438dafbbcf
Fix a resource allocation bug (explained by jhb on -acpi) Thanks for Mike Tancsa for testing and helping track down the bug. Approved by: re (kensmith) MFC after: 3 weeks
143 lines
4.6 KiB
C
143 lines
4.6 KiB
C
/*-
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* Copyright (c) 2004 Texas A&M University
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* All rights reserved.
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*
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* Developer: Wm. Daryl Hawkins
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _ICHWD_H_
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#define _ICHWD_H_
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struct ichwd_device {
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uint16_t device;
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char *desc;
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unsigned int version;
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};
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struct ichwd_softc {
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device_t device;
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device_t ich;
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int ich_version;
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int active;
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unsigned int timeout;
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int smi_rid;
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struct resource *smi_res;
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bus_space_tag_t smi_bst;
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bus_space_handle_t smi_bsh;
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int tco_rid;
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struct resource *tco_res;
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bus_space_tag_t tco_bst;
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bus_space_handle_t tco_bsh;
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int gcs_rid;
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struct resource *gcs_res;
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bus_space_tag_t gcs_bst;
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bus_space_handle_t gcs_bsh;
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eventhandler_tag ev_tag;
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};
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#define VENDORID_INTEL 0x8086
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#define DEVICEID_82801AA 0x2410
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#define DEVICEID_82801AB 0x2420
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#define DEVICEID_82801BA 0x2440
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#define DEVICEID_82801BAM 0x244c
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#define DEVICEID_82801CA 0x2480
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#define DEVICEID_82801CAM 0x248c
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#define DEVICEID_82801DB 0x24c0
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#define DEVICEID_82801DBM 0x24cc
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#define DEVICEID_82801E 0x2450
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#define DEVICEID_82801EBR 0x24d0
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#define DEVICEID_6300ESB 0x25a1
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#define DEVICEID_82801FBR 0x2640
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#define DEVICEID_ICH6M 0x2641
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#define DEVICEID_ICH6W 0x2642
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#define DEVICEID_ICH7 0x27b8
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#define DEVICEID_ICH7M 0x27b9
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#define DEVICEID_ICH7MDH 0x27bd
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#define DEVICEID_ICH8 0x2810
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#define DEVICEID_ICH8DH 0x2812
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#define DEVICEID_ICH8DO 0x2814
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/* ICH LPC Interface Bridge Registers (ICH5 and older) */
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#define ICH_GEN_STA 0xd4
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#define ICH_GEN_STA_NO_REBOOT 0x02
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#define ICH_PMBASE 0x40 /* ACPI base address register */
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#define ICH_PMBASE_MASK 0x7f80 /* bits 7-15 */
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/* ICH Chipset Configuration Registers (ICH6 and newer) */
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#define ICH_RCBA 0xf0
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#define ICH_GCS_OFFSET 0x3410
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#define ICH_GCS_SIZE 0x4
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#define ICH_GCS_NO_REBOOT 0x20
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/* register names and locations (relative to PMBASE) */
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#define SMI_BASE 0x30 /* base address for SMI registers */
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#define SMI_LEN 0x08
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#define SMI_EN 0x00 /* SMI Control and Enable Register */
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#define SMI_STS 0x04 /* SMI Status Register */
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#define TCO_BASE 0x60 /* base address for TCO registers */
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#define TCO_LEN 0x20
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#define TCO_RLD 0x00 /* TCO Reload and Current Value */
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#define TCO_TMR1 0x01 /* TCO Timer Initial Value
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(ICH5 and older, 8 bits) */
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#define TCO_TMR2 0x12 /* TCO Timer Initial Value
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(ICH6 and newer, 16 bits) */
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#define TCO_DAT_IN 0x02 /* TCO Data In (DO NOT USE) */
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#define TCO_DAT_OUT 0x03 /* TCO Data Out (DO NOT USE) */
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#define TCO1_STS 0x04 /* TCO Status 1 */
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#define TCO2_STS 0x06 /* TCO Status 2 */
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#define TCO1_CNT 0x08 /* TCO Control 1 */
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#define TCO2_CNT 0x08 /* TCO Control 2 */
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/* bit definitions for SMI_EN and SMI_STS */
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#define SMI_TCO_EN 0x2000
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#define SMI_TCO_STS 0x2000
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/* timer value mask for TCO_RLD and TCO_TMR */
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#define TCO_TIMER_MASK 0x1f
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/* status bits for TCO1_STS */
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#define TCO_TIMEOUT 0x08 /* timed out */
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#define TCO_INT_STS 0x04 /* data out (DO NOT USE) */
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#define TCO_SMI_STS 0x02 /* data in (DO NOT USE) */
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/* status bits for TCO2_STS */
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#define TCO_BOOT_STS 0x04 /* failed to come out of reset */
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#define TCO_SECOND_TO_STS 0x02 /* ran down twice */
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/* control bits for TCO1_CNT */
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#define TCO_TMR_HALT 0x0800 /* clear to enable WDT */
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#define TCO_CNT_PRESERVE 0x0200 /* preserve these bits */
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/* approximate length in nanoseconds of one WDT tick (about 0.6 sec) */
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#define ICHWD_TICK 600000000
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#endif
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