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Diffstat (limited to 'docs/porting-guide.md')
| -rw-r--r-- | docs/porting-guide.md | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/docs/porting-guide.md b/docs/porting-guide.md index 2c828c27..5e823e81 100644 --- a/docs/porting-guide.md +++ b/docs/porting-guide.md @@ -1001,10 +1001,13 @@ structure in BL2 memory. Argument : image_info *, entry_point_info * Return : void -This function is called after loading BL3-1 image and it can be used to -overwrite the entry point set by loader and also set the security state -and SPSR which represents the entry point system state for BL3-1. +In the normal boot flow, this function is called after loading BL3-1 image and +it can be used to overwrite the entry point set by loader and also set the +security state and SPSR which represents the entry point system state for BL3-1. +When booting an EL3 payload instead, this function is called after populating +its entry point address and can be used for the same purpose for the payload +image. It receives a null pointer as its first argument in this case. ### Function : bl2_plat_set_bl32_ep_info() [mandatory] |