47b6a825a7
The obsolete and removed getpir utility remarked in its output that the data is autogenerated. The tool was removed because it wasn't very reliable, so there's no need to point that anymore. Change-Id: I5d624931ba7872b1fefa8fa3c270ae7367e069fa Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Reviewed-on: http://review.coreboot.org/12354 Tested-by: build bot (Jenkins) Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
120 lines
3.1 KiB
C
120 lines
3.1 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2007 AMD
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* Written by Yinghai Lu <yinghailu@amd.com> for AMD.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <console/console.h>
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#include <device/pci.h>
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#include <string.h>
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#include <stdint.h>
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#include <arch/pirq_routing.h>
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#include <cpu/amd/amdk8_sysconf.h>
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#include "mb_sysconf.h"
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static void write_pirq_info(struct irq_info *pirq_info, uint8_t bus, uint8_t devfn, uint8_t link0, uint16_t bitmap0,
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uint8_t link1, uint16_t bitmap1, uint8_t link2, uint16_t bitmap2,uint8_t link3, uint16_t bitmap3,
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uint8_t slot, uint8_t rfu)
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{
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pirq_info->bus = bus;
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pirq_info->devfn = devfn;
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pirq_info->irq[0].link = link0;
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pirq_info->irq[0].bitmap = bitmap0;
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pirq_info->irq[1].link = link1;
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pirq_info->irq[1].bitmap = bitmap1;
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pirq_info->irq[2].link = link2;
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pirq_info->irq[2].bitmap = bitmap2;
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pirq_info->irq[3].link = link3;
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pirq_info->irq[3].bitmap = bitmap3;
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pirq_info->slot = slot;
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pirq_info->rfu = rfu;
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}
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unsigned long write_pirq_routing_table(unsigned long addr)
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{
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struct irq_routing_table *pirq;
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struct irq_info *pirq_info;
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unsigned slot_num;
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uint8_t *v;
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struct mb_sysconf_t *m;
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unsigned sbdn;
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uint8_t sum=0;
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int i;
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get_bus_conf(); // it will find out all bus num and apic that share with mptable.c and mptable.c and acpi_tables.c
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sbdn = sysconf.sbdn;
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m = sysconf.mb;
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/* Align the table to be 16 byte aligned. */
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addr += 15;
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addr &= ~15;
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/* This table must be between 0xf0000 & 0x100000 */
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printk(BIOS_INFO, "Writing IRQ routing tables to 0x%lx...", addr);
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pirq = (void *)(addr);
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v = (uint8_t *)(addr);
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pirq->signature = PIRQ_SIGNATURE;
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pirq->version = PIRQ_VERSION;
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pirq->rtr_bus = m->bus_mcp55[0];
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pirq->rtr_devfn = ((sbdn+6)<<3)|0;
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pirq->exclusive_irqs = 0;
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pirq->rtr_vendor = 0x10de;
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pirq->rtr_device = 0x0370;
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pirq->miniport_data = 0;
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memset(pirq->rfu, 0, sizeof(pirq->rfu));
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pirq_info = (void *) ( &pirq->checksum + 1);
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slot_num = 0;
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//pci bridge
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write_pirq_info(pirq_info, m->bus_mcp55[0], ((sbdn+6)<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0, 0);
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pirq_info++; slot_num++;
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for(i=1; i< sysconf.hc_possible_num; i++) {
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if(!(sysconf.pci1234[i] & 0x1) ) continue;
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unsigned busn = (sysconf.pci1234[i] >> 16) & 0xff;
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unsigned devn = sysconf.hcdn[i] & 0xff;
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write_pirq_info(pirq_info, busn, (devn<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0, 0);
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pirq_info++; slot_num++;
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}
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pirq->size = 32 + 16 * slot_num;
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for (i = 0; i < pirq->size; i++)
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sum += v[i];
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sum = pirq->checksum - sum;
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if (sum != pirq->checksum) {
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pirq->checksum = sum;
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}
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printk(BIOS_INFO, "done.\n");
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return (unsigned long) pirq_info;
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}
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