standard functions

git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1195 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

diff --git a/src/arch/ppc/include/ppc.h b/src/arch/ppc/include/ppc.h
index 8213d47e3ab9e072465793c29bb4cdd34ce510df..d35eb70c54fb883086bcf74dace55c3a1e4ab785 100644 (file)
--- a/src/arch/ppc/include/ppc.h
+++ b/src/arch/ppc/include/ppc.h
@@ -10,9 +10,12 @@
 /* stringify is needed for macro expansion */
 #define stringify(x) #x
 
-#define ppc_getdcr(reg) ({unsigned int result; \
+#define mfdcr(reg)     ({unsigned int result; \
                        __asm__ volatile("mfdcr %0, " stringify(reg) \
-                       : "=r" (result)); result;})
+                                        : "=r" (result)); result;})
+
+#define mtdcr(reg, v)  asm volatile("mtdcr " stringify(reg) ",%0" \
+                       : : "r" (v))
 
 extern unsigned ppc_getmsr(void);
 extern unsigned ppc_gethid0(void);