From: jsg <jsg@openbsd.org>
Date: Wed, 28 Feb 2024 00:53:16 +0000 (+0000)
Subject: identify MTE; ok kettenis@
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=6af712bfd6e0c7b6a027768f7ed1b5606dfce4c7;p=openbsd

identify MTE; ok kettenis@
---

diff --git a/sys/arch/arm64/arm64/cpu.c b/sys/arch/arm64/arm64/cpu.c
index 5e8f48ab75d..bf5b41a635b 100644
--- a/sys/arch/arm64/arm64/cpu.c
+++ b/sys/arch/arm64/arm64/cpu.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: cpu.c,v 1.105 2024/02/23 21:52:12 kettenis Exp $	*/
+/*	$OpenBSD: cpu.c,v 1.106 2024/02/28 00:53:16 jsg Exp $	*/
 
 /*
  * Copyright (c) 2016 Dale Rahn <drahn@dalerahn.com>
@@ -766,7 +766,7 @@ cpu_identify(struct cpu_info *ci)
 	}
 
 	/*
-	 * ID_AA64PFR0
+	 * ID_AA64PFR1
 	 */
 	id = READ_SPECIALREG(id_aa64pfr1_el1);
 
@@ -782,6 +782,11 @@ cpu_identify(struct cpu_info *ci)
 	if (ID_AA64PFR1_SBSS(id) >= ID_AA64PFR1_SBSS_PSTATE_MSR)
 		printf("+MSR");
 
+	if (ID_AA64PFR1_MTE(id) >= ID_AA64PFR1_MTE_IMPL) {
+		printf("%sMTE", sep);
+		sep = ",";
+	}
+
 #ifdef CPU_DEBUG
 	id = READ_SPECIALREG(id_aa64afr0_el1);
 	printf("\nID_AA64AFR0_EL1: 0x%016llx", id);