| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2014 Sage Electronic Engineering, LLC. |
| * |
| * 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; version 2 of the License. |
| * |
| * 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. |
| */ |
| |
| #ifndef AMD_PCI_UTIL_H |
| #define AMD_PCI_UTIL_H |
| |
| #include <stdint.h> |
| #include "amd_pci_int_defs.h" |
| |
| /* FCH index/data registers */ |
| #define PCI_INTR_INDEX 0xc00 |
| #define PCI_INTR_DATA 0xc01 |
| |
| #ifndef __PRE_RAM__ |
| |
| struct pirq_struct { |
| u8 devfn; |
| u8 PIN[4]; /* PINA/B/C/D are index 0/1/2/3 */ |
| }; |
| |
| extern const struct pirq_struct * pirq_data_ptr; |
| extern u32 pirq_data_size; |
| extern const u8 * intr_data_ptr; |
| extern const u8 * picr_data_ptr; |
| |
| u8 read_pci_int_idx(u8 index, int mode); |
| void write_pci_int_idx(u8 index, int mode, u8 data); |
| void write_pci_cfg_irqs(void); |
| void write_pci_int_table (void); |
| #endif /* __PRE_RAM */ |
| |
| #endif /* AMD_PCI_UTIL_H */ |