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Diffstat (limited to 'docs/getting_started/porting-guide.rst')
-rw-r--r-- | docs/getting_started/porting-guide.rst | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/docs/getting_started/porting-guide.rst b/docs/getting_started/porting-guide.rst index c98f3cc041..7aaeae2f4e 100644 --- a/docs/getting_started/porting-guide.rst +++ b/docs/getting_started/porting-guide.rst @@ -1130,6 +1130,7 @@ This function returns soc version which mainly consist of below fields soc_version[30:24] = JEP-106 continuation code for the SiP soc_version[23:16] = JEP-106 identification code with parity bit for the SiP + soc_version[15:0] = Implementation defined SoC ID Function : plat_get_soc_revision() ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ @@ -1145,6 +1146,18 @@ This function returns soc revision in below format soc_revision[0:30] = SOC revision of specific SOC +Function : plat_is_smccc_feature_available() +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +:: + + Argument : u_register_t + Return : int32_t + +This function returns SMC_ARCH_CALL_SUCCESS if the platform supports +the SMCCC function specified in the argument; otherwise returns +SMC_ARCH_CALL_NOT_SUPPORTED. + Modifications specific to a Boot Loader stage --------------------------------------------- |