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      1 /* ----------------------------------------------------------------------- *
      2  *
      3  *   Copyright 2006 Erwan Velu - All Rights Reserved
      4  *
      5  *   This program is free software; you can redistribute it and/or modify
      6  *   it under the terms of the GNU General Public License as published by
      7  *   the Free Software Foundation, Inc., 53 Temple Place Ste 330,
      8  *   Boston MA 02111-1307, USA; either version 2 of the License, or
      9  *   (at your option) any later version; incorporated herein by reference.
     10  *
     11  * ----------------------------------------------------------------------- */
     12 
     13 #ifndef DMI_H
     14 #define DMI_H
     15 #include <inttypes.h>
     16 #define MAX_DMI_MEMORY_ITEMS 32
     17 #define MAX_DMI_CACHE_ITEMS 32
     18 #define OEM_STRINGS_SIZE 512
     19 #define HARDWARE_SECURITY_SIZE 16
     20 
     21 #define PAGE_SIZE 4096
     22 
     23 extern const char *out_of_spec;
     24 extern const char *bad_index;
     25 
     26 #define WORD(x) (uint16_t)(*(const uint16_t *)(x))
     27 #define DWORD(x) (uint32_t)(*(const uint32_t *)(x))
     28 #define QWORD(x) (*(const uint64_t *)(x))
     29 
     30 enum { DMI_TABLE_PRESENT = 100, ENODMITABLE };
     31 
     32 #include "dmi_bios.h"
     33 #include "dmi_system.h"
     34 #include "dmi_base_board.h"
     35 #include "dmi_chassis.h"
     36 #include "dmi_processor.h"
     37 #include "dmi_memory.h"
     38 #include "dmi_battery.h"
     39 #include "dmi_ipmi.h"
     40 #include "dmi_cache.h"
     41 
     42 extern char display_line;
     43 #define moreprintf(...) do { display_line++; if (display_line == 24) { char tempbuf[10]; display_line=0; printf("Press enter to continue"); fgets(tempbuf, sizeof tempbuf, stdin);}  printf ( __VA_ARGS__); } while (0);
     44 
     45 typedef struct {
     46     uint16_t num;
     47     uint16_t len;
     48     uint16_t ver;
     49     uint32_t base;
     50     uint16_t major_version;
     51     uint16_t minor_version;
     52 } dmi_table;
     53 
     54 struct dmi_header {
     55     uint8_t type;
     56     uint8_t length;
     57     uint16_t handle;
     58     uint8_t *data;
     59 };
     60 
     61 typedef struct {
     62     s_bios bios;
     63     s_system system;
     64     s_base_board base_board;
     65     s_chassis chassis;
     66     s_processor processor;
     67     s_battery battery;
     68     s_memory_module memory_module[MAX_DMI_MEMORY_ITEMS];
     69     s_memory memory[MAX_DMI_MEMORY_ITEMS];
     70     s_ipmi ipmi;
     71     s_cache cache[MAX_DMI_CACHE_ITEMS];
     72     int memory_module_count;
     73     int memory_count;
     74     int cache_count;
     75     dmi_table dmitable;
     76     char oem_strings[OEM_STRINGS_SIZE];
     77     struct {
     78 	char power_on_passwd_status[HARDWARE_SECURITY_SIZE];
     79 	char keyboard_passwd_status[HARDWARE_SECURITY_SIZE];
     80 	char administrator_passwd_status[HARDWARE_SECURITY_SIZE];
     81 	char front_panel_reset_status[HARDWARE_SECURITY_SIZE];
     82 	bool filled;
     83     } hardware_security;
     84 } s_dmi;
     85 
     86 void to_dmi_header(struct dmi_header *h, uint8_t * data);
     87 void dmi_bios_runtime_size(uint32_t code, s_dmi * dmi);
     88 const char *dmi_string(struct dmi_header *dm, uint8_t s);
     89 int dmi_checksum(uint8_t * buf, int len);
     90 void parse_dmitable(s_dmi * dmi);
     91 void dmi_decode(struct dmi_header *h, uint16_t ver, s_dmi * dmi);
     92 int dmi_iterate(s_dmi * dmi);
     93 
     94 /* dmi_utils.c */
     95 void display_bios_characteristics(s_dmi * dmi);
     96 void display_base_board_features(s_dmi * dmi);
     97 void display_processor_flags(s_dmi * dmi);
     98 #endif
     99