1 files changed, 34 insertions, 0 deletions

diff --git a/include/asm-x86/microcode.h b/include/asm-x86/microcode.h
new file mode 100644
index 000000000000..5a0556855154
--- /dev/null
+++ b/include/asm-x86/microcode.h
@@ -0,0 +1,34 @@
+struct microcode_header {
+        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 {
+        struct microcode_header hdr;
+        unsigned int            bits[0];
+};
+
+typedef struct microcode          microcode_t;
+typedef struct microcode_header   microcode_header_t;
+
+/* 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];
+};