include/asm-x86/microcode.h


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struct microcode_header_intel {
	unsigned int            hdrver;
	unsigned int            rev;
	unsigned int            date;
	unsigned int            sig;
	unsigned int            cksum;
	unsigned int            ldrver;
	unsigned int            pf;
	unsigned int            datasize;
	unsigned int            totalsize;
	unsigned int            reserved[3];
};

struct microcode_intel {
	struct microcode_header_intel hdr;
	unsigned int            bits[0];
};

/* microcode format is extended from prescott processors */
struct extended_signature {
	unsigned int            sig;
	unsigned int            pf;
	unsigned int            cksum;
};

struct extended_sigtable {
	unsigned int            count;
	unsigned int            cksum;
	unsigned int            reserved[3];
	struct extended_signature sigs[0];
};

struct ucode_cpu_info {
	int valid;
	unsigned int sig;
	unsigned int pf;
	unsigned int rev;
	union {
		struct microcode_intel *mc_intel;
	} mc;
};