1、芯片：66ak2h
2、开发板 evmk2h
3、根据processors.wiki.ti.com/.../MCSDK_UG_Chapter_Exploring 页面的构建yocto，编译mcsdk
4、出现错误：
ERROR: Function failed: do_compile (see /opt/workspace/ti/oe-layersetup/build/arago-tmp-external-linaro-toolchain/work/cortexa15hf-vfp-neon-3.8-oe-linux-gnueabi/ti-edma3/2.11.13-r1/temp/log.do_compile.28856 for further information)
ERROR: Logfile of failure stored in: /opt/workspace/ti/oe-layersetup/build/arago-tmp-external-linaro-toolchain/work/cortexa15hf-vfp-neon-3.8-oe-linux-gnueabi/ti-edma3/2.11.13-r1/temp/log.do_compile.28856
Log data follows:
| DEBUG: Executing shell function do_compile
| make -C /opt/workspace/ti/oe-layersetup/build/arago-tmp-external-linaro-toolchain/work/cortexa15hf-vfp-neon-3.8-oe-linux-gnueabi/ti-edma3/2.11.13-r1/git/packages edma3_lld_tci6636k2h-evm_a15_libs PLATFORM=tci6636k2h-evm TARGET=a15 ;
| make[1]: Entering directory `/opt/workspace/ti/oe-layersetup/build/arago-tmp-external-linaro-toolchain/work/cortexa15hf-vfp-neon-3.8-oe-linux-gnueabi/ti-edma3/2.11.13-r1/git/packages'
| make[1]: echo: Command not found
| make[1]: *** [edma3_lld_tci6636k2h-evm_a15_libs_drv] Error 127
| make[1]: Leaving directory `/opt/workspace/ti/oe-layersetup/build/arago-tmp-external-linaro-toolchain/work/cortexa15hf-vfp-neon-3.8-oe-linux-gnueabi/ti-edma3/2.11.13-r1/git/packages'
| make: *** [edma3_lld_lib_target] Error 2
| ERROR: Function failed: do_compile (see /opt/workspace/ti/oe-layersetup/build/arago-tmp-external-linaro-toolchain/work/cortexa15hf-vfp-neon-3.8-oe-linux-gnueabi/ti-edma3/2.11.13-r1/temp/log.do_compile.28856 for further information)
ERROR: Task 7 (/opt/workspace/ti/oe-layersetup/sources/meta-mcsdk/meta-arago-extras/recipes-bsp/ti-edma3/ti-edma3_git.bb, do_compile) failed with exit code '1'