diff options
Diffstat (limited to 'src/mainboard/supermicro/h8qme_fam10/irq_tables.c')
| -rw-r--r-- | src/mainboard/supermicro/h8qme_fam10/irq_tables.c | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/src/mainboard/supermicro/h8qme_fam10/irq_tables.c b/src/mainboard/supermicro/h8qme_fam10/irq_tables.c new file mode 100644 index 000000000000..ec59d9ed8694 --- /dev/null +++ b/src/mainboard/supermicro/h8qme_fam10/irq_tables.c @@ -0,0 +1,138 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007 AMD + * Written by Yinghai Lu <yinghailu@amd.com> for AMD. + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/* 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 <cpu/amd/amdfam10_sysconf.h> +#include "mb_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 void get_bus_conf(void); + +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; + struct mb_sysconf_t *m; + 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; + m = sysconf.mb; + + /* Align the table to be 16 byte aligned. */ + addr += 15; + addr &= ~15; + + /* This table must be between 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 = m->bus_mcp55[0]; + pirq->rtr_devfn = ((sbdn+6)<<3)|0; + + pirq->exclusive_irqs = 0; + + pirq->rtr_vendor = 0x10de; + pirq->rtr_device = 0x0364; + + 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, m->bus_mcp55[0], ((sbdn+6)<<3)|0, 0x1, 0x4ca0, 0x2, 0x4ca0, 0x3, 0x4ca0, 0x4, 0x4ca0, 0, 0); + pirq_info++; slot_num++; + + for(i=1; i< sysconf.hc_possible_num; i++) { + if(!(sysconf.pci1234[i] & 0x1) ) continue; + unsigned busn = (sysconf.pci1234[i] >> 12) & 0xff; + unsigned devn = sysconf.hcdn[i] & 0xff; + + write_pirq_info(pirq_info, busn, (devn<<3)|0, 0x1, 0x4ca0, 0x2, 0x4ca0, 0x3, 0x4ca0, 0x4, 0x4ca0, 0, 0); + pirq_info++; slot_num++; + } + +#if CONFIG_CBB + write_pirq_info(pirq_info, CONFIG_CBB, (0<<3)|0, 0x1, 0x4ca0, 0x2, 0x4ca0, 0x3, 0x4ca0, 0x4, 0x4ca0, 0, 0); + pirq_info++; slot_num++; + if(sysconf.nodes>32) { + write_pirq_info(pirq_info, CONFIG_CBB-1, (0<<3)|0, 0x1, 0x4ca0, 0x2, 0x4ca0, 0x3, 0x4ca0, 0x4, 0x4ca0, 0, 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; + } + + printk_info("done.\n"); + + return (unsigned long) pirq_info; + +} |