efi_loader: documentation of image loader

- Add missing function descriptions.
- Update existing function descriptions to match Sphinx style.
- Add lib/efi_loader/efi_image_loader.c to the input files for Sphinx
  generated documentation.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>

diff --git a/Documentation/efi.rst b/Documentation/efi.rst
index 51c1de2..5337a55 100644 (file)
--- a/Documentation/efi.rst
+++ b/Documentation/efi.rst
@@ -9,6 +9,12 @@ Boot services
 .. kernel-doc:: lib/efi_loader/efi_boottime.c
    :internal:
 
+Image relocation
+~~~~~~~~~~~~~~~~
+
+.. kernel-doc:: lib/efi_loader/efi_image_loader.c
+   :internal:
+
 Runtime services
 ----------------
 

diff --git a/lib/efi_loader/efi_image_loader.c b/lib/efi_loader/efi_image_loader.c
index b55c284..cec17ea 100644 (file)
--- a/lib/efi_loader/efi_image_loader.c
+++ b/lib/efi_loader/efi_image_loader.c
@@ -42,8 +42,8 @@ static int machines[] = {
 #endif
        0 };
 
-/*
- * Print information about a loaded image.
+/**
+ * efi_print_image_info() - print information about a loaded image
  *
  * If the program counter is located within the image the offset to the base
  * address is shown.
@@ -51,7 +51,7 @@ static int machines[] = {
  * @obj:       EFI object
  * @image:     loaded image
  * @pc:                program counter (use NULL to suppress offset output)
- * @return:    status code
+ * Return:     status code
  */
 static efi_status_t efi_print_image_info(struct efi_loaded_image_obj *obj,
                                         struct efi_loaded_image *image,
@@ -69,8 +69,8 @@ static efi_status_t efi_print_image_info(struct efi_loaded_image_obj *obj,
        return EFI_SUCCESS;
 }
 
-/*
- * Print information about all loaded images.
+/**
+ * efi_print_image_infos() - print information about all loaded images
  *
  * @pc:                program counter (use NULL to suppress offset output)
  */
@@ -90,6 +90,15 @@ void efi_print_image_infos(void *pc)
        }
 }
 
+/**
+ * efi_loader_relocate() - relocate UEFI binary
+ *
+ * @rel:               pointer to the relocation table
+ * @rel_size:          size of the relocation table in bytes
+ * @efi_reloc:         actual load address of the image
+ * @pref_address:      preferred load address of the image
+ * Return:             status code
+ */
 static efi_status_t efi_loader_relocate(const IMAGE_BASE_RELOCATION *rel,
                        unsigned long rel_size, void *efi_reloc,
                        unsigned long pref_address)
@@ -159,11 +168,12 @@ void __weak invalidate_icache_all(void)
        /* If the system doesn't support icache_all flush, cross our fingers */
 }
 
-/*
- * Determine the memory types to be used for code and data.
+/**
+ * efi_set_code_and_data_type() - determine the memory types to be used for code
+ *                               and data.
  *
- * @loaded_image_info  image descriptor
- * @image_type         field Subsystem of the optional header for
+ * @loaded_image_info: image descriptor
+ * @image_type:                field Subsystem of the optional header for
  *                     Windows specific field
  */
 static void efi_set_code_and_data_type(