linux-kernel - [tip: x86/misc] tools/x86/kcpuid: Add AMD Secure Encryption leaf

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Message-ID: <161581359465.398.1247628750440397555.tip-bot2@tip-bot2>
Date:   Mon, 15 Mar 2021 13:06:34 -0000
From:   "tip-bot2 for Borislav Petkov" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Borislav Petkov <bp@...e.de>, Feng Tang <feng.tang@...el.com>,
        x86@...nel.org, linux-kernel@...r.kernel.org
Subject: [tip: x86/misc] tools/x86/kcpuid: Add AMD Secure Encryption leaf

The following commit has been merged into the x86/misc branch of tip:

Commit-ID:     2d4177c01b4e7496c7d47b31865f8c85bffb3604
Gitweb:        https://git.kernel.org/tip/2d4177c01b4e7496c7d47b31865f8c85bffb3604
Author:        Borislav Petkov <bp@...e.de>
AuthorDate:    Sat, 13 Mar 2021 14:56:16 +01:00
Committer:     Borislav Petkov <bp@...e.de>
CommitterDate: Mon, 15 Mar 2021 14:01:25 +01:00

tools/x86/kcpuid: Add AMD Secure Encryption leaf

Add the 0x8000001f leaf's fields.

Signed-off-by: Borislav Petkov <bp@...e.de>
Acked-by: Feng Tang <feng.tang@...el.com>
Link: https://lkml.kernel.org/r/20210313140118.17010-1-bp@alien8.de
---
 tools/arch/x86/kcpuid/cpuid.csv | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/tools/arch/x86/kcpuid/cpuid.csv b/tools/arch/x86/kcpuid/cpuid.csv
index f4a5b85..dd94c07 100644
--- a/tools/arch/x86/kcpuid/cpuid.csv
+++ b/tools/arch/x86/kcpuid/cpuid.csv
@@ -378,3 +378,13 @@
 0x80000008,    0,  EAX,    7:0, phy_adr_bits, Physical Address Bits
 0x80000008,    0,  EAX,   15:8, lnr_adr_bits, Linear Address Bits
 0x80000007,    0,  EBX,      9, wbnoinvd, WBNOINVD
+
+# 8000001F: AMD Secure Encryption
+0x8000001F,	0, EAX, 0, sme,	Secure Memory Encryption
+0x8000001F,	0, EAX, 1, sev,	Secure Encrypted Virtualization
+0x8000001F,	0, EAX, 2, vmpgflush, VM Page Flush MSR
+0x8000001F,	0, EAX, 3, seves, SEV Encrypted State
+0x8000001F,	0, EBX, 5:0, c-bit, Page table bit number used to enable memory encryption
+0x8000001F,	0, EBX, 11:6, mem_encrypt_physaddr_width, Reduction of physical address space in bits with SME enabled
+0x8000001F,	0, ECX, 31:0, num_encrypted_guests, Maximum ASID value that may be used for an SEV-enabled guest
+0x8000001F,	0, EDX, 31:0, minimum_sev_asid, Minimum ASID value that must be used for an SEV-enabled, SEV-ES-disabled guest