LXR coreboot/src/mainboard/arima/hdama/irq

   1#include <arch/pirq_routing.h>
   2#include <device/pci.h>
   3
   4#define IRQ_ROUTER_BUS          1
   5#define IRQ_ROUTER_DEVFN        PCI_DEVFN(4,3)
   6#define IRQ_ROUTER_VENDOR       0x1022
   7#define IRQ_ROUTER_DEVICE       0x746b
   8
   9#define AVAILABLE_IRQS 0xdef8
  10#define IRQ_SLOT(slot, bus, dev, fn, linka, linkb, linkc, linkd) \
  11        { bus, (dev<<3)|fn, {{ linka, AVAILABLE_IRQS}, { linkb, AVAILABLE_IRQS}, \
  12        {linkc, AVAILABLE_IRQS}, {linkd, AVAILABLE_IRQS}}, slot, 0}
  13
  14/*  Each IRQ_SLOT entry consists of:
  15 *  bus, devfn, {link, bitmap}, {link, bitmap}, {link, bitmap}, {link, bitmap}, slot, rfu
  16 */
  17
  18const struct irq_routing_table intel_irq_routing_table = {
  19        PIRQ_SIGNATURE,         /* u32 signature */
  20        PIRQ_VERSION,           /* u16 version   */
  21        32+16*CONFIG_IRQ_SLOT_COUNT,    /* there can be total CONFIG_IRQ_SLOT_COUNT table entries */
  22        IRQ_ROUTER_BUS,         /* Where the interrupt router lies (bus) */
  23        IRQ_ROUTER_DEVFN,       /* Where the interrupt router lies (dev) */
  24        0x00,                   /* IRQs devoted exclusively to PCI usage */
  25        IRQ_ROUTER_VENDOR,      /* Vendor */
  26        IRQ_ROUTER_DEVICE,      /* Device */
  27        0x00,                   /* Miniport data */
  28        { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* u8 rfu[11] */
  29        0xb0,           /*  u8 checksum , mod 256 checksum must give zero */
  30        {       /* slot(0=onboard), devfn, irqlinks (line id, 0=not routed) */
  31                /* PCI Slot 1-6 */
  32                IRQ_SLOT(1, 3,1,0, 2,3,4,1 ),
  33                IRQ_SLOT(2, 3,2,0, 3,4,1,2 ),
  34                IRQ_SLOT(3, 2,1,0, 2,3,4,1 ),
  35                IRQ_SLOT(4, 2,2,0, 3,4,1,2 ),
  36                IRQ_SLOT(5, 4,5,0, 2,3,4,1 ),
  37                IRQ_SLOT(6, 4,4,0, 1,2,3,4 ),
  38                /* Onboard NICs */
  39                IRQ_SLOT(0, 2,3,0, 4,0,0,0 ),
  40                IRQ_SLOT(0, 2,4,0, 4,0,0,0 ),
  41                /* Let Linux know about bus 1 */
  42                IRQ_SLOT(0, 1,4,3, 0,0,0,0 ),
  43        }
  44};
  45unsigned long write_pirq_routing_table(unsigned long addr)
  46{
  47        return copy_pirq_routing_table(addr);
  48}
  49