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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2008-2009 coresystems GmbH
* Copyright (C) 2012 The Chromium OS Authors. All rights reserved.
*
* 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 SOUTHBRIDGE_INTEL_DEFAULT_RCBA_H
#define SOUTHBRIDGE_INTEL_DEFAULT_RCBA_H
#ifndef __ACPI__
#define DEFAULT_RCBA ((u8 *)0xfed1c000)
/* Root Complex Register Block */
#define RCBA 0xf0
#define RCBA_ENABLE 0x01
#define RCBA8(x) (*((volatile u8 *)(DEFAULT_RCBA + x)))
#define RCBA16(x) (*((volatile u16 *)(DEFAULT_RCBA + x)))
#define RCBA32(x) (*((volatile u32 *)(DEFAULT_RCBA + x)))
#define RCBA64(x) (*((volatile u64 *)(DEFAULT_RCBA + x)))
#define RCBA_AND_OR(bits, x, and, or) \
(RCBA##bits(x) = ((RCBA##bits(x) & (and)) | (or)))
#define RCBA8_AND_OR(x, and, or) RCBA_AND_OR(8, x, and, or)
#define RCBA16_AND_OR(x, and, or) RCBA_AND_OR(16, x, and, or)
#define RCBA32_AND_OR(x, and, or) RCBA_AND_OR(32, x, and, or)
#define RCBA32_OR(x, or) RCBA_AND_OR(32, x, ~0UL, or)
#else
#define DEFAULT_RCBA 0xfed1c000
#endif /* __ACPI__ */
#endif /* SOUTHBRIDGE_INTEL_DEFAULT_RCBA_H */
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