From 8980259e0d8cfd11271bfa4ada54ad952dbc4085 Mon Sep 17 00:00:00 2001 From: "David A. Mellis" Date: Wed, 22 Sep 2010 09:04:33 -0400 Subject: Adding optiboot and Arduino Uno boards menu entry. --- bootloaders/optiboot/optiboot_atmega328.lst | 520 ++++++++++++++++++++++++++++ 1 file changed, 520 insertions(+) create mode 100644 bootloaders/optiboot/optiboot_atmega328.lst (limited to 'bootloaders/optiboot/optiboot_atmega328.lst') diff --git a/bootloaders/optiboot/optiboot_atmega328.lst b/bootloaders/optiboot/optiboot_atmega328.lst new file mode 100644 index 0000000..888871d --- /dev/null +++ b/bootloaders/optiboot/optiboot_atmega328.lst @@ -0,0 +1,520 @@ + +optiboot_atmega328.elf: file format elf32-avr + +Sections: +Idx Name Size VMA LMA File off Algn + 0 .text 000001ec 00007e00 00007e00 00000054 2**1 + CONTENTS, ALLOC, LOAD, READONLY, CODE + 1 .debug_aranges 00000028 00000000 00000000 00000240 2**0 + CONTENTS, READONLY, DEBUGGING + 2 .debug_pubnames 0000006a 00000000 00000000 00000268 2**0 + CONTENTS, READONLY, DEBUGGING + 3 .debug_info 00000269 00000000 00000000 000002d2 2**0 + CONTENTS, READONLY, DEBUGGING + 4 .debug_abbrev 00000196 00000000 00000000 0000053b 2**0 + CONTENTS, READONLY, DEBUGGING + 5 .debug_line 000003d3 00000000 00000000 000006d1 2**0 + CONTENTS, READONLY, DEBUGGING + 6 .debug_frame 00000090 00000000 00000000 00000aa4 2**2 + CONTENTS, READONLY, DEBUGGING + 7 .debug_str 00000135 00000000 00000000 00000b34 2**0 + CONTENTS, READONLY, DEBUGGING + 8 .debug_loc 000001d1 00000000 00000000 00000c69 2**0 + CONTENTS, READONLY, DEBUGGING + 9 .debug_ranges 00000068 00000000 00000000 00000e3a 2**0 + CONTENTS, READONLY, DEBUGGING + +Disassembly of section .text: + +00007e00
: +#ifdef VIRTUAL_BOOT_PARTITION +#define rstVect (*(uint16_t*)(0x204)) +#define wdtVect (*(uint16_t*)(0x206)) +#endif +/* main program starts here */ +int main(void) { + 7e00: 85 e0 ldi r24, 0x05 ; 5 + 7e02: 80 93 81 00 sts 0x0081, r24 +#if LED_START_FLASHES > 0 + // Set up Timer 1 for timeout counter + TCCR1B = _BV(CS12) | _BV(CS10); // div 1024 +#endif +#ifndef SOFT_UART + UCSR0A = _BV(U2X0); //Double speed mode USART0 + 7e06: 82 e0 ldi r24, 0x02 ; 2 + 7e08: 80 93 c0 00 sts 0x00C0, r24 + UCSR0B = _BV(RXEN0) | _BV(TXEN0); + 7e0c: 88 e1 ldi r24, 0x18 ; 24 + 7e0e: 80 93 c1 00 sts 0x00C1, r24 + UCSR0C = _BV(UCSZ00) | _BV(UCSZ01); + 7e12: 86 e0 ldi r24, 0x06 ; 6 + 7e14: 80 93 c2 00 sts 0x00C2, r24 + UBRR0L = (uint8_t)( (F_CPU + BAUD_RATE * 4L) / (BAUD_RATE * 8L) - 1 ); + 7e18: 80 e1 ldi r24, 0x10 ; 16 + 7e1a: 80 93 c4 00 sts 0x00C4, r24 +#endif + + // Adaboot no-wait mod + ch = MCUSR; + 7e1e: 84 b7 in r24, 0x34 ; 52 + MCUSR = 0; + 7e20: 14 be out 0x34, r1 ; 52 + if (!(ch & _BV(EXTRF))) appStart(); + 7e22: 81 ff sbrs r24, 1 + 7e24: d0 d0 rcall .+416 ; 0x7fc6 + + // Set up watchdog to trigger after 500ms + watchdogConfig(WATCHDOG_500MS); + 7e26: 8d e0 ldi r24, 0x0D ; 13 + 7e28: c8 d0 rcall .+400 ; 0x7fba + + /* Set LED pin as output */ + LED_DDR |= _BV(LED); + 7e2a: 25 9a sbi 0x04, 5 ; 4 + 7e2c: 86 e0 ldi r24, 0x06 ; 6 +} + +#if LED_START_FLASHES > 0 +void flash_led(uint8_t count) { + do { + TCNT1 = -(F_CPU/(1024*16)); + 7e2e: 20 e3 ldi r18, 0x30 ; 48 + 7e30: 3c ef ldi r19, 0xFC ; 252 + TIFR1 = _BV(TOV1); + 7e32: 91 e0 ldi r25, 0x01 ; 1 +} + +#if LED_START_FLASHES > 0 +void flash_led(uint8_t count) { + do { + TCNT1 = -(F_CPU/(1024*16)); + 7e34: 30 93 85 00 sts 0x0085, r19 + 7e38: 20 93 84 00 sts 0x0084, r18 + TIFR1 = _BV(TOV1); + 7e3c: 96 bb out 0x16, r25 ; 22 + while(!(TIFR1 & _BV(TOV1))); + 7e3e: b0 9b sbis 0x16, 0 ; 22 + 7e40: fe cf rjmp .-4 ; 0x7e3e + LED_PIN |= _BV(LED); + 7e42: 1d 9a sbi 0x03, 5 ; 3 + return getch(); +} + +// Watchdog functions. These are only safe with interrupts turned off. +void watchdogReset() { + __asm__ __volatile__ ( + 7e44: a8 95 wdr + TCNT1 = -(F_CPU/(1024*16)); + TIFR1 = _BV(TOV1); + while(!(TIFR1 & _BV(TOV1))); + LED_PIN |= _BV(LED); + watchdogReset(); + } while (--count); + 7e46: 81 50 subi r24, 0x01 ; 1 + 7e48: a9 f7 brne .-22 ; 0x7e34 + /* get character from UART */ + ch = getch(); + + if(ch == STK_GET_PARAMETER) { + // GET PARAMETER returns a generic 0x03 reply - enough to keep Avrdude happy + getNch(1); + 7e4a: dd 24 eor r13, r13 + 7e4c: d3 94 inc r13 + boot_page_fill((uint16_t)(void*)addrPtr,a); + addrPtr += 2; + } while (--ch); + + // Write from programming buffer + boot_page_write((uint16_t)(void*)address); + 7e4e: a5 e0 ldi r26, 0x05 ; 5 + 7e50: ea 2e mov r14, r26 + boot_spm_busy_wait(); + +#if defined(RWWSRE) + // Reenable read access to flash + boot_rww_enable(); + 7e52: f1 e1 ldi r31, 0x11 ; 17 + 7e54: ff 2e mov r15, r31 +#endif + + /* Forever loop */ + for (;;) { + /* get character from UART */ + ch = getch(); + 7e56: a4 d0 rcall .+328 ; 0x7fa0 + + if(ch == STK_GET_PARAMETER) { + 7e58: 81 34 cpi r24, 0x41 ; 65 + 7e5a: 21 f4 brne .+8 ; 0x7e64 + // GET PARAMETER returns a generic 0x03 reply - enough to keep Avrdude happy + getNch(1); + 7e5c: 81 e0 ldi r24, 0x01 ; 1 + 7e5e: be d0 rcall .+380 ; 0x7fdc + putch(0x03); + 7e60: 83 e0 ldi r24, 0x03 ; 3 + 7e62: 24 c0 rjmp .+72 ; 0x7eac + } + else if(ch == STK_SET_DEVICE) { + 7e64: 82 34 cpi r24, 0x42 ; 66 + 7e66: 11 f4 brne .+4 ; 0x7e6c + // SET DEVICE is ignored + getNch(20); + 7e68: 84 e1 ldi r24, 0x14 ; 20 + 7e6a: 03 c0 rjmp .+6 ; 0x7e72 + } + else if(ch == STK_SET_DEVICE_EXT) { + 7e6c: 85 34 cpi r24, 0x45 ; 69 + 7e6e: 19 f4 brne .+6 ; 0x7e76 + // SET DEVICE EXT is ignored + getNch(5); + 7e70: 85 e0 ldi r24, 0x05 ; 5 + 7e72: b4 d0 rcall .+360 ; 0x7fdc + 7e74: 8a c0 rjmp .+276 ; 0x7f8a + } + else if(ch == STK_LOAD_ADDRESS) { + 7e76: 85 35 cpi r24, 0x55 ; 85 + 7e78: a1 f4 brne .+40 ; 0x7ea2 + // LOAD ADDRESS + address = getch(); + 7e7a: 92 d0 rcall .+292 ; 0x7fa0 + 7e7c: 08 2f mov r16, r24 + 7e7e: 10 e0 ldi r17, 0x00 ; 0 + 7e80: 10 93 01 02 sts 0x0201, r17 + 7e84: 00 93 00 02 sts 0x0200, r16 + address = (address & 0xff) | (getch() << 8); + 7e88: 8b d0 rcall .+278 ; 0x7fa0 + 7e8a: 90 e0 ldi r25, 0x00 ; 0 + 7e8c: 98 2f mov r25, r24 + 7e8e: 88 27 eor r24, r24 + 7e90: 80 2b or r24, r16 + 7e92: 91 2b or r25, r17 + address += address; // Convert from word address to byte address + 7e94: 88 0f add r24, r24 + 7e96: 99 1f adc r25, r25 + 7e98: 90 93 01 02 sts 0x0201, r25 + 7e9c: 80 93 00 02 sts 0x0200, r24 + 7ea0: 73 c0 rjmp .+230 ; 0x7f88 + verifySpace(); + } + else if(ch == STK_UNIVERSAL) { + 7ea2: 86 35 cpi r24, 0x56 ; 86 + 7ea4: 29 f4 brne .+10 ; 0x7eb0 + // UNIVERSAL command is ignored + getNch(4); + 7ea6: 84 e0 ldi r24, 0x04 ; 4 + 7ea8: 99 d0 rcall .+306 ; 0x7fdc + putch(0x00); + 7eaa: 80 e0 ldi r24, 0x00 ; 0 + 7eac: 71 d0 rcall .+226 ; 0x7f90 + 7eae: 6d c0 rjmp .+218 ; 0x7f8a + } + /* Write memory, length is big endian and is in bytes */ + else if(ch == STK_PROG_PAGE) { + 7eb0: 84 36 cpi r24, 0x64 ; 100 + 7eb2: 09 f0 breq .+2 ; 0x7eb6 + 7eb4: 43 c0 rjmp .+134 ; 0x7f3c + // PROGRAM PAGE - we support flash programming only, not EEPROM + uint8_t *bufPtr; + uint16_t addrPtr; + + getLen(); + 7eb6: 7c d0 rcall .+248 ; 0x7fb0 + + // Immediately start page erase - this will 4.5ms + boot_page_erase((uint16_t)(void*)address); + 7eb8: e0 91 00 02 lds r30, 0x0200 + 7ebc: f0 91 01 02 lds r31, 0x0201 + 7ec0: 83 e0 ldi r24, 0x03 ; 3 + 7ec2: 80 93 57 00 sts 0x0057, r24 + 7ec6: e8 95 spm + 7ec8: c0 e0 ldi r28, 0x00 ; 0 + 7eca: d1 e0 ldi r29, 0x01 ; 1 + + // While that is going on, read in page contents + bufPtr = buff; + do *bufPtr++ = getch(); + 7ecc: 69 d0 rcall .+210 ; 0x7fa0 + 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 + + // Read command terminator, start reply + verifySpace(); + 7ede: 78 d0 rcall .+240 ; 0x7fd0 + + // If only a partial page is to be programmed, the erase might not be complete. + // So check that here + boot_spm_busy_wait(); + 7ee0: 07 b6 in r0, 0x37 ; 55 + 7ee2: 00 fc sbrc r0, 0 + 7ee4: fd cf rjmp .-6 ; 0x7ee0 + } +#endif + + // Copy buffer into programming buffer + bufPtr = buff; + addrPtr = (uint16_t)(void*)address; + 7ee6: 40 91 00 02 lds r20, 0x0200 + 7eea: 50 91 01 02 lds r21, 0x0201 + 7eee: a0 e0 ldi r26, 0x00 ; 0 + 7ef0: b1 e0 ldi r27, 0x01 ; 1 + ch = SPM_PAGESIZE / 2; + do { + uint16_t a; + a = *bufPtr++; + 7ef2: 2c 91 ld r18, X + 7ef4: 30 e0 ldi r19, 0x00 ; 0 + a |= (*bufPtr++) << 8; + 7ef6: 11 96 adiw r26, 0x01 ; 1 + 7ef8: 8c 91 ld r24, X + 7efa: 11 97 sbiw r26, 0x01 ; 1 + 7efc: 90 e0 ldi r25, 0x00 ; 0 + 7efe: 98 2f mov r25, r24 + 7f00: 88 27 eor r24, r24 + 7f02: 82 2b or r24, r18 + 7f04: 93 2b or r25, r19 +#ifdef VIRTUAL_BOOT_PARTITION +#define rstVect (*(uint16_t*)(0x204)) +#define wdtVect (*(uint16_t*)(0x206)) +#endif +/* main program starts here */ +int main(void) { + 7f06: 12 96 adiw r26, 0x02 ; 2 + ch = SPM_PAGESIZE / 2; + do { + uint16_t a; + a = *bufPtr++; + a |= (*bufPtr++) << 8; + boot_page_fill((uint16_t)(void*)addrPtr,a); + 7f08: fa 01 movw r30, r20 + 7f0a: 0c 01 movw r0, r24 + 7f0c: d0 92 57 00 sts 0x0057, r13 + 7f10: e8 95 spm + 7f12: 11 24 eor r1, r1 + addrPtr += 2; + 7f14: 4e 5f subi r20, 0xFE ; 254 + 7f16: 5f 4f sbci r21, 0xFF ; 255 + } while (--ch); + 7f18: f1 e0 ldi r31, 0x01 ; 1 + 7f1a: a0 38 cpi r26, 0x80 ; 128 + 7f1c: bf 07 cpc r27, r31 + 7f1e: 49 f7 brne .-46 ; 0x7ef2 + + // Write from programming buffer + boot_page_write((uint16_t)(void*)address); + 7f20: e0 91 00 02 lds r30, 0x0200 + 7f24: f0 91 01 02 lds r31, 0x0201 + 7f28: e0 92 57 00 sts 0x0057, r14 + 7f2c: e8 95 spm + boot_spm_busy_wait(); + 7f2e: 07 b6 in r0, 0x37 ; 55 + 7f30: 00 fc sbrc r0, 0 + 7f32: fd cf rjmp .-6 ; 0x7f2e + +#if defined(RWWSRE) + // Reenable read access to flash + boot_rww_enable(); + 7f34: f0 92 57 00 sts 0x0057, r15 + 7f38: e8 95 spm + 7f3a: 27 c0 rjmp .+78 ; 0x7f8a +#endif + + } + /* Read memory block mode, length is big endian. */ + else if(ch == STK_READ_PAGE) { + 7f3c: 84 37 cpi r24, 0x74 ; 116 + 7f3e: b9 f4 brne .+46 ; 0x7f6e + // READ PAGE - we only read flash + getLen(); + 7f40: 37 d0 rcall .+110 ; 0x7fb0 + verifySpace(); + 7f42: 46 d0 rcall .+140 ; 0x7fd0 + else ch = pgm_read_byte_near(address); + address++; + putch(ch); + } while (--length); +#else + do putch(pgm_read_byte_near(address++)); + 7f44: e0 91 00 02 lds r30, 0x0200 + 7f48: f0 91 01 02 lds r31, 0x0201 + 7f4c: 31 96 adiw r30, 0x01 ; 1 + 7f4e: f0 93 01 02 sts 0x0201, r31 + 7f52: e0 93 00 02 sts 0x0200, r30 + 7f56: 31 97 sbiw r30, 0x01 ; 1 + 7f58: e4 91 lpm r30, Z+ + 7f5a: 8e 2f mov r24, r30 + 7f5c: 19 d0 rcall .+50 ; 0x7f90 + while (--length); + 7f5e: 80 91 02 02 lds r24, 0x0202 + 7f62: 81 50 subi r24, 0x01 ; 1 + 7f64: 80 93 02 02 sts 0x0202, r24 + 7f68: 88 23 and r24, r24 + 7f6a: 61 f7 brne .-40 ; 0x7f44 + 7f6c: 0e c0 rjmp .+28 ; 0x7f8a +#endif + } + + /* Get device signature bytes */ + else if(ch == STK_READ_SIGN) { + 7f6e: 85 37 cpi r24, 0x75 ; 117 + 7f70: 39 f4 brne .+14 ; 0x7f80 + // READ SIGN - return what Avrdude wants to hear + verifySpace(); + 7f72: 2e d0 rcall .+92 ; 0x7fd0 + putch(SIGNATURE_0); + 7f74: 8e e1 ldi r24, 0x1E ; 30 + 7f76: 0c d0 rcall .+24 ; 0x7f90 + putch(SIGNATURE_1); + 7f78: 85 e9 ldi r24, 0x95 ; 149 + 7f7a: 0a d0 rcall .+20 ; 0x7f90 + putch(SIGNATURE_2); + 7f7c: 8f e0 ldi r24, 0x0F ; 15 + 7f7e: 96 cf rjmp .-212 ; 0x7eac + } + else if (ch == 'Q') { + 7f80: 81 35 cpi r24, 0x51 ; 81 + 7f82: 11 f4 brne .+4 ; 0x7f88 + // Adaboot no-wait mod + watchdogConfig(WATCHDOG_16MS); + 7f84: 88 e0 ldi r24, 0x08 ; 8 + 7f86: 19 d0 rcall .+50 ; 0x7fba + verifySpace(); + } + else { + // This covers the response to commands like STK_ENTER_PROGMODE + verifySpace(); + 7f88: 23 d0 rcall .+70 ; 0x7fd0 + } + putch(STK_OK); + 7f8a: 80 e1 ldi r24, 0x10 ; 16 + 7f8c: 01 d0 rcall .+2 ; 0x7f90 + 7f8e: 63 cf rjmp .-314 ; 0x7e56 + +00007f90 : + } +} + +void putch(char ch) { + 7f90: 98 2f mov r25, r24 +#ifndef SOFT_UART + while (!(UCSR0A & _BV(UDRE0))); + 7f92: 80 91 c0 00 lds r24, 0x00C0 + 7f96: 85 ff sbrs r24, 5 + 7f98: fc cf rjmp .-8 ; 0x7f92 + UDR0 = ch; + 7f9a: 90 93 c6 00 sts 0x00C6, r25 + [uartBit] "I" (UART_TX_BIT) + : + "r25" + ); +#endif +} + 7f9e: 08 95 ret + +00007fa0 : + return getch(); +} + +// Watchdog functions. These are only safe with interrupts turned off. +void watchdogReset() { + __asm__ __volatile__ ( + 7fa0: a8 95 wdr + [uartBit] "I" (UART_RX_BIT) + : + "r25" +); +#else + while(!(UCSR0A & _BV(RXC0))); + 7fa2: 80 91 c0 00 lds r24, 0x00C0 + 7fa6: 87 ff sbrs r24, 7 + 7fa8: fc cf rjmp .-8 ; 0x7fa2 + ch = UDR0; + 7faa: 80 91 c6 00 lds r24, 0x00C6 +#ifdef LED_DATA_FLASH + LED_PIN |= _BV(LED); +#endif + + return ch; +} + 7fae: 08 95 ret + +00007fb0 : + } while (--count); +} +#endif + +uint8_t getLen() { + getch(); + 7fb0: f7 df rcall .-18 ; 0x7fa0 + length = getch(); + 7fb2: f6 df rcall .-20 ; 0x7fa0 + 7fb4: 80 93 02 02 sts 0x0202, r24 + return getch(); +} + 7fb8: f3 cf rjmp .-26 ; 0x7fa0 + +00007fba : + "wdr\n" + ); +} + +void watchdogConfig(uint8_t x) { + WDTCSR = _BV(WDCE) | _BV(WDE); + 7fba: e0 e6 ldi r30, 0x60 ; 96 + 7fbc: f0 e0 ldi r31, 0x00 ; 0 + 7fbe: 98 e1 ldi r25, 0x18 ; 24 + 7fc0: 90 83 st Z, r25 + WDTCSR = x; + 7fc2: 80 83 st Z, r24 +} + 7fc4: 08 95 ret + +00007fc6 : + +void appStart() { + watchdogConfig(WATCHDOG_OFF); + 7fc6: 80 e0 ldi r24, 0x00 ; 0 + 7fc8: f8 df rcall .-16 ; 0x7fba + __asm__ __volatile__ ( + 7fca: ee 27 eor r30, r30 + 7fcc: ff 27 eor r31, r31 + 7fce: 09 94 ijmp + +00007fd0 : + do getch(); while (--count); + verifySpace(); +} + +void verifySpace() { + if (getch() != CRC_EOP) appStart(); + 7fd0: e7 df rcall .-50 ; 0x7fa0 + 7fd2: 80 32 cpi r24, 0x20 ; 32 + 7fd4: 09 f0 breq .+2 ; 0x7fd8 + 7fd6: f7 df rcall .-18 ; 0x7fc6 + putch(STK_INSYNC); + 7fd8: 84 e1 ldi r24, 0x14 ; 20 +} + 7fda: da cf rjmp .-76 ; 0x7f90 + ::[count] "M" (UART_B_VALUE) + ); +} +#endif + +void getNch(uint8_t count) { + 7fdc: 1f 93 push r17 + 7fde: 18 2f mov r17, r24 + +00007fe0 : + do getch(); while (--count); + 7fe0: df df rcall .-66 ; 0x7fa0 + 7fe2: 11 50 subi r17, 0x01 ; 1 + 7fe4: e9 f7 brne .-6 ; 0x7fe0 + verifySpace(); + 7fe6: f4 df rcall .-24 ; 0x7fd0 +} + 7fe8: 1f 91 pop r17 + 7fea: 08 95 ret -- cgit v1.2.3-18-g5258