From a78553bd13fb9cbb03b574b363c8f68a7289dc11 Mon Sep 17 00:00:00 2001 From: WestfW Date: Fri, 10 Jun 2011 23:02:25 -0700 Subject: Shrink code by using registers for variables "length" and "address" http://code.google.com/p/optiboot/issues/detail?id=33 Fix high-value watchdog timeouts on ATmega8 http://code.google.com/p/optiboot/issues/detail?id=38 Change "start app on bad commands" code to start the app via the watchdog timer, so that the app is always started with the chip in fully reset state. http://code.google.com/p/optiboot/issues/detail?id=37 --- bootloaders/optiboot/optiboot.c | 34 +- bootloaders/optiboot/optiboot_atmega328.hex | 58 +-- bootloaders/optiboot/optiboot_atmega328.lst | 439 ++++++++-------- .../optiboot/optiboot_atmega328_pro_8MHz.hex | 58 +-- .../optiboot/optiboot_atmega328_pro_8MHz.lst | 439 ++++++++-------- bootloaders/optiboot/optiboot_diecimila.hex | 58 +-- bootloaders/optiboot/optiboot_diecimila.lst | 439 ++++++++-------- bootloaders/optiboot/optiboot_lilypad.hex | 58 +-- bootloaders/optiboot/optiboot_lilypad.lst | 439 ++++++++-------- .../optiboot/optiboot_lilypad_resonator.hex | 58 +-- .../optiboot/optiboot_lilypad_resonator.lst | 439 ++++++++-------- bootloaders/optiboot/optiboot_luminet.hex | 75 ++- bootloaders/optiboot/optiboot_luminet.lst | 574 ++++++++++----------- bootloaders/optiboot/optiboot_pro_16MHz.hex | 58 +-- bootloaders/optiboot/optiboot_pro_16MHz.lst | 439 ++++++++-------- bootloaders/optiboot/optiboot_pro_20mhz.hex | 58 +-- bootloaders/optiboot/optiboot_pro_20mhz.lst | 439 ++++++++-------- bootloaders/optiboot/optiboot_pro_8MHz.hex | 58 +-- bootloaders/optiboot/optiboot_pro_8MHz.lst | 439 ++++++++-------- 19 files changed, 2344 insertions(+), 2315 deletions(-) diff --git a/bootloaders/optiboot/optiboot.c b/bootloaders/optiboot/optiboot.c index ece8b43..8940359 100644 --- a/bootloaders/optiboot/optiboot.c +++ b/bootloaders/optiboot/optiboot.c @@ -198,8 +198,8 @@ asm(" .section .version\n" #define WATCHDOG_1S (_BV(WDP2) | _BV(WDP1) | _BV(WDE)) #define WATCHDOG_2S (_BV(WDP2) | _BV(WDP1) | _BV(WDP0) | _BV(WDE)) #ifndef __AVR_ATmega8__ -#define WATCHDOG_4S (_BV(WDE3) | _BV(WDE)) -#define WATCHDOG_8S (_BV(WDE3) | _BV(WDE0) | _BV(WDE)) +#define WATCHDOG_4S (_BV(WDP3) | _BV(WDE)) +#define WATCHDOG_8S (_BV(WDP3) | _BV(WDP0) | _BV(WDE)) #endif /* Function Prototypes */ @@ -244,8 +244,6 @@ void appStart() __attribute__ ((naked)); /* These definitions are NOT zero initialised, but that doesn't matter */ /* This allows us to drop the zero init code, saving us memory */ #define buff ((uint8_t*)(RAMSTART)) -#define address (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2)) -#define length (*(uint8_t*)(RAMSTART+SPM_PAGESIZE*2+2)) #ifdef VIRTUAL_BOOT_PARTITION #define rstVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+4)) #define wdtVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+6)) @@ -255,6 +253,13 @@ void appStart() __attribute__ ((naked)); int main(void) { uint8_t ch; + /* + * Making these local and in registers prevents the need for initializing + * them, and also saves space because code no longer stores to memory. + */ + register uint16_t address; + register uint8_t length; + // After the zero init loop, this is the first code to run. // // This code makes the following assumptions: @@ -350,7 +355,9 @@ int main(void) { uint8_t *bufPtr; uint16_t addrPtr; - getLen(); + getch(); /* getlen() */ + length = getch(); + getch(); // If we are in RWW section, immediately start page erase if (address < NRWWSTART) __boot_page_erase_short((uint16_t)(void*)address); @@ -415,7 +422,10 @@ int main(void) { /* Read memory block mode, length is big endian. */ else if(ch == STK_READ_PAGE) { // READ PAGE - we only read flash - getLen(); + getch(); /* getlen() */ + length = getch(); + getch(); + verifySpace(); #ifdef VIRTUAL_BOOT_PARTITION do { @@ -575,7 +585,11 @@ void getNch(uint8_t count) { } void verifySpace() { - if (getch() != CRC_EOP) appStart(); + if (getch() != CRC_EOP) { + watchdogConfig(WATCHDOG_16MS); // shorten WD timeout + while (1) // and busy-loop so that WD causes + ; // a reset and app start. + } putch(STK_INSYNC); } @@ -595,12 +609,6 @@ void flash_led(uint8_t count) { } #endif -uint8_t getLen() { - getch(); - length = getch(); - return getch(); -} - // Watchdog functions. These are only safe with interrupts turned off. void watchdogReset() { __asm__ __volatile__ ( diff --git a/bootloaders/optiboot/optiboot_atmega328.hex b/bootloaders/optiboot/optiboot_atmega328.hex index 7286e0d..11819d6 100644 --- a/bootloaders/optiboot/optiboot_atmega328.hex +++ b/bootloaders/optiboot/optiboot_atmega328.hex @@ -1,35 +1,33 @@ -:107E0000112484B714BE81FFE6D085E08093810001 +:107E0000112484B714BE81FFE3D085E08093810004 :107E100082E08093C00088E18093C10086E0809377 -:107E2000C20080E18093C4008EE0CFD0259A86E026 +:107E2000C20080E18093C4008EE0BCD0259A86E039 :107E300020E33CEF91E0309385002093840096BBD3 -:107E4000B09BFECF1D9AA8958150A9F7DD24D3944D -:107E5000A5E0EA2EF1E1FF2EABD0813421F481E0E0 -:107E6000C5D083E020C0823411F484E103C085349E -:107E700019F485E0BBD091C0853581F499D0082FE5 -:107E800010E096D090E0982F8827802B912B880FB8 -:107E9000991F90930102809300027EC0863529F4D9 -:107EA00084E0A4D080E07CD078C0843609F04EC055 -:107EB00087D0E0910002F091010280E7E030F807FE -:107EC00018F483E087BFE895C0E0D1E071D08993D2 -:107ED000809102028150809302028823B9F7E091D9 -:107EE0000002F091010280E7E030F80718F083E02B -:107EF00087BFE89575D007B600FCFDCF4091000222 -:107F000050910102A0E0B1E02C9130E011968C91EB -:107F1000119790E0982F8827822B932B1296FA01C5 -:107F20000C01D7BEE89511244E5F5F4FF1E0A038F9 -:107F3000BF0751F7E0910002F0910102E7BEE8951A -:107F400007B600FCFDCFF7BEE89527C08437B9F42B -:107F500037D046D0E0910002F09101023196F093C3 -:107F60000102E09300023197E4918E2F19D08091A5 -:107F70000202815080930202882361F70EC0853788 -:107F800039F42ED08EE10CD085E90AD08FE08BCF6A -:107F9000813511F488E019D023D080E101D05CCF85 -:107FA000982F8091C00085FFFCCF9093C600089564 -:107FB000A8958091C00087FFFCCF8091C6000895EE -:107FC000F7DFF6DF80930202F3CFE0E6F0E098E11E -:107FD00090838083089580E0F8DFEE27FF270994DF -:107FE000E7DF803209F0F7DF84E1DACF1F93182F43 -:0C7FF000DFDF1150E9F7F4DF1F91089566 +:107E4000B09BFECF1D9AA8958150A9F799249394D1 +:107E5000A5E0AA2EF1E1BF2E9DD0813421F481E06E +:107E6000AFD083E01FC0823411F484E103C08534B5 +:107E700019F485E0A5D083C0853579F48BD0E82E40 +:107E8000FF2488D0082F10E0102F00270E291F296B +:107E9000000F111F8DD0680172C0863529F484E06F +:107EA0008FD080E06FD06BC0843609F042C072D0B2 +:107EB00071D0082F6FD080E0C81680E7D80620F474 +:107EC00083E0F60187BFE895C0E0D1E063D08993F5 +:107ED0000C17E1F7F0E0CF16F0E7DF0620F083E0C3 +:107EE000F60187BFE89564D007B600FCFDCFA60178 +:107EF000A0E0B1E02C9130E011968C91119790E0C8 +:107F0000982F8827822B932B1296FA010C0197BE8B +:107F1000E89511244E5F5F4FF1E0A038BF0751F79D +:107F2000F601A7BEE89507B600FCFDCFB7BEE89501 +:107F300026C08437B1F42ED02DD0F82E2BD038D0D7 +:107F4000F601EF2C8F010F5F1F4F84911BD0EA9435 +:107F5000F801C1F70894C11CD11CFA94CF0CD11CB4 +:107F60000EC0853739F424D08EE10CD085E90AD0D3 +:107F70008FE098CF813511F488E014D019D080E1DA +:107F800001D06ACF982F8091C00085FFFCCF9093DD +:107F9000C6000895A8958091C00087FFFCCF80910E +:107FA000C6000895E0E6F0E098E1908380830895AC +:107FB000F1DF803219F088E0F5DFFFCF84E1E2CF16 +:107FC0001F93182FE7DF1150E9F7F2DF1F91089593 +:0A7FD00080E0E8DFEE27FF270994A8 :027FFE0001047C :0400000300007E007B :00000001FF diff --git a/bootloaders/optiboot/optiboot_atmega328.lst b/bootloaders/optiboot/optiboot_atmega328.lst index 0da8aaf..7876b96 100644 --- a/bootloaders/optiboot/optiboot_atmega328.lst +++ b/bootloaders/optiboot/optiboot_atmega328.lst @@ -3,27 +3,27 @@ optiboot_atmega328.elf: file format elf32-avr Sections: Idx Name Size VMA LMA File off Algn - 0 .text 000001fc 00007e00 00007e00 00000054 2**1 + 0 .text 000001da 00007e00 00007e00 00000054 2**1 CONTENTS, ALLOC, LOAD, READONLY, CODE - 1 .version 00000002 00007ffe 00007ffe 00000250 2**0 + 1 .version 00000002 00007ffe 00007ffe 0000022e 2**0 CONTENTS, READONLY - 2 .debug_aranges 00000028 00000000 00000000 00000252 2**0 + 2 .debug_aranges 00000028 00000000 00000000 00000230 2**0 CONTENTS, READONLY, DEBUGGING - 3 .debug_pubnames 0000006a 00000000 00000000 0000027a 2**0 + 3 .debug_pubnames 0000005f 00000000 00000000 00000258 2**0 CONTENTS, READONLY, DEBUGGING - 4 .debug_info 00000285 00000000 00000000 000002e4 2**0 + 4 .debug_info 0000028c 00000000 00000000 000002b7 2**0 CONTENTS, READONLY, DEBUGGING - 5 .debug_abbrev 0000019f 00000000 00000000 00000569 2**0 + 5 .debug_abbrev 00000199 00000000 00000000 00000543 2**0 CONTENTS, READONLY, DEBUGGING - 6 .debug_line 00000453 00000000 00000000 00000708 2**0 + 6 .debug_line 00000456 00000000 00000000 000006dc 2**0 CONTENTS, READONLY, DEBUGGING - 7 .debug_frame 00000090 00000000 00000000 00000b5c 2**2 + 7 .debug_frame 00000080 00000000 00000000 00000b34 2**2 CONTENTS, READONLY, DEBUGGING - 8 .debug_str 00000141 00000000 00000000 00000bec 2**0 + 8 .debug_str 00000149 00000000 00000000 00000bb4 2**0 CONTENTS, READONLY, DEBUGGING - 9 .debug_loc 000001e1 00000000 00000000 00000d2d 2**0 + 9 .debug_loc 0000027e 00000000 00000000 00000cfd 2**0 CONTENTS, READONLY, DEBUGGING - 10 .debug_ranges 00000068 00000000 00000000 00000f0e 2**0 + 10 .debug_ranges 00000060 00000000 00000000 00000f7b 2**0 CONTENTS, READONLY, DEBUGGING Disassembly of section .text: @@ -47,7 +47,7 @@ int main(void) { 7e04: 14 be out 0x34, r1 ; 52 if (!(ch & _BV(EXTRF))) appStart(); 7e06: 81 ff sbrs r24, 1 - 7e08: e6 d0 rcall .+460 ; 0x7fd6 + 7e08: e3 d0 rcall .+454 ; 0x7fd0 #if LED_START_FLASHES > 0 // Set up Timer 1 for timeout counter @@ -77,7 +77,7 @@ int main(void) { // Set up watchdog to trigger after 500ms watchdogConfig(WATCHDOG_1S); 7e28: 8e e0 ldi r24, 0x0E ; 14 - 7e2a: cf d0 rcall .+414 ; 0x7fca + 7e2a: bc d0 rcall .+376 ; 0x7fa4 /* Set LED pin as output */ LED_DDR |= _BV(LED); @@ -111,8 +111,8 @@ void flash_led(uint8_t count) { #else LED_PIN |= _BV(LED); 7e44: 1d 9a sbi 0x03, 5 ; 3 - return getch(); } +#endif // Watchdog functions. These are only safe with interrupts turned off. void watchdogReset() { @@ -132,8 +132,8 @@ void watchdogReset() { if(ch == STK_GET_PARAMETER) { // GET PARAMETER returns a generic 0x03 reply - enough to keep Avrdude happy getNch(1); - 7e4c: dd 24 eor r13, r13 - 7e4e: d3 94 inc r13 + 7e4c: 99 24 eor r9, r9 + 7e4e: 93 94 inc r9 __boot_page_fill_short((uint16_t)(void*)addrPtr,a); addrPtr += 2; } while (--ch); @@ -141,21 +141,21 @@ void watchdogReset() { // Write from programming buffer __boot_page_write_short((uint16_t)(void*)address); 7e50: a5 e0 ldi r26, 0x05 ; 5 - 7e52: ea 2e mov r14, r26 + 7e52: aa 2e mov r10, r26 boot_spm_busy_wait(); #if defined(RWWSRE) // Reenable read access to flash boot_rww_enable(); 7e54: f1 e1 ldi r31, 0x11 ; 17 - 7e56: ff 2e mov r15, r31 + 7e56: bf 2e mov r11, r31 #endif /* Forever loop */ for (;;) { /* get character from UART */ ch = getch(); - 7e58: ab d0 rcall .+342 ; 0x7fb0 + 7e58: 9d d0 rcall .+314 ; 0x7f94 if(ch == STK_GET_PARAMETER) { 7e5a: 81 34 cpi r24, 0x41 ; 65 @@ -163,10 +163,10 @@ void watchdogReset() { // GET PARAMETER returns a generic 0x03 reply - enough to keep Avrdude happy getNch(1); 7e5e: 81 e0 ldi r24, 0x01 ; 1 - 7e60: c5 d0 rcall .+394 ; 0x7fec + 7e60: af d0 rcall .+350 ; 0x7fc0 putch(0x03); 7e62: 83 e0 ldi r24, 0x03 ; 3 - 7e64: 20 c0 rjmp .+64 ; 0x7ea6 + 7e64: 1f c0 rjmp .+62 ; 0x7ea4 } else if(ch == STK_SET_DEVICE) { 7e66: 82 34 cpi r24, 0x42 ; 66 @@ -182,71 +182,77 @@ void watchdogReset() { // SET DEVICE EXT is ignored getNch(5); 7e72: 85 e0 ldi r24, 0x05 ; 5 - 7e74: bb d0 rcall .+374 ; 0x7fec - 7e76: 91 c0 rjmp .+290 ; 0x7f9a + 7e74: a5 d0 rcall .+330 ; 0x7fc0 + 7e76: 83 c0 rjmp .+262 ; 0x7f7e } else if(ch == STK_LOAD_ADDRESS) { 7e78: 85 35 cpi r24, 0x55 ; 85 - 7e7a: 81 f4 brne .+32 ; 0x7e9c + 7e7a: 79 f4 brne .+30 ; 0x7e9a // LOAD ADDRESS uint16_t newAddress; newAddress = getch(); - 7e7c: 99 d0 rcall .+306 ; 0x7fb0 + 7e7c: 8b d0 rcall .+278 ; 0x7f94 newAddress = (newAddress & 0xff) | (getch() << 8); - 7e7e: 08 2f mov r16, r24 - 7e80: 10 e0 ldi r17, 0x00 ; 0 - 7e82: 96 d0 rcall .+300 ; 0x7fb0 - 7e84: 90 e0 ldi r25, 0x00 ; 0 - 7e86: 98 2f mov r25, r24 - 7e88: 88 27 eor r24, r24 - 7e8a: 80 2b or r24, r16 - 7e8c: 91 2b or r25, r17 + 7e7e: e8 2e mov r14, r24 + 7e80: ff 24 eor r15, r15 + 7e82: 88 d0 rcall .+272 ; 0x7f94 + 7e84: 08 2f mov r16, r24 + 7e86: 10 e0 ldi r17, 0x00 ; 0 + 7e88: 10 2f mov r17, r16 + 7e8a: 00 27 eor r16, r16 + 7e8c: 0e 29 or r16, r14 + 7e8e: 1f 29 or r17, r15 #ifdef RAMPZ // Transfer top bit to RAMPZ RAMPZ = (newAddress & 0x8000) ? 1 : 0; #endif newAddress += newAddress; // Convert from word address to byte address - 7e8e: 88 0f add r24, r24 - 7e90: 99 1f adc r25, r25 + 7e90: 00 0f add r16, r16 + 7e92: 11 1f adc r17, r17 address = newAddress; - 7e92: 90 93 01 02 sts 0x0201, r25 - 7e96: 80 93 00 02 sts 0x0200, r24 - 7e9a: 7e c0 rjmp .+252 ; 0x7f98 verifySpace(); + 7e94: 8d d0 rcall .+282 ; 0x7fb0 + 7e96: 68 01 movw r12, r16 + 7e98: 72 c0 rjmp .+228 ; 0x7f7e } else if(ch == STK_UNIVERSAL) { - 7e9c: 86 35 cpi r24, 0x56 ; 86 - 7e9e: 29 f4 brne .+10 ; 0x7eaa + 7e9a: 86 35 cpi r24, 0x56 ; 86 + 7e9c: 29 f4 brne .+10 ; 0x7ea8 // UNIVERSAL command is ignored getNch(4); - 7ea0: 84 e0 ldi r24, 0x04 ; 4 - 7ea2: a4 d0 rcall .+328 ; 0x7fec + 7e9e: 84 e0 ldi r24, 0x04 ; 4 + 7ea0: 8f d0 rcall .+286 ; 0x7fc0 putch(0x00); - 7ea4: 80 e0 ldi r24, 0x00 ; 0 - 7ea6: 7c d0 rcall .+248 ; 0x7fa0 - 7ea8: 78 c0 rjmp .+240 ; 0x7f9a + 7ea2: 80 e0 ldi r24, 0x00 ; 0 + 7ea4: 6f d0 rcall .+222 ; 0x7f84 + 7ea6: 6b c0 rjmp .+214 ; 0x7f7e } /* Write memory, length is big endian and is in bytes */ else if(ch == STK_PROG_PAGE) { - 7eaa: 84 36 cpi r24, 0x64 ; 100 - 7eac: 09 f0 breq .+2 ; 0x7eb0 - 7eae: 4e c0 rjmp .+156 ; 0x7f4c + 7ea8: 84 36 cpi r24, 0x64 ; 100 + 7eaa: 09 f0 breq .+2 ; 0x7eae + 7eac: 42 c0 rjmp .+132 ; 0x7f32 // PROGRAM PAGE - we support flash programming only, not EEPROM uint8_t *bufPtr; uint16_t addrPtr; - getLen(); - 7eb0: 87 d0 rcall .+270 ; 0x7fc0 + getch(); /* getlen() */ + 7eae: 72 d0 rcall .+228 ; 0x7f94 + length = getch(); + 7eb0: 71 d0 rcall .+226 ; 0x7f94 + 7eb2: 08 2f mov r16, r24 + getch(); + 7eb4: 6f d0 rcall .+222 ; 0x7f94 // If we are in RWW section, immediately start page erase if (address < NRWWSTART) __boot_page_erase_short((uint16_t)(void*)address); - 7eb2: e0 91 00 02 lds r30, 0x0200 - 7eb6: f0 91 01 02 lds r31, 0x0201 + 7eb6: 80 e0 ldi r24, 0x00 ; 0 + 7eb8: c8 16 cp r12, r24 7eba: 80 e7 ldi r24, 0x70 ; 112 - 7ebc: e0 30 cpi r30, 0x00 ; 0 - 7ebe: f8 07 cpc r31, r24 - 7ec0: 18 f4 brcc .+6 ; 0x7ec8 - 7ec2: 83 e0 ldi r24, 0x03 ; 3 + 7ebc: d8 06 cpc r13, r24 + 7ebe: 20 f4 brcc .+8 ; 0x7ec8 + 7ec0: 83 e0 ldi r24, 0x03 ; 3 + 7ec2: f6 01 movw r30, r12 7ec4: 87 bf out 0x37, r24 ; 55 7ec6: e8 95 spm 7ec8: c0 e0 ldi r28, 0x00 ; 0 @@ -255,302 +261,301 @@ void watchdogReset() { // While that is going on, read in page contents bufPtr = buff; do *bufPtr++ = getch(); - 7ecc: 71 d0 rcall .+226 ; 0x7fb0 + 7ecc: 63 d0 rcall .+198 ; 0x7f94 7ece: 89 93 st Y+, r24 while (--length); - 7ed0: 80 91 02 02 lds r24, 0x0202 - 7ed4: 81 50 subi r24, 0x01 ; 1 - 7ed6: 80 93 02 02 sts 0x0202, r24 - 7eda: 88 23 and r24, r24 - 7edc: b9 f7 brne .-18 ; 0x7ecc + 7ed0: 0c 17 cp r16, r28 + 7ed2: e1 f7 brne .-8 ; 0x7ecc // If we are in NRWW section, page erase has to be delayed until now. // Todo: Take RAMPZ into account if (address >= NRWWSTART) __boot_page_erase_short((uint16_t)(void*)address); - 7ede: e0 91 00 02 lds r30, 0x0200 - 7ee2: f0 91 01 02 lds r31, 0x0201 - 7ee6: 80 e7 ldi r24, 0x70 ; 112 - 7ee8: e0 30 cpi r30, 0x00 ; 0 - 7eea: f8 07 cpc r31, r24 - 7eec: 18 f0 brcs .+6 ; 0x7ef4 - 7eee: 83 e0 ldi r24, 0x03 ; 3 - 7ef0: 87 bf out 0x37, r24 ; 55 - 7ef2: e8 95 spm + 7ed4: f0 e0 ldi r31, 0x00 ; 0 + 7ed6: cf 16 cp r12, r31 + 7ed8: f0 e7 ldi r31, 0x70 ; 112 + 7eda: df 06 cpc r13, r31 + 7edc: 20 f0 brcs .+8 ; 0x7ee6 + 7ede: 83 e0 ldi r24, 0x03 ; 3 + 7ee0: f6 01 movw r30, r12 + 7ee2: 87 bf out 0x37, r24 ; 55 + 7ee4: e8 95 spm // Read command terminator, start reply verifySpace(); - 7ef4: 75 d0 rcall .+234 ; 0x7fe0 + 7ee6: 64 d0 rcall .+200 ; 0x7fb0 // If only a partial page is to be programmed, the erase might not be complete. // So check that here boot_spm_busy_wait(); - 7ef6: 07 b6 in r0, 0x37 ; 55 - 7ef8: 00 fc sbrc r0, 0 - 7efa: fd cf rjmp .-6 ; 0x7ef6 - } -#endif - - // Copy buffer into programming buffer + 7ee8: 07 b6 in r0, 0x37 ; 55 + 7eea: 00 fc sbrc r0, 0 + 7eec: fd cf rjmp .-6 ; 0x7ee8 + 7eee: a6 01 movw r20, r12 + 7ef0: a0 e0 ldi r26, 0x00 ; 0 + 7ef2: b1 e0 ldi r27, 0x01 ; 1 bufPtr = buff; addrPtr = (uint16_t)(void*)address; - 7efc: 40 91 00 02 lds r20, 0x0200 - 7f00: 50 91 01 02 lds r21, 0x0201 - 7f04: a0 e0 ldi r26, 0x00 ; 0 - 7f06: b1 e0 ldi r27, 0x01 ; 1 ch = SPM_PAGESIZE / 2; do { uint16_t a; a = *bufPtr++; - 7f08: 2c 91 ld r18, X - 7f0a: 30 e0 ldi r19, 0x00 ; 0 + 7ef4: 2c 91 ld r18, X + 7ef6: 30 e0 ldi r19, 0x00 ; 0 a |= (*bufPtr++) << 8; - 7f0c: 11 96 adiw r26, 0x01 ; 1 - 7f0e: 8c 91 ld r24, X - 7f10: 11 97 sbiw r26, 0x01 ; 1 - 7f12: 90 e0 ldi r25, 0x00 ; 0 - 7f14: 98 2f mov r25, r24 - 7f16: 88 27 eor r24, r24 - 7f18: 82 2b or r24, r18 - 7f1a: 93 2b or r25, r19 + 7ef8: 11 96 adiw r26, 0x01 ; 1 + 7efa: 8c 91 ld r24, X + 7efc: 11 97 sbiw r26, 0x01 ; 1 + 7efe: 90 e0 ldi r25, 0x00 ; 0 + 7f00: 98 2f mov r25, r24 + 7f02: 88 27 eor r24, r24 + 7f04: 82 2b or r24, r18 + 7f06: 93 2b or r25, r19 #define rstVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+4)) #define wdtVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+6)) #endif /* main program starts here */ int main(void) { - 7f1c: 12 96 adiw r26, 0x02 ; 2 + 7f08: 12 96 adiw r26, 0x02 ; 2 ch = SPM_PAGESIZE / 2; do { uint16_t a; a = *bufPtr++; a |= (*bufPtr++) << 8; __boot_page_fill_short((uint16_t)(void*)addrPtr,a); - 7f1e: fa 01 movw r30, r20 - 7f20: 0c 01 movw r0, r24 - 7f22: d7 be out 0x37, r13 ; 55 - 7f24: e8 95 spm - 7f26: 11 24 eor r1, r1 + 7f0a: fa 01 movw r30, r20 + 7f0c: 0c 01 movw r0, r24 + 7f0e: 97 be out 0x37, r9 ; 55 + 7f10: e8 95 spm + 7f12: 11 24 eor r1, r1 addrPtr += 2; - 7f28: 4e 5f subi r20, 0xFE ; 254 - 7f2a: 5f 4f sbci r21, 0xFF ; 255 + 7f14: 4e 5f subi r20, 0xFE ; 254 + 7f16: 5f 4f sbci r21, 0xFF ; 255 } while (--ch); - 7f2c: f1 e0 ldi r31, 0x01 ; 1 - 7f2e: a0 38 cpi r26, 0x80 ; 128 - 7f30: bf 07 cpc r27, r31 - 7f32: 51 f7 brne .-44 ; 0x7f08 + 7f18: f1 e0 ldi r31, 0x01 ; 1 + 7f1a: a0 38 cpi r26, 0x80 ; 128 + 7f1c: bf 07 cpc r27, r31 + 7f1e: 51 f7 brne .-44 ; 0x7ef4 // Write from programming buffer __boot_page_write_short((uint16_t)(void*)address); - 7f34: e0 91 00 02 lds r30, 0x0200 - 7f38: f0 91 01 02 lds r31, 0x0201 - 7f3c: e7 be out 0x37, r14 ; 55 - 7f3e: e8 95 spm + 7f20: f6 01 movw r30, r12 + 7f22: a7 be out 0x37, r10 ; 55 + 7f24: e8 95 spm boot_spm_busy_wait(); - 7f40: 07 b6 in r0, 0x37 ; 55 - 7f42: 00 fc sbrc r0, 0 - 7f44: fd cf rjmp .-6 ; 0x7f40 + 7f26: 07 b6 in r0, 0x37 ; 55 + 7f28: 00 fc sbrc r0, 0 + 7f2a: fd cf rjmp .-6 ; 0x7f26 #if defined(RWWSRE) // Reenable read access to flash boot_rww_enable(); - 7f46: f7 be out 0x37, r15 ; 55 - 7f48: e8 95 spm - 7f4a: 27 c0 rjmp .+78 ; 0x7f9a + 7f2c: b7 be out 0x37, r11 ; 55 + 7f2e: e8 95 spm + 7f30: 26 c0 rjmp .+76 ; 0x7f7e #endif } /* Read memory block mode, length is big endian. */ else if(ch == STK_READ_PAGE) { - 7f4c: 84 37 cpi r24, 0x74 ; 116 - 7f4e: b9 f4 brne .+46 ; 0x7f7e + 7f32: 84 37 cpi r24, 0x74 ; 116 + 7f34: b1 f4 brne .+44 ; 0x7f62 // READ PAGE - we only read flash - getLen(); - 7f50: 37 d0 rcall .+110 ; 0x7fc0 + getch(); /* getlen() */ + 7f36: 2e d0 rcall .+92 ; 0x7f94 + length = getch(); + 7f38: 2d d0 rcall .+90 ; 0x7f94 + 7f3a: f8 2e mov r15, r24 + getch(); + 7f3c: 2b d0 rcall .+86 ; 0x7f94 + verifySpace(); - 7f52: 46 d0 rcall .+140 ; 0x7fe0 + 7f3e: 38 d0 rcall .+112 ; 0x7fb0 + 7f40: f6 01 movw r30, r12 + 7f42: ef 2c mov r14, r15 putch(result); address++; } while (--length); #else do putch(pgm_read_byte_near(address++)); - 7f54: e0 91 00 02 lds r30, 0x0200 - 7f58: f0 91 01 02 lds r31, 0x0201 - 7f5c: 31 96 adiw r30, 0x01 ; 1 - 7f5e: f0 93 01 02 sts 0x0201, r31 - 7f62: e0 93 00 02 sts 0x0200, r30 - 7f66: 31 97 sbiw r30, 0x01 ; 1 - 7f68: e4 91 lpm r30, Z+ - 7f6a: 8e 2f mov r24, r30 - 7f6c: 19 d0 rcall .+50 ; 0x7fa0 + 7f44: 8f 01 movw r16, r30 + 7f46: 0f 5f subi r16, 0xFF ; 255 + 7f48: 1f 4f sbci r17, 0xFF ; 255 + 7f4a: 84 91 lpm r24, Z+ + 7f4c: 1b d0 rcall .+54 ; 0x7f84 while (--length); - 7f6e: 80 91 02 02 lds r24, 0x0202 - 7f72: 81 50 subi r24, 0x01 ; 1 - 7f74: 80 93 02 02 sts 0x0202, r24 - 7f78: 88 23 and r24, r24 - 7f7a: 61 f7 brne .-40 ; 0x7f54 - 7f7c: 0e c0 rjmp .+28 ; 0x7f9a + 7f4e: ea 94 dec r14 + 7f50: f8 01 movw r30, r16 + 7f52: c1 f7 brne .-16 ; 0x7f44 +#define rstVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+4)) +#define wdtVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+6)) +#endif + +/* main program starts here */ +int main(void) { + 7f54: 08 94 sec + 7f56: c1 1c adc r12, r1 + 7f58: d1 1c adc r13, r1 + 7f5a: fa 94 dec r15 + 7f5c: cf 0c add r12, r15 + 7f5e: d1 1c adc r13, r1 + 7f60: 0e c0 rjmp .+28 ; 0x7f7e #endif #endif } /* Get device signature bytes */ else if(ch == STK_READ_SIGN) { - 7f7e: 85 37 cpi r24, 0x75 ; 117 - 7f80: 39 f4 brne .+14 ; 0x7f90 + 7f62: 85 37 cpi r24, 0x75 ; 117 + 7f64: 39 f4 brne .+14 ; 0x7f74 // READ SIGN - return what Avrdude wants to hear verifySpace(); - 7f82: 2e d0 rcall .+92 ; 0x7fe0 + 7f66: 24 d0 rcall .+72 ; 0x7fb0 putch(SIGNATURE_0); - 7f84: 8e e1 ldi r24, 0x1E ; 30 - 7f86: 0c d0 rcall .+24 ; 0x7fa0 + 7f68: 8e e1 ldi r24, 0x1E ; 30 + 7f6a: 0c d0 rcall .+24 ; 0x7f84 putch(SIGNATURE_1); - 7f88: 85 e9 ldi r24, 0x95 ; 149 - 7f8a: 0a d0 rcall .+20 ; 0x7fa0 + 7f6c: 85 e9 ldi r24, 0x95 ; 149 + 7f6e: 0a d0 rcall .+20 ; 0x7f84 putch(SIGNATURE_2); - 7f8c: 8f e0 ldi r24, 0x0F ; 15 - 7f8e: 8b cf rjmp .-234 ; 0x7ea6 + 7f70: 8f e0 ldi r24, 0x0F ; 15 + 7f72: 98 cf rjmp .-208 ; 0x7ea4 } else if (ch == 'Q') { - 7f90: 81 35 cpi r24, 0x51 ; 81 - 7f92: 11 f4 brne .+4 ; 0x7f98 + 7f74: 81 35 cpi r24, 0x51 ; 81 + 7f76: 11 f4 brne .+4 ; 0x7f7c // Adaboot no-wait mod watchdogConfig(WATCHDOG_16MS); - 7f94: 88 e0 ldi r24, 0x08 ; 8 - 7f96: 19 d0 rcall .+50 ; 0x7fca + 7f78: 88 e0 ldi r24, 0x08 ; 8 + 7f7a: 14 d0 rcall .+40 ; 0x7fa4 verifySpace(); } else { // This covers the response to commands like STK_ENTER_PROGMODE verifySpace(); - 7f98: 23 d0 rcall .+70 ; 0x7fe0 + 7f7c: 19 d0 rcall .+50 ; 0x7fb0 } putch(STK_OK); - 7f9a: 80 e1 ldi r24, 0x10 ; 16 - 7f9c: 01 d0 rcall .+2 ; 0x7fa0 - 7f9e: 5c cf rjmp .-328 ; 0x7e58 + 7f7e: 80 e1 ldi r24, 0x10 ; 16 + 7f80: 01 d0 rcall .+2 ; 0x7f84 + 7f82: 6a cf rjmp .-300 ; 0x7e58 -00007fa0 : +00007f84 : } } void putch(char ch) { - 7fa0: 98 2f mov r25, r24 + 7f84: 98 2f mov r25, r24 #ifndef SOFT_UART while (!(UCSR0A & _BV(UDRE0))); - 7fa2: 80 91 c0 00 lds r24, 0x00C0 - 7fa6: 85 ff sbrs r24, 5 - 7fa8: fc cf rjmp .-8 ; 0x7fa2 + 7f86: 80 91 c0 00 lds r24, 0x00C0 + 7f8a: 85 ff sbrs r24, 5 + 7f8c: fc cf rjmp .-8 ; 0x7f86 UDR0 = ch; - 7faa: 90 93 c6 00 sts 0x00C6, r25 + 7f8e: 90 93 c6 00 sts 0x00C6, r25 [uartBit] "I" (UART_TX_BIT) : "r25" ); #endif } - 7fae: 08 95 ret + 7f92: 08 95 ret -00007fb0 : - return getch(); +00007f94 : } +#endif // Watchdog functions. These are only safe with interrupts turned off. void watchdogReset() { __asm__ __volatile__ ( - 7fb0: a8 95 wdr + 7f94: a8 95 wdr [uartBit] "I" (UART_RX_BIT) : "r25" ); #else while(!(UCSR0A & _BV(RXC0))); - 7fb2: 80 91 c0 00 lds r24, 0x00C0 - 7fb6: 87 ff sbrs r24, 7 - 7fb8: fc cf rjmp .-8 ; 0x7fb2 + 7f96: 80 91 c0 00 lds r24, 0x00C0 + 7f9a: 87 ff sbrs r24, 7 + 7f9c: fc cf rjmp .-8 ; 0x7f96 ch = UDR0; - 7fba: 80 91 c6 00 lds r24, 0x00C6 + 7f9e: 80 91 c6 00 lds r24, 0x00C6 LED_PIN |= _BV(LED); #endif #endif return ch; } - 7fbe: 08 95 ret - -00007fc0 : - } while (--count); -} -#endif - -uint8_t getLen() { - getch(); - 7fc0: f7 df rcall .-18 ; 0x7fb0 - length = getch(); - 7fc2: f6 df rcall .-20 ; 0x7fb0 - 7fc4: 80 93 02 02 sts 0x0202, r24 - return getch(); -} - 7fc8: f3 cf rjmp .-26 ; 0x7fb0 + 7fa2: 08 95 ret -00007fca : +00007fa4 : "wdr\n" ); } void watchdogConfig(uint8_t x) { WDTCSR = _BV(WDCE) | _BV(WDE); - 7fca: e0 e6 ldi r30, 0x60 ; 96 - 7fcc: f0 e0 ldi r31, 0x00 ; 0 - 7fce: 98 e1 ldi r25, 0x18 ; 24 - 7fd0: 90 83 st Z, r25 + 7fa4: e0 e6 ldi r30, 0x60 ; 96 + 7fa6: f0 e0 ldi r31, 0x00 ; 0 + 7fa8: 98 e1 ldi r25, 0x18 ; 24 + 7faa: 90 83 st Z, r25 WDTCSR = x; - 7fd2: 80 83 st Z, r24 + 7fac: 80 83 st Z, r24 } - 7fd4: 08 95 ret - -00007fd6 : - -void appStart() { - watchdogConfig(WATCHDOG_OFF); - 7fd6: 80 e0 ldi r24, 0x00 ; 0 - 7fd8: f8 df rcall .-16 ; 0x7fca - __asm__ __volatile__ ( - 7fda: ee 27 eor r30, r30 - 7fdc: ff 27 eor r31, r31 - 7fde: 09 94 ijmp + 7fae: 08 95 ret -00007fe0 : +00007fb0 : do getch(); while (--count); verifySpace(); } void verifySpace() { - if (getch() != CRC_EOP) appStart(); - 7fe0: e7 df rcall .-50 ; 0x7fb0 - 7fe2: 80 32 cpi r24, 0x20 ; 32 - 7fe4: 09 f0 breq .+2 ; 0x7fe8 - 7fe6: f7 df rcall .-18 ; 0x7fd6 + if (getch() != CRC_EOP) { + 7fb0: f1 df rcall .-30 ; 0x7f94 + 7fb2: 80 32 cpi r24, 0x20 ; 32 + 7fb4: 19 f0 breq .+6 ; 0x7fbc + watchdogConfig(WATCHDOG_16MS); // shorten WD timeout + 7fb6: 88 e0 ldi r24, 0x08 ; 8 + 7fb8: f5 df rcall .-22 ; 0x7fa4 + 7fba: ff cf rjmp .-2 ; 0x7fba + while (1) // and busy-loop so that WD causes + ; // a reset and app start. + } putch(STK_INSYNC); - 7fe8: 84 e1 ldi r24, 0x14 ; 20 + 7fbc: 84 e1 ldi r24, 0x14 ; 20 } - 7fea: da cf rjmp .-76 ; 0x7fa0 + 7fbe: e2 cf rjmp .-60 ; 0x7f84 -00007fec : +00007fc0 : ::[count] "M" (UART_B_VALUE) ); } #endif void getNch(uint8_t count) { - 7fec: 1f 93 push r17 - 7fee: 18 2f mov r17, r24 + 7fc0: 1f 93 push r17 + 7fc2: 18 2f mov r17, r24 do getch(); while (--count); - 7ff0: df df rcall .-66 ; 0x7fb0 - 7ff2: 11 50 subi r17, 0x01 ; 1 - 7ff4: e9 f7 brne .-6 ; 0x7ff0 + 7fc4: e7 df rcall .-50 ; 0x7f94 + 7fc6: 11 50 subi r17, 0x01 ; 1 + 7fc8: e9 f7 brne .-6 ; 0x7fc4 verifySpace(); - 7ff6: f4 df rcall .-24 ; 0x7fe0 + 7fca: f2 df rcall .-28 ; 0x7fb0 +} + 7fcc: 1f 91 pop r17 + 7fce: 08 95 ret + +00007fd0 : + WDTCSR = _BV(WDCE) | _BV(WDE); + WDTCSR = x; } - 7ff8: 1f 91 pop r17 - 7ffa: 08 95 ret + +void appStart() { + watchdogConfig(WATCHDOG_OFF); + 7fd0: 80 e0 ldi r24, 0x00 ; 0 + 7fd2: e8 df rcall .-48 ; 0x7fa4 + __asm__ __volatile__ ( + 7fd4: ee 27 eor r30, r30 + 7fd6: ff 27 eor r31, r31 + 7fd8: 09 94 ijmp diff --git a/bootloaders/optiboot/optiboot_atmega328_pro_8MHz.hex b/bootloaders/optiboot/optiboot_atmega328_pro_8MHz.hex index 1e56839..a181f0b 100644 --- a/bootloaders/optiboot/optiboot_atmega328_pro_8MHz.hex +++ b/bootloaders/optiboot/optiboot_atmega328_pro_8MHz.hex @@ -1,34 +1,32 @@ -:10000000112484B714BE81FFE6D085E0809381007F +:10000000112484B714BE81FFE3D085E08093810082 :1000100082E08093C00088E18093C10086E08093F5 -:10002000C20088E08093C4008EE0CFD0259A86E09D +:10002000C20088E08093C4008EE0BCD0259A86E0B0 :1000300028E13EEF91E0309385002093840096BB49 -:10004000B09BFECF1D9AA8958150A9F7DD24D394CB -:10005000A5E0EA2EF1E1FF2EABD0813421F481E05E -:10006000C5D083E020C0823411F484E103C085341C -:1000700019F485E0BBD091C0853581F499D0082F63 -:1000800010E096D090E0982F8827802B912B880F36 -:10009000991F90930102809300027EC0863529F457 -:1000A00084E0A4D080E07CD078C0843609F04EC0D3 -:1000B00087D0E0910002F091010280E7E030F8077C -:1000C00018F483E087BFE895C0E0D1E071D0899350 -:1000D000809102028150809302028823B9F7E09157 -:1000E0000002F091010280E7E030F80718F083E0A9 -:1000F00087BFE89575D007B600FCFDCF40910002A0 -:1001000050910102A0E0B1E02C9130E011968C9169 -:10011000119790E0982F8827822B932B1296FA0143 -:100120000C01D7BEE89511244E5F5F4FF1E0A03877 -:10013000BF0751F7E0910002F0910102E7BEE89598 -:1001400007B600FCFDCFF7BEE89527C08437B9F4A9 -:1001500037D046D0E0910002F09101023196F09341 -:100160000102E09300023197E4918E2F19D0809123 -:100170000202815080930202882361F70EC0853706 -:1001800039F42ED08EE10CD085E90AD08FE08BCFE8 -:10019000813511F488E019D023D080E101D05CCF03 -:1001A000982F8091C00085FFFCCF9093C6000895E2 -:1001B000A8958091C00087FFFCCF8091C60008956C -:1001C000F7DFF6DF80930202F3CFE0E6F0E098E19C -:1001D00090838083089580E0F8DFEE27FF2709945D -:1001E000E7DF803209F0F7DF84E1DACF1F93182FC1 -:0C01F000DFDF1150E9F7F4DF1F910895E4 +:10004000B09BFECF1D9AA8958150A9F7992493944F +:10005000A5E0AA2EF1E1BF2E9DD0813421F481E0EC +:10006000AFD083E01FC0823411F484E103C0853433 +:1000700019F485E0A5D083C0853579F48BD0E82EBE +:10008000FF2488D0082F10E0102F00270E291F29E9 +:10009000000F111F8DD0680172C0863529F484E0ED +:1000A0008FD080E06FD06BC0843609F042C072D030 +:1000B00071D0082F6FD080E0C81680E7D80620F4F2 +:1000C00083E0F60187BFE895C0E0D1E063D0899373 +:1000D0000C17E1F7F0E0CF16F0E7DF0620F083E041 +:1000E000F60187BFE89564D007B600FCFDCFA601F6 +:1000F000A0E0B1E02C9130E011968C91119790E046 +:10010000982F8827822B932B1296FA010C0197BE09 +:10011000E89511244E5F5F4FF1E0A038BF0751F71B +:10012000F601A7BEE89507B600FCFDCFB7BEE8957F +:1001300026C08437B1F42ED02DD0F82E2BD038D055 +:10014000F601EF2C8F010F5F1F4F84911BD0EA94B3 +:10015000F801C1F70894C11CD11CFA94CF0CD11C32 +:100160000EC0853739F424D08EE10CD085E90AD051 +:100170008FE098CF813511F488E014D019D080E158 +:1001800001D06ACF982F8091C00085FFFCCF90935B +:10019000C6000895A8958091C00087FFFCCF80918C +:1001A000C6000895E0E6F0E098E19083808308952A +:1001B000F1DF803219F088E0F5DFFFCF84E1E2CF94 +:1001C0001F93182FE7DF1150E9F7F2DF1F91089511 +:0A01D00080E0E8DFEE27FF27099426 :027FFE0001047C :00000001FF diff --git a/bootloaders/optiboot/optiboot_atmega328_pro_8MHz.lst b/bootloaders/optiboot/optiboot_atmega328_pro_8MHz.lst index d7ce991..a4da506 100644 --- a/bootloaders/optiboot/optiboot_atmega328_pro_8MHz.lst +++ b/bootloaders/optiboot/optiboot_atmega328_pro_8MHz.lst @@ -3,27 +3,27 @@ optiboot_atmega328_pro_8MHz.elf: file format elf32-avr Sections: Idx Name Size VMA LMA File off Algn - 0 .text 000001fc 00000000 00000000 00000054 2**1 + 0 .text 000001da 00000000 00000000 00000054 2**1 CONTENTS, ALLOC, LOAD, READONLY, CODE - 1 .version 00000002 00007ffe 00007ffe 00000250 2**0 + 1 .version 00000002 00007ffe 00007ffe 0000022e 2**0 CONTENTS, READONLY - 2 .debug_aranges 00000028 00000000 00000000 00000252 2**0 + 2 .debug_aranges 00000028 00000000 00000000 00000230 2**0 CONTENTS, READONLY, DEBUGGING - 3 .debug_pubnames 0000006a 00000000 00000000 0000027a 2**0 + 3 .debug_pubnames 0000005f 00000000 00000000 00000258 2**0 CONTENTS, READONLY, DEBUGGING - 4 .debug_info 00000285 00000000 00000000 000002e4 2**0 + 4 .debug_info 0000028c 00000000 00000000 000002b7 2**0 CONTENTS, READONLY, DEBUGGING - 5 .debug_abbrev 0000019f 00000000 00000000 00000569 2**0 + 5 .debug_abbrev 00000199 00000000 00000000 00000543 2**0 CONTENTS, READONLY, DEBUGGING - 6 .debug_line 00000453 00000000 00000000 00000708 2**0 + 6 .debug_line 00000456 00000000 00000000 000006dc 2**0 CONTENTS, READONLY, DEBUGGING - 7 .debug_frame 00000090 00000000 00000000 00000b5c 2**2 + 7 .debug_frame 00000080 00000000 00000000 00000b34 2**2 CONTENTS, READONLY, DEBUGGING - 8 .debug_str 00000141 00000000 00000000 00000bec 2**0 + 8 .debug_str 00000149 00000000 00000000 00000bb4 2**0 CONTENTS, READONLY, DEBUGGING - 9 .debug_loc 000001e1 00000000 00000000 00000d2d 2**0 + 9 .debug_loc 0000027e 00000000 00000000 00000cfd 2**0 CONTENTS, READONLY, DEBUGGING - 10 .debug_ranges 00000068 00000000 00000000 00000f0e 2**0 + 10 .debug_ranges 00000060 00000000 00000000 00000f7b 2**0 CONTENTS, READONLY, DEBUGGING Disassembly of section .text: @@ -47,7 +47,7 @@ int main(void) { 4: 14 be out 0x34, r1 ; 52 if (!(ch & _BV(EXTRF))) appStart(); 6: 81 ff sbrs r24, 1 - 8: e6 d0 rcall .+460 ; 0x1d6 + 8: e3 d0 rcall .+454 ; 0x1d0 #if LED_START_FLASHES > 0 // Set up Timer 1 for timeout counter @@ -77,7 +77,7 @@ int main(void) { // Set up watchdog to trigger after 500ms watchdogConfig(WATCHDOG_1S); 28: 8e e0 ldi r24, 0x0E ; 14 - 2a: cf d0 rcall .+414 ; 0x1ca + 2a: bc d0 rcall .+376 ; 0x1a4 /* Set LED pin as output */ LED_DDR |= _BV(LED); @@ -111,8 +111,8 @@ void flash_led(uint8_t count) { #else LED_PIN |= _BV(LED); 44: 1d 9a sbi 0x03, 5 ; 3 - return getch(); } +#endif // Watchdog functions. These are only safe with interrupts turned off. void watchdogReset() { @@ -132,8 +132,8 @@ void watchdogReset() { if(ch == STK_GET_PARAMETER) { // GET PARAMETER returns a generic 0x03 reply - enough to keep Avrdude happy getNch(1); - 4c: dd 24 eor r13, r13 - 4e: d3 94 inc r13 + 4c: 99 24 eor r9, r9 + 4e: 93 94 inc r9 __boot_page_fill_short((uint16_t)(void*)addrPtr,a); addrPtr += 2; } while (--ch); @@ -141,21 +141,21 @@ void watchdogReset() { // Write from programming buffer __boot_page_write_short((uint16_t)(void*)address); 50: a5 e0 ldi r26, 0x05 ; 5 - 52: ea 2e mov r14, r26 + 52: aa 2e mov r10, r26 boot_spm_busy_wait(); #if defined(RWWSRE) // Reenable read access to flash boot_rww_enable(); 54: f1 e1 ldi r31, 0x11 ; 17 - 56: ff 2e mov r15, r31 + 56: bf 2e mov r11, r31 #endif /* Forever loop */ for (;;) { /* get character from UART */ ch = getch(); - 58: ab d0 rcall .+342 ; 0x1b0 + 58: 9d d0 rcall .+314 ; 0x194 if(ch == STK_GET_PARAMETER) { 5a: 81 34 cpi r24, 0x41 ; 65 @@ -163,10 +163,10 @@ void watchdogReset() { // GET PARAMETER returns a generic 0x03 reply - enough to keep Avrdude happy getNch(1); 5e: 81 e0 ldi r24, 0x01 ; 1 - 60: c5 d0 rcall .+394 ; 0x1ec + 60: af d0 rcall .+350 ; 0x1c0 putch(0x03); 62: 83 e0 ldi r24, 0x03 ; 3 - 64: 20 c0 rjmp .+64 ; 0xa6 <__SREG__+0x67> + 64: 1f c0 rjmp .+62 ; 0xa4 <__SREG__+0x65> } else if(ch == STK_SET_DEVICE) { 66: 82 34 cpi r24, 0x42 ; 66 @@ -182,71 +182,77 @@ void watchdogReset() { // SET DEVICE EXT is ignored getNch(5); 72: 85 e0 ldi r24, 0x05 ; 5 - 74: bb d0 rcall .+374 ; 0x1ec - 76: 91 c0 rjmp .+290 ; 0x19a <__SREG__+0x15b> + 74: a5 d0 rcall .+330 ; 0x1c0 + 76: 83 c0 rjmp .+262 ; 0x17e <__SREG__+0x13f> } else if(ch == STK_LOAD_ADDRESS) { 78: 85 35 cpi r24, 0x55 ; 85 - 7a: 81 f4 brne .+32 ; 0x9c <__SREG__+0x5d> + 7a: 79 f4 brne .+30 ; 0x9a <__SREG__+0x5b> // LOAD ADDRESS uint16_t newAddress; newAddress = getch(); - 7c: 99 d0 rcall .+306 ; 0x1b0 + 7c: 8b d0 rcall .+278 ; 0x194 newAddress = (newAddress & 0xff) | (getch() << 8); - 7e: 08 2f mov r16, r24 - 80: 10 e0 ldi r17, 0x00 ; 0 - 82: 96 d0 rcall .+300 ; 0x1b0 - 84: 90 e0 ldi r25, 0x00 ; 0 - 86: 98 2f mov r25, r24 - 88: 88 27 eor r24, r24 - 8a: 80 2b or r24, r16 - 8c: 91 2b or r25, r17 + 7e: e8 2e mov r14, r24 + 80: ff 24 eor r15, r15 + 82: 88 d0 rcall .+272 ; 0x194 + 84: 08 2f mov r16, r24 + 86: 10 e0 ldi r17, 0x00 ; 0 + 88: 10 2f mov r17, r16 + 8a: 00 27 eor r16, r16 + 8c: 0e 29 or r16, r14 + 8e: 1f 29 or r17, r15 #ifdef RAMPZ // Transfer top bit to RAMPZ RAMPZ = (newAddress & 0x8000) ? 1 : 0; #endif newAddress += newAddress; // Convert from word address to byte address - 8e: 88 0f add r24, r24 - 90: 99 1f adc r25, r25 + 90: 00 0f add r16, r16 + 92: 11 1f adc r17, r17 address = newAddress; - 92: 90 93 01 02 sts 0x0201, r25 - 96: 80 93 00 02 sts 0x0200, r24 - 9a: 7e c0 rjmp .+252 ; 0x198 <__SREG__+0x159> verifySpace(); + 94: 8d d0 rcall .+282 ; 0x1b0 + 96: 68 01 movw r12, r16 + 98: 72 c0 rjmp .+228 ; 0x17e <__SREG__+0x13f> } else if(ch == STK_UNIVERSAL) { - 9c: 86 35 cpi r24, 0x56 ; 86 - 9e: 29 f4 brne .+10 ; 0xaa <__SREG__+0x6b> + 9a: 86 35 cpi r24, 0x56 ; 86 + 9c: 29 f4 brne .+10 ; 0xa8 <__SREG__+0x69> // UNIVERSAL command is ignored getNch(4); - a0: 84 e0 ldi r24, 0x04 ; 4 - a2: a4 d0 rcall .+328 ; 0x1ec + 9e: 84 e0 ldi r24, 0x04 ; 4 + a0: 8f d0 rcall .+286 ; 0x1c0 putch(0x00); - a4: 80 e0 ldi r24, 0x00 ; 0 - a6: 7c d0 rcall .+248 ; 0x1a0 - a8: 78 c0 rjmp .+240 ; 0x19a <__SREG__+0x15b> + a2: 80 e0 ldi r24, 0x00 ; 0 + a4: 6f d0 rcall .+222 ; 0x184 + a6: 6b c0 rjmp .+214 ; 0x17e <__SREG__+0x13f> } /* Write memory, length is big endian and is in bytes */ else if(ch == STK_PROG_PAGE) { - aa: 84 36 cpi r24, 0x64 ; 100 - ac: 09 f0 breq .+2 ; 0xb0 <__SREG__+0x71> - ae: 4e c0 rjmp .+156 ; 0x14c <__SREG__+0x10d> + a8: 84 36 cpi r24, 0x64 ; 100 + aa: 09 f0 breq .+2 ; 0xae <__SREG__+0x6f> + ac: 42 c0 rjmp .+132 ; 0x132 <__SREG__+0xf3> // PROGRAM PAGE - we support flash programming only, not EEPROM uint8_t *bufPtr; uint16_t addrPtr; - getLen(); - b0: 87 d0 rcall .+270 ; 0x1c0 + getch(); /* getlen() */ + ae: 72 d0 rcall .+228 ; 0x194 + length = getch(); + b0: 71 d0 rcall .+226 ; 0x194 + b2: 08 2f mov r16, r24 + getch(); + b4: 6f d0 rcall .+222 ; 0x194 // If we are in RWW section, immediately start page erase if (address < NRWWSTART) __boot_page_erase_short((uint16_t)(void*)address); - b2: e0 91 00 02 lds r30, 0x0200 - b6: f0 91 01 02 lds r31, 0x0201 + b6: 80 e0 ldi r24, 0x00 ; 0 + b8: c8 16 cp r12, r24 ba: 80 e7 ldi r24, 0x70 ; 112 - bc: e0 30 cpi r30, 0x00 ; 0 - be: f8 07 cpc r31, r24 - c0: 18 f4 brcc .+6 ; 0xc8 <__SREG__+0x89> - c2: 83 e0 ldi r24, 0x03 ; 3 + bc: d8 06 cpc r13, r24 + be: 20 f4 brcc .+8 ; 0xc8 <__SREG__+0x89> + c0: 83 e0 ldi r24, 0x03 ; 3 + c2: f6 01 movw r30, r12 c4: 87 bf out 0x37, r24 ; 55 c6: e8 95 spm c8: c0 e0 ldi r28, 0x00 ; 0 @@ -255,302 +261,301 @@ void watchdogReset() { // While that is going on, read in page contents bufPtr = buff; do *bufPtr++ = getch(); - cc: 71 d0 rcall .+226 ; 0x1b0 + cc: 63 d0 rcall .+198 ; 0x194 ce: 89 93 st Y+, r24 while (--length); - d0: 80 91 02 02 lds r24, 0x0202 - d4: 81 50 subi r24, 0x01 ; 1 - d6: 80 93 02 02 sts 0x0202, r24 - da: 88 23 and r24, r24 - dc: b9 f7 brne .-18 ; 0xcc <__SREG__+0x8d> + d0: 0c 17 cp r16, r28 + d2: e1 f7 brne .-8 ; 0xcc <__SREG__+0x8d> // If we are in NRWW section, page erase has to be delayed until now. // Todo: Take RAMPZ into account if (address >= NRWWSTART) __boot_page_erase_short((uint16_t)(void*)address); - de: e0 91 00 02 lds r30, 0x0200 - e2: f0 91 01 02 lds r31, 0x0201 - e6: 80 e7 ldi r24, 0x70 ; 112 - e8: e0 30 cpi r30, 0x00 ; 0 - ea: f8 07 cpc r31, r24 - ec: 18 f0 brcs .+6 ; 0xf4 <__SREG__+0xb5> - ee: 83 e0 ldi r24, 0x03 ; 3 - f0: 87 bf out 0x37, r24 ; 55 - f2: e8 95 spm + d4: f0 e0 ldi r31, 0x00 ; 0 + d6: cf 16 cp r12, r31 + d8: f0 e7 ldi r31, 0x70 ; 112 + da: df 06 cpc r13, r31 + dc: 20 f0 brcs .+8 ; 0xe6 <__SREG__+0xa7> + de: 83 e0 ldi r24, 0x03 ; 3 + e0: f6 01 movw r30, r12 + e2: 87 bf out 0x37, r24 ; 55 + e4: e8 95 spm // Read command terminator, start reply verifySpace(); - f4: 75 d0 rcall .+234 ; 0x1e0 + e6: 64 d0 rcall .+200 ; 0x1b0 // If only a partial page is to be programmed, the erase might not be complete. // So check that here boot_spm_busy_wait(); - f6: 07 b6 in r0, 0x37 ; 55 - f8: 00 fc sbrc r0, 0 - fa: fd cf rjmp .-6 ; 0xf6 <__SREG__+0xb7> - } -#endif - - // Copy buffer into programming buffer + e8: 07 b6 in r0, 0x37 ; 55 + ea: 00 fc sbrc r0, 0 + ec: fd cf rjmp .-6 ; 0xe8 <__SREG__+0xa9> + ee: a6 01 movw r20, r12 + f0: a0 e0 ldi r26, 0x00 ; 0 + f2: b1 e0 ldi r27, 0x01 ; 1 bufPtr = buff; addrPtr = (uint16_t)(void*)address; - fc: 40 91 00 02 lds r20, 0x0200 - 100: 50 91 01 02 lds r21, 0x0201 - 104: a0 e0 ldi r26, 0x00 ; 0 - 106: b1 e0 ldi r27, 0x01 ; 1 ch = SPM_PAGESIZE / 2; do { uint16_t a; a = *bufPtr++; - 108: 2c 91 ld r18, X - 10a: 30 e0 ldi r19, 0x00 ; 0 + f4: 2c 91 ld r18, X + f6: 30 e0 ldi r19, 0x00 ; 0 a |= (*bufPtr++) << 8; - 10c: 11 96 adiw r26, 0x01 ; 1 - 10e: 8c 91 ld r24, X - 110: 11 97 sbiw r26, 0x01 ; 1 - 112: 90 e0 ldi r25, 0x00 ; 0 - 114: 98 2f mov r25, r24 - 116: 88 27 eor r24, r24 - 118: 82 2b or r24, r18 - 11a: 93 2b or r25, r19 + f8: 11 96 adiw r26, 0x01 ; 1 + fa: 8c 91 ld r24, X + fc: 11 97 sbiw r26, 0x01 ; 1 + fe: 90 e0 ldi r25, 0x00 ; 0 + 100: 98 2f mov r25, r24 + 102: 88 27 eor r24, r24 + 104: 82 2b or r24, r18 + 106: 93 2b or r25, r19 #define rstVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+4)) #define wdtVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+6)) #endif /* main program starts here */ int main(void) { - 11c: 12 96 adiw r26, 0x02 ; 2 + 108: 12 96 adiw r26, 0x02 ; 2 ch = SPM_PAGESIZE / 2; do { uint16_t a; a = *bufPtr++; a |= (*bufPtr++) << 8; __boot_page_fill_short((uint16_t)(void*)addrPtr,a); - 11e: fa 01 movw r30, r20 - 120: 0c 01 movw r0, r24 - 122: d7 be out 0x37, r13 ; 55 - 124: e8 95 spm - 126: 11 24 eor r1, r1 + 10a: fa 01 movw r30, r20 + 10c: 0c 01 movw r0, r24 + 10e: 97 be out 0x37, r9 ; 55 + 110: e8 95 spm + 112: 11 24 eor r1, r1 addrPtr += 2; - 128: 4e 5f subi r20, 0xFE ; 254 - 12a: 5f 4f sbci r21, 0xFF ; 255 + 114: 4e 5f subi r20, 0xFE ; 254 + 116: 5f 4f sbci r21, 0xFF ; 255 } while (--ch); - 12c: f1 e0 ldi r31, 0x01 ; 1 - 12e: a0 38 cpi r26, 0x80 ; 128 - 130: bf 07 cpc r27, r31 - 132: 51 f7 brne .-44 ; 0x108 <__SREG__+0xc9> + 118: f1 e0 ldi r31, 0x01 ; 1 + 11a: a0 38 cpi r26, 0x80 ; 128 + 11c: bf 07 cpc r27, r31 + 11e: 51 f7 brne .-44 ; 0xf4 <__SREG__+0xb5> // Write from programming buffer __boot_page_write_short((uint16_t)(void*)address); - 134: e0 91 00 02 lds r30, 0x0200 - 138: f0 91 01 02 lds r31, 0x0201 - 13c: e7 be out 0x37, r14 ; 55 - 13e: e8 95 spm + 120: f6 01 movw r30, r12 + 122: a7 be out 0x37, r10 ; 55 + 124: e8 95 spm boot_spm_busy_wait(); - 140: 07 b6 in r0, 0x37 ; 55 - 142: 00 fc sbrc r0, 0 - 144: fd cf rjmp .-6 ; 0x140 <__SREG__+0x101> + 126: 07 b6 in r0, 0x37 ; 55 + 128: 00 fc sbrc r0, 0 + 12a: fd cf rjmp .-6 ; 0x126 <__SREG__+0xe7> #if defined(RWWSRE) // Reenable read access to flash boot_rww_enable(); - 146: f7 be out 0x37, r15 ; 55 - 148: e8 95 spm - 14a: 27 c0 rjmp .+78 ; 0x19a <__SREG__+0x15b> + 12c: b7 be out 0x37, r11 ; 55 + 12e: e8 95 spm + 130: 26 c0 rjmp .+76 ; 0x17e <__SREG__+0x13f> #endif } /* Read memory block mode, length is big endian. */ else if(ch == STK_READ_PAGE) { - 14c: 84 37 cpi r24, 0x74 ; 116 - 14e: b9 f4 brne .+46 ; 0x17e <__SREG__+0x13f> + 132: 84 37 cpi r24, 0x74 ; 116 + 134: b1 f4 brne .+44 ; 0x162 <__SREG__+0x123> // READ PAGE - we only read flash - getLen(); - 150: 37 d0 rcall .+110 ; 0x1c0 + getch(); /* getlen() */ + 136: 2e d0 rcall .+92 ; 0x194 + length = getch(); + 138: 2d d0 rcall .+90 ; 0x194 + 13a: f8 2e mov r15, r24 + getch(); + 13c: 2b d0 rcall .+86 ; 0x194 + verifySpace(); - 152: 46 d0 rcall .+140 ; 0x1e0 + 13e: 38 d0 rcall .+112 ; 0x1b0 + 140: f6 01 movw r30, r12 + 142: ef 2c mov r14, r15 putch(result); address++; } while (--length); #else do putch(pgm_read_byte_near(address++)); - 154: e0 91 00 02 lds r30, 0x0200 - 158: f0 91 01 02 lds r31, 0x0201 - 15c: 31 96 adiw r30, 0x01 ; 1 - 15e: f0 93 01 02 sts 0x0201, r31 - 162: e0 93 00 02 sts 0x0200, r30 - 166: 31 97 sbiw r30, 0x01 ; 1 - 168: e4 91 lpm r30, Z+ - 16a: 8e 2f mov r24, r30 - 16c: 19 d0 rcall .+50 ; 0x1a0 + 144: 8f 01 movw r16, r30 + 146: 0f 5f subi r16, 0xFF ; 255 + 148: 1f 4f sbci r17, 0xFF ; 255 + 14a: 84 91 lpm r24, Z+ + 14c: 1b d0 rcall .+54 ; 0x184 while (--length); - 16e: 80 91 02 02 lds r24, 0x0202 - 172: 81 50 subi r24, 0x01 ; 1 - 174: 80 93 02 02 sts 0x0202, r24 - 178: 88 23 and r24, r24 - 17a: 61 f7 brne .-40 ; 0x154 <__SREG__+0x115> - 17c: 0e c0 rjmp .+28 ; 0x19a <__SREG__+0x15b> + 14e: ea 94 dec r14 + 150: f8 01 movw r30, r16 + 152: c1 f7 brne .-16 ; 0x144 <__SREG__+0x105> +#define rstVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+4)) +#define wdtVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+6)) +#endif + +/* main program starts here */ +int main(void) { + 154: 08 94 sec + 156: c1 1c adc r12, r1 + 158: d1 1c adc r13, r1 + 15a: fa 94 dec r15 + 15c: cf 0c add r12, r15 + 15e: d1 1c adc r13, r1 + 160: 0e c0 rjmp .+28 ; 0x17e <__SREG__+0x13f> #endif #endif } /* Get device signature bytes */ else if(ch == STK_READ_SIGN) { - 17e: 85 37 cpi r24, 0x75 ; 117 - 180: 39 f4 brne .+14 ; 0x190 <__SREG__+0x151> + 162: 85 37 cpi r24, 0x75 ; 117 + 164: 39 f4 brne .+14 ; 0x174 <__SREG__+0x135> // READ SIGN - return what Avrdude wants to hear verifySpace(); - 182: 2e d0 rcall .+92 ; 0x1e0 + 166: 24 d0 rcall .+72 ; 0x1b0 putch(SIGNATURE_0); - 184: 8e e1 ldi r24, 0x1E ; 30 - 186: 0c d0 rcall .+24 ; 0x1a0 + 168: 8e e1 ldi r24, 0x1E ; 30 + 16a: 0c d0 rcall .+24 ; 0x184 putch(SIGNATURE_1); - 188: 85 e9 ldi r24, 0x95 ; 149 - 18a: 0a d0 rcall .+20 ; 0x1a0 + 16c: 85 e9 ldi r24, 0x95 ; 149 + 16e: 0a d0 rcall .+20 ; 0x184 putch(SIGNATURE_2); - 18c: 8f e0 ldi r24, 0x0F ; 15 - 18e: 8b cf rjmp .-234 ; 0xa6 <__SREG__+0x67> + 170: 8f e0 ldi r24, 0x0F ; 15 + 172: 98 cf rjmp .-208 ; 0xa4 <__SREG__+0x65> } else if (ch == 'Q') { - 190: 81 35 cpi r24, 0x51 ; 81 - 192: 11 f4 brne .+4 ; 0x198 <__SREG__+0x159> + 174: 81 35 cpi r24, 0x51 ; 81 + 176: 11 f4 brne .+4 ; 0x17c <__SREG__+0x13d> // Adaboot no-wait mod watchdogConfig(WATCHDOG_16MS); - 194: 88 e0 ldi r24, 0x08 ; 8 - 196: 19 d0 rcall .+50 ; 0x1ca + 178: 88 e0 ldi r24, 0x08 ; 8 + 17a: 14 d0 rcall .+40 ; 0x1a4 verifySpace(); } else { // This covers the response to commands like STK_ENTER_PROGMODE verifySpace(); - 198: 23 d0 rcall .+70 ; 0x1e0 + 17c: 19 d0 rcall .+50 ; 0x1b0 } putch(STK_OK); - 19a: 80 e1 ldi r24, 0x10 ; 16 - 19c: 01 d0 rcall .+2 ; 0x1a0 - 19e: 5c cf rjmp .-328 ; 0x58 <__SREG__+0x19> + 17e: 80 e1 ldi r24, 0x10 ; 16 + 180: 01 d0 rcall .+2 ; 0x184 + 182: 6a cf rjmp .-300 ; 0x58 <__SREG__+0x19> -000001a0 : +00000184 : } } void putch(char ch) { - 1a0: 98 2f mov r25, r24 + 184: 98 2f mov r25, r24 #ifndef SOFT_UART while (!(UCSR0A & _BV(UDRE0))); - 1a2: 80 91 c0 00 lds r24, 0x00C0 - 1a6: 85 ff sbrs r24, 5 - 1a8: fc cf rjmp .-8 ; 0x1a2 + 186: 80 91 c0 00 lds r24, 0x00C0 + 18a: 85 ff sbrs r24, 5 + 18c: fc cf rjmp .-8 ; 0x186 UDR0 = ch; - 1aa: 90 93 c6 00 sts 0x00C6, r25 + 18e: 90 93 c6 00 sts 0x00C6, r25 [uartBit] "I" (UART_TX_BIT) : "r25" ); #endif } - 1ae: 08 95 ret + 192: 08 95 ret -000001b0 : - return getch(); +00000194 : } +#endif // Watchdog functions. These are only safe with interrupts turned off. void watchdogReset() { __asm__ __volatile__ ( - 1b0: a8 95 wdr + 194: a8 95 wdr [uartBit] "I" (UART_RX_BIT) : "r25" ); #else while(!(UCSR0A & _BV(RXC0))); - 1b2: 80 91 c0 00 lds r24, 0x00C0 - 1b6: 87 ff sbrs r24, 7 - 1b8: fc cf rjmp .-8 ; 0x1b2 + 196: 80 91 c0 00 lds r24, 0x00C0 + 19a: 87 ff sbrs r24, 7 + 19c: fc cf rjmp .-8 ; 0x196 ch = UDR0; - 1ba: 80 91 c6 00 lds r24, 0x00C6 + 19e: 80 91 c6 00 lds r24, 0x00C6 LED_PIN |= _BV(LED); #endif #endif return ch; } - 1be: 08 95 ret - -000001c0 : - } while (--count); -} -#endif - -uint8_t getLen() { - getch(); - 1c0: f7 df rcall .-18 ; 0x1b0 - length = getch(); - 1c2: f6 df rcall .-20 ; 0x1b0 - 1c4: 80 93 02 02 sts 0x0202, r24 - return getch(); -} - 1c8: f3 cf rjmp .-26 ; 0x1b0 + 1a2: 08 95 ret -000001ca : +000001a4 : "wdr\n" ); } void watchdogConfig(uint8_t x) { WDTCSR = _BV(WDCE) | _BV(WDE); - 1ca: e0 e6 ldi r30, 0x60 ; 96 - 1cc: f0 e0 ldi r31, 0x00 ; 0 - 1ce: 98 e1 ldi r25, 0x18 ; 24 - 1d0: 90 83 st Z, r25 + 1a4: e0 e6 ldi r30, 0x60 ; 96 + 1a6: f0 e0 ldi r31, 0x00 ; 0 + 1a8: 98 e1 ldi r25, 0x18 ; 24 + 1aa: 90 83 st Z, r25 WDTCSR = x; - 1d2: 80 83 st Z, r24 + 1ac: 80 83 st Z, r24 } - 1d4: 08 95 ret - -000001d6 : - -void appStart() { - watchdogConfig(WATCHDOG_OFF); - 1d6: 80 e0 ldi r24, 0x00 ; 0 - 1d8: f8 df rcall .-16 ; 0x1ca - __asm__ __volatile__ ( - 1da: ee 27 eor r30, r30 - 1dc: ff 27 eor r31, r31 - 1de: 09 94 ijmp + 1ae: 08 95 ret -000001e0 : +000001b0 : do getch(); while (--count); verifySpace(); } void verifySpace() { - if (getch() != CRC_EOP) appStart(); - 1e0: e7 df rcall .-50 ; 0x1b0 - 1e2: 80 32 cpi r24, 0x20 ; 32 - 1e4: 09 f0 breq .+2 ; 0x1e8 - 1e6: f7 df rcall .-18 ; 0x1d6 + if (getch() != CRC_EOP) { + 1b0: f1 df rcall .-30 ; 0x194 + 1b2: 80 32 cpi r24, 0x20 ; 32 + 1b4: 19 f0 breq .+6 ; 0x1bc + watchdogConfig(WATCHDOG_16MS); // shorten WD timeout + 1b6: 88 e0 ldi r24, 0x08 ; 8 + 1b8: f5 df rcall .-22 ; 0x1a4 + 1ba: ff cf rjmp .-2 ; 0x1ba + while (1) // and busy-loop so that WD causes + ; // a reset and app start. + } putch(STK_INSYNC); - 1e8: 84 e1 ldi r24, 0x14 ; 20 + 1bc: 84 e1 ldi r24, 0x14 ; 20 } - 1ea: da cf rjmp .-76 ; 0x1a0 + 1be: e2 cf rjmp .-60 ; 0x184 -000001ec : +000001c0 : ::[count] "M" (UART_B_VALUE) ); } #endif void getNch(uint8_t count) { - 1ec: 1f 93 push r17 - 1ee: 18 2f mov r17, r24 + 1c0: 1f 93 push r17 + 1c2: 18 2f mov r17, r24 do getch(); while (--count); - 1f0: df df rcall .-66 ; 0x1b0 - 1f2: 11 50 subi r17, 0x01 ; 1 - 1f4: e9 f7 brne .-6 ; 0x1f0 + 1c4: e7 df rcall .-50 ; 0x194 + 1c6: 11 50 subi r17, 0x01 ; 1 + 1c8: e9 f7 brne .-6 ; 0x1c4 verifySpace(); - 1f6: f4 df rcall .-24 ; 0x1e0 + 1ca: f2 df rcall .-28 ; 0x1b0 +} + 1cc: 1f 91 pop r17 + 1ce: 08 95 ret + +000001d0 : + WDTCSR = _BV(WDCE) | _BV(WDE); + WDTCSR = x; } - 1f8: 1f 91 pop r17 - 1fa: 08 95 ret + +void appStart() { + watchdogConfig(WATCHDOG_OFF); + 1d0: 80 e0 ldi r24, 0x00 ; 0 + 1d2: e8 df rcall .-48 ; 0x1a4 + __asm__ __volatile__ ( + 1d4: ee 27 eor r30, r30 + 1d6: ff 27 eor r31, r31 + 1d8: 09 94 ijmp diff --git a/bootloaders/optiboot/optiboot_diecimila.hex b/bootloaders/optiboot/optiboot_diecimila.hex index 3ac0de2..733a139 100644 --- a/bootloaders/optiboot/optiboot_diecimila.hex +++ b/bootloaders/optiboot/optiboot_diecimila.hex @@ -1,35 +1,33 @@ -:103E0000112484B714BE81FFE6D085E08093810041 +:103E0000112484B714BE81FFE3D085E08093810044 :103E100082E08093C00088E18093C10086E08093B7 -:103E2000C20080E18093C4008EE0CFD0259A86E066 +:103E2000C20080E18093C4008EE0BCD0259A86E079 :103E300020E33CEF91E0309385002093840096BB13 -:103E4000B09BFECF1D9AA8958150A9F7DD24D3948D -:103E5000A5E0EA2EF1E1FF2EABD0813421F481E020 -:103E6000C5D083E020C0823411F484E103C08534DE -:103E700019F485E0BBD091C0853581F499D0082F25 -:103E800010E096D090E0982F8827802B912B880FF8 -:103E9000991F90930102809300027EC0863529F419 -:103EA00084E0A4D080E07CD078C0843609F04EC095 -:103EB00087D0E0910002F091010288E3E030F8073A -:103EC00018F483E087BFE895C0E0D1E071D0899312 -:103ED000809102028150809302028823B9F7E09119 -:103EE0000002F091010288E3E030F80718F083E067 -:103EF00087BFE89575D007B600FCFDCF4091000262 -:103F000050910102A0E0B1E02C9130E011968C912B -:103F1000119790E0982F8827822B932B1296FA0105 -:103F20000C01D7BEE89511244E5F5F4FF1E0A03839 -:103F3000BF0751F7E0910002F0910102E7BEE8955A -:103F400007B600FCFDCFF7BEE89527C08437B9F46B -:103F500037D046D0E0910002F09101023196F09303 -:103F60000102E09300023197E4918E2F19D08091E5 -:103F70000202815080930202882361F70EC08537C8 -:103F800039F42ED08EE10CD084E90AD086E08BCFB4 -:103F9000813511F488E019D023D080E101D05CCFC5 -:103FA000982F8091C00085FFFCCF9093C6000895A4 -:103FB000A8958091C00087FFFCCF8091C60008952E -:103FC000F7DFF6DF80930202F3CFE0E6F0E098E15E -:103FD00090838083089580E0F8DFEE27FF2709941F -:103FE000E7DF803209F0F7DF84E1DACF1F93182F83 -:0C3FF000DFDF1150E9F7F4DF1F910895A6 +:103E4000B09BFECF1D9AA8958150A9F79924939411 +:103E5000A5E0AA2EF1E1BF2E9DD0813421F481E0AE +:103E6000AFD083E01FC0823411F484E103C08534F5 +:103E700019F485E0A5D083C0853579F48BD0E82E80 +:103E8000FF2488D0082F10E0102F00270E291F29AB +:103E9000000F111F8DD0680172C0863529F484E0AF +:103EA0008FD080E06FD06BC0843609F042C072D0F2 +:103EB00071D0082F6FD080E0C81688E3D80620F4B0 +:103EC00083E0F60187BFE895C0E0D1E063D0899335 +:103ED0000C17E1F7F0E0CF16F8E3DF0620F083E0FF +:103EE000F60187BFE89564D007B600FCFDCFA601B8 +:103EF000A0E0B1E02C9130E011968C91119790E008 +:103F0000982F8827822B932B1296FA010C0197BECB +:103F1000E89511244E5F5F4FF1E0A038BF0751F7DD +:103F2000F601A7BEE89507B600FCFDCFB7BEE89541 +:103F300026C08437B1F42ED02DD0F82E2BD038D017 +:103F4000F601EF2C8F010F5F1F4F84911BD0EA9475 +:103F5000F801C1F70894C11CD11CFA94CF0CD11CF4 +:103F60000EC0853739F424D08EE10CD084E90AD014 +:103F700086E098CF813511F488E014D019D080E123 +:103F800001D06ACF982F8091C00085FFFCCF90931D +:103F9000C6000895A8958091C00087FFFCCF80914E +:103FA000C6000895E0E6F0E098E1908380830895EC +:103FB000F1DF803219F088E0F5DFFFCF84E1E2CF56 +:103FC0001F93182FE7DF1150E9F7F2DF1F910895D3 +:0A3FD00080E0E8DFEE27FF270994E8 :023FFE000104BC :0400000300003E00BB :00000001FF diff --git a/bootloaders/optiboot/optiboot_diecimila.lst b/bootloaders/optiboot/optiboot_diecimila.lst index 8b17368..edd9cb3 100644 --- a/bootloaders/optiboot/optiboot_diecimila.lst +++ b/bootloaders/optiboot/optiboot_diecimila.lst @@ -3,27 +3,27 @@ optiboot_diecimila.elf: file format elf32-avr Sections: Idx Name Size VMA LMA File off Algn - 0 .text 000001fc 00003e00 00003e00 00000054 2**1 + 0 .text 000001da 00003e00 00003e00 00000054 2**1 CONTENTS, ALLOC, LOAD, READONLY, CODE - 1 .version 00000002 00003ffe 00003ffe 00000250 2**0 + 1 .version 00000002 00003ffe 00003ffe 0000022e 2**0 CONTENTS, READONLY - 2 .debug_aranges 00000028 00000000 00000000 00000252 2**0 + 2 .debug_aranges 00000028 00000000 00000000 00000230 2**0 CONTENTS, READONLY, DEBUGGING - 3 .debug_pubnames 0000006a 00000000 00000000 0000027a 2**0 + 3 .debug_pubnames 0000005f 00000000 00000000 00000258 2**0 CONTENTS, READONLY, DEBUGGING - 4 .debug_info 00000285 00000000 00000000 000002e4 2**0 + 4 .debug_info 0000028c 00000000 00000000 000002b7 2**0 CONTENTS, READONLY, DEBUGGING - 5 .debug_abbrev 0000019f 00000000 00000000 00000569 2**0 + 5 .debug_abbrev 00000199 00000000 00000000 00000543 2**0 CONTENTS, READONLY, DEBUGGING - 6 .debug_line 00000453 00000000 00000000 00000708 2**0 + 6 .debug_line 00000456 00000000 00000000 000006dc 2**0 CONTENTS, READONLY, DEBUGGING - 7 .debug_frame 00000090 00000000 00000000 00000b5c 2**2 + 7 .debug_frame 00000080 00000000 00000000 00000b34 2**2 CONTENTS, READONLY, DEBUGGING - 8 .debug_str 00000141 00000000 00000000 00000bec 2**0 + 8 .debug_str 00000149 00000000 00000000 00000bb4 2**0 CONTENTS, READONLY, DEBUGGING - 9 .debug_loc 000001e1 00000000 00000000 00000d2d 2**0 + 9 .debug_loc 0000027e 00000000 00000000 00000cfd 2**0 CONTENTS, READONLY, DEBUGGING - 10 .debug_ranges 00000068 00000000 00000000 00000f0e 2**0 + 10 .debug_ranges 00000060 00000000 00000000 00000f7b 2**0 CONTENTS, READONLY, DEBUGGING Disassembly of section .text: @@ -47,7 +47,7 @@ int main(void) { 3e04: 14 be out 0x34, r1 ; 52 if (!(ch & _BV(EXTRF))) appStart(); 3e06: 81 ff sbrs r24, 1 - 3e08: e6 d0 rcall .+460 ; 0x3fd6 + 3e08: e3 d0 rcall .+454 ; 0x3fd0 #if LED_START_FLASHES > 0 // Set up Timer 1 for timeout counter @@ -77,7 +77,7 @@ int main(void) { // Set up watchdog to trigger after 500ms watchdogConfig(WATCHDOG_1S); 3e28: 8e e0 ldi r24, 0x0E ; 14 - 3e2a: cf d0 rcall .+414 ; 0x3fca + 3e2a: bc d0 rcall .+376 ; 0x3fa4 /* Set LED pin as output */ LED_DDR |= _BV(LED); @@ -111,8 +111,8 @@ void flash_led(uint8_t count) { #else LED_PIN |= _BV(LED); 3e44: 1d 9a sbi 0x03, 5 ; 3 - return getch(); } +#endif // Watchdog functions. These are only safe with interrupts turned off. void watchdogReset() { @@ -132,8 +132,8 @@ void watchdogReset() { if(ch == STK_GET_PARAMETER) { // GET PARAMETER returns a generic 0x03 reply - enough to keep Avrdude happy getNch(1); - 3e4c: dd 24 eor r13, r13 - 3e4e: d3 94 inc r13 + 3e4c: 99 24 eor r9, r9 + 3e4e: 93 94 inc r9 __boot_page_fill_short((uint16_t)(void*)addrPtr,a); addrPtr += 2; } while (--ch); @@ -141,21 +141,21 @@ void watchdogReset() { // Write from programming buffer __boot_page_write_short((uint16_t)(void*)address); 3e50: a5 e0 ldi r26, 0x05 ; 5 - 3e52: ea 2e mov r14, r26 + 3e52: aa 2e mov r10, r26 boot_spm_busy_wait(); #if defined(RWWSRE) // Reenable read access to flash boot_rww_enable(); 3e54: f1 e1 ldi r31, 0x11 ; 17 - 3e56: ff 2e mov r15, r31 + 3e56: bf 2e mov r11, r31 #endif /* Forever loop */ for (;;) { /* get character from UART */ ch = getch(); - 3e58: ab d0 rcall .+342 ; 0x3fb0 + 3e58: 9d d0 rcall .+314 ; 0x3f94 if(ch == STK_GET_PARAMETER) { 3e5a: 81 34 cpi r24, 0x41 ; 65 @@ -163,10 +163,10 @@ void watchdogReset() { // GET PARAMETER returns a generic 0x03 reply - enough to keep Avrdude happy getNch(1); 3e5e: 81 e0 ldi r24, 0x01 ; 1 - 3e60: c5 d0 rcall .+394 ; 0x3fec + 3e60: af d0 rcall .+350 ; 0x3fc0 putch(0x03); 3e62: 83 e0 ldi r24, 0x03 ; 3 - 3e64: 20 c0 rjmp .+64 ; 0x3ea6 + 3e64: 1f c0 rjmp .+62 ; 0x3ea4 } else if(ch == STK_SET_DEVICE) { 3e66: 82 34 cpi r24, 0x42 ; 66 @@ -182,71 +182,77 @@ void watchdogReset() { // SET DEVICE EXT is ignored getNch(5); 3e72: 85 e0 ldi r24, 0x05 ; 5 - 3e74: bb d0 rcall .+374 ; 0x3fec - 3e76: 91 c0 rjmp .+290 ; 0x3f9a + 3e74: a5 d0 rcall .+330 ; 0x3fc0 + 3e76: 83 c0 rjmp .+262 ; 0x3f7e } else if(ch == STK_LOAD_ADDRESS) { 3e78: 85 35 cpi r24, 0x55 ; 85 - 3e7a: 81 f4 brne .+32 ; 0x3e9c + 3e7a: 79 f4 brne .+30 ; 0x3e9a // LOAD ADDRESS uint16_t newAddress; newAddress = getch(); - 3e7c: 99 d0 rcall .+306 ; 0x3fb0 + 3e7c: 8b d0 rcall .+278 ; 0x3f94 newAddress = (newAddress & 0xff) | (getch() << 8); - 3e7e: 08 2f mov r16, r24 - 3e80: 10 e0 ldi r17, 0x00 ; 0 - 3e82: 96 d0 rcall .+300 ; 0x3fb0 - 3e84: 90 e0 ldi r25, 0x00 ; 0 - 3e86: 98 2f mov r25, r24 - 3e88: 88 27 eor r24, r24 - 3e8a: 80 2b or r24, r16 - 3e8c: 91 2b or r25, r17 + 3e7e: e8 2e mov r14, r24 + 3e80: ff 24 eor r15, r15 + 3e82: 88 d0 rcall .+272 ; 0x3f94 + 3e84: 08 2f mov r16, r24 + 3e86: 10 e0 ldi r17, 0x00 ; 0 + 3e88: 10 2f mov r17, r16 + 3e8a: 00 27 eor r16, r16 + 3e8c: 0e 29 or r16, r14 + 3e8e: 1f 29 or r17, r15 #ifdef RAMPZ // Transfer top bit to RAMPZ RAMPZ = (newAddress & 0x8000) ? 1 : 0; #endif newAddress += newAddress; // Convert from word address to byte address - 3e8e: 88 0f add r24, r24 - 3e90: 99 1f adc r25, r25 + 3e90: 00 0f add r16, r16 + 3e92: 11 1f adc r17, r17 address = newAddress; - 3e92: 90 93 01 02 sts 0x0201, r25 - 3e96: 80 93 00 02 sts 0x0200, r24 - 3e9a: 7e c0 rjmp .+252 ; 0x3f98 verifySpace(); + 3e94: 8d d0 rcall .+282 ; 0x3fb0 + 3e96: 68 01 movw r12, r16 + 3e98: 72 c0 rjmp .+228 ; 0x3f7e } else if(ch == STK_UNIVERSAL) { - 3e9c: 86 35 cpi r24, 0x56 ; 86 - 3e9e: 29 f4 brne .+10 ; 0x3eaa + 3e9a: 86 35 cpi r24, 0x56 ; 86 + 3e9c: 29 f4 brne .+10 ; 0x3ea8 // UNIVERSAL command is ignored getNch(4); - 3ea0: 84 e0 ldi r24, 0x04 ; 4 - 3ea2: a4 d0 rcall .+328 ; 0x3fec + 3e9e: 84 e0 ldi r24, 0x04 ; 4 + 3ea0: 8f d0 rcall .+286 ; 0x3fc0 putch(0x00); - 3ea4: 80 e0 ldi r24, 0x00 ; 0 - 3ea6: 7c d0 rcall .+248 ; 0x3fa0 - 3ea8: 78 c0 rjmp .+240 ; 0x3f9a + 3ea2: 80 e0 ldi r24, 0x00 ; 0 + 3ea4: 6f d0 rcall .+222 ; 0x3f84 + 3ea6: 6b c0 rjmp .+214 ; 0x3f7e } /* Write memory, length is big endian and is in bytes */ else if(ch == STK_PROG_PAGE) { - 3eaa: 84 36 cpi r24, 0x64 ; 100 - 3eac: 09 f0 breq .+2 ; 0x3eb0 - 3eae: 4e c0 rjmp .+156 ; 0x3f4c + 3ea8: 84 36 cpi r24, 0x64 ; 100 + 3eaa: 09 f0 breq .+2 ; 0x3eae + 3eac: 42 c0 rjmp .+132 ; 0x3f32 // PROGRAM PAGE - we support flash programming only, not EEPROM uint8_t *bufPtr; uint16_t addrPtr; - getLen(); - 3eb0: 87 d0 rcall .+270 ; 0x3fc0 + getch(); /* getlen() */ + 3eae: 72 d0 rcall .+228 ; 0x3f94 + length = getch(); + 3eb0: 71 d0 rcall .+226 ; 0x3f94 + 3eb2: 08 2f mov r16, r24 + getch(); + 3eb4: 6f d0 rcall .+222 ; 0x3f94 // If we are in RWW section, immediately start page erase if (address < NRWWSTART) __boot_page_erase_short((uint16_t)(void*)address); - 3eb2: e0 91 00 02 lds r30, 0x0200 - 3eb6: f0 91 01 02 lds r31, 0x0201 + 3eb6: 80 e0 ldi r24, 0x00 ; 0 + 3eb8: c8 16 cp r12, r24 3eba: 88 e3 ldi r24, 0x38 ; 56 - 3ebc: e0 30 cpi r30, 0x00 ; 0 - 3ebe: f8 07 cpc r31, r24 - 3ec0: 18 f4 brcc .+6 ; 0x3ec8 - 3ec2: 83 e0 ldi r24, 0x03 ; 3 + 3ebc: d8 06 cpc r13, r24 + 3ebe: 20 f4 brcc .+8 ; 0x3ec8 + 3ec0: 83 e0 ldi r24, 0x03 ; 3 + 3ec2: f6 01 movw r30, r12 3ec4: 87 bf out 0x37, r24 ; 55 3ec6: e8 95 spm 3ec8: c0 e0 ldi r28, 0x00 ; 0 @@ -255,302 +261,301 @@ void watchdogReset() { // While that is going on, read in page contents bufPtr = buff; do *bufPtr++ = getch(); - 3ecc: 71 d0 rcall .+226 ; 0x3fb0 + 3ecc: 63 d0 rcall .+198 ; 0x3f94 3ece: 89 93 st Y+, r24 while (--length); - 3ed0: 80 91 02 02 lds r24, 0x0202 - 3ed4: 81 50 subi r24, 0x01 ; 1 - 3ed6: 80 93 02 02 sts 0x0202, r24 - 3eda: 88 23 and r24, r24 - 3edc: b9 f7 brne .-18 ; 0x3ecc + 3ed0: 0c 17 cp r16, r28 + 3ed2: e1 f7 brne .-8 ; 0x3ecc // If we are in NRWW section, page erase has to be delayed until now. // Todo: Take RAMPZ into account if (address >= NRWWSTART) __boot_page_erase_short((uint16_t)(void*)address); - 3ede: e0 91 00 02 lds r30, 0x0200 - 3ee2: f0 91 01 02 lds r31, 0x0201 - 3ee6: 88 e3 ldi r24, 0x38 ; 56 - 3ee8: e0 30 cpi r30, 0x00 ; 0 - 3eea: f8 07 cpc r31, r24 - 3eec: 18 f0 brcs .+6 ; 0x3ef4 - 3eee: 83 e0 ldi r24, 0x03 ; 3 - 3ef0: 87 bf out 0x37, r24 ; 55 - 3ef2: e8 95 spm + 3ed4: f0 e0 ldi r31, 0x00 ; 0 + 3ed6: cf 16 cp r12, r31 + 3ed8: f8 e3 ldi r31, 0x38 ; 56 + 3eda: df 06 cpc r13, r31 + 3edc: 20 f0 brcs .+8 ; 0x3ee6 + 3ede: 83 e0 ldi r24, 0x03 ; 3 + 3ee0: f6 01 movw r30, r12 + 3ee2: 87 bf out 0x37, r24 ; 55 + 3ee4: e8 95 spm // Read command terminator, start reply verifySpace(); - 3ef4: 75 d0 rcall .+234 ; 0x3fe0 + 3ee6: 64 d0 rcall .+200 ; 0x3fb0 // If only a partial page is to be programmed, the erase might not be complete. // So check that here boot_spm_busy_wait(); - 3ef6: 07 b6 in r0, 0x37 ; 55 - 3ef8: 00 fc sbrc r0, 0 - 3efa: fd cf rjmp .-6 ; 0x3ef6 - } -#endif - - // Copy buffer into programming buffer + 3ee8: 07 b6 in r0, 0x37 ; 55 + 3eea: 00 fc sbrc r0, 0 + 3eec: fd cf rjmp .-6 ; 0x3ee8 + 3eee: a6 01 movw r20, r12 + 3ef0: a0 e0 ldi r26, 0x00 ; 0 + 3ef2: b1 e0 ldi r27, 0x01 ; 1 bufPtr = buff; addrPtr = (uint16_t)(void*)address; - 3efc: 40 91 00 02 lds r20, 0x0200 - 3f00: 50 91 01 02 lds r21, 0x0201 - 3f04: a0 e0 ldi r26, 0x00 ; 0 - 3f06: b1 e0 ldi r27, 0x01 ; 1 ch = SPM_PAGESIZE / 2; do { uint16_t a; a = *bufPtr++; - 3f08: 2c 91 ld r18, X - 3f0a: 30 e0 ldi r19, 0x00 ; 0 + 3ef4: 2c 91 ld r18, X + 3ef6: 30 e0 ldi r19, 0x00 ; 0 a |= (*bufPtr++) << 8; - 3f0c: 11 96 adiw r26, 0x01 ; 1 - 3f0e: 8c 91 ld r24, X - 3f10: 11 97 sbiw r26, 0x01 ; 1 - 3f12: 90 e0 ldi r25, 0x00 ; 0 - 3f14: 98 2f mov r25, r24 - 3f16: 88 27 eor r24, r24 - 3f18: 82 2b or r24, r18 - 3f1a: 93 2b or r25, r19 + 3ef8: 11 96 adiw r26, 0x01 ; 1 + 3efa: 8c 91 ld r24, X + 3efc: 11 97 sbiw r26, 0x01 ; 1 + 3efe: 90 e0 ldi r25, 0x00 ; 0 + 3f00: 98 2f mov r25, r24 + 3f02: 88 27 eor r24, r24 + 3f04: 82 2b or r24, r18 + 3f06: 93 2b or r25, r19 #define rstVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+4)) #define wdtVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+6)) #endif /* main program starts here */ int main(void) { - 3f1c: 12 96 adiw r26, 0x02 ; 2 + 3f08: 12 96 adiw r26, 0x02 ; 2 ch = SPM_PAGESIZE / 2; do { uint16_t a; a = *bufPtr++; a |= (*bufPtr++) << 8; __boot_page_fill_short((uint16_t)(void*)addrPtr,a); - 3f1e: fa 01 movw r30, r20 - 3f20: 0c 01 movw r0, r24 - 3f22: d7 be out 0x37, r13 ; 55 - 3f24: e8 95 spm - 3f26: 11 24 eor r1, r1 + 3f0a: fa 01 movw r30, r20 + 3f0c: 0c 01 movw r0, r24 + 3f0e: 97 be out 0x37, r9 ; 55 + 3f10: e8 95 spm + 3f12: 11 24 eor r1, r1 addrPtr += 2; - 3f28: 4e 5f subi r20, 0xFE ; 254 - 3f2a: 5f 4f sbci r21, 0xFF ; 255 + 3f14: 4e 5f subi r20, 0xFE ; 254 + 3f16: 5f 4f sbci r21, 0xFF ; 255 } while (--ch); - 3f2c: f1 e0 ldi r31, 0x01 ; 1 - 3f2e: a0 38 cpi r26, 0x80 ; 128 - 3f30: bf 07 cpc r27, r31 - 3f32: 51 f7 brne .-44 ; 0x3f08 + 3f18: f1 e0 ldi r31, 0x01 ; 1 + 3f1a: a0 38 cpi r26, 0x80 ; 128 + 3f1c: bf 07 cpc r27, r31 + 3f1e: 51 f7 brne .-44 ; 0x3ef4 // Write from programming buffer __boot_page_write_short((uint16_t)(void*)address); - 3f34: e0 91 00 02 lds r30, 0x0200 - 3f38: f0 91 01 02 lds r31, 0x0201 - 3f3c: e7 be out 0x37, r14 ; 55 - 3f3e: e8 95 spm + 3f20: f6 01 movw r30, r12 + 3f22: a7 be out 0x37, r10 ; 55 + 3f24: e8 95 spm boot_spm_busy_wait(); - 3f40: 07 b6 in r0, 0x37 ; 55 - 3f42: 00 fc sbrc r0, 0 - 3f44: fd cf rjmp .-6 ; 0x3f40 + 3f26: 07 b6 in r0, 0x37 ; 55 + 3f28: 00 fc sbrc r0, 0 + 3f2a: fd cf rjmp .-6 ; 0x3f26 #if defined(RWWSRE) // Reenable read access to flash boot_rww_enable(); - 3f46: f7 be out 0x37, r15 ; 55 - 3f48: e8 95 spm - 3f4a: 27 c0 rjmp .+78 ; 0x3f9a + 3f2c: b7 be out 0x37, r11 ; 55 + 3f2e: e8 95 spm + 3f30: 26 c0 rjmp .+76 ; 0x3f7e #endif } /* Read memory block mode, length is big endian. */ else if(ch == STK_READ_PAGE) { - 3f4c: 84 37 cpi r24, 0x74 ; 116 - 3f4e: b9 f4 brne .+46 ; 0x3f7e + 3f32: 84 37 cpi r24, 0x74 ; 116 + 3f34: b1 f4 brne .+44 ; 0x3f62 // READ PAGE - we only read flash - getLen(); - 3f50: 37 d0 rcall .+110 ; 0x3fc0 + getch(); /* getlen() */ + 3f36: 2e d0 rcall .+92 ; 0x3f94 + length = getch(); + 3f38: 2d d0 rcall .+90 ; 0x3f94 + 3f3a: f8 2e mov r15, r24 + getch(); + 3f3c: 2b d0 rcall .+86 ; 0x3f94 + verifySpace(); - 3f52: 46 d0 rcall .+140 ; 0x3fe0 + 3f3e: 38 d0 rcall .+112 ; 0x3fb0 + 3f40: f6 01 movw r30, r12 + 3f42: ef 2c mov r14, r15 putch(result); address++; } while (--length); #else do putch(pgm_read_byte_near(address++)); - 3f54: e0 91 00 02 lds r30, 0x0200 - 3f58: f0 91 01 02 lds r31, 0x0201 - 3f5c: 31 96 adiw r30, 0x01 ; 1 - 3f5e: f0 93 01 02 sts 0x0201, r31 - 3f62: e0 93 00 02 sts 0x0200, r30 - 3f66: 31 97 sbiw r30, 0x01 ; 1 - 3f68: e4 91 lpm r30, Z+ - 3f6a: 8e 2f mov r24, r30 - 3f6c: 19 d0 rcall .+50 ; 0x3fa0 + 3f44: 8f 01 movw r16, r30 + 3f46: 0f 5f subi r16, 0xFF ; 255 + 3f48: 1f 4f sbci r17, 0xFF ; 255 + 3f4a: 84 91 lpm r24, Z+ + 3f4c: 1b d0 rcall .+54 ; 0x3f84 while (--length); - 3f6e: 80 91 02 02 lds r24, 0x0202 - 3f72: 81 50 subi r24, 0x01 ; 1 - 3f74: 80 93 02 02 sts 0x0202, r24 - 3f78: 88 23 and r24, r24 - 3f7a: 61 f7 brne .-40 ; 0x3f54 - 3f7c: 0e c0 rjmp .+28 ; 0x3f9a + 3f4e: ea 94 dec r14 + 3f50: f8 01 movw r30, r16 + 3f52: c1 f7 brne .-16 ; 0x3f44 +#define rstVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+4)) +#define wdtVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+6)) +#endif + +/* main program starts here */ +int main(void) { + 3f54: 08 94 sec + 3f56: c1 1c adc r12, r1 + 3f58: d1 1c adc r13, r1 + 3f5a: fa 94 dec r15 + 3f5c: cf 0c add r12, r15 + 3f5e: d1 1c adc r13, r1 + 3f60: 0e c0 rjmp .+28 ; 0x3f7e #endif #endif } /* Get device signature bytes */ else if(ch == STK_READ_SIGN) { - 3f7e: 85 37 cpi r24, 0x75 ; 117 - 3f80: 39 f4 brne .+14 ; 0x3f90 + 3f62: 85 37 cpi r24, 0x75 ; 117 + 3f64: 39 f4 brne .+14 ; 0x3f74 // READ SIGN - return what Avrdude wants to hear verifySpace(); - 3f82: 2e d0 rcall .+92 ; 0x3fe0 + 3f66: 24 d0 rcall .+72 ; 0x3fb0 putch(SIGNATURE_0); - 3f84: 8e e1 ldi r24, 0x1E ; 30 - 3f86: 0c d0 rcall .+24 ; 0x3fa0 + 3f68: 8e e1 ldi r24, 0x1E ; 30 + 3f6a: 0c d0 rcall .+24 ; 0x3f84 putch(SIGNATURE_1); - 3f88: 84 e9 ldi r24, 0x94 ; 148 - 3f8a: 0a d0 rcall .+20 ; 0x3fa0 + 3f6c: 84 e9 ldi r24, 0x94 ; 148 + 3f6e: 0a d0 rcall .+20 ; 0x3f84 putch(SIGNATURE_2); - 3f8c: 86 e0 ldi r24, 0x06 ; 6 - 3f8e: 8b cf rjmp .-234 ; 0x3ea6 + 3f70: 86 e0 ldi r24, 0x06 ; 6 + 3f72: 98 cf rjmp .-208 ; 0x3ea4 } else if (ch == 'Q') { - 3f90: 81 35 cpi r24, 0x51 ; 81 - 3f92: 11 f4 brne .+4 ; 0x3f98 + 3f74: 81 35 cpi r24, 0x51 ; 81 + 3f76: 11 f4 brne .+4 ; 0x3f7c // Adaboot no-wait mod watchdogConfig(WATCHDOG_16MS); - 3f94: 88 e0 ldi r24, 0x08 ; 8 - 3f96: 19 d0 rcall .+50 ; 0x3fca + 3f78: 88 e0 ldi r24, 0x08 ; 8 + 3f7a: 14 d0 rcall .+40 ; 0x3fa4 verifySpace(); } else { // This covers the response to commands like STK_ENTER_PROGMODE verifySpace(); - 3f98: 23 d0 rcall .+70 ; 0x3fe0 + 3f7c: 19 d0 rcall .+50 ; 0x3fb0 } putch(STK_OK); - 3f9a: 80 e1 ldi r24, 0x10 ; 16 - 3f9c: 01 d0 rcall .+2 ; 0x3fa0 - 3f9e: 5c cf rjmp .-328 ; 0x3e58 + 3f7e: 80 e1 ldi r24, 0x10 ; 16 + 3f80: 01 d0 rcall .+2 ; 0x3f84 + 3f82: 6a cf rjmp .-300 ; 0x3e58 -00003fa0 : +00003f84 : } } void putch(char ch) { - 3fa0: 98 2f mov r25, r24 + 3f84: 98 2f mov r25, r24 #ifndef SOFT_UART while (!(UCSR0A & _BV(UDRE0))); - 3fa2: 80 91 c0 00 lds r24, 0x00C0 - 3fa6: 85 ff sbrs r24, 5 - 3fa8: fc cf rjmp .-8 ; 0x3fa2 + 3f86: 80 91 c0 00 lds r24, 0x00C0 + 3f8a: 85 ff sbrs r24, 5 + 3f8c: fc cf rjmp .-8 ; 0x3f86 UDR0 = ch; - 3faa: 90 93 c6 00 sts 0x00C6, r25 + 3f8e: 90 93 c6 00 sts 0x00C6, r25 [uartBit] "I" (UART_TX_BIT) : "r25" ); #endif } - 3fae: 08 95 ret + 3f92: 08 95 ret -00003fb0 : - return getch(); +00003f94 : } +#endif // Watchdog functions. These are only safe with interrupts turned off. void watchdogReset() { __asm__ __volatile__ ( - 3fb0: a8 95 wdr + 3f94: a8 95 wdr [uartBit] "I" (UART_RX_BIT) : "r25" ); #else while(!(UCSR0A & _BV(RXC0))); - 3fb2: 80 91 c0 00 lds r24, 0x00C0 - 3fb6: 87 ff sbrs r24, 7 - 3fb8: fc cf rjmp .-8 ; 0x3fb2 + 3f96: 80 91 c0 00 lds r24, 0x00C0 + 3f9a: 87 ff sbrs r24, 7 + 3f9c: fc cf rjmp .-8 ; 0x3f96 ch = UDR0; - 3fba: 80 91 c6 00 lds r24, 0x00C6 + 3f9e: 80 91 c6 00 lds r24, 0x00C6 LED_PIN |= _BV(LED); #endif #endif return ch; } - 3fbe: 08 95 ret - -00003fc0 : - } while (--count); -} -#endif - -uint8_t getLen() { - getch(); - 3fc0: f7 df rcall .-18 ; 0x3fb0 - length = getch(); - 3fc2: f6 df rcall .-20 ; 0x3fb0 - 3fc4: 80 93 02 02 sts 0x0202, r24 - return getch(); -} - 3fc8: f3 cf rjmp .-26 ; 0x3fb0 + 3fa2: 08 95 ret -00003fca : +00003fa4 : "wdr\n" ); } void watchdogConfig(uint8_t x) { WDTCSR = _BV(WDCE) | _BV(WDE); - 3fca: e0 e6 ldi r30, 0x60 ; 96 - 3fcc: f0 e0 ldi r31, 0x00 ; 0 - 3fce: 98 e1 ldi r25, 0x18 ; 24 - 3fd0: 90 83 st Z, r25 + 3fa4: e0 e6 ldi r30, 0x60 ; 96 + 3fa6: f0 e0 ldi r31, 0x00 ; 0 + 3fa8: 98 e1 ldi r25, 0x18 ; 24 + 3faa: 90 83 st Z, r25 WDTCSR = x; - 3fd2: 80 83 st Z, r24 + 3fac: 80 83 st Z, r24 } - 3fd4: 08 95 ret - -00003fd6 : - -void appStart() { - watchdogConfig(WATCHDOG_OFF); - 3fd6: 80 e0 ldi r24, 0x00 ; 0 - 3fd8: f8 df rcall .-16 ; 0x3fca - __asm__ __volatile__ ( - 3fda: ee 27 eor r30, r30 - 3fdc: ff 27 eor r31, r31 - 3fde: 09 94 ijmp + 3fae: 08 95 ret -00003fe0 : +00003fb0 : do getch(); while (--count); verifySpace(); } void verifySpace() { - if (getch() != CRC_EOP) appStart(); - 3fe0: e7 df rcall .-50 ; 0x3fb0 - 3fe2: 80 32 cpi r24, 0x20 ; 32 - 3fe4: 09 f0 breq .+2 ; 0x3fe8 - 3fe6: f7 df rcall .-18 ; 0x3fd6 + if (getch() != CRC_EOP) { + 3fb0: f1 df rcall .-30 ; 0x3f94 + 3fb2: 80 32 cpi r24, 0x20 ; 32 + 3fb4: 19 f0 breq .+6 ; 0x3fbc + watchdogConfig(WATCHDOG_16MS); // shorten WD timeout + 3fb6: 88 e0 ldi r24, 0x08 ; 8 + 3fb8: f5 df rcall .-22 ; 0x3fa4 + 3fba: ff cf rjmp .-2 ; 0x3fba + while (1) // and busy-loop so that WD causes + ; // a reset and app start. + } putch(STK_INSYNC); - 3fe8: 84 e1 ldi r24, 0x14 ; 20 + 3fbc: 84 e1 ldi r24, 0x14 ; 20 } - 3fea: da cf rjmp .-76 ; 0x3fa0 + 3fbe: e2 cf rjmp .-60 ; 0x3f84 -00003fec : +00003fc0 : ::[count] "M" (UART_B_VALUE) ); } #endif void getNch(uint8_t count) { - 3fec: 1f 93 push r17 - 3fee: 18 2f mov r17, r24 + 3fc0: 1f 93 push r17 + 3fc2: 18 2f mov r17, r24 do getch(); while (--count); - 3ff0: df df rcall .-66 ; 0x3fb0 - 3ff2: 11 50 subi r17, 0x01 ; 1 - 3ff4: e9 f7 brne .-6 ; 0x3ff0 + 3fc4: e7 df rcall .-50 ; 0x3f94 + 3fc6: 11 50 subi r17, 0x01 ; 1 + 3fc8: e9 f7 brne .-6 ; 0x3fc4 verifySpace(); - 3ff6: f4 df rcall .-24 ; 0x3fe0 + 3fca: f2 df rcall .-28 ; 0x3fb0 +} + 3fcc: 1f 91 pop r17 + 3fce: 08 95 ret + +00003fd0 : + WDTCSR = _BV(WDCE) | _BV(WDE); + WDTCSR = x; } - 3ff8: 1f 91 pop r17 - 3ffa: 08 95 ret + +void appStart() { + watchdogConfig(WATCHDOG_OFF); + 3fd0: 80 e0 ldi r24, 0x00 ; 0 + 3fd2: e8 df rcall .-48 ; 0x3fa4 + __asm__ __volatile__ ( + 3fd4: ee 27 eor r30, r30 + 3fd6: ff 27 eor r31, r31 + 3fd8: 09 94 ijmp diff --git a/bootloaders/optiboot/optiboot_lilypad.hex b/bootloaders/optiboot/optiboot_lilypad.hex index 77897e7..dcdbbb4 100644 --- a/bootloaders/optiboot/optiboot_lilypad.hex +++ b/bootloaders/optiboot/optiboot_lilypad.hex @@ -1,35 +1,33 @@ -:103E0000112484B714BE81FFE6D085E08093810041 +:103E0000112484B714BE81FFE3D085E08093810044 :103E100082E08093C00088E18093C10086E08093B7 -:103E2000C20088E08093C4008EE0CFD0259A86E05F +:103E2000C20088E08093C4008EE0BCD0259A86E072 :103E300028E13EEF91E0309385002093840096BB0B -:103E4000B09BFECF1D9AA8958150A9F7DD24D3948D -:103E5000A5E0EA2EF1E1FF2EABD0813421F481E020 -:103E6000C5D083E020C0823411F484E103C08534DE -:103E700019F485E0BBD091C0853581F499D0082F25 -:103E800010E096D090E0982F8827802B912B880FF8 -:103E9000991F90930102809300027EC0863529F419 -:103EA00084E0A4D080E07CD078C0843609F04EC095 -:103EB00087D0E0910002F091010288E3E030F8073A -:103EC00018F483E087BFE895C0E0D1E071D0899312 -:103ED000809102028150809302028823B9F7E09119 -:103EE0000002F091010288E3E030F80718F083E067 -:103EF00087BFE89575D007B600FCFDCF4091000262 -:103F000050910102A0E0B1E02C9130E011968C912B -:103F1000119790E0982F8827822B932B1296FA0105 -:103F20000C01D7BEE89511244E5F5F4FF1E0A03839 -:103F3000BF0751F7E0910002F0910102E7BEE8955A -:103F400007B600FCFDCFF7BEE89527C08437B9F46B -:103F500037D046D0E0910002F09101023196F09303 -:103F60000102E09300023197E4918E2F19D08091E5 -:103F70000202815080930202882361F70EC08537C8 -:103F800039F42ED08EE10CD084E90AD086E08BCFB4 -:103F9000813511F488E019D023D080E101D05CCFC5 -:103FA000982F8091C00085FFFCCF9093C6000895A4 -:103FB000A8958091C00087FFFCCF8091C60008952E -:103FC000F7DFF6DF80930202F3CFE0E6F0E098E15E -:103FD00090838083089580E0F8DFEE27FF2709941F -:103FE000E7DF803209F0F7DF84E1DACF1F93182F83 -:0C3FF000DFDF1150E9F7F4DF1F910895A6 +:103E4000B09BFECF1D9AA8958150A9F79924939411 +:103E5000A5E0AA2EF1E1BF2E9DD0813421F481E0AE +:103E6000AFD083E01FC0823411F484E103C08534F5 +:103E700019F485E0A5D083C0853579F48BD0E82E80 +:103E8000FF2488D0082F10E0102F00270E291F29AB +:103E9000000F111F8DD0680172C0863529F484E0AF +:103EA0008FD080E06FD06BC0843609F042C072D0F2 +:103EB00071D0082F6FD080E0C81688E3D80620F4B0 +:103EC00083E0F60187BFE895C0E0D1E063D0899335 +:103ED0000C17E1F7F0E0CF16F8E3DF0620F083E0FF +:103EE000F60187BFE89564D007B600FCFDCFA601B8 +:103EF000A0E0B1E02C9130E011968C91119790E008 +:103F0000982F8827822B932B1296FA010C0197BECB +:103F1000E89511244E5F5F4FF1E0A038BF0751F7DD +:103F2000F601A7BEE89507B600FCFDCFB7BEE89541 +:103F300026C08437B1F42ED02DD0F82E2BD038D017 +:103F4000F601EF2C8F010F5F1F4F84911BD0EA9475 +:103F5000F801C1F70894C11CD11CFA94CF0CD11CF4 +:103F60000EC0853739F424D08EE10CD084E90AD014 +:103F700086E098CF813511F488E014D019D080E123 +:103F800001D06ACF982F8091C00085FFFCCF90931D +:103F9000C6000895A8958091C00087FFFCCF80914E +:103FA000C6000895E0E6F0E098E1908380830895EC +:103FB000F1DF803219F088E0F5DFFFCF84E1E2CF56 +:103FC0001F93182FE7DF1150E9F7F2DF1F910895D3 +:0A3FD00080E0E8DFEE27FF270994E8 :023FFE000104BC :0400000300003E00BB :00000001FF diff --git a/bootloaders/optiboot/optiboot_lilypad.lst b/bootloaders/optiboot/optiboot_lilypad.lst index 75180bc..a70713a 100644 --- a/bootloaders/optiboot/optiboot_lilypad.lst +++ b/bootloaders/optiboot/optiboot_lilypad.lst @@ -3,27 +3,27 @@ optiboot_lilypad.elf: file format elf32-avr Sections: Idx Name Size VMA LMA File off Algn - 0 .text 000001fc 00003e00 00003e00 00000054 2**1 + 0 .text 000001da 00003e00 00003e00 00000054 2**1 CONTENTS, ALLOC, LOAD, READONLY, CODE - 1 .version 00000002 00003ffe 00003ffe 00000250 2**0 + 1 .version 00000002 00003ffe 00003ffe 0000022e 2**0 CONTENTS, READONLY - 2 .debug_aranges 00000028 00000000 00000000 00000252 2**0 + 2 .debug_aranges 00000028 00000000 00000000 00000230 2**0 CONTENTS, READONLY, DEBUGGING - 3 .debug_pubnames 0000006a 00000000 00000000 0000027a 2**0 + 3 .debug_pubnames 0000005f 00000000 00000000 00000258 2**0 CONTENTS, READONLY, DEBUGGING - 4 .debug_info 00000285 00000000 00000000 000002e4 2**0 + 4 .debug_info 0000028c 00000000 00000000 000002b7 2**0 CONTENTS, READONLY, DEBUGGING - 5 .debug_abbrev 0000019f 00000000 00000000 00000569 2**0 + 5 .debug_abbrev 00000199 00000000 00000000 00000543 2**0 CONTENTS, READONLY, DEBUGGING - 6 .debug_line 00000453 00000000 00000000 00000708 2**0 + 6 .debug_line 00000456 00000000 00000000 000006dc 2**0 CONTENTS, READONLY, DEBUGGING - 7 .debug_frame 00000090 00000000 00000000 00000b5c 2**2 + 7 .debug_frame 00000080 00000000 00000000 00000b34 2**2 CONTENTS, READONLY, DEBUGGING - 8 .debug_str 00000141 00000000 00000000 00000bec 2**0 + 8 .debug_str 00000149 00000000 00000000 00000bb4 2**0 CONTENTS, READONLY, DEBUGGING - 9 .debug_loc 000001e1 00000000 00000000 00000d2d 2**0 + 9 .debug_loc 0000027e 00000000 00000000 00000cfd 2**0 CONTENTS, READONLY, DEBUGGING - 10 .debug_ranges 00000068 00000000 00000000 00000f0e 2**0 + 10 .debug_ranges 00000060 00000000 00000000 00000f7b 2**0 CONTENTS, READONLY, DEBUGGING Disassembly of section .text: @@ -47,7 +47,7 @@ int main(void) { 3e04: 14 be out 0x34, r1 ; 52 if (!(ch & _BV(EXTRF))) appStart(); 3e06: 81 ff sbrs r24, 1 - 3e08: e6 d0 rcall .+460 ; 0x3fd6 + 3e08: e3 d0 rcall .+454 ; 0x3fd0 #if LED_START_FLASHES > 0 // Set up Timer 1 for timeout counter @@ -77,7 +77,7 @@ int main(void) { // Set up watchdog to trigger after 500ms watchdogConfig(WATCHDOG_1S); 3e28: 8e e0 ldi r24, 0x0E ; 14 - 3e2a: cf d0 rcall .+414 ; 0x3fca + 3e2a: bc d0 rcall .+376 ; 0x3fa4 /* Set LED pin as output */ LED_DDR |= _BV(LED); @@ -111,8 +111,8 @@ void flash_led(uint8_t count) { #else LED_PIN |= _BV(LED); 3e44: 1d 9a sbi 0x03, 5 ; 3 - return getch(); } +#endif // Watchdog functions. These are only safe with interrupts turned off. void watchdogReset() { @@ -132,8 +132,8 @@ void watchdogReset() { if(ch == STK_GET_PARAMETER) { // GET PARAMETER returns a generic 0x03 reply - enough to keep Avrdude happy getNch(1); - 3e4c: dd 24 eor r13, r13 - 3e4e: d3 94 inc r13 + 3e4c: 99 24 eor r9, r9 + 3e4e: 93 94 inc r9 __boot_page_fill_short((uint16_t)(void*)addrPtr,a); addrPtr += 2; } while (--ch); @@ -141,21 +141,21 @@ void watchdogReset() { // Write from programming buffer __boot_page_write_short((uint16_t)(void*)address); 3e50: a5 e0 ldi r26, 0x05 ; 5 - 3e52: ea 2e mov r14, r26 + 3e52: aa 2e mov r10, r26 boot_spm_busy_wait(); #if defined(RWWSRE) // Reenable read access to flash boot_rww_enable(); 3e54: f1 e1 ldi r31, 0x11 ; 17 - 3e56: ff 2e mov r15, r31 + 3e56: bf 2e mov r11, r31 #endif /* Forever loop */ for (;;) { /* get character from UART */ ch = getch(); - 3e58: ab d0 rcall .+342 ; 0x3fb0 + 3e58: 9d d0 rcall .+314 ; 0x3f94 if(ch == STK_GET_PARAMETER) { 3e5a: 81 34 cpi r24, 0x41 ; 65 @@ -163,10 +163,10 @@ void watchdogReset() { // GET PARAMETER returns a generic 0x03 reply - enough to keep Avrdude happy getNch(1); 3e5e: 81 e0 ldi r24, 0x01 ; 1 - 3e60: c5 d0 rcall .+394 ; 0x3fec + 3e60: af d0 rcall .+350 ; 0x3fc0 putch(0x03); 3e62: 83 e0 ldi r24, 0x03 ; 3 - 3e64: 20 c0 rjmp .+64 ; 0x3ea6 + 3e64: 1f c0 rjmp .+62 ; 0x3ea4 } else if(ch == STK_SET_DEVICE) { 3e66: 82 34 cpi r24, 0x42 ; 66 @@ -182,71 +182,77 @@ void watchdogReset() { // SET DEVICE EXT is ignored getNch(5); 3e72: 85 e0 ldi r24, 0x05 ; 5 - 3e74: bb d0 rcall .+374 ; 0x3fec - 3e76: 91 c0 rjmp .+290 ; 0x3f9a + 3e74: a5 d0 rcall .+330 ; 0x3fc0 + 3e76: 83 c0 rjmp .+262 ; 0x3f7e } else if(ch == STK_LOAD_ADDRESS) { 3e78: 85 35 cpi r24, 0x55 ; 85 - 3e7a: 81 f4 brne .+32 ; 0x3e9c + 3e7a: 79 f4 brne .+30 ; 0x3e9a // LOAD ADDRESS uint16_t newAddress; newAddress = getch(); - 3e7c: 99 d0 rcall .+306 ; 0x3fb0 + 3e7c: 8b d0 rcall .+278 ; 0x3f94 newAddress = (newAddress & 0xff) | (getch() << 8); - 3e7e: 08 2f mov r16, r24 - 3e80: 10 e0 ldi r17, 0x00 ; 0 - 3e82: 96 d0 rcall .+300 ; 0x3fb0 - 3e84: 90 e0 ldi r25, 0x00 ; 0 - 3e86: 98 2f mov r25, r24 - 3e88: 88 27 eor r24, r24 - 3e8a: 80 2b or r24, r16 - 3e8c: 91 2b or r25, r17 + 3e7e: e8 2e mov r14, r24 + 3e80: ff 24 eor r15, r15 + 3e82: 88 d0 rcall .+272 ; 0x3f94 + 3e84: 08 2f mov r16, r24 + 3e86: 10 e0 ldi r17, 0x00 ; 0 + 3e88: 10 2f mov r17, r16 + 3e8a: 00 27 eor r16, r16 + 3e8c: 0e 29 or r16, r14 + 3e8e: 1f 29 or r17, r15 #ifdef RAMPZ // Transfer top bit to RAMPZ RAMPZ = (newAddress & 0x8000) ? 1 : 0; #endif newAddress += newAddress; // Convert from word address to byte address - 3e8e: 88 0f add r24, r24 - 3e90: 99 1f adc r25, r25 + 3e90: 00 0f add r16, r16 + 3e92: 11 1f adc r17, r17 address = newAddress; - 3e92: 90 93 01 02 sts 0x0201, r25 - 3e96: 80 93 00 02 sts 0x0200, r24 - 3e9a: 7e c0 rjmp .+252 ; 0x3f98 verifySpace(); + 3e94: 8d d0 rcall .+282 ; 0x3fb0 + 3e96: 68 01 movw r12, r16 + 3e98: 72 c0 rjmp .+228 ; 0x3f7e } else if(ch == STK_UNIVERSAL) { - 3e9c: 86 35 cpi r24, 0x56 ; 86 - 3e9e: 29 f4 brne .+10 ; 0x3eaa + 3e9a: 86 35 cpi r24, 0x56 ; 86 + 3e9c: 29 f4 brne .+10 ; 0x3ea8 // UNIVERSAL command is ignored getNch(4); - 3ea0: 84 e0 ldi r24, 0x04 ; 4 - 3ea2: a4 d0 rcall .+328 ; 0x3fec + 3e9e: 84 e0 ldi r24, 0x04 ; 4 + 3ea0: 8f d0 rcall .+286 ; 0x3fc0 putch(0x00); - 3ea4: 80 e0 ldi r24, 0x00 ; 0 - 3ea6: 7c d0 rcall .+248 ; 0x3fa0 - 3ea8: 78 c0 rjmp .+240 ; 0x3f9a + 3ea2: 80 e0 ldi r24, 0x00 ; 0 + 3ea4: 6f d0 rcall .+222 ; 0x3f84 + 3ea6: 6b c0 rjmp .+214 ; 0x3f7e } /* Write memory, length is big endian and is in bytes */ else if(ch == STK_PROG_PAGE) { - 3eaa: 84 36 cpi r24, 0x64 ; 100 - 3eac: 09 f0 breq .+2 ; 0x3eb0 - 3eae: 4e c0 rjmp .+156 ; 0x3f4c + 3ea8: 84 36 cpi r24, 0x64 ; 100 + 3eaa: 09 f0 breq .+2 ; 0x3eae + 3eac: 42 c0 rjmp .+132 ; 0x3f32 // PROGRAM PAGE - we support flash programming only, not EEPROM uint8_t *bufPtr; uint16_t addrPtr; - getLen(); - 3eb0: 87 d0 rcall .+270 ; 0x3fc0 + getch(); /* getlen() */ + 3eae: 72 d0 rcall .+228 ; 0x3f94 + length = getch(); + 3eb0: 71 d0 rcall .+226 ; 0x3f94 + 3eb2: 08 2f mov r16, r24 + getch(); + 3eb4: 6f d0 rcall .+222 ; 0x3f94 // If we are in RWW section, immediately start page erase if (address < NRWWSTART) __boot_page_erase_short((uint16_t)(void*)address); - 3eb2: e0 91 00 02 lds r30, 0x0200 - 3eb6: f0 91 01 02 lds r31, 0x0201 + 3eb6: 80 e0 ldi r24, 0x00 ; 0 + 3eb8: c8 16 cp r12, r24 3eba: 88 e3 ldi r24, 0x38 ; 56 - 3ebc: e0 30 cpi r30, 0x00 ; 0 - 3ebe: f8 07 cpc r31, r24 - 3ec0: 18 f4 brcc .+6 ; 0x3ec8 - 3ec2: 83 e0 ldi r24, 0x03 ; 3 + 3ebc: d8 06 cpc r13, r24 + 3ebe: 20 f4 brcc .+8 ; 0x3ec8 + 3ec0: 83 e0 ldi r24, 0x03 ; 3 + 3ec2: f6 01 movw r30, r12 3ec4: 87 bf out 0x37, r24 ; 55 3ec6: e8 95 spm 3ec8: c0 e0 ldi r28, 0x00 ; 0 @@ -255,302 +261,301 @@ void watchdogReset() { // While that is going on, read in page contents bufPtr = buff; do *bufPtr++ = getch(); - 3ecc: 71 d0 rcall .+226 ; 0x3fb0 + 3ecc: 63 d0 rcall .+198 ; 0x3f94 3ece: 89 93 st Y+, r24 while (--length); - 3ed0: 80 91 02 02 lds r24, 0x0202 - 3ed4: 81 50 subi r24, 0x01 ; 1 - 3ed6: 80 93 02 02 sts 0x0202, r24 - 3eda: 88 23 and r24, r24 - 3edc: b9 f7 brne .-18 ; 0x3ecc + 3ed0: 0c 17 cp r16, r28 + 3ed2: e1 f7 brne .-8 ; 0x3ecc // If we are in NRWW section, page erase has to be delayed until now. // Todo: Take RAMPZ into account if (address >= NRWWSTART) __boot_page_erase_short((uint16_t)(void*)address); - 3ede: e0 91 00 02 lds r30, 0x0200 - 3ee2: f0 91 01 02 lds r31, 0x0201 - 3ee6: 88 e3 ldi r24, 0x38 ; 56 - 3ee8: e0 30 cpi r30, 0x00 ; 0 - 3eea: f8 07 cpc r31, r24 - 3eec: 18 f0 brcs .+6 ; 0x3ef4 - 3eee: 83 e0 ldi r24, 0x03 ; 3 - 3ef0: 87 bf out 0x37, r24 ; 55 - 3ef2: e8 95 spm + 3ed4: f0 e0 ldi r31, 0x00 ; 0 + 3ed6: cf 16 cp r12, r31 + 3ed8: f8 e3 ldi r31, 0x38 ; 56 + 3eda: df 06 cpc r13, r31 + 3edc: 20 f0 brcs .+8 ; 0x3ee6 + 3ede: 83 e0 ldi r24, 0x03 ; 3 + 3ee0: f6 01 movw r30, r12 + 3ee2: 87 bf out 0x37, r24 ; 55 + 3ee4: e8 95 spm // Read command terminator, start reply verifySpace(); - 3ef4: 75 d0 rcall .+234 ; 0x3fe0 + 3ee6: 64 d0 rcall .+200 ; 0x3fb0 // If only a partial page is to be programmed, the erase might not be complete. // So check that here boot_spm_busy_wait(); - 3ef6: 07 b6 in r0, 0x37 ; 55 - 3ef8: 00 fc sbrc r0, 0 - 3efa: fd cf rjmp .-6 ; 0x3ef6 - } -#endif - - // Copy buffer into programming buffer + 3ee8: 07 b6 in r0, 0x37 ; 55 + 3eea: 00 fc sbrc r0, 0 + 3eec: fd cf rjmp .-6 ; 0x3ee8 + 3eee: a6 01 movw r20, r12 + 3ef0: a0 e0 ldi r26, 0x00 ; 0 + 3ef2: b1 e0 ldi r27, 0x01 ; 1 bufPtr = buff; addrPtr = (uint16_t)(void*)address; - 3efc: 40 91 00 02 lds r20, 0x0200 - 3f00: 50 91 01 02 lds r21, 0x0201 - 3f04: a0 e0 ldi r26, 0x00 ; 0 - 3f06: b1 e0 ldi r27, 0x01 ; 1 ch = SPM_PAGESIZE / 2; do { uint16_t a; a = *bufPtr++; - 3f08: 2c 91 ld r18, X - 3f0a: 30 e0 ldi r19, 0x00 ; 0 + 3ef4: 2c 91 ld r18, X + 3ef6: 30 e0 ldi r19, 0x00 ; 0 a |= (*bufPtr++) << 8; - 3f0c: 11 96 adiw r26, 0x01 ; 1 - 3f0e: 8c 91 ld r24, X - 3f10: 11 97 sbiw r26, 0x01 ; 1 - 3f12: 90 e0 ldi r25, 0x00 ; 0 - 3f14: 98 2f mov r25, r24 - 3f16: 88 27 eor r24, r24 - 3f18: 82 2b or r24, r18 - 3f1a: 93 2b or r25, r19 + 3ef8: 11 96 adiw r26, 0x01 ; 1 + 3efa: 8c 91 ld r24, X + 3efc: 11 97 sbiw r26, 0x01 ; 1 + 3efe: 90 e0 ldi r25, 0x00 ; 0 + 3f00: 98 2f mov r25, r24 + 3f02: 88 27 eor r24, r24 + 3f04: 82 2b or r24, r18 + 3f06: 93 2b or r25, r19 #define rstVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+4)) #define wdtVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+6)) #endif /* main program starts here */ int main(void) { - 3f1c: 12 96 adiw r26, 0x02 ; 2 + 3f08: 12 96 adiw r26, 0x02 ; 2 ch = SPM_PAGESIZE / 2; do { uint16_t a; a = *bufPtr++; a |= (*bufPtr++) << 8; __boot_page_fill_short((uint16_t)(void*)addrPtr,a); - 3f1e: fa 01 movw r30, r20 - 3f20: 0c 01 movw r0, r24 - 3f22: d7 be out 0x37, r13 ; 55 - 3f24: e8 95 spm - 3f26: 11 24 eor r1, r1 + 3f0a: fa 01 movw r30, r20 + 3f0c: 0c 01 movw r0, r24 + 3f0e: 97 be out 0x37, r9 ; 55 + 3f10: e8 95 spm + 3f12: 11 24 eor r1, r1 addrPtr += 2; - 3f28: 4e 5f subi r20, 0xFE ; 254 - 3f2a: 5f 4f sbci r21, 0xFF ; 255 + 3f14: 4e 5f subi r20, 0xFE ; 254 + 3f16: 5f 4f sbci r21, 0xFF ; 255 } while (--ch); - 3f2c: f1 e0 ldi r31, 0x01 ; 1 - 3f2e: a0 38 cpi r26, 0x80 ; 128 - 3f30: bf 07 cpc r27, r31 - 3f32: 51 f7 brne .-44 ; 0x3f08 + 3f18: f1 e0 ldi r31, 0x01 ; 1 + 3f1a: a0 38 cpi r26, 0x80 ; 128 + 3f1c: bf 07 cpc r27, r31 + 3f1e: 51 f7 brne .-44 ; 0x3ef4 // Write from programming buffer __boot_page_write_short((uint16_t)(void*)address); - 3f34: e0 91 00 02 lds r30, 0x0200 - 3f38: f0 91 01 02 lds r31, 0x0201 - 3f3c: e7 be out 0x37, r14 ; 55 - 3f3e: e8 95 spm + 3f20: f6 01 movw r30, r12 + 3f22: a7 be out 0x37, r10 ; 55 + 3f24: e8 95 spm boot_spm_busy_wait(); - 3f40: 07 b6 in r0, 0x37 ; 55 - 3f42: 00 fc sbrc r0, 0 - 3f44: fd cf rjmp .-6 ; 0x3f40 + 3f26: 07 b6 in r0, 0x37 ; 55 + 3f28: 00 fc sbrc r0, 0 + 3f2a: fd cf rjmp .-6 ; 0x3f26 #if defined(RWWSRE) // Reenable read access to flash boot_rww_enable(); - 3f46: f7 be out 0x37, r15 ; 55 - 3f48: e8 95 spm - 3f4a: 27 c0 rjmp .+78 ; 0x3f9a + 3f2c: b7 be out 0x37, r11 ; 55 + 3f2e: e8 95 spm + 3f30: 26 c0 rjmp .+76 ; 0x3f7e #endif } /* Read memory block mode, length is big endian. */ else if(ch == STK_READ_PAGE) { - 3f4c: 84 37 cpi r24, 0x74 ; 116 - 3f4e: b9 f4 brne .+46 ; 0x3f7e + 3f32: 84 37 cpi r24, 0x74 ; 116 + 3f34: b1 f4 brne .+44 ; 0x3f62 // READ PAGE - we only read flash - getLen(); - 3f50: 37 d0 rcall .+110 ; 0x3fc0 + getch(); /* getlen() */ + 3f36: 2e d0 rcall .+92 ; 0x3f94 + length = getch(); + 3f38: 2d d0 rcall .+90 ; 0x3f94 + 3f3a: f8 2e mov r15, r24 + getch(); + 3f3c: 2b d0 rcall .+86 ; 0x3f94 + verifySpace(); - 3f52: 46 d0 rcall .+140 ; 0x3fe0 + 3f3e: 38 d0 rcall .+112 ; 0x3fb0 + 3f40: f6 01 movw r30, r12 + 3f42: ef 2c mov r14, r15 putch(result); address++; } while (--length); #else do putch(pgm_read_byte_near(address++)); - 3f54: e0 91 00 02 lds r30, 0x0200 - 3f58: f0 91 01 02 lds r31, 0x0201 - 3f5c: 31 96 adiw r30, 0x01 ; 1 - 3f5e: f0 93 01 02 sts 0x0201, r31 - 3f62: e0 93 00 02 sts 0x0200, r30 - 3f66: 31 97 sbiw r30, 0x01 ; 1 - 3f68: e4 91 lpm r30, Z+ - 3f6a: 8e 2f mov r24, r30 - 3f6c: 19 d0 rcall .+50 ; 0x3fa0 + 3f44: 8f 01 movw r16, r30 + 3f46: 0f 5f subi r16, 0xFF ; 255 + 3f48: 1f 4f sbci r17, 0xFF ; 255 + 3f4a: 84 91 lpm r24, Z+ + 3f4c: 1b d0 rcall .+54 ; 0x3f84 while (--length); - 3f6e: 80 91 02 02 lds r24, 0x0202 - 3f72: 81 50 subi r24, 0x01 ; 1 - 3f74: 80 93 02 02 sts 0x0202, r24 - 3f78: 88 23 and r24, r24 - 3f7a: 61 f7 brne .-40 ; 0x3f54 - 3f7c: 0e c0 rjmp .+28 ; 0x3f9a + 3f4e: ea 94 dec r14 + 3f50: f8 01 movw r30, r16 + 3f52: c1 f7 brne .-16 ; 0x3f44 +#define rstVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+4)) +#define wdtVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+6)) +#endif + +/* main program starts here */ +int main(void) { + 3f54: 08 94 sec + 3f56: c1 1c adc r12, r1 + 3f58: d1 1c adc r13, r1 + 3f5a: fa 94 dec r15 + 3f5c: cf 0c add r12, r15 + 3f5e: d1 1c adc r13, r1 + 3f60: 0e c0 rjmp .+28 ; 0x3f7e #endif #endif } /* Get device signature bytes */ else if(ch == STK_READ_SIGN) { - 3f7e: 85 37 cpi r24, 0x75 ; 117 - 3f80: 39 f4 brne .+14 ; 0x3f90 + 3f62: 85 37 cpi r24, 0x75 ; 117 + 3f64: 39 f4 brne .+14 ; 0x3f74 // READ SIGN - return what Avrdude wants to hear verifySpace(); - 3f82: 2e d0 rcall .+92 ; 0x3fe0 + 3f66: 24 d0 rcall .+72 ; 0x3fb0 putch(SIGNATURE_0); - 3f84: 8e e1 ldi r24, 0x1E ; 30 - 3f86: 0c d0 rcall .+24 ; 0x3fa0 + 3f68: 8e e1 ldi r24, 0x1E ; 30 + 3f6a: 0c d0 rcall .+24 ; 0x3f84 putch(SIGNATURE_1); - 3f88: 84 e9 ldi r24, 0x94 ; 148 - 3f8a: 0a d0 rcall .+20 ; 0x3fa0 + 3f6c: 84 e9 ldi r24, 0x94 ; 148 + 3f6e: 0a d0 rcall .+20 ; 0x3f84 putch(SIGNATURE_2); - 3f8c: 86 e0 ldi r24, 0x06 ; 6 - 3f8e: 8b cf rjmp .-234 ; 0x3ea6 + 3f70: 86 e0 ldi r24, 0x06 ; 6 + 3f72: 98 cf rjmp .-208 ; 0x3ea4 } else if (ch == 'Q') { - 3f90: 81 35 cpi r24, 0x51 ; 81 - 3f92: 11 f4 brne .+4 ; 0x3f98 + 3f74: 81 35 cpi r24, 0x51 ; 81 + 3f76: 11 f4 brne .+4 ; 0x3f7c // Adaboot no-wait mod watchdogConfig(WATCHDOG_16MS); - 3f94: 88 e0 ldi r24, 0x08 ; 8 - 3f96: 19 d0 rcall .+50 ; 0x3fca + 3f78: 88 e0 ldi r24, 0x08 ; 8 + 3f7a: 14 d0 rcall .+40 ; 0x3fa4 verifySpace(); } else { // This covers the response to commands like STK_ENTER_PROGMODE verifySpace(); - 3f98: 23 d0 rcall .+70 ; 0x3fe0 + 3f7c: 19 d0 rcall .+50 ; 0x3fb0 } putch(STK_OK); - 3f9a: 80 e1 ldi r24, 0x10 ; 16 - 3f9c: 01 d0 rcall .+2 ; 0x3fa0 - 3f9e: 5c cf rjmp .-328 ; 0x3e58 + 3f7e: 80 e1 ldi r24, 0x10 ; 16 + 3f80: 01 d0 rcall .+2 ; 0x3f84 + 3f82: 6a cf rjmp .-300 ; 0x3e58 -00003fa0 : +00003f84 : } } void putch(char ch) { - 3fa0: 98 2f mov r25, r24 + 3f84: 98 2f mov r25, r24 #ifndef SOFT_UART while (!(UCSR0A & _BV(UDRE0))); - 3fa2: 80 91 c0 00 lds r24, 0x00C0 - 3fa6: 85 ff sbrs r24, 5 - 3fa8: fc cf rjmp .-8 ; 0x3fa2 + 3f86: 80 91 c0 00 lds r24, 0x00C0 + 3f8a: 85 ff sbrs r24, 5 + 3f8c: fc cf rjmp .-8 ; 0x3f86 UDR0 = ch; - 3faa: 90 93 c6 00 sts 0x00C6, r25 + 3f8e: 90 93 c6 00 sts 0x00C6, r25 [uartBit] "I" (UART_TX_BIT) : "r25" ); #endif } - 3fae: 08 95 ret + 3f92: 08 95 ret -00003fb0 : - return getch(); +00003f94 : } +#endif // Watchdog functions. These are only safe with interrupts turned off. void watchdogReset() { __asm__ __volatile__ ( - 3fb0: a8 95 wdr + 3f94: a8 95 wdr [uartBit] "I" (UART_RX_BIT) : "r25" ); #else while(!(UCSR0A & _BV(RXC0))); - 3fb2: 80 91 c0 00 lds r24, 0x00C0 - 3fb6: 87 ff sbrs r24, 7 - 3fb8: fc cf rjmp .-8 ; 0x3fb2 + 3f96: 80 91 c0 00 lds r24, 0x00C0 + 3f9a: 87 ff sbrs r24, 7 + 3f9c: fc cf rjmp .-8 ; 0x3f96 ch = UDR0; - 3fba: 80 91 c6 00 lds r24, 0x00C6 + 3f9e: 80 91 c6 00 lds r24, 0x00C6 LED_PIN |= _BV(LED); #endif #endif return ch; } - 3fbe: 08 95 ret - -00003fc0 : - } while (--count); -} -#endif - -uint8_t getLen() { - getch(); - 3fc0: f7 df rcall .-18 ; 0x3fb0 - length = getch(); - 3fc2: f6 df rcall .-20 ; 0x3fb0 - 3fc4: 80 93 02 02 sts 0x0202, r24 - return getch(); -} - 3fc8: f3 cf rjmp .-26 ; 0x3fb0 + 3fa2: 08 95 ret -00003fca : +00003fa4 : "wdr\n" ); } void watchdogConfig(uint8_t x) { WDTCSR = _BV(WDCE) | _BV(WDE); - 3fca: e0 e6 ldi r30, 0x60 ; 96 - 3fcc: f0 e0 ldi r31, 0x00 ; 0 - 3fce: 98 e1 ldi r25, 0x18 ; 24 - 3fd0: 90 83 st Z, r25 + 3fa4: e0 e6 ldi r30, 0x60 ; 96 + 3fa6: f0 e0 ldi r31, 0x00 ; 0 + 3fa8: 98 e1 ldi r25, 0x18 ; 24 + 3faa: 90 83 st Z, r25 WDTCSR = x; - 3fd2: 80 83 st Z, r24 + 3fac: 80 83 st Z, r24 } - 3fd4: 08 95 ret - -00003fd6 : - -void appStart() { - watchdogConfig(WATCHDOG_OFF); - 3fd6: 80 e0 ldi r24, 0x00 ; 0 - 3fd8: f8 df rcall .-16 ; 0x3fca - __asm__ __volatile__ ( - 3fda: ee 27 eor r30, r30 - 3fdc: ff 27 eor r31, r31 - 3fde: 09 94 ijmp + 3fae: 08 95 ret -00003fe0 : +00003fb0 : do getch(); while (--count); verifySpace(); } void verifySpace() { - if (getch() != CRC_EOP) appStart(); - 3fe0: e7 df rcall .-50 ; 0x3fb0 - 3fe2: 80 32 cpi r24, 0x20 ; 32 - 3fe4: 09 f0 breq .+2 ; 0x3fe8 - 3fe6: f7 df rcall .-18 ; 0x3fd6 + if (getch() != CRC_EOP) { + 3fb0: f1 df rcall .-30 ; 0x3f94 + 3fb2: 80 32 cpi r24, 0x20 ; 32 + 3fb4: 19 f0 breq .+6 ; 0x3fbc + watchdogConfig(WATCHDOG_16MS); // shorten WD timeout + 3fb6: 88 e0 ldi r24, 0x08 ; 8 + 3fb8: f5 df rcall .-22 ; 0x3fa4 + 3fba: ff cf rjmp .-2 ; 0x3fba + while (1) // and busy-loop so that WD causes + ; // a reset and app start. + } putch(STK_INSYNC); - 3fe8: 84 e1 ldi r24, 0x14 ; 20 + 3fbc: 84 e1 ldi r24, 0x14 ; 20 } - 3fea: da cf rjmp .-76 ; 0x3fa0 + 3fbe: e2 cf rjmp .-60 ; 0x3f84 -00003fec : +00003fc0 : ::[count] "M" (UART_B_VALUE) ); } #endif void getNch(uint8_t count) { - 3fec: 1f 93 push r17 - 3fee: 18 2f mov r17, r24 + 3fc0: 1f 93 push r17 + 3fc2: 18 2f mov r17, r24 do getch(); while (--count); - 3ff0: df df rcall .-66 ; 0x3fb0 - 3ff2: 11 50 subi r17, 0x01 ; 1 - 3ff4: e9 f7 brne .-6 ; 0x3ff0 + 3fc4: e7 df rcall .-50 ; 0x3f94 + 3fc6: 11 50 subi r17, 0x01 ; 1 + 3fc8: e9 f7 brne .-6 ; 0x3fc4 verifySpace(); - 3ff6: f4 df rcall .-24 ; 0x3fe0 + 3fca: f2 df rcall .-28 ; 0x3fb0 +} + 3fcc: 1f 91 pop r17 + 3fce: 08 95 ret + +00003fd0 : + WDTCSR = _BV(WDCE) | _BV(WDE); + WDTCSR = x; } - 3ff8: 1f 91 pop r17 - 3ffa: 08 95 ret + +void appStart() { + watchdogConfig(WATCHDOG_OFF); + 3fd0: 80 e0 ldi r24, 0x00 ; 0 + 3fd2: e8 df rcall .-48 ; 0x3fa4 + __asm__ __volatile__ ( + 3fd4: ee 27 eor r30, r30 + 3fd6: ff 27 eor r31, r31 + 3fd8: 09 94 ijmp diff --git a/bootloaders/optiboot/optiboot_lilypad_resonator.hex b/bootloaders/optiboot/optiboot_lilypad_resonator.hex index 77897e7..dcdbbb4 100644 --- a/bootloaders/optiboot/optiboot_lilypad_resonator.hex +++ b/bootloaders/optiboot/optiboot_lilypad_resonator.hex @@ -1,35 +1,33 @@ -:103E0000112484B714BE81FFE6D085E08093810041 +:103E0000112484B714BE81FFE3D085E08093810044 :103E100082E08093C00088E18093C10086E08093B7 -:103E2000C20088E08093C4008EE0CFD0259A86E05F +:103E2000C20088E08093C4008EE0BCD0259A86E072 :103E300028E13EEF91E0309385002093840096BB0B -:103E4000B09BFECF1D9AA8958150A9F7DD24D3948D -:103E5000A5E0EA2EF1E1FF2EABD0813421F481E020 -:103E6000C5D083E020C0823411F484E103C08534DE -:103E700019F485E0BBD091C0853581F499D0082F25 -:103E800010E096D090E0982F8827802B912B880FF8 -:103E9000991F90930102809300027EC0863529F419 -:103EA00084E0A4D080E07CD078C0843609F04EC095 -:103EB00087D0E0910002F091010288E3E030F8073A -:103EC00018F483E087BFE895C0E0D1E071D0899312 -:103ED000809102028150809302028823B9F7E09119 -:103EE0000002F091010288E3E030F80718F083E067 -:103EF00087BFE89575D007B600FCFDCF4091000262 -:103F000050910102A0E0B1E02C9130E011968C912B -:103F1000119790E0982F8827822B932B1296FA0105 -:103F20000C01D7BEE89511244E5F5F4FF1E0A03839 -:103F3000BF0751F7E0910002F0910102E7BEE8955A -:103F400007B600FCFDCFF7BEE89527C08437B9F46B -:103F500037D046D0E0910002F09101023196F09303 -:103F60000102E09300023197E4918E2F19D08091E5 -:103F70000202815080930202882361F70EC08537C8 -:103F800039F42ED08EE10CD084E90AD086E08BCFB4 -:103F9000813511F488E019D023D080E101D05CCFC5 -:103FA000982F8091C00085FFFCCF9093C6000895A4 -:103FB000A8958091C00087FFFCCF8091C60008952E -:103FC000F7DFF6DF80930202F3CFE0E6F0E098E15E -:103FD00090838083089580E0F8DFEE27FF2709941F -:103FE000E7DF803209F0F7DF84E1DACF1F93182F83 -:0C3FF000DFDF1150E9F7F4DF1F910895A6 +:103E4000B09BFECF1D9AA8958150A9F79924939411 +:103E5000A5E0AA2EF1E1BF2E9DD0813421F481E0AE +:103E6000AFD083E01FC0823411F484E103C08534F5 +:103E700019F485E0A5D083C0853579F48BD0E82E80 +:103E8000FF2488D0082F10E0102F00270E291F29AB +:103E9000000F111F8DD0680172C0863529F484E0AF +:103EA0008FD080E06FD06BC0843609F042C072D0F2 +:103EB00071D0082F6FD080E0C81688E3D80620F4B0 +:103EC00083E0F60187BFE895C0E0D1E063D0899335 +:103ED0000C17E1F7F0E0CF16F8E3DF0620F083E0FF +:103EE000F60187BFE89564D007B600FCFDCFA601B8 +:103EF000A0E0B1E02C9130E011968C91119790E008 +:103F0000982F8827822B932B1296FA010C0197BECB +:103F1000E89511244E5F5F4FF1E0A038BF0751F7DD +:103F2000F601A7BEE89507B600FCFDCFB7BEE89541 +:103F300026C08437B1F42ED02DD0F82E2BD038D017 +:103F4000F601EF2C8F010F5F1F4F84911BD0EA9475 +:103F5000F801C1F70894C11CD11CFA94CF0CD11CF4 +:103F60000EC0853739F424D08EE10CD084E90AD014 +:103F700086E098CF813511F488E014D019D080E123 +:103F800001D06ACF982F8091C00085FFFCCF90931D +:103F9000C6000895A8958091C00087FFFCCF80914E +:103FA000C6000895E0E6F0E098E1908380830895EC +:103FB000F1DF803219F088E0F5DFFFCF84E1E2CF56 +:103FC0001F93182FE7DF1150E9F7F2DF1F910895D3 +:0A3FD00080E0E8DFEE27FF270994E8 :023FFE000104BC :0400000300003E00BB :00000001FF diff --git a/bootloaders/optiboot/optiboot_lilypad_resonator.lst b/bootloaders/optiboot/optiboot_lilypad_resonator.lst index 48c2778..2676838 100644 --- a/bootloaders/optiboot/optiboot_lilypad_resonator.lst +++ b/bootloaders/optiboot/optiboot_lilypad_resonator.lst @@ -3,27 +3,27 @@ optiboot_lilypad_resonator.elf: file format elf32-avr Sections: Idx Name Size VMA LMA File off Algn - 0 .text 000001fc 00003e00 00003e00 00000054 2**1 + 0 .text 000001da 00003e00 00003e00 00000054 2**1 CONTENTS, ALLOC, LOAD, READONLY, CODE - 1 .version 00000002 00003ffe 00003ffe 00000250 2**0 + 1 .version 00000002 00003ffe 00003ffe 0000022e 2**0 CONTENTS, READONLY - 2 .debug_aranges 00000028 00000000 00000000 00000252 2**0 + 2 .debug_aranges 00000028 00000000 00000000 00000230 2**0 CONTENTS, READONLY, DEBUGGING - 3 .debug_pubnames 0000006a 00000000 00000000 0000027a 2**0 + 3 .debug_pubnames 0000005f 00000000 00000000 00000258 2**0 CONTENTS, READONLY, DEBUGGING - 4 .debug_info 00000285 00000000 00000000 000002e4 2**0 + 4 .debug_info 0000028c 00000000 00000000 000002b7 2**0 CONTENTS, READONLY, DEBUGGING - 5 .debug_abbrev 0000019f 00000000 00000000 00000569 2**0 + 5 .debug_abbrev 00000199 00000000 00000000 00000543 2**0 CONTENTS, READONLY, DEBUGGING - 6 .debug_line 00000453 00000000 00000000 00000708 2**0 + 6 .debug_line 00000456 00000000 00000000 000006dc 2**0 CONTENTS, READONLY, DEBUGGING - 7 .debug_frame 00000090 00000000 00000000 00000b5c 2**2 + 7 .debug_frame 00000080 00000000 00000000 00000b34 2**2 CONTENTS, READONLY, DEBUGGING - 8 .debug_str 00000141 00000000 00000000 00000bec 2**0 + 8 .debug_str 00000149 00000000 00000000 00000bb4 2**0 CONTENTS, READONLY, DEBUGGING - 9 .debug_loc 000001e1 00000000 00000000 00000d2d 2**0 + 9 .debug_loc 0000027e 00000000 00000000 00000cfd 2**0 CONTENTS, READONLY, DEBUGGING - 10 .debug_ranges 00000068 00000000 00000000 00000f0e 2**0 + 10 .debug_ranges 00000060 00000000 00000000 00000f7b 2**0 CONTENTS, READONLY, DEBUGGING Disassembly of section .text: @@ -47,7 +47,7 @@ int main(void) { 3e04: 14 be out 0x34, r1 ; 52 if (!(ch & _BV(EXTRF))) appStart(); 3e06: 81 ff sbrs r24, 1 - 3e08: e6 d0 rcall .+460 ; 0x3fd6 + 3e08: e3 d0 rcall .+454 ; 0x3fd0 #if LED_START_FLASHES > 0 // Set up Timer 1 for timeout counter @@ -77,7 +77,7 @@ int main(void) { // Set up watchdog to trigger after 500ms watchdogConfig(WATCHDOG_1S); 3e28: 8e e0 ldi r24, 0x0E ; 14 - 3e2a: cf d0 rcall .+414 ; 0x3fca + 3e2a: bc d0 rcall .+376 ; 0x3fa4 /* Set LED pin as output */ LED_DDR |= _BV(LED); @@ -111,8 +111,8 @@ void flash_led(uint8_t count) { #else LED_PIN |= _BV(LED); 3e44: 1d 9a sbi 0x03, 5 ; 3 - return getch(); } +#endif // Watchdog functions. These are only safe with interrupts turned off. void watchdogReset() { @@ -132,8 +132,8 @@ void watchdogReset() { if(ch == STK_GET_PARAMETER) { // GET PARAMETER returns a generic 0x03 reply - enough to keep Avrdude happy getNch(1); - 3e4c: dd 24 eor r13, r13 - 3e4e: d3 94 inc r13 + 3e4c: 99 24 eor r9, r9 + 3e4e: 93 94 inc r9 __boot_page_fill_short((uint16_t)(void*)addrPtr,a); addrPtr += 2; } while (--ch); @@ -141,21 +141,21 @@ void watchdogReset() { // Write from programming buffer __boot_page_write_short((uint16_t)(void*)address); 3e50: a5 e0 ldi r26, 0x05 ; 5 - 3e52: ea 2e mov r14, r26 + 3e52: aa 2e mov r10, r26 boot_spm_busy_wait(); #if defined(RWWSRE) // Reenable read access to flash boot_rww_enable(); 3e54: f1 e1 ldi r31, 0x11 ; 17 - 3e56: ff 2e mov r15, r31 + 3e56: bf 2e mov r11, r31 #endif /* Forever loop */ for (;;) { /* get character from UART */ ch = getch(); - 3e58: ab d0 rcall .+342 ; 0x3fb0 + 3e58: 9d d0 rcall .+314 ; 0x3f94 if(ch == STK_GET_PARAMETER) { 3e5a: 81 34 cpi r24, 0x41 ; 65 @@ -163,10 +163,10 @@ void watchdogReset() { // GET PARAMETER returns a generic 0x03 reply - enough to keep Avrdude happy getNch(1); 3e5e: 81 e0 ldi r24, 0x01 ; 1 - 3e60: c5 d0 rcall .+394 ; 0x3fec + 3e60: af d0 rcall .+350 ; 0x3fc0 putch(0x03); 3e62: 83 e0 ldi r24, 0x03 ; 3 - 3e64: 20 c0 rjmp .+64 ; 0x3ea6 + 3e64: 1f c0 rjmp .+62 ; 0x3ea4 } else if(ch == STK_SET_DEVICE) { 3e66: 82 34 cpi r24, 0x42 ; 66 @@ -182,71 +182,77 @@ void watchdogReset() { // SET DEVICE EXT is ignored getNch(5); 3e72: 85 e0 ldi r24, 0x05 ; 5 - 3e74: bb d0 rcall .+374 ; 0x3fec - 3e76: 91 c0 rjmp .+290 ; 0x3f9a + 3e74: a5 d0 rcall .+330 ; 0x3fc0 + 3e76: 83 c0 rjmp .+262 ; 0x3f7e } else if(ch == STK_LOAD_ADDRESS) { 3e78: 85 35 cpi r24, 0x55 ; 85 - 3e7a: 81 f4 brne .+32 ; 0x3e9c + 3e7a: 79 f4 brne .+30 ; 0x3e9a // LOAD ADDRESS uint16_t newAddress; newAddress = getch(); - 3e7c: 99 d0 rcall .+306 ; 0x3fb0 + 3e7c: 8b d0 rcall .+278 ; 0x3f94 newAddress = (newAddress & 0xff) | (getch() << 8); - 3e7e: 08 2f mov r16, r24 - 3e80: 10 e0 ldi r17, 0x00 ; 0 - 3e82: 96 d0 rcall .+300 ; 0x3fb0 - 3e84: 90 e0 ldi r25, 0x00 ; 0 - 3e86: 98 2f mov r25, r24 - 3e88: 88 27 eor r24, r24 - 3e8a: 80 2b or r24, r16 - 3e8c: 91 2b or r25, r17 + 3e7e: e8 2e mov r14, r24 + 3e80: ff 24 eor r15, r15 + 3e82: 88 d0 rcall .+272 ; 0x3f94 + 3e84: 08 2f mov r16, r24 + 3e86: 10 e0 ldi r17, 0x00 ; 0 + 3e88: 10 2f mov r17, r16 + 3e8a: 00 27 eor r16, r16 + 3e8c: 0e 29 or r16, r14 + 3e8e: 1f 29 or r17, r15 #ifdef RAMPZ // Transfer top bit to RAMPZ RAMPZ = (newAddress & 0x8000) ? 1 : 0; #endif newAddress += newAddress; // Convert from word address to byte address - 3e8e: 88 0f add r24, r24 - 3e90: 99 1f adc r25, r25 + 3e90: 00 0f add r16, r16 + 3e92: 11 1f adc r17, r17 address = newAddress; - 3e92: 90 93 01 02 sts 0x0201, r25 - 3e96: 80 93 00 02 sts 0x0200, r24 - 3e9a: 7e c0 rjmp .+252 ; 0x3f98 verifySpace(); + 3e94: 8d d0 rcall .+282 ; 0x3fb0 + 3e96: 68 01 movw r12, r16 + 3e98: 72 c0 rjmp .+228 ; 0x3f7e } else if(ch == STK_UNIVERSAL) { - 3e9c: 86 35 cpi r24, 0x56 ; 86 - 3e9e: 29 f4 brne .+10 ; 0x3eaa + 3e9a: 86 35 cpi r24, 0x56 ; 86 + 3e9c: 29 f4 brne .+10 ; 0x3ea8 // UNIVERSAL command is ignored getNch(4); - 3ea0: 84 e0 ldi r24, 0x04 ; 4 - 3ea2: a4 d0 rcall .+328 ; 0x3fec + 3e9e: 84 e0 ldi r24, 0x04 ; 4 + 3ea0: 8f d0 rcall .+286 ; 0x3fc0 putch(0x00); - 3ea4: 80 e0 ldi r24, 0x00 ; 0 - 3ea6: 7c d0 rcall .+248 ; 0x3fa0 - 3ea8: 78 c0 rjmp .+240 ; 0x3f9a + 3ea2: 80 e0 ldi r24, 0x00 ; 0 + 3ea4: 6f d0 rcall .+222 ; 0x3f84 + 3ea6: 6b c0 rjmp .+214 ; 0x3f7e } /* Write memory, length is big endian and is in bytes */ else if(ch == STK_PROG_PAGE) { - 3eaa: 84 36 cpi r24, 0x64 ; 100 - 3eac: 09 f0 breq .+2 ; 0x3eb0 - 3eae: 4e c0 rjmp .+156 ; 0x3f4c + 3ea8: 84 36 cpi r24, 0x64 ; 100 + 3eaa: 09 f0 breq .+2 ; 0x3eae + 3eac: 42 c0 rjmp .+132 ; 0x3f32 // PROGRAM PAGE - we support flash programming only, not EEPROM uint8_t *bufPtr; uint16_t addrPtr; - getLen(); - 3eb0: 87 d0 rcall .+270 ; 0x3fc0 + getch(); /* getlen() */ + 3eae: 72 d0 rcall .+228 ; 0x3f94 + length = getch(); + 3eb0: 71 d0 rcall .+226 ; 0x3f94 + 3eb2: 08 2f mov r16, r24 + getch(); + 3eb4: 6f d0 rcall .+222 ; 0x3f94 // If we are in RWW section, immediately start page erase if (address < NRWWSTART) __boot_page_erase_short((uint16_t)(void*)address); - 3eb2: e0 91 00 02 lds r30, 0x0200 - 3eb6: f0 91 01 02 lds r31, 0x0201 + 3eb6: 80 e0 ldi r24, 0x00 ; 0 + 3eb8: c8 16 cp r12, r24 3eba: 88 e3 ldi r24, 0x38 ; 56 - 3ebc: e0 30 cpi r30, 0x00 ; 0 - 3ebe: f8 07 cpc r31, r24 - 3ec0: 18 f4 brcc .+6 ; 0x3ec8 - 3ec2: 83 e0 ldi r24, 0x03 ; 3 + 3ebc: d8 06 cpc r13, r24 + 3ebe: 20 f4 brcc .+8 ; 0x3ec8 + 3ec0: 83 e0 ldi r24, 0x03 ; 3 + 3ec2: f6 01 movw r30, r12 3ec4: 87 bf out 0x37, r24 ; 55 3ec6: e8 95 spm 3ec8: c0 e0 ldi r28, 0x00 ; 0 @@ -255,302 +261,301 @@ void watchdogReset() { // While that is going on, read in page contents bufPtr = buff; do *bufPtr++ = getch(); - 3ecc: 71 d0 rcall .+226 ; 0x3fb0 + 3ecc: 63 d0 rcall .+198 ; 0x3f94 3ece: 89 93 st Y+, r24 while (--length); - 3ed0: 80 91 02 02 lds r24, 0x0202 - 3ed4: 81 50 subi r24, 0x01 ; 1 - 3ed6: 80 93 02 02 sts 0x0202, r24 - 3eda: 88 23 and r24, r24 - 3edc: b9 f7 brne .-18 ; 0x3ecc + 3ed0: 0c 17 cp r16, r28 + 3ed2: e1 f7 brne .-8 ; 0x3ecc // If we are in NRWW section, page erase has to be delayed until now. // Todo: Take RAMPZ into account if (address >= NRWWSTART) __boot_page_erase_short((uint16_t)(void*)address); - 3ede: e0 91 00 02 lds r30, 0x0200 - 3ee2: f0 91 01 02 lds r31, 0x0201 - 3ee6: 88 e3 ldi r24, 0x38 ; 56 - 3ee8: e0 30 cpi r30, 0x00 ; 0 - 3eea: f8 07 cpc r31, r24 - 3eec: 18 f0 brcs .+6 ; 0x3ef4 - 3eee: 83 e0 ldi r24, 0x03 ; 3 - 3ef0: 87 bf out 0x37, r24 ; 55 - 3ef2: e8 95 spm + 3ed4: f0 e0 ldi r31, 0x00 ; 0 + 3ed6: cf 16 cp r12, r31 + 3ed8: f8 e3 ldi r31, 0x38 ; 56 + 3eda: df 06 cpc r13, r31 + 3edc: 20 f0 brcs .+8 ; 0x3ee6 + 3ede: 83 e0 ldi r24, 0x03 ; 3 + 3ee0: f6 01 movw r30, r12 + 3ee2: 87 bf out 0x37, r24 ; 55 + 3ee4: e8 95 spm // Read command terminator, start reply verifySpace(); - 3ef4: 75 d0 rcall .+234 ; 0x3fe0 + 3ee6: 64 d0 rcall .+200 ; 0x3fb0 // If only a partial page is to be programmed, the erase might not be complete. // So check that here boot_spm_busy_wait(); - 3ef6: 07 b6 in r0, 0x37 ; 55 - 3ef8: 00 fc sbrc r0, 0 - 3efa: fd cf rjmp .-6 ; 0x3ef6 - } -#endif - - // Copy buffer into programming buffer + 3ee8: 07 b6 in r0, 0x37 ; 55 + 3eea: 00 fc sbrc r0, 0 + 3eec: fd cf rjmp .-6 ; 0x3ee8 + 3eee: a6 01 movw r20, r12 + 3ef0: a0 e0 ldi r26, 0x00 ; 0 + 3ef2: b1 e0 ldi r27, 0x01 ; 1 bufPtr = buff; addrPtr = (uint16_t)(void*)address; - 3efc: 40 91 00 02 lds r20, 0x0200 - 3f00: 50 91 01 02 lds r21, 0x0201 - 3f04: a0 e0 ldi r26, 0x00 ; 0 - 3f06: b1 e0 ldi r27, 0x01 ; 1 ch = SPM_PAGESIZE / 2; do { uint16_t a; a = *bufPtr++; - 3f08: 2c 91 ld r18, X - 3f0a: 30 e0 ldi r19, 0x00 ; 0 + 3ef4: 2c 91 ld r18, X + 3ef6: 30 e0 ldi r19, 0x00 ; 0 a |= (*bufPtr++) << 8; - 3f0c: 11 96 adiw r26, 0x01 ; 1 - 3f0e: 8c 91 ld r24, X - 3f10: 11 97 sbiw r26, 0x01 ; 1 - 3f12: 90 e0 ldi r25, 0x00 ; 0 - 3f14: 98 2f mov r25, r24 - 3f16: 88 27 eor r24, r24 - 3f18: 82 2b or r24, r18 - 3f1a: 93 2b or r25, r19 + 3ef8: 11 96 adiw r26, 0x01 ; 1 + 3efa: 8c 91 ld r24, X + 3efc: 11 97 sbiw r26, 0x01 ; 1 + 3efe: 90 e0 ldi r25, 0x00 ; 0 + 3f00: 98 2f mov r25, r24 + 3f02: 88 27 eor r24, r24 + 3f04: 82 2b or r24, r18 + 3f06: 93 2b or r25, r19 #define rstVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+4)) #define wdtVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+6)) #endif /* main program starts here */ int main(void) { - 3f1c: 12 96 adiw r26, 0x02 ; 2 + 3f08: 12 96 adiw r26, 0x02 ; 2 ch = SPM_PAGESIZE / 2; do { uint16_t a; a = *bufPtr++; a |= (*bufPtr++) << 8; __boot_page_fill_short((uint16_t)(void*)addrPtr,a); - 3f1e: fa 01 movw r30, r20 - 3f20: 0c 01 movw r0, r24 - 3f22: d7 be out 0x37, r13 ; 55 - 3f24: e8 95 spm - 3f26: 11 24 eor r1, r1 + 3f0a: fa 01 movw r30, r20 + 3f0c: 0c 01 movw r0, r24 + 3f0e: 97 be out 0x37, r9 ; 55 + 3f10: e8 95 spm + 3f12: 11 24 eor r1, r1 addrPtr += 2; - 3f28: 4e 5f subi r20, 0xFE ; 254 - 3f2a: 5f 4f sbci r21, 0xFF ; 255 + 3f14: 4e 5f subi r20, 0xFE ; 254 + 3f16: 5f 4f sbci r21, 0xFF ; 255 } while (--ch); - 3f2c: f1 e0 ldi r31, 0x01 ; 1 - 3f2e: a0 38 cpi r26, 0x80 ; 128 - 3f30: bf 07 cpc r27, r31 - 3f32: 51 f7 brne .-44 ; 0x3f08 + 3f18: f1 e0 ldi r31, 0x01 ; 1 + 3f1a: a0 38 cpi r26, 0x80 ; 128 + 3f1c: bf 07 cpc r27, r31 + 3f1e: 51 f7 brne .-44 ; 0x3ef4 // Write from programming buffer __boot_page_write_short((uint16_t)(void*)address); - 3f34: e0 91 00 02 lds r30, 0x0200 - 3f38: f0 91 01 02 lds r31, 0x0201 - 3f3c: e7 be out 0x37, r14 ; 55 - 3f3e: e8 95 spm + 3f20: f6 01 movw r30, r12 + 3f22: a7 be out 0x37, r10 ; 55 + 3f24: e8 95 spm boot_spm_busy_wait(); - 3f40: 07 b6 in r0, 0x37 ; 55 - 3f42: 00 fc sbrc r0, 0 - 3f44: fd cf rjmp .-6 ; 0x3f40 + 3f26: 07 b6 in r0, 0x37 ; 55 + 3f28: 00 fc sbrc r0, 0 + 3f2a: fd cf rjmp .-6 ; 0x3f26 #if defined(RWWSRE) // Reenable read access to flash boot_rww_enable(); - 3f46: f7 be out 0x37, r15 ; 55 - 3f48: e8 95 spm - 3f4a: 27 c0 rjmp .+78 ; 0x3f9a + 3f2c: b7 be out 0x37, r11 ; 55 + 3f2e: e8 95 spm + 3f30: 26 c0 rjmp .+76 ; 0x3f7e #endif } /* Read memory block mode, length is big endian. */ else if(ch == STK_READ_PAGE) { - 3f4c: 84 37 cpi r24, 0x74 ; 116 - 3f4e: b9 f4 brne .+46 ; 0x3f7e + 3f32: 84 37 cpi r24, 0x74 ; 116 + 3f34: b1 f4 brne .+44 ; 0x3f62 // READ PAGE - we only read flash - getLen(); - 3f50: 37 d0 rcall .+110 ; 0x3fc0 + getch(); /* getlen() */ + 3f36: 2e d0 rcall .+92 ; 0x3f94 + length = getch(); + 3f38: 2d d0 rcall .+90 ; 0x3f94 + 3f3a: f8 2e mov r15, r24 + getch(); + 3f3c: 2b d0 rcall .+86 ; 0x3f94 + verifySpace(); - 3f52: 46 d0 rcall .+140 ; 0x3fe0 + 3f3e: 38 d0 rcall .+112 ; 0x3fb0 + 3f40: f6 01 movw r30, r12 + 3f42: ef 2c mov r14, r15 putch(result); address++; } while (--length); #else do putch(pgm_read_byte_near(address++)); - 3f54: e0 91 00 02 lds r30, 0x0200 - 3f58: f0 91 01 02 lds r31, 0x0201 - 3f5c: 31 96 adiw r30, 0x01 ; 1 - 3f5e: f0 93 01 02 sts 0x0201, r31 - 3f62: e0 93 00 02 sts 0x0200, r30 - 3f66: 31 97 sbiw r30, 0x01 ; 1 - 3f68: e4 91 lpm r30, Z+ - 3f6a: 8e 2f mov r24, r30 - 3f6c: 19 d0 rcall .+50 ; 0x3fa0 + 3f44: 8f 01 movw r16, r30 + 3f46: 0f 5f subi r16, 0xFF ; 255 + 3f48: 1f 4f sbci r17, 0xFF ; 255 + 3f4a: 84 91 lpm r24, Z+ + 3f4c: 1b d0 rcall .+54 ; 0x3f84 while (--length); - 3f6e: 80 91 02 02 lds r24, 0x0202 - 3f72: 81 50 subi r24, 0x01 ; 1 - 3f74: 80 93 02 02 sts 0x0202, r24 - 3f78: 88 23 and r24, r24 - 3f7a: 61 f7 brne .-40 ; 0x3f54 - 3f7c: 0e c0 rjmp .+28 ; 0x3f9a + 3f4e: ea 94 dec r14 + 3f50: f8 01 movw r30, r16 + 3f52: c1 f7 brne .-16 ; 0x3f44 +#define rstVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+4)) +#define wdtVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+6)) +#endif + +/* main program starts here */ +int main(void) { + 3f54: 08 94 sec + 3f56: c1 1c adc r12, r1 + 3f58: d1 1c adc r13, r1 + 3f5a: fa 94 dec r15 + 3f5c: cf 0c add r12, r15 + 3f5e: d1 1c adc r13, r1 + 3f60: 0e c0 rjmp .+28 ; 0x3f7e #endif #endif } /* Get device signature bytes */ else if(ch == STK_READ_SIGN) { - 3f7e: 85 37 cpi r24, 0x75 ; 117 - 3f80: 39 f4 brne .+14 ; 0x3f90 + 3f62: 85 37 cpi r24, 0x75 ; 117 + 3f64: 39 f4 brne .+14 ; 0x3f74 // READ SIGN - return what Avrdude wants to hear verifySpace(); - 3f82: 2e d0 rcall .+92 ; 0x3fe0 + 3f66: 24 d0 rcall .+72 ; 0x3fb0 putch(SIGNATURE_0); - 3f84: 8e e1 ldi r24, 0x1E ; 30 - 3f86: 0c d0 rcall .+24 ; 0x3fa0 + 3f68: 8e e1 ldi r24, 0x1E ; 30 + 3f6a: 0c d0 rcall .+24 ; 0x3f84 putch(SIGNATURE_1); - 3f88: 84 e9 ldi r24, 0x94 ; 148 - 3f8a: 0a d0 rcall .+20 ; 0x3fa0 + 3f6c: 84 e9 ldi r24, 0x94 ; 148 + 3f6e: 0a d0 rcall .+20 ; 0x3f84 putch(SIGNATURE_2); - 3f8c: 86 e0 ldi r24, 0x06 ; 6 - 3f8e: 8b cf rjmp .-234 ; 0x3ea6 + 3f70: 86 e0 ldi r24, 0x06 ; 6 + 3f72: 98 cf rjmp .-208 ; 0x3ea4 } else if (ch == 'Q') { - 3f90: 81 35 cpi r24, 0x51 ; 81 - 3f92: 11 f4 brne .+4 ; 0x3f98 + 3f74: 81 35 cpi r24, 0x51 ; 81 + 3f76: 11 f4 brne .+4 ; 0x3f7c // Adaboot no-wait mod watchdogConfig(WATCHDOG_16MS); - 3f94: 88 e0 ldi r24, 0x08 ; 8 - 3f96: 19 d0 rcall .+50 ; 0x3fca + 3f78: 88 e0 ldi r24, 0x08 ; 8 + 3f7a: 14 d0 rcall .+40 ; 0x3fa4 verifySpace(); } else { // This covers the response to commands like STK_ENTER_PROGMODE verifySpace(); - 3f98: 23 d0 rcall .+70 ; 0x3fe0 + 3f7c: 19 d0 rcall .+50 ; 0x3fb0 } putch(STK_OK); - 3f9a: 80 e1 ldi r24, 0x10 ; 16 - 3f9c: 01 d0 rcall .+2 ; 0x3fa0 - 3f9e: 5c cf rjmp .-328 ; 0x3e58 + 3f7e: 80 e1 ldi r24, 0x10 ; 16 + 3f80: 01 d0 rcall .+2 ; 0x3f84 + 3f82: 6a cf rjmp .-300 ; 0x3e58 -00003fa0 : +00003f84 : } } void putch(char ch) { - 3fa0: 98 2f mov r25, r24 + 3f84: 98 2f mov r25, r24 #ifndef SOFT_UART while (!(UCSR0A & _BV(UDRE0))); - 3fa2: 80 91 c0 00 lds r24, 0x00C0 - 3fa6: 85 ff sbrs r24, 5 - 3fa8: fc cf rjmp .-8 ; 0x3fa2 + 3f86: 80 91 c0 00 lds r24, 0x00C0 + 3f8a: 85 ff sbrs r24, 5 + 3f8c: fc cf rjmp .-8 ; 0x3f86 UDR0 = ch; - 3faa: 90 93 c6 00 sts 0x00C6, r25 + 3f8e: 90 93 c6 00 sts 0x00C6, r25 [uartBit] "I" (UART_TX_BIT) : "r25" ); #endif } - 3fae: 08 95 ret + 3f92: 08 95 ret -00003fb0 : - return getch(); +00003f94 : } +#endif // Watchdog functions. These are only safe with interrupts turned off. void watchdogReset() { __asm__ __volatile__ ( - 3fb0: a8 95 wdr + 3f94: a8 95 wdr [uartBit] "I" (UART_RX_BIT) : "r25" ); #else while(!(UCSR0A & _BV(RXC0))); - 3fb2: 80 91 c0 00 lds r24, 0x00C0 - 3fb6: 87 ff sbrs r24, 7 - 3fb8: fc cf rjmp .-8 ; 0x3fb2 + 3f96: 80 91 c0 00 lds r24, 0x00C0 + 3f9a: 87 ff sbrs r24, 7 + 3f9c: fc cf rjmp .-8 ; 0x3f96 ch = UDR0; - 3fba: 80 91 c6 00 lds r24, 0x00C6 + 3f9e: 80 91 c6 00 lds r24, 0x00C6 LED_PIN |= _BV(LED); #endif #endif return ch; } - 3fbe: 08 95 ret - -00003fc0 : - } while (--count); -} -#endif - -uint8_t getLen() { - getch(); - 3fc0: f7 df rcall .-18 ; 0x3fb0 - length = getch(); - 3fc2: f6 df rcall .-20 ; 0x3fb0 - 3fc4: 80 93 02 02 sts 0x0202, r24 - return getch(); -} - 3fc8: f3 cf rjmp .-26 ; 0x3fb0 + 3fa2: 08 95 ret -00003fca : +00003fa4 : "wdr\n" ); } void watchdogConfig(uint8_t x) { WDTCSR = _BV(WDCE) | _BV(WDE); - 3fca: e0 e6 ldi r30, 0x60 ; 96 - 3fcc: f0 e0 ldi r31, 0x00 ; 0 - 3fce: 98 e1 ldi r25, 0x18 ; 24 - 3fd0: 90 83 st Z, r25 + 3fa4: e0 e6 ldi r30, 0x60 ; 96 + 3fa6: f0 e0 ldi r31, 0x00 ; 0 + 3fa8: 98 e1 ldi r25, 0x18 ; 24 + 3faa: 90 83 st Z, r25 WDTCSR = x; - 3fd2: 80 83 st Z, r24 + 3fac: 80 83 st Z, r24 } - 3fd4: 08 95 ret - -00003fd6 : - -void appStart() { - watchdogConfig(WATCHDOG_OFF); - 3fd6: 80 e0 ldi r24, 0x00 ; 0 - 3fd8: f8 df rcall .-16 ; 0x3fca - __asm__ __volatile__ ( - 3fda: ee 27 eor r30, r30 - 3fdc: ff 27 eor r31, r31 - 3fde: 09 94 ijmp + 3fae: 08 95 ret -00003fe0 : +00003fb0 : do getch(); while (--count); verifySpace(); } void verifySpace() { - if (getch() != CRC_EOP) appStart(); - 3fe0: e7 df rcall .-50 ; 0x3fb0 - 3fe2: 80 32 cpi r24, 0x20 ; 32 - 3fe4: 09 f0 breq .+2 ; 0x3fe8 - 3fe6: f7 df rcall .-18 ; 0x3fd6 + if (getch() != CRC_EOP) { + 3fb0: f1 df rcall .-30 ; 0x3f94 + 3fb2: 80 32 cpi r24, 0x20 ; 32 + 3fb4: 19 f0 breq .+6 ; 0x3fbc + watchdogConfig(WATCHDOG_16MS); // shorten WD timeout + 3fb6: 88 e0 ldi r24, 0x08 ; 8 + 3fb8: f5 df rcall .-22 ; 0x3fa4 + 3fba: ff cf rjmp .-2 ; 0x3fba + while (1) // and busy-loop so that WD causes + ; // a reset and app start. + } putch(STK_INSYNC); - 3fe8: 84 e1 ldi r24, 0x14 ; 20 + 3fbc: 84 e1 ldi r24, 0x14 ; 20 } - 3fea: da cf rjmp .-76 ; 0x3fa0 + 3fbe: e2 cf rjmp .-60 ; 0x3f84 -00003fec : +00003fc0 : ::[count] "M" (UART_B_VALUE) ); } #endif void getNch(uint8_t count) { - 3fec: 1f 93 push r17 - 3fee: 18 2f mov r17, r24 + 3fc0: 1f 93 push r17 + 3fc2: 18 2f mov r17, r24 do getch(); while (--count); - 3ff0: df df rcall .-66 ; 0x3fb0 - 3ff2: 11 50 subi r17, 0x01 ; 1 - 3ff4: e9 f7 brne .-6 ; 0x3ff0 + 3fc4: e7 df rcall .-50 ; 0x3f94 + 3fc6: 11 50 subi r17, 0x01 ; 1 + 3fc8: e9 f7 brne .-6 ; 0x3fc4 verifySpace(); - 3ff6: f4 df rcall .-24 ; 0x3fe0 + 3fca: f2 df rcall .-28 ; 0x3fb0 +} + 3fcc: 1f 91 pop r17 + 3fce: 08 95 ret + +00003fd0 : + WDTCSR = _BV(WDCE) | _BV(WDE); + WDTCSR = x; } - 3ff8: 1f 91 pop r17 - 3ffa: 08 95 ret + +void appStart() { + watchdogConfig(WATCHDOG_OFF); + 3fd0: 80 e0 ldi r24, 0x00 ; 0 + 3fd2: e8 df rcall .-48 ; 0x3fa4 + __asm__ __volatile__ ( + 3fd4: ee 27 eor r30, r30 + 3fd6: ff 27 eor r31, r31 + 3fd8: 09 94 ijmp diff --git a/bootloaders/optiboot/optiboot_luminet.hex b/bootloaders/optiboot/optiboot_luminet.hex index 0f901f4..843b2ef 100644 --- a/bootloaders/optiboot/optiboot_luminet.hex +++ b/bootloaders/optiboot/optiboot_luminet.hex @@ -1,42 +1,39 @@ -:10000000112484B714BE81FF22D185E08EBD8EE01D -:100010001AD1D49AD29A86E023EC3FEF91E03DBD0D +:10000000112484B714BE81FF18D185E08EBD8EE027 +:1000100000D1D49AD29A86E023EC3FEF91E03DBD27 :100020002CBD9BB9589BFECFCC9AA8958150B9F7AF -:10003000DD24D39485E0C82E0FE7F02E1EECE12ED0 -:10004000E9D0813421F481E00DD183E020C08234F5 -:1000500011F484E103C0853419F485E003D1C8C0EC -:10006000853581F4D7D0082F10E0D4D090E0982FB8 -:100070008827802B912B880F991F90938101809363 -:100080008001B5C0863529F484E0ECD080E0B3D09F -:10009000AFC0843609F06BC0D1D0C0E0D1E0BAD097 -:1000A0008993809182018150809382018823B9F7DE -:1000B000E0918001F091810183E087BFE895CCD089 -:1000C00007B600FCFDCF8091800190918101892BC2 -:1000D00041F5809100012091010130E0322F22276B -:1000E00090E0282B392B3093850120938401409197 -:1000F00008018091090190E0982F882750E0842B17 -:10010000952B909387018093860124503040209353 -:100110000801232F332720930901F0920001E09278 -:1001200001014091800150918101A0E0B1E02C914A -:1001300030E011968C91119790E0982F8827822BB0 -:10014000932B1296FA010C01D7BEE89511244E5F4D -:100150005F4FF1E0A034BF0751F7E0918001F091CB -:100160008101C7BEE89507B600FCFDCF41C08437CA -:1001700089F564D071D0E0918001F09181013097D0 -:1001800019F42091840113C0E130F10519F4209194 -:1001900085010DC0E830F10519F42091860107C0F2 -:1001A000E930F10519F42091870101C02491809173 -:1001B000800190918101019690938101809380014B -:1001C000822F19D0809182018150809382018823EF -:1001D00091F60EC0853739F43FD08EE10CD083E91B -:1001E0000AD08CE054CF813511F488E02CD034D083 -:1001F00080E101D025CF2AE030E08095089410F40A -:10020000DA9802C0DA9A000015D014D086952A95A3 -:10021000B1F70895A89529E030E0CB99FECF0AD038 -:1002200009D008D08894CB9908942A9511F0879525 -:10023000F7CF08959EE09A95F1F70895EBDFEADF96 -:1002400080938201E7CF98E191BD81BD089580E060 -:10025000FADFE4E0FF270994DDDF803209F0F7DF01 -:1002600084E1C9CF1F93182FD5DF1150E9F7F4DFD0 -:040270001F9108953D +:10003000BB24B39425E0A22E9FE7D92E8EECC82EC8 +:10004000D4D0813421F481E0F0D083E0B5C0823493 +:1000500011F484E103C0853419F485E0E6D0B3C01F +:10006000853569F4C2D0E82EFF24BFD0082F10E0F8 +:10007000102F00270E291F29000F111FA3C086353E +:1000800021F484E0D2D080E097C0843609F060C0CB +:10009000ACD0ABD0F82EA9D0C0E0D1E0A6D08993E7 +:1000A000FC16E1F783E0F80187BFE895B6D007B604 +:1000B00000FCFDCF0115110511F0A8012AC08091A7 +:1000C00000012091010130E0322F222790E0282BFF +:1000D000392B309385012093840140910801809150 +:1000E000090190E0982F882750E0842B952B90935E +:1000F0008701809386012450304020930801232FEC +:10010000332720930901D0920001C092010140E001 +:1001100050E0A0E0B1E02C9130E011968C91119765 +:1001200090E0982F8827822B932B1296FA010C01CE +:10013000B7BEE89511244E5F5F4FF1E0A034BF07D2 +:1001400051F7F801A7BEE89507B600FCFDCF3BC00C +:10015000843751F54AD049D0F82E47D05ED0E80117 +:10016000EF2C209719F48091840114C0C130D1057F +:1001700019F4809185010EC0C830D10519F4809121 +:10018000860108C0C930D10519F48091870102C0E9 +:10019000FE01849121961AD0EA9419F70F5F1F4F40 +:1001A000FA940F0D111D0FC0853741F436D08EE142 +:1001B0000DD083E90BD08CE009D005C0813511F456 +:1001C00088E027D02AD080E101D03ACF2AE030E081 +:1001D0008095089410F4DA9802C0DA9A000015D0DD +:1001E00014D086952A95B1F70895A89529E030E0B6 +:1001F000CB99FECF0AD009D008D08894CB99089427 +:100200002A9511F08795F7CF08959EE09A95F1F71A +:10021000089598E191BD81BD0895E7DF803219F01E +:1002200088E0F7DFFFCF84E1D1CF1F93182FDDDF08 +:100230001150E9F7F2DF1F91089580E0EADFE4E072 +:04024000FF270994F7 :021EFE000104DD :00000001FF diff --git a/bootloaders/optiboot/optiboot_luminet.lst b/bootloaders/optiboot/optiboot_luminet.lst index 1be7e4f..8333670 100644 --- a/bootloaders/optiboot/optiboot_luminet.lst +++ b/bootloaders/optiboot/optiboot_luminet.lst @@ -3,27 +3,27 @@ optiboot_luminet.elf: file format elf32-avr Sections: Idx Name Size VMA LMA File off Algn - 0 .version 00000002 00001efe 00001efe 000002c8 2**0 + 0 .version 00000002 00001efe 00001efe 00000298 2**0 CONTENTS, READONLY - 1 .text 00000274 00000000 00000000 00000054 2**1 + 1 .text 00000244 00000000 00000000 00000054 2**1 CONTENTS, ALLOC, LOAD, READONLY, CODE - 2 .debug_aranges 00000028 00000000 00000000 000002ca 2**0 + 2 .debug_aranges 00000028 00000000 00000000 0000029a 2**0 CONTENTS, READONLY, DEBUGGING - 3 .debug_pubnames 00000078 00000000 00000000 000002f2 2**0 + 3 .debug_pubnames 0000006d 00000000 00000000 000002c2 2**0 CONTENTS, READONLY, DEBUGGING - 4 .debug_info 000002a5 00000000 00000000 0000036a 2**0 + 4 .debug_info 000002b0 00000000 00000000 0000032f 2**0 CONTENTS, READONLY, DEBUGGING - 5 .debug_abbrev 0000019d 00000000 00000000 0000060f 2**0 + 5 .debug_abbrev 00000197 00000000 00000000 000005df 2**0 CONTENTS, READONLY, DEBUGGING - 6 .debug_line 000004ac 00000000 00000000 000007ac 2**0 + 6 .debug_line 000004a7 00000000 00000000 00000776 2**0 CONTENTS, READONLY, DEBUGGING - 7 .debug_frame 000000a0 00000000 00000000 00000c58 2**2 + 7 .debug_frame 00000090 00000000 00000000 00000c20 2**2 CONTENTS, READONLY, DEBUGGING - 8 .debug_str 00000150 00000000 00000000 00000cf8 2**0 + 8 .debug_str 00000158 00000000 00000000 00000cb0 2**0 CONTENTS, READONLY, DEBUGGING - 9 .debug_loc 00000194 00000000 00000000 00000e48 2**0 + 9 .debug_loc 00000268 00000000 00000000 00000e08 2**0 CONTENTS, READONLY, DEBUGGING - 10 .debug_ranges 00000088 00000000 00000000 00000fdc 2**0 + 10 .debug_ranges 00000080 00000000 00000000 00001070 2**0 CONTENTS, READONLY, DEBUGGING Disassembly of section .text: @@ -47,7 +47,7 @@ int main(void) { 4: 14 be out 0x34, r1 ; 52 if (!(ch & _BV(EXTRF))) appStart(); 6: 81 ff sbrs r24, 1 - 8: 22 d1 rcall .+580 ; 0x24e + 8: 18 d1 rcall .+560 ; 0x23a #if LED_START_FLASHES > 0 // Set up Timer 1 for timeout counter @@ -61,7 +61,7 @@ int main(void) { // Set up watchdog to trigger after 500ms watchdogConfig(WATCHDOG_1S); e: 8e e0 ldi r24, 0x0E ; 14 - 10: 1a d1 rcall .+564 ; 0x246 + 10: 00 d1 rcall .+512 ; 0x212 /* Set LED pin as output */ LED_DDR |= _BV(LED); @@ -100,8 +100,8 @@ void flash_led(uint8_t count) { #else LED_PIN |= _BV(LED); 28: cc 9a sbi 0x19, 4 ; 25 - return getch(); } +#endif // Watchdog functions. These are only safe with interrupts turned off. void watchdogReset() { @@ -121,34 +121,34 @@ void watchdogReset() { if(ch == STK_GET_PARAMETER) { // GET PARAMETER returns a generic 0x03 reply - enough to keep Avrdude happy getNch(1); - 30: dd 24 eor r13, r13 - 32: d3 94 inc r13 + 30: bb 24 eor r11, r11 + 32: b3 94 inc r11 __boot_page_fill_short((uint16_t)(void*)addrPtr,a); addrPtr += 2; } while (--ch); // Write from programming buffer __boot_page_write_short((uint16_t)(void*)address); - 34: 85 e0 ldi r24, 0x05 ; 5 - 36: c8 2e mov r12, r24 + 34: 25 e0 ldi r18, 0x05 ; 5 + 36: a2 2e mov r10, r18 vect -= 4; // Instruction is a relative jump (rjmp), so recalculate. buff[8] = vect & 0xff; buff[9] = vect >> 8; // Add jump to bootloader at RESET vector buff[0] = 0x7f; - 38: 0f e7 ldi r16, 0x7F ; 127 - 3a: f0 2e mov r15, r16 + 38: 9f e7 ldi r25, 0x7F ; 127 + 3a: d9 2e mov r13, r25 buff[1] = 0xce; // rjmp 0x1d00 instruction - 3c: 1e ec ldi r17, 0xCE ; 206 - 3e: e1 2e mov r14, r17 + 3c: 8e ec ldi r24, 0xCE ; 206 + 3e: c8 2e mov r12, r24 #endif /* Forever loop */ for (;;) { /* get character from UART */ ch = getch(); - 40: e9 d0 rcall .+466 ; 0x214 + 40: d4 d0 rcall .+424 ; 0x1ea if(ch == STK_GET_PARAMETER) { 42: 81 34 cpi r24, 0x41 ; 65 @@ -156,10 +156,10 @@ void watchdogReset() { // GET PARAMETER returns a generic 0x03 reply - enough to keep Avrdude happy getNch(1); 46: 81 e0 ldi r24, 0x01 ; 1 - 48: 0d d1 rcall .+538 ; 0x264 + 48: f0 d0 rcall .+480 ; 0x22a putch(0x03); 4a: 83 e0 ldi r24, 0x03 ; 3 - 4c: 20 c0 rjmp .+64 ; 0x8e <__SREG__+0x4f> + 4c: b5 c0 rjmp .+362 ; 0x1b8 <__SREG__+0x179> } else if(ch == STK_SET_DEVICE) { 4e: 82 34 cpi r24, 0x42 ; 66 @@ -175,450 +175,450 @@ void watchdogReset() { // SET DEVICE EXT is ignored getNch(5); 5a: 85 e0 ldi r24, 0x05 ; 5 - 5c: 03 d1 rcall .+518 ; 0x264 - 5e: c8 c0 rjmp .+400 ; 0x1f0 <__SREG__+0x1b1> + 5c: e6 d0 rcall .+460 ; 0x22a + 5e: b3 c0 rjmp .+358 ; 0x1c6 <__SREG__+0x187> } else if(ch == STK_LOAD_ADDRESS) { 60: 85 35 cpi r24, 0x55 ; 85 - 62: 81 f4 brne .+32 ; 0x84 <__SREG__+0x45> + 62: 69 f4 brne .+26 ; 0x7e <__SREG__+0x3f> // LOAD ADDRESS uint16_t newAddress; newAddress = getch(); - 64: d7 d0 rcall .+430 ; 0x214 + 64: c2 d0 rcall .+388 ; 0x1ea newAddress = (newAddress & 0xff) | (getch() << 8); - 66: 08 2f mov r16, r24 - 68: 10 e0 ldi r17, 0x00 ; 0 - 6a: d4 d0 rcall .+424 ; 0x214 - 6c: 90 e0 ldi r25, 0x00 ; 0 - 6e: 98 2f mov r25, r24 - 70: 88 27 eor r24, r24 - 72: 80 2b or r24, r16 - 74: 91 2b or r25, r17 + 66: e8 2e mov r14, r24 + 68: ff 24 eor r15, r15 + 6a: bf d0 rcall .+382 ; 0x1ea + 6c: 08 2f mov r16, r24 + 6e: 10 e0 ldi r17, 0x00 ; 0 + 70: 10 2f mov r17, r16 + 72: 00 27 eor r16, r16 + 74: 0e 29 or r16, r14 + 76: 1f 29 or r17, r15 #ifdef RAMPZ // Transfer top bit to RAMPZ RAMPZ = (newAddress & 0x8000) ? 1 : 0; #endif newAddress += newAddress; // Convert from word address to byte address - 76: 88 0f add r24, r24 - 78: 99 1f adc r25, r25 + 78: 00 0f add r16, r16 + 7a: 11 1f adc r17, r17 + 7c: a3 c0 rjmp .+326 ; 0x1c4 <__SREG__+0x185> address = newAddress; - 7a: 90 93 81 01 sts 0x0181, r25 - 7e: 80 93 80 01 sts 0x0180, r24 - 82: b5 c0 rjmp .+362 ; 0x1ee <__SREG__+0x1af> verifySpace(); } else if(ch == STK_UNIVERSAL) { - 84: 86 35 cpi r24, 0x56 ; 86 - 86: 29 f4 brne .+10 ; 0x92 <__SREG__+0x53> + 7e: 86 35 cpi r24, 0x56 ; 86 + 80: 21 f4 brne .+8 ; 0x8a <__SREG__+0x4b> // UNIVERSAL command is ignored getNch(4); - 88: 84 e0 ldi r24, 0x04 ; 4 - 8a: ec d0 rcall .+472 ; 0x264 + 82: 84 e0 ldi r24, 0x04 ; 4 + 84: d2 d0 rcall .+420 ; 0x22a putch(0x00); - 8c: 80 e0 ldi r24, 0x00 ; 0 - 8e: b3 d0 rcall .+358 ; 0x1f6 - 90: af c0 rjmp .+350 ; 0x1f0 <__SREG__+0x1b1> + 86: 80 e0 ldi r24, 0x00 ; 0 + 88: 97 c0 rjmp .+302 ; 0x1b8 <__SREG__+0x179> } /* Write memory, length is big endian and is in bytes */ else if(ch == STK_PROG_PAGE) { - 92: 84 36 cpi r24, 0x64 ; 100 - 94: 09 f0 breq .+2 ; 0x98 <__SREG__+0x59> - 96: 6b c0 rjmp .+214 ; 0x16e <__SREG__+0x12f> + 8a: 84 36 cpi r24, 0x64 ; 100 + 8c: 09 f0 breq .+2 ; 0x90 <__SREG__+0x51> + 8e: 60 c0 rjmp .+192 ; 0x150 <__SREG__+0x111> // PROGRAM PAGE - we support flash programming only, not EEPROM uint8_t *bufPtr; uint16_t addrPtr; - getLen(); - 98: d1 d0 rcall .+418 ; 0x23c - 9a: c0 e0 ldi r28, 0x00 ; 0 - 9c: d1 e0 ldi r29, 0x01 ; 1 + getch(); /* getlen() */ + 90: ac d0 rcall .+344 ; 0x1ea + length = getch(); + 92: ab d0 rcall .+342 ; 0x1ea + 94: f8 2e mov r15, r24 + getch(); + 96: a9 d0 rcall .+338 ; 0x1ea + 98: c0 e0 ldi r28, 0x00 ; 0 + 9a: d1 e0 ldi r29, 0x01 ; 1 // If we are in RWW section, immediately start page erase if (address < NRWWSTART) __boot_page_erase_short((uint16_t)(void*)address); // While that is going on, read in page contents bufPtr = buff; do *bufPtr++ = getch(); - 9e: ba d0 rcall .+372 ; 0x214 - a0: 89 93 st Y+, r24 + 9c: a6 d0 rcall .+332 ; 0x1ea + 9e: 89 93 st Y+, r24 while (--length); - a2: 80 91 82 01 lds r24, 0x0182 - a6: 81 50 subi r24, 0x01 ; 1 - a8: 80 93 82 01 sts 0x0182, r24 - ac: 88 23 and r24, r24 - ae: b9 f7 brne .-18 ; 0x9e <__SREG__+0x5f> + a0: fc 16 cp r15, r28 + a2: e1 f7 brne .-8 ; 0x9c <__SREG__+0x5d> // If we are in NRWW section, page erase has to be delayed until now. // Todo: Take RAMPZ into account if (address >= NRWWSTART) __boot_page_erase_short((uint16_t)(void*)address); - b0: e0 91 80 01 lds r30, 0x0180 - b4: f0 91 81 01 lds r31, 0x0181 - b8: 83 e0 ldi r24, 0x03 ; 3 - ba: 87 bf out 0x37, r24 ; 55 - bc: e8 95 spm + a4: 83 e0 ldi r24, 0x03 ; 3 + a6: f8 01 movw r30, r16 + a8: 87 bf out 0x37, r24 ; 55 + aa: e8 95 spm // Read command terminator, start reply verifySpace(); - be: cc d0 rcall .+408 ; 0x258 + ac: b6 d0 rcall .+364 ; 0x21a // If only a partial page is to be programmed, the erase might not be complete. // So check that here boot_spm_busy_wait(); - c0: 07 b6 in r0, 0x37 ; 55 - c2: 00 fc sbrc r0, 0 - c4: fd cf rjmp .-6 ; 0xc0 <__SREG__+0x81> + ae: 07 b6 in r0, 0x37 ; 55 + b0: 00 fc sbrc r0, 0 + b2: fd cf rjmp .-6 ; 0xae <__SREG__+0x6f> #ifdef VIRTUAL_BOOT_PARTITION if ((uint16_t)(void*)address == 0) { - c6: 80 91 80 01 lds r24, 0x0180 - ca: 90 91 81 01 lds r25, 0x0181 - ce: 89 2b or r24, r25 - d0: 41 f5 brne .+80 ; 0x122 <__SREG__+0xe3> + b4: 01 15 cp r16, r1 + b6: 11 05 cpc r17, r1 + b8: 11 f0 breq .+4 ; 0xbe <__SREG__+0x7f> + ba: a8 01 movw r20, r16 + bc: 2a c0 rjmp .+84 ; 0x112 <__SREG__+0xd3> // This is the reset vector page. We need to live-patch the code so the // bootloader runs. // // Move RESET vector to WDT vector uint16_t vect = buff[0] | (buff[1]<<8); - d2: 80 91 00 01 lds r24, 0x0100 - d6: 20 91 01 01 lds r18, 0x0101 - da: 30 e0 ldi r19, 0x00 ; 0 - dc: 32 2f mov r19, r18 - de: 22 27 eor r18, r18 - e0: 90 e0 ldi r25, 0x00 ; 0 - e2: 28 2b or r18, r24 - e4: 39 2b or r19, r25 + be: 80 91 00 01 lds r24, 0x0100 + c2: 20 91 01 01 lds r18, 0x0101 + c6: 30 e0 ldi r19, 0x00 ; 0 + c8: 32 2f mov r19, r18 + ca: 22 27 eor r18, r18 + cc: 90 e0 ldi r25, 0x00 ; 0 + ce: 28 2b or r18, r24 + d0: 39 2b or r19, r25 rstVect = vect; - e6: 30 93 85 01 sts 0x0185, r19 - ea: 20 93 84 01 sts 0x0184, r18 + d2: 30 93 85 01 sts 0x0185, r19 + d6: 20 93 84 01 sts 0x0184, r18 wdtVect = buff[8] | (buff[9]<<8); - ee: 40 91 08 01 lds r20, 0x0108 - f2: 80 91 09 01 lds r24, 0x0109 - f6: 90 e0 ldi r25, 0x00 ; 0 - f8: 98 2f mov r25, r24 - fa: 88 27 eor r24, r24 - fc: 50 e0 ldi r21, 0x00 ; 0 - fe: 84 2b or r24, r20 - 100: 95 2b or r25, r21 - 102: 90 93 87 01 sts 0x0187, r25 - 106: 80 93 86 01 sts 0x0186, r24 + da: 40 91 08 01 lds r20, 0x0108 + de: 80 91 09 01 lds r24, 0x0109 + e2: 90 e0 ldi r25, 0x00 ; 0 + e4: 98 2f mov r25, r24 + e6: 88 27 eor r24, r24 + e8: 50 e0 ldi r21, 0x00 ; 0 + ea: 84 2b or r24, r20 + ec: 95 2b or r25, r21 + ee: 90 93 87 01 sts 0x0187, r25 + f2: 80 93 86 01 sts 0x0186, r24 vect -= 4; // Instruction is a relative jump (rjmp), so recalculate. - 10a: 24 50 subi r18, 0x04 ; 4 - 10c: 30 40 sbci r19, 0x00 ; 0 + f6: 24 50 subi r18, 0x04 ; 4 + f8: 30 40 sbci r19, 0x00 ; 0 buff[8] = vect & 0xff; - 10e: 20 93 08 01 sts 0x0108, r18 + fa: 20 93 08 01 sts 0x0108, r18 buff[9] = vect >> 8; - 112: 23 2f mov r18, r19 - 114: 33 27 eor r19, r19 - 116: 20 93 09 01 sts 0x0109, r18 + fe: 23 2f mov r18, r19 + 100: 33 27 eor r19, r19 + 102: 20 93 09 01 sts 0x0109, r18 // Add jump to bootloader at RESET vector buff[0] = 0x7f; - 11a: f0 92 00 01 sts 0x0100, r15 + 106: d0 92 00 01 sts 0x0100, r13 buff[1] = 0xce; // rjmp 0x1d00 instruction - 11e: e0 92 01 01 sts 0x0101, r14 - } -#endif - - // Copy buffer into programming buffer + 10a: c0 92 01 01 sts 0x0101, r12 + 10e: 40 e0 ldi r20, 0x00 ; 0 + 110: 50 e0 ldi r21, 0x00 ; 0 + 112: a0 e0 ldi r26, 0x00 ; 0 + 114: b1 e0 ldi r27, 0x01 ; 1 bufPtr = buff; addrPtr = (uint16_t)(void*)address; - 122: 40 91 80 01 lds r20, 0x0180 - 126: 50 91 81 01 lds r21, 0x0181 - 12a: a0 e0 ldi r26, 0x00 ; 0 - 12c: b1 e0 ldi r27, 0x01 ; 1 ch = SPM_PAGESIZE / 2; do { uint16_t a; a = *bufPtr++; - 12e: 2c 91 ld r18, X - 130: 30 e0 ldi r19, 0x00 ; 0 + 116: 2c 91 ld r18, X + 118: 30 e0 ldi r19, 0x00 ; 0 a |= (*bufPtr++) << 8; - 132: 11 96 adiw r26, 0x01 ; 1 - 134: 8c 91 ld r24, X - 136: 11 97 sbiw r26, 0x01 ; 1 - 138: 90 e0 ldi r25, 0x00 ; 0 - 13a: 98 2f mov r25, r24 - 13c: 88 27 eor r24, r24 - 13e: 82 2b or r24, r18 - 140: 93 2b or r25, r19 + 11a: 11 96 adiw r26, 0x01 ; 1 + 11c: 8c 91 ld r24, X + 11e: 11 97 sbiw r26, 0x01 ; 1 + 120: 90 e0 ldi r25, 0x00 ; 0 + 122: 98 2f mov r25, r24 + 124: 88 27 eor r24, r24 + 126: 82 2b or r24, r18 + 128: 93 2b or r25, r19 #define rstVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+4)) #define wdtVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+6)) #endif /* main program starts here */ int main(void) { - 142: 12 96 adiw r26, 0x02 ; 2 + 12a: 12 96 adiw r26, 0x02 ; 2 ch = SPM_PAGESIZE / 2; do { uint16_t a; a = *bufPtr++; a |= (*bufPtr++) << 8; __boot_page_fill_short((uint16_t)(void*)addrPtr,a); - 144: fa 01 movw r30, r20 - 146: 0c 01 movw r0, r24 - 148: d7 be out 0x37, r13 ; 55 - 14a: e8 95 spm - 14c: 11 24 eor r1, r1 + 12c: fa 01 movw r30, r20 + 12e: 0c 01 movw r0, r24 + 130: b7 be out 0x37, r11 ; 55 + 132: e8 95 spm + 134: 11 24 eor r1, r1 addrPtr += 2; - 14e: 4e 5f subi r20, 0xFE ; 254 - 150: 5f 4f sbci r21, 0xFF ; 255 + 136: 4e 5f subi r20, 0xFE ; 254 + 138: 5f 4f sbci r21, 0xFF ; 255 } while (--ch); - 152: f1 e0 ldi r31, 0x01 ; 1 - 154: a0 34 cpi r26, 0x40 ; 64 - 156: bf 07 cpc r27, r31 - 158: 51 f7 brne .-44 ; 0x12e <__SREG__+0xef> + 13a: f1 e0 ldi r31, 0x01 ; 1 + 13c: a0 34 cpi r26, 0x40 ; 64 + 13e: bf 07 cpc r27, r31 + 140: 51 f7 brne .-44 ; 0x116 <__SREG__+0xd7> // Write from programming buffer __boot_page_write_short((uint16_t)(void*)address); - 15a: e0 91 80 01 lds r30, 0x0180 - 15e: f0 91 81 01 lds r31, 0x0181 - 162: c7 be out 0x37, r12 ; 55 - 164: e8 95 spm + 142: f8 01 movw r30, r16 + 144: a7 be out 0x37, r10 ; 55 + 146: e8 95 spm boot_spm_busy_wait(); - 166: 07 b6 in r0, 0x37 ; 55 - 168: 00 fc sbrc r0, 0 - 16a: fd cf rjmp .-6 ; 0x166 <__SREG__+0x127> - 16c: 41 c0 rjmp .+130 ; 0x1f0 <__SREG__+0x1b1> + 148: 07 b6 in r0, 0x37 ; 55 + 14a: 00 fc sbrc r0, 0 + 14c: fd cf rjmp .-6 ; 0x148 <__SREG__+0x109> + 14e: 3b c0 rjmp .+118 ; 0x1c6 <__SREG__+0x187> boot_rww_enable(); #endif } /* Read memory block mode, length is big endian. */ else if(ch == STK_READ_PAGE) { - 16e: 84 37 cpi r24, 0x74 ; 116 - 170: 89 f5 brne .+98 ; 0x1d4 <__SREG__+0x195> + 150: 84 37 cpi r24, 0x74 ; 116 + 152: 51 f5 brne .+84 ; 0x1a8 <__SREG__+0x169> // READ PAGE - we only read flash - getLen(); - 172: 64 d0 rcall .+200 ; 0x23c + getch(); /* getlen() */ + 154: 4a d0 rcall .+148 ; 0x1ea + length = getch(); + 156: 49 d0 rcall .+146 ; 0x1ea + 158: f8 2e mov r15, r24 + getch(); + 15a: 47 d0 rcall .+142 ; 0x1ea + verifySpace(); - 174: 71 d0 rcall .+226 ; 0x258 + 15c: 5e d0 rcall .+188 ; 0x21a + 15e: e8 01 movw r28, r16 + 160: ef 2c mov r14, r15 #ifdef VIRTUAL_BOOT_PARTITION do { // Undo vector patch in bottom page so verify passes if (address == 0) ch=rstVect & 0xff; - 176: e0 91 80 01 lds r30, 0x0180 - 17a: f0 91 81 01 lds r31, 0x0181 - 17e: 30 97 sbiw r30, 0x00 ; 0 - 180: 19 f4 brne .+6 ; 0x188 <__SREG__+0x149> - 182: 20 91 84 01 lds r18, 0x0184 - 186: 13 c0 rjmp .+38 ; 0x1ae <__SREG__+0x16f> + 162: 20 97 sbiw r28, 0x00 ; 0 + 164: 19 f4 brne .+6 ; 0x16c <__SREG__+0x12d> + 166: 80 91 84 01 lds r24, 0x0184 + 16a: 14 c0 rjmp .+40 ; 0x194 <__SREG__+0x155> else if (address == 1) ch=rstVect >> 8; - 188: e1 30 cpi r30, 0x01 ; 1 - 18a: f1 05 cpc r31, r1 - 18c: 19 f4 brne .+6 ; 0x194 <__SREG__+0x155> - 18e: 20 91 85 01 lds r18, 0x0185 - 192: 0d c0 rjmp .+26 ; 0x1ae <__SREG__+0x16f> + 16c: c1 30 cpi r28, 0x01 ; 1 + 16e: d1 05 cpc r29, r1 + 170: 19 f4 brne .+6 ; 0x178 <__SREG__+0x139> + 172: 80 91 85 01 lds r24, 0x0185 + 176: 0e c0 rjmp .+28 ; 0x194 <__SREG__+0x155> else if (address == 8) ch=wdtVect & 0xff; - 194: e8 30 cpi r30, 0x08 ; 8 - 196: f1 05 cpc r31, r1 - 198: 19 f4 brne .+6 ; 0x1a0 <__SREG__+0x161> - 19a: 20 91 86 01 lds r18, 0x0186 - 19e: 07 c0 rjmp .+14 ; 0x1ae <__SREG__+0x16f> + 178: c8 30 cpi r28, 0x08 ; 8 + 17a: d1 05 cpc r29, r1 + 17c: 19 f4 brne .+6 ; 0x184 <__SREG__+0x145> + 17e: 80 91 86 01 lds r24, 0x0186 + 182: 08 c0 rjmp .+16 ; 0x194 <__SREG__+0x155> else if (address == 9) ch=wdtVect >> 8; - 1a0: e9 30 cpi r30, 0x09 ; 9 - 1a2: f1 05 cpc r31, r1 - 1a4: 19 f4 brne .+6 ; 0x1ac <__SREG__+0x16d> - 1a6: 20 91 87 01 lds r18, 0x0187 - 1aa: 01 c0 rjmp .+2 ; 0x1ae <__SREG__+0x16f> + 184: c9 30 cpi r28, 0x09 ; 9 + 186: d1 05 cpc r29, r1 + 188: 19 f4 brne .+6 ; 0x190 <__SREG__+0x151> + 18a: 80 91 87 01 lds r24, 0x0187 + 18e: 02 c0 rjmp .+4 ; 0x194 <__SREG__+0x155> else ch = pgm_read_byte_near(address); - 1ac: 24 91 lpm r18, Z+ + 190: fe 01 movw r30, r28 + 192: 84 91 lpm r24, Z+ address++; - 1ae: 80 91 80 01 lds r24, 0x0180 - 1b2: 90 91 81 01 lds r25, 0x0181 - 1b6: 01 96 adiw r24, 0x01 ; 1 - 1b8: 90 93 81 01 sts 0x0181, r25 - 1bc: 80 93 80 01 sts 0x0180, r24 + 194: 21 96 adiw r28, 0x01 ; 1 putch(ch); - 1c0: 82 2f mov r24, r18 - 1c2: 19 d0 rcall .+50 ; 0x1f6 + 196: 1a d0 rcall .+52 ; 0x1cc } while (--length); - 1c4: 80 91 82 01 lds r24, 0x0182 - 1c8: 81 50 subi r24, 0x01 ; 1 - 1ca: 80 93 82 01 sts 0x0182, r24 - 1ce: 88 23 and r24, r24 - 1d0: 91 f6 brne .-92 ; 0x176 <__SREG__+0x137> - 1d2: 0e c0 rjmp .+28 ; 0x1f0 <__SREG__+0x1b1> + 198: ea 94 dec r14 + 19a: 19 f7 brne .-58 ; 0x162 <__SREG__+0x123> +#define rstVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+4)) +#define wdtVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+6)) +#endif + +/* main program starts here */ +int main(void) { + 19c: 0f 5f subi r16, 0xFF ; 255 + 19e: 1f 4f sbci r17, 0xFF ; 255 + 1a0: fa 94 dec r15 + 1a2: 0f 0d add r16, r15 + 1a4: 11 1d adc r17, r1 + 1a6: 0f c0 rjmp .+30 ; 0x1c6 <__SREG__+0x187> #endif #endif } /* Get device signature bytes */ else if(ch == STK_READ_SIGN) { - 1d4: 85 37 cpi r24, 0x75 ; 117 - 1d6: 39 f4 brne .+14 ; 0x1e6 <__SREG__+0x1a7> + 1a8: 85 37 cpi r24, 0x75 ; 117 + 1aa: 41 f4 brne .+16 ; 0x1bc <__SREG__+0x17d> // READ SIGN - return what Avrdude wants to hear verifySpace(); - 1d8: 3f d0 rcall .+126 ; 0x258 + 1ac: 36 d0 rcall .+108 ; 0x21a putch(SIGNATURE_0); - 1da: 8e e1 ldi r24, 0x1E ; 30 - 1dc: 0c d0 rcall .+24 ; 0x1f6 + 1ae: 8e e1 ldi r24, 0x1E ; 30 + 1b0: 0d d0 rcall .+26 ; 0x1cc putch(SIGNATURE_1); - 1de: 83 e9 ldi r24, 0x93 ; 147 - 1e0: 0a d0 rcall .+20 ; 0x1f6 + 1b2: 83 e9 ldi r24, 0x93 ; 147 + 1b4: 0b d0 rcall .+22 ; 0x1cc putch(SIGNATURE_2); - 1e2: 8c e0 ldi r24, 0x0C ; 12 - 1e4: 54 cf rjmp .-344 ; 0x8e <__SREG__+0x4f> + 1b6: 8c e0 ldi r24, 0x0C ; 12 + 1b8: 09 d0 rcall .+18 ; 0x1cc + 1ba: 05 c0 rjmp .+10 ; 0x1c6 <__SREG__+0x187> } else if (ch == 'Q') { - 1e6: 81 35 cpi r24, 0x51 ; 81 - 1e8: 11 f4 brne .+4 ; 0x1ee <__SREG__+0x1af> + 1bc: 81 35 cpi r24, 0x51 ; 81 + 1be: 11 f4 brne .+4 ; 0x1c4 <__SREG__+0x185> // Adaboot no-wait mod watchdogConfig(WATCHDOG_16MS); - 1ea: 88 e0 ldi r24, 0x08 ; 8 - 1ec: 2c d0 rcall .+88 ; 0x246 + 1c0: 88 e0 ldi r24, 0x08 ; 8 + 1c2: 27 d0 rcall .+78 ; 0x212 verifySpace(); } else { // This covers the response to commands like STK_ENTER_PROGMODE verifySpace(); - 1ee: 34 d0 rcall .+104 ; 0x258 + 1c4: 2a d0 rcall .+84 ; 0x21a } putch(STK_OK); - 1f0: 80 e1 ldi r24, 0x10 ; 16 - 1f2: 01 d0 rcall .+2 ; 0x1f6 - 1f4: 25 cf rjmp .-438 ; 0x40 <__SREG__+0x1> + 1c6: 80 e1 ldi r24, 0x10 ; 16 + 1c8: 01 d0 rcall .+2 ; 0x1cc + 1ca: 3a cf rjmp .-396 ; 0x40 <__SREG__+0x1> -000001f6 : +000001cc : void putch(char ch) { #ifndef SOFT_UART while (!(UCSR0A & _BV(UDRE0))); UDR0 = ch; #else __asm__ __volatile__ ( - 1f6: 2a e0 ldi r18, 0x0A ; 10 - 1f8: 30 e0 ldi r19, 0x00 ; 0 - 1fa: 80 95 com r24 - 1fc: 08 94 sec - 1fe: 10 f4 brcc .+4 ; 0x204 - 200: da 98 cbi 0x1b, 2 ; 27 - 202: 02 c0 rjmp .+4 ; 0x208 - 204: da 9a sbi 0x1b, 2 ; 27 - 206: 00 00 nop - 208: 15 d0 rcall .+42 ; 0x234 - 20a: 14 d0 rcall .+40 ; 0x234 - 20c: 86 95 lsr r24 - 20e: 2a 95 dec r18 - 210: b1 f7 brne .-20 ; 0x1fe + 1cc: 2a e0 ldi r18, 0x0A ; 10 + 1ce: 30 e0 ldi r19, 0x00 ; 0 + 1d0: 80 95 com r24 + 1d2: 08 94 sec + 1d4: 10 f4 brcc .+4 ; 0x1da + 1d6: da 98 cbi 0x1b, 2 ; 27 + 1d8: 02 c0 rjmp .+4 ; 0x1de + 1da: da 9a sbi 0x1b, 2 ; 27 + 1dc: 00 00 nop + 1de: 15 d0 rcall .+42 ; 0x20a + 1e0: 14 d0 rcall .+40 ; 0x20a + 1e2: 86 95 lsr r24 + 1e4: 2a 95 dec r18 + 1e6: b1 f7 brne .-20 ; 0x1d4 [uartBit] "I" (UART_TX_BIT) : "r25" ); #endif } - 212: 08 95 ret + 1e8: 08 95 ret -00000214 : - return getch(); +000001ea : } +#endif // Watchdog functions. These are only safe with interrupts turned off. void watchdogReset() { __asm__ __volatile__ ( - 214: a8 95 wdr + 1ea: a8 95 wdr LED_PIN |= _BV(LED); #endif #endif return ch; } - 216: 29 e0 ldi r18, 0x09 ; 9 - 218: 30 e0 ldi r19, 0x00 ; 0 - 21a: cb 99 sbic 0x19, 3 ; 25 - 21c: fe cf rjmp .-4 ; 0x21a - 21e: 0a d0 rcall .+20 ; 0x234 - 220: 09 d0 rcall .+18 ; 0x234 - 222: 08 d0 rcall .+16 ; 0x234 - 224: 88 94 clc - 226: cb 99 sbic 0x19, 3 ; 25 - 228: 08 94 sec - 22a: 2a 95 dec r18 - 22c: 11 f0 breq .+4 ; 0x232 - 22e: 87 95 ror r24 - 230: f7 cf rjmp .-18 ; 0x220 - 232: 08 95 ret - -00000234 : + 1ec: 29 e0 ldi r18, 0x09 ; 9 + 1ee: 30 e0 ldi r19, 0x00 ; 0 + 1f0: cb 99 sbic 0x19, 3 ; 25 + 1f2: fe cf rjmp .-4 ; 0x1f0 + 1f4: 0a d0 rcall .+20 ; 0x20a + 1f6: 09 d0 rcall .+18 ; 0x20a + 1f8: 08 d0 rcall .+16 ; 0x20a + 1fa: 88 94 clc + 1fc: cb 99 sbic 0x19, 3 ; 25 + 1fe: 08 94 sec + 200: 2a 95 dec r18 + 202: 11 f0 breq .+4 ; 0x208 + 204: 87 95 ror r24 + 206: f7 cf rjmp .-18 ; 0x1f6 + 208: 08 95 ret + +0000020a : #if UART_B_VALUE > 255 #error Baud rate too slow for soft UART #endif void uartDelay() { __asm__ __volatile__ ( - 234: 9e e0 ldi r25, 0x0E ; 14 - 236: 9a 95 dec r25 - 238: f1 f7 brne .-4 ; 0x236 - 23a: 08 95 ret - -0000023c : - } while (--count); -} -#endif + 20a: 9e e0 ldi r25, 0x0E ; 14 + 20c: 9a 95 dec r25 + 20e: f1 f7 brne .-4 ; 0x20c + 210: 08 95 ret -uint8_t getLen() { - getch(); - 23c: eb df rcall .-42 ; 0x214 - length = getch(); - 23e: ea df rcall .-44 ; 0x214 - 240: 80 93 82 01 sts 0x0182, r24 - return getch(); -} - 244: e7 cf rjmp .-50 ; 0x214 - -00000246 : +00000212 : "wdr\n" ); } void watchdogConfig(uint8_t x) { WDTCSR = _BV(WDCE) | _BV(WDE); - 246: 98 e1 ldi r25, 0x18 ; 24 - 248: 91 bd out 0x21, r25 ; 33 + 212: 98 e1 ldi r25, 0x18 ; 24 + 214: 91 bd out 0x21, r25 ; 33 WDTCSR = x; - 24a: 81 bd out 0x21, r24 ; 33 + 216: 81 bd out 0x21, r24 ; 33 } - 24c: 08 95 ret - -0000024e : - -void appStart() { - watchdogConfig(WATCHDOG_OFF); - 24e: 80 e0 ldi r24, 0x00 ; 0 - 250: fa df rcall .-12 ; 0x246 - __asm__ __volatile__ ( - 252: e4 e0 ldi r30, 0x04 ; 4 - 254: ff 27 eor r31, r31 - 256: 09 94 ijmp + 218: 08 95 ret -00000258 : +0000021a : do getch(); while (--count); verifySpace(); } void verifySpace() { - if (getch() != CRC_EOP) appStart(); - 258: dd df rcall .-70 ; 0x214 - 25a: 80 32 cpi r24, 0x20 ; 32 - 25c: 09 f0 breq .+2 ; 0x260 - 25e: f7 df rcall .-18 ; 0x24e + if (getch() != CRC_EOP) { + 21a: e7 df rcall .-50 ; 0x1ea + 21c: 80 32 cpi r24, 0x20 ; 32 + 21e: 19 f0 breq .+6 ; 0x226 + watchdogConfig(WATCHDOG_16MS); // shorten WD timeout + 220: 88 e0 ldi r24, 0x08 ; 8 + 222: f7 df rcall .-18 ; 0x212 + 224: ff cf rjmp .-2 ; 0x224 + while (1) // and busy-loop so that WD causes + ; // a reset and app start. + } putch(STK_INSYNC); - 260: 84 e1 ldi r24, 0x14 ; 20 + 226: 84 e1 ldi r24, 0x14 ; 20 } - 262: c9 cf rjmp .-110 ; 0x1f6 + 228: d1 cf rjmp .-94 ; 0x1cc -00000264 : +0000022a : ::[count] "M" (UART_B_VALUE) ); } #endif void getNch(uint8_t count) { - 264: 1f 93 push r17 - 266: 18 2f mov r17, r24 + 22a: 1f 93 push r17 + 22c: 18 2f mov r17, r24 do getch(); while (--count); - 268: d5 df rcall .-86 ; 0x214 - 26a: 11 50 subi r17, 0x01 ; 1 - 26c: e9 f7 brne .-6 ; 0x268 + 22e: dd df rcall .-70 ; 0x1ea + 230: 11 50 subi r17, 0x01 ; 1 + 232: e9 f7 brne .-6 ; 0x22e verifySpace(); - 26e: f4 df rcall .-24 ; 0x258 + 234: f2 df rcall .-28 ; 0x21a } - 270: 1f 91 pop r17 - 272: 08 95 ret + 236: 1f 91 pop r17 + 238: 08 95 ret + +0000023a : + WDTCSR = _BV(WDCE) | _BV(WDE); + WDTCSR = x; +} + +void appStart() { + watchdogConfig(WATCHDOG_OFF); + 23a: 80 e0 ldi r24, 0x00 ; 0 + 23c: ea df rcall .-44 ; 0x212 + __asm__ __volatile__ ( + 23e: e4 e0 ldi r30, 0x04 ; 4 + 240: ff 27 eor r31, r31 + 242: 09 94 ijmp diff --git a/bootloaders/optiboot/optiboot_pro_16MHz.hex b/bootloaders/optiboot/optiboot_pro_16MHz.hex index 3ac0de2..733a139 100644 --- a/bootloaders/optiboot/optiboot_pro_16MHz.hex +++ b/bootloaders/optiboot/optiboot_pro_16MHz.hex @@ -1,35 +1,33 @@ -:103E0000112484B714BE81FFE6D085E08093810041 +:103E0000112484B714BE81FFE3D085E08093810044 :103E100082E08093C00088E18093C10086E08093B7 -:103E2000C20080E18093C4008EE0CFD0259A86E066 +:103E2000C20080E18093C4008EE0BCD0259A86E079 :103E300020E33CEF91E0309385002093840096BB13 -:103E4000B09BFECF1D9AA8958150A9F7DD24D3948D -:103E5000A5E0EA2EF1E1FF2EABD0813421F481E020 -:103E6000C5D083E020C0823411F484E103C08534DE -:103E700019F485E0BBD091C0853581F499D0082F25 -:103E800010E096D090E0982F8827802B912B880FF8 -:103E9000991F90930102809300027EC0863529F419 -:103EA00084E0A4D080E07CD078C0843609F04EC095 -:103EB00087D0E0910002F091010288E3E030F8073A -:103EC00018F483E087BFE895C0E0D1E071D0899312 -:103ED000809102028150809302028823B9F7E09119 -:103EE0000002F091010288E3E030F80718F083E067 -:103EF00087BFE89575D007B600FCFDCF4091000262 -:103F000050910102A0E0B1E02C9130E011968C912B -:103F1000119790E0982F8827822B932B1296FA0105 -:103F20000C01D7BEE89511244E5F5F4FF1E0A03839 -:103F3000BF0751F7E0910002F0910102E7BEE8955A -:103F400007B600FCFDCFF7BEE89527C08437B9F46B -:103F500037D046D0E0910002F09101023196F09303 -:103F60000102E09300023197E4918E2F19D08091E5 -:103F70000202815080930202882361F70EC08537C8 -:103F800039F42ED08EE10CD084E90AD086E08BCFB4 -:103F9000813511F488E019D023D080E101D05CCFC5 -:103FA000982F8091C00085FFFCCF9093C6000895A4 -:103FB000A8958091C00087FFFCCF8091C60008952E -:103FC000F7DFF6DF80930202F3CFE0E6F0E098E15E -:103FD00090838083089580E0F8DFEE27FF2709941F -:103FE000E7DF803209F0F7DF84E1DACF1F93182F83 -:0C3FF000DFDF1150E9F7F4DF1F910895A6 +:103E4000B09BFECF1D9AA8958150A9F79924939411 +:103E5000A5E0AA2EF1E1BF2E9DD0813421F481E0AE +:103E6000AFD083E01FC0823411F484E103C08534F5 +:103E700019F485E0A5D083C0853579F48BD0E82E80 +:103E8000FF2488D0082F10E0102F00270E291F29AB +:103E9000000F111F8DD0680172C0863529F484E0AF +:103EA0008FD080E06FD06BC0843609F042C072D0F2 +:103EB00071D0082F6FD080E0C81688E3D80620F4B0 +:103EC00083E0F60187BFE895C0E0D1E063D0899335 +:103ED0000C17E1F7F0E0CF16F8E3DF0620F083E0FF +:103EE000F60187BFE89564D007B600FCFDCFA601B8 +:103EF000A0E0B1E02C9130E011968C91119790E008 +:103F0000982F8827822B932B1296FA010C0197BECB +:103F1000E89511244E5F5F4FF1E0A038BF0751F7DD +:103F2000F601A7BEE89507B600FCFDCFB7BEE89541 +:103F300026C08437B1F42ED02DD0F82E2BD038D017 +:103F4000F601EF2C8F010F5F1F4F84911BD0EA9475 +:103F5000F801C1F70894C11CD11CFA94CF0CD11CF4 +:103F60000EC0853739F424D08EE10CD084E90AD014 +:103F700086E098CF813511F488E014D019D080E123 +:103F800001D06ACF982F8091C00085FFFCCF90931D +:103F9000C6000895A8958091C00087FFFCCF80914E +:103FA000C6000895E0E6F0E098E1908380830895EC +:103FB000F1DF803219F088E0F5DFFFCF84E1E2CF56 +:103FC0001F93182FE7DF1150E9F7F2DF1F910895D3 +:0A3FD00080E0E8DFEE27FF270994E8 :023FFE000104BC :0400000300003E00BB :00000001FF diff --git a/bootloaders/optiboot/optiboot_pro_16MHz.lst b/bootloaders/optiboot/optiboot_pro_16MHz.lst index 516bed8..b1d8c1b 100644 --- a/bootloaders/optiboot/optiboot_pro_16MHz.lst +++ b/bootloaders/optiboot/optiboot_pro_16MHz.lst @@ -3,27 +3,27 @@ optiboot_pro_16MHz.elf: file format elf32-avr Sections: Idx Name Size VMA LMA File off Algn - 0 .text 000001fc 00003e00 00003e00 00000054 2**1 + 0 .text 000001da 00003e00 00003e00 00000054 2**1 CONTENTS, ALLOC, LOAD, READONLY, CODE - 1 .version 00000002 00003ffe 00003ffe 00000250 2**0 + 1 .version 00000002 00003ffe 00003ffe 0000022e 2**0 CONTENTS, READONLY - 2 .debug_aranges 00000028 00000000 00000000 00000252 2**0 + 2 .debug_aranges 00000028 00000000 00000000 00000230 2**0 CONTENTS, READONLY, DEBUGGING - 3 .debug_pubnames 0000006a 00000000 00000000 0000027a 2**0 + 3 .debug_pubnames 0000005f 00000000 00000000 00000258 2**0 CONTENTS, READONLY, DEBUGGING - 4 .debug_info 00000285 00000000 00000000 000002e4 2**0 + 4 .debug_info 0000028c 00000000 00000000 000002b7 2**0 CONTENTS, READONLY, DEBUGGING - 5 .debug_abbrev 0000019f 00000000 00000000 00000569 2**0 + 5 .debug_abbrev 00000199 00000000 00000000 00000543 2**0 CONTENTS, READONLY, DEBUGGING - 6 .debug_line 00000453 00000000 00000000 00000708 2**0 + 6 .debug_line 00000456 00000000 00000000 000006dc 2**0 CONTENTS, READONLY, DEBUGGING - 7 .debug_frame 00000090 00000000 00000000 00000b5c 2**2 + 7 .debug_frame 00000080 00000000 00000000 00000b34 2**2 CONTENTS, READONLY, DEBUGGING - 8 .debug_str 00000141 00000000 00000000 00000bec 2**0 + 8 .debug_str 00000149 00000000 00000000 00000bb4 2**0 CONTENTS, READONLY, DEBUGGING - 9 .debug_loc 000001e1 00000000 00000000 00000d2d 2**0 + 9 .debug_loc 0000027e 00000000 00000000 00000cfd 2**0 CONTENTS, READONLY, DEBUGGING - 10 .debug_ranges 00000068 00000000 00000000 00000f0e 2**0 + 10 .debug_ranges 00000060 00000000 00000000 00000f7b 2**0 CONTENTS, READONLY, DEBUGGING Disassembly of section .text: @@ -47,7 +47,7 @@ int main(void) { 3e04: 14 be out 0x34, r1 ; 52 if (!(ch & _BV(EXTRF))) appStart(); 3e06: 81 ff sbrs r24, 1 - 3e08: e6 d0 rcall .+460 ; 0x3fd6 + 3e08: e3 d0 rcall .+454 ; 0x3fd0 #if LED_START_FLASHES > 0 // Set up Timer 1 for timeout counter @@ -77,7 +77,7 @@ int main(void) { // Set up watchdog to trigger after 500ms watchdogConfig(WATCHDOG_1S); 3e28: 8e e0 ldi r24, 0x0E ; 14 - 3e2a: cf d0 rcall .+414 ; 0x3fca + 3e2a: bc d0 rcall .+376 ; 0x3fa4 /* Set LED pin as output */ LED_DDR |= _BV(LED); @@ -111,8 +111,8 @@ void flash_led(uint8_t count) { #else LED_PIN |= _BV(LED); 3e44: 1d 9a sbi 0x03, 5 ; 3 - return getch(); } +#endif // Watchdog functions. These are only safe with interrupts turned off. void watchdogReset() { @@ -132,8 +132,8 @@ void watchdogReset() { if(ch == STK_GET_PARAMETER) { // GET PARAMETER returns a generic 0x03 reply - enough to keep Avrdude happy getNch(1); - 3e4c: dd 24 eor r13, r13 - 3e4e: d3 94 inc r13 + 3e4c: 99 24 eor r9, r9 + 3e4e: 93 94 inc r9 __boot_page_fill_short((uint16_t)(void*)addrPtr,a); addrPtr += 2; } while (--ch); @@ -141,21 +141,21 @@ void watchdogReset() { // Write from programming buffer __boot_page_write_short((uint16_t)(void*)address); 3e50: a5 e0 ldi r26, 0x05 ; 5 - 3e52: ea 2e mov r14, r26 + 3e52: aa 2e mov r10, r26 boot_spm_busy_wait(); #if defined(RWWSRE) // Reenable read access to flash boot_rww_enable(); 3e54: f1 e1 ldi r31, 0x11 ; 17 - 3e56: ff 2e mov r15, r31 + 3e56: bf 2e mov r11, r31 #endif /* Forever loop */ for (;;) { /* get character from UART */ ch = getch(); - 3e58: ab d0 rcall .+342 ; 0x3fb0 + 3e58: 9d d0 rcall .+314 ; 0x3f94 if(ch == STK_GET_PARAMETER) { 3e5a: 81 34 cpi r24, 0x41 ; 65 @@ -163,10 +163,10 @@ void watchdogReset() { // GET PARAMETER returns a generic 0x03 reply - enough to keep Avrdude happy getNch(1); 3e5e: 81 e0 ldi r24, 0x01 ; 1 - 3e60: c5 d0 rcall .+394 ; 0x3fec + 3e60: af d0 rcall .+350 ; 0x3fc0 putch(0x03); 3e62: 83 e0 ldi r24, 0x03 ; 3 - 3e64: 20 c0 rjmp .+64 ; 0x3ea6 + 3e64: 1f c0 rjmp .+62 ; 0x3ea4 } else if(ch == STK_SET_DEVICE) { 3e66: 82 34 cpi r24, 0x42 ; 66 @@ -182,71 +182,77 @@ void watchdogReset() { // SET DEVICE EXT is ignored getNch(5); 3e72: 85 e0 ldi r24, 0x05 ; 5 - 3e74: bb d0 rcall .+374 ; 0x3fec - 3e76: 91 c0 rjmp .+290 ; 0x3f9a + 3e74: a5 d0 rcall .+330 ; 0x3fc0 + 3e76: 83 c0 rjmp .+262 ; 0x3f7e } else if(ch == STK_LOAD_ADDRESS) { 3e78: 85 35 cpi r24, 0x55 ; 85 - 3e7a: 81 f4 brne .+32 ; 0x3e9c + 3e7a: 79 f4 brne .+30 ; 0x3e9a // LOAD ADDRESS uint16_t newAddress; newAddress = getch(); - 3e7c: 99 d0 rcall .+306 ; 0x3fb0 + 3e7c: 8b d0 rcall .+278 ; 0x3f94 newAddress = (newAddress & 0xff) | (getch() << 8); - 3e7e: 08 2f mov r16, r24 - 3e80: 10 e0 ldi r17, 0x00 ; 0 - 3e82: 96 d0 rcall .+300 ; 0x3fb0 - 3e84: 90 e0 ldi r25, 0x00 ; 0 - 3e86: 98 2f mov r25, r24 - 3e88: 88 27 eor r24, r24 - 3e8a: 80 2b or r24, r16 - 3e8c: 91 2b or r25, r17 + 3e7e: e8 2e mov r14, r24 + 3e80: ff 24 eor r15, r15 + 3e82: 88 d0 rcall .+272 ; 0x3f94 + 3e84: 08 2f mov r16, r24 + 3e86: 10 e0 ldi r17, 0x00 ; 0 + 3e88: 10 2f mov r17, r16 + 3e8a: 00 27 eor r16, r16 + 3e8c: 0e 29 or r16, r14 + 3e8e: 1f 29 or r17, r15 #ifdef RAMPZ // Transfer top bit to RAMPZ RAMPZ = (newAddress & 0x8000) ? 1 : 0; #endif newAddress += newAddress; // Convert from word address to byte address - 3e8e: 88 0f add r24, r24 - 3e90: 99 1f adc r25, r25 + 3e90: 00 0f add r16, r16 + 3e92: 11 1f adc r17, r17 address = newAddress; - 3e92: 90 93 01 02 sts 0x0201, r25 - 3e96: 80 93 00 02 sts 0x0200, r24 - 3e9a: 7e c0 rjmp .+252 ; 0x3f98 verifySpace(); + 3e94: 8d d0 rcall .+282 ; 0x3fb0 + 3e96: 68 01 movw r12, r16 + 3e98: 72 c0 rjmp .+228 ; 0x3f7e } else if(ch == STK_UNIVERSAL) { - 3e9c: 86 35 cpi r24, 0x56 ; 86 - 3e9e: 29 f4 brne .+10 ; 0x3eaa + 3e9a: 86 35 cpi r24, 0x56 ; 86 + 3e9c: 29 f4 brne .+10 ; 0x3ea8 // UNIVERSAL command is ignored getNch(4); - 3ea0: 84 e0 ldi r24, 0x04 ; 4 - 3ea2: a4 d0 rcall .+328 ; 0x3fec + 3e9e: 84 e0 ldi r24, 0x04 ; 4 + 3ea0: 8f d0 rcall .+286 ; 0x3fc0 putch(0x00); - 3ea4: 80 e0 ldi r24, 0x00 ; 0 - 3ea6: 7c d0 rcall .+248 ; 0x3fa0 - 3ea8: 78 c0 rjmp .+240 ; 0x3f9a + 3ea2: 80 e0 ldi r24, 0x00 ; 0 + 3ea4: 6f d0 rcall .+222 ; 0x3f84 + 3ea6: 6b c0 rjmp .+214 ; 0x3f7e } /* Write memory, length is big endian and is in bytes */ else if(ch == STK_PROG_PAGE) { - 3eaa: 84 36 cpi r24, 0x64 ; 100 - 3eac: 09 f0 breq .+2 ; 0x3eb0 - 3eae: 4e c0 rjmp .+156 ; 0x3f4c + 3ea8: 84 36 cpi r24, 0x64 ; 100 + 3eaa: 09 f0 breq .+2 ; 0x3eae + 3eac: 42 c0 rjmp .+132 ; 0x3f32 // PROGRAM PAGE - we support flash programming only, not EEPROM uint8_t *bufPtr; uint16_t addrPtr; - getLen(); - 3eb0: 87 d0 rcall .+270 ; 0x3fc0 + getch(); /* getlen() */ + 3eae: 72 d0 rcall .+228 ; 0x3f94 + length = getch(); + 3eb0: 71 d0 rcall .+226 ; 0x3f94 + 3eb2: 08 2f mov r16, r24 + getch(); + 3eb4: 6f d0 rcall .+222 ; 0x3f94 // If we are in RWW section, immediately start page erase if (address < NRWWSTART) __boot_page_erase_short((uint16_t)(void*)address); - 3eb2: e0 91 00 02 lds r30, 0x0200 - 3eb6: f0 91 01 02 lds r31, 0x0201 + 3eb6: 80 e0 ldi r24, 0x00 ; 0 + 3eb8: c8 16 cp r12, r24 3eba: 88 e3 ldi r24, 0x38 ; 56 - 3ebc: e0 30 cpi r30, 0x00 ; 0 - 3ebe: f8 07 cpc r31, r24 - 3ec0: 18 f4 brcc .+6 ; 0x3ec8 - 3ec2: 83 e0 ldi r24, 0x03 ; 3 + 3ebc: d8 06 cpc r13, r24 + 3ebe: 20 f4 brcc .+8 ; 0x3ec8 + 3ec0: 83 e0 ldi r24, 0x03 ; 3 + 3ec2: f6 01 movw r30, r12 3ec4: 87 bf out 0x37, r24 ; 55 3ec6: e8 95 spm 3ec8: c0 e0 ldi r28, 0x00 ; 0 @@ -255,302 +261,301 @@ void watchdogReset() { // While that is going on, read in page contents bufPtr = buff; do *bufPtr++ = getch(); - 3ecc: 71 d0 rcall .+226 ; 0x3fb0 + 3ecc: 63 d0 rcall .+198 ; 0x3f94 3ece: 89 93 st Y+, r24 while (--length); - 3ed0: 80 91 02 02 lds r24, 0x0202 - 3ed4: 81 50 subi r24, 0x01 ; 1 - 3ed6: 80 93 02 02 sts 0x0202, r24 - 3eda: 88 23 and r24, r24 - 3edc: b9 f7 brne .-18 ; 0x3ecc + 3ed0: 0c 17 cp r16, r28 + 3ed2: e1 f7 brne .-8 ; 0x3ecc // If we are in NRWW section, page erase has to be delayed until now. // Todo: Take RAMPZ into account if (address >= NRWWSTART) __boot_page_erase_short((uint16_t)(void*)address); - 3ede: e0 91 00 02 lds r30, 0x0200 - 3ee2: f0 91 01 02 lds r31, 0x0201 - 3ee6: 88 e3 ldi r24, 0x38 ; 56 - 3ee8: e0 30 cpi r30, 0x00 ; 0 - 3eea: f8 07 cpc r31, r24 - 3eec: 18 f0 brcs .+6 ; 0x3ef4 - 3eee: 83 e0 ldi r24, 0x03 ; 3 - 3ef0: 87 bf out 0x37, r24 ; 55 - 3ef2: e8 95 spm + 3ed4: f0 e0 ldi r31, 0x00 ; 0 + 3ed6: cf 16 cp r12, r31 + 3ed8: f8 e3 ldi r31, 0x38 ; 56 + 3eda: df 06 cpc r13, r31 + 3edc: 20 f0 brcs .+8 ; 0x3ee6 + 3ede: 83 e0 ldi r24, 0x03 ; 3 + 3ee0: f6 01 movw r30, r12 + 3ee2: 87 bf out 0x37, r24 ; 55 + 3ee4: e8 95 spm // Read command terminator, start reply verifySpace(); - 3ef4: 75 d0 rcall .+234 ; 0x3fe0 + 3ee6: 64 d0 rcall .+200 ; 0x3fb0 // If only a partial page is to be programmed, the erase might not be complete. // So check that here boot_spm_busy_wait(); - 3ef6: 07 b6 in r0, 0x37 ; 55 - 3ef8: 00 fc sbrc r0, 0 - 3efa: fd cf rjmp .-6 ; 0x3ef6 - } -#endif - - // Copy buffer into programming buffer + 3ee8: 07 b6 in r0, 0x37 ; 55 + 3eea: 00 fc sbrc r0, 0 + 3eec: fd cf rjmp .-6 ; 0x3ee8 + 3eee: a6 01 movw r20, r12 + 3ef0: a0 e0 ldi r26, 0x00 ; 0 + 3ef2: b1 e0 ldi r27, 0x01 ; 1 bufPtr = buff; addrPtr = (uint16_t)(void*)address; - 3efc: 40 91 00 02 lds r20, 0x0200 - 3f00: 50 91 01 02 lds r21, 0x0201 - 3f04: a0 e0 ldi r26, 0x00 ; 0 - 3f06: b1 e0 ldi r27, 0x01 ; 1 ch = SPM_PAGESIZE / 2; do { uint16_t a; a = *bufPtr++; - 3f08: 2c 91 ld r18, X - 3f0a: 30 e0 ldi r19, 0x00 ; 0 + 3ef4: 2c 91 ld r18, X + 3ef6: 30 e0 ldi r19, 0x00 ; 0 a |= (*bufPtr++) << 8; - 3f0c: 11 96 adiw r26, 0x01 ; 1 - 3f0e: 8c 91 ld r24, X - 3f10: 11 97 sbiw r26, 0x01 ; 1 - 3f12: 90 e0 ldi r25, 0x00 ; 0 - 3f14: 98 2f mov r25, r24 - 3f16: 88 27 eor r24, r24 - 3f18: 82 2b or r24, r18 - 3f1a: 93 2b or r25, r19 + 3ef8: 11 96 adiw r26, 0x01 ; 1 + 3efa: 8c 91 ld r24, X + 3efc: 11 97 sbiw r26, 0x01 ; 1 + 3efe: 90 e0 ldi r25, 0x00 ; 0 + 3f00: 98 2f mov r25, r24 + 3f02: 88 27 eor r24, r24 + 3f04: 82 2b or r24, r18 + 3f06: 93 2b or r25, r19 #define rstVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+4)) #define wdtVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+6)) #endif /* main program starts here */ int main(void) { - 3f1c: 12 96 adiw r26, 0x02 ; 2 + 3f08: 12 96 adiw r26, 0x02 ; 2 ch = SPM_PAGESIZE / 2; do { uint16_t a; a = *bufPtr++; a |= (*bufPtr++) << 8; __boot_page_fill_short((uint16_t)(void*)addrPtr,a); - 3f1e: fa 01 movw r30, r20 - 3f20: 0c 01 movw r0, r24 - 3f22: d7 be out 0x37, r13 ; 55 - 3f24: e8 95 spm - 3f26: 11 24 eor r1, r1 + 3f0a: fa 01 movw r30, r20 + 3f0c: 0c 01 movw r0, r24 + 3f0e: 97 be out 0x37, r9 ; 55 + 3f10: e8 95 spm + 3f12: 11 24 eor r1, r1 addrPtr += 2; - 3f28: 4e 5f subi r20, 0xFE ; 254 - 3f2a: 5f 4f sbci r21, 0xFF ; 255 + 3f14: 4e 5f subi r20, 0xFE ; 254 + 3f16: 5f 4f sbci r21, 0xFF ; 255 } while (--ch); - 3f2c: f1 e0 ldi r31, 0x01 ; 1 - 3f2e: a0 38 cpi r26, 0x80 ; 128 - 3f30: bf 07 cpc r27, r31 - 3f32: 51 f7 brne .-44 ; 0x3f08 + 3f18: f1 e0 ldi r31, 0x01 ; 1 + 3f1a: a0 38 cpi r26, 0x80 ; 128 + 3f1c: bf 07 cpc r27, r31 + 3f1e: 51 f7 brne .-44 ; 0x3ef4 // Write from programming buffer __boot_page_write_short((uint16_t)(void*)address); - 3f34: e0 91 00 02 lds r30, 0x0200 - 3f38: f0 91 01 02 lds r31, 0x0201 - 3f3c: e7 be out 0x37, r14 ; 55 - 3f3e: e8 95 spm + 3f20: f6 01 movw r30, r12 + 3f22: a7 be out 0x37, r10 ; 55 + 3f24: e8 95 spm boot_spm_busy_wait(); - 3f40: 07 b6 in r0, 0x37 ; 55 - 3f42: 00 fc sbrc r0, 0 - 3f44: fd cf rjmp .-6 ; 0x3f40 + 3f26: 07 b6 in r0, 0x37 ; 55 + 3f28: 00 fc sbrc r0, 0 + 3f2a: fd cf rjmp .-6 ; 0x3f26 #if defined(RWWSRE) // Reenable read access to flash boot_rww_enable(); - 3f46: f7 be out 0x37, r15 ; 55 - 3f48: e8 95 spm - 3f4a: 27 c0 rjmp .+78 ; 0x3f9a + 3f2c: b7 be out 0x37, r11 ; 55 + 3f2e: e8 95 spm + 3f30: 26 c0 rjmp .+76 ; 0x3f7e #endif } /* Read memory block mode, length is big endian. */ else if(ch == STK_READ_PAGE) { - 3f4c: 84 37 cpi r24, 0x74 ; 116 - 3f4e: b9 f4 brne .+46 ; 0x3f7e + 3f32: 84 37 cpi r24, 0x74 ; 116 + 3f34: b1 f4 brne .+44 ; 0x3f62 // READ PAGE - we only read flash - getLen(); - 3f50: 37 d0 rcall .+110 ; 0x3fc0 + getch(); /* getlen() */ + 3f36: 2e d0 rcall .+92 ; 0x3f94 + length = getch(); + 3f38: 2d d0 rcall .+90 ; 0x3f94 + 3f3a: f8 2e mov r15, r24 + getch(); + 3f3c: 2b d0 rcall .+86 ; 0x3f94 + verifySpace(); - 3f52: 46 d0 rcall .+140 ; 0x3fe0 + 3f3e: 38 d0 rcall .+112 ; 0x3fb0 + 3f40: f6 01 movw r30, r12 + 3f42: ef 2c mov r14, r15 putch(result); address++; } while (--length); #else do putch(pgm_read_byte_near(address++)); - 3f54: e0 91 00 02 lds r30, 0x0200 - 3f58: f0 91 01 02 lds r31, 0x0201 - 3f5c: 31 96 adiw r30, 0x01 ; 1 - 3f5e: f0 93 01 02 sts 0x0201, r31 - 3f62: e0 93 00 02 sts 0x0200, r30 - 3f66: 31 97 sbiw r30, 0x01 ; 1 - 3f68: e4 91 lpm r30, Z+ - 3f6a: 8e 2f mov r24, r30 - 3f6c: 19 d0 rcall .+50 ; 0x3fa0 + 3f44: 8f 01 movw r16, r30 + 3f46: 0f 5f subi r16, 0xFF ; 255 + 3f48: 1f 4f sbci r17, 0xFF ; 255 + 3f4a: 84 91 lpm r24, Z+ + 3f4c: 1b d0 rcall .+54 ; 0x3f84 while (--length); - 3f6e: 80 91 02 02 lds r24, 0x0202 - 3f72: 81 50 subi r24, 0x01 ; 1 - 3f74: 80 93 02 02 sts 0x0202, r24 - 3f78: 88 23 and r24, r24 - 3f7a: 61 f7 brne .-40 ; 0x3f54 - 3f7c: 0e c0 rjmp .+28 ; 0x3f9a + 3f4e: ea 94 dec r14 + 3f50: f8 01 movw r30, r16 + 3f52: c1 f7 brne .-16 ; 0x3f44 +#define rstVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+4)) +#define wdtVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+6)) +#endif + +/* main program starts here */ +int main(void) { + 3f54: 08 94 sec + 3f56: c1 1c adc r12, r1 + 3f58: d1 1c adc r13, r1 + 3f5a: fa 94 dec r15 + 3f5c: cf 0c add r12, r15 + 3f5e: d1 1c adc r13, r1 + 3f60: 0e c0 rjmp .+28 ; 0x3f7e #endif #endif } /* Get device signature bytes */ else if(ch == STK_READ_SIGN) { - 3f7e: 85 37 cpi r24, 0x75 ; 117 - 3f80: 39 f4 brne .+14 ; 0x3f90 + 3f62: 85 37 cpi r24, 0x75 ; 117 + 3f64: 39 f4 brne .+14 ; 0x3f74 // READ SIGN - return what Avrdude wants to hear verifySpace(); - 3f82: 2e d0 rcall .+92 ; 0x3fe0 + 3f66: 24 d0 rcall .+72 ; 0x3fb0 putch(SIGNATURE_0); - 3f84: 8e e1 ldi r24, 0x1E ; 30 - 3f86: 0c d0 rcall .+24 ; 0x3fa0 + 3f68: 8e e1 ldi r24, 0x1E ; 30 + 3f6a: 0c d0 rcall .+24 ; 0x3f84 putch(SIGNATURE_1); - 3f88: 84 e9 ldi r24, 0x94 ; 148 - 3f8a: 0a d0 rcall .+20 ; 0x3fa0 + 3f6c: 84 e9 ldi r24, 0x94 ; 148 + 3f6e: 0a d0 rcall .+20 ; 0x3f84 putch(SIGNATURE_2); - 3f8c: 86 e0 ldi r24, 0x06 ; 6 - 3f8e: 8b cf rjmp .-234 ; 0x3ea6 + 3f70: 86 e0 ldi r24, 0x06 ; 6 + 3f72: 98 cf rjmp .-208 ; 0x3ea4 } else if (ch == 'Q') { - 3f90: 81 35 cpi r24, 0x51 ; 81 - 3f92: 11 f4 brne .+4 ; 0x3f98 + 3f74: 81 35 cpi r24, 0x51 ; 81 + 3f76: 11 f4 brne .+4 ; 0x3f7c // Adaboot no-wait mod watchdogConfig(WATCHDOG_16MS); - 3f94: 88 e0 ldi r24, 0x08 ; 8 - 3f96: 19 d0 rcall .+50 ; 0x3fca + 3f78: 88 e0 ldi r24, 0x08 ; 8 + 3f7a: 14 d0 rcall .+40 ; 0x3fa4 verifySpace(); } else { // This covers the response to commands like STK_ENTER_PROGMODE verifySpace(); - 3f98: 23 d0 rcall .+70 ; 0x3fe0 + 3f7c: 19 d0 rcall .+50 ; 0x3fb0 } putch(STK_OK); - 3f9a: 80 e1 ldi r24, 0x10 ; 16 - 3f9c: 01 d0 rcall .+2 ; 0x3fa0 - 3f9e: 5c cf rjmp .-328 ; 0x3e58 + 3f7e: 80 e1 ldi r24, 0x10 ; 16 + 3f80: 01 d0 rcall .+2 ; 0x3f84 + 3f82: 6a cf rjmp .-300 ; 0x3e58 -00003fa0 : +00003f84 : } } void putch(char ch) { - 3fa0: 98 2f mov r25, r24 + 3f84: 98 2f mov r25, r24 #ifndef SOFT_UART while (!(UCSR0A & _BV(UDRE0))); - 3fa2: 80 91 c0 00 lds r24, 0x00C0 - 3fa6: 85 ff sbrs r24, 5 - 3fa8: fc cf rjmp .-8 ; 0x3fa2 + 3f86: 80 91 c0 00 lds r24, 0x00C0 + 3f8a: 85 ff sbrs r24, 5 + 3f8c: fc cf rjmp .-8 ; 0x3f86 UDR0 = ch; - 3faa: 90 93 c6 00 sts 0x00C6, r25 + 3f8e: 90 93 c6 00 sts 0x00C6, r25 [uartBit] "I" (UART_TX_BIT) : "r25" ); #endif } - 3fae: 08 95 ret + 3f92: 08 95 ret -00003fb0 : - return getch(); +00003f94 : } +#endif // Watchdog functions. These are only safe with interrupts turned off. void watchdogReset() { __asm__ __volatile__ ( - 3fb0: a8 95 wdr + 3f94: a8 95 wdr [uartBit] "I" (UART_RX_BIT) : "r25" ); #else while(!(UCSR0A & _BV(RXC0))); - 3fb2: 80 91 c0 00 lds r24, 0x00C0 - 3fb6: 87 ff sbrs r24, 7 - 3fb8: fc cf rjmp .-8 ; 0x3fb2 + 3f96: 80 91 c0 00 lds r24, 0x00C0 + 3f9a: 87 ff sbrs r24, 7 + 3f9c: fc cf rjmp .-8 ; 0x3f96 ch = UDR0; - 3fba: 80 91 c6 00 lds r24, 0x00C6 + 3f9e: 80 91 c6 00 lds r24, 0x00C6 LED_PIN |= _BV(LED); #endif #endif return ch; } - 3fbe: 08 95 ret - -00003fc0 : - } while (--count); -} -#endif - -uint8_t getLen() { - getch(); - 3fc0: f7 df rcall .-18 ; 0x3fb0 - length = getch(); - 3fc2: f6 df rcall .-20 ; 0x3fb0 - 3fc4: 80 93 02 02 sts 0x0202, r24 - return getch(); -} - 3fc8: f3 cf rjmp .-26 ; 0x3fb0 + 3fa2: 08 95 ret -00003fca : +00003fa4 : "wdr\n" ); } void watchdogConfig(uint8_t x) { WDTCSR = _BV(WDCE) | _BV(WDE); - 3fca: e0 e6 ldi r30, 0x60 ; 96 - 3fcc: f0 e0 ldi r31, 0x00 ; 0 - 3fce: 98 e1 ldi r25, 0x18 ; 24 - 3fd0: 90 83 st Z, r25 + 3fa4: e0 e6 ldi r30, 0x60 ; 96 + 3fa6: f0 e0 ldi r31, 0x00 ; 0 + 3fa8: 98 e1 ldi r25, 0x18 ; 24 + 3faa: 90 83 st Z, r25 WDTCSR = x; - 3fd2: 80 83 st Z, r24 + 3fac: 80 83 st Z, r24 } - 3fd4: 08 95 ret - -00003fd6 : - -void appStart() { - watchdogConfig(WATCHDOG_OFF); - 3fd6: 80 e0 ldi r24, 0x00 ; 0 - 3fd8: f8 df rcall .-16 ; 0x3fca - __asm__ __volatile__ ( - 3fda: ee 27 eor r30, r30 - 3fdc: ff 27 eor r31, r31 - 3fde: 09 94 ijmp + 3fae: 08 95 ret -00003fe0 : +00003fb0 : do getch(); while (--count); verifySpace(); } void verifySpace() { - if (getch() != CRC_EOP) appStart(); - 3fe0: e7 df rcall .-50 ; 0x3fb0 - 3fe2: 80 32 cpi r24, 0x20 ; 32 - 3fe4: 09 f0 breq .+2 ; 0x3fe8 - 3fe6: f7 df rcall .-18 ; 0x3fd6 + if (getch() != CRC_EOP) { + 3fb0: f1 df rcall .-30 ; 0x3f94 + 3fb2: 80 32 cpi r24, 0x20 ; 32 + 3fb4: 19 f0 breq .+6 ; 0x3fbc + watchdogConfig(WATCHDOG_16MS); // shorten WD timeout + 3fb6: 88 e0 ldi r24, 0x08 ; 8 + 3fb8: f5 df rcall .-22 ; 0x3fa4 + 3fba: ff cf rjmp .-2 ; 0x3fba + while (1) // and busy-loop so that WD causes + ; // a reset and app start. + } putch(STK_INSYNC); - 3fe8: 84 e1 ldi r24, 0x14 ; 20 + 3fbc: 84 e1 ldi r24, 0x14 ; 20 } - 3fea: da cf rjmp .-76 ; 0x3fa0 + 3fbe: e2 cf rjmp .-60 ; 0x3f84 -00003fec : +00003fc0 : ::[count] "M" (UART_B_VALUE) ); } #endif void getNch(uint8_t count) { - 3fec: 1f 93 push r17 - 3fee: 18 2f mov r17, r24 + 3fc0: 1f 93 push r17 + 3fc2: 18 2f mov r17, r24 do getch(); while (--count); - 3ff0: df df rcall .-66 ; 0x3fb0 - 3ff2: 11 50 subi r17, 0x01 ; 1 - 3ff4: e9 f7 brne .-6 ; 0x3ff0 + 3fc4: e7 df rcall .-50 ; 0x3f94 + 3fc6: 11 50 subi r17, 0x01 ; 1 + 3fc8: e9 f7 brne .-6 ; 0x3fc4 verifySpace(); - 3ff6: f4 df rcall .-24 ; 0x3fe0 + 3fca: f2 df rcall .-28 ; 0x3fb0 +} + 3fcc: 1f 91 pop r17 + 3fce: 08 95 ret + +00003fd0 : + WDTCSR = _BV(WDCE) | _BV(WDE); + WDTCSR = x; } - 3ff8: 1f 91 pop r17 - 3ffa: 08 95 ret + +void appStart() { + watchdogConfig(WATCHDOG_OFF); + 3fd0: 80 e0 ldi r24, 0x00 ; 0 + 3fd2: e8 df rcall .-48 ; 0x3fa4 + __asm__ __volatile__ ( + 3fd4: ee 27 eor r30, r30 + 3fd6: ff 27 eor r31, r31 + 3fd8: 09 94 ijmp diff --git a/bootloaders/optiboot/optiboot_pro_20mhz.hex b/bootloaders/optiboot/optiboot_pro_20mhz.hex index 01c974c..58ed1dc 100644 --- a/bootloaders/optiboot/optiboot_pro_20mhz.hex +++ b/bootloaders/optiboot/optiboot_pro_20mhz.hex @@ -1,35 +1,33 @@ -:103E0000112484B714BE81FFE6D085E08093810041 +:103E0000112484B714BE81FFE3D085E08093810044 :103E100082E08093C00088E18093C10086E08093B7 -:103E2000C20085E18093C4008EE0CFD0259A86E061 +:103E2000C20085E18093C4008EE0BCD0259A86E074 :103E30002CE33BEF91E0309385002093840096BB08 -:103E4000B09BFECF1D9AA8958150A9F7DD24D3948D -:103E5000A5E0EA2EF1E1FF2EABD0813421F481E020 -:103E6000C5D083E020C0823411F484E103C08534DE -:103E700019F485E0BBD091C0853581F499D0082F25 -:103E800010E096D090E0982F8827802B912B880FF8 -:103E9000991F90930102809300027EC0863529F419 -:103EA00084E0A4D080E07CD078C0843609F04EC095 -:103EB00087D0E0910002F091010288E3E030F8073A -:103EC00018F483E087BFE895C0E0D1E071D0899312 -:103ED000809102028150809302028823B9F7E09119 -:103EE0000002F091010288E3E030F80718F083E067 -:103EF00087BFE89575D007B600FCFDCF4091000262 -:103F000050910102A0E0B1E02C9130E011968C912B -:103F1000119790E0982F8827822B932B1296FA0105 -:103F20000C01D7BEE89511244E5F5F4FF1E0A03839 -:103F3000BF0751F7E0910002F0910102E7BEE8955A -:103F400007B600FCFDCFF7BEE89527C08437B9F46B -:103F500037D046D0E0910002F09101023196F09303 -:103F60000102E09300023197E4918E2F19D08091E5 -:103F70000202815080930202882361F70EC08537C8 -:103F800039F42ED08EE10CD084E90AD086E08BCFB4 -:103F9000813511F488E019D023D080E101D05CCFC5 -:103FA000982F8091C00085FFFCCF9093C6000895A4 -:103FB000A8958091C00087FFFCCF8091C60008952E -:103FC000F7DFF6DF80930202F3CFE0E6F0E098E15E -:103FD00090838083089580E0F8DFEE27FF2709941F -:103FE000E7DF803209F0F7DF84E1DACF1F93182F83 -:0C3FF000DFDF1150E9F7F4DF1F910895A6 +:103E4000B09BFECF1D9AA8958150A9F79924939411 +:103E5000A5E0AA2EF1E1BF2E9DD0813421F481E0AE +:103E6000AFD083E01FC0823411F484E103C08534F5 +:103E700019F485E0A5D083C0853579F48BD0E82E80 +:103E8000FF2488D0082F10E0102F00270E291F29AB +:103E9000000F111F8DD0680172C0863529F484E0AF +:103EA0008FD080E06FD06BC0843609F042C072D0F2 +:103EB00071D0082F6FD080E0C81688E3D80620F4B0 +:103EC00083E0F60187BFE895C0E0D1E063D0899335 +:103ED0000C17E1F7F0E0CF16F8E3DF0620F083E0FF +:103EE000F60187BFE89564D007B600FCFDCFA601B8 +:103EF000A0E0B1E02C9130E011968C91119790E008 +:103F0000982F8827822B932B1296FA010C0197BECB +:103F1000E89511244E5F5F4FF1E0A038BF0751F7DD +:103F2000F601A7BEE89507B600FCFDCFB7BEE89541 +:103F300026C08437B1F42ED02DD0F82E2BD038D017 +:103F4000F601EF2C8F010F5F1F4F84911BD0EA9475 +:103F5000F801C1F70894C11CD11CFA94CF0CD11CF4 +:103F60000EC0853739F424D08EE10CD084E90AD014 +:103F700086E098CF813511F488E014D019D080E123 +:103F800001D06ACF982F8091C00085FFFCCF90931D +:103F9000C6000895A8958091C00087FFFCCF80914E +:103FA000C6000895E0E6F0E098E1908380830895EC +:103FB000F1DF803219F088E0F5DFFFCF84E1E2CF56 +:103FC0001F93182FE7DF1150E9F7F2DF1F910895D3 +:0A3FD00080E0E8DFEE27FF270994E8 :023FFE000104BC :0400000300003E00BB :00000001FF diff --git a/bootloaders/optiboot/optiboot_pro_20mhz.lst b/bootloaders/optiboot/optiboot_pro_20mhz.lst index ba7b6b6..cd2d66a 100644 --- a/bootloaders/optiboot/optiboot_pro_20mhz.lst +++ b/bootloaders/optiboot/optiboot_pro_20mhz.lst @@ -3,27 +3,27 @@ optiboot_pro_20mhz.elf: file format elf32-avr Sections: Idx Name Size VMA LMA File off Algn - 0 .text 000001fc 00003e00 00003e00 00000054 2**1 + 0 .text 000001da 00003e00 00003e00 00000054 2**1 CONTENTS, ALLOC, LOAD, READONLY, CODE - 1 .version 00000002 00003ffe 00003ffe 00000250 2**0 + 1 .version 00000002 00003ffe 00003ffe 0000022e 2**0 CONTENTS, READONLY - 2 .debug_aranges 00000028 00000000 00000000 00000252 2**0 + 2 .debug_aranges 00000028 00000000 00000000 00000230 2**0 CONTENTS, READONLY, DEBUGGING - 3 .debug_pubnames 0000006a 00000000 00000000 0000027a 2**0 + 3 .debug_pubnames 0000005f 00000000 00000000 00000258 2**0 CONTENTS, READONLY, DEBUGGING - 4 .debug_info 00000285 00000000 00000000 000002e4 2**0 + 4 .debug_info 0000028c 00000000 00000000 000002b7 2**0 CONTENTS, READONLY, DEBUGGING - 5 .debug_abbrev 0000019f 00000000 00000000 00000569 2**0 + 5 .debug_abbrev 00000199 00000000 00000000 00000543 2**0 CONTENTS, READONLY, DEBUGGING - 6 .debug_line 00000453 00000000 00000000 00000708 2**0 + 6 .debug_line 00000456 00000000 00000000 000006dc 2**0 CONTENTS, READONLY, DEBUGGING - 7 .debug_frame 00000090 00000000 00000000 00000b5c 2**2 + 7 .debug_frame 00000080 00000000 00000000 00000b34 2**2 CONTENTS, READONLY, DEBUGGING - 8 .debug_str 00000141 00000000 00000000 00000bec 2**0 + 8 .debug_str 00000149 00000000 00000000 00000bb4 2**0 CONTENTS, READONLY, DEBUGGING - 9 .debug_loc 000001e1 00000000 00000000 00000d2d 2**0 + 9 .debug_loc 0000027e 00000000 00000000 00000cfd 2**0 CONTENTS, READONLY, DEBUGGING - 10 .debug_ranges 00000068 00000000 00000000 00000f0e 2**0 + 10 .debug_ranges 00000060 00000000 00000000 00000f7b 2**0 CONTENTS, READONLY, DEBUGGING Disassembly of section .text: @@ -47,7 +47,7 @@ int main(void) { 3e04: 14 be out 0x34, r1 ; 52 if (!(ch & _BV(EXTRF))) appStart(); 3e06: 81 ff sbrs r24, 1 - 3e08: e6 d0 rcall .+460 ; 0x3fd6 + 3e08: e3 d0 rcall .+454 ; 0x3fd0 #if LED_START_FLASHES > 0 // Set up Timer 1 for timeout counter @@ -77,7 +77,7 @@ int main(void) { // Set up watchdog to trigger after 500ms watchdogConfig(WATCHDOG_1S); 3e28: 8e e0 ldi r24, 0x0E ; 14 - 3e2a: cf d0 rcall .+414 ; 0x3fca + 3e2a: bc d0 rcall .+376 ; 0x3fa4 /* Set LED pin as output */ LED_DDR |= _BV(LED); @@ -111,8 +111,8 @@ void flash_led(uint8_t count) { #else LED_PIN |= _BV(LED); 3e44: 1d 9a sbi 0x03, 5 ; 3 - return getch(); } +#endif // Watchdog functions. These are only safe with interrupts turned off. void watchdogReset() { @@ -132,8 +132,8 @@ void watchdogReset() { if(ch == STK_GET_PARAMETER) { // GET PARAMETER returns a generic 0x03 reply - enough to keep Avrdude happy getNch(1); - 3e4c: dd 24 eor r13, r13 - 3e4e: d3 94 inc r13 + 3e4c: 99 24 eor r9, r9 + 3e4e: 93 94 inc r9 __boot_page_fill_short((uint16_t)(void*)addrPtr,a); addrPtr += 2; } while (--ch); @@ -141,21 +141,21 @@ void watchdogReset() { // Write from programming buffer __boot_page_write_short((uint16_t)(void*)address); 3e50: a5 e0 ldi r26, 0x05 ; 5 - 3e52: ea 2e mov r14, r26 + 3e52: aa 2e mov r10, r26 boot_spm_busy_wait(); #if defined(RWWSRE) // Reenable read access to flash boot_rww_enable(); 3e54: f1 e1 ldi r31, 0x11 ; 17 - 3e56: ff 2e mov r15, r31 + 3e56: bf 2e mov r11, r31 #endif /* Forever loop */ for (;;) { /* get character from UART */ ch = getch(); - 3e58: ab d0 rcall .+342 ; 0x3fb0 + 3e58: 9d d0 rcall .+314 ; 0x3f94 if(ch == STK_GET_PARAMETER) { 3e5a: 81 34 cpi r24, 0x41 ; 65 @@ -163,10 +163,10 @@ void watchdogReset() { // GET PARAMETER returns a generic 0x03 reply - enough to keep Avrdude happy getNch(1); 3e5e: 81 e0 ldi r24, 0x01 ; 1 - 3e60: c5 d0 rcall .+394 ; 0x3fec + 3e60: af d0 rcall .+350 ; 0x3fc0 putch(0x03); 3e62: 83 e0 ldi r24, 0x03 ; 3 - 3e64: 20 c0 rjmp .+64 ; 0x3ea6 + 3e64: 1f c0 rjmp .+62 ; 0x3ea4 } else if(ch == STK_SET_DEVICE) { 3e66: 82 34 cpi r24, 0x42 ; 66 @@ -182,71 +182,77 @@ void watchdogReset() { // SET DEVICE EXT is ignored getNch(5); 3e72: 85 e0 ldi r24, 0x05 ; 5 - 3e74: bb d0 rcall .+374 ; 0x3fec - 3e76: 91 c0 rjmp .+290 ; 0x3f9a + 3e74: a5 d0 rcall .+330 ; 0x3fc0 + 3e76: 83 c0 rjmp .+262 ; 0x3f7e } else if(ch == STK_LOAD_ADDRESS) { 3e78: 85 35 cpi r24, 0x55 ; 85 - 3e7a: 81 f4 brne .+32 ; 0x3e9c + 3e7a: 79 f4 brne .+30 ; 0x3e9a // LOAD ADDRESS uint16_t newAddress; newAddress = getch(); - 3e7c: 99 d0 rcall .+306 ; 0x3fb0 + 3e7c: 8b d0 rcall .+278 ; 0x3f94 newAddress = (newAddress & 0xff) | (getch() << 8); - 3e7e: 08 2f mov r16, r24 - 3e80: 10 e0 ldi r17, 0x00 ; 0 - 3e82: 96 d0 rcall .+300 ; 0x3fb0 - 3e84: 90 e0 ldi r25, 0x00 ; 0 - 3e86: 98 2f mov r25, r24 - 3e88: 88 27 eor r24, r24 - 3e8a: 80 2b or r24, r16 - 3e8c: 91 2b or r25, r17 + 3e7e: e8 2e mov r14, r24 + 3e80: ff 24 eor r15, r15 + 3e82: 88 d0 rcall .+272 ; 0x3f94 + 3e84: 08 2f mov r16, r24 + 3e86: 10 e0 ldi r17, 0x00 ; 0 + 3e88: 10 2f mov r17, r16 + 3e8a: 00 27 eor r16, r16 + 3e8c: 0e 29 or r16, r14 + 3e8e: 1f 29 or r17, r15 #ifdef RAMPZ // Transfer top bit to RAMPZ RAMPZ = (newAddress & 0x8000) ? 1 : 0; #endif newAddress += newAddress; // Convert from word address to byte address - 3e8e: 88 0f add r24, r24 - 3e90: 99 1f adc r25, r25 + 3e90: 00 0f add r16, r16 + 3e92: 11 1f adc r17, r17 address = newAddress; - 3e92: 90 93 01 02 sts 0x0201, r25 - 3e96: 80 93 00 02 sts 0x0200, r24 - 3e9a: 7e c0 rjmp .+252 ; 0x3f98 verifySpace(); + 3e94: 8d d0 rcall .+282 ; 0x3fb0 + 3e96: 68 01 movw r12, r16 + 3e98: 72 c0 rjmp .+228 ; 0x3f7e } else if(ch == STK_UNIVERSAL) { - 3e9c: 86 35 cpi r24, 0x56 ; 86 - 3e9e: 29 f4 brne .+10 ; 0x3eaa + 3e9a: 86 35 cpi r24, 0x56 ; 86 + 3e9c: 29 f4 brne .+10 ; 0x3ea8 // UNIVERSAL command is ignored getNch(4); - 3ea0: 84 e0 ldi r24, 0x04 ; 4 - 3ea2: a4 d0 rcall .+328 ; 0x3fec + 3e9e: 84 e0 ldi r24, 0x04 ; 4 + 3ea0: 8f d0 rcall .+286 ; 0x3fc0 putch(0x00); - 3ea4: 80 e0 ldi r24, 0x00 ; 0 - 3ea6: 7c d0 rcall .+248 ; 0x3fa0 - 3ea8: 78 c0 rjmp .+240 ; 0x3f9a + 3ea2: 80 e0 ldi r24, 0x00 ; 0 + 3ea4: 6f d0 rcall .+222 ; 0x3f84 + 3ea6: 6b c0 rjmp .+214 ; 0x3f7e } /* Write memory, length is big endian and is in bytes */ else if(ch == STK_PROG_PAGE) { - 3eaa: 84 36 cpi r24, 0x64 ; 100 - 3eac: 09 f0 breq .+2 ; 0x3eb0 - 3eae: 4e c0 rjmp .+156 ; 0x3f4c + 3ea8: 84 36 cpi r24, 0x64 ; 100 + 3eaa: 09 f0 breq .+2 ; 0x3eae + 3eac: 42 c0 rjmp .+132 ; 0x3f32 // PROGRAM PAGE - we support flash programming only, not EEPROM uint8_t *bufPtr; uint16_t addrPtr; - getLen(); - 3eb0: 87 d0 rcall .+270 ; 0x3fc0 + getch(); /* getlen() */ + 3eae: 72 d0 rcall .+228 ; 0x3f94 + length = getch(); + 3eb0: 71 d0 rcall .+226 ; 0x3f94 + 3eb2: 08 2f mov r16, r24 + getch(); + 3eb4: 6f d0 rcall .+222 ; 0x3f94 // If we are in RWW section, immediately start page erase if (address < NRWWSTART) __boot_page_erase_short((uint16_t)(void*)address); - 3eb2: e0 91 00 02 lds r30, 0x0200 - 3eb6: f0 91 01 02 lds r31, 0x0201 + 3eb6: 80 e0 ldi r24, 0x00 ; 0 + 3eb8: c8 16 cp r12, r24 3eba: 88 e3 ldi r24, 0x38 ; 56 - 3ebc: e0 30 cpi r30, 0x00 ; 0 - 3ebe: f8 07 cpc r31, r24 - 3ec0: 18 f4 brcc .+6 ; 0x3ec8 - 3ec2: 83 e0 ldi r24, 0x03 ; 3 + 3ebc: d8 06 cpc r13, r24 + 3ebe: 20 f4 brcc .+8 ; 0x3ec8 + 3ec0: 83 e0 ldi r24, 0x03 ; 3 + 3ec2: f6 01 movw r30, r12 3ec4: 87 bf out 0x37, r24 ; 55 3ec6: e8 95 spm 3ec8: c0 e0 ldi r28, 0x00 ; 0 @@ -255,302 +261,301 @@ void watchdogReset() { // While that is going on, read in page contents bufPtr = buff; do *bufPtr++ = getch(); - 3ecc: 71 d0 rcall .+226 ; 0x3fb0 + 3ecc: 63 d0 rcall .+198 ; 0x3f94 3ece: 89 93 st Y+, r24 while (--length); - 3ed0: 80 91 02 02 lds r24, 0x0202 - 3ed4: 81 50 subi r24, 0x01 ; 1 - 3ed6: 80 93 02 02 sts 0x0202, r24 - 3eda: 88 23 and r24, r24 - 3edc: b9 f7 brne .-18 ; 0x3ecc + 3ed0: 0c 17 cp r16, r28 + 3ed2: e1 f7 brne .-8 ; 0x3ecc // If we are in NRWW section, page erase has to be delayed until now. // Todo: Take RAMPZ into account if (address >= NRWWSTART) __boot_page_erase_short((uint16_t)(void*)address); - 3ede: e0 91 00 02 lds r30, 0x0200 - 3ee2: f0 91 01 02 lds r31, 0x0201 - 3ee6: 88 e3 ldi r24, 0x38 ; 56 - 3ee8: e0 30 cpi r30, 0x00 ; 0 - 3eea: f8 07 cpc r31, r24 - 3eec: 18 f0 brcs .+6 ; 0x3ef4 - 3eee: 83 e0 ldi r24, 0x03 ; 3 - 3ef0: 87 bf out 0x37, r24 ; 55 - 3ef2: e8 95 spm + 3ed4: f0 e0 ldi r31, 0x00 ; 0 + 3ed6: cf 16 cp r12, r31 + 3ed8: f8 e3 ldi r31, 0x38 ; 56 + 3eda: df 06 cpc r13, r31 + 3edc: 20 f0 brcs .+8 ; 0x3ee6 + 3ede: 83 e0 ldi r24, 0x03 ; 3 + 3ee0: f6 01 movw r30, r12 + 3ee2: 87 bf out 0x37, r24 ; 55 + 3ee4: e8 95 spm // Read command terminator, start reply verifySpace(); - 3ef4: 75 d0 rcall .+234 ; 0x3fe0 + 3ee6: 64 d0 rcall .+200 ; 0x3fb0 // If only a partial page is to be programmed, the erase might not be complete. // So check that here boot_spm_busy_wait(); - 3ef6: 07 b6 in r0, 0x37 ; 55 - 3ef8: 00 fc sbrc r0, 0 - 3efa: fd cf rjmp .-6 ; 0x3ef6 - } -#endif - - // Copy buffer into programming buffer + 3ee8: 07 b6 in r0, 0x37 ; 55 + 3eea: 00 fc sbrc r0, 0 + 3eec: fd cf rjmp .-6 ; 0x3ee8 + 3eee: a6 01 movw r20, r12 + 3ef0: a0 e0 ldi r26, 0x00 ; 0 + 3ef2: b1 e0 ldi r27, 0x01 ; 1 bufPtr = buff; addrPtr = (uint16_t)(void*)address; - 3efc: 40 91 00 02 lds r20, 0x0200 - 3f00: 50 91 01 02 lds r21, 0x0201 - 3f04: a0 e0 ldi r26, 0x00 ; 0 - 3f06: b1 e0 ldi r27, 0x01 ; 1 ch = SPM_PAGESIZE / 2; do { uint16_t a; a = *bufPtr++; - 3f08: 2c 91 ld r18, X - 3f0a: 30 e0 ldi r19, 0x00 ; 0 + 3ef4: 2c 91 ld r18, X + 3ef6: 30 e0 ldi r19, 0x00 ; 0 a |= (*bufPtr++) << 8; - 3f0c: 11 96 adiw r26, 0x01 ; 1 - 3f0e: 8c 91 ld r24, X - 3f10: 11 97 sbiw r26, 0x01 ; 1 - 3f12: 90 e0 ldi r25, 0x00 ; 0 - 3f14: 98 2f mov r25, r24 - 3f16: 88 27 eor r24, r24 - 3f18: 82 2b or r24, r18 - 3f1a: 93 2b or r25, r19 + 3ef8: 11 96 adiw r26, 0x01 ; 1 + 3efa: 8c 91 ld r24, X + 3efc: 11 97 sbiw r26, 0x01 ; 1 + 3efe: 90 e0 ldi r25, 0x00 ; 0 + 3f00: 98 2f mov r25, r24 + 3f02: 88 27 eor r24, r24 + 3f04: 82 2b or r24, r18 + 3f06: 93 2b or r25, r19 #define rstVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+4)) #define wdtVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+6)) #endif /* main program starts here */ int main(void) { - 3f1c: 12 96 adiw r26, 0x02 ; 2 + 3f08: 12 96 adiw r26, 0x02 ; 2 ch = SPM_PAGESIZE / 2; do { uint16_t a; a = *bufPtr++; a |= (*bufPtr++) << 8; __boot_page_fill_short((uint16_t)(void*)addrPtr,a); - 3f1e: fa 01 movw r30, r20 - 3f20: 0c 01 movw r0, r24 - 3f22: d7 be out 0x37, r13 ; 55 - 3f24: e8 95 spm - 3f26: 11 24 eor r1, r1 + 3f0a: fa 01 movw r30, r20 + 3f0c: 0c 01 movw r0, r24 + 3f0e: 97 be out 0x37, r9 ; 55 + 3f10: e8 95 spm + 3f12: 11 24 eor r1, r1 addrPtr += 2; - 3f28: 4e 5f subi r20, 0xFE ; 254 - 3f2a: 5f 4f sbci r21, 0xFF ; 255 + 3f14: 4e 5f subi r20, 0xFE ; 254 + 3f16: 5f 4f sbci r21, 0xFF ; 255 } while (--ch); - 3f2c: f1 e0 ldi r31, 0x01 ; 1 - 3f2e: a0 38 cpi r26, 0x80 ; 128 - 3f30: bf 07 cpc r27, r31 - 3f32: 51 f7 brne .-44 ; 0x3f08 + 3f18: f1 e0 ldi r31, 0x01 ; 1 + 3f1a: a0 38 cpi r26, 0x80 ; 128 + 3f1c: bf 07 cpc r27, r31 + 3f1e: 51 f7 brne .-44 ; 0x3ef4 // Write from programming buffer __boot_page_write_short((uint16_t)(void*)address); - 3f34: e0 91 00 02 lds r30, 0x0200 - 3f38: f0 91 01 02 lds r31, 0x0201 - 3f3c: e7 be out 0x37, r14 ; 55 - 3f3e: e8 95 spm + 3f20: f6 01 movw r30, r12 + 3f22: a7 be out 0x37, r10 ; 55 + 3f24: e8 95 spm boot_spm_busy_wait(); - 3f40: 07 b6 in r0, 0x37 ; 55 - 3f42: 00 fc sbrc r0, 0 - 3f44: fd cf rjmp .-6 ; 0x3f40 + 3f26: 07 b6 in r0, 0x37 ; 55 + 3f28: 00 fc sbrc r0, 0 + 3f2a: fd cf rjmp .-6 ; 0x3f26 #if defined(RWWSRE) // Reenable read access to flash boot_rww_enable(); - 3f46: f7 be out 0x37, r15 ; 55 - 3f48: e8 95 spm - 3f4a: 27 c0 rjmp .+78 ; 0x3f9a + 3f2c: b7 be out 0x37, r11 ; 55 + 3f2e: e8 95 spm + 3f30: 26 c0 rjmp .+76 ; 0x3f7e #endif } /* Read memory block mode, length is big endian. */ else if(ch == STK_READ_PAGE) { - 3f4c: 84 37 cpi r24, 0x74 ; 116 - 3f4e: b9 f4 brne .+46 ; 0x3f7e + 3f32: 84 37 cpi r24, 0x74 ; 116 + 3f34: b1 f4 brne .+44 ; 0x3f62 // READ PAGE - we only read flash - getLen(); - 3f50: 37 d0 rcall .+110 ; 0x3fc0 + getch(); /* getlen() */ + 3f36: 2e d0 rcall .+92 ; 0x3f94 + length = getch(); + 3f38: 2d d0 rcall .+90 ; 0x3f94 + 3f3a: f8 2e mov r15, r24 + getch(); + 3f3c: 2b d0 rcall .+86 ; 0x3f94 + verifySpace(); - 3f52: 46 d0 rcall .+140 ; 0x3fe0 + 3f3e: 38 d0 rcall .+112 ; 0x3fb0 + 3f40: f6 01 movw r30, r12 + 3f42: ef 2c mov r14, r15 putch(result); address++; } while (--length); #else do putch(pgm_read_byte_near(address++)); - 3f54: e0 91 00 02 lds r30, 0x0200 - 3f58: f0 91 01 02 lds r31, 0x0201 - 3f5c: 31 96 adiw r30, 0x01 ; 1 - 3f5e: f0 93 01 02 sts 0x0201, r31 - 3f62: e0 93 00 02 sts 0x0200, r30 - 3f66: 31 97 sbiw r30, 0x01 ; 1 - 3f68: e4 91 lpm r30, Z+ - 3f6a: 8e 2f mov r24, r30 - 3f6c: 19 d0 rcall .+50 ; 0x3fa0 + 3f44: 8f 01 movw r16, r30 + 3f46: 0f 5f subi r16, 0xFF ; 255 + 3f48: 1f 4f sbci r17, 0xFF ; 255 + 3f4a: 84 91 lpm r24, Z+ + 3f4c: 1b d0 rcall .+54 ; 0x3f84 while (--length); - 3f6e: 80 91 02 02 lds r24, 0x0202 - 3f72: 81 50 subi r24, 0x01 ; 1 - 3f74: 80 93 02 02 sts 0x0202, r24 - 3f78: 88 23 and r24, r24 - 3f7a: 61 f7 brne .-40 ; 0x3f54 - 3f7c: 0e c0 rjmp .+28 ; 0x3f9a + 3f4e: ea 94 dec r14 + 3f50: f8 01 movw r30, r16 + 3f52: c1 f7 brne .-16 ; 0x3f44 +#define rstVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+4)) +#define wdtVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+6)) +#endif + +/* main program starts here */ +int main(void) { + 3f54: 08 94 sec + 3f56: c1 1c adc r12, r1 + 3f58: d1 1c adc r13, r1 + 3f5a: fa 94 dec r15 + 3f5c: cf 0c add r12, r15 + 3f5e: d1 1c adc r13, r1 + 3f60: 0e c0 rjmp .+28 ; 0x3f7e #endif #endif } /* Get device signature bytes */ else if(ch == STK_READ_SIGN) { - 3f7e: 85 37 cpi r24, 0x75 ; 117 - 3f80: 39 f4 brne .+14 ; 0x3f90 + 3f62: 85 37 cpi r24, 0x75 ; 117 + 3f64: 39 f4 brne .+14 ; 0x3f74 // READ SIGN - return what Avrdude wants to hear verifySpace(); - 3f82: 2e d0 rcall .+92 ; 0x3fe0 + 3f66: 24 d0 rcall .+72 ; 0x3fb0 putch(SIGNATURE_0); - 3f84: 8e e1 ldi r24, 0x1E ; 30 - 3f86: 0c d0 rcall .+24 ; 0x3fa0 + 3f68: 8e e1 ldi r24, 0x1E ; 30 + 3f6a: 0c d0 rcall .+24 ; 0x3f84 putch(SIGNATURE_1); - 3f88: 84 e9 ldi r24, 0x94 ; 148 - 3f8a: 0a d0 rcall .+20 ; 0x3fa0 + 3f6c: 84 e9 ldi r24, 0x94 ; 148 + 3f6e: 0a d0 rcall .+20 ; 0x3f84 putch(SIGNATURE_2); - 3f8c: 86 e0 ldi r24, 0x06 ; 6 - 3f8e: 8b cf rjmp .-234 ; 0x3ea6 + 3f70: 86 e0 ldi r24, 0x06 ; 6 + 3f72: 98 cf rjmp .-208 ; 0x3ea4 } else if (ch == 'Q') { - 3f90: 81 35 cpi r24, 0x51 ; 81 - 3f92: 11 f4 brne .+4 ; 0x3f98 + 3f74: 81 35 cpi r24, 0x51 ; 81 + 3f76: 11 f4 brne .+4 ; 0x3f7c // Adaboot no-wait mod watchdogConfig(WATCHDOG_16MS); - 3f94: 88 e0 ldi r24, 0x08 ; 8 - 3f96: 19 d0 rcall .+50 ; 0x3fca + 3f78: 88 e0 ldi r24, 0x08 ; 8 + 3f7a: 14 d0 rcall .+40 ; 0x3fa4 verifySpace(); } else { // This covers the response to commands like STK_ENTER_PROGMODE verifySpace(); - 3f98: 23 d0 rcall .+70 ; 0x3fe0 + 3f7c: 19 d0 rcall .+50 ; 0x3fb0 } putch(STK_OK); - 3f9a: 80 e1 ldi r24, 0x10 ; 16 - 3f9c: 01 d0 rcall .+2 ; 0x3fa0 - 3f9e: 5c cf rjmp .-328 ; 0x3e58 + 3f7e: 80 e1 ldi r24, 0x10 ; 16 + 3f80: 01 d0 rcall .+2 ; 0x3f84 + 3f82: 6a cf rjmp .-300 ; 0x3e58 -00003fa0 : +00003f84 : } } void putch(char ch) { - 3fa0: 98 2f mov r25, r24 + 3f84: 98 2f mov r25, r24 #ifndef SOFT_UART while (!(UCSR0A & _BV(UDRE0))); - 3fa2: 80 91 c0 00 lds r24, 0x00C0 - 3fa6: 85 ff sbrs r24, 5 - 3fa8: fc cf rjmp .-8 ; 0x3fa2 + 3f86: 80 91 c0 00 lds r24, 0x00C0 + 3f8a: 85 ff sbrs r24, 5 + 3f8c: fc cf rjmp .-8 ; 0x3f86 UDR0 = ch; - 3faa: 90 93 c6 00 sts 0x00C6, r25 + 3f8e: 90 93 c6 00 sts 0x00C6, r25 [uartBit] "I" (UART_TX_BIT) : "r25" ); #endif } - 3fae: 08 95 ret + 3f92: 08 95 ret -00003fb0 : - return getch(); +00003f94 : } +#endif // Watchdog functions. These are only safe with interrupts turned off. void watchdogReset() { __asm__ __volatile__ ( - 3fb0: a8 95 wdr + 3f94: a8 95 wdr [uartBit] "I" (UART_RX_BIT) : "r25" ); #else while(!(UCSR0A & _BV(RXC0))); - 3fb2: 80 91 c0 00 lds r24, 0x00C0 - 3fb6: 87 ff sbrs r24, 7 - 3fb8: fc cf rjmp .-8 ; 0x3fb2 + 3f96: 80 91 c0 00 lds r24, 0x00C0 + 3f9a: 87 ff sbrs r24, 7 + 3f9c: fc cf rjmp .-8 ; 0x3f96 ch = UDR0; - 3fba: 80 91 c6 00 lds r24, 0x00C6 + 3f9e: 80 91 c6 00 lds r24, 0x00C6 LED_PIN |= _BV(LED); #endif #endif return ch; } - 3fbe: 08 95 ret - -00003fc0 : - } while (--count); -} -#endif - -uint8_t getLen() { - getch(); - 3fc0: f7 df rcall .-18 ; 0x3fb0 - length = getch(); - 3fc2: f6 df rcall .-20 ; 0x3fb0 - 3fc4: 80 93 02 02 sts 0x0202, r24 - return getch(); -} - 3fc8: f3 cf rjmp .-26 ; 0x3fb0 + 3fa2: 08 95 ret -00003fca : +00003fa4 : "wdr\n" ); } void watchdogConfig(uint8_t x) { WDTCSR = _BV(WDCE) | _BV(WDE); - 3fca: e0 e6 ldi r30, 0x60 ; 96 - 3fcc: f0 e0 ldi r31, 0x00 ; 0 - 3fce: 98 e1 ldi r25, 0x18 ; 24 - 3fd0: 90 83 st Z, r25 + 3fa4: e0 e6 ldi r30, 0x60 ; 96 + 3fa6: f0 e0 ldi r31, 0x00 ; 0 + 3fa8: 98 e1 ldi r25, 0x18 ; 24 + 3faa: 90 83 st Z, r25 WDTCSR = x; - 3fd2: 80 83 st Z, r24 + 3fac: 80 83 st Z, r24 } - 3fd4: 08 95 ret - -00003fd6 : - -void appStart() { - watchdogConfig(WATCHDOG_OFF); - 3fd6: 80 e0 ldi r24, 0x00 ; 0 - 3fd8: f8 df rcall .-16 ; 0x3fca - __asm__ __volatile__ ( - 3fda: ee 27 eor r30, r30 - 3fdc: ff 27 eor r31, r31 - 3fde: 09 94 ijmp + 3fae: 08 95 ret -00003fe0 : +00003fb0 : do getch(); while (--count); verifySpace(); } void verifySpace() { - if (getch() != CRC_EOP) appStart(); - 3fe0: e7 df rcall .-50 ; 0x3fb0 - 3fe2: 80 32 cpi r24, 0x20 ; 32 - 3fe4: 09 f0 breq .+2 ; 0x3fe8 - 3fe6: f7 df rcall .-18 ; 0x3fd6 + if (getch() != CRC_EOP) { + 3fb0: f1 df rcall .-30 ; 0x3f94 + 3fb2: 80 32 cpi r24, 0x20 ; 32 + 3fb4: 19 f0 breq .+6 ; 0x3fbc + watchdogConfig(WATCHDOG_16MS); // shorten WD timeout + 3fb6: 88 e0 ldi r24, 0x08 ; 8 + 3fb8: f5 df rcall .-22 ; 0x3fa4 + 3fba: ff cf rjmp .-2 ; 0x3fba + while (1) // and busy-loop so that WD causes + ; // a reset and app start. + } putch(STK_INSYNC); - 3fe8: 84 e1 ldi r24, 0x14 ; 20 + 3fbc: 84 e1 ldi r24, 0x14 ; 20 } - 3fea: da cf rjmp .-76 ; 0x3fa0 + 3fbe: e2 cf rjmp .-60 ; 0x3f84 -00003fec : +00003fc0 : ::[count] "M" (UART_B_VALUE) ); } #endif void getNch(uint8_t count) { - 3fec: 1f 93 push r17 - 3fee: 18 2f mov r17, r24 + 3fc0: 1f 93 push r17 + 3fc2: 18 2f mov r17, r24 do getch(); while (--count); - 3ff0: df df rcall .-66 ; 0x3fb0 - 3ff2: 11 50 subi r17, 0x01 ; 1 - 3ff4: e9 f7 brne .-6 ; 0x3ff0 + 3fc4: e7 df rcall .-50 ; 0x3f94 + 3fc6: 11 50 subi r17, 0x01 ; 1 + 3fc8: e9 f7 brne .-6 ; 0x3fc4 verifySpace(); - 3ff6: f4 df rcall .-24 ; 0x3fe0 + 3fca: f2 df rcall .-28 ; 0x3fb0 +} + 3fcc: 1f 91 pop r17 + 3fce: 08 95 ret + +00003fd0 : + WDTCSR = _BV(WDCE) | _BV(WDE); + WDTCSR = x; } - 3ff8: 1f 91 pop r17 - 3ffa: 08 95 ret + +void appStart() { + watchdogConfig(WATCHDOG_OFF); + 3fd0: 80 e0 ldi r24, 0x00 ; 0 + 3fd2: e8 df rcall .-48 ; 0x3fa4 + __asm__ __volatile__ ( + 3fd4: ee 27 eor r30, r30 + 3fd6: ff 27 eor r31, r31 + 3fd8: 09 94 ijmp diff --git a/bootloaders/optiboot/optiboot_pro_8MHz.hex b/bootloaders/optiboot/optiboot_pro_8MHz.hex index 77897e7..dcdbbb4 100644 --- a/bootloaders/optiboot/optiboot_pro_8MHz.hex +++ b/bootloaders/optiboot/optiboot_pro_8MHz.hex @@ -1,35 +1,33 @@ -:103E0000112484B714BE81FFE6D085E08093810041 +:103E0000112484B714BE81FFE3D085E08093810044 :103E100082E08093C00088E18093C10086E08093B7 -:103E2000C20088E08093C4008EE0CFD0259A86E05F +:103E2000C20088E08093C4008EE0BCD0259A86E072 :103E300028E13EEF91E0309385002093840096BB0B -:103E4000B09BFECF1D9AA8958150A9F7DD24D3948D -:103E5000A5E0EA2EF1E1FF2EABD0813421F481E020 -:103E6000C5D083E020C0823411F484E103C08534DE -:103E700019F485E0BBD091C0853581F499D0082F25 -:103E800010E096D090E0982F8827802B912B880FF8 -:103E9000991F90930102809300027EC0863529F419 -:103EA00084E0A4D080E07CD078C0843609F04EC095 -:103EB00087D0E0910002F091010288E3E030F8073A -:103EC00018F483E087BFE895C0E0D1E071D0899312 -:103ED000809102028150809302028823B9F7E09119 -:103EE0000002F091010288E3E030F80718F083E067 -:103EF00087BFE89575D007B600FCFDCF4091000262 -:103F000050910102A0E0B1E02C9130E011968C912B -:103F1000119790E0982F8827822B932B1296FA0105 -:103F20000C01D7BEE89511244E5F5F4FF1E0A03839 -:103F3000BF0751F7E0910002F0910102E7BEE8955A -:103F400007B600FCFDCFF7BEE89527C08437B9F46B -:103F500037D046D0E0910002F09101023196F09303 -:103F60000102E09300023197E4918E2F19D08091E5 -:103F70000202815080930202882361F70EC08537C8 -:103F800039F42ED08EE10CD084E90AD086E08BCFB4 -:103F9000813511F488E019D023D080E101D05CCFC5 -:103FA000982F8091C00085FFFCCF9093C6000895A4 -:103FB000A8958091C00087FFFCCF8091C60008952E -:103FC000F7DFF6DF80930202F3CFE0E6F0E098E15E -:103FD00090838083089580E0F8DFEE27FF2709941F -:103FE000E7DF803209F0F7DF84E1DACF1F93182F83 -:0C3FF000DFDF1150E9F7F4DF1F910895A6 +:103E4000B09BFECF1D9AA8958150A9F79924939411 +:103E5000A5E0AA2EF1E1BF2E9DD0813421F481E0AE +:103E6000AFD083E01FC0823411F484E103C08534F5 +:103E700019F485E0A5D083C0853579F48BD0E82E80 +:103E8000FF2488D0082F10E0102F00270E291F29AB +:103E9000000F111F8DD0680172C0863529F484E0AF +:103EA0008FD080E06FD06BC0843609F042C072D0F2 +:103EB00071D0082F6FD080E0C81688E3D80620F4B0 +:103EC00083E0F60187BFE895C0E0D1E063D0899335 +:103ED0000C17E1F7F0E0CF16F8E3DF0620F083E0FF +:103EE000F60187BFE89564D007B600FCFDCFA601B8 +:103EF000A0E0B1E02C9130E011968C91119790E008 +:103F0000982F8827822B932B1296FA010C0197BECB +:103F1000E89511244E5F5F4FF1E0A038BF0751F7DD +:103F2000F601A7BEE89507B600FCFDCFB7BEE89541 +:103F300026C08437B1F42ED02DD0F82E2BD038D017 +:103F4000F601EF2C8F010F5F1F4F84911BD0EA9475 +:103F5000F801C1F70894C11CD11CFA94CF0CD11CF4 +:103F60000EC0853739F424D08EE10CD084E90AD014 +:103F700086E098CF813511F488E014D019D080E123 +:103F800001D06ACF982F8091C00085FFFCCF90931D +:103F9000C6000895A8958091C00087FFFCCF80914E +:103FA000C6000895E0E6F0E098E1908380830895EC +:103FB000F1DF803219F088E0F5DFFFCF84E1E2CF56 +:103FC0001F93182FE7DF1150E9F7F2DF1F910895D3 +:0A3FD00080E0E8DFEE27FF270994E8 :023FFE000104BC :0400000300003E00BB :00000001FF diff --git a/bootloaders/optiboot/optiboot_pro_8MHz.lst b/bootloaders/optiboot/optiboot_pro_8MHz.lst index 23d5e1a..d3d760e 100644 --- a/bootloaders/optiboot/optiboot_pro_8MHz.lst +++ b/bootloaders/optiboot/optiboot_pro_8MHz.lst @@ -3,27 +3,27 @@ optiboot_pro_8MHz.elf: file format elf32-avr Sections: Idx Name Size VMA LMA File off Algn - 0 .text 000001fc 00003e00 00003e00 00000054 2**1 + 0 .text 000001da 00003e00 00003e00 00000054 2**1 CONTENTS, ALLOC, LOAD, READONLY, CODE - 1 .version 00000002 00003ffe 00003ffe 00000250 2**0 + 1 .version 00000002 00003ffe 00003ffe 0000022e 2**0 CONTENTS, READONLY - 2 .debug_aranges 00000028 00000000 00000000 00000252 2**0 + 2 .debug_aranges 00000028 00000000 00000000 00000230 2**0 CONTENTS, READONLY, DEBUGGING - 3 .debug_pubnames 0000006a 00000000 00000000 0000027a 2**0 + 3 .debug_pubnames 0000005f 00000000 00000000 00000258 2**0 CONTENTS, READONLY, DEBUGGING - 4 .debug_info 00000285 00000000 00000000 000002e4 2**0 + 4 .debug_info 0000028c 00000000 00000000 000002b7 2**0 CONTENTS, READONLY, DEBUGGING - 5 .debug_abbrev 0000019f 00000000 00000000 00000569 2**0 + 5 .debug_abbrev 00000199 00000000 00000000 00000543 2**0 CONTENTS, READONLY, DEBUGGING - 6 .debug_line 00000453 00000000 00000000 00000708 2**0 + 6 .debug_line 00000456 00000000 00000000 000006dc 2**0 CONTENTS, READONLY, DEBUGGING - 7 .debug_frame 00000090 00000000 00000000 00000b5c 2**2 + 7 .debug_frame 00000080 00000000 00000000 00000b34 2**2 CONTENTS, READONLY, DEBUGGING - 8 .debug_str 00000141 00000000 00000000 00000bec 2**0 + 8 .debug_str 00000149 00000000 00000000 00000bb4 2**0 CONTENTS, READONLY, DEBUGGING - 9 .debug_loc 000001e1 00000000 00000000 00000d2d 2**0 + 9 .debug_loc 0000027e 00000000 00000000 00000cfd 2**0 CONTENTS, READONLY, DEBUGGING - 10 .debug_ranges 00000068 00000000 00000000 00000f0e 2**0 + 10 .debug_ranges 00000060 00000000 00000000 00000f7b 2**0 CONTENTS, READONLY, DEBUGGING Disassembly of section .text: @@ -47,7 +47,7 @@ int main(void) { 3e04: 14 be out 0x34, r1 ; 52 if (!(ch & _BV(EXTRF))) appStart(); 3e06: 81 ff sbrs r24, 1 - 3e08: e6 d0 rcall .+460 ; 0x3fd6 + 3e08: e3 d0 rcall .+454 ; 0x3fd0 #if LED_START_FLASHES > 0 // Set up Timer 1 for timeout counter @@ -77,7 +77,7 @@ int main(void) { // Set up watchdog to trigger after 500ms watchdogConfig(WATCHDOG_1S); 3e28: 8e e0 ldi r24, 0x0E ; 14 - 3e2a: cf d0 rcall .+414 ; 0x3fca + 3e2a: bc d0 rcall .+376 ; 0x3fa4 /* Set LED pin as output */ LED_DDR |= _BV(LED); @@ -111,8 +111,8 @@ void flash_led(uint8_t count) { #else LED_PIN |= _BV(LED); 3e44: 1d 9a sbi 0x03, 5 ; 3 - return getch(); } +#endif // Watchdog functions. These are only safe with interrupts turned off. void watchdogReset() { @@ -132,8 +132,8 @@ void watchdogReset() { if(ch == STK_GET_PARAMETER) { // GET PARAMETER returns a generic 0x03 reply - enough to keep Avrdude happy getNch(1); - 3e4c: dd 24 eor r13, r13 - 3e4e: d3 94 inc r13 + 3e4c: 99 24 eor r9, r9 + 3e4e: 93 94 inc r9 __boot_page_fill_short((uint16_t)(void*)addrPtr,a); addrPtr += 2; } while (--ch); @@ -141,21 +141,21 @@ void watchdogReset() { // Write from programming buffer __boot_page_write_short((uint16_t)(void*)address); 3e50: a5 e0 ldi r26, 0x05 ; 5 - 3e52: ea 2e mov r14, r26 + 3e52: aa 2e mov r10, r26 boot_spm_busy_wait(); #if defined(RWWSRE) // Reenable read access to flash boot_rww_enable(); 3e54: f1 e1 ldi r31, 0x11 ; 17 - 3e56: ff 2e mov r15, r31 + 3e56: bf 2e mov r11, r31 #endif /* Forever loop */ for (;;) { /* get character from UART */ ch = getch(); - 3e58: ab d0 rcall .+342 ; 0x3fb0 + 3e58: 9d d0 rcall .+314 ; 0x3f94 if(ch == STK_GET_PARAMETER) { 3e5a: 81 34 cpi r24, 0x41 ; 65 @@ -163,10 +163,10 @@ void watchdogReset() { // GET PARAMETER returns a generic 0x03 reply - enough to keep Avrdude happy getNch(1); 3e5e: 81 e0 ldi r24, 0x01 ; 1 - 3e60: c5 d0 rcall .+394 ; 0x3fec + 3e60: af d0 rcall .+350 ; 0x3fc0 putch(0x03); 3e62: 83 e0 ldi r24, 0x03 ; 3 - 3e64: 20 c0 rjmp .+64 ; 0x3ea6 + 3e64: 1f c0 rjmp .+62 ; 0x3ea4 } else if(ch == STK_SET_DEVICE) { 3e66: 82 34 cpi r24, 0x42 ; 66 @@ -182,71 +182,77 @@ void watchdogReset() { // SET DEVICE EXT is ignored getNch(5); 3e72: 85 e0 ldi r24, 0x05 ; 5 - 3e74: bb d0 rcall .+374 ; 0x3fec - 3e76: 91 c0 rjmp .+290 ; 0x3f9a + 3e74: a5 d0 rcall .+330 ; 0x3fc0 + 3e76: 83 c0 rjmp .+262 ; 0x3f7e } else if(ch == STK_LOAD_ADDRESS) { 3e78: 85 35 cpi r24, 0x55 ; 85 - 3e7a: 81 f4 brne .+32 ; 0x3e9c + 3e7a: 79 f4 brne .+30 ; 0x3e9a // LOAD ADDRESS uint16_t newAddress; newAddress = getch(); - 3e7c: 99 d0 rcall .+306 ; 0x3fb0 + 3e7c: 8b d0 rcall .+278 ; 0x3f94 newAddress = (newAddress & 0xff) | (getch() << 8); - 3e7e: 08 2f mov r16, r24 - 3e80: 10 e0 ldi r17, 0x00 ; 0 - 3e82: 96 d0 rcall .+300 ; 0x3fb0 - 3e84: 90 e0 ldi r25, 0x00 ; 0 - 3e86: 98 2f mov r25, r24 - 3e88: 88 27 eor r24, r24 - 3e8a: 80 2b or r24, r16 - 3e8c: 91 2b or r25, r17 + 3e7e: e8 2e mov r14, r24 + 3e80: ff 24 eor r15, r15 + 3e82: 88 d0 rcall .+272 ; 0x3f94 + 3e84: 08 2f mov r16, r24 + 3e86: 10 e0 ldi r17, 0x00 ; 0 + 3e88: 10 2f mov r17, r16 + 3e8a: 00 27 eor r16, r16 + 3e8c: 0e 29 or r16, r14 + 3e8e: 1f 29 or r17, r15 #ifdef RAMPZ // Transfer top bit to RAMPZ RAMPZ = (newAddress & 0x8000) ? 1 : 0; #endif newAddress += newAddress; // Convert from word address to byte address - 3e8e: 88 0f add r24, r24 - 3e90: 99 1f adc r25, r25 + 3e90: 00 0f add r16, r16 + 3e92: 11 1f adc r17, r17 address = newAddress; - 3e92: 90 93 01 02 sts 0x0201, r25 - 3e96: 80 93 00 02 sts 0x0200, r24 - 3e9a: 7e c0 rjmp .+252 ; 0x3f98 verifySpace(); + 3e94: 8d d0 rcall .+282 ; 0x3fb0 + 3e96: 68 01 movw r12, r16 + 3e98: 72 c0 rjmp .+228 ; 0x3f7e } else if(ch == STK_UNIVERSAL) { - 3e9c: 86 35 cpi r24, 0x56 ; 86 - 3e9e: 29 f4 brne .+10 ; 0x3eaa + 3e9a: 86 35 cpi r24, 0x56 ; 86 + 3e9c: 29 f4 brne .+10 ; 0x3ea8 // UNIVERSAL command is ignored getNch(4); - 3ea0: 84 e0 ldi r24, 0x04 ; 4 - 3ea2: a4 d0 rcall .+328 ; 0x3fec + 3e9e: 84 e0 ldi r24, 0x04 ; 4 + 3ea0: 8f d0 rcall .+286 ; 0x3fc0 putch(0x00); - 3ea4: 80 e0 ldi r24, 0x00 ; 0 - 3ea6: 7c d0 rcall .+248 ; 0x3fa0 - 3ea8: 78 c0 rjmp .+240 ; 0x3f9a + 3ea2: 80 e0 ldi r24, 0x00 ; 0 + 3ea4: 6f d0 rcall .+222 ; 0x3f84 + 3ea6: 6b c0 rjmp .+214 ; 0x3f7e } /* Write memory, length is big endian and is in bytes */ else if(ch == STK_PROG_PAGE) { - 3eaa: 84 36 cpi r24, 0x64 ; 100 - 3eac: 09 f0 breq .+2 ; 0x3eb0 - 3eae: 4e c0 rjmp .+156 ; 0x3f4c + 3ea8: 84 36 cpi r24, 0x64 ; 100 + 3eaa: 09 f0 breq .+2 ; 0x3eae + 3eac: 42 c0 rjmp .+132 ; 0x3f32 // PROGRAM PAGE - we support flash programming only, not EEPROM uint8_t *bufPtr; uint16_t addrPtr; - getLen(); - 3eb0: 87 d0 rcall .+270 ; 0x3fc0 + getch(); /* getlen() */ + 3eae: 72 d0 rcall .+228 ; 0x3f94 + length = getch(); + 3eb0: 71 d0 rcall .+226 ; 0x3f94 + 3eb2: 08 2f mov r16, r24 + getch(); + 3eb4: 6f d0 rcall .+222 ; 0x3f94 // If we are in RWW section, immediately start page erase if (address < NRWWSTART) __boot_page_erase_short((uint16_t)(void*)address); - 3eb2: e0 91 00 02 lds r30, 0x0200 - 3eb6: f0 91 01 02 lds r31, 0x0201 + 3eb6: 80 e0 ldi r24, 0x00 ; 0 + 3eb8: c8 16 cp r12, r24 3eba: 88 e3 ldi r24, 0x38 ; 56 - 3ebc: e0 30 cpi r30, 0x00 ; 0 - 3ebe: f8 07 cpc r31, r24 - 3ec0: 18 f4 brcc .+6 ; 0x3ec8 - 3ec2: 83 e0 ldi r24, 0x03 ; 3 + 3ebc: d8 06 cpc r13, r24 + 3ebe: 20 f4 brcc .+8 ; 0x3ec8 + 3ec0: 83 e0 ldi r24, 0x03 ; 3 + 3ec2: f6 01 movw r30, r12 3ec4: 87 bf out 0x37, r24 ; 55 3ec6: e8 95 spm 3ec8: c0 e0 ldi r28, 0x00 ; 0 @@ -255,302 +261,301 @@ void watchdogReset() { // While that is going on, read in page contents bufPtr = buff; do *bufPtr++ = getch(); - 3ecc: 71 d0 rcall .+226 ; 0x3fb0 + 3ecc: 63 d0 rcall .+198 ; 0x3f94 3ece: 89 93 st Y+, r24 while (--length); - 3ed0: 80 91 02 02 lds r24, 0x0202 - 3ed4: 81 50 subi r24, 0x01 ; 1 - 3ed6: 80 93 02 02 sts 0x0202, r24 - 3eda: 88 23 and r24, r24 - 3edc: b9 f7 brne .-18 ; 0x3ecc + 3ed0: 0c 17 cp r16, r28 + 3ed2: e1 f7 brne .-8 ; 0x3ecc // If we are in NRWW section, page erase has to be delayed until now. // Todo: Take RAMPZ into account if (address >= NRWWSTART) __boot_page_erase_short((uint16_t)(void*)address); - 3ede: e0 91 00 02 lds r30, 0x0200 - 3ee2: f0 91 01 02 lds r31, 0x0201 - 3ee6: 88 e3 ldi r24, 0x38 ; 56 - 3ee8: e0 30 cpi r30, 0x00 ; 0 - 3eea: f8 07 cpc r31, r24 - 3eec: 18 f0 brcs .+6 ; 0x3ef4 - 3eee: 83 e0 ldi r24, 0x03 ; 3 - 3ef0: 87 bf out 0x37, r24 ; 55 - 3ef2: e8 95 spm + 3ed4: f0 e0 ldi r31, 0x00 ; 0 + 3ed6: cf 16 cp r12, r31 + 3ed8: f8 e3 ldi r31, 0x38 ; 56 + 3eda: df 06 cpc r13, r31 + 3edc: 20 f0 brcs .+8 ; 0x3ee6 + 3ede: 83 e0 ldi r24, 0x03 ; 3 + 3ee0: f6 01 movw r30, r12 + 3ee2: 87 bf out 0x37, r24 ; 55 + 3ee4: e8 95 spm // Read command terminator, start reply verifySpace(); - 3ef4: 75 d0 rcall .+234 ; 0x3fe0 + 3ee6: 64 d0 rcall .+200 ; 0x3fb0 // If only a partial page is to be programmed, the erase might not be complete. // So check that here boot_spm_busy_wait(); - 3ef6: 07 b6 in r0, 0x37 ; 55 - 3ef8: 00 fc sbrc r0, 0 - 3efa: fd cf rjmp .-6 ; 0x3ef6 - } -#endif - - // Copy buffer into programming buffer + 3ee8: 07 b6 in r0, 0x37 ; 55 + 3eea: 00 fc sbrc r0, 0 + 3eec: fd cf rjmp .-6 ; 0x3ee8 + 3eee: a6 01 movw r20, r12 + 3ef0: a0 e0 ldi r26, 0x00 ; 0 + 3ef2: b1 e0 ldi r27, 0x01 ; 1 bufPtr = buff; addrPtr = (uint16_t)(void*)address; - 3efc: 40 91 00 02 lds r20, 0x0200 - 3f00: 50 91 01 02 lds r21, 0x0201 - 3f04: a0 e0 ldi r26, 0x00 ; 0 - 3f06: b1 e0 ldi r27, 0x01 ; 1 ch = SPM_PAGESIZE / 2; do { uint16_t a; a = *bufPtr++; - 3f08: 2c 91 ld r18, X - 3f0a: 30 e0 ldi r19, 0x00 ; 0 + 3ef4: 2c 91 ld r18, X + 3ef6: 30 e0 ldi r19, 0x00 ; 0 a |= (*bufPtr++) << 8; - 3f0c: 11 96 adiw r26, 0x01 ; 1 - 3f0e: 8c 91 ld r24, X - 3f10: 11 97 sbiw r26, 0x01 ; 1 - 3f12: 90 e0 ldi r25, 0x00 ; 0 - 3f14: 98 2f mov r25, r24 - 3f16: 88 27 eor r24, r24 - 3f18: 82 2b or r24, r18 - 3f1a: 93 2b or r25, r19 + 3ef8: 11 96 adiw r26, 0x01 ; 1 + 3efa: 8c 91 ld r24, X + 3efc: 11 97 sbiw r26, 0x01 ; 1 + 3efe: 90 e0 ldi r25, 0x00 ; 0 + 3f00: 98 2f mov r25, r24 + 3f02: 88 27 eor r24, r24 + 3f04: 82 2b or r24, r18 + 3f06: 93 2b or r25, r19 #define rstVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+4)) #define wdtVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+6)) #endif /* main program starts here */ int main(void) { - 3f1c: 12 96 adiw r26, 0x02 ; 2 + 3f08: 12 96 adiw r26, 0x02 ; 2 ch = SPM_PAGESIZE / 2; do { uint16_t a; a = *bufPtr++; a |= (*bufPtr++) << 8; __boot_page_fill_short((uint16_t)(void*)addrPtr,a); - 3f1e: fa 01 movw r30, r20 - 3f20: 0c 01 movw r0, r24 - 3f22: d7 be out 0x37, r13 ; 55 - 3f24: e8 95 spm - 3f26: 11 24 eor r1, r1 + 3f0a: fa 01 movw r30, r20 + 3f0c: 0c 01 movw r0, r24 + 3f0e: 97 be out 0x37, r9 ; 55 + 3f10: e8 95 spm + 3f12: 11 24 eor r1, r1 addrPtr += 2; - 3f28: 4e 5f subi r20, 0xFE ; 254 - 3f2a: 5f 4f sbci r21, 0xFF ; 255 + 3f14: 4e 5f subi r20, 0xFE ; 254 + 3f16: 5f 4f sbci r21, 0xFF ; 255 } while (--ch); - 3f2c: f1 e0 ldi r31, 0x01 ; 1 - 3f2e: a0 38 cpi r26, 0x80 ; 128 - 3f30: bf 07 cpc r27, r31 - 3f32: 51 f7 brne .-44 ; 0x3f08 + 3f18: f1 e0 ldi r31, 0x01 ; 1 + 3f1a: a0 38 cpi r26, 0x80 ; 128 + 3f1c: bf 07 cpc r27, r31 + 3f1e: 51 f7 brne .-44 ; 0x3ef4 // Write from programming buffer __boot_page_write_short((uint16_t)(void*)address); - 3f34: e0 91 00 02 lds r30, 0x0200 - 3f38: f0 91 01 02 lds r31, 0x0201 - 3f3c: e7 be out 0x37, r14 ; 55 - 3f3e: e8 95 spm + 3f20: f6 01 movw r30, r12 + 3f22: a7 be out 0x37, r10 ; 55 + 3f24: e8 95 spm boot_spm_busy_wait(); - 3f40: 07 b6 in r0, 0x37 ; 55 - 3f42: 00 fc sbrc r0, 0 - 3f44: fd cf rjmp .-6 ; 0x3f40 + 3f26: 07 b6 in r0, 0x37 ; 55 + 3f28: 00 fc sbrc r0, 0 + 3f2a: fd cf rjmp .-6 ; 0x3f26 #if defined(RWWSRE) // Reenable read access to flash boot_rww_enable(); - 3f46: f7 be out 0x37, r15 ; 55 - 3f48: e8 95 spm - 3f4a: 27 c0 rjmp .+78 ; 0x3f9a + 3f2c: b7 be out 0x37, r11 ; 55 + 3f2e: e8 95 spm + 3f30: 26 c0 rjmp .+76 ; 0x3f7e #endif } /* Read memory block mode, length is big endian. */ else if(ch == STK_READ_PAGE) { - 3f4c: 84 37 cpi r24, 0x74 ; 116 - 3f4e: b9 f4 brne .+46 ; 0x3f7e + 3f32: 84 37 cpi r24, 0x74 ; 116 + 3f34: b1 f4 brne .+44 ; 0x3f62 // READ PAGE - we only read flash - getLen(); - 3f50: 37 d0 rcall .+110 ; 0x3fc0 + getch(); /* getlen() */ + 3f36: 2e d0 rcall .+92 ; 0x3f94 + length = getch(); + 3f38: 2d d0 rcall .+90 ; 0x3f94 + 3f3a: f8 2e mov r15, r24 + getch(); + 3f3c: 2b d0 rcall .+86 ; 0x3f94 + verifySpace(); - 3f52: 46 d0 rcall .+140 ; 0x3fe0 + 3f3e: 38 d0 rcall .+112 ; 0x3fb0 + 3f40: f6 01 movw r30, r12 + 3f42: ef 2c mov r14, r15 putch(result); address++; } while (--length); #else do putch(pgm_read_byte_near(address++)); - 3f54: e0 91 00 02 lds r30, 0x0200 - 3f58: f0 91 01 02 lds r31, 0x0201 - 3f5c: 31 96 adiw r30, 0x01 ; 1 - 3f5e: f0 93 01 02 sts 0x0201, r31 - 3f62: e0 93 00 02 sts 0x0200, r30 - 3f66: 31 97 sbiw r30, 0x01 ; 1 - 3f68: e4 91 lpm r30, Z+ - 3f6a: 8e 2f mov r24, r30 - 3f6c: 19 d0 rcall .+50 ; 0x3fa0 + 3f44: 8f 01 movw r16, r30 + 3f46: 0f 5f subi r16, 0xFF ; 255 + 3f48: 1f 4f sbci r17, 0xFF ; 255 + 3f4a: 84 91 lpm r24, Z+ + 3f4c: 1b d0 rcall .+54 ; 0x3f84 while (--length); - 3f6e: 80 91 02 02 lds r24, 0x0202 - 3f72: 81 50 subi r24, 0x01 ; 1 - 3f74: 80 93 02 02 sts 0x0202, r24 - 3f78: 88 23 and r24, r24 - 3f7a: 61 f7 brne .-40 ; 0x3f54 - 3f7c: 0e c0 rjmp .+28 ; 0x3f9a + 3f4e: ea 94 dec r14 + 3f50: f8 01 movw r30, r16 + 3f52: c1 f7 brne .-16 ; 0x3f44 +#define rstVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+4)) +#define wdtVect (*(uint16_t*)(RAMSTART+SPM_PAGESIZE*2+6)) +#endif + +/* main program starts here */ +int main(void) { + 3f54: 08 94 sec + 3f56: c1 1c adc r12, r1 + 3f58: d1 1c adc r13, r1 + 3f5a: fa 94 dec r15 + 3f5c: cf 0c add r12, r15 + 3f5e: d1 1c adc r13, r1 + 3f60: 0e c0 rjmp .+28 ; 0x3f7e #endif #endif } /* Get device signature bytes */ else if(ch == STK_READ_SIGN) { - 3f7e: 85 37 cpi r24, 0x75 ; 117 - 3f80: 39 f4 brne .+14 ; 0x3f90 + 3f62: 85 37 cpi r24, 0x75 ; 117 + 3f64: 39 f4 brne .+14 ; 0x3f74 // READ SIGN - return what Avrdude wants to hear verifySpace(); - 3f82: 2e d0 rcall .+92 ; 0x3fe0 + 3f66: 24 d0 rcall .+72 ; 0x3fb0 putch(SIGNATURE_0); - 3f84: 8e e1 ldi r24, 0x1E ; 30 - 3f86: 0c d0 rcall .+24 ; 0x3fa0 + 3f68: 8e e1 ldi r24, 0x1E ; 30 + 3f6a: 0c d0 rcall .+24 ; 0x3f84 putch(SIGNATURE_1); - 3f88: 84 e9 ldi r24, 0x94 ; 148 - 3f8a: 0a d0 rcall .+20 ; 0x3fa0 + 3f6c: 84 e9 ldi r24, 0x94 ; 148 + 3f6e: 0a d0 rcall .+20 ; 0x3f84 putch(SIGNATURE_2); - 3f8c: 86 e0 ldi r24, 0x06 ; 6 - 3f8e: 8b cf rjmp .-234 ; 0x3ea6 + 3f70: 86 e0 ldi r24, 0x06 ; 6 + 3f72: 98 cf rjmp .-208 ; 0x3ea4 } else if (ch == 'Q') { - 3f90: 81 35 cpi r24, 0x51 ; 81 - 3f92: 11 f4 brne .+4 ; 0x3f98 + 3f74: 81 35 cpi r24, 0x51 ; 81 + 3f76: 11 f4 brne .+4 ; 0x3f7c // Adaboot no-wait mod watchdogConfig(WATCHDOG_16MS); - 3f94: 88 e0 ldi r24, 0x08 ; 8 - 3f96: 19 d0 rcall .+50 ; 0x3fca + 3f78: 88 e0 ldi r24, 0x08 ; 8 + 3f7a: 14 d0 rcall .+40 ; 0x3fa4 verifySpace(); } else { // This covers the response to commands like STK_ENTER_PROGMODE verifySpace(); - 3f98: 23 d0 rcall .+70 ; 0x3fe0 + 3f7c: 19 d0 rcall .+50 ; 0x3fb0 } putch(STK_OK); - 3f9a: 80 e1 ldi r24, 0x10 ; 16 - 3f9c: 01 d0 rcall .+2 ; 0x3fa0 - 3f9e: 5c cf rjmp .-328 ; 0x3e58 + 3f7e: 80 e1 ldi r24, 0x10 ; 16 + 3f80: 01 d0 rcall .+2 ; 0x3f84 + 3f82: 6a cf rjmp .-300 ; 0x3e58 -00003fa0 : +00003f84 : } } void putch(char ch) { - 3fa0: 98 2f mov r25, r24 + 3f84: 98 2f mov r25, r24 #ifndef SOFT_UART while (!(UCSR0A & _BV(UDRE0))); - 3fa2: 80 91 c0 00 lds r24, 0x00C0 - 3fa6: 85 ff sbrs r24, 5 - 3fa8: fc cf rjmp .-8 ; 0x3fa2 + 3f86: 80 91 c0 00 lds r24, 0x00C0 + 3f8a: 85 ff sbrs r24, 5 + 3f8c: fc cf rjmp .-8 ; 0x3f86 UDR0 = ch; - 3faa: 90 93 c6 00 sts 0x00C6, r25 + 3f8e: 90 93 c6 00 sts 0x00C6, r25 [uartBit] "I" (UART_TX_BIT) : "r25" ); #endif } - 3fae: 08 95 ret + 3f92: 08 95 ret -00003fb0 : - return getch(); +00003f94 : } +#endif // Watchdog functions. These are only safe with interrupts turned off. void watchdogReset() { __asm__ __volatile__ ( - 3fb0: a8 95 wdr + 3f94: a8 95 wdr [uartBit] "I" (UART_RX_BIT) : "r25" ); #else while(!(UCSR0A & _BV(RXC0))); - 3fb2: 80 91 c0 00 lds r24, 0x00C0 - 3fb6: 87 ff sbrs r24, 7 - 3fb8: fc cf rjmp .-8 ; 0x3fb2 + 3f96: 80 91 c0 00 lds r24, 0x00C0 + 3f9a: 87 ff sbrs r24, 7 + 3f9c: fc cf rjmp .-8 ; 0x3f96 ch = UDR0; - 3fba: 80 91 c6 00 lds r24, 0x00C6 + 3f9e: 80 91 c6 00 lds r24, 0x00C6 LED_PIN |= _BV(LED); #endif #endif return ch; } - 3fbe: 08 95 ret - -00003fc0 : - } while (--count); -} -#endif - -uint8_t getLen() { - getch(); - 3fc0: f7 df rcall .-18 ; 0x3fb0 - length = getch(); - 3fc2: f6 df rcall .-20 ; 0x3fb0 - 3fc4: 80 93 02 02 sts 0x0202, r24 - return getch(); -} - 3fc8: f3 cf rjmp .-26 ; 0x3fb0 + 3fa2: 08 95 ret -00003fca : +00003fa4 : "wdr\n" ); } void watchdogConfig(uint8_t x) { WDTCSR = _BV(WDCE) | _BV(WDE); - 3fca: e0 e6 ldi r30, 0x60 ; 96 - 3fcc: f0 e0 ldi r31, 0x00 ; 0 - 3fce: 98 e1 ldi r25, 0x18 ; 24 - 3fd0: 90 83 st Z, r25 + 3fa4: e0 e6 ldi r30, 0x60 ; 96 + 3fa6: f0 e0 ldi r31, 0x00 ; 0 + 3fa8: 98 e1 ldi r25, 0x18 ; 24 + 3faa: 90 83 st Z, r25 WDTCSR = x; - 3fd2: 80 83 st Z, r24 + 3fac: 80 83 st Z, r24 } - 3fd4: 08 95 ret - -00003fd6 : - -void appStart() { - watchdogConfig(WATCHDOG_OFF); - 3fd6: 80 e0 ldi r24, 0x00 ; 0 - 3fd8: f8 df rcall .-16 ; 0x3fca - __asm__ __volatile__ ( - 3fda: ee 27 eor r30, r30 - 3fdc: ff 27 eor r31, r31 - 3fde: 09 94 ijmp + 3fae: 08 95 ret -00003fe0 : +00003fb0 : do getch(); while (--count); verifySpace(); } void verifySpace() { - if (getch() != CRC_EOP) appStart(); - 3fe0: e7 df rcall .-50 ; 0x3fb0 - 3fe2: 80 32 cpi r24, 0x20 ; 32 - 3fe4: 09 f0 breq .+2 ; 0x3fe8 - 3fe6: f7 df rcall .-18 ; 0x3fd6 + if (getch() != CRC_EOP) { + 3fb0: f1 df rcall .-30 ; 0x3f94 + 3fb2: 80 32 cpi r24, 0x20 ; 32 + 3fb4: 19 f0 breq .+6 ; 0x3fbc + watchdogConfig(WATCHDOG_16MS); // shorten WD timeout + 3fb6: 88 e0 ldi r24, 0x08 ; 8 + 3fb8: f5 df rcall .-22 ; 0x3fa4 + 3fba: ff cf rjmp .-2 ; 0x3fba + while (1) // and busy-loop so that WD causes + ; // a reset and app start. + } putch(STK_INSYNC); - 3fe8: 84 e1 ldi r24, 0x14 ; 20 + 3fbc: 84 e1 ldi r24, 0x14 ; 20 } - 3fea: da cf rjmp .-76 ; 0x3fa0 + 3fbe: e2 cf rjmp .-60 ; 0x3f84 -00003fec : +00003fc0 : ::[count] "M" (UART_B_VALUE) ); } #endif void getNch(uint8_t count) { - 3fec: 1f 93 push r17 - 3fee: 18 2f mov r17, r24 + 3fc0: 1f 93 push r17 + 3fc2: 18 2f mov r17, r24 do getch(); while (--count); - 3ff0: df df rcall .-66 ; 0x3fb0 - 3ff2: 11 50 subi r17, 0x01 ; 1 - 3ff4: e9 f7 brne .-6 ; 0x3ff0 + 3fc4: e7 df rcall .-50 ; 0x3f94 + 3fc6: 11 50 subi r17, 0x01 ; 1 + 3fc8: e9 f7 brne .-6 ; 0x3fc4 verifySpace(); - 3ff6: f4 df rcall .-24 ; 0x3fe0 + 3fca: f2 df rcall .-28 ; 0x3fb0 +} + 3fcc: 1f 91 pop r17 + 3fce: 08 95 ret + +00003fd0 : + WDTCSR = _BV(WDCE) | _BV(WDE); + WDTCSR = x; } - 3ff8: 1f 91 pop r17 - 3ffa: 08 95 ret + +void appStart() { + watchdogConfig(WATCHDOG_OFF); + 3fd0: 80 e0 ldi r24, 0x00 ; 0 + 3fd2: e8 df rcall .-48 ; 0x3fa4 + __asm__ __volatile__ ( + 3fd4: ee 27 eor r30, r30 + 3fd6: ff 27 eor r31, r31 + 3fd8: 09 94 ijmp -- cgit v1.2.3-18-g5258