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/*
* 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>
/* FCH index/data registers */
#define PCI_INTR_INDEX 0xc00
#define PCI_INTR_DATA 0xc01
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 /* __AMD_PCI_UTIL_H__ */