diff options
| author | Angel Pons <th3fanbus@gmail.com> | 2020-07-07 21:47:36 +0200 |
|---|---|---|
| committer | Angel Pons <th3fanbus@gmail.com> | 2020-07-10 12:57:22 +0000 |
| commit | 69c9aa9dc51612d2bd644e8c634e2b6628ea5181 (patch) | |
| tree | 2f1710e290ba99eece8ed004977c242d742fa1fb | |
| parent | a13007b49aecaaa04fa1425a08fc98b4eebfb69c (diff) | |
cpu/intel/haswell/finalize.c: Drop dead code
This code is not even being build-tested. Drop it before it grows moss.
Change-Id: I3fc616eeb975aae7a5937f8b555ae554010d8dd3
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43207
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Michael Niewöhner
| -rw-r--r-- | src/cpu/intel/haswell/finalize.c | 37 |
1 files changed, 0 insertions, 37 deletions
diff --git a/src/cpu/intel/haswell/finalize.c b/src/cpu/intel/haswell/finalize.c index a6d38ae6f7..1f84b821a9 100644 --- a/src/cpu/intel/haswell/finalize.c +++ b/src/cpu/intel/haswell/finalize.c @@ -4,43 +4,6 @@ #include <cpu/x86/msr.h> #include "haswell.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_cpu_haswell_finalize_smm(void) { -#if 0 - /* Lock C-State MSR */ - msr_set_bit(MSR_PKG_CST_CONFIG_CONTROL, 15); - - /* Lock AES-NI only if supported */ - if (cpuid_ecx(1) & (1 << 25)) - msr_set_bit(MSR_FEATURE_CONFIG, 0); - -#ifdef LOCK_POWER_CONTROL_REGISTERS - /* - * Lock the power control registers. - * - * These registers can be left unlocked if modifying power - * limits from the OS is desirable. Modifying power limits - * from the OS can be especially useful for experimentation - * during early phases of system bringup while the thermal - * power envelope is being proven. - */ - - msr_set_bit(MSR_PP0_CURRENT_CONFIG, 31); - msr_set_bit(MSR_PP1_CURRENT_CONFIG, 31); - msr_set_bit(MSR_PKG_POWER_LIMIT, 63); - msr_set_bit(MSR_PP0_POWER_LIMIT, 31); - msr_set_bit(MSR_PP1_POWER_LIMIT, 31); -#endif - - /* Lock TM interrupts - route thermal events to all processors */ - msr_set_bit(MSR_MISC_PWR_MGMT, 22); - - /* Lock memory configuration to protect SMM */ - msr_set_bit(MSR_LT_LOCK_MEMORY, 0); -#endif } |