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>
100 lines
2.4 KiB
C
100 lines
2.4 KiB
C
#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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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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extern unsigned char bus_bcm5780[7];
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extern unsigned char bus_bcm5785_0;
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extern unsigned char bus_bcm5785_1;
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extern unsigned apicid_bcm5785[3];
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extern unsigned sbdn2;
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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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uint8_t sum=0;
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int i;
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get_bus_conf();
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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 = bus_bcm5785_0;
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pirq->rtr_devfn = (sysconf.sbdn<<3)|0;
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pirq->exclusive_irqs = 0;
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pirq->rtr_vendor = 0x1166;
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pirq->rtr_device = 0x0036;
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pirq->miniport_data = 0;
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memset(pirq->rfu, 0, sizeof(pirq->rfu));
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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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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, bus_bcm5785_0, (sysconf.sbdn<<3)|0, 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0, 0);
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pirq_info++; slot_num++;
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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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