cv22_auto_2.0.3_20190808
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Patch to SDK(cv22_linux_sdk_2.0_20190531.tar.xz)
Usage:
1.Extract Linux kernel in cv22_linux_sdk_2.0
$ cd cv22_linux_sdk_2.0/ambarella
$ export TOOLCHAIN_PATH=1
$ cd boards/cv22_walnut
$ make sync_build_mkcfg
$ make cv22_ipcam_config
$ source ../../build/env/aarch64-linaro-gcc.env
2.Extract cv22_auto_2.0.3_20190808.tar.bz2 under cv22_linux_sdk_2.0/(in the same folder as ambarella/)
$ cd cv22_linux_sdk_2.0
$ tar xjf cv22_auto_2.0.3_20190808.tar.bz2 --same-permissions
3.Apply the patch for source file.
$ cd cv22_auto_2.0.3_20190808
$ chmod +x apply.sh
$ ./apply.sh
4.Make
$ cd cv22_linux_sdk_2.0/ambarella/boards/cv22_walnut
$ make sync_build_mkcfg
$ make cv22_ipcam_config
$ make defconfig_public_linux
$ make -j8