static void bmdma_write(void *opaque, target_phys_addr_t addr,
uint64_t val, unsigned size)
{
BMDMAState *bm = opaque;
PCIIDEState *pci_dev = bm->pci_dev;
if (size != 1) {
return;
}
#ifdef DEBUG_IDE
printf("bmdma: writeb 0x%02" TARGET_PRIxPHYS " : 0x%02" PRIx64 "\n",
addr, val);
#endif
switch(addr & 3) {
case 0:
bmdma_cmd_writeb(bm, val);
break;
case 1:
pci_dev->dev.config[MRDMODE] =
(pci_dev->dev.config[MRDMODE] & ~0x30) | (val & 0x30);
cmd646_update_irq(pci_dev);
break;
case 2:
bm->status = (val & 0x60) | (bm->status & 1) | (bm->status & ~val & 0x06);
break;
case 3:
if (bm == &pci_dev->bmdma[0])
pci_dev->dev.config[UDIDETCR0] = val;
else
pci_dev->dev.config[UDIDETCR1] = val;
break;
}
}
static void bmdma_write(void *opaque, hwaddr addr,
uint64_t val, unsigned size)
{
BMDMAState *bm = opaque;
PCIDevice *pci_dev = PCI_DEVICE(bm->pci_dev);
if (size != 1) {
return;
}
#ifdef DEBUG_IDE
printf("bmdma: writeb " TARGET_FMT_plx " : 0x%" PRIx64 "\n", addr, val);
#endif
switch(addr & 3) {
case 0:
bmdma_cmd_writeb(bm, val);
break;
case 1:
pci_dev->config[MRDMODE] =
(pci_dev->config[MRDMODE] & ~0x30) | (val & 0x30);
cmd646_update_irq(bm->pci_dev);
break;
case 2:
bm->status = (val & 0x60) | (bm->status & 1) | (bm->status & ~val & 0x06);
break;
case 3:
if (bm == &bm->pci_dev->bmdma[0]) {
pci_dev->config[UDIDETCR0] = val;
} else {
pci_dev->config[UDIDETCR1] = val;
}
break;
}
}
/* the PCI irq level is the logical OR of the two channels */
static void cmd646_set_irq(void *opaque, int channel, int level)
{
PCIIDEState *d = opaque;
int irq_mask;
irq_mask = MRDMODE_INTR_CH0 << channel;
if (level)
d->dev.config[MRDMODE] |= irq_mask;
else
d->dev.config[MRDMODE] &= ~irq_mask;
cmd646_update_irq(d);
}
/* the PCI irq level is the logical OR of the two channels */
static void cmd646_set_irq(void *opaque, int channel, int level)
{
PCIIDEState *d = opaque;
PCIDevice *pd = PCI_DEVICE(d);
int irq_mask;
irq_mask = MRDMODE_INTR_CH0 << channel;
if (level) {
pd->config[MRDMODE] |= irq_mask;
} else {
pd->config[MRDMODE] &= ~irq_mask;
}
cmd646_update_irq(d);
}
