88 lines
1.7 KiB
C
88 lines
1.7 KiB
C
#include "dev.h"
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#include "buffer.h"
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#include "load_buffer.h"
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#include "image.h"
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#include <console.h>
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static struct image images[0] __image_start;
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static struct image images_end[0] __image_end;
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/*
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* Print all images
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*
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*/
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void print_images ( void ) {
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struct image *image;
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for ( image = images ; image < images_end ; image++ ) {
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printf ( "%s ", image->name );
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}
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}
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#if 0
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/*
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* Identify the image format
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*
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*/
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static struct image * identify_image ( physaddr_t start, physaddr_t len,
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void **context ) {
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struct image *image;
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for ( image = images ; image < images_end ; image++ ) {
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if ( image->probe ( start, len, context ) )
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return image;
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}
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return NULL;
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}
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/*
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* Load an image into memory at a location determined by the image
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* format
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*
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*/
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int autoload ( struct dev *dev, struct image **image, void **context ) {
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struct buffer buffer;
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int rc = 0;
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/* Prepare the load buffer */
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if ( ! init_load_buffer ( &buffer ) ) {
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DBG ( "IMAGE could not initialise load buffer\n" );
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goto out;
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}
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/* Load the image into the load buffer */
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if ( ! load ( dev, &buffer ) ) {
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DBG ( "IMAGE could not load image\n" );
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goto out_free;
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}
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/* Shrink the load buffer */
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trim_load_buffer ( &buffer );
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/* Identify the image type */
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*image = identify_image ( buffer.start, buffer.fill, context );
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if ( ! *image ) {
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DBG ( "IMAGE could not identify image type\n" );
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goto out_free;
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}
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/* Move the image into the target location */
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if ( ! (*image)->load ( buffer.start, buffer.fill, *context ) ) {
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DBG ( "IMAGE could not move to target location\n" );
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goto out_free;
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}
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/* Return success */
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rc = 1;
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out_free:
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/* Free the load buffer */
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done_load_buffer ( &buffer );
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out:
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return rc;
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}
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#endif
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