Changeset 0172eba in mainline for arch/ia64/src/cpu/cpu.c

Timestamp:

2005-11-11T12:40:45Z (19 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

73a4bab

Parents:

59e07c91

Message:

ia64 CPU identification.

File:

• arch/ia64/src/cpu/cpu.c (modified) (2 diffs)

arch/ia64/src/cpu/cpu.c

@@ -28 +28 @@
 
 #include <cpu.h>
+#include <arch.h>
+#include <arch/register.h>
+#include <print.h>
 
 void cpu_arch_init(void)
@@ -33 +36 @@
 }
 
+void cpu_identify(void)
+{
+        CPU->arch.cpuid0 = cpuid_read(0);
+        CPU->arch.cpuid1 = cpuid_read(1);
+        CPU->arch.cpuid3.value = cpuid_read(3);
+}
 
+void cpu_print_report(cpu_t *m)
+{
+        char *family_str;
+        char vendor[2*sizeof(__u64)+1];
+        
+        *((__u64 *) &vendor[0*sizeof(__u64)]) = CPU->arch.cpuid0;
+        *((__u64 *) &vendor[1*sizeof(__u64)]) = CPU->arch.cpuid1;
+        vendor[sizeof(vendor)-1] = '\0';
+        
+        switch(m->arch.cpuid3.family) {
+            case FAMILY_ITANIUM:
+                family_str = "Itanium";
+                break;
+            case FAMILY_ITANIUM2:
+                family_str = "Itanium 2";
+                break;
+            default:
+                family_str = "Unknown";
+                break;
+        }
+        
+        printf("cpu%d: %s (%s), archrev=%d, model=%d, revision=%d\n", CPU->id, family_str, vendor, CPU->arch.cpuid3.archrev, CPU->arch.cpuid3.model, CPU->arch.cpuid3.revision);
+}