PCIA
{0, PCIA, 0, 0, 0}, /* 17: RTL8110-0 */
{0, PCIA, PCIB, PCIC, PCID}, /* 21: PCI-SLOT */
{0, PCIA, PCIB, PCIC, PCID }, /* 18: PCI Slot 1 */
{0, PCIB, PCIC, PCID, PCIA }, /* 19: PCI Slot 2 */
{0, PCIC, PCID, PCIA, PCIB }, /* 20: PCI Slot 3 */
{0, PCID, PCIA, PCIB, PCIC } /* 21: PCI Slot 4 */
pci_irq[PCIA+i] = 0; /* Disabled */
pci_irq[PCIA+i] = piixirqmap[reg_val &