1#!/bin/bash 2# 3# Copyright (c) 2020 Fuzhou Rockchip Electronics Co., Ltd 4# 5# SPDX-License-Identifier: GPL-2.0 6# 7set -e 8 9FIT_DIR="fit" 10IMG_UBOOT="uboot.img" 11IMG_BOOT="boot.img" 12ITB_UBOOT="${FIT_DIR}/uboot.itb" 13ITB_BOOT="${FIT_DIR}/boot.itb" 14SIG_BIN="data2sign.bin" 15SIG_UBOOT="${FIT_DIR}/uboot.data2sign" 16SIG_BOOT="${FIT_DIR}/boot.data2sign" 17# offs 18OFFS_NS_UBOOT="0xa00" 19OFFS_S_UBOOT="0xc00" 20OFFS_NS_BOOT="0x800" 21OFFS_S_BOOT="0xc00" 22# file 23CHIP_FILE="arch/arm/lib/.asm-offsets.s.cmd" 24# placeholder address 25FDT_ADDR_PLACEHOLDER="0xffffff00" 26KERNEL_ADDR_PLACEHOLDER="0xffffff01" 27RAMDISK_ADDR_PLACEHOLDER="0xffffff02" 28# tools 29MKIMAGE="./tools/mkimage" 30FIT_UNPACK="./scripts/fit-unpack.sh" 31CHECK_SIGN="./tools/fit_check_sign" 32# key 33KEY_DIR="keys/" 34RSA_PRI_KEY="keys/dev.key" 35RSA_PUB_KEY="keys/dev.crt" 36SIGNATURE_KEY_NODE="/signature/key-dev" 37SPL_DTB="spl/u-boot-spl.dtb" 38UBOOT_DTB="u-boot.dtb" 39# its 40ITS_UBOOT="u-boot.its" 41ITS_BOOT="boot.its" 42ARG_VER_UBOOT="0" 43ARG_VER_BOOT="0" 44 45function help() 46{ 47 echo 48 echo "usage:" 49 echo " $0 [args]" 50 echo 51 echo "args:" 52 echo " --rollback-index-boot <decimal integer>" 53 echo " --rollback-index-uboot <decimal integer>" 54 echo " --version-uboot <decimal integer>" 55 echo " --version-boot <decimal integer>" 56 echo " --ini-trust" 57 echo " --ini-loader" 58 echo " --no-check" 59 echo " --spl-new" 60 echo " --boot_img" 61 echo " --args" 62 echo 63} 64 65function arg_check_decimal() 66{ 67 if [ -z $1 ]; then 68 help 69 exit 1 70 fi 71 72 decimal=`echo $1 |sed 's/[0-9]//g'` 73 if [ ! -z ${decimal} ]; then 74 echo "ERROR: $1 is not decimal integer" 75 help 76 exit 1 77 fi 78} 79 80function check_its() 81{ 82 cat $1 | while read line 83 do 84 file=`echo ${line} | sed -n "/incbin/p" | awk -F '"' '{ printf $2 }' | tr -d ' '` 85 if [ ! -f ${file} ]; then 86 echo "ERROR: No ${file}" 87 exit 1 88 fi 89 done 90} 91 92function validate_arg() 93{ 94 case $1 in 95 --no-check|--spl-new|--burn-key-hash) 96 shift=1 97 ;; 98 --ini-trust|--ini-loader|--rollback-index-boot|--rollback-index-uboot|--boot_img|--version-uboot|--version-boot) 99 shift=2 100 ;; 101 *) 102 shift=0 103 ;; 104 esac 105 echo ${shift} 106} 107 108function fit_process_args() 109{ 110 if [ $# -eq 0 ]; then 111 help 112 exit 0 113 fi 114 115 while [ $# -gt 0 ]; do 116 case $1 in 117 --args) 118 ARG_VALIDATE=$2 119 shift 2 120 ;; 121 --boot_img) # boot.img 122 ARG_BOOT_IMG=$2 123 shift 2 124 ;; 125 --boot_img_dir) # boot.img components directory 126 ARG_BOOT_IMG_DIR=$2 127 shift 2 128 ;; 129 --no-check) # No hostcc fit signature check 130 ARG_NO_CHECK="y" 131 shift 1 132 ;; 133 --ini-trust) # Assign trust ini file 134 ARG_INI_TRUST=$2 135 shift 2 136 ;; 137 --ini-loader) # Assign loader ini file 138 ARG_INI_LOADER=$2 139 shift 2 140 ;; 141 --spl-new) # Use current build u-boot-spl.bin to pack loader 142 ARG_SPL_NEW="y" 143 shift 1 144 ;; 145 --rollback-index-boot) 146 ARG_ROLLBACK_IDX_BOOT=$2 147 arg_check_decimal $2 148 shift 2 149 ;; 150 --rollback-index-uboot) 151 ARG_ROLLBACK_IDX_UBOOT=$2 152 arg_check_decimal $2 153 shift 2 154 ;; 155 --version-uboot) 156 ARG_VER_UBOOT=$2 157 arg_check_decimal $2 158 shift 2 159 ;; 160 --version-boot) 161 ARG_VER_BOOT=$2 162 arg_check_decimal $2 163 shift 2 164 ;; 165 --burn-key-hash) 166 ARG_BURN_KEY_HASH="y" 167 shift 1 168 ;; 169 *) 170 help 171 exit 1 172 ;; 173 esac 174 done 175 176 if grep -q '^CONFIG_FIT_SIGNATURE=y' .config ; then 177 ARG_SIGN="y" 178 fi 179} 180 181function fit_raw_compile() 182{ 183 # Verified-boot: should rebuild code but don't need to repack images. 184 if [ "${ARG_SIGN}" == "y" ]; then 185 ./make.sh --raw-compile 186 fi 187 rm ${FIT_DIR} -rf && mkdir -p ${FIT_DIR} 188} 189 190function fit_gen_uboot_itb() 191{ 192 ./make.sh itb ${ARG_INI_TRUST} >/dev/null 2>&1 193 check_its ${ITS_UBOOT} 194 195 if [ "${ARG_SIGN}" != "y" ]; then 196 ${MKIMAGE} -f ${ITS_UBOOT} -E -p ${OFFS_NS_UBOOT} ${ITB_UBOOT} -v ${ARG_VER_UBOOT} 197 if [ "${ARG_SPL_NEW}" == "y" ]; then 198 ./make.sh --spl ${ARG_INI_LOADER} 199 echo "pack loader with new: spl/u-boot-spl.bin" 200 else 201 ./make.sh loader ${ARG_INI_LOADER} 202 fi 203 else 204 if [ ! -f ${RSA_PRI_KEY} ]; then 205 echo "ERROR: No ${RSA_PRI_KEY} " 206 exit 1 207 elif [ ! -f ${RSA_PUB_KEY} ]; then 208 echo "ERROR: No ${RSA_PUB_KEY} " 209 exit 1 210 fi 211 212 if ! grep -q '^CONFIG_SPL_FIT_SIGNATURE=y' .config ; then 213 echo "ERROR: CONFIG_SPL_FIT_SIGNATURE is disabled" 214 exit 1 215 fi 216 217 # rollback-index 218 if grep -q '^CONFIG_SPL_FIT_ROLLBACK_PROTECT=y' .config ; then 219 ARG_SPL_ROLLBACK_PROTECT="y" 220 if [ -z ${ARG_ROLLBACK_IDX_UBOOT} ]; then 221 echo "ERROR: No arg \"--rollback-index-uboot <n>\"" 222 exit 1 223 fi 224 fi 225 226 if [ "${ARG_SPL_ROLLBACK_PROTECT}" == "y" ]; then 227 VERSION=`grep 'rollback-index' ${ITS_UBOOT} | awk -F '=' '{ printf $2 }' | tr -d ' '` 228 sed -i "s/rollback-index = ${VERSION}/rollback-index = <${ARG_ROLLBACK_IDX_UBOOT}>;/g" ${ITS_UBOOT} 229 fi 230 231 # burn-key-hash 232 if [ "${ARG_BURN_KEY_HASH}" == "y" ]; then 233 sed -i "s/burn-key-hash = <0>;/burn-key-hash = <1>;/g" ${ITS_UBOOT} 234 fi 235 236 # u-boot.dtb must contains rsa key 237 if ! fdtget -l ${UBOOT_DTB} /signature >/dev/null 2>&1 ; then 238 ${MKIMAGE} -f ${ITS_UBOOT} -k ${KEY_DIR} -K ${UBOOT_DTB} -E -p ${OFFS_S_UBOOT} -r ${ITB_UBOOT} -v ${ARG_VER_UBOOT} 239 echo "## Adding RSA public key into ${UBOOT_DTB}" 240 fi 241 242 # Pack 243 ${MKIMAGE} -f ${ITS_UBOOT} -k ${KEY_DIR} -K ${SPL_DTB} -E -p ${OFFS_S_UBOOT} -r ${ITB_UBOOT} -v ${ARG_VER_UBOOT} 244 mv ${SIG_BIN} ${SIG_UBOOT} 245 246 # rollback-index read back check 247 if [ "${ARG_SPL_ROLLBACK_PROTECT}" == "y" ]; then 248 VERSION=`fdtget -ti ${ITB_UBOOT} /configurations/conf rollback-index` 249 if [ "${VERSION}" != "${ARG_ROLLBACK_IDX_UBOOT}" ]; then 250 echo "ERROR: Failed to set rollback-index for ${ITB_UBOOT}"; 251 exit 1 252 fi 253 fi 254 255 # burn-key-hash read back check 256 if [ "${ARG_BURN_KEY_HASH}" == "y" ]; then 257 if [ "`fdtget -ti ${ITB_UBOOT} /configurations/conf burn-key-hash`" != "1" ]; then 258 echo "ERROR: Failed to set burn-key-hash for ${ITB_UBOOT}"; 259 exit 1 260 fi 261 fi 262 263 # host check signature 264 if [ "${ARG_NO_CHECK}" != "y" ]; then 265 if [ "${ARG_SPL_NEW}" == "y" ]; then 266 ${CHECK_SIGN} -f ${ITB_UBOOT} -k ${SPL_DTB} -s 267 else 268 spl_file="../rkbin/"`sed -n "/FlashBoot=/s/FlashBoot=//p" ${ARG_INI_LOADER} |tr -d '\r'` 269 offs=`fdtdump -s ${spl_file} | head -1 | awk -F ":" '{ print $2 }' | sed "s/ found fdt at offset //g" | tr -d " "` 270 if [ -z ${offs} ]; then 271 echo "ERROR: invalid ${spl_file} , unable to find fdt blob" 272 fi 273 offs=`printf %d ${offs} ` # hex -> dec 274 dd if=${spl_file} of=spl/u-boot-spl-old.dtb bs=${offs} skip=1 >/dev/null 2>&1 275 ${CHECK_SIGN} -f ${ITB_UBOOT} -k spl/u-boot-spl-old.dtb -s 276 fi 277 fi 278 279 # minimize u-boot-spl.dtb 280 if grep -q '^CONFIG_SPL_FIT_HW_CRYPTO=y' .config ; then 281 fdtput -tx ${SPL_DTB} ${SIGNATURE_KEY_NODE} rsa,r-squared 0x0 282 if grep -q '^CONFIG_SPL_ROCKCHIP_CRYPTO_V1=y' .config ; then 283 fdtput -tx ${SPL_DTB} ${SIGNATURE_KEY_NODE} rsa,np 0x0 284 else 285 fdtput -tx ${SPL_DTB} ${SIGNATURE_KEY_NODE} rsa,c 0x0 286 fi 287 else 288 fdtput -tx ${SPL_DTB} ${SIGNATURE_KEY_NODE} rsa,c 0x0 289 fdtput -tx ${SPL_DTB} ${SIGNATURE_KEY_NODE} rsa,np 0x0 290 fdtput -tx ${SPL_DTB} ${SIGNATURE_KEY_NODE} rsa,exponent-BN 0x0 291 fi 292 293 # repack spl 294 rm -f *_loader_*.bin 295 if [ "${ARG_SPL_NEW}" == "y" ]; then 296 cat spl/u-boot-spl-nodtb.bin > spl/u-boot-spl.bin 297 if ! grep -q '^CONFIG_SPL_SEPARATE_BSS=y' .config ; then 298 cat spl/u-boot-spl-pad.bin >> spl/u-boot-spl.bin 299 fi 300 cat ${SPL_DTB} >> spl/u-boot-spl.bin 301 302 ./make.sh --spl ${ARG_INI_LOADER} 303 echo "pack loader with new: spl/u-boot-spl.bin" 304 else 305 ./make.sh loader ${ARG_INI_LOADER} 306 fi 307 fi 308 309 rm -f u-boot.itb u-boot.img u-boot-dtb.img 310 mv ${ITS_UBOOT} ${FIT_DIR} 311} 312 313function fit_gen_boot_itb() 314{ 315 if [ ! -z ${ARG_BOOT_IMG} ]; then 316 ${FIT_UNPACK} -f ${ARG_BOOT_IMG} -o ${FIT_DIR}/unpack 317 ITS_BOOT="${FIT_DIR}/unpack/image.its" 318 else 319 compression=`awk -F"," '/COMPRESSION=/ { printf $1 }' ${ARG_INI_TRUST} | tr -d ' ' | cut -c 13-` 320 if [ -z "${compression}" ]; then 321 compression="none" 322 fi 323 ./arch/arm/mach-rockchip/make_fit_boot.sh -c ${compression} > ${ITS_BOOT} 324 check_its ${ITS_BOOT} 325 fi 326 327 if [ "${ARG_SIGN}" != "y" ]; then 328 ${MKIMAGE} -f ${ITS_BOOT} -E -p ${OFFS_NS_BOOT} ${ITB_BOOT} -v ${ARG_VER_BOOT} 329 else 330 if [ ! -f ${RSA_PRI_KEY} ]; then 331 echo "ERROR: No ${RSA_PRI_KEY}" 332 exit 1 333 elif [ ! -f ${RSA_PUB_KEY} ]; then 334 echo "ERROR: No ${RSA_PUB_KEY}" 335 exit 1 336 fi 337 338 if ! grep -q '^CONFIG_FIT_SIGNATURE=y' .config ; then 339 echo "ERROR: CONFIG_FIT_SIGNATURE is disabled" 340 exit 1 341 fi 342 343 if grep -q '^CONFIG_FIT_ROLLBACK_PROTECT=y' .config ; then 344 ARG_ROLLBACK_PROTECT="y" 345 if [ -z ${ARG_ROLLBACK_IDX_BOOT} ]; then 346 echo "ERROR: No arg \"--rollback-index-boot <n>\"" 347 exit 1 348 fi 349 fi 350 351 # fixup 352 COMMON_FILE=`sed -n "/_common.h/p" ${CHIP_FILE} | awk '{ print $1 }'` 353 FDT_ADDR_R=`awk /fdt_addr_r/ ${COMMON_FILE} | awk -F '=' '{ print $2 }' | awk -F '\\' '{ print $1 }'` 354 KERNEL_ADDR_R=`awk /kernel_addr_r/ ${COMMON_FILE} | awk -F '=' '{ print $2 }' | awk -F '\\' '{ print $1 }'` 355 RMADISK_ADDR_R=`awk /ramdisk_addr_r/ ${COMMON_FILE} | awk -F '=' '{ print $2 }' | awk -F '\\' '{ print $1 }'` 356 sed -i "s/${FDT_ADDR_PLACEHOLDER}/${FDT_ADDR_R}/g" ${ITS_BOOT} 357 sed -i "s/${KERNEL_ADDR_PLACEHOLDER}/${KERNEL_ADDR_R}/g" ${ITS_BOOT} 358 sed -i "s/${RAMDISK_ADDR_PLACEHOLDER}/${RMADISK_ADDR_R}/g" ${ITS_BOOT} 359 if grep -q '^CONFIG_ARM64=y' .config ; then 360 sed -i 's/arch = "arm";/arch = "arm64";/g' ${ITS_BOOT} 361 fi 362 363 if [ "${ARG_ROLLBACK_PROTECT}" == "y" ]; then 364 VERSION=`grep 'rollback-index' ${ITS_BOOT} | awk -F '=' '{ printf $2 }' | tr -d ' '` 365 sed -i "s/rollback-index = ${VERSION}/rollback-index = <${ARG_ROLLBACK_IDX_BOOT}>;/g" ${ITS_BOOT} 366 fi 367 368 ${MKIMAGE} -f ${ITS_BOOT} -k ${KEY_DIR} -K ${UBOOT_DTB} -E -p ${OFFS_S_BOOT} -r ${ITB_BOOT} -v ${ARG_VER_BOOT} 369 mv ${SIG_BIN} ${SIG_BOOT} 370 371 # rollback-index read back check 372 if [ "${ARG_ROLLBACK_PROTECT}" == "y" ]; then 373 VERSION=`fdtget -ti ${ITB_BOOT} /configurations/conf rollback-index` 374 if [ "${VERSION}" != "${ARG_ROLLBACK_IDX_BOOT}" ]; then 375 echo "ERROR: Failed to set rollback-index for ${ITB_BOOT}"; 376 exit 1 377 fi 378 fi 379 380 if [ "${ARG_NO_CHECK}" != "y" ]; then 381 ${CHECK_SIGN} -f ${ITB_BOOT} -k ${UBOOT_DTB} 382 fi 383 384 # minimize u-boot.dtb 385 if grep -q '^CONFIG_FIT_HW_CRYPTO=y' .config ; then 386 fdtput -tx ${UBOOT_DTB} ${SIGNATURE_KEY_NODE} rsa,r-squared 0x0 387 if grep -q '^CONFIG_ROCKCHIP_CRYPTO_V1=y' .config ; then 388 fdtput -tx ${UBOOT_DTB} ${SIGNATURE_KEY_NODE} rsa,np 0x0 389 else 390 fdtput -tx ${UBOOT_DTB} ${SIGNATURE_KEY_NODE} rsa,c 0x0 391 fi 392 else 393 fdtput -tx ${UBOOT_DTB} ${SIGNATURE_KEY_NODE} rsa,c 0x0 394 fdtput -tx ${UBOOT_DTB} ${SIGNATURE_KEY_NODE} rsa,np 0x0 395 fdtput -tx ${UBOOT_DTB} ${SIGNATURE_KEY_NODE} rsa,exponent-BN 0x0 396 fi 397 fi 398 399 mv ${ITS_BOOT} ${FIT_DIR} 400} 401 402function fit_gen_uboot_img() 403{ 404 ITB=$1 405 406 if [ -z ${ITB} ]; then 407 ITB=${ITB_UBOOT} 408 fi 409 410 ITB_MAX_NUM=`sed -n "/SPL_FIT_IMAGE_MULTIPLE/p" .config | awk -F "=" '{ print $2 }'` 411 ITB_MAX_KB=`sed -n "/SPL_FIT_IMAGE_KB/p" .config | awk -F "=" '{ print $2 }'` 412 ITB_MAX_BS=$((ITB_MAX_KB*1024)) 413 ITB_BS=`ls -l ${ITB} | awk '{ print $5 }'` 414 415 if [ ${ITB_BS} -gt ${ITB_MAX_BS} ]; then 416 echo "ERROR: pack ${IMG_UBOOT} failed! ${ITB} actual: ${ITB_BS} bytes, max limit: ${ITB_MAX_BS} bytes" 417 exit 1 418 fi 419 420 rm -f ${IMG_UBOOT} 421 for ((i = 0; i < ${ITB_MAX_NUM}; i++)); 422 do 423 cat ${ITB} >> ${IMG_UBOOT} 424 truncate -s %${ITB_MAX_KB}K ${IMG_UBOOT} 425 done 426} 427 428function fit_gen_boot_img() 429{ 430 ITB=$1 431 432 if [ -z ${ITB} ]; then 433 ITB=${ITB_BOOT} 434 fi 435 436 if [ "${ITB}" != "${IMG_BOOT}" ]; then 437 cp ${ITB} ${IMG_BOOT} -f 438 fi 439} 440 441function fit_msg_uboot() 442{ 443 if [ "${ARG_SIGN}" != "y" ]; then 444 MSG_SIGN="no-signed" 445 else 446 MSG_SIGN="signed" 447 fi 448 449 VERSION=`fdtget -ti ${ITB_UBOOT} / version` 450 if [ "${VERSION}" != "" ]; then 451 MSG_VER=", version=${VERSION}" 452 fi 453 454 if [ "${ARG_BURN_KEY_HASH}" == "y" ]; then 455 echo "uboot.img: burn-key-hash=1" 456 echo 457 fi 458 459 if [ "${ARG_SPL_ROLLBACK_PROTECT}" == "y" ]; then 460 echo "Image(${MSG_SIGN}${MSG_VER}, rollback-index=${ARG_ROLLBACK_IDX_UBOOT}): ${IMG_UBOOT} (with uboot, trust...) is ready" 461 else 462 echo "Image(${MSG_SIGN}${MSG_VER}): ${IMG_UBOOT} (FIT with uboot, trust...) is ready" 463 fi 464} 465 466function fit_msg_boot() 467{ 468 if [ "${ARG_SIGN}" != "y" ]; then 469 MSG_SIGN="no-signed" 470 else 471 MSG_SIGN="signed" 472 fi 473 474 VERSION=`fdtget -ti ${ITB_BOOT} / version` 475 if [ "${VERSION}" != "" ]; then 476 MSG_VER=", version=${VERSION}" 477 fi 478 479 if [ "${ARG_ROLLBACK_PROTECT}" == "y" ]; then 480 echo "Image(${MSG_SIGN}${MSG_VER}, rollback-index=${ARG_ROLLBACK_IDX_BOOT}): ${IMG_BOOT} is ready" 481 else 482 echo "Image(${MSG_SIGN}${MSG_VER}): ${IMG_BOOT} (FIT with kernel, fdt, resource...) is ready" 483 fi 484} 485 486function fit_msg_loader() 487{ 488 LOADER=`ls *loader*.bin` 489 echo "Image(no-signed): ${LOADER} (with spl, ddr, usbplug) is ready" 490} 491 492function fit_generate_uboot() 493{ 494 fit_raw_compile 495 fit_gen_uboot_itb 496 fit_gen_uboot_img 497 echo 498 fit_msg_uboot 499} 500 501function fit_generate_uboot_boot() 502{ 503 fit_raw_compile 504 fit_gen_boot_itb 505 fit_gen_boot_img 506 fit_gen_uboot_itb 507 fit_gen_uboot_img 508 echo 509 510 fit_msg_uboot 511 fit_msg_boot 512 fit_msg_loader 513 echo 514} 515 516fit_process_args $* 517if [ ! -z "${ARG_VALIDATE}" ]; then 518 validate_arg ${ARG_VALIDATE} 519elif [ ! -z "${ARG_BOOT_IMG}" -o ! -z "${ARG_BOOT_IMG_DIR}" ]; then 520 fit_generate_uboot_boot 521else 522 fit_generate_uboot 523fi 524 525