diff options
Diffstat (limited to 'bootloaders/optiboot/optiboot.c')
| -rw-r--r-- | bootloaders/optiboot/optiboot.c | 38 |
1 files changed, 34 insertions, 4 deletions
diff --git a/bootloaders/optiboot/optiboot.c b/bootloaders/optiboot/optiboot.c index 4b4a10a..ece8b43 100644 --- a/bootloaders/optiboot/optiboot.c +++ b/bootloaders/optiboot/optiboot.c @@ -114,7 +114,37 @@ /* 500,1000,2000,4000,8000 supported. */ /* */ /**********************************************************/ + +/**********************************************************/ +/* Version Numbers! */ +/* */ +/* Arduino Optiboot now includes this Version number in */ +/* the source and object code. */ +/* */ +/* Version 3 was released as zip from the optiboot */ +/* repository and was distributed with Arduino 0022. */ +/* Version 4 starts with the arduino repository commit */ +/* that brought the arduino repository up-to-date with */ +/* the optiboot source tree changes since v3. */ +/* */ +/**********************************************************/ + +/**********************************************************/ +/* Edit History: */ +/* */ +/* 4.1 WestfW: put version number in binary. */ +/**********************************************************/ + +#define OPTIBOOT_MAJVER 4 +#define OPTIBOOT_MINVER 1 +#define MAKESTR(a) #a +#define MAKEVER(a, b) MAKESTR(a*256+b) + +asm(" .section .version\n" + "optiboot_version: .word " MAKEVER(OPTIBOOT_MAJVER, OPTIBOOT_MINVER) "\n" + " .section .text\n"); + #include <inttypes.h> #include <avr/io.h> #include <avr/pgmspace.h> @@ -324,7 +354,7 @@ int main(void) { // 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(); @@ -336,7 +366,7 @@ int main(void) { // Read command terminator, start reply verifySpace(); - + // If only a partial page is to be programmed, the erase might not be complete. // So check that here boot_spm_busy_wait(); @@ -371,7 +401,7 @@ int main(void) { __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); boot_spm_busy_wait(); @@ -489,7 +519,7 @@ uint8_t getch(void) { " rcall uartDelay\n" // Wait 1 bit period " clc\n" " sbic %[uartPin],%[uartBit]\n" - " sec\n" + " sec\n" " dec %[bitCnt]\n" " breq 3f\n" " ror %[ch]\n" |