/* $NetBSD: piixpmreg.h,v 1.7.22.3 2023/01/23 12:46:14 martin Exp $ */ /* $OpenBSD: piixreg.h,v 1.3 2006/01/03 22:39:03 grange Exp $ */ /*- * Copyright (c) 2016 Andriy Gapon * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD: head/sys/dev/amdsbwd/amd_chipset.h 333269 2018-05-05 05:22:11Z avg $ */ /* * Copyright (c) 2005 Alexander Yurchenko * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #ifndef _DEV_PCI_PIIXREG_H_ #define _DEV_PCI_PIIXREG_H_ /* * Intel PCI-to-ISA / IDE Xcelerator (PIIX) register definitions. */ /* * Power management registers. */ /* PCI configuration registers */ #define PIIX_PM_BASE 0x40 /* Power management base address */ #define PIIX_PM_BASE_CSB5_RESET 0x10 /* CSB5 PM reset */ #define PIIX_DEVACTA 0x54 /* Device activity A (function 3) */ #define PIIX_DEVACTB 0x58 /* Device activity B (function 3) */ #define PIIX_PMREGMISC 0x80 /* Misc. Power management */ #define PIIX_SMB_BASE 0x90 /* SMBus base address */ #define PIIX_SMB_HOSTC 0xd0 /* SMBus host configuration */ #define PIIX_SMB_HOSTC_HSTEN (1 << 16) /* enable host controller */ #define PIIX_SMB_HOSTC_SMI (0 << 17) /* SMI */ #define PIIX_SMB_HOSTC_IRQ (4 << 17) /* IRQ 9 */ #define PIIX_SMB_HOSTC_INTMASK (7 << 17) /* SMBus I/O registers */ #define PIIX_SMB_HS 0x00 /* host status */ #define PIIX_SMB_HS_BUSY (1 << 0) /* running a command */ #define PIIX_SMB_HS_INTR (1 << 1) /* command completed */ #define PIIX_SMB_HS_DEVERR (1 << 2) /* command error */ #define PIIX_SMB_HS_BUSERR (1 << 3) /* transaction collision */ #define PIIX_SMB_HS_FAILED (1 << 4) /* failed bus transaction */ #define PIIX_SMB_HS_BITS "\020\001BUSY\002INTR\003DEVERR\004BUSERR\005FAILED" #define PIIX_SMB_HC 0x02 /* host control */ #define PIIX_SMB_HC_INTREN (1 << 0) /* enable interrupts */ #define PIIX_SMB_HC_KILL (1 << 1) /* kill current transaction */ #define PIIX_SMB_HC_CMD_QUICK (0 << 2) /* QUICK command */ #define PIIX_SMB_HC_CMD_BYTE (1 << 2) /* BYTE command */ #define PIIX_SMB_HC_CMD_BDATA (2 << 2) /* BYTE DATA command */ #define PIIX_SMB_HC_CMD_WDATA (3 << 2) /* WORD DATA command */ #define PIIX_SMB_HC_CMD_BLOCK (5 << 2) /* BLOCK command */ #define PIIX_SMB_HC_START (1 << 6) /* start transaction */ #define PIIX_SMB_HCMD 0x03 /* host command */ #define PIIX_SMB_TXSLVA 0x04 /* transmit slave address */ #define PIIX_SMB_TXSLVA_READ (1 << 0) /* read direction */ #define PIIX_SMB_TXSLVA_ADDR(x) (((x) & 0x7f) << 1) /* 7-bit address */ #define PIIX_SMB_HD0 0x05 /* host data 0 */ #define PIIX_SMB_HD1 0x06 /* host data 1 */ #define PIIX_SMB_HBDB 0x07 /* host block data byte */ #define PIIX_SMB_SC 0x08 /* slave control */ #define PIIX_SMB_SC_ALERTEN (1 << 3) /* enable SMBALERT# */ #define PIIX_SMB_SC_HOSTSEM (1 << 4) /* (W1S) HostSemaphore */ #define PIIX_SMB_SC_CLRHOSTSEM (1 << 5) /* (W1C) ClrHostSemaphore */ #define PIIX_SMB_SC_ECSEM (1 << 6) /* (W1S) EcSemaphore */ #define PIIX_SMB_SC_CLRECSEM (1 << 7) /* (W1C) ClrEcSemaphore */ #define PIIX_SMB_SC_SEMMASK 0xf0 /* Semaphore bits */ /* Power management I/O registers */ #define PIIX_PM_PMTMR 0x08 /* power management timer */ /* Misc */ #define PIIX_PM_SIZE 0x38 /* Power management I/O space size */ #define PIIX_SMB_SIZE 0x10 /* SMBus I/O space size */ /* * AMD SB800 and compatible chipset's configuration registers. * See SB8xx RRG 2.3.3, etc. */ /* In the I/O area */ #define SB800_INDIRECTIO_BASE 0xcd6 #define SB800_INDIRECTIO_SIZE 2 #define SB800_INDIRECTIO_INDEX 0 #define SB800_INDIRECTIO_DATA 1 /* In the MMIO area */ #define SB800_FCH_PM_BASE 0xfed80300 #define SB800_FCH_PM_SIZE 8 #define SB800_PM_SMBUS0EN_LO 0x2c #define SB800_PM_SMBUS0EN_HI 0x2d #define SB800_PM_SMBUS0EN_ENABLE __BIT(0) /* Function enable */ #define SB800_PM_SMBUS0_MASK_C __BITS(2, 1) /* Port mask (PMIO2C) */ #define SB800_PM_SMBUS0EN_BADDR __BITS(15, 5) /* Base address */ #define SB800_PM_SMBUS0SEL 0x2e #define SB800_PM_SMBUS0_MASK_E __BITS(2, 1) /* Port mask (PMIO2E) */ #define SB800_PM_SMBUS0SELEN 0x2f #define SB800_PM_USE_SMBUS0SEL __BIT(0) /* * If the bit is set, SMBUS0SEL is * used to select the port. */ /* In the SMBus I/O space */ #define SB800_SMB_HOSTC 0x10 /* I2C bus configuration */ #define SB800_SMB_HOSTC_IRQ (1 << 0) /* 0:SMI 1:IRQ */ /* Misc */ #define SB800_SMB_SIZE 0x11 /* SMBus I/O space size */ /* * Newer FCH registers in the PMIO space. * See BKDG for Family 16h Models 30h-3Fh 3.26.13 PMx00 and PMx04. */ #define AMDFCH41_PM_DECODE_EN0 0x00 #define AMDFCH41_SMBUS_EN 0x10 #define AMDFCH41_WDT_EN 0x80 #define AMDFCH41_PM_DECODE_EN1 0x01 #define AMDFCH41_PM_PORT_INDEX 0x02 #define AMDFCH41_SMBUS_PORTMASK 0x18 #define AMDFCH41_PM_DECODE_EN3 0x03 #define AMDFCH41_WDT_RES_MASK 0x03 #define AMDFCH41_WDT_RES_32US 0x00 #define AMDFCH41_WDT_RES_10MS 0x01 #define AMDFCH41_WDT_RES_100MS 0x02 #define AMDFCH41_WDT_RES_1S 0x03 #define AMDFCH41_WDT_EN_MASK 0x0c #define AMDFCH41_WDT_ENABLE 0x00 #define AMDFCH41_PM_ISA_CTRL 0x04 #define AMDFCH41_MMIO_EN 0x02 #endif /* !_DEV_PCI_PIIXREG_H_ */