githubmirror/ndctl

test/common
170 строк3 KB
Alison Schofield
test/cxl-topology.sh: test switch port target enumeration
27 фев 2026, 22:15
27 фев 2026, 22:15d80e7df
# SPDX-License-Identifier: GPL-2.0
# Copyright (C) 2018, FUJITSU LIMITED. All rights reserved.

# err
# $1: line number which error detected
# $2: cleanup function (optional)
#

test_basename=$(basename "$0")

err()
{
	echo test/"$test_basename": failed at line "$1"
	[ -n "$2" ] && "$2"
	exit "$rc"
}

# Global variables

# NDCTL
if [ -z "$NDCTL" ]; then
	if [ -f "../ndctl/ndctl" ] && [ -x "../ndctl/ndctl" ]; then
		export NDCTL=../ndctl/ndctl
	elif [ -f "./ndctl/ndctl" ] && [ -x "./ndctl/ndctl" ]; then
		export NDCTL=./ndctl/ndctl
	else
		echo "Couldn't find an ndctl binary"
		exit 1
	fi
fi

# DAXCTL
if [ -z "$DAXCTL" ]; then
	if [ -f "../daxctl/daxctl" ] && [ -x "../daxctl/daxctl" ]; then
		export DAXCTL=../daxctl/daxctl
	elif [ -f "./daxctl/daxctl" ] && [ -x "./daxctl/daxctl" ]; then
		export DAXCTL=./daxctl/daxctl
	else
		echo "Couldn't find an daxctl binary"
		exit 1
	fi
fi

# CXL
if [ -z "$CXL" ]; then
	if [ -f "../cxl/cxl" ] && [ -x "../cxl/cxl" ]; then
		export CXL=../cxl/cxl
	elif [ -f "./cxl/cxl" ] && [ -x "./cxl/cxl" ]; then
		export CXL=./cxl/cxl
	else
		echo "Couldn't find a cxl binary"
		exit 1
	fi
fi

if [ -z "$TEST_PATH" ]; then
	export TEST_PATH=.
fi

# NFIT_TEST_BUS[01]
#
NFIT_TEST_BUS0="nfit_test.0"
NFIT_TEST_BUS1="nfit_test.1"
CXL_TEST_BUS="cxl_test"
ACPI_BUS="ACPI.NFIT"
E820_BUS="e820"

# Functions

reset()
{
	$NDCTL disable-region -b $NFIT_TEST_BUS0 all
	$NDCTL init-labels -f -b $NFIT_TEST_BUS0 all
	$NDCTL enable-region -b $NFIT_TEST_BUS0 all
}

resetV()
{
	$NDCTL disable-region -b $NFIT_TEST_BUS0 all
	$NDCTL init-labels -f -V 1.2 -b $NFIT_TEST_BUS0 all
	$NDCTL enable-region -b $NFIT_TEST_BUS0 all
}

reset1()
{
	$NDCTL disable-region -b $NFIT_TEST_BUS1 all
	$NDCTL init-labels -f -b $NFIT_TEST_BUS1 all
	$NDCTL enable-region -b $NFIT_TEST_BUS1 all
}


# check_min_kver
# $1: Supported kernel version. format: X.Y
#
check_min_kver()
{
	local ver="$1"
	: "${KVER:=$(uname -r)}"

	[ -n "$ver" ] || return 1
	[[ "$ver" == "$(echo -e "$ver\n$KVER" | sort -V | head -1)" ]]
}

# check_eq_kver
# $1: Kernel version to match. format: X.Y
#
check_eq_kver()
{
        local ver="$1"
        : "${KVER:=$(uname -r)}"

        [ -n "$ver" ] || return 1
        [[ "$KVER" == "$ver"* ]]
}

# do_skip
# $1: Skip message
#
do_skip()
{
	echo kernel "$(uname -r)": "$1"
	exit 77
}

# check_prereq
# $1: command to check
#
check_prereq()
{
	if ! command -v "$1" >/dev/null; then
		do_skip "missing $1, skipping..."
	fi
}

# _cleanup
#
_cleanup()
{
	$NDCTL disable-region -b $NFIT_TEST_BUS0 all
	$NDCTL disable-region -b $NFIT_TEST_BUS1 all
	modprobe -r nfit_test
}

_cxl_cleanup()
{
	$NDCTL disable-region -b $CXL_TEST_BUS all
	modprobe -r cxl_test
}

# json2var
# stdin: json
#
json2var()
{
	sed -e "s/[{}\",]//g; s/\[//g; s/\]//g; s/:/=/g"
}

# check_dmesg
# $1: line number where this is called
check_dmesg()
{
	# validate no WARN or lockdep report during the run
	sleep 1
	log=$(journalctl -r -k --since "-$((SECONDS+1))s")
	grep -q "Call Trace" <<< "$log" && err "$1"
	true
}

# CXL COMMON
CXL_TEST_QOS_CLASS=42