Changeset ab08b42 in mainline for arch/amd64/include/asm.h

Timestamp:

2005-09-03T16:40:25Z (19 years ago)

Author:

Ondrej Palkovsky <ondrap@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

6401f79

Parents:

f6297e0

Message:

Added symbol table lookup in exceptions.
This breaks ia64 & ppc architecture compiles.

File:

• arch/amd64/include/asm.h (modified) (1 diff)

arch/amd64/include/asm.h

@@ -166 +166 @@
 
 
+/** Enable local APIC
+ *
+ * Enable local APIC in MSR.
+ */
+static inline void enable_l_apic_in_msr()
+{
+        __asm__ volatile (
+                "movl $0x1b, %%ecx;"
+                "rdmsr;"
+                "orl $(1<<11),%%eax;"
+                "orl $(0xfee00000),%%eax;"
+                "wrmsr;"
+                :
+                :
+                :"%eax","%ecx","%edx"
+                );
+}
+
 extern size_t interrupt_handler_size;
 extern void interrupt_handlers(void);