| 1 | /*␊ |
| 2 | * Copyright 2011 cparm. All rights reserved.␊ |
| 3 | */␊ |
| 4 | #include "boot.h"␊ |
| 5 | #include "bootstruct.h"␊ |
| 6 | #include "libsaio.h"␊ |
| 7 | #include "modules.h"␊ |
| 8 | #include "Platform.h"␊ |
| 9 | #include "smbios_patcher.h"␊ |
| 10 | #include "efi.h"␊ |
| 11 | ␊ |
| 12 | #ifndef DEBUG_SMBIOS␊ |
| 13 | #define DEBUG_SMBIOS 0␊ |
| 14 | #endif␊ |
| 15 | ␊ |
| 16 | #if DEBUG_SMBIOS==2␊ |
| 17 | #define DBG(x...)␉printf(x)␊ |
| 18 | #elif DEBUG_SMBIOS==1␊ |
| 19 | #define DBG(x...) msglog(x)␊ |
| 20 | #else␊ |
| 21 | #define DBG(x...)␉␊ |
| 22 | #endif␊ |
| 23 | ␊ |
| 24 | #define kEnableSMBIOSPatcher␉␉␉"EnableSMBIOSPatcher"␊ |
| 25 | ␊ |
| 26 | ␊ |
| 27 | void getSmbiosPatched_hook(void* arg1, void* arg2, void* arg3, void* arg4, void* arg5, void* arg6)␊ |
| 28 | {␉␊ |
| 29 | ␉struct SMBEntryPoint *patched_smb = NULL;␊ |
| 30 | ␉␊ |
| 31 | getSmbiosTableStructure(getSmbiosOriginal()); // generate tables entry list for fast table finding␊ |
| 32 | ␊ |
| 33 | ␉if (execute_hook("isMemoryRegistred", NULL, NULL, NULL, NULL, NULL, NULL) == EFI_SUCCESS) ␊ |
| 34 | scan_memory(Platform);␊ |
| 35 | ␊ |
| 36 | ␉execute_hook("ScanMemory", NULL, NULL, NULL, NULL, NULL, NULL);␉␊ |
| 37 | ␉␊ |
| 38 | ␉patched_smb = getSmbiosPatched(getSmbiosOriginal());␊ |
| 39 | ␉␊ |
| 40 | ␉if (patched_smb)␊ |
| 41 | ␉␉smbios_p = ((uint64_t)((uint32_t)patched_smb)); ␊ |
| 42 | ␉else␊ |
| 43 | {␊ |
| 44 | ␉␉verbose("Error: Could not get patched SMBIOS, fallback to original SMBIOS !!\n");␊ |
| 45 | ␊ |
| 46 | struct SMBEntryPoint *smbios_o = getSmbiosOriginal();␉␊ |
| 47 | smbios_p = ((uint64_t)((uint32_t)smbios_o)); ␊ |
| 48 | } ␊ |
| 49 | ␊ |
| 50 | }␊ |
| 51 | ␊ |
| 52 | void getProductName_hook(void* arg1, void* arg2, void* arg3, void* arg4, void* arg5, void* arg6)␊ |
| 53 | {␉␊ |
| 54 | ␉setupSmbiosConfigFile("SMBIOS.plist");␊ |
| 55 | ␉int len = 0;␊ |
| 56 | ␉const char *val = 0;␊ |
| 57 | ␉␊ |
| 58 | ␉if (getValueForKey("SMproductname", &val, &len, &bootInfo->smbiosConfig)) {␊ |
| 59 | ␉␉gPlatformName = (char *)val;␊ |
| 60 | ␉} else {␊ |
| 61 | ␉␉const char *productName = sm_get_defstr("SMproductname", 0);␉␊ |
| 62 | ␉␉gPlatformName = (char *)productName;␊ |
| 63 | ␉}␉␊ |
| 64 | ␉DBG("SMBIOS Product name: %s\n",productName);␊ |
| 65 | ␊ |
| 66 | ␉␊ |
| 67 | }␊ |
| 68 | ␊ |
| 69 | void is_SMB_Patcher_Registred_Hook(void* arg1, void* arg2, void* arg3, void* arg4, void* arg5, void* arg6){}␊ |
| 70 | ␊ |
| 71 | void SMBiosPatcher_start()␊ |
| 72 | {␉␊ |
| 73 | bool enable = true;␊ |
| 74 | ␉getBoolForKey(kEnableSMBIOSPatcher, &enable, &bootInfo->bootConfig) ;␊ |
| 75 | ␉␊ |
| 76 | ␉enable = (execute_hook("isSMBIOSRegistred", NULL, NULL, NULL, NULL, NULL, NULL) != EFI_SUCCESS);␊ |
| 77 | ␊ |
| 78 | ␉if (enable) {␊ |
| 79 | ␉register_hook_callback("getSmbiosPatched", &getSmbiosPatched_hook);␉␊ |
| 80 | ␉register_hook_callback("getProductNamePatched", &getProductName_hook);␊ |
| 81 | register_hook_callback("isSMBIOSRegistred", &is_SMB_Patcher_Registred_Hook);␊ |
| 82 | }␊ |
| 83 | }␊ |
| 84 | |
