C++ (Cpp) genimg_get_kernel_addr_fit Examples

Example #1

File: image.c Project: test1954/maxle-uboot-v3

/**
 * genimg_get_kernel_addr() is the simple version of
 * genimg_get_kernel_addr_fit(). It ignores those return FIT strings
 */
ulong genimg_get_kernel_addr(char * const img_addr)
{
	const char *fit_uname_config = NULL;
	const char *fit_uname_kernel = NULL;

	return genimg_get_kernel_addr_fit(img_addr, &fit_uname_config,
					  &fit_uname_kernel);
}

Example #2

File: bootm.c Project: Gateworks/u-boot-cns3xxx

/**
 * boot_get_kernel - find kernel image
 * @os_data: pointer to a ulong variable, will hold os data start address
 * @os_len: pointer to a ulong variable, will hold os data length
 *
 * boot_get_kernel() tries to find a kernel image, verifies its integrity
 * and locates kernel data.
 *
 * returns:
 *     pointer to image header if valid image was found, plus kernel start
 *     address and length, otherwise NULL
 */
static const void *boot_get_kernel(cmd_tbl_t *cmdtp, int flag, int argc,
				   char * const argv[], bootm_headers_t *images,
				   ulong *os_data, ulong *os_len)
{
#if defined(CONFIG_IMAGE_FORMAT_LEGACY)
	image_header_t	*hdr;
#endif
	ulong		img_addr;
	const void *buf;
	const char	*fit_uname_config = NULL;
	const char	*fit_uname_kernel = NULL;
#if defined(CONFIG_FIT)
	int		os_noffset;
#endif

	img_addr = genimg_get_kernel_addr_fit(argc < 1 ? NULL : argv[0],
					      &fit_uname_config,
					      &fit_uname_kernel);

	bootstage_mark(BOOTSTAGE_ID_CHECK_MAGIC);

	/* copy from dataflash if needed */
	img_addr = genimg_get_image(img_addr);

	/* check image type, for FIT images get FIT kernel node */
	*os_data = *os_len = 0;
	buf = map_sysmem(img_addr, 0);
	switch (genimg_get_format(buf)) {
#if defined(CONFIG_IMAGE_FORMAT_LEGACY)
	case IMAGE_FORMAT_LEGACY:
		printf("## Booting kernel from Legacy Image at %08lx ...\n",
		       img_addr);
		hdr = image_get_kernel(img_addr, images->verify);
		if (!hdr)
			return NULL;
		bootstage_mark(BOOTSTAGE_ID_CHECK_IMAGETYPE);

		/* get os_data and os_len */
		switch (image_get_type(hdr)) {
		case IH_TYPE_KERNEL:
		case IH_TYPE_KERNEL_NOLOAD:
			*os_data = image_get_data(hdr);
			*os_len = image_get_data_size(hdr);
			break;
		case IH_TYPE_MULTI:
			image_multi_getimg(hdr, 0, os_data, os_len);
			break;
		case IH_TYPE_STANDALONE:
			*os_data = image_get_data(hdr);
			*os_len = image_get_data_size(hdr);
			break;
		default:
			printf("Wrong Image Type for %s command\n",
			       cmdtp->name);
			bootstage_error(BOOTSTAGE_ID_CHECK_IMAGETYPE);
			return NULL;
		}

		/*
		 * copy image header to allow for image overwrites during
		 * kernel decompression.
		 */
		memmove(&images->legacy_hdr_os_copy, hdr,
			sizeof(image_header_t));

		/* save pointer to image header */
		images->legacy_hdr_os = hdr;

		images->legacy_hdr_valid = 1;
		bootstage_mark(BOOTSTAGE_ID_DECOMP_IMAGE);
		break;
#endif
#if defined(CONFIG_FIT)
	case IMAGE_FORMAT_FIT:
		os_noffset = fit_image_load(images, img_addr,
				&fit_uname_kernel, &fit_uname_config,
				IH_ARCH_DEFAULT, IH_TYPE_KERNEL,
				BOOTSTAGE_ID_FIT_KERNEL_START,
				FIT_LOAD_IGNORED, os_data, os_len);
		if (os_noffset < 0)
			return NULL;

		images->fit_hdr_os = map_sysmem(img_addr, 0);
		images->fit_uname_os = fit_uname_kernel;
		images->fit_uname_cfg = fit_uname_config;
		images->fit_noffset_os = os_noffset;
		break;
#endif
#ifdef CONFIG_ANDROID_BOOT_IMAGE
	case IMAGE_FORMAT_ANDROID:
		printf("## Booting Android Image at 0x%08lx ...\n", img_addr);
		if (android_image_get_kernel(buf, images->verify,
					     os_data, os_len))
			return NULL;
		break;
#endif
	default:
		printf("Wrong Image Format for %s command\n", cmdtp->name);
		bootstage_error(BOOTSTAGE_ID_FIT_KERNEL_INFO);
		return NULL;
	}

	debug("   kernel data at 0x%08lx, len = 0x%08lx (%ld)\n",
	      *os_data, *os_len, *os_len);

	return buf;
}