add gpio led uart

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2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

 kernel/arch/x86/include/uapi/asm/mce.h
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..
@@ -35,6 +35,7 @@
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 	__u64 ipid;		/* MCA_IPID MSR: only valid on SMCA systems */
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 	__u64 ppin;		/* Protected Processor Inventory Number */
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 	__u32 microcode;	/* Microcode revision */
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+	__u64 kflags;		/* Internal kernel use */
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 };
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 #define MCE_GET_RECORD_LEN   _IOR('M', 1, int)