From 382444a2f902e78ea4f6d66272f4fa71d67bfec5 Mon Sep 17 00:00:00 2001
From: Toomas Soome <tsoome@me.com>
Date: Wed, 17 Aug 2016 15:11:12 +0300
Subject: [PATCH] 8441 uts: apic_probe_common() should check for BIOS Reviewed
 by: Yuri Pankov <yuripv@gmx.com> Reviewed by: Robert Mustachci
 <rm@joyent.com> Approved by: Dan McDonald <danmcd@joyent.com>

---
 usr/src/uts/i86pc/io/mp_platform_common.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/usr/src/uts/i86pc/io/mp_platform_common.c b/usr/src/uts/i86pc/io/mp_platform_common.c
index fc46dcfee1..d2462a4b02 100644
--- a/usr/src/uts/i86pc/io/mp_platform_common.c
+++ b/usr/src/uts/i86pc/io/mp_platform_common.c
@@ -358,6 +358,10 @@ apic_probe_common(char *modname)
 
 	retval = acpi_probe(modname);
 
+	/* in UEFI system, there is no BIOS data */
+	if (ddi_prop_exists(DDI_DEV_T_ANY, ddi_root_node(), 0, "efi-systab"))
+		goto apic_ret;
+
 	/*
 	 * mapin the bios data area 40:0
 	 * 40:13h - two-byte location reports the base memory size
-- 
2.11.4.GIT