Merge branch 'devel' into next
[pandora-kernel.git] / arch / x86 / kernel / cpu / amd.c
index 2458668..81a07ca 100644 (file)
 extern void vide(void);
 __asm__(".align 4\nvide: ret");
 
-#ifdef CONFIG_X86_LOCAL_APIC
-#define ENABLE_C1E_MASK         0x18000000
-#define CPUID_PROCESSOR_SIGNATURE       1
-#define CPUID_XFAM              0x0ff00000
-#define CPUID_XFAM_K8           0x00000000
-#define CPUID_XFAM_10H          0x00100000
-#define CPUID_XFAM_11H          0x00200000
-#define CPUID_XMOD              0x000f0000
-#define CPUID_XMOD_REV_F        0x00040000
-
-/* AMD systems with C1E don't have a working lAPIC timer. Check for that. */
-static __cpuinit int amd_apic_timer_broken(void)
-{
-       u32 lo, hi;
-       u32 eax = cpuid_eax(CPUID_PROCESSOR_SIGNATURE);
-       switch (eax & CPUID_XFAM) {
-       case CPUID_XFAM_K8:
-               if ((eax & CPUID_XMOD) < CPUID_XMOD_REV_F)
-                       break;
-       case CPUID_XFAM_10H:
-       case CPUID_XFAM_11H:
-               rdmsr(MSR_K8_ENABLE_C1E, lo, hi);
-               if (lo & ENABLE_C1E_MASK) {
-                       if (smp_processor_id() != boot_cpu_physical_apicid)
-                               printk(KERN_INFO "AMD C1E detected late. "
-                                      "        Force timer broadcast.\n");
-                       return 1;
-               }
-               break;
-       default:
-               /* err on the side of caution */
-               return 1;
-       }
-       return 0;
-}
-#endif
-
 int force_mwait __cpuinitdata;
 
 static void __cpuinit early_init_amd(struct cpuinfo_x86 *c)
@@ -297,11 +260,6 @@ static void __cpuinit init_amd(struct cpuinfo_x86 *c)
                        num_cache_leaves = 3;
        }
 
-#ifdef CONFIG_X86_LOCAL_APIC
-       if (amd_apic_timer_broken())
-               local_apic_timer_disabled = 1;
-#endif
-
        /* K6s reports MCEs but don't actually have all the MSRs */
        if (c->x86 < 6)
                clear_cpu_cap(c, X86_FEATURE_MCE);