speed up ecc clear by enable MTRR/Cache first.

git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1483 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

src/arch/i386/lib/cpu.c

@@ -126,15 +126,15 @@ unsigned long cpu_initialize(struct mem_range *mem)
 	unsigned long processor_id = this_processors_id();
 	printk_notice("Initializing CPU #%d\n", processor_id);
 
-	/* some cpus need a fixup done. This is the hook for doing that. */
-	cpufixup(mem);
-
 	/* Turn on caching if we haven't already */
 	cache_on(mem);
 
 	display_cpuid();
 	mtrr_check();
 
+	/* some cpus need a fixup done. This is the hook for doing that. */
+	cpufixup(mem);
+
 #if 0
 	/* now that everything is really up, enable the l2 cache if desired. 
 	 * The enable can wait until this point, because linuxbios and it's
@@ -142,6 +142,7 @@ unsigned long cpu_initialize(struct mem_range *mem)
 	 */
 	configure_l2_cache();
 #endif
+
 	interrupts_on();
 	processor_id = this_processors_id();
 	printk_info("CPU #%d Initialized\n", processor_id);

src/cpu/k8/cpufixup.c

@@ -134,6 +134,7 @@ static void set_init_ecc_mtrrs(void)
 {
 	msr_t msr;
 	int i;
+
 	disable_cache();
 
 	/* First clear all of the msrs to be safe */
@@ -165,7 +166,6 @@ static void set_init_ecc_mtrrs(void)
 	enable_cache();
 }
 
-
 static void init_ecc_memory(void)
 {
 	unsigned long startk, begink, endk;