bstanwell/wch-uf2-example
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without this magic macos gets sad

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R
2024-04-13 19:18:09 +01:00
parent 2098719b0a
commit 6e8174726b
1 changed files with 5 additions and 1 deletions
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bootloader.c
+5 -1
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@@ -95,7 +95,7 @@ const uint8_t INQUIRY_RESPONSE[36] __attribute__((aligned(2))) = {
}; };
const uint8_t BOOT_SECTOR[0x3e] __attribute__((aligned(2))) = { const uint8_t BOOT_SECTOR[0x3e] __attribute__((aligned(2))) = {
0x00, 0x00, 0x00, // jump 0xeb, 0x3c, 0x90, // jump
'A', 'r', 'c', 'a', 'n', 'e', 'N', 'b', // oem name 'A', 'r', 'c', 'a', 'n', 'e', 'N', 'b', // oem name
0x00, 0x02, // 512 bytes/sector 0x00, 0x02, // 512 bytes/sector
0x01, // 1 sector/cluster 0x01, // 1 sector/cluster
@@ -221,6 +221,10 @@ __attribute__((always_inline)) static inline void synthesize_block(uint32_t bloc
for (int i = 0; i < 32; i++) for (int i = 0; i < 32; i++)
USB_EP1_IN(i * 2) = 0; USB_EP1_IN(i * 2) = 0;
} }
if (piece == 3) {
USB_EP1_IN(62) = 0xaa55;
}
} else if (block == 1 && piece == 0) { } else if (block == 1 && piece == 0) {
USB_EP1_IN(0) = 0xfff8; USB_EP1_IN(0) = 0xfff8;
USB_EP1_IN(2) = 0xffff; USB_EP1_IN(2) = 0xffff;