From 54fb386c8845f5f2385e0f910c12fc4febdeef38 Mon Sep 17 00:00:00 2001
From: Marios Pomonis <pomonis@google.com>
Date: Mon, 5 May 2025 02:51:27 -0700
Subject: executor/kvm: add SYZOS support for CPUID

This commit adds support for CPUID instructions on AMD64. It also adds a
relevant test.
---
 sys/linux/dev_kvm_amd64.txt | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'sys/linux/dev_kvm_amd64.txt')

diff --git a/sys/linux/dev_kvm_amd64.txt b/sys/linux/dev_kvm_amd64.txt
index 0350f548d..65ae5cd2b 100644
--- a/sys/linux/dev_kvm_amd64.txt
+++ b/sys/linux/dev_kvm_amd64.txt
@@ -43,9 +43,15 @@ type syzos_api$x86[NUM, PAYLOAD] {
 	payload	PAYLOAD
 }
 
+syzos_api_cpuid {
+	eax	int32
+	ecx	int32
+}
+
 syzos_api_call$x86 [
 	uexit	syzos_api$x86[0, intptr]
 	code	syzos_api$x86[1, syzos_api_code$x86]
+	cpuid	syzos_api$x86[2, syzos_api_cpuid]
 ] [varlen]
 
 kvm_text_x86 [
-- 
cgit mrf-deployment