src/mainboard/tyan/s2892/irq_tables.c

   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
  15 static 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
  33 extern  unsigned char bus_ck804_0; //1
  34 extern  unsigned char bus_ck804_1; //2
  35 extern  unsigned char bus_ck804_2; //3
  36 extern  unsigned char bus_ck804_3; //4
  37 extern  unsigned char bus_ck804_4; //5
  38 extern  unsigned char bus_ck804_5; //6
  39 extern  unsigned char bus_8131_0;  //7
  40 extern  unsigned char bus_8131_1;  //8
  41 extern  unsigned char bus_8131_2;  //9
  42
  43 extern  unsigned sbdn3;
  44
  45
  46
  47 unsigned long write_pirq_routing_table(unsigned long addr)
  48 {
  49
  50         struct irq_routing_table *pirq;
  51         struct irq_info *pirq_info;
  52         unsigned slot_num;
  53         uint8_t *v;
  54         unsigned sbdn;
  55
  56         uint8_t sum=0;
  57         int i;
  58
  59         get_bus_conf(); // it will find out all bus num and apic that share with mptable.c and mptable.c and acpi_tables.c
  60         sbdn = sysconf.sbdn;
  61
  62         /* Align the table to be 16 byte aligned. */
  63         addr += 15;
  64         addr &= ~15;
  65
  66         /* This table must be betweeen 0xf0000 & 0x100000 */
  67         printk(BIOS_INFO, "Writing IRQ routing tables to 0x%lx...", addr);
  68
  69         pirq = (void *)(addr);
  70         v = (uint8_t *)(addr);
  71
  72         pirq->signature = PIRQ_SIGNATURE;
  73         pirq->version  = PIRQ_VERSION;
  74
  75         pirq->rtr_bus = bus_ck804_0;
  76         pirq->rtr_devfn = ((sbdn+9)<<3)|0;
  77
  78         pirq->exclusive_irqs = 0;
  79
  80         pirq->rtr_vendor = 0x10de;
  81         pirq->rtr_device = 0x005c;
  82
  83         pirq->miniport_data = 0;
  84
  85         memset(pirq->rfu, 0, sizeof(pirq->rfu));
  86
  87         pirq_info = (void *) ( &pirq->checksum + 1);
  88         slot_num = 0;
  89 //pci bridge
  90         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+9)<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0, 0);
  91         pirq_info++; slot_num++;
  92 //pcix bridge
  93         write_pirq_info(pirq_info, bus_8131_0, (sbdn3<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0, 0);
  94         pirq_info++; slot_num++;
  95
  96 #if 0
  97 //smbus
  98         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+1)<<3)|0, 0x2, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
  99         pirq_info++; slot_num++;
 100
 101 //usb
 102         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+2)<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0, 0, 0, 0, 0, 0);
 103         pirq_info++; slot_num++;
 104
 105 //audio
 106         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+4)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 107         pirq_info++; slot_num++;
 108 //sata
 109         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+7)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 110         pirq_info++; slot_num++;
 111 //sata
 112         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+8)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 113         pirq_info++; slot_num++;
 114 //nic
 115         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+0xa)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 116         pirq_info++; slot_num++;
 117
 118 //Slot1 PCIE x16
 119         write_pirq_info(pirq_info, bus_ck804_5, (0<<3)|0, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 0x2, 0xdef8, 1, 0);
 120         pirq_info++; slot_num++;
 121
 122 //firewire
 123         write_pirq_info(pirq_info, bus_ck804_1, (0x5<<3)|0, 0x3, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 124         pirq_info++; slot_num++;
 125
 126 //Slot2 pci
 127         write_pirq_info(pirq_info, bus_ck804_1, (0x4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 2, 0);
 128         pirq_info++; slot_num++;
 129 //Slot3 PCIE x16
 130         write_pirq_info(pirq_info, bus_ck804b_5, (0<<3)|0, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 0x2, 0xdef8, 3, 0);
 131         pirq_info++; slot_num++;
 132
 133 //Slot4 PCIX
 134         write_pirq_info(pirq_info, bus_8131_2, (4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 4, 0);
 135         pirq_info++; slot_num++;
 136
 137 //Slot5 PCIX
 138         write_pirq_info(pirq_info, bus_8131_2, (9<<3)|0, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 5, 0);
 139         pirq_info++; slot_num++;
 140
 141 //Slot6 PCIX
 142         write_pirq_info(pirq_info, bus_8131_1, (4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 6, 0);
 143         pirq_info++; slot_num++;
 144 #endif
 145
 146         pirq->size = 32 + 16 * slot_num;
 147
 148         for (i = 0; i < pirq->size; i++)
 149                 sum += v[i];
 150
 151         sum = pirq->checksum - sum;
 152
 153         if (sum != pirq->checksum) {
 154                 pirq->checksum = sum;
 155         }
 156
 157         printk(BIOS_INFO, "done.\n");
 158
 159         return  (unsigned long) pirq_info;
 160
 161 }