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[src/netbsd-8]: src/sys/arch/x86 Pull up following revision(s) (requested by ...
details: https://anonhg.NetBSD.org/src/rev/758872824afd
branches: netbsd-8
changeset: 435265:758872824afd
user: martin <martin%NetBSD.org@localhost>
date: Sun Sep 23 17:35:33 2018 +0000
description:
Pull up following revision(s) (requested by msaitoh in ticket #1026):
sys/arch/x86/x86/procfs_machdep.c: revision 1.24
sys/arch/x86/include/specialreg.h: revision 1.130
OK'd by maxv:
- Add cpuid 7 edx L1D_FLUSH bit.
- Add IA32_ARCH_SKIP_L1DFL_VMENTRY bit.
- Add IA32_FLUSH_CMD MSR.
diffstat:
sys/arch/x86/include/specialreg.h | 8 ++++++--
sys/arch/x86/x86/procfs_machdep.c | 7 ++++---
2 files changed, 10 insertions(+), 5 deletions(-)
diffs (64 lines):
diff -r b1ffc62b80eb -r 758872824afd sys/arch/x86/include/specialreg.h
--- a/sys/arch/x86/include/specialreg.h Sun Sep 23 17:33:15 2018 +0000
+++ b/sys/arch/x86/include/specialreg.h Sun Sep 23 17:35:33 2018 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: specialreg.h,v 1.98.2.6 2018/07/13 15:51:28 martin Exp $ */
+/* $NetBSD: specialreg.h,v 1.98.2.7 2018/09/23 17:35:33 martin Exp $ */
/*-
* Copyright (c) 1991 The Regents of the University of California.
@@ -402,13 +402,14 @@
#define CPUID_SEF_AVX512_4FMAPS __BIT(3)
#define CPUID_SEF_IBRS __BIT(26) /* IBRS / IBPB Speculation Control */
#define CPUID_SEF_STIBP __BIT(27) /* STIBP Speculation Control */
+#define CPUID_SEF_L1D_FLUSH __BIT(28) /* IA32_FLUSH_CMD MSR */
#define CPUID_SEF_ARCH_CAP __BIT(29) /* IA32_ARCH_CAPABILITIES */
#define CPUID_SEF_SSBD __BIT(31) /* Speculative Store Bypass Disable */
#define CPUID_SEF_FLAGS2 "\20" \
"\3" "AVX512_4VNNIW" "\4" "AVX512_4FMAPS" \
"\33" "IBRS" "\34" "STIBP" \
- "\36" "ARCH_CAP" "\40" "SSBD"
+ "\35" "L1D_FLUSH" "\36" "ARCH_CAP" "\40" "SSBD"
/*
* CPUID Processor extended state Enumeration Fn0000000d
@@ -661,7 +662,10 @@
#define IA32_ARCH_RDCL_NO 0x01
#define IA32_ARCH_IBRS_ALL 0x02
#define IA32_ARCH_RSBA 0x04
+#define IA32_ARCH_SKIP_L1DFL_VMENTRY 0x08
#define IA32_ARCH_SSB_NO 0x10
+#define MSR_IA32_FLUSH_CMD 0x10b
+#define IA32_FLUSH_CMD_L1D_FLUSH 0x01
#define MSR_BBL_CR_ADDR 0x116 /* PII+ only */
#define MSR_BBL_CR_DECC 0x118 /* PII+ only */
#define MSR_BBL_CR_CTL 0x119 /* PII+ only */
diff -r b1ffc62b80eb -r 758872824afd sys/arch/x86/x86/procfs_machdep.c
--- a/sys/arch/x86/x86/procfs_machdep.c Sun Sep 23 17:33:15 2018 +0000
+++ b/sys/arch/x86/x86/procfs_machdep.c Sun Sep 23 17:35:33 2018 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: procfs_machdep.c,v 1.15.2.5 2018/06/09 15:14:49 martin Exp $ */
+/* $NetBSD: procfs_machdep.c,v 1.15.2.6 2018/09/23 17:35:33 martin Exp $ */
/*
* Copyright (c) 2001 Wasabi Systems, Inc.
@@ -42,7 +42,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: procfs_machdep.c,v 1.15.2.5 2018/06/09 15:14:49 martin Exp $");
+__KERNEL_RCSID(0, "$NetBSD: procfs_machdep.c,v 1.15.2.6 2018/09/23 17:35:33 martin Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -190,7 +190,8 @@
NULL, NULL, "avx512_4vnniw", "avx512_4fmaps", NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
- NULL, NULL, NULL, NULL, NULL, "arch_capabilities", NULL, "ssbd"},
+ NULL, NULL, NULL, NULL,
+ "flush_l1d", "arch_capabilities", NULL, "ssbd"},
};
static int procfs_getonecpu(int, struct cpu_info *, char *, size_t *);
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