LXR coreboot-v2/src/mainboard/tyan/s2892/irq

   1/* This file was generated by getpir.c, do not modify!
   2   (but if you do, please run checkpir on it to verify)
   3   Contains the IRQ Routing Table dumped directly from your memory , wich BIOS sets up
   4
   5   Documentation at : http://www.microsoft.com/hwdev/busbios/PCIIRQ.HTM
   6*/
   7#include <console/console.h>
   8#include <device/pci.h>
   9#include <string.h>
  10#include <stdint.h>
  11#include <arch/pirq_routing.h>
  12
  13#include <cpu/amd/amdk8_sysconf.h>
  14
  15static void write_pirq_info(struct irq_info *pirq_info, uint8_t bus, uint8_t devfn, uint8_t link0, uint16_t bitmap0,
  16                uint8_t link1, uint16_t bitmap1, uint8_t link2, uint16_t bitmap2,uint8_t link3, uint16_t bitmap3,
  17                uint8_t slot, uint8_t rfu)
  18{
  19        pirq_info->bus = bus;
  20        pirq_info->devfn = devfn;
  21                pirq_info->irq[0].link = link0;
  22                pirq_info->irq[0].bitmap = bitmap0;
  23                pirq_info->irq[1].link = link1;
  24                pirq_info->irq[1].bitmap = bitmap1;
  25                pirq_info->irq[2].link = link2;
  26                pirq_info->irq[2].bitmap = bitmap2;
  27                pirq_info->irq[3].link = link3;
  28                pirq_info->irq[3].bitmap = bitmap3;
  29        pirq_info->slot = slot;
  30        pirq_info->rfu = rfu;
  31}
  32
  33extern  unsigned char bus_isa;
  34extern  unsigned char bus_ck804_0; //1
  35extern  unsigned char bus_ck804_1; //2
  36extern  unsigned char bus_ck804_2; //3
  37extern  unsigned char bus_ck804_3; //4
  38extern  unsigned char bus_ck804_4; //5
  39extern  unsigned char bus_ck804_5; //6
  40extern  unsigned char bus_8131_0;  //7
  41extern  unsigned char bus_8131_1;  //8
  42extern  unsigned char bus_8131_2;  //9
  43
  44extern  unsigned sbdn3;
  45
  46extern void get_bus_conf(void);
  47
  48unsigned long write_pirq_routing_table(unsigned long addr)
  49{
  50
  51        struct irq_routing_table *pirq;
  52        struct irq_info *pirq_info;
  53        unsigned slot_num;
  54        uint8_t *v;
  55        unsigned sbdn;
  56
  57        uint8_t sum=0;
  58        int i;
  59
  60        get_bus_conf(); // it will find out all bus num and apic that share with mptable.c and mptable.c and acpi_tables.c
  61        sbdn = sysconf.sbdn;
  62
  63        /* Align the table to be 16 byte aligned. */
  64        addr += 15;
  65        addr &= ~15;
  66
  67        /* This table must be betweeen 0xf0000 & 0x100000 */
  68        printk_info("Writing IRQ routing tables to 0x%lx...", addr);
  69
  70        pirq = (void *)(addr);
  71        v = (uint8_t *)(addr);
  72
  73        pirq->signature = PIRQ_SIGNATURE;
  74        pirq->version  = PIRQ_VERSION;
  75
  76        pirq->rtr_bus = bus_ck804_0;
  77        pirq->rtr_devfn = ((sbdn+9)<<3)|0;
  78
  79        pirq->exclusive_irqs = 0;
  80
  81        pirq->rtr_vendor = 0x10de;
  82        pirq->rtr_device = 0x005c;
  83
  84        pirq->miniport_data = 0;
  85
  86        memset(pirq->rfu, 0, sizeof(pirq->rfu));
  87
  88        pirq_info = (void *) ( &pirq->checksum + 1);
  89        slot_num = 0;
  90//pci bridge
  91        write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+9)<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0, 0);
  92        pirq_info++; slot_num++;
  93//pcix bridge
  94        write_pirq_info(pirq_info, bus_8131_0, (sbdn3<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0, 0);
  95        pirq_info++; slot_num++;
  96
  97#if 0
  98//smbus
  99        write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+1)<<3)|0, 0x2, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 100        pirq_info++; slot_num++;
 101
 102//usb
 103        write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+2)<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0, 0, 0, 0, 0, 0);
 104        pirq_info++; slot_num++;
 105
 106//audio
 107        write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+4)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 108        pirq_info++; slot_num++;
 109//sata
 110        write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+7)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 111        pirq_info++; slot_num++;
 112//sata
 113        write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+8)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 114        pirq_info++; slot_num++;
 115//nic
 116        write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+0xa)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 117        pirq_info++; slot_num++;
 118
 119//Slot1 PCIE x16
 120        write_pirq_info(pirq_info, bus_ck804_5, (0<<3)|0, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 0x2, 0xdef8, 1, 0);
 121        pirq_info++; slot_num++;
 122
 123//firewire
 124        write_pirq_info(pirq_info, bus_ck804_1, (0x5<<3)|0, 0x3, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 125        pirq_info++; slot_num++;
 126
 127//Slot2 pci
 128        write_pirq_info(pirq_info, bus_ck804_1, (0x4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 2, 0);
 129        pirq_info++; slot_num++;
 130//Slot3 PCIE x16
 131        write_pirq_info(pirq_info, bus_ck804b_5, (0<<3)|0, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 0x2, 0xdef8, 3, 0);
 132        pirq_info++; slot_num++;
 133
 134//Slot4 PCIX
 135        write_pirq_info(pirq_info, bus_8131_2, (4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 4, 0);
 136        pirq_info++; slot_num++;
 137
 138//Slot5 PCIX
 139        write_pirq_info(pirq_info, bus_8131_2, (9<<3)|0, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 5, 0);
 140        pirq_info++; slot_num++;
 141
 142//Slot6 PCIX
 143        write_pirq_info(pirq_info, bus_8131_1, (4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 6, 0);
 144        pirq_info++; slot_num++;
 145#endif
 146
 147        pirq->size = 32 + 16 * slot_num;
 148
 149        for (i = 0; i < pirq->size; i++)
 150                sum += v[i];
 151
 152        sum = pirq->checksum - sum;
 153
 154        if (sum != pirq->checksum) {
 155                pirq->checksum = sum;
 156        }
 157
 158        printk_info("done.\n");
 159
 160        return  (unsigned long) pirq_info;
 161
 162}
 163