-/* PSYCHO interrupt mapping support. */
-#define PSYCHO_IMAP_A_SLOT0 0x0c00UL
-#define PSYCHO_IMAP_B_SLOT0 0x0c20UL
-static unsigned long psycho_pcislot_imap_offset(unsigned long ino)
-{
- unsigned int bus = (ino & 0x10) >> 4;
- unsigned int slot = (ino & 0x0c) >> 2;
-
- if (bus == 0)
- return PSYCHO_IMAP_A_SLOT0 + (slot * 8);
- else
- return PSYCHO_IMAP_B_SLOT0 + (slot * 8);
-}
-
-#define PSYCHO_IMAP_SCSI 0x1000UL
-#define PSYCHO_IMAP_ETH 0x1008UL
-#define PSYCHO_IMAP_BPP 0x1010UL
-#define PSYCHO_IMAP_AU_REC 0x1018UL
-#define PSYCHO_IMAP_AU_PLAY 0x1020UL
-#define PSYCHO_IMAP_PFAIL 0x1028UL
-#define PSYCHO_IMAP_KMS 0x1030UL
-#define PSYCHO_IMAP_FLPY 0x1038UL
-#define PSYCHO_IMAP_SHW 0x1040UL
-#define PSYCHO_IMAP_KBD 0x1048UL
-#define PSYCHO_IMAP_MS 0x1050UL
-#define PSYCHO_IMAP_SER 0x1058UL
-#define PSYCHO_IMAP_TIM0 0x1060UL
-#define PSYCHO_IMAP_TIM1 0x1068UL
-#define PSYCHO_IMAP_UE 0x1070UL
-#define PSYCHO_IMAP_CE 0x1078UL
-#define PSYCHO_IMAP_A_ERR 0x1080UL
-#define PSYCHO_IMAP_B_ERR 0x1088UL
-#define PSYCHO_IMAP_PMGMT 0x1090UL
-#define PSYCHO_IMAP_GFX 0x1098UL
-#define PSYCHO_IMAP_EUPA 0x10a0UL
-
-static unsigned long __onboard_imap_off[] = {
-/*0x20*/ PSYCHO_IMAP_SCSI,
-/*0x21*/ PSYCHO_IMAP_ETH,
-/*0x22*/ PSYCHO_IMAP_BPP,
-/*0x23*/ PSYCHO_IMAP_AU_REC,
-/*0x24*/ PSYCHO_IMAP_AU_PLAY,
-/*0x25*/ PSYCHO_IMAP_PFAIL,
-/*0x26*/ PSYCHO_IMAP_KMS,
-/*0x27*/ PSYCHO_IMAP_FLPY,
-/*0x28*/ PSYCHO_IMAP_SHW,
-/*0x29*/ PSYCHO_IMAP_KBD,
-/*0x2a*/ PSYCHO_IMAP_MS,
-/*0x2b*/ PSYCHO_IMAP_SER,
-/*0x2c*/ PSYCHO_IMAP_TIM0,
-/*0x2d*/ PSYCHO_IMAP_TIM1,
-/*0x2e*/ PSYCHO_IMAP_UE,
-/*0x2f*/ PSYCHO_IMAP_CE,
-/*0x30*/ PSYCHO_IMAP_A_ERR,
-/*0x31*/ PSYCHO_IMAP_B_ERR,
-/*0x32*/ PSYCHO_IMAP_PMGMT
-};
-#define PSYCHO_ONBOARD_IRQ_BASE 0x20
-#define PSYCHO_ONBOARD_IRQ_LAST 0x32
-#define psycho_onboard_imap_offset(__ino) \
- __onboard_imap_off[(__ino) - PSYCHO_ONBOARD_IRQ_BASE]
-
-#define PSYCHO_ICLR_A_SLOT0 0x1400UL
-#define PSYCHO_ICLR_SCSI 0x1800UL
-
-#define psycho_iclr_offset(ino) \
- ((ino & 0x20) ? (PSYCHO_ICLR_SCSI + (((ino) & 0x1f) << 3)) : \
- (PSYCHO_ICLR_A_SLOT0 + (((ino) & 0x1f)<<3)))
-
-/* PCI PSYCHO INO number to Sparc PIL level. */
-static unsigned char psycho_pil_table[] = {
-/*0x00*/0, 0, 0, 0, /* PCI A slot 0 Int A, B, C, D */
-/*0x04*/0, 0, 0, 0, /* PCI A slot 1 Int A, B, C, D */
-/*0x08*/0, 0, 0, 0, /* PCI A slot 2 Int A, B, C, D */
-/*0x0c*/0, 0, 0, 0, /* PCI A slot 3 Int A, B, C, D */
-/*0x10*/0, 0, 0, 0, /* PCI B slot 0 Int A, B, C, D */
-/*0x14*/0, 0, 0, 0, /* PCI B slot 1 Int A, B, C, D */
-/*0x18*/0, 0, 0, 0, /* PCI B slot 2 Int A, B, C, D */
-/*0x1c*/0, 0, 0, 0, /* PCI B slot 3 Int A, B, C, D */
-/*0x20*/4, /* SCSI */
-/*0x21*/5, /* Ethernet */
-/*0x22*/8, /* Parallel Port */
-/*0x23*/13, /* Audio Record */
-/*0x24*/14, /* Audio Playback */
-/*0x25*/15, /* PowerFail */
-/*0x26*/4, /* second SCSI */
-/*0x27*/11, /* Floppy */
-/*0x28*/4, /* Spare Hardware */
-/*0x29*/9, /* Keyboard */
-/*0x2a*/4, /* Mouse */
-/*0x2b*/12, /* Serial */
-/*0x2c*/10, /* Timer 0 */
-/*0x2d*/11, /* Timer 1 */
-/*0x2e*/15, /* Uncorrectable ECC */
-/*0x2f*/15, /* Correctable ECC */
-/*0x30*/15, /* PCI Bus A Error */
-/*0x31*/15, /* PCI Bus B Error */
-/*0x32*/15, /* Power Management */
-};
-
-static int psycho_ino_to_pil(struct pci_dev *pdev, unsigned int ino)
-{
- int ret;
-
- ret = psycho_pil_table[ino];
- if (ret == 0 && pdev == NULL) {
- ret = 4;
- } else if (ret == 0) {
- switch ((pdev->class >> 16) & 0xff) {
- case PCI_BASE_CLASS_STORAGE:
- ret = 4;
- break;
-
- case PCI_BASE_CLASS_NETWORK:
- ret = 6;
- break;
-
- case PCI_BASE_CLASS_DISPLAY:
- ret = 9;
- break;
-
- case PCI_BASE_CLASS_MULTIMEDIA:
- case PCI_BASE_CLASS_MEMORY:
- case PCI_BASE_CLASS_BRIDGE:
- case PCI_BASE_CLASS_SERIAL:
- ret = 10;
- break;
-
- default:
- ret = 4;
- break;
- };
- }
-
- return ret;
-}
-
-static unsigned int psycho_irq_build(struct pci_pbm_info *pbm,
- struct pci_dev *pdev,
- unsigned int ino)
-{
- struct ino_bucket *bucket;
- unsigned long imap, iclr;
- unsigned long imap_off, iclr_off;
- int pil, inofixup = 0;
-
- ino &= PCI_IRQ_INO;
- if (ino < PSYCHO_ONBOARD_IRQ_BASE) {
- /* PCI slot */
- imap_off = psycho_pcislot_imap_offset(ino);
- } else {
- /* Onboard device */
- if (ino > PSYCHO_ONBOARD_IRQ_LAST) {
- prom_printf("psycho_irq_build: Wacky INO [%x]\n", ino);
- prom_halt();
- }
- imap_off = psycho_onboard_imap_offset(ino);
- }
-
- /* Now build the IRQ bucket. */
- pil = psycho_ino_to_pil(pdev, ino);
-
- if (PIL_RESERVED(pil))
- BUG();
-
- imap = pbm->controller_regs + imap_off;
- imap += 4;
-
- iclr_off = psycho_iclr_offset(ino);
- iclr = pbm->controller_regs + iclr_off;
- iclr += 4;
-
- if ((ino & 0x20) == 0)
- inofixup = ino & 0x03;
-
- bucket = __bucket(build_irq(pil, inofixup, iclr, imap));
- bucket->flags |= IBF_PCI;
-
- return __irq(bucket);
-}
-