/**
* fit_image_check_type - check whether image node is of a given type
* @fit: pointer to the FIT format image header
* @noffset: component image node offset
* @type: requested image type
*
* fit_image_check_type() reads image type property and compares its numeric
* id with the requested type. Comparison result is returned to the caller.
*
* returns:
* 1 if image is of given type
* 0 otherwise (or on error)
*/
int fit_image_check_type(const void *fit, int noffset, uint8_t type)
{
uint8_t image_type;
if (fit_image_get_type(fit, noffset, &image_type))
return 0;
return (type == image_type);
}
static int bootm_host_load_image(const void *fit, int req_image_type)
{
const char *fit_uname_config = NULL;
ulong data, len;
bootm_headers_t images;
int noffset;
ulong load_end;
uint8_t image_type;
uint8_t imape_comp;
void *load_buf;
int ret;
memset(&images, '\0', sizeof(images));
images.verify = 1;
noffset = fit_image_load(&images, (ulong)fit,
NULL, &fit_uname_config,
IH_ARCH_DEFAULT, req_image_type, -1,
FIT_LOAD_IGNORED, &data, &len);
if (noffset < 0)
return noffset;
if (fit_image_get_type(fit, noffset, &image_type)) {
puts("Can't get image type!\n");
return -EINVAL;
}
if (fit_image_get_comp(fit, noffset, &imape_comp)) {
puts("Can't get image compression!\n");
return -EINVAL;
}
/* Allow the image to expand by a factor of 4, should be safe */
load_buf = malloc((1 << 20) + len * 4);
ret = bootm_decomp_image(imape_comp, 0, data, image_type, load_buf,
(void *)data, len, CONFIG_SYS_BOOTM_LEN,
&load_end);
free(load_buf);
if (ret && ret != BOOTM_ERR_UNIMPLEMENTED)
return ret;
return 0;
}
/**
* fit_image_print - prints out the FIT component image details
* @fit: pointer to the FIT format image header
* @image_noffset: offset of the component image node
* @p: pointer to prefix string
*
* fit_image_print() lists all mandatory properies for the processed component
* image. If present, hash nodes are printed out as well. Load
* address for images of type firmware is also printed out. Since the load
* address is not mandatory for firmware images, it will be output as
* "unavailable" when not present.
*
* returns:
* no returned results
*/
void fit_image_print(const void *fit, int image_noffset, const char *p)
{
char *desc;
uint8_t type, arch, os, comp;
size_t size;
ulong load, entry;
const void *data;
int noffset;
int ndepth;
int ret;
/* Mandatory properties */
ret = fit_get_desc(fit, image_noffset, &desc);
printf("%s Description: ", p);
if (ret)
printf("unavailable\n");
else
printf("%s\n", desc);
fit_image_get_type(fit, image_noffset, &type);
printf("%s Type: %s\n", p, genimg_get_type_name(type));
fit_image_get_comp(fit, image_noffset, &comp);
printf("%s Compression: %s\n", p, genimg_get_comp_name(comp));
ret = fit_image_get_data(fit, image_noffset, &data, &size);
#ifndef USE_HOSTCC
printf("%s Data Start: ", p);
if (ret) {
printf("unavailable\n");
} else {
void *vdata = (void *)data;
printf("0x%08lx\n", (ulong)map_to_sysmem(vdata));
}
#endif
printf("%s Data Size: ", p);
if (ret)
printf("unavailable\n");
else
genimg_print_size(size);
/* Remaining, type dependent properties */
if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE) ||
(type == IH_TYPE_RAMDISK) || (type == IH_TYPE_FIRMWARE) ||
(type == IH_TYPE_FLATDT)) {
fit_image_get_arch(fit, image_noffset, &arch);
printf("%s Architecture: %s\n", p, genimg_get_arch_name(arch));
}
if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_RAMDISK)) {
fit_image_get_os(fit, image_noffset, &os);
printf("%s OS: %s\n", p, genimg_get_os_name(os));
}
if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE) ||
(type == IH_TYPE_FIRMWARE) || (type == IH_TYPE_RAMDISK)) {
ret = fit_image_get_load(fit, image_noffset, &load);
printf("%s Load Address: ", p);
if (ret)
printf("unavailable\n");
else
printf("0x%08lx\n", load);
}
if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE) ||
(type == IH_TYPE_RAMDISK)) {
fit_image_get_entry(fit, image_noffset, &entry);
printf("%s Entry Point: ", p);
if (ret)
printf("unavailable\n");
else
printf("0x%08lx\n", entry);
}
/* Process all hash subnodes of the component image node */
for (ndepth = 0, noffset = fdt_next_node(fit, image_noffset, &ndepth);
(noffset >= 0) && (ndepth > 0);
noffset = fdt_next_node(fit, noffset, &ndepth)) {
if (ndepth == 1) {
/* Direct child node of the component image node */
fit_image_print_verification_data(fit, noffset, p);
}
}
}
static int bootm_start(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
ulong mem_start;
phys_size_t mem_size;
void *os_hdr;
int ret;
memset ((void *)&images, 0, sizeof (images));
images.verify = getenv_yesno ("verify");
lmb_init(&images.lmb);
mem_start = getenv_bootm_low();
mem_size = getenv_bootm_size();
lmb_add(&images.lmb, (phys_addr_t)mem_start, mem_size);
arch_lmb_reserve(&images.lmb);
board_lmb_reserve(&images.lmb);
/* get kernel image header, start address and length */
os_hdr = boot_get_kernel (cmdtp, flag, argc, argv,
&images, &images.os.image_start, &images.os.image_len);
if (images.os.image_len == 0) {
puts ("ERROR: can't get kernel image!\n");
return 1;
}
/* get image parameters */
switch (genimg_get_format (os_hdr)) {
case IMAGE_FORMAT_LEGACY:
images.os.type = image_get_type (os_hdr);
images.os.comp = image_get_comp (os_hdr);
images.os.os = image_get_os (os_hdr);
images.os.end = image_get_image_end (os_hdr);
images.os.load = image_get_load (os_hdr);
break;
#if defined(CONFIG_FIT)
case IMAGE_FORMAT_FIT:
if (fit_image_get_type (images.fit_hdr_os,
images.fit_noffset_os, &images.os.type)) {
puts ("Can't get image type!\n");
show_boot_progress (-109);
return 1;
}
if (fit_image_get_comp (images.fit_hdr_os,
images.fit_noffset_os, &images.os.comp)) {
puts ("Can't get image compression!\n");
show_boot_progress (-110);
return 1;
}
if (fit_image_get_os (images.fit_hdr_os,
images.fit_noffset_os, &images.os.os)) {
puts ("Can't get image OS!\n");
show_boot_progress (-111);
return 1;
}
images.os.end = fit_get_end (images.fit_hdr_os);
if (fit_image_get_load (images.fit_hdr_os, images.fit_noffset_os,
&images.os.load)) {
puts ("Can't get image load address!\n");
show_boot_progress (-112);
return 1;
}
break;
#endif
default:
puts ("ERROR: unknown image format type!\n");
return 1;
}
/* find kernel entry point */
if (images.legacy_hdr_valid) {
images.ep = image_get_ep (&images.legacy_hdr_os_copy);
#if defined(CONFIG_FIT)
} else if (images.fit_uname_os) {
ret = fit_image_get_entry (images.fit_hdr_os,
images.fit_noffset_os, &images.ep);
if (ret) {
puts ("Can't get entry point property!\n");
return 1;
}
#endif
} else {
puts ("Could not find kernel entry point!\n");
return 1;
}
if (images.os.os == IH_OS_LINUX) {
/* find ramdisk */
ret = boot_get_ramdisk (argc, argv, &images, IH_INITRD_ARCH,
&images.rd_start, &images.rd_end);
if (ret) {
puts ("Ramdisk image is corrupt or invalid\n");
return 1;
}
#if defined(CONFIG_OF_LIBFDT)
#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_SPARC)
/* find flattened device tree */
ret = boot_get_fdt (flag, argc, argv, &images,
&images.ft_addr, &images.ft_len);
if (ret) {
puts ("Could not find a valid device tree\n");
return 1;
}
set_working_fdt_addr(images.ft_addr);
#endif
#endif
}
images.os.start = (ulong)os_hdr;
images.state = BOOTM_STATE_START;
return 0;
}
static int ait_menu_check_image(void)
{
char *s;
unsigned long fit_addr;
void *addr;
int format;
char *desc;
char *subtype;
int images_noffset;
int noffset;
int ndepth;
int count = 0;
int ret;
int i;
int found_uboot = -1;
int found_ramdisk = -1;
memset(imgs, 0, sizeof(imgs));
s = getenv("fit_addr_r");
fit_addr = s ? (unsigned long)simple_strtol(s, NULL, 16) : \
CONFIG_BOARD_IMG_ADDR_R;
addr = (void *)fit_addr;
/* check if it is a FIT image */
format = genimg_get_format(addr);
if (format != IMAGE_FORMAT_FIT)
return -EINVAL;
if (!fit_check_format(addr))
return -EINVAL;
/* print the FIT description */
ret = fit_get_desc(addr, 0, &desc);
printf("FIT description: ");
if (ret)
printf("unavailable\n");
else
printf("%s\n", desc);
/* find images */
images_noffset = fdt_path_offset(addr, FIT_IMAGES_PATH);
if (images_noffset < 0) {
printf("Can't find images parent node '%s' (%s)\n",
FIT_IMAGES_PATH, fdt_strerror(images_noffset));
return -EINVAL;
}
/* Process its subnodes, print out component images details */
for (ndepth = 0, count = 0,
noffset = fdt_next_node(addr, images_noffset, &ndepth);
(noffset >= 0) && (ndepth > 0);
noffset = fdt_next_node(addr, noffset, &ndepth)) {
if (ndepth == 1) {
/*
* Direct child node of the images parent node,
* i.e. component image node.
*/
printf("Image %u (%s)\n", count,
fit_get_name(addr, noffset, NULL));
fit_image_print(addr, noffset, "");
fit_image_get_type(addr, noffset,
&imgs[count].type);
/* Mandatory properties */
ret = fit_get_desc(addr, noffset, &desc);
printf("Description: ");
if (ret)
printf("unavailable\n");
else
printf("%s\n", desc);
ret = fit_get_subtype(addr, noffset, &subtype);
printf("Subtype: ");
if (ret) {
printf("unavailable\n");
} else {
imgs[count].subtype = ait_subtype_nr(subtype);
printf("%s %d\n", subtype,
imgs[count].subtype);
}
sprintf(imgs[count].desc, "%s", desc);
ret = fit_image_get_data(addr, noffset,
&imgs[count].data,
&imgs[count].size);
printf("Data Size: ");
if (ret)
printf("unavailable\n");
else
genimg_print_size(imgs[count].size);
printf("Data @ %p\n", imgs[count].data);
count++;
}
}
for (i = 0; i < count; i++) {
if (imgs[i].subtype == FIT_SUBTYPE_UBOOT_IMAGE)
found_uboot = i;
if (imgs[i].type == IH_TYPE_RAMDISK) {
found_ramdisk = i;
imgs[i].subtype = FIT_SUBTYPE_RAMDISK_IMAGE;
}
}
/* dvn_* env var update, if the FIT descriptors are different */
if (found_uboot >= 0) {
s = getenv("dvn_boot_vers");
if (s) {
ret = strcmp(s, imgs[found_uboot].desc);
if (ret != 0) {
setenv("x_dvn_boot_vers",
imgs[found_uboot].desc);
} else {
found_uboot = -1;
printf("no new uboot version\n");
}
} else {
setenv("dvn_boot_vers", imgs[found_uboot].desc);
}
}
if (found_ramdisk >= 0) {
s = getenv("dvn_app_vers");
if (s) {
ret = strcmp(s, imgs[found_ramdisk].desc);
if (ret != 0) {
setenv("x_dvn_app_vers",
imgs[found_ramdisk].desc);
} else {
found_ramdisk = -1;
printf("no new ramdisk version\n");
}
} else {
setenv("dvn_app_vers", imgs[found_ramdisk].desc);
}
}
if ((found_uboot == -1) && (found_ramdisk == -1))
return -EINVAL;
return 0;
}
static int bootm_start(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
const void *os_hdr;
int ret;
memset((void *)&images, 0, sizeof(images));
images.verify = getenv_yesno("verify");
boot_start_lmb(&images);
bootstage_mark_name(BOOTSTAGE_ID_BOOTM_START, "bootm_start");
/* get kernel image header, start address and length */
os_hdr = boot_get_kernel(cmdtp, flag, argc, argv,
&images, &images.os.image_start, &images.os.image_len);
if (images.os.image_len == 0) {
puts("ERROR: can't get kernel image!\n");
return 1;
}
/* get image parameters */
switch (genimg_get_format(os_hdr)) {
case IMAGE_FORMAT_LEGACY:
images.os.type = image_get_type(os_hdr);
images.os.comp = image_get_comp(os_hdr);
images.os.os = image_get_os(os_hdr);
images.os.end = image_get_image_end(os_hdr);
images.os.load = image_get_load(os_hdr);
break;
#if defined(CONFIG_FIT)
case IMAGE_FORMAT_FIT:
if (fit_image_get_type(images.fit_hdr_os,
images.fit_noffset_os, &images.os.type)) {
puts("Can't get image type!\n");
bootstage_error(BOOTSTAGE_ID_FIT_TYPE);
return 1;
}
if (fit_image_get_comp(images.fit_hdr_os,
images.fit_noffset_os, &images.os.comp)) {
puts("Can't get image compression!\n");
bootstage_error(BOOTSTAGE_ID_FIT_COMPRESSION);
return 1;
}
if (fit_image_get_os(images.fit_hdr_os,
images.fit_noffset_os, &images.os.os)) {
puts("Can't get image OS!\n");
bootstage_error(BOOTSTAGE_ID_FIT_OS);
return 1;
}
images.os.end = fit_get_end(images.fit_hdr_os);
if (fit_image_get_load(images.fit_hdr_os, images.fit_noffset_os,
&images.os.load)) {
puts("Can't get image load address!\n");
bootstage_error(BOOTSTAGE_ID_FIT_LOADADDR);
return 1;
}
break;
#endif
default:
puts("ERROR: unknown image format type!\n");
return 1;
}
/* find kernel entry point */
if (images.legacy_hdr_valid) {
images.ep = image_get_ep(&images.legacy_hdr_os_copy);
#if defined(CONFIG_FIT)
} else if (images.fit_uname_os) {
ret = fit_image_get_entry(images.fit_hdr_os,
images.fit_noffset_os, &images.ep);
if (ret) {
puts("Can't get entry point property!\n");
return 1;
}
#endif
} else {
puts("Could not find kernel entry point!\n");
return 1;
}
if (images.os.type == IH_TYPE_KERNEL_NOLOAD) {
images.os.load = images.os.image_start;
images.ep += images.os.load;
}
if (((images.os.type == IH_TYPE_KERNEL) ||
(images.os.type == IH_TYPE_KERNEL_NOLOAD) ||
(images.os.type == IH_TYPE_MULTI)) &&
(images.os.os == IH_OS_LINUX)) {
/* find ramdisk */
ret = boot_get_ramdisk(argc, argv, &images, IH_INITRD_ARCH,
&images.rd_start, &images.rd_end);
if (ret) {
puts("Ramdisk image is corrupt or invalid\n");
return 1;
}
#if defined(CONFIG_OF_LIBFDT)
/* find flattened device tree */
ret = boot_get_fdt(flag, argc, argv, &images,
&images.ft_addr, &images.ft_len);
if (ret) {
puts("Could not find a valid device tree\n");
return 1;
}
set_working_fdt_addr(images.ft_addr);
#endif
}
images.os.start = (ulong)os_hdr;
images.state = BOOTM_STATE_START;
return 0;
}
static int bootm_find_os(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
{
const void *os_hdr;
bool ep_found = false;
/* get kernel image header, start address and length */
os_hdr = boot_get_kernel(cmdtp, flag, argc, argv,
&images, &images.os.image_start, &images.os.image_len);
if (images.os.image_len == 0) {
puts("ERROR: can't get kernel image!\n");
return 1;
}
/* get image parameters */
switch (genimg_get_format(os_hdr)) {
case IMAGE_FORMAT_LEGACY:
images.os.type = image_get_type(os_hdr);
images.os.comp = image_get_comp(os_hdr);
images.os.os = image_get_os(os_hdr);
images.os.end = image_get_image_end(os_hdr);
images.os.load = image_get_load(os_hdr);
break;
#if defined(CONFIG_FIT)
case IMAGE_FORMAT_FIT:
if (fit_image_get_type(images.fit_hdr_os,
images.fit_noffset_os, &images.os.type)) {
puts("Can't get image type!\n");
bootstage_error(BOOTSTAGE_ID_FIT_TYPE);
return 1;
}
if (fit_image_get_comp(images.fit_hdr_os,
images.fit_noffset_os, &images.os.comp)) {
puts("Can't get image compression!\n");
bootstage_error(BOOTSTAGE_ID_FIT_COMPRESSION);
return 1;
}
if (fit_image_get_os(images.fit_hdr_os,
images.fit_noffset_os, &images.os.os)) {
puts("Can't get image OS!\n");
bootstage_error(BOOTSTAGE_ID_FIT_OS);
return 1;
}
images.os.end = fit_get_end(images.fit_hdr_os);
if (fit_image_get_load(images.fit_hdr_os, images.fit_noffset_os,
&images.os.load)) {
puts("Can't get image load address!\n");
bootstage_error(BOOTSTAGE_ID_FIT_LOADADDR);
return 1;
}
break;
#endif
#ifdef CONFIG_ANDROID_BOOT_IMAGE
case IMAGE_FORMAT_ANDROID:
images.os.type = IH_TYPE_KERNEL;
images.os.comp = IH_COMP_NONE;
images.os.os = IH_OS_LINUX;
images.ep = images.os.load;
ep_found = true;
images.os.end = android_image_get_end(os_hdr);
images.os.load = android_image_get_kload(os_hdr);
break;
#endif
default:
puts("ERROR: unknown image format type!\n");
return 1;
}
/* find kernel entry point */
if (images.legacy_hdr_valid) {
images.ep = image_get_ep(&images.legacy_hdr_os_copy);
#if defined(CONFIG_FIT)
} else if (images.fit_uname_os) {
int ret;
ret = fit_image_get_entry(images.fit_hdr_os,
images.fit_noffset_os, &images.ep);
if (ret) {
puts("Can't get entry point property!\n");
return 1;
}
#endif
} else if (!ep_found) {
puts("Could not find kernel entry point!\n");
return 1;
}
if (images.os.type == IH_TYPE_KERNEL_NOLOAD) {
images.os.load = images.os.image_start;
images.ep += images.os.load;
}
images.os.start = (ulong)os_hdr;
return 0;
}
/**
* spl_load_fit_image(): load the image described in a certain FIT node
* @info: points to information about the device to load data from
* @sector: the start sector of the FIT image on the device
* @fit: points to the flattened device tree blob describing the FIT
* image
* @base_offset: the beginning of the data area containing the actual
* image data, relative to the beginning of the FIT
* @node: offset of the DT node describing the image to load (relative
* to @fit)
* @image_info: will be filled with information about the loaded image
* If the FIT node does not contain a "load" (address) property,
* the image gets loaded to the address pointed to by the
* load_addr member in this struct.
*
* Return: 0 on success or a negative error number.
*/
static int spl_load_fit_image(struct spl_load_info *info, ulong sector,
void *fit, ulong base_offset, int node,
struct spl_image_info *image_info)
{
int offset;
size_t length;
int len;
ulong size;
ulong load_addr, load_ptr;
void *src;
ulong overhead;
int nr_sectors;
int align_len = ARCH_DMA_MINALIGN - 1;
uint8_t image_comp = -1, type = -1;
const void *data;
if (IS_ENABLED(CONFIG_SPL_OS_BOOT) && IS_ENABLED(CONFIG_SPL_GZIP)) {
if (fit_image_get_comp(fit, node, &image_comp))
puts("Cannot get image compression format.\n");
else
debug("%s ", genimg_get_comp_name(image_comp));
if (fit_image_get_type(fit, node, &type))
puts("Cannot get image type.\n");
else
debug("%s ", genimg_get_type_name(type));
}
if (fit_image_get_load(fit, node, &load_addr))
load_addr = image_info->load_addr;
if (!fit_image_get_data_offset(fit, node, &offset)) {
/* External data */
offset += base_offset;
if (fit_image_get_data_size(fit, node, &len))
return -ENOENT;
load_ptr = (load_addr + align_len) & ~align_len;
length = len;
overhead = get_aligned_image_overhead(info, offset);
nr_sectors = get_aligned_image_size(info, length, offset);
if (info->read(info,
sector + get_aligned_image_offset(info, offset),
nr_sectors, (void *)load_ptr) != nr_sectors)
return -EIO;
debug("External data: dst=%lx, offset=%x, size=%lx\n",
load_ptr, offset, (unsigned long)length);
src = (void *)load_ptr + overhead;
} else {
/* Embedded data */
if (fit_image_get_data(fit, node, &data, &length)) {
puts("Cannot get image data/size\n");
return -ENOENT;
}
debug("Embedded data: dst=%lx, size=%lx\n", load_addr,
(unsigned long)length);
src = (void *)data;
}
#ifdef CONFIG_SPL_FIT_IMAGE_POST_PROCESS
board_fit_image_post_process(&src, &length);
#endif
if (IS_ENABLED(CONFIG_SPL_OS_BOOT) &&
IS_ENABLED(CONFIG_SPL_GZIP) &&
image_comp == IH_COMP_GZIP &&
type == IH_TYPE_KERNEL) {
size = length;
if (gunzip((void *)load_addr, CONFIG_SYS_BOOTM_LEN,
src, &size)) {
puts("Uncompressing error\n");
return -EIO;
}
length = size;
} else {
memcpy((void *)load_addr, src, length);
}
if (image_info) {
image_info->load_addr = load_addr;
image_info->size = length;
image_info->entry_point = fdt_getprop_u32(fit, node, "entry");
}
return 0;
}
int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
image_header_t *hdr;
ulong addr;
ulong iflag;
const char *type_name;
uint unc_len = CONFIG_SYS_BOOTM_LEN;
uint8_t comp, type, os;
void *os_hdr;
ulong os_data, os_len;
ulong image_start, image_end;
ulong load_start, load_end;
ulong mem_start;
phys_size_t mem_size;
struct lmb lmb;
#if defined(CONFIG_SECURE_BOOT)
int rv;
#endif
#if defined(CONFIG_SECURE_BOOT)
rv = Check_Signature( (SecureBoot_CTX *)SECURE_BOOT_CONTEXT_ADDR,
(unsigned char*)CONFIG_SECURE_KERNEL_BASE,
CONFIG_SECURE_KERNEL_SIZE-128,
(unsigned char*)(CONFIG_SECURE_KERNEL_BASE+CONFIG_SECURE_KERNEL_SIZE-128),
128 );
if(rv != SB_OK) {
printf("Kernel Integrity check fail\nSystem Halt....");
while(1);
}
printf("Kernel Integirty check success.\n");
rv = Check_Signature( (SecureBoot_CTX *)SECURE_BOOT_CONTEXT_ADDR,
(unsigned char*)CONFIG_SECURE_ROOTFS_BASE,
CONFIG_SECURE_ROOTFS_SIZE-128,
(unsigned char*)(CONFIG_SECURE_ROOTFS_BASE+CONFIG_SECURE_ROOTFS_SIZE-128),
128 );
if(rv != SB_OK) {
printf("rootfs Integrity check fail\nSystem Halt....");
while(1);
}
printf("rootfs Integirty check success.\n");
#endif
memset ((void *)&images, 0, sizeof (images));
images.verify = getenv_yesno ("verify");
// images.lmb = &lmb;
memcpy (&images.lmb, &lmb, sizeof(struct lmb));
lmb_init(&lmb);
mem_start = getenv_bootm_low();
mem_size = getenv_bootm_size();
lmb_add(&lmb, (phys_addr_t)mem_start, mem_size);
board_lmb_reserve(&lmb);
#ifdef CONFIG_ZIMAGE_BOOT
#define LINUX_ZIMAGE_MAGIC 0x016f2818
/* find out kernel image address */
if (argc < 2) {
addr = load_addr;
debug ("* kernel: default image load address = 0x%08lx\n",
load_addr);
} else {
addr = simple_strtoul(argv[1], NULL, 16);
//debug ("* kernel: cmdline image address = 0x%08lx\n", img_addr);
}
if (*(ulong *)(addr + 9*4) == LINUX_ZIMAGE_MAGIC) {
printf("Boot with zImage\n");
addr = virt_to_phys(addr);
hdr = (image_header_t *)addr;
hdr->ih_os = IH_OS_LINUX;
hdr->ih_ep = ntohl(addr);
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;
goto after_header_check;
}
#endif
/* get kernel image header, start address and length */
os_hdr = boot_get_kernel (cmdtp, flag, argc, argv,
&images, &os_data, &os_len);
if (os_len == 0) {
puts ("ERROR: can't get kernel image!\n");
return 1;
}
/* get image parameters */
switch (genimg_get_format (os_hdr)) {
case IMAGE_FORMAT_LEGACY:
type = image_get_type (os_hdr);
comp = image_get_comp (os_hdr);
os = image_get_os (os_hdr);
image_end = image_get_image_end (os_hdr);
load_start = image_get_load (os_hdr);
break;
#if defined(CONFIG_FIT)
case IMAGE_FORMAT_FIT:
if (fit_image_get_type (images.fit_hdr_os,
images.fit_noffset_os, &type)) {
puts ("Can't get image type!\n");
show_boot_progress (-109);
return 1;
}
if (fit_image_get_comp (images.fit_hdr_os,
images.fit_noffset_os, &comp)) {
puts ("Can't get image compression!\n");
show_boot_progress (-110);
return 1;
}
if (fit_image_get_os (images.fit_hdr_os,
images.fit_noffset_os, &os)) {
puts ("Can't get image OS!\n");
show_boot_progress (-111);
return 1;
}
image_end = fit_get_end (images.fit_hdr_os);
if (fit_image_get_load (images.fit_hdr_os, images.fit_noffset_os,
&load_start)) {
puts ("Can't get image load address!\n");
show_boot_progress (-112);
return 1;
}
break;
#endif
default:
puts ("ERROR: unknown image format type!\n");
return 1;
}
image_start = (ulong)os_hdr;
load_end = 0;
type_name = genimg_get_type_name (type);
/*
* We have reached the point of no return: we are going to
* overwrite all exception vector code, so we cannot easily
* recover from any failures any more...
*/
iflag = disable_interrupts();
#if defined(CONFIG_CMD_USB)
/*
* turn off USB to prevent the host controller from writing to the
* SDRAM while Linux is booting. This could happen (at least for OHCI
* controller), because the HCCA (Host Controller Communication Area)
* lies within the SDRAM and the host controller writes continously to
* this area (as busmaster!). The HccaFrameNumber is for example
* updated every 1 ms within the HCCA structure in SDRAM! For more
* details see the OpenHCI specification.
*/
usb_stop();
#endif
#ifdef CONFIG_AMIGAONEG3SE
/*
* We've possible left the caches enabled during
* bios emulation, so turn them off again
*/
icache_disable();
invalidate_l1_instruction_cache();
flush_data_cache();
dcache_disable();
#endif
switch (comp) {
case IH_COMP_NONE:
if (load_start == (ulong)os_hdr) {
printf (" XIP %s ... ", type_name);
} else {
printf (" Loading %s ... ", type_name);
memmove_wd ((void *)load_start,
(void *)os_data, os_len, CHUNKSZ);
}
load_end = load_start + os_len;
puts("OK\n");
break;
case IH_COMP_GZIP:
printf (" Uncompressing %s ... ", type_name);
if (gunzip ((void *)load_start, unc_len,
(uchar *)os_data, &os_len) != 0) {
puts ("GUNZIP: uncompress or overwrite error "
"- must RESET board to recover\n");
show_boot_progress (-6);
do_reset (cmdtp, flag, argc, argv);
}
load_end = load_start + os_len;
break;
#ifdef CONFIG_BZIP2
case IH_COMP_BZIP2:
printf (" Uncompressing %s ... ", type_name);
/*
* If we've got less than 4 MB of malloc() space,
* use slower decompression algorithm which requires
* at most 2300 KB of memory.
*/
int i = BZ2_bzBuffToBuffDecompress ((char*)load_start,
&unc_len, (char *)os_data, os_len,
CFG_MALLOC_LEN < (4096 * 1024), 0);
if (i != BZ_OK) {
printf ("BUNZIP2: uncompress or overwrite error %d "
"- must RESET board to recover\n", i);
show_boot_progress (-6);
do_reset (cmdtp, flag, argc, argv);
}
load_end = load_start + unc_len;
break;
#endif /* CONFIG_BZIP2 */
default:
if (iflag)
enable_interrupts();
printf ("Unimplemented compression type %d\n", comp);
show_boot_progress (-7);
return 1;
}
puts ("OK\n");
debug (" kernel loaded at 0x%08lx, end = 0x%08lx\n", load_start, load_end);
show_boot_progress (7);
if ((load_start < image_end) && (load_end > image_start)) {
debug ("image_start = 0x%lX, image_end = 0x%lx\n", image_start, image_end);
debug ("load_start = 0x%lx, load_end = 0x%lx\n", load_start, load_end);
if (images.legacy_hdr_valid) {
if (image_get_type (&images.legacy_hdr_os_copy) == IH_TYPE_MULTI)
puts ("WARNING: legacy format multi component "
"image overwritten\n");
} else {
puts ("ERROR: new format image overwritten - "
"must RESET the board to recover\n");
show_boot_progress (-113);
do_reset (cmdtp, flag, argc, argv);
}
}
show_boot_progress (8);
lmb_reserve(&lmb, load_start, (load_end - load_start));
#if defined(CONFIG_ZIMAGE_BOOT)
after_header_check:
os = hdr->ih_os;
#endif
switch (os) {
default: /* handled by (original) Linux case */
case IH_OS_LINUX:
#ifdef CONFIG_SILENT_CONSOLE
fixup_silent_linux();
#endif
do_bootm_linux (flag, argc, argv, &images);
break;
#ifdef CONFIG_BOOTM_NETBSD
case IH_OS_NETBSD:
do_bootm_netbsd (flag, argc, argv, &images);
break;
#endif
#ifdef CONFIG_LYNXKDI
case IH_OS_LYNXOS:
do_bootm_lynxkdi (flag, argc, argv, &images);
break;
#endif
#ifdef CONFIG_BOOTM_RTEMS
case IH_OS_RTEMS:
do_bootm_rtems (flag, argc, argv, &images);
break;
#endif
/*
#if defined(CONFIG_CMD_ELF)
case IH_OS_VXWORKS:
do_bootm_vxworks (cmdtp, flag, argc, argv, &images);
break;
case IH_OS_QNX:
do_bootm_qnxelf (cmdtp, flag, argc, argv, &images);
break;
#endif
*/
#ifdef CONFIG_ARTOS
case IH_OS_ARTOS:
do_bootm_artos (cmdtp, flag, argc, argv, &images);
break;
#endif
}
show_boot_progress (-9);
#ifdef DEBUG
puts ("\n## Control returned to monitor - resetting...\n");
do_reset (cmdtp, flag, argc, argv);
#endif
if (iflag)
enable_interrupts();
return 1;
}
static int bootm_find_os(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
{
const void *os_hdr;
bool ep_found = false;
int ret;
/* get kernel image header, start address and length */
os_hdr = boot_get_kernel(cmdtp, flag, argc, argv,
&images, &images.os.image_start, &images.os.image_len);
if (images.os.image_len == 0) {
puts("ERROR: can't get kernel image!\n");
return 1;
}
/* get image parameters */
switch (genimg_get_format(os_hdr)) {
#if defined(CONFIG_IMAGE_FORMAT_LEGACY)
case IMAGE_FORMAT_LEGACY:
images.os.type = image_get_type(os_hdr);
images.os.comp = image_get_comp(os_hdr);
images.os.os = image_get_os(os_hdr);
images.os.end = image_get_image_end(os_hdr);
images.os.load = image_get_load(os_hdr);
images.os.arch = image_get_arch(os_hdr);
break;
#endif
#if IMAGE_ENABLE_FIT
case IMAGE_FORMAT_FIT:
if (fit_image_get_type(images.fit_hdr_os,
images.fit_noffset_os,
&images.os.type)) {
puts("Can't get image type!\n");
bootstage_error(BOOTSTAGE_ID_FIT_TYPE);
return 1;
}
if (fit_image_get_comp(images.fit_hdr_os,
images.fit_noffset_os,
&images.os.comp)) {
puts("Can't get image compression!\n");
bootstage_error(BOOTSTAGE_ID_FIT_COMPRESSION);
return 1;
}
if (fit_image_get_os(images.fit_hdr_os, images.fit_noffset_os,
&images.os.os)) {
puts("Can't get image OS!\n");
bootstage_error(BOOTSTAGE_ID_FIT_OS);
return 1;
}
if (fit_image_get_arch(images.fit_hdr_os,
images.fit_noffset_os,
&images.os.arch)) {
puts("Can't get image ARCH!\n");
return 1;
}
images.os.end = fit_get_end(images.fit_hdr_os);
if (fit_image_get_load(images.fit_hdr_os, images.fit_noffset_os,
&images.os.load)) {
puts("Can't get image load address!\n");
bootstage_error(BOOTSTAGE_ID_FIT_LOADADDR);
return 1;
}
break;
#endif
#ifdef CONFIG_ANDROID_BOOT_IMAGE
case IMAGE_FORMAT_ANDROID:
images.os.type = IH_TYPE_KERNEL;
images.os.comp = IH_COMP_NONE;
images.os.os = IH_OS_LINUX;
images.os.end = android_image_get_end(os_hdr);
images.os.load = android_image_get_kload(os_hdr);
images.ep = images.os.load;
ep_found = true;
break;
#endif
default:
puts("ERROR: unknown image format type!\n");
return 1;
}
/* If we have a valid setup.bin, we will use that for entry (x86) */
if (images.os.arch == IH_ARCH_I386 ||
images.os.arch == IH_ARCH_X86_64) {
ulong len;
ret = boot_get_setup(&images, IH_ARCH_I386, &images.ep, &len);
if (ret < 0 && ret != -ENOENT) {
puts("Could not find a valid setup.bin for x86\n");
return 1;
}
/* Kernel entry point is the setup.bin */
} else if (images.legacy_hdr_valid) {
images.ep = image_get_ep(&images.legacy_hdr_os_copy);
#if IMAGE_ENABLE_FIT
} else if (images.fit_uname_os) {
int ret;
ret = fit_image_get_entry(images.fit_hdr_os,
images.fit_noffset_os, &images.ep);
if (ret) {
puts("Can't get entry point property!\n");
return 1;
}
#endif
} else if (!ep_found) {
puts("Could not find kernel entry point!\n");
return 1;
}
if (images.os.type == IH_TYPE_KERNEL_NOLOAD) {
if (CONFIG_IS_ENABLED(CMD_BOOTI) &&
images.os.arch == IH_ARCH_ARM64) {
ulong image_addr;
ulong image_size;
ret = booti_setup(images.os.image_start, &image_addr,
&image_size, true);
if (ret != 0)
return 1;
images.os.type = IH_TYPE_KERNEL;
images.os.load = image_addr;
images.ep = image_addr;
} else {
images.os.load = images.os.image_start;
images.ep += images.os.image_start;
}
}
images.os.start = map_to_sysmem(os_hdr);
return 0;
}
static int bootm_start(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
void *os_hdr;
int ret;
#if defined(CONFIG_ANDROID_IMG)
void *temp_os_hdr = NULL;
boot_img_hdr *temp_android_hdr = NULL;
#endif
memset ((void *)&images, 0, sizeof (images));
images.verify = getenv_yesno ("verify");
bootm_start_lmb();
/* get kernel image header, start address and length */
os_hdr = boot_get_kernel (cmdtp, flag, argc, argv,
&images, &images.os.image_start, &images.os.image_len);
if (images.os.image_len == 0) {
puts ("ERROR: can't get kernel image!\n");
return 1;
}
/* get image parameters */
switch (genimg_get_format (os_hdr)) {
case IMAGE_FORMAT_LEGACY:
images.os.type = image_get_type (os_hdr);
images.os.comp = image_get_comp (os_hdr);
images.os.os = image_get_os (os_hdr);
images.os.end = image_get_image_end (os_hdr);
images.os.load = image_get_load (os_hdr);
break;
#if defined(CONFIG_FIT)
case IMAGE_FORMAT_FIT:
if (fit_image_get_type (images.fit_hdr_os,
images.fit_noffset_os, &images.os.type)) {
puts ("Can't get image type!\n");
show_boot_progress (-109);
return 1;
}
if (fit_image_get_comp (images.fit_hdr_os,
images.fit_noffset_os, &images.os.comp)) {
puts ("Can't get image compression!\n");
show_boot_progress (-110);
return 1;
}
if (fit_image_get_os (images.fit_hdr_os,
images.fit_noffset_os, &images.os.os)) {
puts ("Can't get image OS!\n");
show_boot_progress (-111);
return 1;
}
images.os.end = fit_get_end (images.fit_hdr_os);
if (fit_image_get_load (images.fit_hdr_os, images.fit_noffset_os,
&images.os.load)) {
puts ("Can't get image load address!\n");
show_boot_progress (-112);
return 1;
}
break;
#endif
#if defined(CONFIG_ANDROID_IMG)
case IMAGE_FORMAT_ANDROID:
temp_os_hdr = os_hdr + 0x800;//shift 0x800 Android format head
temp_android_hdr = (void *) os_hdr;
images.os.type = image_get_type (temp_os_hdr);
images.os.comp = image_get_comp (temp_os_hdr);
images.os.os = image_get_os (temp_os_hdr);
images.os.end = image_get_image_end (temp_os_hdr);
images.os.load = image_get_load (temp_os_hdr);
images.rd_start = ((ulong)temp_android_hdr->kernel_size + 0x800 + (ulong)os_hdr
+ ((ulong)temp_android_hdr->page_size - 1)) & (~((ulong)temp_android_hdr->page_size - 1));
images.rd_end = images.rd_start + (ulong)temp_android_hdr->ramdisk_size;
printf(" Ramdisk start addr = 0x%x, len = 0x%x\n",images.rd_start,temp_android_hdr->ramdisk_size );
#if defined(CONFIG_OF_LIBFDT)
if(images.ft_len = (ulong)temp_android_hdr->second_size)
{
fdt_addr = (images.rd_end
+ ((ulong)temp_android_hdr->page_size - 1)) & (~((ulong)temp_android_hdr->page_size - 1));
/*get_multi_dt_entry, compatible with single dt*/
fdt_addr = get_multi_dt_entry(fdt_addr);
images.ft_addr = (char *)fdt_addr;
images.ft_len = fdt_totalsize(fdt_addr);
printf(" Flat device tree start addr = 0x%x, len = 0x%x magic=0x%x\n",
(int *)images.ft_addr,images.ft_len,*(unsigned int*)images.ft_addr);
}
#endif
break;
#endif
default:
puts ("ERROR: unknown image format type!\n");
return 1;
}
/* find kernel entry point */
if (images.legacy_hdr_valid) {
images.ep = image_get_ep (&images.legacy_hdr_os_copy);
#if defined(CONFIG_FIT)
} else if (images.fit_uname_os) {
ret = fit_image_get_entry (images.fit_hdr_os,
images.fit_noffset_os, &images.ep);
if (ret) {
puts ("Can't get entry point property!\n");
return 1;
}
#endif
} else {
puts ("Could not find kernel entry point!\n");
return 1;
}
if (((images.os.type == IH_TYPE_KERNEL) ||
(images.os.type == IH_TYPE_MULTI)) &&
(images.os.os == IH_OS_LINUX)) {
/* find ramdisk */
#ifndef CONFIG_ANDROID_IMG
#if defined(CONFIG_AML_MESON_FIT)
//call boot_get_ramdisk() here for get ramdisk start addr
boot_get_ramdisk (argc, argv, &images, IH_INITRD_ARCH,
&images.rd_start, &images.rd_end);
#endif
#endif
#if defined(CONFIG_ANDROID_IMG)
if(!images.rd_start)
#endif
{
ret = boot_get_ramdisk (argc, argv, &images, IH_INITRD_ARCH,
&images.rd_start, &images.rd_end);
if (ret) {
puts ("Ramdisk image is corrupt or invalid\n");
return 1;
}
}
#if defined(CONFIG_OF_LIBFDT)
/* find flattened device tree */
#if defined(CONFIG_ANDROID_IMG)
if(!images.ft_addr)
#endif
{
ret = boot_get_fdt (flag, argc, argv, &images,
&images.ft_addr, &images.ft_len);
if (ret) {
puts ("Could not find a valid device tree\n");
return 1;
}
}
set_working_fdt_addr(images.ft_addr);
#endif
}
#if defined(CONFIG_ANDROID_IMG)
images.os.start = (ulong)temp_os_hdr;
#else
images.os.start = (ulong)os_hdr;
#endif
images.state = BOOTM_STATE_START;
return 0;
}
int boot_get_loadable(int argc, char * const argv[], bootm_headers_t *images,
uint8_t arch, const ulong *ld_start, ulong * const ld_len)
{
/*
* These variables are used to hold the current image location
* in system memory.
*/
ulong tmp_img_addr;
/*
* These two variables are requirements for fit_image_load, but
* their values are not used
*/
ulong img_data, img_len;
void *buf;
int loadables_index;
int conf_noffset;
int fit_img_result;
const char *uname;
uint8_t img_type;
/* Check to see if the images struct has a FIT configuration */
if (!genimg_has_config(images)) {
debug("## FIT configuration was not specified\n");
return 0;
}
/*
* Obtain the os FIT header from the images struct
* copy from dataflash if needed
*/
tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
tmp_img_addr = genimg_get_image(tmp_img_addr);
buf = map_sysmem(tmp_img_addr, 0);
/*
* Check image type. For FIT images get FIT node
* and attempt to locate a generic binary.
*/
switch (genimg_get_format(buf)) {
case IMAGE_FORMAT_FIT:
conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
for (loadables_index = 0;
uname = fdt_stringlist_get(buf, conf_noffset,
FIT_LOADABLE_PROP, loadables_index,
NULL), uname;
loadables_index++)
{
fit_img_result = fit_image_load(images,
tmp_img_addr,
&uname,
&(images->fit_uname_cfg), arch,
IH_TYPE_LOADABLE,
BOOTSTAGE_ID_FIT_LOADABLE_START,
FIT_LOAD_OPTIONAL_NON_ZERO,
&img_data, &img_len);
if (fit_img_result < 0) {
/* Something went wrong! */
return fit_img_result;
}
fit_img_result = fit_image_get_node(buf, uname);
if (fit_img_result < 0) {
/* Something went wrong! */
return fit_img_result;
}
fit_img_result = fit_image_get_type(buf,
fit_img_result,
&img_type);
if (fit_img_result < 0) {
/* Something went wrong! */
return fit_img_result;
}
fit_loadable_process(img_type, img_data, img_len);
}
break;
default:
printf("The given image format is not supported (corrupt?)\n");
return 1;
}
return 0;
}
