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Diffstat (limited to 'docs')
| -rw-r--r-- | docs/porting-guide.rst | 23 |
1 files changed, 17 insertions, 6 deletions
diff --git a/docs/porting-guide.rst b/docs/porting-guide.rst index 7683ded0..57da340a 100644 --- a/docs/porting-guide.rst +++ b/docs/porting-guide.rst @@ -1424,10 +1424,22 @@ The purpose of this function is to return a pointer to a ``meminfo`` structure populated with the extents of secure RAM available for BL2 to use. See ``bl2_early_platform_setup()`` above. -Following function is required only when LOAD\_IMAGE\_V2 is enabled. +Following functions are optionally used only when LOAD\_IMAGE\_V2 is enabled. -Function : bl2\_plat\_handle\_post\_image\_load() [mandatory] -~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +Function : bl2\_plat\_handle\_pre\_image\_load() [optional] +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +:: + + Argument : unsigned int + Return : int + +This function can be used by the platforms to update/use image information +for given ``image_id``. This function is currently invoked in BL2 before +loading each image, when LOAD\_IMAGE\_V2 is enabled. + +Function : bl2\_plat\_handle\_post\_image\_load() [optional] +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ :: @@ -1435,9 +1447,8 @@ Function : bl2\_plat\_handle\_post\_image\_load() [mandatory] Return : int This function can be used by the platforms to update/use image information -for given ``image_id``. This function is currently invoked in BL2 to handle -BL image specific information based on the ``image_id`` passed, when -LOAD\_IMAGE\_V2 is enabled. +for given ``image_id``. This function is currently invoked in BL2 after +loading each image, when LOAD\_IMAGE\_V2 is enabled. Following functions are required only when LOAD\_IMAGE\_V2 is disabled. |