Revision: linuxbios@linuxbios.org--devel/freebios--devel--2.0--patch-34

Creator:  Yinghai Lu <yhlu@tyan.com>

AMD D0/E0 Opteron new mem mapping support, AMD E Opteron mem hole support,AMD K8 Four Ranks DIMM support


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1950 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

1 files changed, 30 insertions, 0 deletions

diff --git a/src/mainboard/tyan/s2891/auto.c b/src/mainboard/tyan/s2891/auto.c
index d0ee70ba2b..4a8ef3f952 100644
--- a/src/mainboard/tyan/s2891/auto.c
+++ b/src/mainboard/tyan/s2891/auto.c
@@ -77,11 +77,17 @@ static inline int spd_read_byte(unsigned device, unsigned address)
  /* tyan does not want the default */
 #include "resourcemap.c" 
 
+#if CONFIG_LOGICAL_CPUS==1
+#define SET_NB_CFG_54 1
+#include "cpu/amd/dualcore/dualcore.c"
+#endif
+
 #define FIRST_CPU  1
 #define SECOND_CPU 1
 #define TOTAL_CPUS (FIRST_CPU + SECOND_CPU)
 
 #define CK804_NUM 1
+#include "southbridge/nvidia/ck804/ck804_early_setup.h"
 #include "southbridge/nvidia/ck804/ck804_early_setup_ss.h"
 #include "southbridge/nvidia/ck804/ck804_early_setup.c"
 
@@ -113,23 +119,44 @@ static void main(unsigned long bist)
 	};
 
         int needs_reset;
+#if CONFIG_LOGICAL_CPUS==1
+        struct node_core_id id;
+#else
         unsigned nodeid;
+#endif
 
         if (bist == 0) {
                 /* Skip this if there was a built in self test failure */
                 amd_early_mtrr_init();
 
+#if CONFIG_LOGICAL_CPUS==1
+                set_apicid_cpuid_lo();
+#endif
+
                 enable_lapic();
                 init_timer();
 
+#if CONFIG_LOGICAL_CPUS==1
+                id = get_node_core_id_x();
+                if(id.coreid == 0) {
+                        if (cpu_init_detected(id.nodeid)) {
+                                asm volatile ("jmp __cpu_reset");
+                        }
+                        distinguish_cpu_resets(id.nodeid);
+                }
+#else
                 nodeid = lapicid();
                 if (cpu_init_detected(nodeid)) {
                         asm volatile ("jmp __cpu_reset");
                 }
                 distinguish_cpu_resets(nodeid);
+#endif
 
 
                 if (!boot_cpu()
+#if CONFIG_LOGICAL_CPUS==1 
+                        || (id.coreid != 0)
+#endif
                 ) {
                         stop_this_cpu(); 
                 }
@@ -146,6 +173,9 @@ static void main(unsigned long bist)
 
 	needs_reset = setup_coherent_ht_domain();
 
+#if CONFIG_LOGICAL_CPUS==1
+        start_other_cores();
+#endif
         needs_reset |= ht_setup_chains_x();
 
         needs_reset |= ck804_early_setup_x();