00001 // vim:expandtab:autoindent:tabstop=4:shiftwidth=4:filetype=c: 00002 /* 00003 * Copyright (C) 2005 Dell Inc. 00004 * by Michael Brown <Michael_E_Brown@dell.com> 00005 * Licensed under the Open Software License version 2.1 00006 * 00007 * Alternatively, you can redistribute it and/or modify 00008 * it under the terms of the GNU General Public License as published 00009 * by the Free Software Foundation; either version 2 of the License, 00010 * or (at your option) any later version. 00011 00012 * This program is distributed in the hope that it will be useful, but 00013 * WITHOUT ANY WARRANTY; without even the implied warranty of 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 00015 * See the GNU General Public License for more details. 00016 */ 00017 00018 00019 #ifndef SMILOWLEVEL_H 00020 #define SMILOWLEVEL_H 00021 00022 #include "smbios/types.h" 00023 00024 // abi_prefix should be last header included before declarations 00025 #include "smbios/config/abi_prefix.hpp" 00026 00027 namespace smi 00028 { 00029 #if defined(_MSC_VER) 00030 #pragma pack(push,1) 00031 #endif 00032 00033 00034 /* cut and paste from kernel sources */ 00035 struct callintf_cmd 00036 { 00037 u32 magic; 00038 u32 ebx; 00039 u32 ecx; 00040 u16 command_address; 00041 u8 command_code; 00042 u8 reserved; 00043 /*this should be 'u8 command_buffer[]', but it is not supported in VC6 00044 therefore, we just hack it, I guess. Remember to subtract this from 00045 the size when taking the sizeof this struct 00046 */ 00047 u8 command_buffer_start; 00048 } 00049 LIBSMBIOS_PACKED_ATTR; 00050 00051 #define KERNEL_SMI_MAGIC_NUMBER (0x534D4931) /* "SMI1" */ 00052 #define DELL_CALLINTF_SMI_MAGIC_NUMBER (0x42534931) /* "BSI1" */ 00053 00054 struct calling_interface_command_buffer 00055 { 00056 u16 smiClass; 00057 u16 smiSelect; 00058 union { /* to match BIOS docs, can use exact arg names specified in doc */ 00059 u32 inputArgs[4]; 00060 struct 00061 { 00062 u32 cbARG1; 00063 u32 cbARG2; 00064 u32 cbARG3; 00065 u32 cbARG4; 00066 }; 00067 }; 00068 union { /* to match BIOS docs, can use exact res names specified in doc */ 00069 u32 outputRes[4]; 00070 struct 00071 { 00072 s32 cbRES1; 00073 s32 cbRES2; 00074 s32 cbRES3; 00075 s32 cbRES4; 00076 }; 00077 }; 00078 } 00079 LIBSMBIOS_PACKED_ATTR; 00080 00081 enum 00082 { 00083 class_user_password = 9, 00084 class_admin_password = 10, 00085 }; 00086 00087 00088 #if defined(_MSC_VER) 00089 #pragma pack(pop) 00090 #endif 00091 } 00092 00093 // always should be last thing in header file 00094 #include "smbios/config/abi_suffix.hpp" 00095 00096 #endif /* SMILOWLEVEL_H */