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| author | Alex Evans <715855+mmalex@users.noreply.github.com> | 2024-11-07 12:01:15 +0000 |
|---|---|---|
| committer | Alex Evans <715855+mmalex@users.noreply.github.com> | 2024-11-07 12:01:15 +0000 |
| commit | cc7afbbb54d2b66cc3a89f2748c85fc632634d1f (patch) | |
| tree | 5f5c07c1aa0c6a9cf8dcf3543e68fd4626a8769f /sw/Core/Src/plinky.c | |
| parent | 78a4df6ca67f937cda8462d43cbd9547994b6474 (diff) | |
| download | plinky-cc7afbbb54d2b66cc3a89f2748c85fc632634d1f.tar.gz | |
work on build tooling to choose a golden bootloader (dubbed, v1.04) and then make a BOOTLOAD.UF2 that actually encompasses latest firmware and the golden bootloader
Diffstat (limited to 'sw/Core/Src/plinky.c')
| -rwxr-xr-x | sw/Core/Src/plinky.c | 27 |
1 files changed, 24 insertions, 3 deletions
diff --git a/sw/Core/Src/plinky.c b/sw/Core/Src/plinky.c index cdcec60..14ffafe 100755 --- a/sw/Core/Src/plinky.c +++ b/sw/Core/Src/plinky.c @@ -2557,6 +2557,7 @@ short *getrxbuf(void); #define REVERB_BUF 0x10000000 #define DELAY_BUF 0x20008000 + void check_bootloader_flash(void) { int count=0; uint32_t *rb32=(uint32_t*)REVERB_BUF; @@ -2569,8 +2570,23 @@ void check_bootloader_flash(void) { if (count!=64/4 || magic!=0xa738ea75) { return; } - clear(); char buf[32]; + // checksum! + uint32_t checksum = 0; + for (int i=0;i<65536/4;++i) { + checksum = checksum * 23 + ((uint32_t*)DELAY_BUF)[i]; + } + if (checksum != GOLDEN_CHECKSUM) { + DebugLog("bootloader checksum failed %08x != %08x\r\n", checksum, GOLDEN_CHECKSUM); + clear(); + drawstr(0,0,F_8,"bad bootloader crc"); + snprintf(buf, sizeof(buf), "%08x vs %08x", checksum, GOLDEN_CHECKSUM); + drawstr(0,8,F_8,buf); + oled_flip(vrambuf); + HAL_Delay(10000); + return; + } + clear(); snprintf(buf, sizeof(buf), "%08x %d", magic, count); drawstr(0, 0, F_16, buf); snprintf(buf, sizeof(buf), "%08x %08x", app_base[0], app_base[1]); @@ -2606,7 +2622,11 @@ void check_bootloader_flash(void) { } DebugLog("FLASHING BOOTLOADER! DO NOT RESET\r\n"); clear(); - drawstr(0,0,F_16_BOLD,"FLASHING\nBOOTLOADER"); + drawstr(0,0,F_12_BOLD,"FLASHING\nBOOTLOADER"); + char verbuf[5]={}; + memcpy(verbuf,(DELAY_BUF+65536-4),4); + drawstr(0,24,F_8,verbuf); + oled_flip(vrambuf); HAL_FLASH_Unlock(); FLASH_EraseInitTypeDef EraseInitStruct; @@ -2640,7 +2660,8 @@ void check_bootloader_flash(void) { HAL_FLASH_Lock(); DebugLog("BOOTLOADER has been flashed!\r\n"); clear(); - drawstr(0,0,F_16_BOLD,"BOOTLOADER\nFLASHED OK!"); + drawstr(0,0,F_12_BOLD,"BOOTLOADER\nFLASHED OK!"); + drawstr(0,24,F_8,verbuf); oled_flip(vrambuf); HAL_Delay(3000); |