| johpow01 | 7300787 | 2020-07-15 20:01:05 -0500 | [diff] [blame^] | 1 | # |
| 2 | # Copyright (c) 2020, Arm Limited. All rights reserved. |
| 3 | # |
| 4 | # SPDX-License-Identifier: BSD-3-Clause |
| 5 | # |
| 6 | |
| 7 | LINUX_SOURCE=$1 |
| 8 | TFA_SOURCE=$2 |
| 9 | DTS_LINUX64_JUNO_R1="$LINUX_SOURCE/arch/arm64/boot/dts/arm/juno-r1.dts" |
| 10 | DTS_LINUX64_SUN50I_A64_PINE64_PLUS="$LINUX_SOURCE/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64-plus.dts" |
| 11 | DTS_LINUX32_ATLAS7_EVB="$LINUX_SOURCE/arch/arm/boot/dts/atlas7-evb.dts" |
| 12 | DTS_LINUX32_BCM2837_RPI_3_B_PLUS="$LINUX_SOURCE/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts" |
| 13 | DTS_TEST="test.dts" |
| 14 | DTS_FVP_BASE_GICV3_PSCI="$TFA_SOURCE/fdts/fvp-base-gicv3-psci.dts" |
| 15 | |
| 16 | process_linux_dts() |
| 17 | { |
| 18 | # DTS file path in first argument |
| 19 | # DTB file in 2nd argument |
| 20 | # Use global LINUX_SOURCE |
| 21 | DTS_FILE=$1 |
| 22 | DTB_FILE=$2 |
| 23 | |
| 24 | cpp -I $LINUX_SOURCE/include -x assembler-with-cpp -o $DTS_FILE.preprocessed $DTS_FILE |
| 25 | sed -i -e '/stdc-predef.h/d' $DTS_FILE.preprocessed -e 's/1,pci-domain/linux,pci-domain/g' $DTS_FILE.preprocessed |
| 26 | dtc -O dtb -o $DTB_FILE -i $DTS_FILE -b 0 $DTS_FILE.preprocessed |
| 27 | rm $DTS_FILE.preprocessed |
| 28 | } |
| 29 | |
| 30 | process_tfa_dts() |
| 31 | { |
| 32 | # DTS file path in first argument |
| 33 | # DTB file in 2nd argument |
| 34 | DTS_FILE=$1 |
| 35 | DTB_FILE=$2 |
| 36 | cpp -I $TFA_SOURCE/include -x assembler-with-cpp -o $DTS_FILE.preprocessed $DTS_FILE |
| 37 | sed -i -e '/stdc-predef.h/d' $DTS_FILE.preprocessed -e 's/1,pci-domain/linux,pci-domain/g' $DTS_FILE.preprocessed |
| 38 | dtc -O dtb -o $DTB_FILE -i $DTS_FILE -b 0 $DTS_FILE.preprocessed |
| 39 | rm $DTS_FILE.preprocessed |
| 40 | } |
| 41 | |
| 42 | process_dts() |
| 43 | { |
| 44 | # DTS file path in first argument |
| 45 | # DTB file in 2nd argument |
| 46 | DTS_FILE=$1 |
| 47 | DTB_FILE=$2 |
| 48 | dtc -o $DTB_FILE $DTS_FILE |
| 49 | } |
| 50 | |
| 51 | # basic argument checks |
| 52 | if [[ ( "$1" == "-h" ) || ( "$1" == "--help" ) ]]; then |
| 53 | echo "Usage: $0 [OPTION] path/to/linux/source path/to/tfa/source" |
| 54 | echo "" |
| 55 | echo " This script will build the necessary DTB files from their" |
| 56 | echo " sources in the Linux kernel and TFA repositories. Provide the" |
| 57 | echo " path to the Linux source tree as the first argument to this" |
| 58 | echo " script and the path to the TFA source tree as the second" |
| 59 | echo " argument." |
| 60 | echo "" |
| 61 | echo " -h, --help print this help text" |
| 62 | exit 0 |
| 63 | fi |
| 64 | if [[ ( -z "$1" ) || ( -z "$2" ) ]]; then |
| 65 | echo "Invalid arguments, use -h/--help for more info." |
| 66 | exit 1 |
| 67 | fi |
| 68 | |
| 69 | # create a folder for new DTB files to be placed in |
| 70 | mkdir dtb |
| 71 | |
| 72 | # generate linux DTB files |
| 73 | process_linux_dts $DTS_LINUX64_JUNO_R1 dtb/juno-r1.dtb |
| 74 | process_linux_dts $DTS_LINUX64_SUN50I_A64_PINE64_PLUS dtb/sun50i-a64-pine64-plus.dtb |
| 75 | process_linux_dts $DTS_LINUX32_ATLAS7_EVB dtb/atlas7-evb.dtb |
| 76 | process_linux_dts $DTS_LINUX32_BCM2837_RPI_3_B_PLUS dtb/bcm2837-rpi-3-b-plus.dtb |
| 77 | |
| 78 | # generate TFA DTB file |
| 79 | process_tfa_dts $DTS_FVP_BASE_GICV3_PSCI dtb/fvp-base-gicv3-psci.dtb |
| 80 | |
| 81 | # generate test DTB file |
| 82 | process_dts $DTS_TEST dtb/test.dtb |