Changeset ffe276f in mainline for kernel/arch/ppc32/include/asm.h

Timestamp:

2010-05-22T22:56:00Z (14 years ago)

Author:

Martin Decky <martin@…>

Branches:

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

Children:

c555155

Parents:

86a3f89b

Message:

restructure constants
change the return type of pic_get_pending()
coding style changes

File:

• kernel/arch/ppc32/include/asm.h (modified) (1 diff)

kernel/arch/ppc32/include/asm.h

@@ -60 +60 @@
 }
 
+static inline uint32_t msr_read(void)
+{
+        uint32_t msr;
+        
+        asm volatile (
+                "mfmsr %[msr]\n"
+                : [msr] "=r" (msr)
+        );
+        
+        return msr;
+}
+
+static inline void msr_write(uint32_t msr)
+{
+        asm volatile (
+                "mtmsr %[msr]\n"
+                :: [msr] "r" (msr)
+        );
+}
+
 /** Enable interrupts.
  *