修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/arch/x86/include/asm/e820/types.h
..
..
@@ -29,6 +29,14 @@
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 	E820_TYPE_PRAM		= 12,
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 	/*
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+	 * Special-purpose memory is indicated to the system via the
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+	 * EFI_MEMORY_SP attribute. Define an e820 translation of this
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+	 * memory type for the purpose of reserving this range and
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+	 * marking it with the IORES_DESC_SOFT_RESERVED designation.
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+	 */
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+	E820_TYPE_SOFT_RESERVED	= 0xefffffff,
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+
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+	/*
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 	 * Reserved RAM used by the kernel itself if
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 	 * CONFIG_INTEL_TXT=y is enabled, memory of this type
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 	 * will be included in the S3 integrity calculation