diff options
Diffstat (limited to 'src/mainboard/ibm/e326/irq_tables.c')
| -rw-r--r-- | src/mainboard/ibm/e326/irq_tables.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/src/mainboard/ibm/e326/irq_tables.c b/src/mainboard/ibm/e326/irq_tables.c new file mode 100644 index 0000000000..f340a2d31e --- /dev/null +++ b/src/mainboard/ibm/e326/irq_tables.c @@ -0,0 +1,61 @@ +#include <arch/pirq_routing.h> +#include <device/pci.h> + +#define IRQ_SLOT_COUNT 12 +#define IRQ_ROUTER_BUS 0 +#define IRQ_ROUTER_DEVFN PCI_DEVFN(4,3) +#define IRQ_ROUTER_VENDOR 0x1022 +#define IRQ_ROUTER_DEVICE 0x746b + +#define AVAILABLE_IRQS 0xdef8 +#define IRQ_SLOT(slot, bus, dev, fn, linka, linkb, linkc, linkd) \ + { bus, (dev<<3)|fn, {{ linka, AVAILABLE_IRQS}, { linkb, AVAILABLE_IRQS}, \ + {linkc, AVAILABLE_IRQS}, {linkd, AVAILABLE_IRQS}}, slot, 0} + +/* Each IRQ_SLOT entry consists of: + * bus, devfn, {link, bitmap}, {link, bitmap}, {link, bitmap}, {link, bitmap}, slot, rfu + */ + +const struct irq_routing_table intel_irq_routing_table = { + PIRQ_SIGNATURE, /* u32 signature */ + PIRQ_VERSION, /* u16 version */ + 32+16*IRQ_SLOT_COUNT, /* there can be total IRQ_SLOT_COUNT table entries */ + IRQ_ROUTER_BUS, /* Where the interrupt router lies (bus) */ + IRQ_ROUTER_DEVFN, /* Where the interrupt router lies (dev) */ + 0x00, /* IRQs devoted exclusively to PCI usage */ + IRQ_ROUTER_VENDOR, /* Vendor */ + IRQ_ROUTER_DEVICE, /* Device */ + 0x00, /* Crap (miniport) */ + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* u8 rfu[11] */ + 0x34, /* u8 checksum , mod 256 checksum must give zero */ + { /* slot(0=onboard), devfn, irqlinks (line id, 0=not routed) */ + /* Northbridge, Node 0 */ + IRQ_SLOT(0x0, 0x00,0x18,0x0, 0,0,0,0), + /* AMD-8131 PCI-X Bridge */ + IRQ_SLOT(0x0, 0x01,0x01,0x0, 0,0,0,0), + /* Onboard LSI SCSI Controller */ + IRQ_SLOT(0x0, 0x02,0x02,0x0, 3,0,0,0), + /* Onboard Broadcom NICs */ + IRQ_SLOT(0x0, 0x02,0x01,0x0, 1,2,0,0), + /* AMD-8131 PCI-X Bridge */ + IRQ_SLOT(0x0, 0x01,0x02,0x0, 0,0,0,0), + /* PCI Slot 1-2 */ + IRQ_SLOT(0x1, 0x03,0x03,0x0, 1,2,3,4), + IRQ_SLOT(0x2, 0x03,0x04,0x0, 2,3,4,1), + /* AMD-8111 PCI Bridge */ + IRQ_SLOT(0x0, 0x01,0x03,0x0, 0,0,0,0), + /* USB Controller */ + IRQ_SLOT(0x0, 0x04,0x00,0x0, 0,0,0,4), + /* ATI Rage XL VGA */ + IRQ_SLOT(0x0, 0x04,0x05,0x0, 1,0,0,0), + /* AMD-8111 LPC Dridge */ + IRQ_SLOT(0x0, 0x01,0x04,0x0, 0,0,0,0), + /* Northbridge, Node 1 */ + IRQ_SLOT(0x0, 0x00,0x19,0x0, 0,0,0,0), + + } +}; +unsigned long write_pirq_routing_table(unsigned long addr) +{ + return copy_pirq_routing_table(addr); +} |