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FDC now once again correctly checks for DMA_OVER in FIFO-less mode, fixes #1705.

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OBattler
2021-09-18 19:36:34 +02:00
parent 1baab36dc6
commit 28520d6000
1 changed files with 4 additions and 2 deletions
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6
src/floppy/fdc.c
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@@ -1929,11 +1929,13 @@ fdc_data(fdc_t *fdc, uint8_t data, int last)
return -1; return -1;
if (!fdc->fifo || (fdc->tfifo < 1)) { if (!fdc->fifo || (fdc->tfifo < 1)) {
dma_channel_write(fdc->dma_ch, data);
fdc->data_ready = 1; fdc->data_ready = 1;
fdc->stat = 0xd0; fdc->stat = 0xd0;
fdc->fifobufpos = 0;
result = dma_channel_write(fdc->dma_ch, data);
if (result & DMA_OVER) { if (result & DMA_OVER) {
fdc->tc = 1; fdc->tc = 1;
return -1; return -1;