src/mainboard/tyan/s2891/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 static void write_pirq_info(struct irq_info *pirq_info, uint8_t bus, uint8_t devfn, uint8_t link0, uint16_t bitmap0,
  14                 uint8_t link1, uint16_t bitmap1, uint8_t link2, uint16_t bitmap2,uint8_t link3, uint16_t bitmap3,
  15                 uint8_t slot, uint8_t rfu)
  16 {
  17         pirq_info->bus = bus;
  18         pirq_info->devfn = devfn;
  19                 pirq_info->irq[0].link = link0;
  20                 pirq_info->irq[0].bitmap = bitmap0;
  21                 pirq_info->irq[1].link = link1;
  22                 pirq_info->irq[1].bitmap = bitmap1;
  23                 pirq_info->irq[2].link = link2;
  24                 pirq_info->irq[2].bitmap = bitmap2;
  25                 pirq_info->irq[3].link = link3;
  26                 pirq_info->irq[3].bitmap = bitmap3;
  27         pirq_info->slot = slot;
  28         pirq_info->rfu = rfu;
  29 }
  30
  31 extern  unsigned char bus_isa;
  32 extern  unsigned char bus_ck804_0; //1
  33 extern  unsigned char bus_ck804_1; //2
  34 extern  unsigned char bus_ck804_2; //3
  35 extern  unsigned char bus_ck804_3; //4
  36 extern  unsigned char bus_ck804_4; //5
  37 extern  unsigned char bus_ck804_5; //6
  38 extern  unsigned char bus_8131_0;//7
  39 extern  unsigned char bus_8131_1;//8
  40 extern  unsigned char bus_8131_2;//9
  41
  42 extern  unsigned sbdn;
  43 extern  unsigned hcdn[];
  44 extern  unsigned sbdn3;
  45
  46 extern void get_bus_conf(void);
  47
  48 unsigned 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
  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
  61         /* Align the table to be 16 byte aligned. */
  62         addr += 15;
  63         addr &= ~15;
  64
  65         /* This table must be betweeen 0xf0000 & 0x100000 */
  66         printk_info("Writing IRQ routing tables to 0x%x...", addr);
  67
  68         pirq = (void *)(addr);
  69         v = (uint8_t *)(addr);
  70
  71         pirq->signature = PIRQ_SIGNATURE;
  72         pirq->version  = PIRQ_VERSION;
  73
  74         pirq->rtr_bus = bus_ck804_0;
  75         pirq->rtr_devfn = ((sbdn+9)<<3)|0;
  76
  77         pirq->exclusive_irqs = 0;
  78
  79         pirq->rtr_vendor = 0x10de;
  80         pirq->rtr_device = 0x005c;
  81
  82         pirq->miniport_data = 0;
  83
  84         memset(pirq->rfu, 0, sizeof(pirq->rfu));
  85
  86         pirq_info = (void *) ( &pirq->checksum + 1);
  87         slot_num = 0;
  88 //pci bridge
  89         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+9)<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0, 0);
  90         pirq_info++; slot_num++;
  91 //pcix bridge
  92         write_pirq_info(pirq_info, bus_8131_0, (sbdn3<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0, 0);
  93         pirq_info++; slot_num++;
  94
  95 #if 0
  96 //smbus
  97         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+1)<<3)|0, 0x2, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
  98         pirq_info++; slot_num++;
  99
 100 //usb
 101         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+2)<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0, 0, 0, 0, 0, 0);
 102         pirq_info++; slot_num++;
 103
 104 //audio
 105         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+4)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 106         pirq_info++; slot_num++;
 107 //sata
 108         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+7)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 109         pirq_info++; slot_num++;
 110 //sata
 111         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+8)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 112         pirq_info++; slot_num++;
 113 //nic
 114         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+0xa)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 115         pirq_info++; slot_num++;
 116
 117 //Slot1 PCIE x16
 118         write_pirq_info(pirq_info, bus_ck804_5, (0<<3)|0, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 0x2, 0xdef8, 1, 0);
 119         pirq_info++; slot_num++;
 120
 121 //firewire
 122         write_pirq_info(pirq_info, bus_ck804_1, (0x5<<3)|0, 0x3, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 123         pirq_info++; slot_num++;
 124
 125 //Slot2 pci
 126         write_pirq_info(pirq_info, bus_ck804_1, (0x4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 2, 0);
 127         pirq_info++; slot_num++;
 128 //Slot3 PCIE x16
 129         write_pirq_info(pirq_info, bus_ck804b_5, (0<<3)|0, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 0x2, 0xdef8, 3, 0);
 130         pirq_info++; slot_num++;
 131
 132 //Slot4 PCIX
 133         write_pirq_info(pirq_info, bus_8131_2, (4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 4, 0);
 134         pirq_info++; slot_num++;
 135
 136 //Slot5 PCIX
 137         write_pirq_info(pirq_info, bus_8131_2, (9<<3)|0, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 5, 0);
 138         pirq_info++; slot_num++;
 139
 140 //Slot6 PCIX
 141         write_pirq_info(pirq_info, bus_8131_1, (4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 6, 0);
 142         pirq_info++; slot_num++;
 143 #endif
 144
 145         pirq->size = 32 + 16 * slot_num;
 146
 147         for (i = 0; i < pirq->size; i++)
 148                 sum += v[i];
 149
 150         sum = pirq->checksum - sum;
 151
 152         if (sum != pirq->checksum) {
 153                 pirq->checksum = sum;
 154         }
 155
 156         printk_info("done.\n");
 157
 158         return  (unsigned long) pirq_info;
 159
 160 }