src/mainboard/sunw/ultra40/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_ck804_0; //1
  32 extern  unsigned char bus_ck804_1; //2
  33 extern  unsigned char bus_ck804_2; //3
  34 extern  unsigned char bus_ck804_3; //4
  35 extern  unsigned char bus_ck804_4; //5
  36 extern  unsigned char bus_ck804_5; //6
  37 extern  unsigned char bus_8131_0;  //7
  38 extern  unsigned char bus_8131_1;  //8
  39 extern  unsigned char bus_8131_2;  //9
  40 extern  unsigned char bus_ck804b_0;//a
  41 extern  unsigned char bus_ck804b_1;//b
  42 extern  unsigned char bus_ck804b_2;//c
  43 extern  unsigned char bus_ck804b_3;//d
  44 extern  unsigned char bus_ck804b_4;//e
  45 extern  unsigned char bus_ck804b_5;//f
  46
  47 extern unsigned pci1234[];
  48
  49 extern  unsigned sbdn;
  50 extern  unsigned hcdn[];
  51 extern  unsigned sbdn3;
  52 extern  unsigned sbdnb;
  53
  54 extern void get_bus_conf(void);
  55
  56 unsigned long write_pirq_routing_table(unsigned long addr)
  57 {
  58
  59         struct irq_routing_table *pirq;
  60         struct irq_info *pirq_info;
  61         unsigned slot_num;
  62         uint8_t *v;
  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
  69         /* Align the table to be 16 byte aligned. */
  70         addr += 15;
  71         addr &= ~15;
  72
  73         /* This table must be betweeen 0xf0000 & 0x100000 */
  74         printk_info("Writing IRQ routing tables to 0x%x...", addr);
  75
  76         pirq = (void *)(addr);
  77         v = (uint8_t *)(addr);
  78
  79         pirq->signature = PIRQ_SIGNATURE;
  80         pirq->version  = PIRQ_VERSION;
  81
  82         pirq->rtr_bus = bus_ck804_0;
  83         pirq->rtr_devfn = ((sbdn+9)<<3)|0;
  84
  85         pirq->exclusive_irqs = 0;
  86
  87         pirq->rtr_vendor = 0x10de;
  88         pirq->rtr_device = 0x005c;
  89
  90         pirq->miniport_data = 0;
  91
  92         memset(pirq->rfu, 0, sizeof(pirq->rfu));
  93
  94         pirq_info = (void *) ( &pirq->checksum + 1);
  95         slot_num = 0;
  96 //pci bridge
  97         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+9)<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0, 0);
  98         pirq_info++; slot_num++;
  99 //pcix bridge
 100         write_pirq_info(pirq_info, bus_8131_0, (sbdn3<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0, 0);
 101         pirq_info++; slot_num++;
 102
 103         if(pci1234[2] & 0xf) {
 104         //second pci beidge
 105                 write_pirq_info(pirq_info, bus_ck804b_0, ((sbdnb+9)<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0x0, 0);
 106                 pirq_info++; slot_num++;
 107         }
 108 #if 0
 109 //smbus
 110         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+1)<<3)|0, 0x2, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 111         pirq_info++; slot_num++;
 112
 113 //usb
 114         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+2)<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0, 0, 0, 0, 0, 0);
 115         pirq_info++; slot_num++;
 116
 117 //audio
 118         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+4)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 119         pirq_info++; slot_num++;
 120 //sata
 121         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+7)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 122         pirq_info++; slot_num++;
 123 //sata
 124         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+8)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 125         pirq_info++; slot_num++;
 126 //nic
 127         write_pirq_info(pirq_info, bus_ck804_0, ((sbdn+0xa)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 128         pirq_info++; slot_num++;
 129
 130 //Slot1 PCIE x16
 131         write_pirq_info(pirq_info, bus_ck804_5, (0<<3)|0, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 0x2, 0xdef8, 1, 0);
 132         pirq_info++; slot_num++;
 133
 134 //firewire
 135         write_pirq_info(pirq_info, bus_ck804_1, (0x5<<3)|0, 0x3, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 136         pirq_info++; slot_num++;
 137
 138 //Slot2 pci
 139         write_pirq_info(pirq_info, bus_ck804_1, (0x4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 2, 0);
 140         pirq_info++; slot_num++;
 141 //nic
 142         write_pirq_info(pirq_info, bus_ck804b_0, ((sbdnb+0xa)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
 143         pirq_info++; slot_num++;
 144 //Slot3 PCIE x16
 145         write_pirq_info(pirq_info, bus_ck804b_5, (0<<3)|0, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 0x2, 0xdef8, 3, 0);
 146         pirq_info++; slot_num++;
 147
 148 //Slot4 PCIX
 149         write_pirq_info(pirq_info, bus_8131_2, (4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 4, 0);
 150         pirq_info++; slot_num++;
 151
 152 //Slot5 PCIX
 153         write_pirq_info(pirq_info, bus_8131_2, (9<<3)|0, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 5, 0);
 154         pirq_info++; slot_num++;
 155
 156 //onboard scsi
 157         write_pirq_info(pirq_info, bus_8131_2, (6<<3)|0, 0x2, 0xdef8, 0x3, 0xdef8, 0, 0, 0, 0, 0, 0);
 158         pirq_info++; slot_num++;
 159
 160 //Slot6 PCIX
 161         write_pirq_info(pirq_info, bus_8131_1, (4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 6, 0);
 162         pirq_info++; slot_num++;
 163 #endif
 164
 165         pirq->size = 32 + 16 * slot_num;
 166
 167         for (i = 0; i < pirq->size; i++)
 168                 sum += v[i];
 169
 170         sum = pirq->checksum - sum;
 171
 172         if (sum != pirq->checksum) {
 173                 pirq->checksum = sum;
 174         }
 175
 176         printk_info("done.\n");
 177
 178         return  (unsigned long) pirq_info;
 179
 180 }