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stm32/mboot/main: Use correct formula for DFU download address.

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As per ST's DfuSe specification, and following their example code.
This commit is contained in:
Damien George 2018-09-05 15:22:05 +10:00
parent 5f3016c663
commit a23719e0ad
1 changed files with 2 additions and 1 deletions
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3
ports/stm32/mboot/main.c
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@ -760,7 +760,8 @@ static int dfu_process_dnload(void) {
}
} else if (dfu_state.wBlockNum > 1) {
// write data to memory
ret = do_write(dfu_state.addr, dfu_state.buf, dfu_state.wLength);
uint32_t addr = (dfu_state.wBlockNum - 2) * DFU_XFER_SIZE + dfu_state.addr;
ret = do_write(addr, dfu_state.buf, dfu_state.wLength);
}
if (ret == 0) {
return DFU_STATUS_DNLOAD_IDLE;