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Diffstat (limited to 'src/mainboard/tyan/s2882/irq_tables.c')
-rw-r--r--src/mainboard/tyan/s2882/irq_tables.c333
1 files changed, 40 insertions, 293 deletions
diff --git a/src/mainboard/tyan/s2882/irq_tables.c b/src/mainboard/tyan/s2882/irq_tables.c
index cdff230a2f..add22b4e03 100644
--- a/src/mainboard/tyan/s2882/irq_tables.c
+++ b/src/mainboard/tyan/s2882/irq_tables.c
@@ -1,301 +1,48 @@
-/* This file was generated by getpir.c, do not modify!
- (but if you do, please run checkpir on it to verify)
- Contains the IRQ Routing Table dumped directly from your memory , wich BIOS sets up
-
- Documentation at : http://www.microsoft.com/hwdev/busbios/PCIIRQ.HTM
-*/
-#include <console/console.h>
-#include <device/pci.h>
-#include <string.h>
-#include <stdint.h>
#include <arch/pirq_routing.h>
+#include <device/pci.h>
-const struct irq_routing_table intel_irq_routing_table = {
- PIRQ_SIGNATURE, /* u32 signature */
- PIRQ_VERSION, /* u16 version */
- 32+16*15, /* there can be total 15 devices on the bus */
- 1, /* Where the interrupt router lies (bus) */
- (4<<3)|3, /* Where the interrupt router lies (dev) */
- 0, /* 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] */
- 0xff, /* u8 checksum , this hase to set to some value that would give 0 after the sum of all bytes for this structu
-re (including checksum) */
- {
- {1,(4<<3)|0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}}, 0, 0},
- {0x4,0, {{0, 0}, {0, 0}, {0, 0}, {0x4, 0xdef8}}, 0, 0},
- {0x4,(6<<3)|0, {{0x3, 0xdef8}, {0, 0}, {0, 0}, {0, 0}}, 0, 0},
- {0x3,(3<<3)|0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}}, 0x1, 0},
- {0x3,(1<<3)|0, {{0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}, {0x1, 0xdef8}}, 0x2, 0},
- {0x2,(3<<3)|0, {{0x4, 0xdef8}, {0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}}, 0x3, 0},
- {0x2,(2<<3)|0, {{0x3, 0xdef8}, {0x4, 0xdef8}, {0x1, 0xdef8}, {0x2, 0xdef8}}, 0x4, 0},
- {0x4,(4<<3)|0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}}, 0x5, 0},
- {0x4,(5<<3)|0, {{0x4, 0xdef8}, {0, 0}, {0, 0}, {0, 0}}, 0, 0},
- {0x4,(8<<3)|0, {{0x3, 0xdef8}, {0, 0}, {0, 0}, {0, 0}}, 0, 0},
- {0x2,(6<<3)|0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0, 0}, {0, 0}}, 0, 0},
- {0x2,(5<<3)|0, {{0x3, 0xdef8}, {0x1, 0xdef8}, {0x2, 0xdef8}, {0, 0}}, 0, 0},
- {0x2,(9<<3)|0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0, 0}, {0, 0}}, 0, 0},
- {0x3,(4<<3)|0, {{0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}, {0x1, 0xdef8}}, 0x6, 0},
- {0x3,(5<<3)|0, {{0x3, 0xdef8}, {0x4, 0xdef8}, {0x1, 0xdef8}, {0x2, 0xdef8}}, 0x7, 0},
- }
-};
-
-static unsigned node_link_to_bus(unsigned node, unsigned link)
-{
- device_t dev;
- unsigned reg;
+#define IRQ_ROUTER_BUS 1
+#define IRQ_ROUTER_DEVFN PCI_DEVFN(4,3)
+#define IRQ_ROUTER_VENDOR 0x1022
+#define IRQ_ROUTER_DEVICE 0x746b
- dev = dev_find_slot(0, PCI_DEVFN(0x18, 1));
- if (!dev) {
- return 0;
- }
- for(reg = 0xE0; reg < 0xF0; reg += 0x04) {
- uint32_t config_map;
- unsigned dst_node;
- unsigned dst_link;
- unsigned bus_base;
- config_map = pci_read_config32(dev, reg);
- if ((config_map & 3) != 3) {
- continue;
- }
- dst_node = (config_map >> 4) & 7;
- dst_link = (config_map >> 8) & 3;
- bus_base = (config_map >> 16) & 0xff;
-#if 0
- printk_debug("node.link=bus: %d.%d=%d 0x%2x->0x%08x\n",
- dst_node, dst_link, bus_base,
- reg, config_map);
-#endif
- if ((dst_node == node) && (dst_link == link))
- {
- return bus_base;
- }
- }
- return 0;
-}
+#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}
-static void write_pirq_info(struct irq_info *pirq_info, uint8_t bus, uint8_t devfn, uint8_t link0, uint16_t bitmap0,
- uint8_t link1, uint16_t bitmap1, uint8_t link2, uint16_t bitmap2,uint8_t link3, uint16_t bitmap3,
- uint8_t slot, uint8_t rfu)
-{
- pirq_info->bus = bus;
- pirq_info->devfn = devfn;
- pirq_info->irq[0].link = link0;
- pirq_info->irq[0].bitmap = bitmap0;
- pirq_info->irq[1].link = link1;
- pirq_info->irq[1].bitmap = bitmap1;
- pirq_info->irq[2].link = link2;
- pirq_info->irq[2].bitmap = bitmap2;
- pirq_info->irq[3].link = link3;
- pirq_info->irq[3].bitmap = bitmap3;
- pirq_info->slot = slot;
- pirq_info->rfu = rfu;
-}
+/* 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] */
+ 0xb0, /* u8 checksum , mod 256 checksum must give zero */
+ { /* 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 */
+ IRQ_SLOT(0, 1,4,3, 0,0,0,0 ),
+ }
+};
unsigned long write_pirq_routing_table(unsigned long addr)
{
-
- struct irq_routing_table *pirq;
- struct irq_info *pirq_info;
- unsigned slot_num;
- uint8_t *v;
-
- uint8_t sum=0;
- int i;
-
- unsigned char bus_chain_0;
- unsigned char bus_8131_1;
- unsigned char bus_8131_2;
- unsigned char bus_8111_1;
- {
- device_t dev;
-
- /* HT chain 0 */
- bus_chain_0 = node_link_to_bus(0, 0);
- if (bus_chain_0 == 0) {
- printk_debug("ERROR - cound not find bus for node 0 chain 0, using defaults\n");
- bus_chain_0 = 1;
- }
-
- /* 8111 */
- dev = dev_find_slot(bus_chain_0, PCI_DEVFN(0x03,0));
- if (dev) {
- bus_8111_1 = pci_read_config8(dev, PCI_SECONDARY_BUS);
- }
- else {
- printk_debug("ERROR - could not find PCI 1:03.0, using defaults\n");
-
- bus_8111_1 = 4;
- }
- /* 8131-1 */
- dev = dev_find_slot(bus_chain_0, PCI_DEVFN(0x01,0));
- if (dev) {
- bus_8131_1 = pci_read_config8(dev, PCI_SECONDARY_BUS);
-
- }
- else {
- printk_debug("ERROR - could not find PCI 1:01.0, using defaults\n");
-
- bus_8131_1 = 2;
- }
- /* 8131-2 */
- dev = dev_find_slot(bus_chain_0, PCI_DEVFN(0x02,0));
- if (dev) {
- bus_8131_2 = pci_read_config8(dev, PCI_SECONDARY_BUS);
-
- }
- else {
- printk_debug("ERROR - could not find PCI 1:02.0, using defaults\n");
-
- bus_8131_2 = 3;
- }
- }
-
- /* Align the table to be 16 byte aligned. */
- addr += 15;
- addr &= ~15;
-
- /* This table must be betweeen 0xf0000 & 0x100000 */
- printk_info("Writing IRQ routing tables to 0x%x...", addr);
-
- pirq = (void *)(addr);
- v = (uint8_t *)(addr);
-
- pirq->signature = PIRQ_SIGNATURE;
- pirq->version = PIRQ_VERSION;
-
- pirq->rtr_bus = bus_chain_0;
- pirq->rtr_devfn = (4<<3)|3;
-
- pirq->exclusive_irqs = 0;
-
- pirq->rtr_vendor = 0x1022;
- pirq->rtr_device = 0x746b;
-
- pirq->miniport_data = 0;
-
- memset(pirq->rfu, 0, sizeof(pirq->rfu));
-
- pirq_info = (void *) ( &pirq->checksum + 1);
- slot_num = 0;
-
- {
- device_t dev;
- dev = dev_find_slot(bus_chain_0, PCI_DEVFN(0x04,3));
- if (dev) {
- /* initialize PCI interupts - these assignments depend
- on the PCB routing of PINTA-D
-
- PINTA = IRQ5
- PINTB = IRQ9
- PINTC = IRQ11
- PINTD = IRQ10
- */
- pci_write_config16(dev, 0x56, 0xab95);
- }
- }
-
- printk_info("setting Onboard AMD Southbridge \n");
- static const unsigned char slotIrqs_1_4[4] = { 5, 9, 11, 10 };
- pci_assign_irqs(bus_chain_0, 4, slotIrqs_1_4);
- write_pirq_info(pirq_info, bus_chain_0,(4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0, 0);
- pirq_info++; slot_num++;
-
- printk_info("setting Onboard AMD USB \n");
- static const unsigned char slotIrqs_8111_1_0[4] = { 0, 0, 0, 10 };
- pci_assign_irqs(bus_8111_1, 0, slotIrqs_8111_1_0);
- write_pirq_info(pirq_info, bus_8111_1,0, 0, 0, 0, 0, 0, 0, 0x4, 0xdef8, 0, 0);
- pirq_info++; slot_num++;
-
- printk_info("setting Onboard ATI Display Adapter\n");
- static const unsigned char slotIrqs_8111_1_6[4] = { 11, 0, 0, 0 };
- pci_assign_irqs(bus_8111_1, 6, slotIrqs_8111_1_6);
- write_pirq_info(pirq_info, bus_8111_1,(6<<3)|0, 0x3, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
- pirq_info++; slot_num++;
-
- printk_info("setting Slot 1\n");
- static const unsigned char slotIrqs_8131_2_3[4] = { 5, 9, 11, 10 };
- pci_assign_irqs(bus_8131_2, 3, slotIrqs_8131_2_3);
- write_pirq_info(pirq_info, bus_8131_2,(3<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0);
- pirq_info++; slot_num++;
-
- printk_info("setting Slot 2\n");
- static const unsigned char slotIrqs_8131_2_1[4] = { 9, 11, 10, 5 };
- pci_assign_irqs(bus_8131_2, 1, slotIrqs_8131_2_1);
- write_pirq_info(pirq_info, bus_8131_2,(1<<3)|0, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 0x2, 0);
- pirq_info++; slot_num++;
-
- printk_info("setting Slot 3\n");
- static const unsigned char slotIrqs_8131_1_3[4] = { 10, 5, 9, 11 };
- pci_assign_irqs(bus_8131_1, 3, slotIrqs_8131_1_3);
- write_pirq_info(pirq_info, bus_8131_1,(3<<3)|0, 0x4, 0xdef8, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x3, 0);
- pirq_info++; slot_num++;
-
- printk_info("setting Slot 4\n");
- static const unsigned char slotIrqs_8131_1_2[4] = { 11, 10, 5, 9 };
- pci_assign_irqs(bus_8131_1, 2, slotIrqs_8131_1_2);
- write_pirq_info(pirq_info, bus_8131_1,(2<<3)|0, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 0x2, 0xdef8, 0x4, 0);
- pirq_info++; slot_num++;
-
- printk_info("setting Slot 5 \n");
- static const unsigned char slotIrqs_8111_1_4[4] = { 5, 9, 11, 10 };
- pci_assign_irqs(bus_8111_1, 4, slotIrqs_8111_1_4);
- write_pirq_info(pirq_info, bus_8111_1,(4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0x5, 0);
- pirq_info++; slot_num++;
-
- printk_info("setting Onboard SI Serail ATA\n");
- static const unsigned char slotIrqs_8111_1_5[4] = { 10, 0, 0, 0 };
- pci_assign_irqs(bus_8111_1, 5, slotIrqs_8111_1_5);
- write_pirq_info(pirq_info, bus_8111_1,(5<<3)|0, 0x4, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
- pirq_info++; slot_num++;
-
- printk_info("setting Onboard Intel NIC\n");
- static const unsigned char slotIrqs_8111_1_8[4] = { 11, 0, 0, 0 };
- pci_assign_irqs(bus_8111_1, 8, slotIrqs_8111_1_8);
- write_pirq_info(pirq_info, bus_8111_1,(8<<3)|0, 0x3, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
- pirq_info++; slot_num++;
-
- printk_info("setting Onboard Adaptec SCSI\n");
- static const unsigned char slotIrqs_8131_1_6[4] = { 5, 9, 0, 0 };
- pci_assign_irqs(bus_8131_1, 6, slotIrqs_8131_1_6);
- write_pirq_info(pirq_info, bus_8131_1,(6<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0, 0, 0, 0, 0, 0);
- pirq_info++; slot_num++;
-#if 0
- //??
- write_pirq_info(pirq_info, bus_8131_1,(5<<3)|0, 0x3, 0xdef8, 0x1, 0xdef8, 0x2, 0xdef8, 0, 0, 0, 0);
- pirq_info++; slot_num++;
-#endif
-
- printk_info("setting Onboard Broadcom NIC\n");
- static const unsigned char slotIrqs_8131_1_9[4] = { 5, 9, 0, 0 };
- pci_assign_irqs(bus_8131_1, 9, slotIrqs_8131_1_9);
- write_pirq_info(pirq_info, bus_8131_1,(9<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0, 0, 0, 0, 0, 0);
- pirq_info++; slot_num++;
-#if 0
- //?? what's this?
- write_pirq_info(pirq_info, bus_8131_2,(4<<3)|0, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 0x6, 0);
- pirq_info++; slot_num++;
-#endif
-
-#if 0
- //?? what's this?
- write_pirq_info(pirq_info, bus_8131_2,(5<<3)|0, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 0x2, 0xdef8, 0x7, 0);
- pirq_info++; slot_num++;
-#endif
-
- pirq->size = 32 + 16 * slot_num;
-
- for (i = 0; i < pirq->size; i++)
- sum += v[i];
-
- sum = pirq->checksum - sum;
-
- if (sum != pirq->checksum) {
- pirq->checksum = sum;
- }
-
- return (unsigned long) pirq_info;
-
+ return copy_pirq_routing_table(addr);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-03 12:15:37 +0000