[0/3] x86: cpu: Add new Airmont CPU model
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Message ID cover.1565856842.git.rahul.tanwar@linux.intel.com
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  • x86: cpu: Add new Airmont CPU model
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Tanwar, Rahul Aug. 15, 2019, 9:46 a.m. UTC
Intel Atom CPU based Lightning Mountain(LGM) network processor SoC has recently
taped out. Although the Atom CPU used in LGM is based upon Airmont uArch but it
has a few differences. Its a new variant of Atom Airmont cpu model.

This series of patches adds support for this new CPU model.

Patches are baselined upon Linux 5.3-rc4 at below Git tree:
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/core

Patch 1 replaces existing direct values usage with constant definitions when
access CPU models.

Patch 2 adds a constant definition for the new Atom CPU model.

Patch 3 updates capabilities & vulnerabilities applicable for this new CPU model.

Rahul Tanwar (3):
  x86: cpu: Use constant definitions for CPU type
  x86: cpu: Add new Intel Atom CPU type
  x86: arch: Add arch support for new Intel Atom CPU

 arch/x86/include/asm/intel-family.h | 1 +
 arch/x86/kernel/cpu/common.c        | 1 +
 arch/x86/kernel/cpu/intel.c         | 7 ++++---
 arch/x86/kernel/tsc_msr.c           | 5 +++++
 4 files changed, 11 insertions(+), 3 deletions(-)