1 files changed, 244 insertions, 0 deletions
diff --git a/script/vendor/download b/script/vendor/download
new file mode 100755
index 00000000..e8c7e5a4
--- /dev/null
+++ b/script/vendor/download
@@ -0,0 +1,244 @@
+#!/usr/bin/env sh
+# SPDX-License-Identifier: GPL-3.0-only
+# SPDX-FileCopyrightText: 2022 Caleb La Grange <thonkpeasant@protonmail.com>
+# SPDX-FileCopyrightText: 2022 Ferass El Hafidi <vitali64pmemail@protonmail.com>
+# SPDX-FileCopyrightText: 2023 Leah Rowe <leah@libreboot.org>
+
+. "include/err.sh"
+. "include/option.sh"
+. "include/mrc.sh"
+
+export PATH="${PATH}:/sbin"
+
+_ua="Mozilla/5.0 (Windows NT 10.0; rv:91.0) Gecko/20100101 Firefox/91.0"
+_7ztest="a"
+
+e6400_unpack="${PWD}/src/bios_extract/dell_inspiron_1100_unpacker.py"
+kbc1126_ec_dump="${PWD}/${cbdir}/util/kbc1126/kbc1126_ec_dump"
+me7updateparser="${PWD}/util/me7_update_parser/me7_update_parser.py"
+mecleaner="${PWD}/${cbdir}/util/me_cleaner/me_cleaner.py"
+pfs_extract="${PWD}/src/biosutilities/Dell_PFS_Extract.py"
+uefiextract="${PWD}/src/uefitool/uefiextract"
+
+eval "$(setvars "" _b _dl EC_url EC_url_bkup EC_hash DL_hash DL_url DL_url_bkup \
+    E6400_VGA_DL_hash E6400_VGA_DL_url E6400_VGA_DL_url_bkup E6400_VGA_offset \
+    E6400_VGA_romname SCH5545EC_DL_url SCH5545EC_DL_url_bkup SCH5545EC_DL_hash)"
+
+main()
+{
+	[ $# -gt 0 ] || err "No argument given"
+	board="${1}"
+	boarddir="${cbcfgsdir}/${board}"
+	_b="${board%%_*mb}" # shorthand (avoid duplicating config per rom size)
+
+	check_defconfig "${boarddir}" || exit 0
+	detect_firmware && exit 0
+	scan_config "${_b}" "config/vendor" "err"
+
+	build_dependencies
+	download_vendorfiles
+}
+
+detect_firmware()
+{
+	set -- "${boarddir}/config/"*
+	. "${1}" 2>/dev/null
+
+	for c in CONFIG_HAVE_MRC CONFIG_HAVE_ME_BIN CONFIG_KBC1126_FIRMWARE \
+	    CONFIG_VGA_BIOS_FILE CONFIG_INCLUDE_SMSC_SCH5545_EC_FW; do
+		eval "[ -z \"\${${c}}\" ] || return 1"
+	done
+	printf "Vendor files not needed for: %s\n" "${board}" 1>&2
+}
+
+build_dependencies()
+{
+	[ -d ${cbdir} ] || \
+		x_ ./update trees -f coreboot ${cbdir##*/}
+	for d in uefitool biosutilities bios_extract; do
+		[ -d "src/${d}" ] && continue
+		x_ ./update trees -f "${d}"
+	done
+	[ -f "${uefiextract}" ] || \
+		x_ ./update trees -b uefitool
+	[ -f "${kbc1126_ec_dump}" ] || \
+		x_ make -C "${cbdir}/util/kbc1126"
+	[ -f "${cbfstool}" ] && [ -f "${ifdtool}" ] && return 0
+	x_ ./update trees -b coreboot utils default
+}
+
+download_vendorfiles()
+{
+	[ -z "${CONFIG_HAVE_ME_BIN}" ] || \
+		fetch "intel_me" "${DL_url}" "${DL_url_bkup}" "${DL_hash}" \
+		    "${CONFIG_ME_BIN_PATH}"
+	[ -z "${CONFIG_INCLUDE_SMSC_SCH5545_EC_FW}" ] || \
+		fetch "sch5545ec" "${SCH5545EC_DL_url}" \
+		    "${SCH5545EC_DL_url_bkup}" "${SCH5545EC_DL_hash}" \
+		    "${CONFIG_SMSC_SCH5545_EC_FW_FILE}"
+	[ -z "${CONFIG_KBC1126_FIRMWARE}" ] || \
+		fetch "kbc1126ec" "${EC_url}" "${EC_url_bkup}" "${EC_hash}" \
+		    "${CONFIG_KBC1126_FW1}"
+	[ -z "${CONFIG_VGA_BIOS_FILE}" ] || \
+		fetch "e6400vga" "${E6400_VGA_DL_url}" \
+		    "${E6400_VGA_DL_url_bkup}" "${E6400_VGA_DL_hash}" \
+		    "${CONFIG_VGA_BIOS_FILE}"
+	[ -z "${CONFIG_HAVE_MRC}" ] && return 0
+	fetch "mrc" "$MRC_url" "$MRC_url_bkup" "$MRC_hash" "$CONFIG_MRC_FILE"
+}
+
+fetch()
+{
+	dl_type="${1}"
+	dl="${2}"
+	dl_bkup="${3}"
+	dlsum="${4}"
+	[ "${5# }" = "${5}" ] || err "fetch: space not allowed in _dest: '${5}'"
+	[ "${5#/}" = "${5}" ] || err "fetch: absolute path not allowed: '${5}'"
+	_dest="${5##*../}"
+	_dl="${vendir}/cache/${dlsum}"
+
+	x_ mkdir -p "${_dl%/*}"
+
+	dl_fail="y"
+	vendor_checksum "${dlsum}" "${_dl}" && dl_fail="n"
+	for url in "${dl}" "${dl_bkup}"; do
+		[ "${dl_fail}" = "n" ] && break
+		[ -z "${url}" ] && continue
+		x_ rm -f "${_dl}"
+		curl --location --retry 3 -A "${_ua}" "${url}" -o "${_dl}" || \
+		    wget --tries 3 -U "${_ua}" "${url}" -O "${_dl}" || \
+		    continue
+		vendor_checksum "${dlsum}" "${_dl}" && dl_fail="n"
+	done
+	[ "${dl_fail}" = "y" ] && \
+		err "fetch ${dlsum}: matched file unavailable"
+
+	x_ rm -Rf "${_dl}_extracted"
+	mkdirs "${_dest}" "extract_${dl_type}" || return 0
+	eval "extract_${dl_type}"
+
+	[ -f "${_dest}" ] && return 0
+	err "extract_${dl_type} (fetch): missing file: '${_dest}'"
+}
+
+vendor_checksum()
+{
+	[ "$(sha512sum ${2} | awk '{print $1}')" != "${1}" ] || return 0 
+	printf "Bad checksum for file: %s\n" "${2}" 1>&2
+	rm -f "${2}" || :
+	return 1
+}
+
+mkdirs()
+{
+	[ -f "${1}" ] && \
+		printf "mkdirs ${1} ${2}: already downloaded\n" 1>&2 && return 1
+	x_ mkdir -p "${1%/*}"
+	x_ rm -Rf "${appdir}"
+	x_ mkdir -p "${appdir}/"
+	extract_archive "${_dl}" "${appdir}" || \
+	    [ "${2}" = "extract_e6400vga" ] || err "mkdirs ${1} ${2}: !extract"
+}
+
+extract_intel_me()
+{
+	_me="${PWD}/${_dest}" # must always be an absolute path
+	cdir="${PWD}/${appdir}" # must always be an absolute path
+	[ $# -gt 0 ] && _me="${1}"
+	[ $# -gt 0 ] && cdir="${2}"
+	[ -f "${_me}" ] && return 0
+
+	sdir="$(mktemp -d)"
+	mkdir -p "${sdir}" || err "extract_intel_me: !mkdir -p \"${sdir}\""
+	(
+	cd "${cdir}" || err "extract_intel_me: !cd \"${cdir}\""
+	for i in *; do
+		[ -f "${_me}" ] && break
+		[ -L "${i}" ] && continue
+		if [ -f "${i}" ]; then
+			"${mecleaner}" -r -t -O "${sdir}/vendorfile" \
+			    -M "${_me}" "${i}" && break
+			"${mecleaner}" -r -t -O "${_me}" "${i}" && break
+			"${me7updateparser}" -O "${_me}" "${i}" && break
+			_7ztest="${_7ztest}a"
+			extract_archive "${i}" "${_7ztest}" || continue
+			extract_intel_me "${_me}" "${cdir}/${_7ztest}"
+		elif [ -d "$i" ]; then
+			extract_intel_me "${_me}" "${cdir}/${i}"
+		else
+			continue
+		fi
+		cdir="${1}"
+		cd "${cdir}"
+	done
+	)
+	rm -Rf "${sdir}" || err "extract_intel_me: !rm -Rf ${sdir}"
+}
+
+extract_archive()
+{
+	innoextract "${1}" -d "${2}" || python "${pfs_extract}" "${1}" -e || \
+	    7z x "${1}" -o"${2}" || unar "${1}" -o "${2}" || \
+	    unzip "${1}" -d "${2}" || return 1
+}
+
+extract_kbc1126ec()
+{
+	(
+	x_ cd "${appdir}/"
+	mv Rompaq/68*.BIN ec.bin || :
+	if [ ! -f ec.bin ]; then
+		unar -D ROM.CAB Rom.bin || unar -D Rom.CAB Rom.bin || \
+		    x_ unar -D 68*.CAB Rom.bin
+		x_ mv Rom.bin ec.bin
+	fi
+	[ -f ec.bin ] || err "extract_kbc1126_ec ${board}: can't extract"
+	"${kbc1126_ec_dump}" ec.bin || \
+	    err "extract_kbc1126_ec ${board}: can't extract ecfw1/2.bin"
+	)
+	ec_ex="y"
+	for i in 1 2; do
+		[ -f "${appdir}/ec.bin.fw${i}" ] || ec_ex="n"
+	done
+	[ "${ec_ex}" = "y" ] || \
+	    err "extract_kbc1126_ec ${board}: didn't extract ecfw1/2.bin"
+	x_ cp "${appdir}/"ec.bin.fw* "${_dest%/*}/"
+}
+
+extract_e6400vga()
+{
+	[ "${E6400_VGA_offset}" = "" ] && \
+		err "extract_e6400vga: E6400 VGA offset not defined"
+	[ "${E6400_VGA_romname}" = "" ] && \
+		err "extract_e6400vga: E6400 VGA ROM name not defined"
+	tail -c +${E6400_VGA_offset} "${_dl}" | \
+	    gunzip >"${appdir}/bios.bin" || :
+	(
+	x_ cd "${appdir}"
+	[ -f "bios.bin" ] || err "extract_e6400vga: can't extract bios.bin"
+	"${e6400_unpack}" bios.bin || printf "TODO: fix dell extract util\n"
+	[ -f "${E6400_VGA_romname}" ] || \
+		err "extract_e6400vga: can't extract vga rom from bios.bin"
+	)
+	x_ cp "${appdir}/${E6400_VGA_romname}" "${_dest}"
+}
+
+extract_sch5545ec()
+{
+	# full system ROM (UEFI), to extract with UEFIExtract:
+	_bios="${_dl}_extracted/Firmware"
+	_bios="${_bios}/1 ${dlsum} -- 1 System BIOS vA.28.bin"
+	# this is the SCH5545 firmware, inside of the extracted UEFI ROM:
+	_sch5545ec_fw="${_bios}.dump/4 7A9354D9-0468-444A-81CE-0BF617D890DF"
+	_sch5545ec_fw="${_sch5545ec_fw}/54 D386BEB8-4B54-4E69-94F5-06091F67E0D3"
+	_sch5545ec_fw="${_sch5545ec_fw}/0 Raw section/body.bin" # <-- this!
+
+	# this makes the file defined by _sch5545ec_fw available to copy
+	"${uefiextract}" "${_bios}" || \
+	    err "extract_sch5545ec: cannot extract from uefi image"
+	cp "${_sch5545ec_fw}" "${_dest}" || \
+	    err "extract_sch5545ec: cannot copy sch5545ec firmware file"
+}
+
+main $@