summaryrefslogtreecommitdiff
path: root/resources/scripts/blobs/inject
blob: 511ac7fca7f16805156a0862a55e94501ef400e6 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
#!/usr/bin/env sh

# SPDX-FileCopyrightText: 2022 Caleb La Grange <thonkpeasant@protonmail.com>
# SPDX-FileCopyrightText: 2022 Ferass El Hafidi <vitali64pmemail@protonmail.com>
# SPDX-FileCopyrightText: 2023 Leah Rowe <info@minifree.org>
# SPDX-License-Identifier: GPL-3.0-only

archive=""
_filetype=""
rom=""
board=""
modifygbe=""
new_mac=""
release=""
releasearchive=""

cbdir="coreboot/default"
cbcfgsdir="resources/coreboot"
ifdtool="${cbdir}/util/ifdtool/ifdtool"
cbfstool="${cbdir}/util/cbfstool/cbfstool"
nvmutil="util/nvmutil/nvm"
boarddir=""
pciromsdir="pciroms"

CONFIG_HAVE_MRC=""
CONFIG_HAVE_ME_BIN=""
CONFIG_ME_BIN_PATH=""
CONFIG_KBC1126_FIRMWARE=""
CONFIG_KBC1126_FW1=""
CONFIG_KBC1126_FW1_OFFSET=""
CONFIG_KBC1126_FW2=""
CONFIG_KBC1126_FW2_OFFSET=""
CONFIG_VGA_BIOS_FILE=""
CONFIG_VGA_BIOS_ID=""
CONFIG_GBE_BIN_PATH=""

main()
{
	if [ $# -lt 1 ]; then
		fail "No options specified."
	elif [ "${1}" = "listboards" ]; then
		listboards
		exit 0
	fi

	archive="${1}"

	while getopts r:b:m: option
	do
	    case "${option}"
		in
		r)rom=${OPTARG};;
		b)board=${OPTARG};;
		m)
			modifygbe=true
			new_mac=${OPTARG}
			;;
	    esac
	done

	check_board
	build_dependencies
	inject_blobs
}

check_board()
{
	if ! check_release ${archive} ; then
		if [ ! -f "${rom}" ]; then
			fail "${rom} is not a valid path"
		elif [ -z ${rom+x} ]; then
			fail 'no rom specified'
		elif [ -z ${board+x} ]; then
			board=$(detect_board ${rom}) \
					|| fail 'no board specified'
		fi
	else
		release=true
		releasearchive="${archive}"
		board=$(detect_board ${archive}) \
				|| fail 'Could not detect board type'
	fi

	boarddir="${cbcfgsdir}/${board}"
	if [ ! -d "${boarddir}" ]; then
		fail "board ${board} not found"
	fi
}

check_release()
{
	if [ ! -f "${archive}" ]; then
		return 1
	fi

	if [ "${archive##*.}" = "xz" ]; then
		printf "%s\n" "Release archive ${archive} detected"
		return 0
	else
		return 1
	fi
}

# This function tries to determine the board from the filename of the rom.
# It will only succeed if the filename is not changed from the build/download
detect_board()
{
	path=${1}
	filename=$(basename ${path})
	case ${filename} in
		grub_*)
		board=$(echo "${filename}" | cut -d '_' -f2-3)
		;;
		seabios_withgrub_*)
		board=$(echo "${filename}" | cut -d '_' -f3-4)
		;;
		*.tar.xz)
		_stripped_prefix=${filename#*_}
		board="${_stripped_prefix%.tar.xz}"
		;;
		*)
		return 1
	esac	

	if [ -d "${boarddir}/" ]; then
		printf '%s\n' "${board}"
		return 0
	else
		return 1
	fi
}

build_dependencies()
{
	if [ ! -d ${cbdir} ]; then
		printf "downloading coreboot\n"
		./download coreboot default
	fi

	if [ ! -f "${ifdtool}" ]; then
		printf "building ifdtool from coreboot\n"
		./build module cbutils default \
				|| fail 'could not build ifdtool'
	fi

	if [ ! -f "${cbfstool}" ]; then
		printf "building cbfstool from coreboot\n"
		./build module cbutils default \
				|| fail 'could not build cbfstool'
	fi

	./blobutil download ${board} || \
			fail "Could not download blobs for ${board}"
}

inject_blobs()
{
	if [ "${release}" = "true" ]; then
		echo 'patching release file'
		patch_release_roms
	else
		patch_rom ${rom}
	fi
}

patch_release_roms()
{
	_tmpdir=$(mktemp -d "/tmp/${board}_tmpXXXX")
	tar xf "${releasearchive}" -C "${_tmpdir}" || \
	fail 'could not extract release archive'

	for x in ${_tmpdir}/bin/*/*.rom ; do
		echo "TEST"
		echo "patching rom $x"
		patch_rom ${x} || fail "could not patch ${x}"
	done

	(
	cd ${_tmpdir}/bin/*
	sha1sum --status -c blobhashes || \
	fail 'ROMs did not match expected hashes'
	)

	if [ "${modifygbe}" = "true" ]; then
		for x in ${_tmpdir}/bin/*/*.rom ; do
			modify_gbe ${x}
		done
	fi

	if ! [ -d bin/release ]; then
		mkdir -p bin/release
	fi

	mv ${_tmpdir}/bin/* bin/release/ && \
	printf '%s\n' 'Success! Your ROMs are in bin/release'

	rm -r "${_tmpdir}"
}

patch_rom()
{
	rom="${1}"

	set -- "${boarddir}/config/"*
	. ${1} 2>/dev/null
	. "${boarddir}/board.cfg"

	if [ "$CONFIG_HAVE_MRC" = "y" ]; then
		inject_blob_intel_mrc "${rom}"
	fi

	if [ "${CONFIG_HAVE_ME_BIN}" = "y" ]; then
		inject_blob_intel_me "${rom}"
	fi

	if [ "${CONFIG_KBC1126_FIRMWARE}" = "y" ]; then
		inject_blob_hp_kbc1126_ec "${rom}"
	fi

	if [ "${CONFIG_VGA_BIOS_FILE}" != "" ] \
				&& [ "${CONFIG_VGA_BIOS_ID}" != "" ]; then
		inject_blob_dell_e6400_vgarom_nvidia
	fi

	if [ "${modifygbe}" = "true" ] && ! [ "${release}" = "true" ]; then
		modify_gbe ${rom}
	fi
}

inject_blob_intel_mrc()
{
	rom="${1}"

	printf 'adding mrc\n'

	# TODO: use offset defined in coreboot configs (don't hardcode)
	${cbfstool} ${rom} add -f mrc/haswell/mrc.bin -n mrc.bin -t mrc \
		-b 0x78fe00 || exit 1
}

inject_blob_intel_me()
{
	rom="${1}"

	# TODO: check if CONFIG_ME_BIN_PATH is empty
	_me_location=${CONFIG_ME_BIN_PATH#../../}
	printf 'adding intel management engine\n'
	${ifdtool} -i me:${_me_location} ${rom} -O ${rom} || exit 1
}

inject_blob_hp_kbc1126_ec()
{
	rom="${1}"

	_ec1_location="${CONFIG_KBC1126_FW1#../../}"
	_ec1_offset="${CONFIG_KBC1126_FW1_OFFSET}"
	_ec2_location="${CONFIG_KBC1126_FW2#../../}"
	_ec2_offset="${CONFIG_KBC1126_FW2_OFFSET}"

	printf "adding hp kbc1126 ec firmware\n"

	if [ "${_ec1_offset}" = "" ] || [ "${_ec1_offset}" = "" ]; then
		printf "EC offsets not declared for board: %s\n" \
				"${board}"
		exit 1
	fi
	if [ "${_ec1_location}" = "" ] || [ "${_ec2_location}" = "" ]; then
		printf "EC firmware path not declared for board: %s\n" \
				"${board}"
	fi
	if [ ! -f "${_ec1_location}" ] || [ ! -f "${_ec2_location}" ]; then
		printf "EC firmware not downloaded for board: %s\n" \
				"${board}"
		exit 1
	fi

	${cbfstool} "${rom}" add -f ${_ec1_location} -n ecfw1.bin \
			-b ${_ec1_offset} -t raw || exit 1
	${cbfstool} "${rom}" add -f ${_ec2_location} -n ecfw2.bin \
			-b ${_ec2_offset} -t raw || exit 1
}

inject_blob_dell_e6400_vgarom_nvidia()
{
	rom="${1}"

	_vga_location="${CONFIG_VGA_BIOS_FILE#../../}"
	_vga_dir="${_vga_location%/*}"
	_vga_filename="${_vga_location##*/}"

	printf "adding pci option rom\n"

	if [ "${_vga_dir}" != "${pciromsdir}" ]; then
		printf "Invalid PCI ROM directory: %s\n" ${_vga_dir}
		exit 1
	fi
	if [ ! -f "${_vga_location}" ]; then
		printf "No such file exists: %s\n" ${_vga_location}
		exit 1
	fi

	${cbfstool} ${rom} add -f "${_vga_location}" \
		-n "pci${CONFIG_VGA_BIOS_ID}.rom" \
		-t optionrom || exit 1
}

modify_gbe()
{
	printf "changing mac address in gbe to ${new_mac}\n"

	rom=${1}
	# TODO: check if CONFIG_GBE_BIN_PATH is empty
	# TODO: check that the gbe file actually exists
	_gbe_location=${CONFIG_GBE_BIN_PATH#../../}

	if [ ! -f ${nvmutil} ]; then
		make -C util/nvmutil || fail 'failed to build nvmutil'
	fi

	_gbe_tmp=$(mktemp -t gbeXXXX.bin)
	cp ${_gbe_location} ${_gbe_tmp}
	${nvmutil} "${_gbe_tmp}" setmac ${new_mac} \
			|| fail 'failed to modify mac address'

	${ifdtool} -i GbE:${_gbe_tmp} "${rom}" \
			-O "${rom}" || exit 1

	rm -f ${_gbe_tmp}
}

listboards()
{
	for boarddir in ${cbcfgsdir}/*; do
		if [ ! -d "${boarddir}" ]; then continue; fi
		board="${boarddir##${cbcfgsdir}/}"
		board="${board%/}"
		printf '%s\n' "${board##*/}"
	done
}

fail()
{
	if [ ! -z ${@+x} ]; then
		printf "\nERROR: ${@}\n"
	fi

	usage
	exit 1
}

usage()
{
	cat <<- EOF
	USAGE: ./blobutil inject -r [rom path] -b [boardname] -m [macaddress]
	Example: ./blobutil inject -r x230_12mb.rom -b x230_12mb

	Adding a macadress to the gbe is optional.
	If the [-m] parameter is left blank, the gbe will not be touched.

	Type './blobutil inject listboards' to get a list of valid boards
	EOF
}

main $@