Module: wine Branch: master Commit: d49822c8a13d6f70ded4f6f42c4368bae95442b3 URL: https://source.winehq.org/git/wine.git/?a=commit;h=d49822c8a13d6f70ded4f6f42...
Author: Brendan Shanks bshanks@codeweavers.com Date: Fri Sep 17 15:57:08 2021 -0700
ntdll: Generate SMBIOS tables on Apple Silicon Macs.
Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=51557 Signed-off-by: Brendan Shanks bshanks@codeweavers.com Signed-off-by: Alexandre Julliard julliard@winehq.org
---
dlls/ntdll/unix/system.c | 114 ++++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 113 insertions(+), 1 deletion(-)
diff --git a/dlls/ntdll/unix/system.c b/dlls/ntdll/unix/system.c index 57360c2c95c..82c9f0da492 100644 --- a/dlls/ntdll/unix/system.c +++ b/dlls/ntdll/unix/system.c @@ -1316,7 +1316,7 @@ static NTSTATUS create_cpuset_info(SYSTEM_CPU_SET_INFORMATION *info) return STATUS_SUCCESS; }
-#ifdef linux +#if defined(linux) || defined(__APPLE__)
static void copy_smbios_string( char **buffer, const char *s, size_t len ) { @@ -1506,6 +1506,10 @@ static NTSTATUS create_smbios_tables( SYSTEM_FIRMWARE_TABLE_INFORMATION *sfti, U return STATUS_SUCCESS; }
+#endif + +#ifdef linux + static size_t get_smbios_string( const char *path, char *str, size_t size ) { FILE *file; @@ -1698,6 +1702,112 @@ static NTSTATUS get_smbios_from_iokit( SYSTEM_FIRMWARE_TABLE_INFORMATION *sfti, return STATUS_SUCCESS; }
+static size_t cf_to_string( CFTypeRef type_ref, char *buffer, size_t buffer_size ) +{ + size_t length = 0; + + if (!type_ref) + return 0; + + if (CFGetTypeID(type_ref) == CFDataGetTypeID()) + { + length = MIN(CFDataGetLength(type_ref), buffer_size); + CFDataGetBytes(type_ref, CFRangeMake(0, length), (UInt8*)buffer); + buffer[length] = 0; + length = strlen(buffer); + } + else if (CFGetTypeID(type_ref) == CFStringGetTypeID()) + { + if (CFStringGetCString(type_ref, buffer, buffer_size, kCFStringEncodingASCII)) + length = strlen(buffer); + } + + CFRelease(type_ref); + return length; +} + +static NTSTATUS generate_smbios( SYSTEM_FIRMWARE_TABLE_INFORMATION *sfti, ULONG available_len, + ULONG *required_len ) +{ + /* Apple Silicon Macs don't have SMBIOS, we need to generate it. + * Use strings and data from IOKit when available. + */ + io_service_t platform_expert; + CFDataRef cf_manufacturer, cf_model; + CFStringRef cf_serial_number, cf_uuid_string; + char manufacturer[128], model[128], serial_number[128]; + size_t manufacturer_len = 0, model_len = 0, serial_number_len = 0; + GUID system_uuid = {0}; + struct smbios_bios_args bios_args; + struct smbios_system_args system_args; + struct smbios_board_args board_args; + struct smbios_chassis_args chassis_args; + + platform_expert = IOServiceGetMatchingService(kIOMasterPortDefault, IOServiceMatching("IOPlatformExpertDevice")); + if (!platform_expert) + return STATUS_NO_MEMORY; + + cf_manufacturer = IORegistryEntryCreateCFProperty(platform_expert, CFSTR("manufacturer"), kCFAllocatorDefault, 0); + cf_model = IORegistryEntryCreateCFProperty(platform_expert, CFSTR("model"), kCFAllocatorDefault, 0); + cf_serial_number = IORegistryEntryCreateCFProperty(platform_expert, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0); + cf_uuid_string = IORegistryEntryCreateCFProperty(platform_expert, CFSTR(kIOPlatformUUIDKey), kCFAllocatorDefault, 0); + + manufacturer_len = cf_to_string(cf_manufacturer, manufacturer, sizeof(manufacturer)); + model_len = cf_to_string(cf_model, model, sizeof(model)); + serial_number_len = cf_to_string(cf_serial_number, serial_number, sizeof(serial_number)); + + if (cf_uuid_string) + { + CFUUIDRef cf_uuid; + CFUUIDBytes bytes; + + cf_uuid = CFUUIDCreateFromString(kCFAllocatorDefault, cf_uuid_string); + bytes = CFUUIDGetUUIDBytes(cf_uuid); + + system_uuid.Data1 = (bytes.byte0 << 24) | (bytes.byte1 << 16) | (bytes.byte2 << 8) | bytes.byte3; + system_uuid.Data2 = (bytes.byte4 << 8) | bytes.byte5; + system_uuid.Data3 = (bytes.byte6 << 8) | bytes.byte7; + memcpy(&system_uuid.Data4, &bytes.byte8, sizeof(system_uuid.Data4)); + + CFRelease(cf_uuid); + CFRelease(cf_uuid_string); + } + + IOObjectRelease(platform_expert); + +#define S(s, t) { s ## _len = t ## _len; s = t; } +#define STR(s, t) { s ## _len = sizeof(t)-1; s = t; } + S(bios_args.vendor, manufacturer); + /* BIOS version and date are both required */ + STR(bios_args.version, "1.0"); + STR(bios_args.date, "01/01/2021"); + + S(system_args.vendor, manufacturer); + S(system_args.product, model); + STR(system_args.version, "1.0"); + S(system_args.serial, serial_number); + system_args.uuid = system_uuid; + system_args.sku_len = 0; + S(system_args.family, model); + + S(board_args.vendor, manufacturer); + S(board_args.product, model); + S(board_args.version, model); + S(board_args.serial, serial_number); + board_args.asset_tag_len = 0; + + S(chassis_args.vendor, manufacturer); + chassis_args.type = 2; /* unknown */ + chassis_args.version_len = 0; + S(chassis_args.serial, serial_number); + chassis_args.asset_tag_len = 0; +#undef STR +#undef S + + return create_smbios_tables( sfti, available_len, required_len, + &bios_args, &system_args, &board_args, &chassis_args ); +} + static NTSTATUS get_firmware_info( SYSTEM_FIRMWARE_TABLE_INFORMATION *sfti, ULONG available_len, ULONG *required_len ) { @@ -1707,6 +1817,8 @@ static NTSTATUS get_firmware_info( SYSTEM_FIRMWARE_TABLE_INFORMATION *sfti, ULON { NTSTATUS ret; ret = get_smbios_from_iokit(sfti, available_len, required_len); + if (ret == STATUS_NO_MEMORY) + ret = generate_smbios(sfti, available_len, required_len); return ret; } default: