Add mtrr support for pentium m cpus

For cache to work the x86_setup_mtrrs() must be called. 

Closes #61

Signed-off-by: Jon Dufresne <jon.dufresne@gmail.com>
Acked-by: Stefan Reinauer <stepan@coresystems.de>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2522 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

src/cpu/intel/model_69x/model_69x_init.c

@@ -24,6 +24,7 @@ static void model_69x_init(device_t dev)
 {
 	/* Turn on caching if we haven't already */
 	x86_enable_cache();
+	x86_setup_mtrrs(36);
 	x86_mtrr_check();
 	
 	/* Update the microcode */

src/cpu/intel/model_6dx/model_6dx_init.c

@@ -24,6 +24,7 @@ static void model_6dx_init(device_t dev)
 {
 	/* Turn on caching if we haven't already */
 	x86_enable_cache();
+	x86_setup_mtrrs(36);
 	x86_mtrr_check();
 	
 	/* Update the microcode */

src/cpu/intel/model_6xx/model_6xx_init.c

@@ -30,6 +30,7 @@ static void model_6xx_init(device_t dev)
 {
 	/* Turn on caching if we haven't already */
 	x86_enable_cache();
+	x86_setup_mtrrs(36);
 	x86_mtrr_check();
 	
 	/* Update the microcode */