From: Xin Li <xin3.li@intel.com>
To: linux-kernel@vger.kernel.org, x86@kernel.org, kvm@vger.kernel.org
Cc: tglx@linutronix.de, mingo@redhat.com, bp@alien8.de,
dave.hansen@linux.intel.com, hpa@zytor.com, peterz@infradead.org,
andrew.cooper3@citrix.com, seanjc@google.com,
pbonzini@redhat.com, ravi.v.shankar@intel.com
Subject: [RFC PATCH 07/32] x86/opcode: add ERETU, ERETS instructions to x86-opcode-map
Date: Mon, 19 Dec 2022 22:36:33 -0800 [thread overview]
Message-ID: <20221220063658.19271-8-xin3.li@intel.com> (raw)
In-Reply-To: <20221220063658.19271-1-xin3.li@intel.com>
From: "H. Peter Anvin (Intel)" <hpa@zytor.com>
Add the instruction opcodes used by FRED: ERETU, ERETS.
Opcode number is per public FRED draft spec v3.0
https://cdrdv2.intel.com/v1/dl/getContent/678938.
Signed-off-by: H. Peter Anvin (Intel) <hpa@zytor.com>
Signed-off-by: Xin Li <xin3.li@intel.com>
---
arch/x86/lib/x86-opcode-map.txt | 2 +-
tools/arch/x86/lib/x86-opcode-map.txt | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/x86/lib/x86-opcode-map.txt b/arch/x86/lib/x86-opcode-map.txt
index 5168ee0360b2..7a269e269dc0 100644
--- a/arch/x86/lib/x86-opcode-map.txt
+++ b/arch/x86/lib/x86-opcode-map.txt
@@ -1052,7 +1052,7 @@ EndTable
GrpTable: Grp7
0: SGDT Ms | VMCALL (001),(11B) | VMLAUNCH (010),(11B) | VMRESUME (011),(11B) | VMXOFF (100),(11B) | PCONFIG (101),(11B) | ENCLV (000),(11B)
-1: SIDT Ms | MONITOR (000),(11B) | MWAIT (001),(11B) | CLAC (010),(11B) | STAC (011),(11B) | ENCLS (111),(11B)
+1: SIDT Ms | MONITOR (000),(11B) | MWAIT (001),(11B) | CLAC (010),(11B) | STAC (011),(11B) | ENCLS (111),(11B) | ERETU (F3),(010),(11B) | ERETS (F2),(010),(11B)
2: LGDT Ms | XGETBV (000),(11B) | XSETBV (001),(11B) | VMFUNC (100),(11B) | XEND (101)(11B) | XTEST (110)(11B) | ENCLU (111),(11B)
3: LIDT Ms
4: SMSW Mw/Rv
diff --git a/tools/arch/x86/lib/x86-opcode-map.txt b/tools/arch/x86/lib/x86-opcode-map.txt
index 5168ee0360b2..7a269e269dc0 100644
--- a/tools/arch/x86/lib/x86-opcode-map.txt
+++ b/tools/arch/x86/lib/x86-opcode-map.txt
@@ -1052,7 +1052,7 @@ EndTable
GrpTable: Grp7
0: SGDT Ms | VMCALL (001),(11B) | VMLAUNCH (010),(11B) | VMRESUME (011),(11B) | VMXOFF (100),(11B) | PCONFIG (101),(11B) | ENCLV (000),(11B)
-1: SIDT Ms | MONITOR (000),(11B) | MWAIT (001),(11B) | CLAC (010),(11B) | STAC (011),(11B) | ENCLS (111),(11B)
+1: SIDT Ms | MONITOR (000),(11B) | MWAIT (001),(11B) | CLAC (010),(11B) | STAC (011),(11B) | ENCLS (111),(11B) | ERETU (F3),(010),(11B) | ERETS (F2),(010),(11B)
2: LGDT Ms | XGETBV (000),(11B) | XSETBV (001),(11B) | VMFUNC (100),(11B) | XEND (101)(11B) | XTEST (110)(11B) | ENCLU (111),(11B)
3: LIDT Ms
4: SMSW Mw/Rv
--
2.34.1
next prev parent reply other threads:[~2022-12-20 7:02 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-20 6:36 [RFC PATCH 00/32] x86: enable FRED for x86-64 Xin Li
2022-12-20 6:36 ` [RFC PATCH 01/32] x86/traps: let common_interrupt() handle IRQ_MOVE_CLEANUP_VECTOR Xin Li
2022-12-20 6:36 ` [RFC PATCH 02/32] x86/traps: add a system interrupt table for system interrupt dispatch Xin Li
2022-12-20 6:36 ` [RFC PATCH 03/32] x86/traps: add install_system_interrupt_handler() Xin Li
2022-12-20 6:36 ` [RFC PATCH 04/32] x86/traps: add external_interrupt() to dispatch external interrupts Xin Li
2022-12-20 6:36 ` [RFC PATCH 05/32] x86/traps: add exc_raise_irq() for VMX IRQ reinjection Xin Li
2023-01-09 18:20 ` Li, Xin3
2022-12-20 6:36 ` [RFC PATCH 06/32] x86/cpufeature: add the cpu feature bit for FRED Xin Li
2022-12-20 6:36 ` Xin Li [this message]
2022-12-20 6:36 ` [RFC PATCH 08/32] x86/objtool: teach objtool about ERETU and ERETS Xin Li
2022-12-20 6:36 ` [RFC PATCH 09/32] x86/cpu: add X86_CR4_FRED macro Xin Li
2022-12-20 6:36 ` [RFC PATCH 10/32] x86/fred: add Kconfig option for FRED (CONFIG_X86_FRED) Xin Li
2022-12-20 6:36 ` [RFC PATCH 11/32] x86/fred: if CONFIG_X86_FRED is disabled, disable FRED support Xin Li
2022-12-20 6:36 ` [RFC PATCH 12/32] x86/cpu: add MSR numbers for FRED configuration Xin Li
2022-12-20 6:36 ` [RFC PATCH 13/32] x86/fred: header file for event types Xin Li
2022-12-20 6:36 ` [RFC PATCH 14/32] x86/fred: header file with FRED definitions Xin Li
2022-12-20 8:56 ` Peter Zijlstra
2022-12-21 2:58 ` Li, Xin3
2022-12-22 13:03 ` Peter Zijlstra
2022-12-23 19:34 ` H. Peter Anvin
2022-12-20 6:36 ` [RFC PATCH 15/32] x86/fred: make unions for the cs and ss fields in struct pt_regs Xin Li
2022-12-20 6:36 ` [RFC PATCH 16/32] x86/fred: reserve space for the FRED stack frame Xin Li
2022-12-20 6:36 ` [RFC PATCH 17/32] x86/fred: add a page fault entry stub for FRED Xin Li
2022-12-20 6:36 ` [RFC PATCH 18/32] x86/fred: add a debug " Xin Li
2022-12-20 9:15 ` Peter Zijlstra
2022-12-20 6:36 ` [RFC PATCH 19/32] x86/fred: add a NMI " Xin Li
2022-12-20 6:36 ` [RFC PATCH 20/32] x86/fred: add a machine check " Xin Li
2022-12-20 6:36 ` [RFC PATCH 21/32] x86/fred: FRED entry/exit and dispatch code Xin Li
2022-12-20 9:35 ` Peter Zijlstra
2022-12-21 2:56 ` Li, Xin3
2022-12-22 13:08 ` Peter Zijlstra
2022-12-20 6:36 ` [RFC PATCH 22/32] x86/fred: FRED initialization code Xin Li
2022-12-20 9:45 ` Peter Zijlstra
2022-12-20 9:55 ` Andrew Cooper
2022-12-20 10:02 ` Peter Zijlstra
2022-12-21 5:28 ` Li, Xin3
2022-12-21 5:44 ` H. Peter Anvin
2022-12-22 13:09 ` Peter Zijlstra
2022-12-23 19:30 ` H. Peter Anvin
2022-12-23 19:37 ` H. Peter Anvin
2022-12-20 6:36 ` [RFC PATCH 23/32] x86/fred: update MSR_IA32_FRED_RSP0 during task switch Xin Li
2022-12-20 9:48 ` Peter Zijlstra
2022-12-20 18:47 ` Li, Xin3
2022-12-23 19:42 ` H. Peter Anvin
2022-12-24 3:02 ` Li, Xin3
2022-12-20 6:36 ` [RFC PATCH 24/32] x86/fred: let ret_from_fork() jmp to fred_exit_user when FRED is enabled Xin Li
2022-12-20 6:36 ` [RFC PATCH 25/32] x86/fred: disallow the swapgs instruction " Xin Li
2022-12-20 6:36 ` [RFC PATCH 26/32] x86/fred: no ESPFIX needed " Xin Li
2022-12-20 6:36 ` [RFC PATCH 27/32] x86/fred: allow single-step trap and NMI when starting a new thread Xin Li
2022-12-20 6:36 ` [RFC PATCH 28/32] x86/fred: fixup fault on ERETU by jumping to fred_entrypoint_user Xin Li
2022-12-20 6:36 ` [RFC PATCH 29/32] x86/ia32: do not modify the DPL bits for a null selector Xin Li
2022-12-20 6:36 ` [RFC PATCH 30/32] x86/fred: allow FRED systems to use interrupt vectors 0x10-0x1f Xin Li
2022-12-20 6:36 ` [RFC PATCH 31/32] x86/fred: allow dynamic stack frame size Xin Li
2022-12-20 6:36 ` [RFC PATCH 32/32] x86/fred: disable FRED by default in its early stage Xin Li
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