代码下载

• repo init -u gitadmin@gitmirror.spreadtrum.com:android/platform/manifest.git -b sprdroid9.0_trunk
• repo sync -dcq -j4

代码编译

• source ./build/envsetup.sh
• lunch 12
• kheader
• make bootimage -j4
• make systemimage -j4

Android Q

• cd bsp; source build/envsetup.sh; lunch 2; make headers;make modules
• cd ${CodeBase}; source build/envsetup.sh; lunch 31;make bootimage -j4 ; cd vendor/sprd/modules/libcamera; mma -j4

烧写kernel & camear动态库

• sudo ./out/host/linux-x86/bin/fastboot flash boot ./out/target/product/sp9861e_1h10/boot.img
• adb push ./out/target/product/s9863a1h10/vendor/lib /vendor/lib

adb操作

• adb root
• adb remount
• adb kill-server
• adb start-server

git操作

• git blame
• git show
• git diff
• git log
• git status
• git checkout
• git branch -a
• git gui
• git push ssh://frank.zhou@10.0.0.160:29418/vendor/sprd/modules/libcamera HEAD:refs/for/9.0_camera_trunk
• git push ssh://frank.zhou@10.0.0.160:29418/kernel/common HEAD:refs/for/sprdlinux4.4

property

• raw capture
  adb shell setprop persist.vendor.cam.raw.mode raw
• test pattern
  adb shell setprop debug.camera.test.mode 1

log capture

• open kernel log
  • adb shell “echo 7> /proc/sys/kernel/printk”
  • adb shell “cat /proc/sys/kernel/printk”
• user log
  ~/mk.sh 12 ~/Workspace/log/sharkl3/klog_20190411_01.txt
  adb logcat -c && adb shell logcat -v time | tee ~/Workspace/log/sharkl3/ulog_20190411_01.txt
• kernel log
  ~/mk.sh 13 ~/Workspace/log/sharkl3/ulog_20190411_01.txt
  adb shell cat /proc/kmsg | tee ~/Workspace/log/sharkl3/klog_20190411_01.txt

关闭selinux

adb shell setenforce 0
adb shell getenforce

关闭zsl

adb shell setprop persist.sys.cam.zsl false
停止/开启cameraserver
adb shell stop cameraserver
adb shell start cameraserver

crash分析

./crash/crash_arm64 -m phys_offset=0x80000000 vmlinux sysdump --cpus 8

关键文件位置

BoardConfig.mk ${codebase}/device/sprd/iwhale2/sp9861e_1h10/BoardConfig.mk
KernelConfig ${codebase}/kernel/arch/arm64/configs/sprd_sharklj1_defconfig
DTS ${codebase}/kernel/arch/arm64/boot/dts/sprd/sharklJ1.dtsi

双摄校准

adb shell setprop persist.vendor.cam.bokeh.dump capdepth

常见问题

• couldn’t create file: Read-only file system
  adb shell “mount -o rw,remount /mnt/vendor/socko”

持载ssh目录至本地

sudo sshfs -o cache=yes,allow_other frank.zhou@shcompiler.unisoc.com:/home12/frank.zhou /home/local/SPREADTRUM/frank.zhou/Workspace/shcompiler

open debug print

• adb root
• adb shell
• echo -n ‘file isp_core.c +p’ > /sys/kernel/debug/dynamic_debug/control
• echo -n ‘fille cam_core.c +p’ > /sys/kernel/debug/dynamic_debug/control
• 清除所有pr_debug输出的log:
  echo -n ‘file *.c -p’ > /sys/kernel/debug/dynamic_debug/control
• 查看Linux所有线程
  ps -AT | grep zoom

AndroidR

• open ISP_LOGV打印
  adb shell setprop persist.vendor.cam.mlog.loglevel 555555