From 59140ccdf384346ab0a6112baee175a01ed5bd9f Mon Sep 17 00:00:00 2001 From: "arch import user (historical)" Date: Wed, 6 Jul 2005 18:17:35 +0000 Subject: Revision: linuxbios@linuxbios.org--devel/freebios--devel--2.0--patch-61 Creator: Yinghai Lu write_pirq_routing_table for x86 git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1979 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1 --- src/mainboard/tyan/s2895/irq_tables.c | 373 +++++++++++++++++++++++++++++++++- 1 file changed, 371 insertions(+), 2 deletions(-) (limited to 'src/mainboard/tyan/s2895') diff --git a/src/mainboard/tyan/s2895/irq_tables.c b/src/mainboard/tyan/s2895/irq_tables.c index 8fe7516dca..cf1a438dc1 100644 --- a/src/mainboard/tyan/s2895/irq_tables.c +++ b/src/mainboard/tyan/s2895/irq_tables.c @@ -4,7 +4,10 @@ Documentation at : http://www.microsoft.com/hwdev/busbios/PCIIRQ.HTM */ - +#include +#include +#include +#include #include const struct irq_routing_table intel_irq_routing_table = { @@ -27,7 +30,7 @@ const struct irq_routing_table intel_irq_routing_table = { {1,((CK804_DEVN_BASE+9)<<3)|0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}}, 0, 0}, {0x4,(1<<3)|0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}}, 0, 0}, {0x7,((CK804_DEVN_BASE+9)<<3)|0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}}, 0x0, 0}, - {0x5,(3<<3)|0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}}, 0x1, 0}, + {0x8,((CK804_DEVN_BASE+9)<<3)|0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}}, 0x1, 0}, {0x5,(6<<3)|0, {{0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}, {0x1, 0xdef8}}, 0x2, 0}, {0x4,(8<<3)|0, {{0x4, 0xdef8}, {0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}}, 0x3, 0}, {0x4,(7<<3)|0, {{0x3, 0xdef8}, {0x4, 0xdef8}, {0x1, 0xdef8}, {0x2, 0xdef8}}, 0x4, 0}, @@ -37,3 +40,369 @@ const struct irq_routing_table intel_irq_routing_table = { {0x6,(0x0c<<3)|0, {{0x4, 0xdef8}, {0, 0}, {0, 0}, {0, 0}}, 0, 0}, } }; + +static unsigned node_link_to_bus(unsigned node, unsigned link) +{ + device_t dev; + unsigned reg; + + dev = dev_find_slot(0, PCI_DEVFN(0x18, 1)); + if (!dev) { + return 0; + } + for(reg = 0xE0; reg < 0xF0; reg += 0x04) { + uint32_t config_map; + unsigned dst_node; + unsigned dst_link; + unsigned bus_base; + config_map = pci_read_config32(dev, reg); + if ((config_map & 3) != 3) { + continue; + } + dst_node = (config_map >> 4) & 7; + dst_link = (config_map >> 8) & 3; + bus_base = (config_map >> 16) & 0xff; +#if 0 + printk_debug("node.link=bus: %d.%d=%d 0x%2x->0x%08x\n", + dst_node, dst_link, bus_base, + reg, config_map); +#endif + if ((dst_node == node) && (dst_link == link)) + { + return bus_base; + } + } + return 0; +} + +static void write_pirq_info(struct irq_info *pirq_info, uint8_t bus, uint8_t devfn, uint8_t link0, uint16_t bitmap0, + uint8_t link1, uint16_t bitmap1, uint8_t link2, uint16_t bitmap2,uint8_t link3, uint16_t bitmap3, + uint8_t slot, uint8_t rfu) +{ + pirq_info->bus = bus; + pirq_info->devfn = devfn; + pirq_info->irq[0].link = link0; + pirq_info->irq[0].bitmap = bitmap0; + pirq_info->irq[1].link = link1; + pirq_info->irq[1].bitmap = bitmap1; + pirq_info->irq[2].link = link2; + pirq_info->irq[2].bitmap = bitmap2; + pirq_info->irq[3].link = link3; + pirq_info->irq[3].bitmap = bitmap3; + pirq_info->slot = slot; + pirq_info->rfu = rfu; +} + +unsigned long write_pirq_routing_table(unsigned long addr) +{ + + struct irq_routing_table *pirq; + struct irq_info *pirq_info; + unsigned slot_num; + uint8_t *v; + + uint8_t sum=0; + int i; + + unsigned char bus_ck804_0; //1 + unsigned char bus_ck804_1; //2 + unsigned char bus_ck804_2; //3 + unsigned char bus_ck804_3; //4 + unsigned char bus_ck804_4; //5 + unsigned char bus_ck804_5; //6 + unsigned char bus_8131_0; //7 + unsigned char bus_8131_1; //8 + unsigned char bus_8131_2; //9 + unsigned char bus_ck804b_0;//a + unsigned char bus_ck804b_1;//b + unsigned char bus_ck804b_2;//c + unsigned char bus_ck804b_3;//d + unsigned char bus_ck804b_4;//e + unsigned char bus_ck804b_5;//f + + { + device_t dev; + + + bus_ck804_0 = node_link_to_bus(0, 0); + if (bus_ck804_0 == 0) { + printk_debug("ERROR - cound not find bus for node 0 chain 0, using defaults\n"); + bus_ck804_0 = 1; + } + /* CK804 */ + dev = dev_find_slot(bus_ck804_0, PCI_DEVFN(CK804_DEVN_BASE + 0x09,0)); + if (dev) { + bus_ck804_1 = pci_read_config8(dev, PCI_SECONDARY_BUS); +#if 0 + bus_ck804_2 = pci_read_config8(dev, PCI_SUBORDINATE_BUS); + bus_ck804_2++; +#else + bus_ck804_5 = pci_read_config8(dev, PCI_SUBORDINATE_BUS); + bus_ck804_5++; +#endif + } + else { + printk_debug("ERROR - could not find PCI 1:%02x.0, using defaults\n", CK804_DEVN_BASE + 0x09); + + bus_ck804_1 = 2; +#if 0 + bus_ck804_2 = 3; +#else + bus_ck804_5 = 3; +#endif + + } +#if 0 + dev = dev_find_slot(bus_ck804_0, PCI_DEVFN(CK804_DEVN_BASE + 0x0b,0)); + if (dev) { + bus_ck804_2 = pci_read_config8(dev, PCI_SECONDARY_BUS); + bus_ck804_3 = pci_read_config8(dev, PCI_SUBORDINATE_BUS); + bus_ck804_3++; + } + else { + printk_debug("ERROR - could not find PCI 1:%02x.0, using defaults\n", CK804_DEVN_BASE + 0x0b); + + bus_ck804_3 = bus_ck804_2+1; + } + + dev = dev_find_slot(bus_ck804_0, PCI_DEVFN(CK804_DEVN_BASE + 0x0c,0)); + if (dev) { + bus_ck804_3 = pci_read_config8(dev, PCI_SECONDARY_BUS); + bus_ck804_4 = pci_read_config8(dev, PCI_SUBORDINATE_BUS); + bus_ck804_4++; + } + else { + printk_debug("ERROR - could not find PCI 1:%02x.0, using defaults\n", CK804_DEVN_BASE + 0x0c); + + bus_ck804_4 = bus_ck804_3+1; + } + + dev = dev_find_slot(bus_ck804_0, PCI_DEVFN(CK804_DEVN_BASE + 0x0d,0)); + if (dev) { + bus_ck804_4 = pci_read_config8(dev, PCI_SECONDARY_BUS); + bus_ck804_5 = pci_read_config8(dev, PCI_SUBORDINATE_BUS); + bus_ck804_5++; + } + else { + printk_debug("ERROR - could not find PCI 1:%02x.0, using defaults\n",CK804_DEVN_BASE + 0x0d); + + bus_ck804_5 = bus_ck804_4+1; + } +#endif + + dev = dev_find_slot(bus_ck804_0, PCI_DEVFN(CK804_DEVN_BASE + 0x0e,0)); + if (dev) { + bus_ck804_5 = pci_read_config8(dev, PCI_SECONDARY_BUS); + bus_8131_0 = pci_read_config8(dev, PCI_SUBORDINATE_BUS); + bus_8131_0++; + } + else { + printk_debug("ERROR - could not find PCI 1:%02x.0, using defaults\n",CK804_DEVN_BASE + 0x0e); + + bus_8131_0 = bus_ck804_5+1; + } + + /* 8131-1 */ + dev = dev_find_slot(bus_8131_0, PCI_DEVFN(0x01,0)); + if (dev) { + bus_8131_1 = pci_read_config8(dev, PCI_SECONDARY_BUS); + bus_8131_2 = pci_read_config8(dev, PCI_SUBORDINATE_BUS); + bus_8131_2++; + } + else { + printk_debug("ERROR - could not find PCI %02x:01.0, using defaults\n", bus_8131_0); + + bus_8131_1 = bus_8131_0+1; + bus_8131_2 = bus_8131_0+2; + } + /* 8131-2 */ + dev = dev_find_slot(bus_8131_0, PCI_DEVFN(0x02,0)); + if (dev) { + bus_8131_2 = pci_read_config8(dev, PCI_SECONDARY_BUS); + bus_ck804b_0 = pci_read_config8(dev, PCI_SUBORDINATE_BUS); + bus_ck804b_0++; + } + else { + printk_debug("ERROR - could not find PCI %02x:02.0, using defaults\n", bus_8131_0); + + bus_8131_2 = bus_8131_1+1; + bus_ck804b_0 = bus_8131_1+2; + } + + /* CK804b */ + +#if 0 + dev = dev_find_slot(bus_ck804b_0, PCI_DEVFN(CK804_DEVN_BASE + 0x09,0)); + if (dev) { + bus_ck804b_1 = pci_read_config8(dev, PCI_SECONDARY_BUS); + bus_ck804b_2 = pci_read_config8(dev, PCI_SUBORDINATE_BUS); + bus_ck804b_2++; + } + else { + printk_debug("ERROR - could not find PCI %02x:%02x.0, using defaults\n", bus_ck804b_0,CK804_DEVN_BASE+0x09); + + bus_ck804b_1 = bus_ck804b_0+1; + bus_ck804b_2 = bus_ck804b_0+2; + } + + dev = dev_find_slot(bus_ck804b_0, PCI_DEVFN(CK804_DEVN_BASE + 0x0b,0)); + if (dev) { + bus_ck804b_2 = pci_read_config8(dev, PCI_SECONDARY_BUS); + bus_ck804b_3 = pci_read_config8(dev, PCI_SUBORDINATE_BUS); + bus_ck804b_3++; + } + else { + printk_debug("ERROR - could not find PCI %02x:%02x.0, using defaults\n", bus_ck804b_0,CK804_DEVN_BASE+0x0b); + + bus_ck804b_2 = bus_ck804b_0+1; + bus_ck804b_3 = bus_ck804b_0+2; + } + + dev = dev_find_slot(bus_ck804b_0, PCI_DEVFN(CK804_DEVN_BASE + 0x0c,0)); + if (dev) { + bus_ck804b_3 = pci_read_config8(dev, PCI_SECONDARY_BUS); + bus_ck804b_4 = pci_read_config8(dev, PCI_SUBORDINATE_BUS); + bus_ck804b_4++; + } + else { + printk_debug("ERROR - could not find PCI %02x:%02x.0, using defaults\n", bus_ck804b_0,CK804_DEVN_BASE+0x0c); + + bus_ck804b_4 = bus_ck804b_3+1; + } + + dev = dev_find_slot(bus_ck804b_0, PCI_DEVFN(CK804_DEVN_BASE + 0x0d,0)); + if (dev) { + bus_ck804b_4 = pci_read_config8(dev, PCI_SECONDARY_BUS); + bus_ck804b_5 = pci_read_config8(dev, PCI_SUBORDINATE_BUS); + bus_ck804b_5++; + } + else { + printk_debug("ERROR - could not find PCI %02x:%02x.0, using defaults\n", bus_ck804b_0,CK804_DEVN_BASE+0x0d); + + bus_ck804b_5 = bus_ck804b_4+1; + } + +#endif + + dev = dev_find_slot(bus_ck804b_0, PCI_DEVFN(CK804_DEVN_BASE + 0x0e,0)); + if (dev) { + bus_ck804b_5 = pci_read_config8(dev, PCI_SECONDARY_BUS); + } + else { + printk_debug("ERROR - could not find PCI %02x:%02x.0, using defaults\n", bus_ck804b_0,CK804_DEVN_BASE+0x0e); +#if 1 + bus_ck804b_5 = bus_ck804b_0+1; +#endif + + } + + } + + /* Align the table to be 16 byte aligned. */ + addr += 15; + addr &= ~15; + + /* This table must be betweeen 0xf0000 & 0x100000 */ + printk_info("Writing IRQ routing tables to 0x%x...", addr); + + pirq = (void *)(addr); + v = (uint8_t *)(addr); + + pirq->signature = PIRQ_SIGNATURE; + pirq->version = PIRQ_VERSION; + + pirq->rtr_bus = bus_ck804_0; + pirq->rtr_devfn = ((CK804_DEVN_BASE+9)<<3)|0; + + pirq->exclusive_irqs = 0; + + pirq->rtr_vendor = 0x10de; + pirq->rtr_device = 0x005c; + + pirq->miniport_data = 0; + + memset(pirq->rfu, 0, sizeof(pirq->rfu)); + + pirq_info = (void *) ( &pirq->checksum + 1); + slot_num = 0; +//pci bridge + write_pirq_info(pirq_info, bus_ck804_0, ((CK804_DEVN_BASE+9)<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0, 0); + pirq_info++; slot_num++; +//pcix bridge + write_pirq_info(pirq_info, bus_8131_0, (1<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0, 0); + pirq_info++; slot_num++; + +//second pci beidge + write_pirq_info(pirq_info, bus_ck804b_0, ((CK804_DEVN_BASE+9)<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0x0, 0); + pirq_info++; slot_num++; +#if 0 +//smbus + write_pirq_info(pirq_info, bus_ck804_0, ((CK804_DEVN_BASE+1)<<3)|0, 0x2, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0); + pirq_info++; slot_num++; + +//usb + write_pirq_info(pirq_info, bus_ck804_0, ((CK804_DEVN_BASE+2)<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0, 0, 0, 0, 0, 0); + pirq_info++; slot_num++; + +//audio + write_pirq_info(pirq_info, bus_ck804_0, ((CK804_DEVN_BASE+4)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0); + pirq_info++; slot_num++; +//sata + write_pirq_info(pirq_info, bus_ck804_0, ((CK804_DEVN_BASE+7)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0); + pirq_info++; slot_num++; +//sata + write_pirq_info(pirq_info, bus_ck804_0, ((CK804_DEVN_BASE+8)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0); + pirq_info++; slot_num++; +//nic + write_pirq_info(pirq_info, bus_ck804_0, ((CK804_DEVN_BASE+0xa)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0); + pirq_info++; slot_num++; + +//Slot1 PCIE x16 + write_pirq_info(pirq_info, bus_ck804_5, (0<<3)|0, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 0x2, 0xdef8, 1, 0); + pirq_info++; slot_num++; + +//firewire + write_pirq_info(pirq_info, bus_ck804_1, (0x5<<3)|0, 0x3, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0); + pirq_info++; slot_num++; + +//Slot2 pci + write_pirq_info(pirq_info, bus_ck804_1, (0x4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 2, 0); + pirq_info++; slot_num++; +//nic + write_pirq_info(pirq_info, bus_ck804b_0, ((CK804_DEVN_BASE+0xa)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0); + pirq_info++; slot_num++; +//Slot3 PCIE x16 + write_pirq_info(pirq_info, bus_ck804b_5, (0<<3)|0, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 0x2, 0xdef8, 3, 0); + pirq_info++; slot_num++; + +//Slot4 PCIX + write_pirq_info(pirq_info, bus_8131_2, (4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 4, 0); + pirq_info++; slot_num++; + +//Slot5 PCIX + write_pirq_info(pirq_info, bus_8131_2, (9<<3)|0, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 5, 0); + pirq_info++; slot_num++; + +//onboard scsi + write_pirq_info(pirq_info, bus_8131_2, (6<<3)|0, 0x2, 0xdef8, 0x3, 0xdef8, 0, 0, 0, 0, 0, 0); + pirq_info++; slot_num++; + +//Slot6 PCIX + write_pirq_info(pirq_info, bus_8131_1, (4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 6, 0); + pirq_info++; slot_num++; +#endif + + pirq->size = 32 + 16 * slot_num; + + for (i = 0; i < pirq->size; i++) + sum += v[i]; + + sum = pirq->checksum - sum; + + if (sum != pirq->checksum) { + pirq->checksum = sum; + } + + return (unsigned long) pirq_info; + +} -- cgit v1.2.3