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UM8886: More IRQ-related bug fixes, including incorrect shifts to the right by 8 instead of 4 bits which was causing all PCI devices to use IRQ 0 instead of their assigned IRQ.

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OBattler
2024-09-23 05:54:46 +02:00
parent 3410320a70
commit f2eb6a0161
1 changed files with 6 additions and 6 deletions
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12
src/chipset/umc_8886.c
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@@ -170,20 +170,20 @@ umc_8886_irq_recalc(umc_8886_t *dev)
int irq_routing;
uint8_t *conf = dev->pci_conf_sb[0];
irq_routing = (conf[0x46] & 0x01) ? (conf[0x43] >> 8) : PCI_IRQ_DISABLED;
irq_routing = (conf[0x46] & 0x01) ? (conf[0x43] >> 4) : PCI_IRQ_DISABLED;
pci_set_irq_routing(PCI_INTA, irq_routing);
irq_routing = (conf[0x46] & 0x02) ? (conf[0x43] & 0x0f) : PCI_IRQ_DISABLED;
pci_set_irq_routing(PCI_INTB, irq_routing);
irq_routing = (conf[0x46] & 0x04) ? (conf[0x44] >> 8) : PCI_IRQ_DISABLED;
irq_routing = (conf[0x46] & 0x04) ? (conf[0x44] >> 4) : PCI_IRQ_DISABLED;
pci_set_irq_routing(PCI_INTC, irq_routing);
irq_routing = (conf[0x46] & 0x08) ? (conf[0x44] & 0x0f) : PCI_IRQ_DISABLED;
pci_set_irq_routing(PCI_INTD, irq_routing);
pci_set_irq_level(PCI_INTA, !(conf[0x47] & 0x01));
pci_set_irq_level(PCI_INTB, !(conf[0x47] & 0x02));
pci_set_irq_level(PCI_INTC, !(conf[0x47] & 0x04));
pci_set_irq_level(PCI_INTD, !(conf[0x47] & 0x08));
pci_set_irq_level(PCI_INTA, (conf[0x47] & 0x01));
pci_set_irq_level(PCI_INTB, (conf[0x47] & 0x02));
pci_set_irq_level(PCI_INTC, (conf[0x47] & 0x04));
pci_set_irq_level(PCI_INTD, (conf[0x47] & 0x08));
}
static void