diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/mainboard/google/kahlee/irq_tables.c | 86 |
1 files changed, 0 insertions, 86 deletions
diff --git a/src/mainboard/google/kahlee/irq_tables.c b/src/mainboard/google/kahlee/irq_tables.c deleted file mode 100644 index 802a66b718..0000000000 --- a/src/mainboard/google/kahlee/irq_tables.c +++ /dev/null @@ -1,86 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <console/console.h> -#include <commonlib/bsd/helpers.h> -#include <string.h> -#include <stdint.h> -#include <arch/pirq_routing.h> - -static void write_pirq_info(struct irq_info *pirq_info, u8 bus, u8 devfn, - u8 link0, u16 bitmap0, u8 link1, u16 bitmap1, - u8 link2, u16 bitmap2, u8 link3, u16 bitmap3, - u8 slot, u8 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; - u32 slot_num; - u8 *v; - - u8 sum = 0; - int i; - - /* Align the table to be 16 byte aligned. */ - addr = ALIGN_UP(addr, 16); - - /* This table must be between 0xf0000 & 0x100000 */ - printk(BIOS_INFO, "Writing IRQ routing tables to 0x%lx...", addr); - - pirq = (void *)(addr); - v = (u8 *) (addr); - - pirq->signature = PIRQ_SIGNATURE; - pirq->version = PIRQ_VERSION; - - pirq->rtr_bus = 0; - pirq->rtr_devfn = PCI_DEVFN(0x14, 4); - - pirq->exclusive_irqs = 0; - - pirq->rtr_vendor = 0x1002; - pirq->rtr_device = 0x4384; - - 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, 0, PCI_DEVFN(0x14, 4), - 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, "%s done.\n", __func__); - - return (unsigned long)pirq_info; -} |