summaryrefslogtreecommitdiff
path: root/src/mainboard/arima
diff options
context:
space:
mode:
authorStefan Reinauer <stepan@openbios.org>2004-01-21 16:26:44 +0000
committerStefan Reinauer <stepan@openbios.org>2004-01-21 16:26:44 +0000
commita65b14ab50f55894b2d9c84c073cffea0cb1e05d (patch)
tree439b93b30298fb48762f85365926d0b8fa86d5b6 /src/mainboard/arima
parentbd4be244bb0aa951f15dda2246a83f6da5734b55 (diff)
downloadcoreboot-a65b14ab50f55894b2d9c84c073cffea0cb1e05d.tar.xz
simpler irq tables
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1338 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/mainboard/arima')
-rw-r--r--src/mainboard/arima/hdama/irq_tables.c75
1 files changed, 46 insertions, 29 deletions
diff --git a/src/mainboard/arima/hdama/irq_tables.c b/src/mainboard/arima/hdama/irq_tables.c
index b331db19c4..9be2d1cf14 100644
--- a/src/mainboard/arima/hdama/irq_tables.c
+++ b/src/mainboard/arima/hdama/irq_tables.c
@@ -1,35 +1,52 @@
#include <arch/pirq_routing.h>
+#include <device/pci.h>
+
+#define IRQ_ROUTER_BUS 1
+#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 devices on the bus */
- 1, /* Where the interrupt router lies (bus) */
- (4<<3)|3, /* Where the interrupt router lies (dev) */
- 0x0, /* IRQs devoted exclusively to PCI usage */
- 0x1022, /* Vendor */
- 0x746b, /* Device */
- 0, /* Crap (miniport) */
- { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* u8 rfu[11] */
- 0xb0, /* u8 checksum , mod 256 checksum must give zero */
- { /* bus, devfn, {link, bitmap}, {link, bitmap}, {link, bitmap}, {link, bitmap}, slot, rfu */
- /* PCI Slot 1 */
- {0x03, (0x01<<3)|0, {{0x02, 0xdef8}, {0x03, 0xdef8}, {0x04, 0xdef8}, {0x01, 0xdef8}}, 0x01, 0},
- /* PCI Slot 2 */
- {0x03, (0x02<<3)|0, {{0x03, 0xdef8}, {0x04, 0xdef8}, {0x01, 0xdef8}, {0x02, 0xdef8}}, 0x02, 0},
- /* PCI Slot 3 */
- {0x02, (0x01<<3)|0, {{0x02, 0xdef8}, {0x03, 0xdef8}, {0x04, 0xdef8}, {0x01, 0xdef8}}, 0x03, 0},
- /* PCI Slot 4 */
- {0x02, (0x02<<3)|0, {{0x03, 0xdef8}, {0x04, 0xdef8}, {0x01, 0xdef8}, {0x02, 0xdef8}}, 0x04, 0},
- /* PCI Slot 5 */
- {0x04, (0x05<<3)|0, {{0x02, 0xdef8}, {0x03, 0xdef8}, {0x04, 0xdef8}, {0x01, 0xdef8}}, 0x05, 0},
- /* PCI Slot 6 */
- {0x04, (0x04<<3)|0, {{0x01, 0xdef8}, {0x02, 0xdef8}, {0x03, 0xdef8}, {0x04, 0xdef8}}, 0x06, 0},
- /* Onboard NICS */
- {0x02, (0x03<<3)|0, {{0x04, 0xdef8}, {0x00, 0xdef8}, {0x00, 0xdef8}, {0x00, 0xdef8}}, 0x00, 0},
- {0x02, (0x04<<3)|0, {{0x04, 0xdef8}, {0x00, 0xdef8}, {0x00, 0xdef8}, {0x00, 0xdef8}}, 0x00, 0},
+ PIRQ_SIGNATURE, /* u32 signature */
+ PIRQ_VERSION, /* u16 version */
+ 32+16*IRQ_SLOT_COUNT, /* there can be total IRQ_SLOT_COUNT
+ * devices on the bus */
+ 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] */
+ 0x00, /* u8 checksum , mod 256 checksum must give
+ * zero, will be corrected later
+ */
+ {
+
+ /* slot(0=onboard), devfn, irqlinks (line id, 0=not routed) */
+
+ /* PCI Slot 1-6 */
+ IRQ_SLOT (1, 3,1,0, 2,3,4,1 ),
+ IRQ_SLOT (2, 3,2,0, 3,4,1,2 ),
+ IRQ_SLOT (3, 2,1,0, 2,3,4,1 ),
+ IRQ_SLOT (4, 2,2,0, 3,4,1,2 ),
+ IRQ_SLOT (5, 4,5,0, 2,3,4,1 ),
+ IRQ_SLOT (6, 4,4,0, 1,2,3,4 ),
+
+ /* Onboard NICs */
+ IRQ_SLOT (0, 2,3,0, 4,0,0,0 ),
+ IRQ_SLOT (0, 2,4,0, 4,0,0,0 ),
+
/* Let Linux know about bus 1 */
- {0x01, (0x04<<3)|3, {{0x00, 0xdef8}, {0x00, 0xdef8}, {0x00, 0xdef8}, {0x00, 0xdef8}}, 0x00, 0},
+ IRQ_SLOT (0, 1,4,3, 0,0,0,0 ),
}
};