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8956 Implement KPTI
Reviewed by: Jerry Jelinek <jerry.jelinek@joyent.com>
Reviewed by: Robert Mustacchi <rm@joyent.com>
9215 update CPUID defines
Reviewed by: Yuri Pankov <yuripv@yuripv.net>
@@ -25,11 +25,11 @@
/*
* Copyright (c) 2010, Intel Corporation.
* All rights reserved.
*/
/*
- * Copyright 2017 Joyent, Inc.
+ * Copyright 2018 Joyent, Inc.
* Copyright 2012 Jens Elkner <jel+illumos@cs.uni-magdeburg.de>
* Copyright 2012 Hans Rosenfeld <rosenfeld@grumpf.hope-2000.org>
* Copyright 2014 Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
* Copyright 2018 Nexenta Systems, Inc.
*/
@@ -89,11 +89,11 @@
* cpuid instruction feature flags in %ecx (standard function 1)
*/
#define CPUID_INTC_ECX_SSE3 0x00000001 /* Yet more SSE extensions */
#define CPUID_INTC_ECX_PCLMULQDQ 0x00000002 /* PCLMULQDQ insn */
- /* 0x00000004 - reserved */
+#define CPUID_INTC_ECX_DTES64 0x00000004 /* 64-bit DS area */
#define CPUID_INTC_ECX_MON 0x00000008 /* MONITOR/MWAIT */
#define CPUID_INTC_ECX_DSCPL 0x00000010 /* CPL-qualified debug store */
#define CPUID_INTC_ECX_VMX 0x00000020 /* Hardware VM extensions */
#define CPUID_INTC_ECX_SMX 0x00000040 /* Secure mode extensions */
#define CPUID_INTC_ECX_EST 0x00000080 /* enhanced SpeedStep */
@@ -102,19 +102,20 @@
#define CPUID_INTC_ECX_CID 0x00000400 /* L1 context ID */
/* 0x00000800 - reserved */
#define CPUID_INTC_ECX_FMA 0x00001000 /* Fused Multiply Add */
#define CPUID_INTC_ECX_CX16 0x00002000 /* cmpxchg16 */
#define CPUID_INTC_ECX_ETPRD 0x00004000 /* extended task pri messages */
- /* 0x00008000 - reserved */
+#define CPUID_INTC_ECX_PDCM 0x00008000 /* Perf/Debug Capability MSR */
/* 0x00010000 - reserved */
- /* 0x00020000 - reserved */
+#define CPUID_INTC_ECX_PCID 0x00020000 /* process-context ids */
#define CPUID_INTC_ECX_DCA 0x00040000 /* direct cache access */
#define CPUID_INTC_ECX_SSE4_1 0x00080000 /* SSE4.1 insns */
#define CPUID_INTC_ECX_SSE4_2 0x00100000 /* SSE4.2 insns */
#define CPUID_INTC_ECX_X2APIC 0x00200000 /* x2APIC */
#define CPUID_INTC_ECX_MOVBE 0x00400000 /* MOVBE insn */
#define CPUID_INTC_ECX_POPCNT 0x00800000 /* POPCNT insn */
+#define CPUID_INTC_ECX_TSCDL 0x01000000 /* Deadline TSC */
#define CPUID_INTC_ECX_AES 0x02000000 /* AES insns */
#define CPUID_INTC_ECX_XSAVE 0x04000000 /* XSAVE/XRESTOR insns */
#define CPUID_INTC_ECX_OSXSAVE 0x08000000 /* OS supports XSAVE insns */
#define CPUID_INTC_ECX_AVX 0x10000000 /* AVX supported */
#define CPUID_INTC_ECX_F16C 0x20000000 /* F16C supported */
@@ -168,13 +169,21 @@
#define CPUID_AMD_ECX_SSE4A 0x00000040 /* AMD: SSE4A insns */
#define CPUID_AMD_ECX_MAS 0x00000080 /* AMD: MisAlignSse mnode */
#define CPUID_AMD_ECX_3DNP 0x00000100 /* AMD: 3DNowPrefectch */
#define CPUID_AMD_ECX_OSVW 0x00000200 /* AMD: OSVW */
#define CPUID_AMD_ECX_IBS 0x00000400 /* AMD: IBS */
-#define CPUID_AMD_ECX_SSE5 0x00000800 /* AMD: SSE5 */
+#define CPUID_AMD_ECX_SSE5 0x00000800 /* AMD: Extended AVX */
#define CPUID_AMD_ECX_SKINIT 0x00001000 /* AMD: SKINIT */
#define CPUID_AMD_ECX_WDT 0x00002000 /* AMD: WDT */
+ /* 0x00004000 - reserved */
+#define CPUID_AMD_ECX_LWP 0x00008000 /* AMD: Lightweight profiling */
+#define CPUID_AMD_ECX_FMA4 0x00010000 /* AMD: 4-operand FMA support */
+ /* 0x00020000 - reserved */
+ /* 0x00040000 - reserved */
+#define CPUID_AMD_ECX_NIDMSR 0x00080000 /* AMD: Node ID MSR */
+ /* 0x00100000 - reserved */
+#define CPUID_AMD_ECX_TBM 0x00200000 /* AMD: trailing bit manips. */
#define CPUID_AMD_ECX_TOPOEXT 0x00400000 /* AMD: Topology Extensions */
/*
* AMD uses %ebx for some of their features (extended function 0x80000008).
*/
@@ -199,10 +208,11 @@
#define CPUID_INTC_EBX_7_0_BMI1 0x00000008 /* BMI1 instrs */
#define CPUID_INTC_EBX_7_0_HLE 0x00000010 /* HLE */
#define CPUID_INTC_EBX_7_0_AVX2 0x00000020 /* AVX2 supported */
#define CPUID_INTC_EBX_7_0_SMEP 0x00000080 /* SMEP in CR4 */
#define CPUID_INTC_EBX_7_0_BMI2 0x00000100 /* BMI2 instrs */
+#define CPUID_INTC_EBX_7_0_INVPCID 0x00000400 /* invpcid instr */
#define CPUID_INTC_EBX_7_0_MPX 0x00004000 /* Mem. Prot. Ext. */
#define CPUID_INTC_EBX_7_0_AVX512F 0x00010000 /* AVX512 foundation */
#define CPUID_INTC_EBX_7_0_AVX512DQ 0x00020000 /* AVX512DQ */
#define CPUID_INTC_EBX_7_0_RDSEED 0x00040000 /* RDSEED instr */
#define CPUID_INTC_EBX_7_0_ADX 0x00080000 /* ADX instrs */
@@ -422,10 +432,12 @@
#define X86FSET_XSAVES 64
#define X86FSET_SHA 65
#define X86FSET_UMIP 66
#define X86FSET_PKU 67
#define X86FSET_OSPKE 68
+#define X86FSET_PCID 69
+#define X86FSET_INVPCID 70
/*
* Intel Deep C-State invariant TSC in leaf 0x80000007.
*/
#define CPUID_TSC_CSTATE_INVARIANCE (0x100)
@@ -680,11 +692,11 @@
#if !defined(_ASM)
#if defined(_KERNEL) || defined(_KMEMUSER)
-#define NUM_X86_FEATURES 69
+#define NUM_X86_FEATURES 71
extern uchar_t x86_featureset[];
extern void free_x86_featureset(void *featureset);
extern boolean_t is_x86_feature(void *featureset, uint_t feature);
extern void add_x86_feature(void *featureset, uint_t feature);
@@ -714,10 +726,13 @@
uint32_t cp_ebx;
uint32_t cp_ecx;
uint32_t cp_edx;
};
+extern int x86_use_pcid;
+extern int x86_use_invpcid;
+
/*
* Utility functions to get/set extended control registers (XCR)
* Initial use is to get/set the contents of the XFEATURE_ENABLED_MASK.
*/
extern uint64_t get_xcr(uint_t);
@@ -859,10 +874,12 @@
extern void determine_platform(void);
#endif
extern int get_hwenv(void);
extern int is_controldom(void);
+extern void enable_pcid(void);
+
extern void xsave_setup_msr(struct cpu *);
/*
* Hypervisor signatures
*/