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Fixed the IDE BusMaster IRQ fix.

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OBattler
2021-08-20 17:16:14 +02:00
parent 8d3a7583de
commit 3d004b56e7
1 changed files with 3 additions and 1 deletions
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4
src/disk/hdc_ide_sff8038i.c
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@@ -370,13 +370,15 @@ void
sff_bus_master_set_irq(int channel, void *priv) sff_bus_master_set_irq(int channel, void *priv)
{ {
sff8038i_t *dev = (sff8038i_t *) priv; sff8038i_t *dev = (sff8038i_t *) priv;
uint8_t irq = !!(channel & 0x40);
if (!(dev->status & 0x04) || (channel & 0x40)) { if (!(dev->status & 0x04) || (channel & 0x40)) {
dev->status &= ~4; dev->status &= ~4;
dev->status |= (channel >> 4); dev->status |= (channel >> 4);
} }
channel &= 0x01; channel &= 0x01;
if (dev->status & 0x04) { if (irq) {
sff_log("SFF8038i: Channel %i IRQ raise\n", channel); sff_log("SFF8038i: Channel %i IRQ raise\n", channel);
if (dev->irq_mode[channel] == 3) if (dev->irq_mode[channel] == 3)
picintlevel(1 << dev->irq_line); picintlevel(1 << dev->irq_line);