diff options
| author | Johnny Lin <johnny_lin@wiwynn.com> | 2020-05-12 09:12:40 +0800 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2020-06-28 21:44:27 +0000 |
| commit | d4698d94af65db0b85871c09e46832df330f582d (patch) | |
| tree | 30e6f9356787267cfdd67435e655c9a579598330 /src/soc/intel/xeon_sp | |
| parent | db654eae79840f759c5645005d77770186513a5f (diff) | |
| download | coreboot-d4698d94af65db0b85871c09e46832df330f582d.tar.xz | |
soc/xeon_sp/cpx: Define MSR PPIN related registers
These changes are in accordance with the documentation:
[*] page 208-209
Intel(R) 64 and IA-32 Architectures, Software Developer’s Manual,
Volume 4: Model-Specific Registers. May 2019.
Order Number: 335592-070US
Tested on OCP DeltaLake with change
https://review.coreboot.org/c/coreboot/+/40308/
Signed-off-by: Johnny Lin <johnny_lin@wiwynn.com>
Change-Id: I87134b2e98c9b0c031be9375b75a2aa1284ae9bb
Reviewed-on: https://review.coreboot.org/c/coreboot/+/41278
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
Reviewed-by: Maxim Polyakov <max.senia.poliak@gmail.com>
Diffstat (limited to 'src/soc/intel/xeon_sp')
| -rw-r--r-- | src/soc/intel/xeon_sp/cpx/include/soc/msr.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/soc/intel/xeon_sp/cpx/include/soc/msr.h b/src/soc/intel/xeon_sp/cpx/include/soc/msr.h index f9d59f1192..922bce94b6 100644 --- a/src/soc/intel/xeon_sp/cpx/include/soc/msr.h +++ b/src/soc/intel/xeon_sp/cpx/include/soc/msr.h @@ -96,4 +96,13 @@ #define EPB_ENERGY_POLICY_SHIFT 3 #define EPB_ENERGY_POLICY_MASK (0xf << EPB_ENERGY_POLICY_SHIFT) +/* MSR Protected Processor Inventory Number */ +#define MSR_PPIN_CTL 0x04e +#define MSR_PPIN_CTL_LOCK 0x1 +#define MSR_PPIN_CTL_ENABLE_SHIFT 1 +#define MSR_PPIN_CTL_ENABLE (0x1 << MSR_PPIN_CTL_ENABLE_SHIFT) +#define MSR_PPIN 0x04f +#define MSR_PPIN_CAP_SHIFT 23 +#define MSR_PPIN_CAP (0x1 << MSR_PPIN_CAP_SHIFT) + #endif /* _SOC_MSR_H_ */ |