patch-2.4.25 linux-2.4.25/include/asm-i386/processor.h

• Lines: 60
• Date: 2004-02-18 05:36:32.000000000 -0800
• Orig file: linux-2.4.24/include/asm-i386/processor.h
• Orig date: 2003-08-25 04:44:43.000000000 -0700

diff -urN linux-2.4.24/include/asm-i386/processor.h linux-2.4.25/include/asm-i386/processor.h
@@ -426,9 +426,12 @@
  */
 extern int arch_kernel_thread(int (*fn)(void *), void * arg, unsigned long flags);
 
-/* Copy and release all segment info associated with a VM */
-extern void copy_segments(struct task_struct *p, struct mm_struct * mm);
-extern void release_segments(struct mm_struct * mm);
+/* Copy and release all segment info associated with a VM
+ * Unusable due to lack of error handling, use {init_new,destroy}_context
+ * instead.
+ */
+static inline void copy_segments(struct task_struct *p, struct mm_struct * mm) { }
+static inline void release_segments(struct mm_struct * mm) { }
 
 /*
  * Return saved PC of a blocked thread.
@@ -450,7 +453,7 @@
 #define init_task	(init_task_union.task)
 #define init_stack	(init_task_union.stack)
 
-struct microcode {
+struct microcode_header {
 	unsigned int hdrver;
 	unsigned int rev;
 	unsigned int date;
@@ -458,10 +461,32 @@
 	unsigned int cksum;
 	unsigned int ldrver;
 	unsigned int pf;
-	unsigned int reserved[5];
-	unsigned int bits[500];
+	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];
+};
 /* '6' because it used to be for P6 only (but now covers Pentium 4 as well) */
 #define MICROCODE_IOCFREE	_IO('6',0)