static void __cpuinit
amd_check_l3_disable(int index, struct _cpuid4_info_regs *this_leaf)
{
- if (index < 3)
+ if (boot_cpu_data.x86 != 0x10)
return;
- if (boot_cpu_data.x86 == 0x11)
+ if (index < 3)
return;
/* see errata #382 and #388 */
- if ((boot_cpu_data.x86 == 0x10) &&
- ((boot_cpu_data.x86_model < 0x8) ||
- (boot_cpu_data.x86_mask < 0x1)))
+ if (boot_cpu_data.x86_model < 0x8)
return;
+ if ((boot_cpu_data.x86_model == 0x8 ||
+ boot_cpu_data.x86_model == 0x9)
+ &&
+ boot_cpu_data.x86_mask < 0x1)
+ return;
+
this_leaf->can_disable = true;
this_leaf->l3_indices = amd_calc_l3_indices();
}
if (boot_cpu_data.x86_vendor == X86_VENDOR_AMD) {
amd_cpuid4(index, &eax, &ebx, &ecx);
- if (boot_cpu_data.x86 >= 0x10)
- amd_check_l3_disable(index, this_leaf);
+ amd_check_l3_disable(index, this_leaf);
} else {
cpuid_count(4, index, &eax.full, &ebx.full, &ecx.full, &edx);
}