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https://github.com/CloverHackyColor/CloverBootloader.git
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48 lines
1.1 KiB
C
48 lines
1.1 KiB
C
/**
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NVRAM debug stuff.
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by dmazar
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**/
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//
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// For debugging with NVRAM.
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// DEBUG_TO_NVRAM = 1 -> enable NVRAM debug
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// DEBUG_TO_NVRAM = 0 -> disable NVRAM debug
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//
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#define DEBUG_TO_NVRAM 0
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// Max size of the log.
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#define DEBUG_LOG_SIZE 16384 // 16 KB
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// Name of the log NVRAM variable.
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#define DEBUG_LOG_NVRAM_VAR_NAME L"DebugLog"
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// Apple's boot guid.
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#define EFI_APPLE_BOOT_GUID {0x7C436110, 0xAB2A, 0x4BBB, {0xA8, 0x80, 0xFE, 0x41, 0x99, 0x5C, 0x9F, 0x82}}
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// GUID of the log NVRAM variable.
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// We'll reuse Apple's boot guid to get access to this var from OS X.
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#define DEBUG_LOG_NVRAM_VAR_GUID EFI_APPLE_BOOT_GUID
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//
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// DBGnvr macro definition.
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// Can be used instead of direct NVRAMDebugLog() call,
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// and then NVRAM debug can be enabled/disabled with DEBUG_TO_NVRAM
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//
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#if DEBUG_TO_NVRAM == 1
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#define DBGnvr(...) NVRAMDebugLog(__VA_ARGS__);
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#else
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#define DBGnvr(...)
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#endif
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extern EFI_GUID gEfiNVRAMDebugVarGuid;
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/** Appends given data to the log and writes it to NVRAM variable. */
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EFI_STATUS
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EFIAPI
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NVRAMDebugLog(CHAR8 *Format, ...); |