slackbuilds_ponce/system/memtest86+/20_memtest86+
Kyle Guinn edcf9c5771
system/memtest86+: Add GRUB autodetection script
Signed-off-by: Kyle Guinn <elyk03@gmail.com>

Signed-off-by: Willy Sudiarto Raharjo <willysr@slackbuilds.org>
2022-12-17 09:14:02 +07:00

82 lines
2.8 KiB
Bash

#!/bin/sh
set -e
prefix="/usr"
exec_prefix="/usr"
datarootdir="/usr/share"
. "$pkgdatadir/grub-mkconfig_lib"
CLASS="--class memtest86 --class gnu --class tool"
prepare_boot_cache="$(prepare_grub_to_access_device ${GRUB_DEVICE_BOOT} | grub_add_tab)"
memtest_entry ()
{
image="$1"
args="$2"
rel_image="$(make_system_path_relative_to_its_root ${image})"
# Apply some heuristics to show some images only on particular platforms.
basename="$(basename ${image})"
ftype="$(file ${image} | cut -d: -f2)"
if echo "${basename}" | grep -q ".elf\$" || echo "${ftype}" | grep -q "ELF"; then
protocol="knetbsd"
platform="pc"
#platform="" # Uncomment to show on EFI platforms; see below.
elif echo "${basename}" | grep -q ".efi\$" || echo "${ftype}" | grep -q "EFI"; then
protocol="chainloader"
platform="efi"
else # .bin, DOS/MBR boot sector
protocol="linux16"
platform="pc"
#platform="" # Uncomment to show on EFI platforms; see below.
fi
# All images listed above should boot on EFI platforms, but many (those
# marked with platform="pc") will likely run without graphics and appear to
# the casual user to not work, so are hidden by default. (Some versions
# beep at startup, verifying it booted, but the display will be blank.)
# Serial consoles may still be useful.
#
# Uncomment this to un-hide all images on EFI platforms, or selectively edit
# the platform lines above to un-hide particular images.
#if [ "$platform" = "pc" ]; then
# platform=""
#fi
if echo "${ftype}" | grep -q "Linux"; then # Linux kernel x86 boot executable
# .efi or .bin images may also present themselves as a Linux kernel image.
# When booted using the "linux" protocol, these images can be used on
# either "pc" or "efi" platform, and on EFI platforms they may have better
# or native resolution graphics.
protocol="linux"
#platform="" # Uncomment to discard platform constraint chosen above.
fi
# TODO: Detect multiboot images, use protocol="multiboot"
# Emit the menuentry.
platform_indent=""
if [ -n "${platform}" ]; then
echo "if [ x\$grub_platform = x${platform} ]; then"
platform_indent="${grub_tab}"
fi
echo "${platform_indent}menuentry \"Memory Tester (${basename})\" ${CLASS} {"
if [ "${protocol}" = "linux" -o "${protocol}" = "knetbsd" ]; then
echo "${platform_indent}${grub_tab}load_video"
fi
printf '%s\n' "${prepare_boot_cache}" | sed "s/^/${platform_indent}/"
echo "${platform_indent}${grub_tab}${protocol} ${rel_image} ${args}"
echo "${platform_indent}}"
if [ -n "${platform}" ]; then
echo "fi"
fi
}
for image in $(find /boot -maxdepth 1 -type f -regex '/boot/memtest86\+.*' | sort -Vr); do
if is_path_readable_by_grub "${image}" ; then
gettext_printf "Found memtest86 image: %s\n" "${image}" >&2
memtest_entry "${image}" "${GRUB_CMDLINE_MEMTEST86}"
fi
done