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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007 AMD
* Written by Yinghai Lu <yinghailu@amd.com> for AMD.
* Copyright (C) 2007 Silicon Integrated Systems Corp. (SiS)
* Written by Morgan Tsai <my_tsai@sis.com> for SiS.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc.
*/
/* 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_ids.h>
#include <cpu/amd/amdk8_sysconf.h>
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;
}
extern unsigned char bus_sis966[8]; //1
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;
unsigned sbdn;
uint8_t sum=0;
int i;
get_bus_conf(); // it will find out all bus num and apic that share with mptable.c and mptable.c and acpi_tables.c
sbdn = sysconf.sbdn;
/* Align the table to be 16 byte aligned. */
addr += 15;
addr &= ~15;
/* This table must be between 0xf0000 & 0x100000 */
printk(BIOS_INFO, "Writing IRQ routing tables to 0x%lx...", addr);
pirq = (void *)(addr);
v = (uint8_t *)(addr);
pirq->signature = PIRQ_SIGNATURE;
pirq->version = PIRQ_VERSION;
pirq->rtr_bus = 0;
pirq->rtr_devfn = PCI_DEVFN(2, 0);
pirq->exclusive_irqs = 0;
pirq->rtr_vendor = PCI_VENDOR_ID_SIS;
pirq->rtr_device = PCI_DEVICE_ID_SIS_SIS966_LPC;
pirq->miniport_data = 0;
memset(pirq->rfu, 0, sizeof(pirq->rfu));
pirq_info = (void *) ( &pirq->checksum + 1);
slot_num = 0;
write_pirq_info(pirq_info, 0, PCI_DEVFN(2, 0), 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0, 0);
pirq_info++; slot_num++;
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;
}
printk(BIOS_INFO, "done.\n");
{
device_t dev;
dev = dev_find_slot(0, PCI_DEVFN(2,0));
if (dev) {
/* initialize PCI interupts - these assignments depend
on the PCB routing of PINTA-D
PINTA = IRQ10
PINTB = IRQ11
PINTC = NA
PINTD = IRQ10
PINTE = IRQ11
PINTF = IRQ5
PINTG = NA
PINTH = IRQ7
*/
uint8_t reg[8]={0x41,0x42,0x43,0x44,0x60,0x61,0x62,0x63};
uint8_t irq[8]={0x0A,0X0B,0X0,0X0a,0X0B,0X05,0X0,0X07};
for(i=0;i<8;i++)
pci_write_config8(dev, reg[i], irq[i]);
} // endif
printk(BIOS_DEBUG, "Setting Onboard SiS Southbridge\n");
dev = dev_find_slot(0, PCI_DEVFN(2,5)); // 5513 (IDE)
pci_write_config8(dev, 0x3C, 0x0A);
dev = dev_find_slot(0, PCI_DEVFN(3,0)); // USB 1.1
pci_write_config8(dev, 0x3C, 0x0B);
dev = dev_find_slot(0, PCI_DEVFN(3,1)); // USB 1.1
pci_write_config8(dev, 0x3C, 0x05);
dev = dev_find_slot(0, PCI_DEVFN(3,3)); // USB 2.0
pci_write_config8(dev, 0x3C, 0x07);
dev = dev_find_slot(0, PCI_DEVFN(4,0)); // 191 (LAN)
pci_write_config8(dev, 0x3C, 0x0A);
dev = dev_find_slot(0, PCI_DEVFN(5,0)); // 1183 (SATA)
pci_write_config8(dev, 0x3C, 0x0B);
dev = dev_find_slot(0, PCI_DEVFN(6,0)); // PCI-E
pci_write_config8(dev, 0x3C, 0x0A);
dev = dev_find_slot(0, PCI_DEVFN(7,0)); // PCI-E
pci_write_config8(dev, 0x3C, 0x0A);
dev = dev_find_slot(0, PCI_DEVFN(15,0)); // Azalia
pci_write_config8(dev, 0x3C, 0x05);
}
printk(BIOS_DEBUG, "pirq routing table, size=%d\n", pirq->size);
for (i = 0; i < pirq->size; i+=4)
printk(BIOS_DEBUG, "%.2x%.2x%.2x%.2x\n", v[i+3],v[i+2],v[i+1],v[i]);
return (unsigned long) pirq_info;
}
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