On 03/10/2015 01:38 AM, Gaurav Rana wrote: > 1. Default environment will be used for secure boot flow > which can't be edited or saved. > 2. Command for secure boot is predefined in the default > environment which will run on autoboot (and autoboot is > the only option allowed in case of secure boot) and it > looks like this: > #define CONFIG_SECBOOT \ > "setenv bs_hdraddr 0xe8e00000;" \ > "esbc_validate $bs_hdraddr;" \ > "source $img_addr;" \ > "esbc_halt;" > #endif > 3. Boot Script can contain esbc_validate commands and bootm command. > Uboot source command used in default secure boot command will > run the bootscript. > 4. Command esbc_halt added to ensure either bootm executes > after validation of images or core should just spin. > What's the purpose of "esbc_halt"? Once it enters the spin, how to get it out?
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