- We already know the cache is disabled so don't bother disabling it.

git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1696 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
2004-10-21 02:43:15 +00:00 · 2004-10-21 02:43:15 +00:00 · 29490a17ce
parent f19e2c766a
commit 29490a17ce
1 changed files with 6 additions and 1 deletions
--- a/src/cpu/amd/mtrr/amd_earlymtrr.c
+++ b/src/cpu/amd/mtrr/amd_earlymtrr.c
@ -27,7 +27,12 @@ static void amd_early_mtrr_init(void)
 	};
 	msr_t msr;

-	disable_cache();
+	/* wbinvd which is called in disable_cache() causes hangs on Opterons
+	 * if there is no data in the cache.
+	 * At this point we should not have the cache enabled so don't bother
+	 * disabling it.
+	 */
+	/* disable_cache(); */
 	do_early_mtrr_init(mtrr_msrs);

 	/* Enable memory access for 0 - 1MB using top_mem */