src/mainboard/tyan/s2895/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 extern  unsigned char bus_ck804b_0;//a
  43 extern  unsigned char bus_ck804b_1;//b
  44 extern  unsigned char bus_ck804b_2;//c
  45 extern  unsigned char bus_ck804b_3;//d
  46 extern  unsigned char bus_ck804b_4;//e
  47 extern  unsigned char bus_ck804b_5;//f
  48
  49
  50 extern  unsigned sbdn3;
  51 extern  unsigned sbdnb;
  52
  53 extern void get_bus_conf(void);
  54
  55 unsigned long write_pirq_routing_table(unsigned long addr)
  56 {
  57
  58         struct irq_routing_table *pirq;
  59         struct irq_info *pirq_info;
  60         unsigned slot_num;
  61         uint8_t *v;
  62         unsigned sbdn;
  63
  64         uint8_t sum=0;
  65         int i;
  66
  67         get_bus_conf(); // it will find out all bus num and apic that share with mptable.c and mptable.c and acpi_tables.c
  68         sbdn = sysconf.sbdn;
  69
  70         /* Align the table to be 16 byte aligned. */
  71         addr += 15;
  72         addr &= ~15;
  73
  74         /* This table must be betweeen 0xf0000 & 0x100000 */
  75         printk_info("Writing IRQ routing tables to 0x%lx...", addr);
  76
  77         pirq = (void *)(addr);
  78         v = (uint8_t *)(addr);
  79
  80         pirq->signature = PIRQ_SIGNATURE;
  81         pirq->version  = PIRQ_VERSION;
  82
  83         pirq->rtr_bus = bus_ck804_0;
  84         pirq->rtr_devfn = ((sbdn+9)<<3)|0;
  85
  86         pirq->exclusive_irqs = 0;
  87
  88         pirq->rtr_vendor = 0x10de;
  89         pirq->rtr_device = 0x005c;
  90
  91         pirq->miniport_data = 0;
  92
  93         memset(pirq->rfu, 0, sizeof(pirq->rfu));
  94
  95         pirq_info = (void *) ( &pirq->checksum + 1);
  96         slot_num = 0;
  97 //pci bridge
  98         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+9)<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0, 0);
  99         pirq_info++; slot_num++;
 100 //pcix bridge
 101         write_pirq_info(pirq_info, bus_8131_0, (sbdn3<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0, 0);
 102         pirq_info++; slot_num++;
 103
 104         if(sysconf.pci1234[2] & 0xf) {
 105         //second pci bridge
 106                 write_pirq_info(pirq_info, bus_ck804b_0, ((sbdnb+9)<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0x0, 0);
 107                 pirq_info++; slot_num++;
 108         }
 109 #if 0
 110 //smbus
 111         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+1)<<3)|0, 0x2, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 112         pirq_info++; slot_num++;
 113
 114 //usb
 115         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+2)<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0, 0, 0, 0, 0, 0);
 116         pirq_info++; slot_num++;
 117
 118 //audio
 119         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+4)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 120         pirq_info++; slot_num++;
 121 //sata
 122         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+7)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 123         pirq_info++; slot_num++;
 124 //sata
 125         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+8)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 126         pirq_info++; slot_num++;
 127 //nic
 128         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+0xa)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 129         pirq_info++; slot_num++;
 130
 131 //Slot1 PCIE x16
 132         write_pirq_info(pirq_info, bus_ck804_5, (0<<3)|0, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 0x2, 0xdef8, 1, 0);
 133         pirq_info++; slot_num++;
 134
 135 //firewire
 136         write_pirq_info(pirq_info, bus_ck804_1, (0x5<<3)|0, 0x3, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 137         pirq_info++; slot_num++;
 138
 139 //Slot2 pci
 140         write_pirq_info(pirq_info, bus_ck804_1, (0x4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 2, 0);
 141         pirq_info++; slot_num++;
 142 //nic
 143         write_pirq_info(pirq_info, bus_ck804b_0, ((sbdnb+0xa)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 144         pirq_info++; slot_num++;
 145 //Slot3 PCIE x16
 146         write_pirq_info(pirq_info, bus_ck804b_5, (0<<3)|0, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 0x2, 0xdef8, 3, 0);
 147         pirq_info++; slot_num++;
 148
 149 //Slot4 PCIX
 150         write_pirq_info(pirq_info, bus_8131_2, (4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 4, 0);
 151         pirq_info++; slot_num++;
 152
 153 //Slot5 PCIX
 154         write_pirq_info(pirq_info, bus_8131_2, (9<<3)|0, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 5, 0);
 155         pirq_info++; slot_num++;
 156
 157 //onboard scsi
 158         write_pirq_info(pirq_info, bus_8131_2, (6<<3)|0, 0x2, 0xdef8, 0x3, 0xdef8, 0, 0, 0, 0, 0, 0);
 159         pirq_info++; slot_num++;
 160
 161 //Slot6 PCIX
 162         write_pirq_info(pirq_info, bus_8131_1, (4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 6, 0);
 163         pirq_info++; slot_num++;
 164 #endif
 165
 166         pirq->size = 32 + 16 * slot_num;
 167
 168         for (i = 0; i < pirq->size; i++)
 169                 sum += v[i];
 170
 171         sum = pirq->checksum - sum;
 172
 173         if (sum != pirq->checksum) {
 174                 pirq->checksum = sum;
 175         }
 176
 177         printk_info("done.\n");
 178
 179         return  (unsigned long) pirq_info;
 180
 181 }