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x86/cpu: Create Zhaoxin processors architecture support file

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Add x86 architecture support for new Zhaoxin processors.
Carve out initialization code needed by Zhaoxin processors into
a separate compilation unit.

To identify Zhaoxin CPU, add a new vendor type X86_VENDOR_ZHAOXIN
for system recognition.

Signed-off-by: Tony W Wang-oc <TonyWWang-oc@zhaoxin.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: "hpa@zytor.com" <hpa@zytor.com>
Cc: "gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>
Cc: "rjw@rjwysocki.net" <rjw@rjwysocki.net>
Cc: "lenb@kernel.org" <lenb@kernel.org>
Cc: David Wang <DavidWang@zhaoxin.com>
Cc: "Cooper Yan(BJ-RD)" <CooperYan@zhaoxin.com>
Cc: "Qiyuan Wang(BJ-RD)" <QiyuanWang@zhaoxin.com>
Cc: "Herry Yang(BJ-RD)" <HerryYang@zhaoxin.com>
Link: https://lkml.kernel.org/r/01042674b2f741b2aed1f797359bdffb@zhaoxin.com
This commit is contained in:
Tony W Wang-oc
2019-06-18 08:37:05 +00:00
committed by Thomas Gleixner
parent 0a05fa67e6
commit 761fdd5e33
5 changed files with 189 additions and 1 deletions
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3
arch/x86/include/asm/processor.h
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@@ -144,7 +144,8 @@ enum cpuid_regs_idx {
#define X86_VENDOR_TRANSMETA 7
#define X86_VENDOR_NSC 8
#define X86_VENDOR_HYGON 9
#define X86_VENDOR_NUM 10
#define X86_VENDOR_ZHAOXIN 10
#define X86_VENDOR_NUM 11
#define X86_VENDOR_UNKNOWN 0xff