diff options
Diffstat (limited to 'src/mainboard/tyan/s2882/irq_tables.c')
-rw-r--r-- | src/mainboard/tyan/s2882/irq_tables.c | 333 |
1 files changed, 40 insertions, 293 deletions
diff --git a/src/mainboard/tyan/s2882/irq_tables.c b/src/mainboard/tyan/s2882/irq_tables.c index cdff230a2f..add22b4e03 100644 --- a/src/mainboard/tyan/s2882/irq_tables.c +++ b/src/mainboard/tyan/s2882/irq_tables.c @@ -1,301 +1,48 @@ -/* This file was generated by getpir.c, do not modify! - (but if you do, please run checkpir on it to verify) - Contains the IRQ Routing Table dumped directly from your memory , wich BIOS sets up - - Documentation at : http://www.microsoft.com/hwdev/busbios/PCIIRQ.HTM -*/ -#include <console/console.h> -#include <device/pci.h> -#include <string.h> -#include <stdint.h> #include <arch/pirq_routing.h> +#include <device/pci.h> -const struct irq_routing_table intel_irq_routing_table = { - PIRQ_SIGNATURE, /* u32 signature */ - PIRQ_VERSION, /* u16 version */ - 32+16*15, /* there can be total 15 devices on the bus */ - 1, /* Where the interrupt router lies (bus) */ - (4<<3)|3, /* Where the interrupt router lies (dev) */ - 0, /* IRQs devoted exclusively to PCI usage */ - 0x1022, /* Vendor */ - 0x746b, /* Device */ - 0, /* Crap (miniport) */ - { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* u8 rfu[11] */ - 0xff, /* u8 checksum , this hase to set to some value that would give 0 after the sum of all bytes for this structu -re (including checksum) */ - { - {1,(4<<3)|0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}}, 0, 0}, - {0x4,0, {{0, 0}, {0, 0}, {0, 0}, {0x4, 0xdef8}}, 0, 0}, - {0x4,(6<<3)|0, {{0x3, 0xdef8}, {0, 0}, {0, 0}, {0, 0}}, 0, 0}, - {0x3,(3<<3)|0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}}, 0x1, 0}, - {0x3,(1<<3)|0, {{0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}, {0x1, 0xdef8}}, 0x2, 0}, - {0x2,(3<<3)|0, {{0x4, 0xdef8}, {0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}}, 0x3, 0}, - {0x2,(2<<3)|0, {{0x3, 0xdef8}, {0x4, 0xdef8}, {0x1, 0xdef8}, {0x2, 0xdef8}}, 0x4, 0}, - {0x4,(4<<3)|0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}}, 0x5, 0}, - {0x4,(5<<3)|0, {{0x4, 0xdef8}, {0, 0}, {0, 0}, {0, 0}}, 0, 0}, - {0x4,(8<<3)|0, {{0x3, 0xdef8}, {0, 0}, {0, 0}, {0, 0}}, 0, 0}, - {0x2,(6<<3)|0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0, 0}, {0, 0}}, 0, 0}, - {0x2,(5<<3)|0, {{0x3, 0xdef8}, {0x1, 0xdef8}, {0x2, 0xdef8}, {0, 0}}, 0, 0}, - {0x2,(9<<3)|0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0, 0}, {0, 0}}, 0, 0}, - {0x3,(4<<3)|0, {{0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}, {0x1, 0xdef8}}, 0x6, 0}, - {0x3,(5<<3)|0, {{0x3, 0xdef8}, {0x4, 0xdef8}, {0x1, 0xdef8}, {0x2, 0xdef8}}, 0x7, 0}, - } -}; - -static unsigned node_link_to_bus(unsigned node, unsigned link) -{ - device_t dev; - unsigned reg; +#define IRQ_ROUTER_BUS 1 +#define IRQ_ROUTER_DEVFN PCI_DEVFN(4,3) +#define IRQ_ROUTER_VENDOR 0x1022 +#define IRQ_ROUTER_DEVICE 0x746b - 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; -} +#define AVAILABLE_IRQS 0xdef8 +#define IRQ_SLOT(slot, bus, dev, fn, linka, linkb, linkc, linkd) \ + { bus, (dev<<3)|fn, {{ linka, AVAILABLE_IRQS}, { linkb, AVAILABLE_IRQS}, \ + {linkc, AVAILABLE_IRQS}, {linkd, AVAILABLE_IRQS}}, slot, 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; -} +/* Each IRQ_SLOT entry consists of: + * bus, devfn, {link, bitmap}, {link, bitmap}, {link, bitmap}, {link, bitmap}, slot, rfu + */ +const struct irq_routing_table intel_irq_routing_table = { + PIRQ_SIGNATURE, /* u32 signature */ + PIRQ_VERSION, /* u16 version */ + 32+16*IRQ_SLOT_COUNT, /* there can be total IRQ_SLOT_COUNT table entries */ + IRQ_ROUTER_BUS, /* Where the interrupt router lies (bus) */ + IRQ_ROUTER_DEVFN, /* Where the interrupt router lies (dev) */ + 0x00, /* IRQs devoted exclusively to PCI usage */ + IRQ_ROUTER_VENDOR, /* Vendor */ + IRQ_ROUTER_DEVICE, /* Device */ + 0x00, /* Crap (miniport) */ + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* u8 rfu[11] */ + 0xb0, /* u8 checksum , mod 256 checksum must give zero */ + { /* slot(0=onboard), devfn, irqlinks (line id, 0=not routed) */ + /* PCI Slot 1-6 */ + IRQ_SLOT(1, 3,1,0, 2,3,4,1 ), + IRQ_SLOT(2, 3,2,0, 3,4,1,2 ), + IRQ_SLOT(3, 2,1,0, 2,3,4,1 ), + IRQ_SLOT(4, 2,2,0, 3,4,1,2 ), + IRQ_SLOT(5, 4,5,0, 2,3,4,1 ), + IRQ_SLOT(6, 4,4,0, 1,2,3,4 ), + /* Onboard NICs */ + IRQ_SLOT(0, 2,3,0, 4,0,0,0 ), + IRQ_SLOT(0, 2,4,0, 4,0,0,0 ), + /* Let Linux know about bus 1 */ + IRQ_SLOT(0, 1,4,3, 0,0,0,0 ), + } +}; 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_chain_0; - unsigned char bus_8131_1; - unsigned char bus_8131_2; - unsigned char bus_8111_1; - { - device_t dev; - - /* HT chain 0 */ - bus_chain_0 = node_link_to_bus(0, 0); - if (bus_chain_0 == 0) { - printk_debug("ERROR - cound not find bus for node 0 chain 0, using defaults\n"); - bus_chain_0 = 1; - } - - /* 8111 */ - dev = dev_find_slot(bus_chain_0, PCI_DEVFN(0x03,0)); - if (dev) { - bus_8111_1 = pci_read_config8(dev, PCI_SECONDARY_BUS); - } - else { - printk_debug("ERROR - could not find PCI 1:03.0, using defaults\n"); - - bus_8111_1 = 4; - } - /* 8131-1 */ - dev = dev_find_slot(bus_chain_0, PCI_DEVFN(0x01,0)); - if (dev) { - bus_8131_1 = pci_read_config8(dev, PCI_SECONDARY_BUS); - - } - else { - printk_debug("ERROR - could not find PCI 1:01.0, using defaults\n"); - - bus_8131_1 = 2; - } - /* 8131-2 */ - dev = dev_find_slot(bus_chain_0, PCI_DEVFN(0x02,0)); - if (dev) { - bus_8131_2 = pci_read_config8(dev, PCI_SECONDARY_BUS); - - } - else { - printk_debug("ERROR - could not find PCI 1:02.0, using defaults\n"); - - bus_8131_2 = 3; - } - } - - /* 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_chain_0; - pirq->rtr_devfn = (4<<3)|3; - - pirq->exclusive_irqs = 0; - - pirq->rtr_vendor = 0x1022; - pirq->rtr_device = 0x746b; - - pirq->miniport_data = 0; - - memset(pirq->rfu, 0, sizeof(pirq->rfu)); - - pirq_info = (void *) ( &pirq->checksum + 1); - slot_num = 0; - - { - device_t dev; - dev = dev_find_slot(bus_chain_0, PCI_DEVFN(0x04,3)); - if (dev) { - /* initialize PCI interupts - these assignments depend - on the PCB routing of PINTA-D - - PINTA = IRQ5 - PINTB = IRQ9 - PINTC = IRQ11 - PINTD = IRQ10 - */ - pci_write_config16(dev, 0x56, 0xab95); - } - } - - printk_info("setting Onboard AMD Southbridge \n"); - static const unsigned char slotIrqs_1_4[4] = { 5, 9, 11, 10 }; - pci_assign_irqs(bus_chain_0, 4, slotIrqs_1_4); - write_pirq_info(pirq_info, bus_chain_0,(4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0, 0); - pirq_info++; slot_num++; - - printk_info("setting Onboard AMD USB \n"); - static const unsigned char slotIrqs_8111_1_0[4] = { 0, 0, 0, 10 }; - pci_assign_irqs(bus_8111_1, 0, slotIrqs_8111_1_0); - write_pirq_info(pirq_info, bus_8111_1,0, 0, 0, 0, 0, 0, 0, 0x4, 0xdef8, 0, 0); - pirq_info++; slot_num++; - - printk_info("setting Onboard ATI Display Adapter\n"); - static const unsigned char slotIrqs_8111_1_6[4] = { 11, 0, 0, 0 }; - pci_assign_irqs(bus_8111_1, 6, slotIrqs_8111_1_6); - write_pirq_info(pirq_info, bus_8111_1,(6<<3)|0, 0x3, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0); - pirq_info++; slot_num++; - - printk_info("setting Slot 1\n"); - static const unsigned char slotIrqs_8131_2_3[4] = { 5, 9, 11, 10 }; - pci_assign_irqs(bus_8131_2, 3, slotIrqs_8131_2_3); - write_pirq_info(pirq_info, bus_8131_2,(3<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0); - pirq_info++; slot_num++; - - printk_info("setting Slot 2\n"); - static const unsigned char slotIrqs_8131_2_1[4] = { 9, 11, 10, 5 }; - pci_assign_irqs(bus_8131_2, 1, slotIrqs_8131_2_1); - write_pirq_info(pirq_info, bus_8131_2,(1<<3)|0, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 0x2, 0); - pirq_info++; slot_num++; - - printk_info("setting Slot 3\n"); - static const unsigned char slotIrqs_8131_1_3[4] = { 10, 5, 9, 11 }; - pci_assign_irqs(bus_8131_1, 3, slotIrqs_8131_1_3); - write_pirq_info(pirq_info, bus_8131_1,(3<<3)|0, 0x4, 0xdef8, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x3, 0); - pirq_info++; slot_num++; - - printk_info("setting Slot 4\n"); - static const unsigned char slotIrqs_8131_1_2[4] = { 11, 10, 5, 9 }; - pci_assign_irqs(bus_8131_1, 2, slotIrqs_8131_1_2); - write_pirq_info(pirq_info, bus_8131_1,(2<<3)|0, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 0x2, 0xdef8, 0x4, 0); - pirq_info++; slot_num++; - - printk_info("setting Slot 5 \n"); - static const unsigned char slotIrqs_8111_1_4[4] = { 5, 9, 11, 10 }; - pci_assign_irqs(bus_8111_1, 4, slotIrqs_8111_1_4); - write_pirq_info(pirq_info, bus_8111_1,(4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0x5, 0); - pirq_info++; slot_num++; - - printk_info("setting Onboard SI Serail ATA\n"); - static const unsigned char slotIrqs_8111_1_5[4] = { 10, 0, 0, 0 }; - pci_assign_irqs(bus_8111_1, 5, slotIrqs_8111_1_5); - write_pirq_info(pirq_info, bus_8111_1,(5<<3)|0, 0x4, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0); - pirq_info++; slot_num++; - - printk_info("setting Onboard Intel NIC\n"); - static const unsigned char slotIrqs_8111_1_8[4] = { 11, 0, 0, 0 }; - pci_assign_irqs(bus_8111_1, 8, slotIrqs_8111_1_8); - write_pirq_info(pirq_info, bus_8111_1,(8<<3)|0, 0x3, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0); - pirq_info++; slot_num++; - - printk_info("setting Onboard Adaptec SCSI\n"); - static const unsigned char slotIrqs_8131_1_6[4] = { 5, 9, 0, 0 }; - pci_assign_irqs(bus_8131_1, 6, slotIrqs_8131_1_6); - write_pirq_info(pirq_info, bus_8131_1,(6<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0, 0, 0, 0, 0, 0); - pirq_info++; slot_num++; -#if 0 - //?? - write_pirq_info(pirq_info, bus_8131_1,(5<<3)|0, 0x3, 0xdef8, 0x1, 0xdef8, 0x2, 0xdef8, 0, 0, 0, 0); - pirq_info++; slot_num++; -#endif - - printk_info("setting Onboard Broadcom NIC\n"); - static const unsigned char slotIrqs_8131_1_9[4] = { 5, 9, 0, 0 }; - pci_assign_irqs(bus_8131_1, 9, slotIrqs_8131_1_9); - write_pirq_info(pirq_info, bus_8131_1,(9<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0, 0, 0, 0, 0, 0); - pirq_info++; slot_num++; -#if 0 - //?? what's this? - write_pirq_info(pirq_info, bus_8131_2,(4<<3)|0, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 0x6, 0); - pirq_info++; slot_num++; -#endif - -#if 0 - //?? what's this? - write_pirq_info(pirq_info, bus_8131_2,(5<<3)|0, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 0x2, 0xdef8, 0x7, 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; - + return copy_pirq_routing_table(addr); } |