4  * SPDX-License-Identifier:     GPL-2.0+
26 #define DEFAULT_DTB_FILE		"rk-kernel.dtb"
30  * ----------------------------------------------
34  * ---------------------------------------------|
38  * ------------------------                     |
42  * ------------------------                     |
44  * ------------------------                     |
48  * ----------------------------------------------
52  * ----------------------------------------------
56  * ----------------------------------------------
58  * |---------------------------------------------
62  * ----------------------------------------------
71  * @blks: the size of the header ( 1 block = 512 bytes)
80 	uint8_t		blks;  member
99 	return memcmp(RESOURCE_MAGIC, hdr->magic, RESOURCE_MAGIC_SIZE);  in resource_check_header()
104 	printf("%s\n", f->name);  in resource_dump()
105 	printf("  blk_start:  0x%08lx\n", (ulong)f->blk_start);  in resource_dump()
106 	printf("  blk_offset: 0x%08lx\n", (ulong)f->blk_offset);  in resource_dump()
107 	printf("  size:       0x%08x\n", f->size);  in resource_dump()
108 	printf("  in_ram:     %d\n", f->in_ram);  in resource_dump()
109 	printf("  hash_size:  %d\n\n", f->hash_size);  in resource_dump()
124 		if (!strcmp(f->name, name)) {  in resource_add_file()
133 			return -ENOMEM;  in resource_add_file()
135 		list_add_tail(&f->link, &entry_head);  in resource_add_file()
138 	strcpy(f->name, name);  in resource_add_file()
139 	f->size       = size;  in resource_add_file()
140 	f->in_ram     = in_ram;  in resource_add_file()
141 	f->blk_start  = blk_start;  in resource_add_file()
142 	f->blk_offset = blk_offset;  in resource_add_file()
143 	f->hash_size  = hash_size;  in resource_add_file()
144 	memcpy(f->hash, hash, hash_size);  in resource_add_file()
159 	pos = (void *)hdr + hdr->c_offset * desc->blksz;  in resource_setup_list()
160 	stride = hdr->e_blks * desc->blksz;  in resource_setup_list()
162 	for (i = 0; i < hdr->e_nums; i++) {  in resource_setup_list()
164 		if (memcmp(et->tag, ENTRY_TAG, ENTRY_TAG_SIZE))  in resource_setup_list()
167 		resource_add_file(et->name, et->size,  in resource_setup_list()
168 				  blk_start, et->blk_offset,  in resource_setup_list()
169 				  et->hash, et->hash_size, in_ram);  in resource_setup_list()
178 		return -ENODEV;  in resource_setup_ram_list()
182 		return -EINVAL;  in resource_setup_ram_list()
195  * kernel or user-space dynamically.
199  *   |----------------------| 0x00
201  *   |----------------------| -> 512-byte aligned
203  *   |----------------------|
208  * 	cat logo.bmp > logo.img && truncate -s %512 logo.img && cat logo_kernel.bmp >> logo.img
222 	header = memalign(ARCH_DMA_MINALIGN, desc->blksz);  in resource_setup_logo_bmp()
224 		return -ENOMEM;  in resource_setup_logo_bmp()
228 			ret = -EIO;  in resource_setup_logo_bmp()
232 		if (header->signature[0] != 'B' || header->signature[1] != 'M') {  in resource_setup_logo_bmp()
233 			ret = -EINVAL;  in resource_setup_logo_bmp()
237 		filesz = get_unaligned_le32(&header->file_size);  in resource_setup_logo_bmp()
244 		blk_offset += DIV_ROUND_UP(filesz, desc->blksz);  in resource_setup_logo_bmp()
262 	hdr = memalign(ARCH_DMA_MINALIGN, desc->blksz);  in resource_setup_blk_list()
264 		return -ENOMEM;  in resource_setup_blk_list()
267 		ret = -EIO;  in resource_setup_blk_list()
274 			ret = -EINVAL;  in resource_setup_blk_list()
286 	blk_cnt = hdr->e_blks * hdr->e_nums;  in resource_setup_blk_list()
287 	hdr = realloc(hdr, (1 + blk_cnt) * desc->blksz);  in resource_setup_blk_list()
289 		ret = -ENOMEM;  in resource_setup_blk_list()
293 	buf = (void *)hdr + desc->blksz;  in resource_setup_blk_list()
294 	if (blk_dread(desc, blk_start + hdr->c_offset, blk_cnt, buf) != blk_cnt) {  in resource_setup_blk_list()
295 		ret = -EIO;  in resource_setup_blk_list()
311 	printf("RESC: '%s', blk@0x%08lx\n", part->name, part->start + blk_offset);  in resource_init()
318 	if (blk_dread(desc, part->start, 1, hdr) != 1)  in resource_init()
319 		return -EIO;  in resource_init()
321 	/* only handle android boot/recovery.img and resource.img, ignore fit */  in resource_init()
324 		ret = android_image_verify_resource((const char *)part->name, &resc_buf);  in resource_init()
326 			printf("RESC: '%s', avb verify fail: %d\n", part->name, ret);  in resource_init()
339 	return resource_setup_blk_list(desc, part->start + blk_offset);  in resource_init()
349 		return -ENODEV;  in resource_default()
365 		return -ENODEV;  in resource_scan()
373 	if (!ret || ret != -EAGAIN)  in resource_scan()
378 	if (!ret || ret != -EAGAIN)  in resource_scan()
387 	/* partition priority: boot/recovery > resource */  in resource_scan()
390 			return -EIO;  in resource_scan()
395 				return -ENOENT;  in resource_scan()
397 			printf("RESC: '%s' -> '%s'\n", name, part.name);  in resource_scan()
401 			return -ENOENT;  in resource_scan()
404 	/* now, 'part' can be boot/recovery/resource */  in resource_scan()
407 	return -ENOENT;  in resource_scan()
420 		if (!strcmp(f->name, name))  in resource_get_file()
435 		return -ENODEV;  in rockchip_read_resource_file()
440 		return -ENOENT;  in rockchip_read_resource_file()
443 	if (len <= 0 || len > f->size)  in rockchip_read_resource_file()
444 		len = f->size;  in rockchip_read_resource_file()
446 	if (f->in_ram) {  in rockchip_read_resource_file()
447 		pos = f->blk_start + (f->blk_offset + blk_offset) * desc->blksz;  in rockchip_read_resource_file()
450 		blk_cnt = DIV_ROUND_UP(len, desc->blksz);  in rockchip_read_resource_file()
452 			      f->blk_start + f->blk_offset + blk_offset,  in rockchip_read_resource_file()
454 			len = -EIO;  in rockchip_read_resource_file()
469 		return -ENOENT;  in rockchip_read_resource_dtb()
478 		return -ENODEV;  in rockchip_read_resource_dtb()
480 	ret = rockchip_read_resource_file(fdt_addr, f->name, 0, 0);  in rockchip_read_resource_dtb()
485 		return -EBADF;  in rockchip_read_resource_dtb()
487 	*hash = f->hash;  in rockchip_read_resource_dtb()
488 	*hash_size = f->hash_size;  in rockchip_read_resource_dtb()
490 	printf("DTB: %s\n", f->name);  in rockchip_read_resource_dtb()