Don't optimize link read pointers for UP systems (from YhLu)

git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1532 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

diff --git a/src/northbridge/amd/amdk8/misc_control.c b/src/northbridge/amd/amdk8/misc_control.c
index df28bd033110b631c4a40a6c5b0ef374120f3378..5c46c1be788a6ec4d189fd192603901cd9044c79 100644 (file)
--- a/src/northbridge/amd/amdk8/misc_control.c
+++ b/src/northbridge/amd/amdk8/misc_control.c
@@ -155,6 +155,8 @@ static void misc_control_init(struct device *dev)
                        needs_reset = 1; /* Needed? */
                }
        }
+#if CONFIG_MAX_CPUS > 1 
+/* Single CPU systems don't seem to need this. It might cause resets? (YhLu) */
        /* Optimize the Link read pointers */
        f0_dev = dev_find_slot(0, dev->path.u.pci.devfn - 3);
        if (f0_dev) {
@@ -180,6 +182,7 @@ static void misc_control_init(struct device *dev)
        else {
                printk_err("Missing f0 device!\n");
        }
+#endif 
        if (needs_reset) {
                printk_debug("resetting cpu\n");
                hard_reset();