| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <types.h> |
| #include <arch/cpu.h> |
| #include <cpu/x86/msr.h> |
| #include "model_206ax.h" |
| |
| /* MSR Documentation based on |
| * "Sandy Bridge Processor Family BIOS Writer's Guide (BWG)" |
| * Document Number 504790 |
| * Revision 1.6.0, June 2012 */ |
| |
| void intel_model_206ax_finalize_smm(void) |
| { |
| /* Lock TM interrupts - route thermal events to all processors */ |
| msr_set(MSR_MISC_PWR_MGMT, BIT(22)); |
| |
| /* Lock memory configuration to protect SMM */ |
| msr_set(MSR_LT_LOCK_MEMORY, BIT(0)); |
| } |