int cbfs_boot_locate(struct cbfsf *fh, const char *name, uint32_t *type)
{
struct region_device rdev;
const struct region_device *boot_dev;
struct cbfs_props props;
if (cbfs_boot_region_properties(&props))
return -1;
/* All boot CBFS operations are performed using the RO devie. */
boot_dev = boot_device_ro();
if (boot_dev == NULL)
return -1;
if (rdev_chain(&rdev, boot_dev, props.offset, props.size))
return -1;
return cbfs_locate(fh, &rdev, name, type);
}
static void *cbfs_locate_file_in_region(const char *region_name, const char *file_name,
uint32_t file_type, uint32_t *file_size)
{
struct region_device rdev;
struct cbfsf fh;
if (file_size != NULL)
*file_size = 0;
if (fmap_locate_area_as_rdev(region_name, &rdev) == 0) {
if (cbfs_locate(&fh, &rdev, file_name, &file_type) == 0) {
if (file_size != NULL)
*file_size = region_device_sz(&fh.data);
return rdev_mmap_full(&fh.data);
} else
printk(BIOS_DEBUG, "%s file not found in %s region\n",
file_name, region_name);
} else
printk(BIOS_DEBUG,"%s region not found while looking for %s\n", region_name,
file_name);
return NULL;
}
