/**
* genimg_get_kernel_addr_fit - get the real kernel address and return 2
* FIT strings
* @img_addr: a string might contain real image address
* @fit_uname_config: double pointer to a char, will hold pointer to a
* configuration unit name
* @fit_uname_kernel: double pointer to a char, will hold pointer to a subimage
* name
*
* genimg_get_kernel_addr_fit get the real kernel start address from a string
* which is normally the first argv of bootm/bootz
*
* returns:
* kernel start address
*/
ulong genimg_get_kernel_addr_fit(char * const img_addr,
const char **fit_uname_config,
const char **fit_uname_kernel)
{
ulong kernel_addr;
/* find out kernel image address */
if (!img_addr) {
kernel_addr = load_addr;
debug("* kernel: default image load address = 0x%08lx\n",
load_addr);
#if defined(CONFIG_FIT)
} else if (fit_parse_conf(img_addr, load_addr, &kernel_addr,
fit_uname_config)) {
debug("* kernel: config '%s' from image at 0x%08lx\n",
*fit_uname_config, kernel_addr);
} else if (fit_parse_subimage(img_addr, load_addr, &kernel_addr,
fit_uname_kernel)) {
debug("* kernel: subimage '%s' from image at 0x%08lx\n",
*fit_uname_kernel, kernel_addr);
#endif
} else {
kernel_addr = simple_strtoul(img_addr, NULL, 16);
debug("* kernel: cmdline image address = 0x%08lx\n",
kernel_addr);
}
return kernel_addr;
}
int
do_autoscript (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
ulong addr;
int rcode;
const char *fit_uname = NULL;
/* Find script image */
if (argc < 2) {
addr = CONFIG_SYS_LOAD_ADDR;
debug ("* autoscr: default load address = 0x%08lx\n", addr);
#if defined(CONFIG_FIT)
} else if (fit_parse_subimage (argv[1], load_addr, &addr, &fit_uname)) {
debug ("* autoscr: subimage '%s' from FIT image at 0x%08lx\n",
fit_uname, addr);
#endif
} else {
addr = simple_strtoul(argv[1], NULL, 16);
debug ("* autoscr: cmdline image address = 0x%08lx\n", addr);
}
printf ("## Executing script at %08lx\n", addr);
rcode = autoscript (addr, fit_uname);
return rcode;
}
/**
* 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 void *boot_get_kernel (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
bootm_headers_t *images, ulong *os_data, ulong *os_len)
{
image_header_t *hdr;
ulong img_addr;
#if defined(CONFIG_FIT)
void *fit_hdr;
const char *fit_uname_config = NULL;
const char *fit_uname_kernel = NULL;
const void *data;
size_t len;
int cfg_noffset;
int os_noffset;
#endif
/* find out kernel image address */
if (argc < 2) {
img_addr = load_addr;
debug ("* kernel: default image load address = 0x%08lx\n",
load_addr);
#if defined(CONFIG_FIT)
} else if (fit_parse_conf (argv[1], load_addr, &img_addr,
&fit_uname_config)) {
debug ("* kernel: config '%s' from image at 0x%08lx\n",
fit_uname_config, img_addr);
} else if (fit_parse_subimage (argv[1], load_addr, &img_addr,
&fit_uname_kernel)) {
debug ("* kernel: subimage '%s' from image at 0x%08lx\n",
fit_uname_kernel, img_addr);
#endif
} else {
img_addr = simple_strtoul(argv[1], NULL, 16);
debug ("* kernel: cmdline image address = 0x%08lx\n", img_addr);
}
show_boot_progress (1);
/* 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;
switch (genimg_get_format ((void *)img_addr)) {
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;
show_boot_progress (5);
/* get os_data and os_len */
switch (image_get_type (hdr)) {
case IH_TYPE_KERNEL:
*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:
if (argc >2) {
hdr->ih_load = htonl(simple_strtoul(argv[2], NULL, 16));
}
*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);
show_boot_progress (-5);
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;
show_boot_progress (6);
break;
#if defined(CONFIG_FIT)
case IMAGE_FORMAT_FIT:
fit_hdr = (void *)img_addr;
printf ("## Booting kernel from FIT Image at %08lx ...\n",
img_addr);
if (!fit_check_format (fit_hdr)) {
puts ("Bad FIT kernel image format!\n");
show_boot_progress (-100);
return NULL;
}
show_boot_progress (100);
if (!fit_uname_kernel) {
/*
* no kernel image node unit name, try to get config
* node first. If config unit node name is NULL
* fit_conf_get_node() will try to find default config node
*/
show_boot_progress (101);
cfg_noffset = fit_conf_get_node (fit_hdr, fit_uname_config);
if (cfg_noffset < 0) {
show_boot_progress (-101);
return NULL;
}
/* save configuration uname provided in the first
* bootm argument
*/
images->fit_uname_cfg = fdt_get_name (fit_hdr, cfg_noffset, NULL);
printf (" Using '%s' configuration\n", images->fit_uname_cfg);
show_boot_progress (103);
os_noffset = fit_conf_get_kernel_node (fit_hdr, cfg_noffset);
fit_uname_kernel = fit_get_name (fit_hdr, os_noffset, NULL);
} else {
/* get kernel component image node offset */
show_boot_progress (102);
os_noffset = fit_image_get_node (fit_hdr, fit_uname_kernel);
}
if (os_noffset < 0) {
show_boot_progress (-103);
return NULL;
}
printf (" Trying '%s' kernel subimage\n", fit_uname_kernel);
show_boot_progress (104);
if (!fit_check_kernel (fit_hdr, os_noffset, images->verify))
return NULL;
/* get kernel image data address and length */
if (fit_image_get_data (fit_hdr, os_noffset, &data, &len)) {
puts ("Could not find kernel subimage data!\n");
show_boot_progress (-107);
return NULL;
}
show_boot_progress (108);
*os_len = len;
*os_data = (ulong)data;
images->fit_hdr_os = fit_hdr;
images->fit_uname_os = fit_uname_kernel;
images->fit_noffset_os = os_noffset;
break;
#endif
default:
printf ("Wrong Image Format for %s command\n", cmdtp->name);
show_boot_progress (-108);
return NULL;
}
debug (" kernel data at 0x%08lx, len = 0x%08lx (%ld)\n",
*os_data, *os_len, *os_len);
return (void *)img_addr;
}
/* command form:
* fpga <op> <device number> <data addr> <datasize>
* where op is 'load', 'dump', or 'info'
* If there is no device number field, the fpga environment variable is used.
* If there is no data addr field, the fpgadata environment variable is used.
* The info command requires no data address field.
*/
int do_fpga(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
{
int op, dev = FPGA_INVALID_DEVICE;
size_t data_size = 0;
void *fpga_data = NULL;
char *devstr = getenv("fpga");
char *datastr = getenv("fpgadata");
int rc = FPGA_FAIL;
int wrong_parms = 0;
#if defined(CONFIG_FIT)
const char *fit_uname = NULL;
ulong fit_addr;
#endif
#if defined(CONFIG_CMD_FPGA_LOADFS)
fpga_fs_info fpga_fsinfo;
fpga_fsinfo.fstype = FS_TYPE_ANY;
#endif
if (devstr)
dev = (int) simple_strtoul(devstr, NULL, 16);
if (datastr)
fpga_data = (void *)simple_strtoul(datastr, NULL, 16);
switch (argc) {
#if defined(CONFIG_CMD_FPGA_LOADFS)
case 9:
fpga_fsinfo.blocksize = (unsigned int)
simple_strtoul(argv[5], NULL, 16);
fpga_fsinfo.interface = argv[6];
fpga_fsinfo.dev_part = argv[7];
fpga_fsinfo.filename = argv[8];
#endif
case 5: /* fpga <op> <dev> <data> <datasize> */
data_size = simple_strtoul(argv[4], NULL, 16);
case 4: /* fpga <op> <dev> <data> */
#if defined(CONFIG_FIT)
if (fit_parse_subimage(argv[3], (ulong)fpga_data,
&fit_addr, &fit_uname)) {
fpga_data = (void *)fit_addr;
debug("* fpga: subimage '%s' from FIT image ",
fit_uname);
debug("at 0x%08lx\n", fit_addr);
} else
#endif
{
fpga_data = (void *)simple_strtoul(argv[3], NULL, 16);
debug("* fpga: cmdline image address = 0x%08lx\n",
(ulong)fpga_data);
}
debug("%s: fpga_data = 0x%lx\n", __func__, (ulong)fpga_data);
case 3: /* fpga <op> <dev | data addr> */
dev = (int)simple_strtoul(argv[2], NULL, 16);
debug("%s: device = %d\n", __func__, dev);
/* FIXME - this is a really weak test */
if ((argc == 3) && (dev > fpga_count())) {
/* must be buffer ptr */
debug("%s: Assuming buffer pointer in arg 3\n",
__func__);
#if defined(CONFIG_FIT)
if (fit_parse_subimage(argv[2], (ulong)fpga_data,
&fit_addr, &fit_uname)) {
fpga_data = (void *)fit_addr;
debug("* fpga: subimage '%s' from FIT image ",
fit_uname);
debug("at 0x%08lx\n", fit_addr);
} else
#endif
{
fpga_data = (void *)(uintptr_t)dev;
debug("* fpga: cmdline image addr = 0x%08lx\n",
(ulong)fpga_data);
}
debug("%s: fpga_data = 0x%lx\n",
__func__, (ulong)fpga_data);
dev = FPGA_INVALID_DEVICE; /* reset device num */
}
case 2: /* fpga <op> */
op = (int)fpga_get_op(argv[1]);
break;
default:
debug("%s: Too many or too few args (%d)\n", __func__, argc);
op = FPGA_NONE; /* force usage display */
break;
}
if (dev == FPGA_INVALID_DEVICE) {
puts("FPGA device not specified\n");
op = FPGA_NONE;
}
switch (op) {
case FPGA_NONE:
case FPGA_INFO:
break;
#if defined(CONFIG_CMD_FPGA_LOADFS)
case FPGA_LOADFS:
/* Blocksize can be zero */
if (!fpga_fsinfo.interface || !fpga_fsinfo.dev_part ||
!fpga_fsinfo.filename)
wrong_parms = 1;
#endif
case FPGA_LOAD:
case FPGA_LOADP:
case FPGA_LOADB:
case FPGA_LOADBP:
case FPGA_DUMP:
if (!fpga_data || !data_size)
wrong_parms = 1;
break;
#if defined(CONFIG_CMD_FPGA_LOADMK)
case FPGA_LOADMK:
if (!fpga_data)
wrong_parms = 1;
break;
#endif
}
if (wrong_parms) {
puts("Wrong parameters for FPGA request\n");
op = FPGA_NONE;
}
switch (op) {
case FPGA_NONE:
return CMD_RET_USAGE;
case FPGA_INFO:
rc = fpga_info(dev);
break;
case FPGA_LOAD:
rc = fpga_load(dev, fpga_data, data_size, BIT_FULL);
break;
#if defined(CONFIG_CMD_FPGA_LOADP)
case FPGA_LOADP:
rc = fpga_load(dev, fpga_data, data_size, BIT_PARTIAL);
break;
#endif
case FPGA_LOADB:
rc = fpga_loadbitstream(dev, fpga_data, data_size, BIT_FULL);
break;
#if defined(CONFIG_CMD_FPGA_LOADBP)
case FPGA_LOADBP:
rc = fpga_loadbitstream(dev, fpga_data, data_size, BIT_PARTIAL);
break;
#endif
#if defined(CONFIG_CMD_FPGA_LOADFS)
case FPGA_LOADFS:
rc = fpga_fsload(dev, fpga_data, data_size, &fpga_fsinfo);
break;
#endif
#if defined(CONFIG_CMD_FPGA_LOADMK)
case FPGA_LOADMK:
switch (genimg_get_format(fpga_data)) {
#if defined(CONFIG_IMAGE_FORMAT_LEGACY)
case IMAGE_FORMAT_LEGACY:
{
image_header_t *hdr =
(image_header_t *)fpga_data;
ulong data;
uint8_t comp;
comp = image_get_comp(hdr);
if (comp == IH_COMP_GZIP) {
#if defined(CONFIG_GZIP)
ulong image_buf = image_get_data(hdr);
data = image_get_load(hdr);
ulong image_size = ~0UL;
if (gunzip((void *)data, ~0UL,
(void *)image_buf,
&image_size) != 0) {
puts("GUNZIP: error\n");
return 1;
}
data_size = image_size;
#else
puts("Gunzip image is not supported\n");
return 1;
#endif
} else {
data = (ulong)image_get_data(hdr);
data_size = image_get_data_size(hdr);
}
rc = fpga_load(dev, (void *)data, data_size,
BIT_FULL);
}
break;
#endif
#if defined(CONFIG_FIT)
case IMAGE_FORMAT_FIT:
{
const void *fit_hdr = (const void *)fpga_data;
int noffset;
const void *fit_data;
if (fit_uname == NULL) {
puts("No FIT subimage unit name\n");
return 1;
}
if (!fit_check_format(fit_hdr)) {
puts("Bad FIT image format\n");
return 1;
}
/* get fpga component image node offset */
noffset = fit_image_get_node(fit_hdr,
fit_uname);
if (noffset < 0) {
printf("Can't find '%s' FIT subimage\n",
fit_uname);
return 1;
}
/* verify integrity */
if (!fit_image_verify(fit_hdr, noffset)) {
puts ("Bad Data Hash\n");
return 1;
}
/* get fpga subimage data address and length */
if (fit_image_get_data(fit_hdr, noffset,
&fit_data, &data_size)) {
puts("Fpga subimage data not found\n");
return 1;
}
rc = fpga_load(dev, fit_data, data_size,
BIT_FULL);
}
break;
#endif
default:
puts("** Unknown image type\n");
rc = FPGA_FAIL;
break;
}
break;
#endif
case FPGA_DUMP:
rc = fpga_dump(dev, fpga_data, data_size);
break;
default:
printf("Unknown operation\n");
return CMD_RET_USAGE;
}
return rc;
}
/**
* boot_get_fdt - main fdt handling routine
* @argc: command argument count
* @argv: command argument list
* @arch: architecture (IH_ARCH_...)
* @images: pointer to the bootm images structure
* @of_flat_tree: pointer to a char* variable, will hold fdt start address
* @of_size: pointer to a ulong variable, will hold fdt length
*
* boot_get_fdt() is responsible for finding a valid flat device tree image.
* Curently supported are the following ramdisk sources:
* - multicomponent kernel/ramdisk image,
* - commandline provided address of decicated ramdisk image.
*
* returns:
* 0, if fdt image was found and valid, or skipped
* of_flat_tree and of_size are set to fdt start address and length if
* fdt image is found and valid
*
* 1, if fdt image is found but corrupted
* of_flat_tree and of_size are set to 0 if no fdt exists
*/
int boot_get_fdt(int flag, int argc, char * const argv[], uint8_t arch,
bootm_headers_t *images, char **of_flat_tree, ulong *of_size)
{
#if defined(CONFIG_IMAGE_FORMAT_LEGACY)
const image_header_t *fdt_hdr;
ulong load, load_end;
ulong image_start, image_data, image_end;
#endif
ulong fdt_addr;
char *fdt_blob = NULL;
void *buf;
#if CONFIG_IS_ENABLED(FIT)
const char *fit_uname_config = images->fit_uname_cfg;
const char *fit_uname_fdt = NULL;
ulong default_addr;
int fdt_noffset;
#endif
const char *select = NULL;
int ok_no_fdt = 0;
*of_flat_tree = NULL;
*of_size = 0;
if (argc > 2)
select = argv[2];
if (select || genimg_has_config(images)) {
#if CONFIG_IS_ENABLED(FIT)
if (select) {
/*
* If the FDT blob comes from the FIT image and the
* FIT image address is omitted in the command line
* argument, try to use ramdisk or os FIT image
* address or default load address.
*/
if (images->fit_uname_rd)
default_addr = (ulong)images->fit_hdr_rd;
else if (images->fit_uname_os)
default_addr = (ulong)images->fit_hdr_os;
else
default_addr = load_addr;
if (fit_parse_conf(select, default_addr,
&fdt_addr, &fit_uname_config)) {
debug("* fdt: config '%s' from image at 0x%08lx\n",
fit_uname_config, fdt_addr);
} else if (fit_parse_subimage(select, default_addr,
&fdt_addr, &fit_uname_fdt)) {
debug("* fdt: subimage '%s' from image at 0x%08lx\n",
fit_uname_fdt, fdt_addr);
} else
#endif
{
fdt_addr = simple_strtoul(select, NULL, 16);
debug("* fdt: cmdline image address = 0x%08lx\n",
fdt_addr);
}
#if CONFIG_IS_ENABLED(FIT)
} else {
/* use FIT configuration provided in first bootm
* command argument
*/
fdt_addr = map_to_sysmem(images->fit_hdr_os);
fdt_noffset = fit_get_node_from_config(images,
FIT_FDT_PROP,
fdt_addr);
if (fdt_noffset == -ENOLINK)
return 0;
else if (fdt_noffset < 0)
return 1;
}
#endif
debug("## Checking for 'FDT'/'FDT Image' at %08lx\n",
fdt_addr);
/* copy from dataflash if needed */
fdt_addr = genimg_get_image(fdt_addr);
/*
* Check if there is an FDT image at the
* address provided in the second bootm argument
* check image type, for FIT images get a FIT node.
*/
buf = map_sysmem(fdt_addr, 0);
switch (genimg_get_format(buf)) {
#if defined(CONFIG_IMAGE_FORMAT_LEGACY)
case IMAGE_FORMAT_LEGACY:
/* verify fdt_addr points to a valid image header */
printf("## Flattened Device Tree from Legacy Image at %08lx\n",
fdt_addr);
fdt_hdr = image_get_fdt(fdt_addr);
if (!fdt_hdr)
goto no_fdt;
/*
* move image data to the load address,
* make sure we don't overwrite initial image
*/
image_start = (ulong)fdt_hdr;
image_data = (ulong)image_get_data(fdt_hdr);
image_end = image_get_image_end(fdt_hdr);
load = image_get_load(fdt_hdr);
load_end = load + image_get_data_size(fdt_hdr);
if (load == image_start ||
load == image_data) {
fdt_addr = load;
break;
}
if ((load < image_end) && (load_end > image_start)) {
fdt_error("fdt overwritten");
goto error;
}
debug(" Loading FDT from 0x%08lx to 0x%08lx\n",
image_data, load);
memmove((void *)load,
(void *)image_data,
image_get_data_size(fdt_hdr));
fdt_addr = load;
break;
#endif
case IMAGE_FORMAT_FIT:
/*
* This case will catch both: new uImage format
* (libfdt based) and raw FDT blob (also libfdt
* based).
*/
#if CONFIG_IS_ENABLED(FIT)
/* check FDT blob vs FIT blob */
if (fit_check_format(buf)) {
ulong load, len;
fdt_noffset = fit_image_load(images,
fdt_addr, &fit_uname_fdt,
&fit_uname_config,
arch, IH_TYPE_FLATDT,
BOOTSTAGE_ID_FIT_FDT_START,
FIT_LOAD_OPTIONAL, &load, &len);
images->fit_hdr_fdt = map_sysmem(fdt_addr, 0);
images->fit_uname_fdt = fit_uname_fdt;
images->fit_noffset_fdt = fdt_noffset;
fdt_addr = load;
break;
} else
#endif
{
/*
* FDT blob
*/
debug("* fdt: raw FDT blob\n");
printf("## Flattened Device Tree blob at %08lx\n",
(long)fdt_addr);
}
break;
default:
puts("ERROR: Did not find a cmdline Flattened Device Tree\n");
goto no_fdt;
}
printf(" Booting using the fdt blob at %#08lx\n", fdt_addr);
fdt_blob = map_sysmem(fdt_addr, 0);
} else if (images->legacy_hdr_valid &&
image_check_type(&images->legacy_hdr_os_copy,
IH_TYPE_MULTI)) {
ulong fdt_data, fdt_len;
/*
* Now check if we have a legacy multi-component image,
* get second entry data start address and len.
*/
printf("## Flattened Device Tree from multi component Image at %08lX\n",
(ulong)images->legacy_hdr_os);
image_multi_getimg(images->legacy_hdr_os, 2, &fdt_data,
&fdt_len);
if (fdt_len) {
fdt_blob = (char *)fdt_data;
printf(" Booting using the fdt at 0x%p\n", fdt_blob);
if (fdt_check_header(fdt_blob) != 0) {
fdt_error("image is not a fdt");
goto error;
}
if (fdt_totalsize(fdt_blob) != fdt_len) {
fdt_error("fdt size != image size");
goto error;
}
} else {
debug("## No Flattened Device Tree\n");
goto no_fdt;
}
} else {
debug("## No Flattened Device Tree\n");
goto no_fdt;
}
*of_flat_tree = fdt_blob;
*of_size = fdt_totalsize(fdt_blob);
debug(" of_flat_tree at 0x%08lx size 0x%08lx\n",
(ulong)*of_flat_tree, *of_size);
return 0;
no_fdt:
ok_no_fdt = 1;
error:
*of_flat_tree = NULL;
*of_size = 0;
if (!select && ok_no_fdt) {
debug("Continuing to boot without FDT\n");
return 0;
}
return 1;
}
/**
* 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)
{
image_header_t *hdr;
ulong img_addr;
const void *buf;
#if defined(CONFIG_FIT)
const void *fit_hdr;
const char *fit_uname_config = NULL;
const char *fit_uname_kernel = NULL;
const void *data;
size_t len;
int cfg_noffset;
int os_noffset;
#endif
/* find out kernel image address */
if (argc < 2) {
img_addr = load_addr;
debug("* kernel: default image load address = 0x%08lx\n",
load_addr);
#if defined(CONFIG_FIT)
} else if (fit_parse_conf(argv[1], load_addr, &img_addr,
&fit_uname_config)) {
debug("* kernel: config '%s' from image at 0x%08lx\n",
fit_uname_config, img_addr);
} else if (fit_parse_subimage(argv[1], load_addr, &img_addr,
&fit_uname_kernel)) {
debug("* kernel: subimage '%s' from image at 0x%08lx\n",
fit_uname_kernel, img_addr);
#endif
} else {
img_addr = simple_strtoul(argv[1], NULL, 16);
debug("* kernel: cmdline image address = 0x%08lx\n", img_addr);
}
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)) {
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;
#if defined(CONFIG_FIT)
case IMAGE_FORMAT_FIT:
fit_hdr = buf;
printf("## Booting kernel from FIT Image at %08lx ...\n",
img_addr);
if (!fit_check_format(fit_hdr)) {
puts("Bad FIT kernel image format!\n");
bootstage_error(BOOTSTAGE_ID_FIT_FORMAT);
return NULL;
}
bootstage_mark(BOOTSTAGE_ID_FIT_FORMAT);
if (!fit_uname_kernel) {
/*
* no kernel image node unit name, try to get config
* node first. If config unit node name is NULL
* fit_conf_get_node() will try to find default config
* node
*/
bootstage_mark(BOOTSTAGE_ID_FIT_NO_UNIT_NAME);
#ifdef CONFIG_FIT_BEST_MATCH
if (fit_uname_config)
cfg_noffset =
fit_conf_get_node(fit_hdr,
fit_uname_config);
else
cfg_noffset =
fit_conf_find_compat(fit_hdr,
gd->fdt_blob);
#else
cfg_noffset = fit_conf_get_node(fit_hdr,
fit_uname_config);
#endif
if (cfg_noffset < 0) {
bootstage_error(BOOTSTAGE_ID_FIT_NO_UNIT_NAME);
return NULL;
}
/* save configuration uname provided in the first
* bootm argument
*/
images->fit_uname_cfg = fdt_get_name(fit_hdr,
cfg_noffset,
NULL);
printf(" Using '%s' configuration\n",
images->fit_uname_cfg);
bootstage_mark(BOOTSTAGE_ID_FIT_CONFIG);
os_noffset = fit_conf_get_kernel_node(fit_hdr,
cfg_noffset);
fit_uname_kernel = fit_get_name(fit_hdr, os_noffset,
NULL);
} else {
/* get kernel component image node offset */
bootstage_mark(BOOTSTAGE_ID_FIT_UNIT_NAME);
os_noffset = fit_image_get_node(fit_hdr,
fit_uname_kernel);
}
if (os_noffset < 0) {
bootstage_error(BOOTSTAGE_ID_FIT_CONFIG);
return NULL;
}
printf(" Trying '%s' kernel subimage\n", fit_uname_kernel);
bootstage_mark(BOOTSTAGE_ID_FIT_CHECK_SUBIMAGE);
if (!fit_check_kernel(fit_hdr, os_noffset, images->verify))
return NULL;
/* get kernel image data address and length */
if (fit_image_get_data(fit_hdr, os_noffset, &data, &len)) {
puts("Could not find kernel subimage data!\n");
bootstage_error(BOOTSTAGE_ID_FIT_KERNEL_INFO_ERR);
return NULL;
}
bootstage_mark(BOOTSTAGE_ID_FIT_KERNEL_INFO);
*os_len = len;
*os_data = (ulong)data;
images->fit_hdr_os = (void *)fit_hdr;
images->fit_uname_os = fit_uname_kernel;
images->fit_noffset_os = os_noffset;
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;
}
/**
* 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)
{
image_header_t *hdr;
ulong img_addr;
const void *buf;
#if defined(CONFIG_FIT)
const char *fit_uname_config = NULL;
const char *fit_uname_kernel = NULL;
int os_noffset;
#endif
/* find out kernel image address */
if (argc < 1) {
img_addr = load_addr;
debug("* kernel: default image load address = 0x%08lx\n",
load_addr);
#if defined(CONFIG_FIT)
} else if (fit_parse_conf(argv[0], load_addr, &img_addr,
&fit_uname_config)) {
debug("* kernel: config '%s' from image at 0x%08lx\n",
fit_uname_config, img_addr);
} else if (fit_parse_subimage(argv[0], load_addr, &img_addr,
&fit_uname_kernel)) {
debug("* kernel: subimage '%s' from image at 0x%08lx\n",
fit_uname_kernel, img_addr);
#endif
} else {
img_addr = simple_strtoul(argv[0], NULL, 16);
debug("* kernel: cmdline image address = 0x%08lx\n", img_addr);
}
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)) {
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;
#if defined(CONFIG_FIT)
case IMAGE_FORMAT_FIT:
os_noffset = fit_image_load(images, FIT_KERNEL_PROP,
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((void *)img_addr, 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;
}
/**
* boot_get_ramdisk - main ramdisk handling routine
* @argc: command argument count
* @argv: command argument list
* @images: pointer to the bootm images structure
* @arch: expected ramdisk architecture
* @rd_start: pointer to a ulong variable, will hold ramdisk start address
* @rd_end: pointer to a ulong variable, will hold ramdisk end
*
* boot_get_ramdisk() is responsible for finding a valid ramdisk image.
* Curently supported are the following ramdisk sources:
* - multicomponent kernel/ramdisk image,
* - commandline provided address of decicated ramdisk image.
*
* returns:
* 0, if ramdisk image was found and valid, or skiped
* rd_start and rd_end are set to ramdisk start/end addresses if
* ramdisk image is found and valid
*
* 1, if ramdisk image is found but corrupted, or invalid
* rd_start and rd_end are set to 0 if no ramdisk exists
*/
int boot_get_ramdisk(int argc, char * const argv[], bootm_headers_t *images,
uint8_t arch, ulong *rd_start, ulong *rd_end)
{
ulong rd_addr, rd_load;
ulong rd_data, rd_len;
#if defined(CONFIG_IMAGE_FORMAT_LEGACY)
const image_header_t *rd_hdr;
#endif
void *buf;
#ifdef CONFIG_SUPPORT_RAW_INITRD
char *end;
#endif
#if defined(CONFIG_FIT)
const char *fit_uname_config = images->fit_uname_cfg;
const char *fit_uname_ramdisk = NULL;
ulong default_addr;
int rd_noffset;
#endif
const char *select = NULL;
*rd_start = 0;
*rd_end = 0;
if (argc >= 2)
select = argv[1];
/*
* Look for a '-' which indicates to ignore the
* ramdisk argument
*/
if (select && strcmp(select, "-") == 0) {
debug("## Skipping init Ramdisk\n");
rd_len = rd_data = 0;
} else if (select || genimg_has_config(images)) {
#if defined(CONFIG_FIT)
if (select) {
/*
* If the init ramdisk comes from the FIT image and
* the FIT image address is omitted in the command
* line argument, try to use os FIT image address or
* default load address.
*/
if (images->fit_uname_os)
default_addr = (ulong)images->fit_hdr_os;
else
default_addr = load_addr;
if (fit_parse_conf(select, default_addr,
&rd_addr, &fit_uname_config)) {
debug("* ramdisk: config '%s' from image at "
"0x%08lx\n",
fit_uname_config, rd_addr);
} else if (fit_parse_subimage(select, default_addr,
&rd_addr, &fit_uname_ramdisk)) {
debug("* ramdisk: subimage '%s' from image at "
"0x%08lx\n",
fit_uname_ramdisk, rd_addr);
} else
#endif
{
rd_addr = simple_strtoul(select, NULL, 16);
debug("* ramdisk: cmdline image address = "
"0x%08lx\n",
rd_addr);
}
#if defined(CONFIG_FIT)
} else {
/* use FIT configuration provided in first bootm
* command argument. If the property is not defined,
* quit silently.
*/
rd_addr = map_to_sysmem(images->fit_hdr_os);
rd_noffset = fit_get_node_from_config(images,
FIT_RAMDISK_PROP, rd_addr);
if (rd_noffset == -ENOLINK)
return 0;
else if (rd_noffset < 0)
return 1;
}
#endif
/* copy from dataflash if needed */
rd_addr = genimg_get_image(rd_addr);
/*
* Check if there is an initrd image at the
* address provided in the second bootm argument
* check image type, for FIT images get FIT node.
*/
buf = map_sysmem(rd_addr, 0);
switch (genimg_get_format(buf)) {
#if defined(CONFIG_IMAGE_FORMAT_LEGACY)
case IMAGE_FORMAT_LEGACY:
printf("## Loading init Ramdisk from Legacy "
"Image at %08lx ...\n", rd_addr);
bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK);
rd_hdr = image_get_ramdisk(rd_addr, arch,
images->verify);
if (rd_hdr == NULL)
return 1;
rd_data = image_get_data(rd_hdr);
rd_len = image_get_data_size(rd_hdr);
rd_load = image_get_load(rd_hdr);
break;
#endif
#if defined(CONFIG_FIT)
case IMAGE_FORMAT_FIT:
rd_noffset = fit_image_load(images,
rd_addr, &fit_uname_ramdisk,
&fit_uname_config, arch,
IH_TYPE_RAMDISK,
BOOTSTAGE_ID_FIT_RD_START,
FIT_LOAD_IGNORED, &rd_data, &rd_len);
if (rd_noffset < 0)
return 1;
images->fit_hdr_rd = map_sysmem(rd_addr, 0);
images->fit_uname_rd = fit_uname_ramdisk;
images->fit_noffset_rd = rd_noffset;
break;
#endif
default:
#ifdef CONFIG_SUPPORT_RAW_INITRD
end = NULL;
if (select)
end = strchr(select, ':');
if (end) {
rd_len = simple_strtoul(++end, NULL, 16);
rd_data = rd_addr;
} else
#endif
{
puts("Wrong Ramdisk Image Format\n");
rd_data = rd_len = rd_load = 0;
return 1;
}
}
} else if (images->legacy_hdr_valid &&
image_check_type(&images->legacy_hdr_os_copy,
IH_TYPE_MULTI)) {
/*
* Now check if we have a legacy mult-component image,
* get second entry data start address and len.
*/
bootstage_mark(BOOTSTAGE_ID_RAMDISK);
printf("## Loading init Ramdisk from multi component "
"Legacy Image at %08lx ...\n",
(ulong)images->legacy_hdr_os);
image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len);
}
#ifdef CONFIG_ANDROID_BOOT_IMAGE
else if ((genimg_get_format(images) == IMAGE_FORMAT_ANDROID) &&
(!android_image_get_ramdisk((void *)images->os.start,
&rd_data, &rd_len))) {
/* empty */
}
#endif
else {
/*
* no initrd image
*/
bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK);
rd_len = rd_data = 0;
}
if (!rd_data) {
debug("## No init Ramdisk\n");
} else {
*rd_start = rd_data;
*rd_end = rd_data + rd_len;
}
debug(" ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
*rd_start, *rd_end);
return 0;
}
/* command form:
* fpga <op> <device number> <data addr> <datasize>
* where op is 'load', 'dump', or 'info'
* If there is no device number field, the fpga environment variable is used.
* If there is no data addr field, the fpgadata environment variable is used.
* The info command requires no data address field.
*/
int do_fpga (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
{
int op, dev = FPGA_INVALID_DEVICE;
size_t data_size = 0;
void *fpga_data = NULL;
char *devstr = getenv ("fpga");
char *datastr = getenv ("fpgadata");
int rc = FPGA_FAIL;
int wrong_parms = 0;
#if defined (CONFIG_FIT)
const char *fit_uname = NULL;
ulong fit_addr;
#endif
if (devstr)
dev = (int) simple_strtoul (devstr, NULL, 16);
if (datastr)
fpga_data = (void *) simple_strtoul (datastr, NULL, 16);
switch (argc) {
case 5: /* fpga <op> <dev> <data> <datasize> */
data_size = simple_strtoul (argv[4], NULL, 16);
case 4: /* fpga <op> <dev> <data> */
#if defined(CONFIG_FIT)
if (fit_parse_subimage (argv[3], (ulong)fpga_data,
&fit_addr, &fit_uname)) {
fpga_data = (void *)fit_addr;
debug("* fpga: subimage '%s' from FIT image "
"at 0x%08lx\n",
fit_uname, fit_addr);
} else
#endif
{
fpga_data = (void *) simple_strtoul (argv[3], NULL, 16);
debug("* fpga: cmdline image address = 0x%08lx\n",
(ulong)fpga_data);
}
debug("%s: fpga_data = 0x%x\n", __func__, (uint) fpga_data);
case 3: /* fpga <op> <dev | data addr> */
dev = (int) simple_strtoul (argv[2], NULL, 16);
debug("%s: device = %d\n", __func__, dev);
/* FIXME - this is a really weak test */
if ((argc == 3) && (dev > fpga_count ())) { /* must be buffer ptr */
debug("%s: Assuming buffer pointer in arg 3\n",
__func__);
#if defined(CONFIG_FIT)
if (fit_parse_subimage (argv[2], (ulong)fpga_data,
&fit_addr, &fit_uname)) {
fpga_data = (void *)fit_addr;
debug("* fpga: subimage '%s' from FIT image "
"at 0x%08lx\n",
fit_uname, fit_addr);
} else
#endif
{
fpga_data = (void *) dev;
debug("* fpga: cmdline image address = "
"0x%08lx\n", (ulong)fpga_data);
}
debug("%s: fpga_data = 0x%x\n",
__func__, (uint) fpga_data);
dev = FPGA_INVALID_DEVICE; /* reset device num */
}
case 2: /* fpga <op> */
op = (int) fpga_get_op (argv[1]);
break;
default:
debug("%s: Too many or too few args (%d)\n",
__func__, argc);
op = FPGA_NONE; /* force usage display */
break;
}
if (dev == FPGA_INVALID_DEVICE) {
puts("FPGA device not specified\n");
op = FPGA_NONE;
}
switch (op) {
case FPGA_NONE:
case FPGA_INFO:
break;
case FPGA_LOAD:
case FPGA_LOADB:
case FPGA_DUMP:
if (!fpga_data || !data_size)
wrong_parms = 1;
break;
case FPGA_LOADMK:
if (!fpga_data)
wrong_parms = 1;
break;
}
if (wrong_parms) {
puts("Wrong parameters for FPGA request\n");
op = FPGA_NONE;
}
switch (op) {
case FPGA_NONE:
return CMD_RET_USAGE;
case FPGA_INFO:
rc = fpga_info (dev);
break;
case FPGA_LOAD:
rc = fpga_load (dev, fpga_data, data_size);
break;
case FPGA_LOADB:
rc = fpga_loadbitstream(dev, fpga_data, data_size);
break;
case FPGA_LOADMK:
switch (genimg_get_format (fpga_data)) {
case IMAGE_FORMAT_LEGACY:
{
image_header_t *hdr = (image_header_t *)fpga_data;
ulong data;
data = (ulong)image_get_data (hdr);
data_size = image_get_data_size (hdr);
rc = fpga_load (dev, (void *)data, data_size);
}
break;
#if defined(CONFIG_FIT)
case IMAGE_FORMAT_FIT:
{
const void *fit_hdr = (const void *)fpga_data;
int noffset;
const void *fit_data;
if (fit_uname == NULL) {
puts ("No FIT subimage unit name\n");
return 1;
}
if (!fit_check_format (fit_hdr)) {
puts ("Bad FIT image format\n");
return 1;
}
/* get fpga component image node offset */
noffset = fit_image_get_node (fit_hdr, fit_uname);
if (noffset < 0) {
printf ("Can't find '%s' FIT subimage\n", fit_uname);
return 1;
}
/* verify integrity */
if (!fit_image_verify(fit_hdr, noffset)) {
puts ("Bad Data Hash\n");
return 1;
}
/* get fpga subimage data address and length */
if (fit_image_get_data (fit_hdr, noffset, &fit_data, &data_size)) {
puts ("Could not find fpga subimage data\n");
return 1;
}
rc = fpga_load (dev, fit_data, data_size);
}
break;
#endif
default:
puts ("** Unknown image type\n");
rc = FPGA_FAIL;
break;
}
break;
case FPGA_DUMP:
rc = fpga_dump (dev, fpga_data, data_size);
break;
default:
printf ("Unknown operation\n");
return CMD_RET_USAGE;
}
return (rc);
}
