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375 lines
16 KiB
375 lines
16 KiB
#!/bin/bash
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#Break execution on any error received
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set -e
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#Locally suppress stderr to avoid raising not relevant messages
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exec 3>&2
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exec 2> /dev/null
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con_dev=$(ls /dev/video* | wc -l)
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exec 2>&3
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#Parse user inputs
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reset_driver=0
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xhci_patch=0
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build_usbcore_modules=0
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rebuild_ko=0
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debug_uvc=0
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retpoline_retrofit=0
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skip_hid_patch=0
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apply_hid_gyro_patch=0
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skip_plf_patch=0
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build_only=0
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skip_md_patch=0
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#Parse input
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while test $# -gt 0; do
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case "$1" in
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--help)
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;&
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-h)
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echo "Parse user-provided flags"
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echo "[Flag] [Operation]"
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echo " "
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echo "options:"
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echo "-h, --help Show script activation flags"
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echo "reset Remove custom kernel patches and rebuild ko with Ubuntu stock driver"
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echo "xhci-patch Rebuild XHCI host controller modules to retrofit kernel fixes. Applicable for Kernel 4.4 only"
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echo "build_usbcore_modules Rebuilds usbcore/usbhost kernel modules"
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echo "ko Rebuild modified kernel modules w/o modifying the source tree"
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echo "uvc_dbg Add profyling messages to uvcvideo and videobuf2 modules"
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exit 0
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;;
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reset)
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reset_driver=1; shift;;
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build_usbcore_modules)
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build_usbcore_modules=1 ;& # fallthrough: usbcore implies xhci
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xhci-patch)
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xhci_patch=1; shift ;;
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ko)
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rebuild_ko=1; shift ;;
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uvc_dbg)
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debug_uvc=1; shift ;;
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ubuntu)
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shift; ubuntu_codename=$1; build_only=1; shift;;
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kernel)
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shift; LINUX_BRANCH=$1; build_only=1; shift;;
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*)
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echo -e "\e[36mUnrecognized flag: $1\e[0m"; shift;;
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esac
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done
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if [ $con_dev -ne 0 ];
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then
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echo -e "\e[32m"
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read -p "Remove all RealSense cameras attached. Hit any key when ready"
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echo -e "\e[0m"
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fi
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#Include usability functions
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source ./scripts/patch-utils-hwe.sh
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LINUX_BRANCH=${LINUX_BRANCH:-$(uname -r)}
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# Get the required tools and headers to build the kernel
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sudo apt-get install linux-headers-generic linux-headers-$LINUX_BRANCH build-essential git bc -y
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#Packages to build the patched modules
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require_package libusb-1.0-0-dev
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require_package libssl-dev
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#sudo apt-get build-dep linux-image-unsigned-$(uname -r)
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#Get kernel major.minor
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IFS='.' read -a kernel_version <<< ${LINUX_BRANCH}
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k_maj_min=$((${kernel_version[0]}*100 + ${kernel_version[1]}))
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if [[ ( ${xhci_patch} -eq 1 ) && ( ${k_maj_min} -ne 404 ) ]]; then
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echo -e "\e[43mThe xhci_patch flag is compatible with LTS branch 4.4 only, currently selected kernel is $(uname -r)\e[0m"
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exit 1
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fi
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k_tick=$(echo ${kernel_version[2]} | awk -F'-' '{print $2}')
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# For version 5.15.0-72 hid patch already applied
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[ $k_maj_min -gt 515 ] && skip_hid_patch=1
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[ $k_maj_min -eq 515 ] && [ $k_tick -ge 72 ] && skip_hid_patch=1
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# linux-image-generic for focal is 5.4.0.156.152 is same hid as 5.4.232
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[ $k_maj_min -eq 504 ] && [ $k_tick -ge 156 ] && apply_hid_gyro_patch=1 && skip_hid_patch=1
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# For kernel versions 6+ powerline frequency already applied
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[ $k_maj_min -ge 600 ] && skip_plf_patch=1
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[ $k_maj_min -ge 605 ] && skip_md_patch=1
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# Construct branch name from distribution codename {xenial,bionic,..} and kernel version
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# ubuntu_codename=`. /etc/os-release; echo ${UBUNTU_CODENAME/*, /}`
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ubuntu_codename=${ubuntu_codename:-$(lsb_release -c|cut -f2)}
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if [ -z "${ubuntu_codename}" ];
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then
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# Trusty Tahr shall use xenial code base
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ubuntu_codename="xenial"
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retpoline_retrofit=1
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fi
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kernel_branch=$(choose_kernel_branch ${LINUX_BRANCH} ${ubuntu_codename})
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kernel_name="ubuntu-${ubuntu_codename}"
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echo -e "\e[32mCreate patches workspace in \e[93m${kernel_name} \e[32mfolder\n\e[0m"
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#Distribution-specific packages
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if { [ ${ubuntu_codename} != "xenial" ]; } ;
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then
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require_package libelf-dev
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require_package elfutils
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#Ubuntu 18.04 kernel 4.18 + 20.04/ 5.4
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require_package bison
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require_package flex
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# required if kernel >=5.11
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require_package dwarves
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fi
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# Get the linux kernel and change into source tree
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if [ ! -d ${kernel_name} ]; then
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mkdir ${kernel_name}
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cd ${kernel_name}
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git init
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git remote add origin https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/${ubuntu_codename}
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cd ..
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fi
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cd ${kernel_name}
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if [ $rebuild_ko -eq 0 ];
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then
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#Search the repository for the tag that matches the mmaj.min.patch-build of Ubuntu kernel
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kernel_full_num=$(echo $LINUX_BRANCH | cut -d '-' -f 1,2)
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if [ "${ubuntu_codename}" != "jammy" ];
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then
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kernel_git_tag=$(git ls-remote --tags origin | grep "${kernel_full_num}\." | grep '[^^{}]$' | tail -n 1 | awk -F/ '{print $NF}')
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else
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kernel_git_tag=$(git ls-remote --tags origin | grep "${kernel_full_num}\." | grep '[^^{}]$' | head -n 1 | awk -F/ '{print $NF}')
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fi
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echo -e "\e[32mFetching Ubuntu LTS tag \e[47m${kernel_git_tag}\e[0m \e[32m to the local kernel sources folder\e[0m"
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git fetch origin tag ${kernel_git_tag} --no-tags --depth 1
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# Verify that there are no trailing changes., warn the user to make corrective action if needed
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if [ $(git status | grep 'modified:' | wc -l) -ne 0 ];
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then
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echo -e "\e[36mThe kernel has modified files:\e[0m"
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git status | grep 'modified:'
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echo -e "\e[36mProceeding will reset all local kernel changes. Press 'n' within 3 seconds to abort the operation"
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set +e
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read -n 1 -t 3 -r -p "Do you want to proceed? [Y/n]" response
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set -e
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response=${response,,} # tolower
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if [[ $response =~ ^(n|N)$ ]];
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then
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echo -e "\e[41mScript has been aborted on user requiest. Please resolve the modified files are rerun\e[0m"
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exit 1
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else
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echo -e "\e[0m"
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printf "Resetting local changes in %s folder\n " ${kernel_name}
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git reset --hard
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fi
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fi
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echo -e "\e[32mSwitching to LTS tag ${kernel_git_tag}\e[0m"
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git checkout ${kernel_git_tag}
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if [ $reset_driver -eq 1 ];
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then
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echo -e "\e[43mUser requested to rebuild and reinstall ubuntu-${ubuntu_codename} stock drivers\e[0m"
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else
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# Patching kernel for RealSense devices
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echo -e "\e[32mApplying patches for \e[36m${ubuntu_codename}-${kernel_branch}\e[32m line\e[0m"
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echo -e "\e[32mApplying realsense-uvc patch\e[0m"
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patch -p1 < ../scripts/realsense-camera-formats-${ubuntu_codename}-${kernel_branch}.patch || patch -p1 < ../scripts/realsense-camera-formats-${ubuntu_codename}-master.patch
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if [ ${skip_md_patch} -eq 0 ]; then
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echo -e "\e[32mApplying realsense-metadata patch\e[0m"
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patch -p1 < ../scripts/realsense-metadata-${ubuntu_codename}-${kernel_branch}.patch || patch -p1 < ../scripts/realsense-metadata-${ubuntu_codename}-master.patch
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fi
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if [ ${skip_hid_patch} -eq 0 ]; then
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echo -e "\e[32mApplying realsense-hid patch\e[0m"
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patch -p1 < ../scripts/realsense-hid-${ubuntu_codename}-${kernel_branch}.patch || patch -p1 < ../scripts/realsense-hid-${ubuntu_codename}-master.patch
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fi
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if [ ${apply_hid_gyro_patch} -eq 1 ]; then
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echo -e "\e[32mApplying realsense-hid gyro patch\e[0m"
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patch -p1 < ../scripts/realsense-hid-focal-hwe-5.4.232.patch
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fi
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if [ ${skip_plf_patch} -eq 0 ]; then
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echo -e "\e[32mApplying realsense-powerlinefrequency-fix patch\e[0m"
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patch -p1 < ../scripts/realsense-powerlinefrequency-control-fix.patch || patch -p1 < ../scripts/realsense-powerlinefrequency-control-fix-${ubuntu_codename}.patch
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fi
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# Applying 3rd-party patch that affects USB2 behavior
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# See reference https://patchwork.kernel.org/patch/9907707/
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if [ ${k_maj_min} -lt 418 ];
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then
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echo -e "\e[32mRetrofit UVC bug fix rectified in 4.18+\e[0m"
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if patch -N --dry-run -p1 < ../scripts/v1-media-uvcvideo-mark-buffer-error-where-overflow.patch; then
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patch -N -p1 < ../scripts/v1-media-uvcvideo-mark-buffer-error-where-overflow.patch
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else
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echo -e "\e[36m Skip the patch - it is already found in the source tree\e[0m"
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fi
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fi
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if [ $xhci_patch -eq 1 ]; then
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echo -e "\e[32mApplying streamoff hotfix patch in videobuf2-core\e[0m"
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patch -p1 < ../scripts/01-Backport-streamoff-vb2-core-hotfix.patch
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echo -e "\e[32mApplying 01-xhci-Add-helper-to-get-hardware-dequeue-pointer-for patch\e[0m"
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patch -p1 < ../scripts/01-xhci-Add-helper-to-get-hardware-dequeue-pointer-for.patch
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echo -e "\e[32mApplying 02-xhci-Add-stream-id-to-to-xhci_dequeue_state-structur patch\e[0m"
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patch -p1 < ../scripts/02-xhci-Add-stream-id-to-to-xhci_dequeue_state-structur.patch
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echo -e "\e[32mApplying 03-xhci-Find-out-where-an-endpoint-or-stream-stopped-fr patch\e[0m"
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patch -p1 < ../scripts/03-xhci-Find-out-where-an-endpoint-or-stream-stopped-fr.patch
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echo -e "\e[32mApplying 04-xhci-remove-unused-stopped_td-pointer patch\e[0m"
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patch -p1 < ../scripts/04-xhci-remove-unused-stopped_td-pointer.patch
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fi
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if [ ${skip_md_patch} -eq 0 ]; then
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echo -e "\e[32mIncrease UVC_URBs in uvcvideo\e[0m"
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patch -p1 < ../scripts/uvcvideo_increase_UVC_URBS.patch
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fi
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if [ $debug_uvc -eq 1 ]; then
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echo -e "\e[32mApplying uvcvideo and videobuf2 debug patch\e[0m"
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patch -p1 < ../scripts/uvc_debug.patch
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fi
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fi
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#Copy configuration
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cp /usr/src/linux-headers-$LINUX_BRANCH/.config .
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cp /usr/src/linux-headers-$LINUX_BRANCH/Module.symvers .
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# Basic build for kernel modules
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echo -e "\e[32mPrepare kernel modules configuration\e[0m"
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#Retpoline script manual retrieval. based on https://github.com/IntelRealSense/librealsense/issues/1493
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#Required since the retpoline patches were introduced into Ubuntu kernels
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if [ ! -f scripts/ubuntu-retpoline-extract-one ]; then
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pwd
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for f in $(find . -name 'retpoline-extract-one'); do cp ${f} scripts/ubuntu-retpoline-extract-one; done;
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echo $$$
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fi
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#Reuse current kernel configuration. Assign default values to newly-introduced options.
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make olddefconfig modules_prepare
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#Replacement of USBcore modules implies usbcore is modular
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[ ${build_usbcore_modules} -eq 1 ] && make menuconfig modules_prepare
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#Vermagic identity is required
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sed -i "s/\".*\"/\"$LINUX_BRANCH\"/g" ./include/generated/utsrelease.h
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sed -i "s/.*/$LINUX_BRANCH/g" ./include/config/kernel.release
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#Patch for Trusty Tahr (Ubuntu 14.05) with GCC not retrofitted with the retpoline patch.
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[ $retpoline_retrofit -eq 1 ] && sed -i "s/#ifdef RETPOLINE/#if (1)/g" ./include/linux/vermagic.h
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if [[ ( $xhci_patch -eq 1 ) && ( $build_usbcore_modules -eq 0 ) ]]; then
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make -j$(($(nproc)-1))
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make modules -j$(($(nproc)-1))
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if [ "$build_only" -eq 0 ]; then
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sudo make modules_install -j$(($(nproc)-1))
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sudo make install
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fi
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echo -e "\e[92m\n\e[1m`sudo make kernelrelease` Kernel has been successfully installed."
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echo -e "\e[92m\n\e[1mScript has completed. Please reboot and load the newly installed Kernel from GRUB list.\n\e[0m"
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exit 0
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fi
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fi # rebuild_ko==0
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# Build the uvc, accel and gyro modules
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KBASE=`pwd`
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cd drivers/media/usb/uvc
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cp $KBASE/Module.symvers .
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echo -e "\e[32mCompiling uvc module\e[0m"
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make -j -C $KBASE M=$KBASE/drivers/media/usb/uvc/ modules
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if [ $k_maj_min -ge 605 ]; then
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make -j -C $KBASE M=$KBASE/drivers/media/common/ modules
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fi
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if [ $skip_hid_patch -eq 0 ]; then
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echo -e "\e[32mCompiling accelerometer and gyro modules\e[0m"
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make -j -C $KBASE M=$KBASE/drivers/iio/accel modules
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make -j -C $KBASE M=$KBASE/drivers/iio/gyro modules
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fi
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echo -e "\e[32mCompiling v4l2-core modules\e[0m"
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make -j -C $KBASE M=$KBASE/drivers/media/v4l2-core modules
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if [[ ( $xhci_patch -eq 1 ) || ( $debug_uvc -eq 1 ) ]]; then
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echo -e "\e[32mCompiling media/common modules\e[0m"
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make -j -C $KBASE M=$KBASE/drivers/media/common/videobuf2 modules
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fi
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# Copy the patched modules to a location
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cp $KBASE/drivers/media/usb/uvc/uvcvideo.ko ~/$LINUX_BRANCH-uvcvideo.ko
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if [[ $k_maj_min -ge 605 ]]; then
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cp $KBASE/drivers/media/common/uvc.ko ~/$LINUX_BRANCH-uvc.ko
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fi
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if [ $skip_hid_patch -eq 0 ]; then
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cp $KBASE/drivers/iio/accel/hid-sensor-accel-3d.ko ~/$LINUX_BRANCH-hid-sensor-accel-3d.ko
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cp $KBASE/drivers/iio/gyro/hid-sensor-gyro-3d.ko ~/$LINUX_BRANCH-hid-sensor-gyro-3d.ko
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fi
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cp $KBASE/drivers/media/v4l2-core/videodev.ko ~/$LINUX_BRANCH-videodev.ko
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if [[ ( $xhci_patch -eq 1 ) || ( $debug_uvc -eq 1 ) ]]; then
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cp $KBASE/drivers/media/common/videobuf2/videobuf2-common.ko ~/$LINUX_BRANCH-videobuf2-common.ko
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cp $KBASE/drivers/media/common/videobuf2/videobuf2-v4l2.ko ~/$LINUX_BRANCH-videobuf2-v4l2.ko
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fi
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if [ $build_usbcore_modules -eq 1 ]; then
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make -j -C $KBASE M=$KBASE/drivers/usb/core modules
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make -j -C $KBASE M=$KBASE/drivers/usb/host modules
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make -j -C $KBASE M=$KBASE/drivers/hid/usbhid modules
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cp $KBASE/drivers/media/v4l2-core/videobuf2-v4l2.ko ~/$LINUX_BRANCH-videobuf2-v4l2.ko
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cp $KBASE/drivers/media/v4l2-core/videobuf2-core.ko ~/$LINUX_BRANCH-videobuf2-core.ko
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cp $KBASE/drivers/media/v4l2-core/v4l2-common.ko ~/$LINUX_BRANCH-v4l2-common.ko
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cp $KBASE/drivers/usb/core/usbcore.ko ~/$LINUX_BRANCH-usbcore.ko
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cp $KBASE/drivers/usb/host/ehci-hcd.ko ~/$LINUX_BRANCH-ehci-hcd.ko
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cp $KBASE/drivers/usb/host/ehci-pci.ko ~/$LINUX_BRANCH-ehci-pci.ko
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cp $KBASE/drivers/usb/host/xhci-hcd.ko ~/$LINUX_BRANCH-xhci-hcd.ko
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cp $KBASE/drivers/usb/host/xhci-pci.ko ~/$LINUX_BRANCH-xhci-pci.ko
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cp $KBASE/drivers/hid/usbhid/usbhid.ko ~/$LINUX_BRANCH-usbhid.ko
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fi
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echo -e "\e[32mPatched kernels modules were created successfully\n\e[0m"
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if [ "$build_only" -eq 1 ]; then
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exit 0
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fi
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# Load the newly-built modules
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# As a precausion start with unloading the core uvcvideo:
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try_unload_module uvcvideo
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try_unload_module videobuf2_v4l2
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[ ${k_maj_min} -ge 500 ] && try_unload_module videobuf2_common
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[ ${k_maj_min} -ge 605 ] && try_unload_module uvc
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try_unload_module videodev
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if [ $build_usbcore_modules -eq 1 ]; then
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echo -e "\e[32mReplacing USB Core modules\e[0m"
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try_unload_module videobuf2_core
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try_unload_module v4l2_common
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#Replace usb subsystem modules
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try_unload_module usbhid
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try_unload_module xhci-pci
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try_unload_module xhci-hcd
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try_unload_module ehci-pci
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try_unload_module ehci-hcd
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try_module_insert usbcore ~/$LINUX_BRANCH-usbcore.ko /lib/modules/`uname -r`/kernel/drivers/usb/core/usbcore.ko
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try_module_insert ehci-hcd ~/$LINUX_BRANCH-ehci-hcd.ko /lib/modules/`uname -r`/kernel/drivers/usb/host/ehci-hcd.ko
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try_module_insert ehci-pci ~/$LINUX_BRANCH-ehci-pci.ko /lib/modules/`uname -r`/kernel/drivers/usb/host/ehci-pci.ko
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try_module_insert xhci-hcd ~/$LINUX_BRANCH-xhci-hcd.ko /lib/modules/`uname -r`/kernel/drivers/usb/host/xhci-hcd.ko
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try_module_insert xhci-pci ~/$LINUX_BRANCH-xhci-pci.ko /lib/modules/`uname -r`/kernel/drivers/usb/host/xhci-pci.ko
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try_module_insert videodev ~/$LINUX_BRANCH-videodev.ko /lib/modules/`uname -r`/kernel/drivers/media/v4l2-core/videodev.ko
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try_module_insert v4l2-common ~/$LINUX_BRANCH-v4l2-common.ko /lib/modules/`uname -r`/kernel/drivers/media/v4l2-core/v4l2-common.ko
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try_module_insert videobuf2_core ~/$LINUX_BRANCH-videobuf2-core.ko /lib/modules/`uname -r`/kernel/drivers/media/v4l2-core/videobuf2-core.ko
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try_module_insert videobuf2_v4l2 ~/$LINUX_BRANCH-videobuf2-v4l2.ko /lib/modules/`uname -r`/kernel/drivers/media/v4l2-core/videobuf2-v4l2.ko
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fi
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if [ ${k_maj_min} -ge 605 ]; then
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try_module_insert uvc ~/$LINUX_BRANCH-uvc.ko /lib/modules/`uname -r`/kernel/drivers/media/common/uvc.ko
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fi
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try_module_insert videodev ~/$LINUX_BRANCH-videodev.ko /lib/modules/`uname -r`/kernel/drivers/media/v4l2-core/videodev.ko
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if [[ ( ${k_maj_min} -ge 500 ) && ( $debug_uvc -eq 1 ) ]]; then
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try_module_insert videobuf2-common ~/$LINUX_BRANCH-videobuf2-common.ko /lib/modules/`uname -r`/kernel/drivers/media/common/videobuf2/videobuf2-common.ko
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fi
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try_module_insert uvcvideo ~/$LINUX_BRANCH-uvcvideo.ko /lib/modules/`uname -r`/kernel/drivers/media/usb/uvc/uvcvideo.ko
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if [ $skip_hid_patch -eq 0 ]; then
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try_module_insert hid_sensor_accel_3d ~/$LINUX_BRANCH-hid-sensor-accel-3d.ko /lib/modules/`uname -r`/kernel/drivers/iio/accel/hid-sensor-accel-3d.ko
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try_module_insert hid_sensor_gyro_3d ~/$LINUX_BRANCH-hid-sensor-gyro-3d.ko /lib/modules/`uname -r`/kernel/drivers/iio/gyro/hid-sensor-gyro-3d.ko
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fi
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echo -e "\e[92m\n\e[1mScript has completed. Please consult the installation guide for further instruction.\n\e[0m"
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