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authorarch import user (historical) <svn@openbios.org>2005-07-06 18:17:35 +0000
committerarch import user (historical) <svn@openbios.org>2005-07-06 18:17:35 +0000
commit59140ccdf384346ab0a6112baee175a01ed5bd9f (patch)
treec4e0e610eef9aedcce0c5fea8170f107390d9fcd /src/mainboard/tyan/s2895
parent80e3d96d0aeb52a1e648d6ca3b88611469dd8584 (diff)
downloadcoreboot-59140ccdf384346ab0a6112baee175a01ed5bd9f.tar.xz
Revision: linuxbios@linuxbios.org--devel/freebios--devel--2.0--patch-61
Creator: Yinghai Lu <yhlu@tyan.com> write_pirq_routing_table for x86 git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1979 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/mainboard/tyan/s2895')
-rw-r--r--src/mainboard/tyan/s2895/irq_tables.c373
1 files changed, 371 insertions, 2 deletions
diff --git a/src/mainboard/tyan/s2895/irq_tables.c b/src/mainboard/tyan/s2895/irq_tables.c
index 8fe7516dca..cf1a438dc1 100644
--- a/src/mainboard/tyan/s2895/irq_tables.c
+++ b/src/mainboard/tyan/s2895/irq_tables.c
@@ -4,7 +4,10 @@
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>
const struct irq_routing_table intel_irq_routing_table = {
@@ -27,7 +30,7 @@ const struct irq_routing_table intel_irq_routing_table = {
{1,((CK804_DEVN_BASE+9)<<3)|0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}}, 0, 0},
{0x4,(1<<3)|0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}}, 0, 0},
{0x7,((CK804_DEVN_BASE+9)<<3)|0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}}, 0x0, 0},
- {0x5,(3<<3)|0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}}, 0x1, 0},
+ {0x8,((CK804_DEVN_BASE+9)<<3)|0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}}, 0x1, 0},
{0x5,(6<<3)|0, {{0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}, {0x1, 0xdef8}}, 0x2, 0},
{0x4,(8<<3)|0, {{0x4, 0xdef8}, {0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}}, 0x3, 0},
{0x4,(7<<3)|0, {{0x3, 0xdef8}, {0x4, 0xdef8}, {0x1, 0xdef8}, {0x2, 0xdef8}}, 0x4, 0},
@@ -37,3 +40,369 @@ const struct irq_routing_table intel_irq_routing_table = {
{0x6,(0x0c<<3)|0, {{0x4, 0xdef8}, {0, 0}, {0, 0}, {0, 0}}, 0, 0},
}
};
+
+static unsigned node_link_to_bus(unsigned node, unsigned link)
+{
+ device_t dev;
+ unsigned reg;
+
+ 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;
+}
+
+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;
+}
+
+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_ck804_0; //1
+ unsigned char bus_ck804_1; //2
+ unsigned char bus_ck804_2; //3
+ unsigned char bus_ck804_3; //4
+ unsigned char bus_ck804_4; //5
+ unsigned char bus_ck804_5; //6
+ unsigned char bus_8131_0; //7
+ unsigned char bus_8131_1; //8
+ unsigned char bus_8131_2; //9
+ unsigned char bus_ck804b_0;//a
+ unsigned char bus_ck804b_1;//b
+ unsigned char bus_ck804b_2;//c
+ unsigned char bus_ck804b_3;//d
+ unsigned char bus_ck804b_4;//e
+ unsigned char bus_ck804b_5;//f
+
+ {
+ device_t dev;
+
+
+ bus_ck804_0 = node_link_to_bus(0, 0);
+ if (bus_ck804_0 == 0) {
+ printk_debug("ERROR - cound not find bus for node 0 chain 0, using defaults\n");
+ bus_ck804_0 = 1;
+ }
+ /* CK804 */
+ dev = dev_find_slot(bus_ck804_0, PCI_DEVFN(CK804_DEVN_BASE + 0x09,0));
+ if (dev) {
+ bus_ck804_1 = pci_read_config8(dev, PCI_SECONDARY_BUS);
+#if 0
+ bus_ck804_2 = pci_read_config8(dev, PCI_SUBORDINATE_BUS);
+ bus_ck804_2++;
+#else
+ bus_ck804_5 = pci_read_config8(dev, PCI_SUBORDINATE_BUS);
+ bus_ck804_5++;
+#endif
+ }
+ else {
+ printk_debug("ERROR - could not find PCI 1:%02x.0, using defaults\n", CK804_DEVN_BASE + 0x09);
+
+ bus_ck804_1 = 2;
+#if 0
+ bus_ck804_2 = 3;
+#else
+ bus_ck804_5 = 3;
+#endif
+
+ }
+#if 0
+ dev = dev_find_slot(bus_ck804_0, PCI_DEVFN(CK804_DEVN_BASE + 0x0b,0));
+ if (dev) {
+ bus_ck804_2 = pci_read_config8(dev, PCI_SECONDARY_BUS);
+ bus_ck804_3 = pci_read_config8(dev, PCI_SUBORDINATE_BUS);
+ bus_ck804_3++;
+ }
+ else {
+ printk_debug("ERROR - could not find PCI 1:%02x.0, using defaults\n", CK804_DEVN_BASE + 0x0b);
+
+ bus_ck804_3 = bus_ck804_2+1;
+ }
+
+ dev = dev_find_slot(bus_ck804_0, PCI_DEVFN(CK804_DEVN_BASE + 0x0c,0));
+ if (dev) {
+ bus_ck804_3 = pci_read_config8(dev, PCI_SECONDARY_BUS);
+ bus_ck804_4 = pci_read_config8(dev, PCI_SUBORDINATE_BUS);
+ bus_ck804_4++;
+ }
+ else {
+ printk_debug("ERROR - could not find PCI 1:%02x.0, using defaults\n", CK804_DEVN_BASE + 0x0c);
+
+ bus_ck804_4 = bus_ck804_3+1;
+ }
+
+ dev = dev_find_slot(bus_ck804_0, PCI_DEVFN(CK804_DEVN_BASE + 0x0d,0));
+ if (dev) {
+ bus_ck804_4 = pci_read_config8(dev, PCI_SECONDARY_BUS);
+ bus_ck804_5 = pci_read_config8(dev, PCI_SUBORDINATE_BUS);
+ bus_ck804_5++;
+ }
+ else {
+ printk_debug("ERROR - could not find PCI 1:%02x.0, using defaults\n",CK804_DEVN_BASE + 0x0d);
+
+ bus_ck804_5 = bus_ck804_4+1;
+ }
+#endif
+
+ dev = dev_find_slot(bus_ck804_0, PCI_DEVFN(CK804_DEVN_BASE + 0x0e,0));
+ if (dev) {
+ bus_ck804_5 = pci_read_config8(dev, PCI_SECONDARY_BUS);
+ bus_8131_0 = pci_read_config8(dev, PCI_SUBORDINATE_BUS);
+ bus_8131_0++;
+ }
+ else {
+ printk_debug("ERROR - could not find PCI 1:%02x.0, using defaults\n",CK804_DEVN_BASE + 0x0e);
+
+ bus_8131_0 = bus_ck804_5+1;
+ }
+
+ /* 8131-1 */
+ dev = dev_find_slot(bus_8131_0, PCI_DEVFN(0x01,0));
+ if (dev) {
+ bus_8131_1 = pci_read_config8(dev, PCI_SECONDARY_BUS);
+ bus_8131_2 = pci_read_config8(dev, PCI_SUBORDINATE_BUS);
+ bus_8131_2++;
+ }
+ else {
+ printk_debug("ERROR - could not find PCI %02x:01.0, using defaults\n", bus_8131_0);
+
+ bus_8131_1 = bus_8131_0+1;
+ bus_8131_2 = bus_8131_0+2;
+ }
+ /* 8131-2 */
+ dev = dev_find_slot(bus_8131_0, PCI_DEVFN(0x02,0));
+ if (dev) {
+ bus_8131_2 = pci_read_config8(dev, PCI_SECONDARY_BUS);
+ bus_ck804b_0 = pci_read_config8(dev, PCI_SUBORDINATE_BUS);
+ bus_ck804b_0++;
+ }
+ else {
+ printk_debug("ERROR - could not find PCI %02x:02.0, using defaults\n", bus_8131_0);
+
+ bus_8131_2 = bus_8131_1+1;
+ bus_ck804b_0 = bus_8131_1+2;
+ }
+
+ /* CK804b */
+
+#if 0
+ dev = dev_find_slot(bus_ck804b_0, PCI_DEVFN(CK804_DEVN_BASE + 0x09,0));
+ if (dev) {
+ bus_ck804b_1 = pci_read_config8(dev, PCI_SECONDARY_BUS);
+ bus_ck804b_2 = pci_read_config8(dev, PCI_SUBORDINATE_BUS);
+ bus_ck804b_2++;
+ }
+ else {
+ printk_debug("ERROR - could not find PCI %02x:%02x.0, using defaults\n", bus_ck804b_0,CK804_DEVN_BASE+0x09);
+
+ bus_ck804b_1 = bus_ck804b_0+1;
+ bus_ck804b_2 = bus_ck804b_0+2;
+ }
+
+ dev = dev_find_slot(bus_ck804b_0, PCI_DEVFN(CK804_DEVN_BASE + 0x0b,0));
+ if (dev) {
+ bus_ck804b_2 = pci_read_config8(dev, PCI_SECONDARY_BUS);
+ bus_ck804b_3 = pci_read_config8(dev, PCI_SUBORDINATE_BUS);
+ bus_ck804b_3++;
+ }
+ else {
+ printk_debug("ERROR - could not find PCI %02x:%02x.0, using defaults\n", bus_ck804b_0,CK804_DEVN_BASE+0x0b);
+
+ bus_ck804b_2 = bus_ck804b_0+1;
+ bus_ck804b_3 = bus_ck804b_0+2;
+ }
+
+ dev = dev_find_slot(bus_ck804b_0, PCI_DEVFN(CK804_DEVN_BASE + 0x0c,0));
+ if (dev) {
+ bus_ck804b_3 = pci_read_config8(dev, PCI_SECONDARY_BUS);
+ bus_ck804b_4 = pci_read_config8(dev, PCI_SUBORDINATE_BUS);
+ bus_ck804b_4++;
+ }
+ else {
+ printk_debug("ERROR - could not find PCI %02x:%02x.0, using defaults\n", bus_ck804b_0,CK804_DEVN_BASE+0x0c);
+
+ bus_ck804b_4 = bus_ck804b_3+1;
+ }
+
+ dev = dev_find_slot(bus_ck804b_0, PCI_DEVFN(CK804_DEVN_BASE + 0x0d,0));
+ if (dev) {
+ bus_ck804b_4 = pci_read_config8(dev, PCI_SECONDARY_BUS);
+ bus_ck804b_5 = pci_read_config8(dev, PCI_SUBORDINATE_BUS);
+ bus_ck804b_5++;
+ }
+ else {
+ printk_debug("ERROR - could not find PCI %02x:%02x.0, using defaults\n", bus_ck804b_0,CK804_DEVN_BASE+0x0d);
+
+ bus_ck804b_5 = bus_ck804b_4+1;
+ }
+
+#endif
+
+ dev = dev_find_slot(bus_ck804b_0, PCI_DEVFN(CK804_DEVN_BASE + 0x0e,0));
+ if (dev) {
+ bus_ck804b_5 = pci_read_config8(dev, PCI_SECONDARY_BUS);
+ }
+ else {
+ printk_debug("ERROR - could not find PCI %02x:%02x.0, using defaults\n", bus_ck804b_0,CK804_DEVN_BASE+0x0e);
+#if 1
+ bus_ck804b_5 = bus_ck804b_0+1;
+#endif
+
+ }
+
+ }
+
+ /* 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_ck804_0;
+ pirq->rtr_devfn = ((CK804_DEVN_BASE+9)<<3)|0;
+
+ pirq->exclusive_irqs = 0;
+
+ pirq->rtr_vendor = 0x10de;
+ pirq->rtr_device = 0x005c;
+
+ pirq->miniport_data = 0;
+
+ memset(pirq->rfu, 0, sizeof(pirq->rfu));
+
+ pirq_info = (void *) ( &pirq->checksum + 1);
+ slot_num = 0;
+//pci bridge
+ write_pirq_info(pirq_info, bus_ck804_0, ((CK804_DEVN_BASE+9)<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0, 0);
+ pirq_info++; slot_num++;
+//pcix bridge
+ write_pirq_info(pirq_info, bus_8131_0, (1<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0, 0);
+ pirq_info++; slot_num++;
+
+//second pci beidge
+ write_pirq_info(pirq_info, bus_ck804b_0, ((CK804_DEVN_BASE+9)<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0x0, 0);
+ pirq_info++; slot_num++;
+#if 0
+//smbus
+ write_pirq_info(pirq_info, bus_ck804_0, ((CK804_DEVN_BASE+1)<<3)|0, 0x2, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
+ pirq_info++; slot_num++;
+
+//usb
+ write_pirq_info(pirq_info, bus_ck804_0, ((CK804_DEVN_BASE+2)<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0, 0, 0, 0, 0, 0);
+ pirq_info++; slot_num++;
+
+//audio
+ write_pirq_info(pirq_info, bus_ck804_0, ((CK804_DEVN_BASE+4)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
+ pirq_info++; slot_num++;
+//sata
+ write_pirq_info(pirq_info, bus_ck804_0, ((CK804_DEVN_BASE+7)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
+ pirq_info++; slot_num++;
+//sata
+ write_pirq_info(pirq_info, bus_ck804_0, ((CK804_DEVN_BASE+8)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
+ pirq_info++; slot_num++;
+//nic
+ write_pirq_info(pirq_info, bus_ck804_0, ((CK804_DEVN_BASE+0xa)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
+ pirq_info++; slot_num++;
+
+//Slot1 PCIE x16
+ write_pirq_info(pirq_info, bus_ck804_5, (0<<3)|0, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 0x2, 0xdef8, 1, 0);
+ pirq_info++; slot_num++;
+
+//firewire
+ write_pirq_info(pirq_info, bus_ck804_1, (0x5<<3)|0, 0x3, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
+ pirq_info++; slot_num++;
+
+//Slot2 pci
+ write_pirq_info(pirq_info, bus_ck804_1, (0x4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 2, 0);
+ pirq_info++; slot_num++;
+//nic
+ write_pirq_info(pirq_info, bus_ck804b_0, ((CK804_DEVN_BASE+0xa)<<3)|0, 0x1, 0xdef8, 0, 0, 0, 0, 0, 0, 0, 0);
+ pirq_info++; slot_num++;
+//Slot3 PCIE x16
+ write_pirq_info(pirq_info, bus_ck804b_5, (0<<3)|0, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 0x2, 0xdef8, 3, 0);
+ pirq_info++; slot_num++;
+
+//Slot4 PCIX
+ write_pirq_info(pirq_info, bus_8131_2, (4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 4, 0);
+ pirq_info++; slot_num++;
+
+//Slot5 PCIX
+ write_pirq_info(pirq_info, bus_8131_2, (9<<3)|0, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0x1, 0xdef8, 5, 0);
+ pirq_info++; slot_num++;
+
+//onboard scsi
+ write_pirq_info(pirq_info, bus_8131_2, (6<<3)|0, 0x2, 0xdef8, 0x3, 0xdef8, 0, 0, 0, 0, 0, 0);
+ pirq_info++; slot_num++;
+
+//Slot6 PCIX
+ write_pirq_info(pirq_info, bus_8131_1, (4<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 6, 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;
+
+}