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Date:      Wed, 01 Jul 2026 23:37:55 +0000
From:      Konstantin Belousov <kib@FreeBSD.org>
To:        src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org
Subject:   git: cf851111b02f - main - x86: add CPUID bits for SHA512/SM3/SM4
Message-ID:  <6a45a4d3.1f907.32d60229@gitrepo.freebsd.org>

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The branch main has been updated by kib:

URL: https://cgit.FreeBSD.org/src/commit/?id=cf851111b02fae7425f9642460762d644983fdca

commit cf851111b02fae7425f9642460762d644983fdca
Author:     Konstantin Belousov <kib@FreeBSD.org>
AuthorDate: 2026-07-01 23:29:04 +0000
Commit:     Konstantin Belousov <kib@FreeBSD.org>
CommitDate: 2026-07-01 23:37:40 +0000

    x86: add CPUID bits for SHA512/SM3/SM4
    
    Reviewed by:    mav
    Sponsored by:   The FreeBSD Foundation
    MFC after:      1 week
    Differential revision:  https://reviews.freebsd.org/D58003
---
 sys/x86/include/specialreg.h | 3 +++
 sys/x86/x86/identcpu.c       | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/sys/x86/include/specialreg.h b/sys/x86/include/specialreg.h
index edf281225180..66ae3ed581f4 100644
--- a/sys/x86/include/specialreg.h
+++ b/sys/x86/include/specialreg.h
@@ -549,6 +549,9 @@
 /*
  * CPUID instruction 7 Structured Extended Features, leaf 1 eax info
  */
+#define	CPUID_STDEXT4_SHA512		0x00000001
+#define	CPUID_STDEXT4_SM3		0x00000002
+#define	CPUID_STDEXT4_SM4		0x00000004
 #define	CPUID_STDEXT4_LASS		0x00000040
 #define	CPUID_STDEXT4_FRED		0x00020000
 #define	CPUID_STDEXT4_LKGS		0x00040000
diff --git a/sys/x86/x86/identcpu.c b/sys/x86/x86/identcpu.c
index 75144ccae8bc..3060b444cb0d 100644
--- a/sys/x86/x86/identcpu.c
+++ b/sys/x86/x86/identcpu.c
@@ -1052,6 +1052,9 @@ printcpuinfo(void)
 				printf("\n  Structured Extended Features4=0x%b",
 				    cpu_stdext_feature4,
 				       "\020"
+				       "\001SHA512"
+				       "\002SM3"
+				       "\003SM4"
 				       "\007LASS"
 				       "\022FRED"
 				       "\023LKGS"


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