bstanwell/wch-uf2-example
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2024-04-23 16:58:39 +01:00
parent dd03d6c88b
commit 3c2255311c
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bootloader.c
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@@ -230,6 +230,8 @@ extern uint32_t USB_SECTOR_STASH[128];
// Files larger than this won't cause an auto-reboot // Files larger than this won't cause an auto-reboot
// (there is not enough USBD RAM to mark which blocks have been received) // (there is not enough USBD RAM to mark which blocks have been received)
// The last bit (MSB) of the last halfword is used to mark
// "has received the first valid UF2 block which contains a valid block count"
#define AUTO_BOOT_BITMAP_NUM_HWORDS 36 #define AUTO_BOOT_BITMAP_NUM_HWORDS 36
#define MAX_AUTO_BOOT_BLOCKS (AUTO_BOOT_BITMAP_NUM_HWORDS * 16 - 1) #define MAX_AUTO_BOOT_BLOCKS (AUTO_BOOT_BITMAP_NUM_HWORDS * 16 - 1)
extern uint32_t UF2_GOT_BLOCKS[AUTO_BOOT_BITMAP_NUM_HWORDS]; extern uint32_t UF2_GOT_BLOCKS[AUTO_BOOT_BITMAP_NUM_HWORDS];