pc32 identcpu - Detect Geode LX

* Add identification of Geode LX CPUs.

Obtained-from: FreeBSD

diff --git a/sys/cpu/i386/include/cputypes.h b/sys/cpu/i386/include/cputypes.h
index ab210d1..338c545 100644 (file)
--- a/sys/cpu/i386/include/cputypes.h
+++ b/sys/cpu/i386/include/cputypes.h
@@ -60,6 +60,7 @@
 #define        CPU_PII         14      /* Intel Pentium II */
 #define        CPU_PIII        15      /* Intel Pentium III */
 #define        CPU_P4          16      /* Intel Pentium 4 */
+#define        CPU_GEODE1100   17      /* NS Geode SC1100 */
 
 #ifndef LOCORE
 struct cpu_nameclass {

diff --git a/sys/platform/pc32/i386/identcpu.c b/sys/platform/pc32/i386/identcpu.c
index 93b6d89..3257a38 100644 (file)
--- a/sys/platform/pc32/i386/identcpu.c
+++ b/sys/platform/pc32/i386/identcpu.c
@@ -378,6 +378,14 @@ printcpuinfo(void)
                case 0x590:
                        strcat(cpu_model, "K6-III");
                        break;
+               case 0x5a0:
+                       strcat(cpu_model, "Geode LX");
+                       /*
+                        * Make sure the TSC runs through suspension,
+                        * otherwise we can't use it as timecounter.
+                        */
+                       wrmsr(0x1900, rdmsr(0x1900) | 0x20ULL);
+                       break;
                default:
                        strcat(cpu_model, "Unknown");
                        break;