| 1 | /* $NetBSD: smbiosvar.h,v 1.3 2008/04/16 16:06:51 cegger Exp $ */ |
| 2 | /* |
| 3 | * Copyright (c) 2006 Gordon Willem Klok <gklok@cogeco.ca> |
| 4 | * Copyright (c) 2005 Jordan Hargrave |
| 5 | * All rights reserved. |
| 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 AUTHORS 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 AUTHORS OR CONTRIBUTORS BE LIABLE FOR |
| 20 | * 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 | #ifndef _I386_SMBIOSVAR_ |
| 29 | #define _I386_SMBIOSVAR_ |
| 30 | |
| 31 | #define SMBIOS_START 0xf0000 |
| 32 | #define SMBIOS_END 0xfffff |
| 33 | |
| 34 | #define SMBIOS_UUID_NPRESENT 0x1 |
| 35 | #define SMBIOS_UUID_NSET 0x2 |
| 36 | |
| 37 | /* |
| 38 | * Section 3.5 of "UUIDs and GUIDs" found at |
| 39 | * http://www.opengroup.org/dce/info/draft-leach-uuids-guids-01.txt |
| 40 | * specifies the string repersentation of a UUID. |
| 41 | */ |
| 42 | #define SMBIOS_UUID_REP "%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x" |
| 43 | #define SMBIOS_UUID_REPLEN 37 /* 16 zero padded values, 4 hyphens, 1 null */ |
| 44 | |
| 45 | struct smbios_entry { |
| 46 | uint8_t mjr; |
| 47 | uint8_t min; |
| 48 | uint8_t *addr; |
| 49 | uint16_t len; |
| 50 | uint16_t count; |
| 51 | }; |
| 52 | |
| 53 | struct smbhdr { |
| 54 | uint32_t sig; /* "_SM_" */ |
| 55 | uint8_t checksum; /* Entry point checksum */ |
| 56 | uint8_t len; /* Entry point structure length */ |
| 57 | uint8_t majrev; /* Specification major revision */ |
| 58 | uint8_t minrev; /* Specification minor revision */ |
| 59 | uint16_t mss; /* Maximum Structure Size */ |
| 60 | uint8_t epr; /* Entry Point Revision */ |
| 61 | uint8_t fa[5]; /* value determined by EPR */ |
| 62 | uint8_t sasig[5]; /* Secondary Anchor "_DMI_" */ |
| 63 | uint8_t sachecksum; /* Secondary Checksum */ |
| 64 | uint16_t size; /* Length of structure table in bytes */ |
| 65 | uint32_t addr; /* Structure table address */ |
| 66 | uint16_t count; /* Number of SMBIOS structures */ |
| 67 | uint8_t rev; /* BCD revision */ |
| 68 | } __packed; |
| 69 | |
| 70 | struct smbtblhdr { |
| 71 | uint8_t type; |
| 72 | uint8_t size; |
| 73 | uint16_t handle; |
| 74 | } __packed; |
| 75 | |
| 76 | struct smbtable { |
| 77 | struct smbtblhdr *hdr; |
| 78 | void *tblhdr; |
| 79 | uint32_t cookie; |
| 80 | }; |
| 81 | |
| 82 | #define SMBIOS_TYPE_BIOS 0 |
| 83 | #define SMBIOS_TYPE_SYSTEM 1 |
| 84 | #define SMBIOS_TYPE_BASEBOARD 2 |
| 85 | #define SMBIOS_TYPE_ENCLOSURE 3 |
| 86 | #define SMBIOS_TYPE_PROCESSOR 4 |
| 87 | #define SMBIOS_TYPE_MEMCTRL 5 |
| 88 | #define SMBIOS_TYPE_MEMMOD 6 |
| 89 | #define SMBIOS_TYPE_CACHE 7 |
| 90 | #define SMBIOS_TYPE_PORT 8 |
| 91 | #define SMBIOS_TYPE_SLOTS 9 |
| 92 | #define SMBIOS_TYPE_OBD 10 |
| 93 | #define SMBIOS_TYPE_OEM 11 |
| 94 | #define SMBIOS_TYPE_SYSCONFOPT 12 |
| 95 | #define SMBIOS_TYPE_BIOSLANG 13 |
| 96 | #define SMBIOS_TYPE_GROUPASSOC 14 |
| 97 | #define SMBIOS_TYPE_SYSEVENTLOG 15 |
| 98 | #define SMBIOS_TYPE_PHYMEM 16 |
| 99 | #define SMBIOS_TYPE_MEMDEV 17 |
| 100 | #define SMBIOS_TYPE_ECCINFO32 18 |
| 101 | #define SMBIOS_TYPE_MEMMAPARRAYADDR 19 |
| 102 | #define SMBIOS_TYPE_MEMMAPDEVADDR 20 |
| 103 | #define SMBIOS_TYPE_INBUILTPOINT 21 |
| 104 | #define SMBIOS_TYPE_PORTBATT 22 |
| 105 | #define SMBIOS_TYPE_SYSRESET 23 |
| 106 | #define SMBIOS_TYPE_HWSECUIRTY 24 |
| 107 | #define SMBIOS_TYPE_PWRCTRL 25 |
| 108 | #define SMBIOS_TYPE_VOLTPROBE 26 |
| 109 | #define SMBIOS_TYPE_COOLING 27 |
| 110 | #define SMBIOS_TYPE_TEMPPROBE 28 |
| 111 | #define SMBIOS_TYPE_CURRENTPROBE 29 |
| 112 | #define SMBIOS_TYPE_OOB_REMOTEACCESS 30 |
| 113 | #define SMBIOS_TYPE_BIS 31 |
| 114 | #define SMBIOS_TYPE_SBI 32 |
| 115 | #define SMBIOS_TYPE_ECCINFO64 33 |
| 116 | #define SMBIOS_TYPE_MGMTDEV 34 |
| 117 | #define SMBIOS_TYPE_MGTDEVCOMP 35 |
| 118 | #define SMBIOS_TYPE_MGTDEVTHRESH 36 |
| 119 | #define SMBIOS_TYPE_MEMCHANNEL 37 |
| 120 | #define SMBIOS_TYPE_IPMIDEV 38 |
| 121 | #define SMBIOS_TYPE_SPS 39 |
| 122 | #define SMBIOS_TYPE_INACTIVE 126 |
| 123 | #define SMBIOS_TYPE_EOT 127 |
| 124 | |
| 125 | /* |
| 126 | * SMBIOS Structure Type 0 "BIOS Information" |
| 127 | * DMTF Specification DSP0134 Section: 3.3.1 p.g. 34 |
| 128 | */ |
| 129 | struct smbios_struct_bios { |
| 130 | uint8_t vendor; /* string */ |
| 131 | uint8_t version; /* string */ |
| 132 | uint16_t startaddr; |
| 133 | uint8_t release; /* string */ |
| 134 | uint8_t romsize; |
| 135 | uint64_t characteristics; |
| 136 | uint32_t charext; |
| 137 | uint8_t major_rel; |
| 138 | uint8_t minor_rel; |
| 139 | uint8_t ecf_mjr_rel; /* embedded controler firmware */ |
| 140 | uint8_t ecf_min_rel; /* embedded controler firmware */ |
| 141 | } __packed; |
| 142 | |
| 143 | /* |
| 144 | * SMBIOS Structure Type 1 "System Information" |
| 145 | * DMTF Specification DSP0134 Section 3.3.2 p.g. 35 |
| 146 | */ |
| 147 | |
| 148 | struct smbios_sys { |
| 149 | /* SMBIOS spec 2.0+ */ |
| 150 | uint8_t vendor; /* string */ |
| 151 | uint8_t product; /* string */ |
| 152 | uint8_t version; /* string */ |
| 153 | uint8_t serial; /* string */ |
| 154 | /* SMBIOS spec 2.1+ */ |
| 155 | uint8_t uuid[16]; |
| 156 | uint8_t wakeup; |
| 157 | /* SMBIOS spec 2.4+ */ |
| 158 | uint8_t sku; /* string */ |
| 159 | uint8_t family; /* string */ |
| 160 | } __packed; |
| 161 | |
| 162 | /* |
| 163 | * SMBIOS Structure Type 2 "Base Board (Module) Information" |
| 164 | * DMTF Specification DSP0134 Section 3.3.3 p.g. 37 |
| 165 | */ |
| 166 | struct smbios_board { |
| 167 | uint8_t vendor; /* string */ |
| 168 | uint8_t product; /* string */ |
| 169 | uint8_t version; /* string */ |
| 170 | uint8_t serial; /* string */ |
| 171 | uint8_t asset; /* stirng */ |
| 172 | uint8_t feature; /* feature flags */ |
| 173 | uint8_t location; /* location in chassis */ |
| 174 | uint16_t handle; /* chassis handle */ |
| 175 | uint8_t type; /* board type */ |
| 176 | uint8_t noc; /* number of contained objects */ |
| 177 | } __packed; |
| 178 | |
| 179 | /* |
| 180 | * SMBIOS Structure Type 9 "Expansion slot" |
| 181 | */ |
| 182 | struct smbios_slot { |
| 183 | uint8_t designation; |
| 184 | uint8_t type; |
| 185 | uint8_t width; |
| 186 | uint8_t usage; |
| 187 | uint8_t length; |
| 188 | uint8_t slotid[2]; |
| 189 | uint8_t characteristics[2]; |
| 190 | } __packed; |
| 191 | |
| 192 | #define SMBIOS_SLOT_ISA 0x03 |
| 193 | #define SMBIOS_SLOT_EISA 0x05 |
| 194 | |
| 195 | /* |
| 196 | * SMBIOS Structure Type 38 "IPMI Information" |
| 197 | * DMTF Specification DSP0134 Section 3.3.39 p.g. 91 |
| 198 | */ |
| 199 | struct smbios_ipmi { |
| 200 | uint8_t smipmi_if_type; /* IPMI Interface Type */ |
| 201 | uint8_t smipmi_if_rev; /* BCD IPMI Revision */ |
| 202 | uint8_t smipmi_i2c_address; /* I2C address of BMC */ |
| 203 | uint8_t smipmi_nvram_address; /* I2C address of NVRAM |
| 204 | * storage */ |
| 205 | uint64_t smipmi_base_address; /* Base address of BMC (BAR |
| 206 | * format */ |
| 207 | uint8_t smipmi_base_flags; /* Flags field: |
| 208 | * bit 7:6 : register spacing |
| 209 | * 00 = byte |
| 210 | * 01 = dword |
| 211 | * 02 = word |
| 212 | * bit 4 : Lower bit BAR |
| 213 | * bit 3 : IRQ valid |
| 214 | * bit 2 : N/A |
| 215 | * bit 1 : Interrupt polarity |
| 216 | * bit 0 : Interrupt trigger */ |
| 217 | uint8_t smipmi_irq; /* IRQ if applicable */ |
| 218 | } __packed; |
| 219 | |
| 220 | int smbios_find_table(uint8_t, struct smbtable *); |
| 221 | char *smbios_get_string(struct smbtable *, uint8_t, char *, size_t); |
| 222 | |
| 223 | #endif |
| 224 | |