1 /*- 2 * Copyright (c) 2004 Texas A&M University 3 * All rights reserved. 4 * 5 * Developer: Wm. Daryl Hawkins 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 31 #ifndef _ICHWD_H_ 32 #define _ICHWD_H_ 33 34 struct ichwd_device { 35 uint16_t device; 36 char *desc; 37 unsigned int version; 38 }; 39 40 struct ichwd_softc { 41 device_t device; 42 device_t ich; 43 int ich_version; 44 45 int active; 46 unsigned int timeout; 47 48 int smi_rid; 49 struct resource *smi_res; 50 bus_space_tag_t smi_bst; 51 bus_space_handle_t smi_bsh; 52 53 int tco_rid; 54 struct resource *tco_res; 55 bus_space_tag_t tco_bst; 56 bus_space_handle_t tco_bsh; 57 58 int gcs_rid; 59 struct resource *gcs_res; 60 bus_space_tag_t gcs_bst; 61 bus_space_handle_t gcs_bsh; 62 63 eventhandler_tag ev_tag; 64 }; 65 66 #define VENDORID_INTEL 0x8086 67 #define DEVICEID_CPT0 0x1c40 68 #define DEVICEID_CPT1 0x1c41 69 #define DEVICEID_CPT2 0x1c42 70 #define DEVICEID_CPT3 0x1c43 71 #define DEVICEID_CPT4 0x1c44 72 #define DEVICEID_CPT5 0x1c45 73 #define DEVICEID_CPT6 0x1c46 74 #define DEVICEID_CPT7 0x1c47 75 #define DEVICEID_CPT8 0x1c48 76 #define DEVICEID_CPT9 0x1c49 77 #define DEVICEID_CPT10 0x1c4a 78 #define DEVICEID_CPT11 0x1c4b 79 #define DEVICEID_CPT12 0x1c4c 80 #define DEVICEID_CPT13 0x1c4d 81 #define DEVICEID_CPT14 0x1c4e 82 #define DEVICEID_CPT15 0x1c4f 83 #define DEVICEID_CPT16 0x1c50 84 #define DEVICEID_CPT17 0x1c51 85 #define DEVICEID_CPT18 0x1c52 86 #define DEVICEID_CPT19 0x1c53 87 #define DEVICEID_CPT20 0x1c54 88 #define DEVICEID_CPT21 0x1c55 89 #define DEVICEID_CPT22 0x1c56 90 #define DEVICEID_CPT23 0x1c57 91 #define DEVICEID_CPT24 0x1c58 92 #define DEVICEID_CPT25 0x1c59 93 #define DEVICEID_CPT26 0x1c5a 94 #define DEVICEID_CPT27 0x1c5b 95 #define DEVICEID_CPT28 0x1c5c 96 #define DEVICEID_CPT29 0x1c5d 97 #define DEVICEID_CPT30 0x1c5e 98 #define DEVICEID_CPT31 0x1c5f 99 #define DEVICEID_82801AA 0x2410 100 #define DEVICEID_82801AB 0x2420 101 #define DEVICEID_82801BA 0x2440 102 #define DEVICEID_82801BAM 0x244c 103 #define DEVICEID_82801CA 0x2480 104 #define DEVICEID_82801CAM 0x248c 105 #define DEVICEID_82801DB 0x24c0 106 #define DEVICEID_82801DBM 0x24cc 107 #define DEVICEID_82801E 0x2450 108 #define DEVICEID_82801EB 0x24dc 109 #define DEVICEID_82801EBR 0x24d0 110 #define DEVICEID_6300ESB 0x25a1 111 #define DEVICEID_82801FBR 0x2640 112 #define DEVICEID_ICH6M 0x2641 113 #define DEVICEID_ICH6W 0x2642 114 #define DEVICEID_63XXESB 0x2670 115 #define DEVICEID_ICH7 0x27b8 116 #define DEVICEID_ICH7DH 0x27b0 117 #define DEVICEID_ICH7M 0x27b9 118 #define DEVICEID_NM10 0x27bc 119 #define DEVICEID_ICH7MDH 0x27bd 120 #define DEVICEID_ICH8 0x2810 121 #define DEVICEID_ICH8DH 0x2812 122 #define DEVICEID_ICH8DO 0x2814 123 #define DEVICEID_ICH8M 0x2815 124 #define DEVICEID_ICH8ME 0x2811 125 #define DEVICEID_ICH9 0x2918 126 #define DEVICEID_ICH9DH 0x2912 127 #define DEVICEID_ICH9DO 0x2914 128 #define DEVICEID_ICH9M 0x2919 129 #define DEVICEID_ICH9ME 0x2917 130 #define DEVICEID_ICH9R 0x2916 131 #define DEVICEID_ICH10 0x3a18 132 #define DEVICEID_ICH10D 0x3a1a 133 #define DEVICEID_ICH10DO 0x3a14 134 #define DEVICEID_ICH10R 0x3a16 135 #define DEVICEID_PCH 0x3b00 136 #define DEVICEID_PCHM 0x3b01 137 #define DEVICEID_P55 0x3b02 138 #define DEVICEID_PM55 0x3b03 139 #define DEVICEID_H55 0x3b06 140 #define DEVICEID_QM57 0x3b07 141 #define DEVICEID_H57 0x3b08 142 #define DEVICEID_HM55 0x3b09 143 #define DEVICEID_Q57 0x3b0a 144 #define DEVICEID_HM57 0x3b0b 145 #define DEVICEID_PCHMSFF 0x3b0d 146 #define DEVICEID_QS57 0x3b0f 147 #define DEVICEID_3400 0x3b12 148 #define DEVICEID_3420 0x3b14 149 #define DEVICEID_3450 0x3b16 150 151 /* ICH LPC Interface Bridge Registers (ICH5 and older) */ 152 #define ICH_GEN_STA 0xd4 153 #define ICH_GEN_STA_NO_REBOOT 0x02 154 #define ICH_PMBASE 0x40 /* ACPI base address register */ 155 #define ICH_PMBASE_MASK 0x7f80 /* bits 7-15 */ 156 157 /* ICH Chipset Configuration Registers (ICH6 and newer) */ 158 #define ICH_RCBA 0xf0 159 #define ICH_GCS_OFFSET 0x3410 160 #define ICH_GCS_SIZE 0x4 161 #define ICH_GCS_NO_REBOOT 0x20 162 163 /* register names and locations (relative to PMBASE) */ 164 #define SMI_BASE 0x30 /* base address for SMI registers */ 165 #define SMI_LEN 0x08 166 #define SMI_EN 0x00 /* SMI Control and Enable Register */ 167 #define SMI_STS 0x04 /* SMI Status Register */ 168 #define TCO_BASE 0x60 /* base address for TCO registers */ 169 #define TCO_LEN 0x20 170 #define TCO_RLD 0x00 /* TCO Reload and Current Value */ 171 #define TCO_TMR1 0x01 /* TCO Timer Initial Value 172 (ICH5 and older, 8 bits) */ 173 #define TCO_TMR2 0x12 /* TCO Timer Initial Value 174 (ICH6 and newer, 16 bits) */ 175 #define TCO_DAT_IN 0x02 /* TCO Data In (DO NOT USE) */ 176 #define TCO_DAT_OUT 0x03 /* TCO Data Out (DO NOT USE) */ 177 #define TCO1_STS 0x04 /* TCO Status 1 */ 178 #define TCO2_STS 0x06 /* TCO Status 2 */ 179 #define TCO1_CNT 0x08 /* TCO Control 1 */ 180 #define TCO2_CNT 0x08 /* TCO Control 2 */ 181 182 /* bit definitions for SMI_EN and SMI_STS */ 183 #define SMI_TCO_EN 0x2000 184 #define SMI_TCO_STS 0x2000 185 186 /* timer value mask for TCO_RLD and TCO_TMR */ 187 #define TCO_TIMER_MASK 0x1f 188 189 /* status bits for TCO1_STS */ 190 #define TCO_TIMEOUT 0x08 /* timed out */ 191 #define TCO_INT_STS 0x04 /* data out (DO NOT USE) */ 192 #define TCO_SMI_STS 0x02 /* data in (DO NOT USE) */ 193 194 /* status bits for TCO2_STS */ 195 #define TCO_BOOT_STS 0x04 /* failed to come out of reset */ 196 #define TCO_SECOND_TO_STS 0x02 /* ran down twice */ 197 198 /* control bits for TCO1_CNT */ 199 #define TCO_TMR_HALT 0x0800 /* clear to enable WDT */ 200 #define TCO_CNT_PRESERVE 0x0200 /* preserve these bits */ 201 202 /* 203 * Masks for the TCO timer value field in TCO_RLD. 204 * If the datasheets are to be believed, the minimum value actually varies 205 * from chipset to chipset - 4 for ICH5 and 2 for all other chipsets. 206 * I suspect this is a bug in the ICH5 datasheet and that the minimum is 207 * uniformly 2, but I'd rather err on the side of caution. 208 */ 209 #define TCO_RLD_TMR_MIN 0x0004 210 #define TCO_RLD1_TMR_MAX 0x003f 211 #define TCO_RLD2_TMR_MAX 0x03ff 212 213 /* approximate length in nanoseconds of one WDT tick (about 0.6 sec) */ 214 #define ICHWD_TICK 600000000 215 216 #endif 217