Jimmy Zhang dc126cfdc1 Add support for update pubkey and rsa-pss signatures ...

Create new configuration keywords:
   RsaKeyModulusFile: pubkey modulus
   RsaPssSigBlFile:   bootloader rsa pss signature
   RsaPssSigBctFile:  bct rsa pss signature

Sample Configuration file update_bl_sig.cfg
   RsaKeyModulusFile = pubkey.mod;
   RsaPssSigBlFile = bl.sig;

where pubkey.mod and bl.sig are files that contain the public key
modulus and bootloader's rsa-pss signature respectively.

public key modulus and signature are created through utilities
outside cbootimage.

Command line example:
 $ cbootimage -s tegra210 -u update_bl_sig.cfg image.bin image.bin-bl-signed

Above three new keywords added in this CL are only implemented to support
for T210.

Signed-off-by: Jimmy Zhang <jimmzhang@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>

2015-10-19 17:33:18 -06:00

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