diff options
Diffstat (limited to 'contrib/syslinux-4.02/com32/gpllib/dmi/dmi_memory.c')
| -rw-r--r-- | contrib/syslinux-4.02/com32/gpllib/dmi/dmi_memory.c | 259 |
1 files changed, 259 insertions, 0 deletions
diff --git a/contrib/syslinux-4.02/com32/gpllib/dmi/dmi_memory.c b/contrib/syslinux-4.02/com32/gpllib/dmi/dmi_memory.c new file mode 100644 index 0000000..2145829 --- /dev/null +++ b/contrib/syslinux-4.02/com32/gpllib/dmi/dmi_memory.c @@ -0,0 +1,259 @@ +/* ----------------------------------------------------------------------- * + * + * Pportions of this file taken from the dmidecode project + * + * Copyright (C) 2000-2002 Alan Cox <alan@redhat.com> + * Copyright (C) 2002-2008 Jean Delvare <khali@linux-fr.org> + * + * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * For the avoidance of doubt the "preferred form" of this code is one which + * is in an open unpatent encumbered format. Where cryptographic key signing + * forms part of the process of creating an executable the information + * including keys needed to generate an equivalently functional executable + * are deemed to be part of the source code. +*/ + +#include <dmi/dmi.h> +#include <stdio.h> + +void dmi_memory_array_error_handle(uint16_t code, char *array) +{ + if (code == 0xFFFE) + sprintf(array, "%s", "Not Provided"); + else if (code == 0xFFFF) + sprintf(array, "%s", "No Error"); + else + sprintf(array, "0x%04X", code); +} + +void dmi_memory_device_width(uint16_t code, char *width) +{ + /* + * 3.3.18 Memory Device (Type 17) + * If no memory module is present, width may be 0 + */ + if (code == 0xFFFF || code == 0) + sprintf(width, "%s", "Unknown"); + else + sprintf(width, "%u bits", code); +} + +void dmi_memory_device_size(uint16_t code, char *size) +{ + if (code == 0) + sprintf(size, "%s", "Free"); + else if (code == 0xFFFF) + sprintf(size, "%s", "Unknown"); + else { + if (code & 0x8000) + sprintf(size, "%u kB", code & 0x7FFF); + else + sprintf(size, "%u MB", code); + } +} + +const char *dmi_memory_device_form_factor(uint8_t code) +{ + /* 3.3.18.1 */ + static const char *form_factor[] = { + "Other", /* 0x01 */ + "Unknown", + "SIMM", + "SIP", + "Chip", + "DIP", + "ZIP", + "Proprietary Card", + "DIMM", + "TSOP", + "Row Of Chips", + "RIMM", + "SODIMM", + "SRIMM", + "FB-DIMM" /* 0x0F */ + }; + + if (code >= 0x01 && code <= 0x0F) + return form_factor[code - 0x01]; + return out_of_spec; +} + +void dmi_memory_device_set(uint8_t code, char *set) +{ + if (code == 0) + sprintf(set, "%s", "None"); + else if (code == 0xFF) + sprintf(set, "%s", "Unknown"); + else + sprintf(set, "%u", code); +} + +const char *dmi_memory_device_type(uint8_t code) +{ + /* 3.3.18.2 */ + static const char *type[] = { + "Other", /* 0x01 */ + "Unknown", + "DRAM", + "EDRAM", + "VRAM", + "SRAM", + "RAM", + "ROM", + "Flash", + "EEPROM", + "FEPROM", + "EPROM", + "CDRAM", + "3DRAM", + "SDRAM", + "SGRAM", + "RDRAM", + "DDR", + "DDR2", + "DDR2 FB-DIMM" /* 0x14 */ + }; + + if (code >= 0x01 && code <= 0x14) + return type[code - 0x01]; + return out_of_spec; +} + +void dmi_memory_device_type_detail(uint16_t code, char *type_detail, int sizeof_type_detail) +{ + /* 3.3.18.3 */ + static const char *detail[] = { + "Other", /* 1 */ + "Unknown", + "Fast-paged", + "Static Column", + "Pseudo-static", + "RAMBus", + "Synchronous", + "CMOS", + "EDO", + "Window DRAM", + "Cache DRAM", + "Non-Volatile" /* 12 */ + }; + + if ((code & 0x1FFE) == 0) + sprintf(type_detail, "%s", "None"); + else { + int i; + + for (i = 1; i <= 12; i++) + if (code & (1 << i)) + snprintf(type_detail, sizeof_type_detail, "%s", detail[i - 1]); + } +} + +void dmi_memory_device_speed(uint16_t code, char *speed) +{ + if (code == 0) + sprintf(speed, "%s", "Unknown"); + else + sprintf(speed, "%u MHz", code); +} + +/* + * 3.3.7 Memory Module Information (Type 6) + */ + +void dmi_memory_module_types(uint16_t code, const char *sep, char *type, int sizeof_type) +{ + /* 3.3.7.1 */ + static const char *types[] = { + "Other", /* 0 */ + "Unknown", + "Standard", + "FPM", + "EDO", + "Parity", + "ECC", + "SIMM", + "DIMM", + "Burst EDO", + "SDRAM" /* 10 */ + }; + + if ((code & 0x07FF) == 0) + sprintf(type, "%s", "None"); + else { + int i; + + for (i = 0; i <= 10; i++) + if (code & (1 << i)) + snprintf(type, sizeof_type, "%s%s%s", type, sep, types[i]); + } +} + +void dmi_memory_module_connections(uint8_t code, char *connection, int sizeof_connection) +{ + if (code == 0xFF) + sprintf(connection, "%s", "None"); + else { + if ((code & 0xF0) != 0xF0) + sprintf(connection, "%u ", code >> 4); + if ((code & 0x0F) != 0x0F) + snprintf(connection, sizeof_connection, "%s%u", connection, code & 0x0F); + } +} + +void dmi_memory_module_speed(uint8_t code, char *speed) +{ + if (code == 0) + sprintf(speed, "%s", "Unknown"); + else + sprintf(speed, "%u ns", code); +} + +void dmi_memory_module_size(uint8_t code, char *size, int sizeof_size) +{ + /* 3.3.7.2 */ + switch (code & 0x7F) { + case 0x7D: + sprintf(size, "%s", "Not Determinable"); + break; + case 0x7E: + sprintf(size, "%s", "Disabled"); + break; + case 0x7F: + sprintf(size, "%s", "Not Installed"); + return; + default: + sprintf(size, "%u MB", 1 << (code & 0x7F)); + } + + if (code & 0x80) + snprintf(size, sizeof_size, "%s %s", size, "(Double-bank Connection)"); + else + snprintf(size, sizeof_size, "%s %s", size, "(Single-bank Connection)"); +} + +void dmi_memory_module_error(uint8_t code, const char *prefix, char *error) +{ + if (code & (1 << 2)) + sprintf(error, "%s", "See Event Log\n"); + else { + if ((code & 0x03) == 0) + sprintf(error, "%s", "OK\n"); + if (code & (1 << 0)) + sprintf(error, "%sUncorrectable Errors\n", prefix); + if (code & (1 << 1)) + sprintf(error, "%sCorrectable Errors\n", prefix); + } +} |