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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007 Uwe Hermann <uwe@hermann-uwe.de>
*
* 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; either version 2 of the License, or
* (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef SOUTHBRIDGE_INTEL_I82371EB_I82371EB_H
#define SOUTHBRIDGE_INTEL_I82371EB_I82371EB_H
#ifndef __ROMCC__
#include "chip.h"
void i82371eb_enable(device_t dev);
void i82371eb_hard_reset(void);
#endif
/* If 'cond' is true this macro sets the bit(s) specified by 'bits' in the
* 'reg' variable, otherwise it clears those bits.
*
* Examples:
* reg16 = ONOFF(conf->ide0_enable, reg16, (1 << 5));
* reg16 = ONOFF(conf->ide0_enable, reg16, (FOO | BAR));
*/
/* TODO: Move into some global header file? */
#define ONOFF(cond,reg,bits) ((cond) ? ((reg) | (bits)) : ((reg) & ~(bits)))
#define XBCS 0x4e /* X-Bus chip select register */
#define GENCFG 0xb0 /* General configuration register */
#define RC 0xcf9 /* Reset control register */
/* IDE */
#define IDETIM_PRI 0x40 /* IDE timing register, primary channel */
#define IDETIM_SEC 0x42 /* IDE timing register, secondary channel */
#define UDMACTL 0x48 /* Ultra DMA/33 control register */
#define UDMATIM 0x4a /* Ultra DMA/33 timing register */
/* SMBus */
#define SMBBA 0x90 /* SMBus base address */
#define SMBHSTCFG 0xd2 /* SMBus host configuration */
/* Power management (ACPI) */
#define PMBA 0x40 /* Power management base address */
#define PMREGMISC 0x80 /* Miscellaneous power management */
/* Bit definitions */
#define EXT_BIOS_ENABLE_1MB (1 << 9) /* 1-Meg Extended BIOS Enable */
#define EXT_BIOS_ENABLE (1 << 7) /* Extended BIOS Enable */
#define LOWER_BIOS_ENABLE (1 << 6) /* Lower BIOS Enable */
#define WRITE_PROTECT_ENABLE (1 << 2) /* Write Protect Enable */
#define SRST (1 << 1) /* System Reset */
#define RCPU (1 << 2) /* Reset CPU */
#define SMB_HST_EN (1 << 0) /* Host Interface Enable */
#define IDE_DECODE_ENABLE (1 << 15) /* IDE Decode Enable */
#define DTE0 (1 << 3) /* DMA Timing Enable Only, drive 0 */
#define DTE1 (1 << 7) /* DMA Timing Enable Only, drive 1 */
#define PSDE0 (1 << 0) /* Primary Drive 0 UDMA/33 */
#define PSDE1 (1 << 1) /* Primary Drive 1 UDMA/33 */
#define SSDE0 (1 << 2) /* Secondary Drive 0 UDMA/33 */
#define SSDE1 (1 << 3) /* Secondary Drive 1 UDMA/33 */
#define ISA (1 << 0) /* Select ISA */
#define EIO (0 << 0) /* Select EIO */
#endif /* SOUTHBRIDGE_INTEL_I82371EB_I82371EB_H */
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