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| 1 | +#!/bin/bash |
| 2 | +# Patch the kernel for the Intel Realsense library librealsense on a Jetson TX Development Kit |
| 3 | +# Copyright (c) 2016-18 Jetsonhacks |
| 4 | +# MIT License |
| 5 | + |
| 6 | +# Error out if something goes wrong |
| 7 | +set -e |
| 8 | + |
| 9 | +CLEANUP=true |
| 10 | + |
| 11 | +function usage |
| 12 | +{ |
| 13 | + echo "usage: ./buildPatchedKernel.sh [[-n nocleanup ] | [-h]]" |
| 14 | + echo "-n | --nocleanup Do not remove kernel and module sources after build" |
| 15 | + echo "-h | --help This message" |
| 16 | +} |
| 17 | + |
| 18 | +# Iterate through command line inputs |
| 19 | +while [ "$1" != "" ]; do |
| 20 | + case $1 in |
| 21 | + -n | --nocleanup ) CLEANUP=false |
| 22 | + ;; |
| 23 | + -h | --help ) usage |
| 24 | + exit |
| 25 | + ;; |
| 26 | + * ) usage |
| 27 | + exit 1 |
| 28 | + esac |
| 29 | + shift |
| 30 | +done |
| 31 | + |
| 32 | + |
| 33 | + |
| 34 | +INSTALL_DIR=$PWD |
| 35 | +# Is this the correct kernel version? |
| 36 | +source scripts/jetson_variables.sh |
| 37 | +#Print Jetson version |
| 38 | +echo "$JETSON_DESCRIPTION" |
| 39 | +#Print Jetpack version |
| 40 | +echo "Jetpack $JETSON_JETPACK [L4T $JETSON_L4T]" |
| 41 | + |
| 42 | +# Check to make sure we're installing the correct kernel sources |
| 43 | +L4TTarget="28.2" |
| 44 | +if [ $JETSON_L4T != $L4TTarget ] ; then |
| 45 | +# echo "Getting kernel sources" |
| 46 | + # sudo ./scripts/getKernelSources.sh |
| 47 | +# else |
| 48 | + echo "" |
| 49 | + tput setaf 1 |
| 50 | + echo "==== L4T Kernel Version Mismatch! =============" |
| 51 | + tput sgr0 |
| 52 | + echo "" |
| 53 | + echo "This repository is for modifying the kernel for L4T "$L4TTarget "system." |
| 54 | + echo "You are attempting to modify a L4T "$JETSON_L4T "system." |
| 55 | + echo "The L4T releases must match!" |
| 56 | + echo "" |
| 57 | + echo "There may be versions in the tag/release sections that meet your needs" |
| 58 | + echo "" |
| 59 | + exit 1 |
| 60 | +fi |
| 61 | + |
| 62 | +# Is librealsense on the device? |
| 63 | +LIBREALSENSE_DIRECTORY=${HOME}/librealsense |
| 64 | +LIBREALSENSE_VERSION=v2.10.4 |
| 65 | + |
| 66 | +if [ ! -d "$LIBREALSENSE_DIRECTORY" ] ; then |
| 67 | + echo "The librealsense repository directory is not available" |
| 68 | + read -p "Would you like to git clone librealsense? (y/n) " answer |
| 69 | + case ${answer:0:1} in |
| 70 | + y|Y ) |
| 71 | + # clone librealsense |
| 72 | + cd ${HOME} |
| 73 | + echo "${green}Cloning librealsense${reset}" |
| 74 | + git clone https://github.com/IntelRealSense/librealsense.git |
| 75 | + cd librealsense |
| 76 | + # Checkout version the last tested version of librealsense |
| 77 | + git checkout $LIBREALSENSE_VERSION |
| 78 | + ;; |
| 79 | + * ) |
| 80 | + echo "Kernel patch and build not started" |
| 81 | + exit 1 |
| 82 | + ;; |
| 83 | + esac |
| 84 | +fi |
| 85 | + |
| 86 | +# Is the version of librealsense current enough? |
| 87 | +cd $LIBREALSENSE_DIRECTORY |
| 88 | +VERSION_TAG=$(git tag -l $LIBREALSENSE_VERSION) |
| 89 | +if [ ! $VERSION_TAG ] ; then |
| 90 | + echo "" |
| 91 | + tput setaf 1 |
| 92 | + echo "==== librealsense Version Mismatch! =============" |
| 93 | + tput sgr0 |
| 94 | + echo "" |
| 95 | + echo "The installed version of librealsense is not current enough for these scripts." |
| 96 | + echo "This script needs librealsense tag version: "$LIBREALSENSE_VERSION "but it is not available." |
| 97 | + echo "This script uses patches from librealsense on the kernel source." |
| 98 | + echo "Please upgrade librealsense before attempting to patch and build the kernel again." |
| 99 | + echo "" |
| 100 | + exit 1 |
| 101 | +fi |
| 102 | + |
| 103 | +KERNEL_BUILD_DIR="" |
| 104 | +cd $INSTALL_DIR |
| 105 | +echo "Ready to patch and build kernel "$JETSON_BOARD |
| 106 | +if [ $JETSON_BOARD == "TX2" ] ; then |
| 107 | + git clone https://github.com/jetsonhacks/buildJetsonTX2Kernel.git |
| 108 | + KERNEL_BUILD_DIR=buildJetsonTX2Kernel |
| 109 | + cd $KERNEL_BUILD_DIR |
| 110 | + git checkout vL4T28.2r3 |
| 111 | +elif [ $JETSON_BOARD == "TX1" ] ; then |
| 112 | + git clone https://github.com/jetsonhacks/buildJetsonTX1Kernel.git |
| 113 | + KERNEL_BUILD_DIR=buildJetsonTX1Kernel |
| 114 | + cd $KERNEL_BUILD_DIR |
| 115 | + git checkout v1.0-L4T28.2 |
| 116 | + else |
| 117 | + tput setaf 1 |
| 118 | + echo "==== Build Issue! =============" |
| 119 | + tput sgr0 |
| 120 | + echo "There are no build scripts for this Jetson board" |
| 121 | + exit 1 |
| 122 | +fi |
| 123 | + |
| 124 | +# Get the kernel sources; does not open up editor on .config file |
| 125 | +echo "${green}Getting Kernel sources${reset}" |
| 126 | +./getKernelSourcesNoGUI.sh |
| 127 | +cd .. |
| 128 | +echo "${green}Patching and configuring kernel${reset}" |
| 129 | +sudo ./scripts/configureKernel.sh |
| 130 | +sudo ./scripts/patchKernel.sh |
| 131 | + |
| 132 | +cd $KERNEL_BUILD_DIR |
| 133 | +# Make the new Image and build the modules |
| 134 | +echo "${green}Building Kernel and Modules${reset}" |
| 135 | +./makeKernel.sh |
| 136 | +# Now copy over the built image |
| 137 | +./copyImage.sh |
| 138 | +# Remove buildJetson Kernel scripts |
| 139 | +if [ $CLEANUP == true ] |
| 140 | +then |
| 141 | + echo "Removing Kernel build sources" |
| 142 | + ./removeAllKernelSources.sh |
| 143 | + cd .. |
| 144 | + sudo rm -r $KERNEL_BUILD_DIR |
| 145 | +else |
| 146 | + echo "Kernel sources are in /usr/src" |
| 147 | +fi |
| 148 | + |
| 149 | + |
| 150 | +echo "Please reboot for changes to take effect" |
| 151 | + |
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