Add test case for ACPI5.0 extension support for EINJ

This test includes regular EINJ error injection test and
Vendor Extension Specific Error Injection test with ACPI5.0 enabled BIOS.

Signed-off-by: Shaoyong Wang <shaoyongx.wang@intel.com>
Signed-off-by: Chen Gong <gong.chen@linux.intel.com>

3 files changed, 208 insertions, 0 deletions

diff --git a/cases/function/einj-ext/einj-ext.sh b/cases/function/einj-ext/einj-ext.sh
new file mode 100755
index 0000000..9eab018
--- /dev/null
+++ b/cases/function/einj-ext/einj-ext.sh
@@ -0,0 +1,174 @@
+#!/bin/bash
+
+# Copyright (C) 2012, Intel Corp.
+# This file is released under the GPLv2.
+
+cat <<-EOF
+###########################################################################
+###   Section 1: Regular error injection with Correctable Memory Error  ###
+###   Section 2: Vendor Extension Specific Error Injection              ###
+###########################################################################
+
+EOF
+
+export ROOT=`(cd ../../../; pwd)`
+
+. $ROOT/lib/functions.sh
+setup_path
+. $ROOT/lib/mce.sh
+
+
+APEI_IF=""
+GHES_REC="Hardware error from APEI Generic Hardware Error Source"
+LOG_DIR=$ROOT/cases/function/einj-ext/log
+LOG=$LOG_DIR/$(date +%Y-%m-%d.%H.%M.%S)-`uname -r`.log
+
+mkdir -p $LOG_DIR
+echo 0 > $TMP_DIR/error.$$
+
+check_support()
+{
+	check_debugfs
+	#if einj is a module, it is ensured to have been loaded
+	modinfo einj &> /dev/null
+	if [ $? -eq 0 ]; then
+		modprobe einj
+		[ $? -eq 0 ] ||
+			die "module einj isn't supported or EINJ Table doesn't exist?"
+	fi
+	#APEI_IF should be defined after debugfs is mounted
+	APEI_IF=`cat /proc/mounts | grep debugfs | cut -d ' ' -f2 | head -1`/apei/einj
+	[ -d $APEI_IF ] ||
+		die "einj isn't supported in the kernel or EINJ Table doesn't exist."
+
+	[ -f $APEI_IF/vendor ] ||
+		die "Does ACPI5.0 is enabled? Please check your BIOS settings!"
+}
+
+check_err_type()
+{
+	local type=`printf 0x%08x $1`
+
+	cat $APEI_IF/available_error_type 2>/dev/null | cut -f1 | grep -q $type
+	[ $? -eq 0 ] ||
+	{
+		echo "The error type \"$type\" is not supported on this platform" |tee -a $LOG
+		return 1
+	}
+}
+
+# On some machines the trigger will happen after 15 ~ 20 seconds, so
+# when no proper log is read out, just execute wait-retry loop until
+# timeout.
+check_result()
+{
+	local timeout=25
+	local sleep=5
+	local time=0
+
+	echo -e "Current OS/kernel version as follows:\n" >> $LOG
+	uname -a >> $LOG
+	cat /etc/issue >> $LOG
+	echo -e "\ndmesg information as follows:\n" >> $LOG
+	dmesg  -c &>> $LOG
+	echo -e "\nmcelog information as follows:\n" >> $LOG
+	mcelog &>> $LOG
+	while [ $time -lt $timeout ]
+	do
+		grep -q "$GHES_REC" $LOG
+		[ $? -eq 0 ] && return 0
+		time=`expr $time + $sleep`
+	done
+	return 1
+}
+
+einj_inj()
+{
+	echo -e "====== Section 1: Regular EINJ Injection with Memory Correctable Error =====\n" |tee -a $LOG
+
+	dmesg -c > /dev/null
+	#inject error type
+	local type=0x8
+	check_err_type $type
+	[ $? -ne 0 ] && return 1
+	mcelog &> /dev/null
+	echo $type > $APEI_IF/error_type
+	killall simple_process > /dev/null 2>&1
+	#killall simple_process &> /dev/null
+	simple_process > /dev/null &
+
+	page-types -p `pidof simple_process` -LN -b ano > $TMP_DIR/pagelist.$$
+
+	ADDR=`awk '$2 != "offset" {print "0x"$2"000"}' $TMP_DIR/pagelist.$$ | sed -n -e '1p'`
+	if [ -f $APEI_IF/param1 ]
+	then
+		echo $ADDR > $APEI_IF/param1
+		echo 0xfffffffffffff000 > $APEI_IF/param2
+	fi
+
+	echo "1" > $APEI_IF/error_inject
+	[ $? -ne 0 ] &&
+	{
+		cat <<-EOF
+
+		***************************************************************************
+		Error injection fails. It is possible to happen on bogus BIOS. For example,
+		some iomem region can't be acquired when requesting some resources.
+		For detail log information please refer to the following file:
+		$LOG
+		***************************************************************************
+
+		EOF
+	} && echo 1 > $TMP_DIR/error.$$
+	sleep 1
+
+	check_result
+	if [ $? -eq 0 ]
+	then
+		echo -e "\nEINJ Injection: GHES record is OK" |tee -a $LOG
+		echo 0 >> $TMP_DIR/error.$$
+		return
+	else
+		echo -e "\nEINJ Injection: GHES record is not expected" |tee -a $LOG
+		echo 1 > $TMP_DIR/error.$$
+		return 1
+	fi
+}
+
+vendor_inj()
+{
+	echo -e "\n====== Section 2: Vendor Extension Specific Error Injection ==============\n" |tee -a $LOG
+	echo -e "Vendor Information as follows:\n" >> $LOG
+	cat $APEI_IF/vendor >> $LOG
+	if [ $? -ne 0 ]
+	then
+		cat <<-EOF
+
+		Your platform supports ACPI5.0 extension for EINJ but your BIOS
+		is bogus so that EINJ test fails. Please refer to output
+		information above. For detail information please see following file:
+		$LOG
+
+		EOF
+	else
+		echo "Vendor Extension: Vendor information check is OK" |tee -a $LOG
+	fi
+	echo -e "\nThis test is not available by now. Just skip it.\n" |tee -a $LOG
+}
+
+main()
+{
+	check_support
+	einj_inj
+	vendor_inj
+	grep -q "1" $TMP_DIR/error.$$
+	if [ $? -eq 0 ]
+	then
+		echo -e "\nTest FAILED\n"
+		exit 1
+	else
+		echo -e "\nTest PASSED\n"
+		exit 0
+	fi
+}
+main
diff --git a/cases/function/einj-ext/runtest.sh b/cases/function/einj-ext/runtest.sh
new file mode 100755
index 0000000..c9b0bec
--- /dev/null
+++ b/cases/function/einj-ext/runtest.sh
@@ -0,0 +1,33 @@
+#!/bin/bash
+
+cat <<-EOF
+
+***************************************************************************
+Pay attention:
+
+This is a functional test for ACPI5.0 extension support for EINJ, including
+regular EINJ error injection test and Vendor Extension Specific Error
+Injection test with ACPI5.0 enabled BIOS.
+***************************************************************************
+
+EOF
+
+TMP="../../../work"
+export TMP_DIR=${TMP_DIR:-$TMP}
+
+echo 0 > $TMP_DIR/error.$$
+
+pushd `dirname $0` > /dev/null
+./einj-ext.sh
+[ $? -eq 0 ] || echo 1 > $TMP_DIR/error.$$
+popd > /dev/null
+
+grep -q "1" $TMP_DIR/error.$$
+if [ $? -eq 0 ]
+then
+	exit 1
+else
+	exit 0
+fi
+
+
diff --git a/groups/function b/groups/function
index f9ebf26..45ffd4e 100644
--- a/groups/function
+++ b/groups/function
@@ -1,4 +1,5 @@
 APEI-INJ cases/function/apei-inj/runtest.sh on
+EINJ-EXT cases/function/einj-ext/runtest.sh off
 ERST-INJ cases/function/erst-inject/runtest.sh on
 #PFA test depends on correct BIOS/mcelog setting
 PFA cases/function/pfa/runtest.sh on