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u-boot/boot/image-board.c
Simon Glass 1de1a03487 boot: Drop size parameter from image_setup_libfdt() 
The of_size parameter is not used, so remove it.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
2023-12-13 18:39:05 -05:00

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// SPDX-License-Identifier: GPL-2.0+
/*
* Image code used by boards (and not host tools)
*
* (C) Copyright 2008 Semihalf
*
* (C) Copyright 2000-2006
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*/
#include <common.h>
#include <bootstage.h>
#include <cpu_func.h>
#include <display_options.h>
#include <env.h>
#include <fpga.h>
#include <image.h>
#include <init.h>
#include <log.h>
#include <mapmem.h>
#include <rtc.h>
#include <watchdog.h>
#include <asm/cache.h>
#include <asm/global_data.h>
DECLARE_GLOBAL_DATA_PTR;
/**
* image_get_ramdisk - get and verify ramdisk image
* @rd_addr: ramdisk image start address
* @arch: expected ramdisk architecture
* @verify: checksum verification flag
*
* image_get_ramdisk() returns a pointer to the verified ramdisk image
* header. Routine receives image start address and expected architecture
* flag. Verification done covers data and header integrity and os/type/arch
* fields checking.
*
* returns:
* pointer to a ramdisk image header, if image was found and valid
* otherwise, return NULL
*/
static const struct legacy_img_hdr *image_get_ramdisk(ulong rd_addr, u8 arch,
int verify)
{
const struct legacy_img_hdr *rd_hdr = (const struct legacy_img_hdr *)rd_addr;
if (!image_check_magic(rd_hdr)) {
puts("Bad Magic Number\n");
bootstage_error(BOOTSTAGE_ID_RD_MAGIC);
return NULL;
}
if (!image_check_hcrc(rd_hdr)) {
puts("Bad Header Checksum\n");
bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
return NULL;
}
bootstage_mark(BOOTSTAGE_ID_RD_MAGIC);
image_print_contents(rd_hdr);
if (verify) {
puts(" Verifying Checksum ... ");
if (!image_check_dcrc(rd_hdr)) {
puts("Bad Data CRC\n");
bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM);
return NULL;
}
puts("OK\n");
}
bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
if (!image_check_os(rd_hdr, IH_OS_LINUX) ||
!image_check_arch(rd_hdr, arch) ||
!image_check_type(rd_hdr, IH_TYPE_RAMDISK)) {
printf("No Linux %s Ramdisk Image\n",
genimg_get_arch_name(arch));
bootstage_error(BOOTSTAGE_ID_RAMDISK);
return NULL;
}
return rd_hdr;
}
/*****************************************************************************/
/* Shared dual-format routines */
/*****************************************************************************/
ulong image_load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */
ulong image_save_addr; /* Default Save Address */
ulong image_save_size; /* Default Save Size (in bytes) */
static int on_loadaddr(const char *name, const char *value, enum env_op op,
int flags)
{
switch (op) {
case env_op_create:
case env_op_overwrite:
image_load_addr = hextoul(value, NULL);
break;
default:
break;
}
return 0;
}
U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr);
ulong env_get_bootm_low(void)
{
char *s = env_get("bootm_low");
if (s) {
ulong tmp = hextoul(s, NULL);
return tmp;
}
#if defined(CFG_SYS_SDRAM_BASE)
return CFG_SYS_SDRAM_BASE;
#elif defined(CONFIG_ARM) || defined(CONFIG_MICROBLAZE) || defined(CONFIG_RISCV)
return gd->bd->bi_dram[0].start;
#else
return 0;
#endif
}
phys_size_t env_get_bootm_size(void)
{
phys_size_t tmp, size;
phys_addr_t start;
char *s = env_get("bootm_size");
if (s) {
tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
return tmp;
}
start = gd->ram_base;
size = gd->ram_size;
if (start + size > gd->ram_top)
size = gd->ram_top - start;
s = env_get("bootm_low");
if (s)
tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
else
tmp = start;
return size - (tmp - start);
}
phys_size_t env_get_bootm_mapsize(void)
{
phys_size_t tmp;
char *s = env_get("bootm_mapsize");
if (s) {
tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
return tmp;
}
#if defined(CFG_SYS_BOOTMAPSZ)
return CFG_SYS_BOOTMAPSZ;
#else
return env_get_bootm_size();
#endif
}
void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
{
if (to == from)
return;
if (IS_ENABLED(CONFIG_HW_WATCHDOG) || IS_ENABLED(CONFIG_WATCHDOG)) {
if (to > from) {
from += len;
to += len;
}
while (len > 0) {
size_t tail = (len > chunksz) ? chunksz : len;
schedule();
if (to > from) {
to -= tail;
from -= tail;
}
memmove(to, from, tail);
if (to < from) {
to += tail;
from += tail;
}
len -= tail;
}
} else {
memmove(to, from, len);
}
}
ulong genimg_get_kernel_addr_fit(const 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 = image_load_addr;
debug("* kernel: default image load address = 0x%08lx\n",
image_load_addr);
} else if (CONFIG_IS_ENABLED(FIT) &&
fit_parse_conf(img_addr, image_load_addr, &kernel_addr,
fit_uname_config)) {
debug("* kernel: config '%s' from image at 0x%08lx\n",
*fit_uname_config, kernel_addr);
} else if (CONFIG_IS_ENABLED(FIT) &&
fit_parse_subimage(img_addr, image_load_addr, &kernel_addr,
fit_uname_kernel)) {
debug("* kernel: subimage '%s' from image at 0x%08lx\n",
*fit_uname_kernel, kernel_addr);
} else {
kernel_addr = hextoul(img_addr, NULL);
debug("* kernel: cmdline image address = 0x%08lx\n",
kernel_addr);
}
return kernel_addr;
}
/**
* 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);
}
/**
* genimg_get_format - get image format type
* @img_addr: image start address
*
* genimg_get_format() checks whether provided address points to a valid
* legacy or FIT image.
*
* New uImage format and FDT blob are based on a libfdt. FDT blob
* may be passed directly or embedded in a FIT image. In both situations
* genimg_get_format() must be able to dectect libfdt header.
*
* returns:
* image format type or IMAGE_FORMAT_INVALID if no image is present
*/
int genimg_get_format(const void *img_addr)
{
if (CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)) {
const struct legacy_img_hdr *hdr;
hdr = (const struct legacy_img_hdr *)img_addr;
if (image_check_magic(hdr))
return IMAGE_FORMAT_LEGACY;
}
if (CONFIG_IS_ENABLED(FIT) || CONFIG_IS_ENABLED(OF_LIBFDT)) {
if (!fdt_check_header(img_addr))
return IMAGE_FORMAT_FIT;
}
if (IS_ENABLED(CONFIG_ANDROID_BOOT_IMAGE) &&
is_android_boot_image_header(img_addr))
return IMAGE_FORMAT_ANDROID;
return IMAGE_FORMAT_INVALID;
}
/**
* fit_has_config - check if there is a valid FIT configuration
* @images: pointer to the bootm command headers structure
*
* fit_has_config() checks if there is a FIT configuration in use
* (if FTI support is present).
*
* returns:
* 0, no FIT support or no configuration found
* 1, configuration found
*/
int genimg_has_config(struct bootm_headers *images)
{
if (CONFIG_IS_ENABLED(FIT) && images->fit_uname_cfg)
return 1;
return 0;
}
/**
* select_ramdisk() - Select and locate the ramdisk to use
*
* @images: pointer to the bootm images structure
* @select: name of ramdisk to select, or hex address, NULL for any
* @arch: expected ramdisk architecture
* @rd_datap: pointer to a ulong variable, will hold ramdisk pointer
* @rd_lenp: pointer to a ulong variable, will hold ramdisk length
* Return: 0 if OK, -ENOPKG if no ramdisk (but an error should not be reported),
* other -ve value on other error
*/
static int select_ramdisk(struct bootm_headers *images, const char *select, u8 arch,
ulong *rd_datap, ulong *rd_lenp)
{
const char *fit_uname_config;
const char *fit_uname_ramdisk;
bool done_select = !select;
bool done = false;
int rd_noffset;
ulong rd_addr = 0;
char *buf;
if (CONFIG_IS_ENABLED(FIT)) {
fit_uname_config = images->fit_uname_cfg;
fit_uname_ramdisk = NULL;
if (select) {
ulong default_addr;
/*
* 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 = image_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);
done_select = true;
} 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);
done_select = true;
}
}
}
if (!done_select) {
rd_addr = hextoul(select, NULL);
debug("* ramdisk: cmdline image address = 0x%08lx\n", rd_addr);
}
if (CONFIG_IS_ENABLED(FIT) && !select) {
/* use FIT configuration provided in first bootm
* command argument. If the property is not defined,
* quit silently (with -ENOPKG)
*/
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 == -ENOENT)
return -ENOPKG;
else if (rd_noffset < 0)
return rd_noffset;
}
/*
* 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)) {
case IMAGE_FORMAT_LEGACY:
if (CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)) {
const struct legacy_img_hdr *rd_hdr;
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)
return -ENOENT;
*rd_datap = image_get_data(rd_hdr);
*rd_lenp = image_get_data_size(rd_hdr);
done = true;
}
break;
case IMAGE_FORMAT_FIT:
if (CONFIG_IS_ENABLED(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_OPTIONAL_NON_ZERO,
rd_datap, rd_lenp);
if (rd_noffset < 0)
return rd_noffset;
images->fit_hdr_rd = map_sysmem(rd_addr, 0);
images->fit_uname_rd = fit_uname_ramdisk;
images->fit_noffset_rd = rd_noffset;
done = true;
}
break;
case IMAGE_FORMAT_ANDROID:
if (IS_ENABLED(CONFIG_ANDROID_BOOT_IMAGE)) {
int ret;
if (IS_ENABLED(CONFIG_CMD_ABOOTIMG)) {
void *boot_img = map_sysmem(get_abootimg_addr(), 0);
void *vendor_boot_img = map_sysmem(get_avendor_bootimg_addr(), 0);
ret = android_image_get_ramdisk(boot_img, vendor_boot_img,
rd_datap, rd_lenp);
unmap_sysmem(vendor_boot_img);
unmap_sysmem(boot_img);
} else {
void *ptr = map_sysmem(images->os.start, 0);
ret = android_image_get_ramdisk(ptr, NULL, rd_datap, rd_lenp);
unmap_sysmem(ptr);
}
if (ret)
return ret;
done = true;
}
break;
}
if (!done) {
if (IS_ENABLED(CONFIG_SUPPORT_RAW_INITRD)) {
char *end = NULL;
if (select)
end = strchr(select, ':');
if (end) {
*rd_lenp = hextoul(++end, NULL);
*rd_datap = rd_addr;
done = true;
}
}
if (!done) {
puts("Wrong Ramdisk Image Format\n");
return -EINVAL;
}
}
return 0;
}
int boot_get_ramdisk(char const *select, struct bootm_headers *images,
uint arch, ulong *rd_start, ulong *rd_end)
{
ulong rd_data, rd_len;
*rd_start = 0;
*rd_end = 0;
/*
* Look for a '-' which indicates to ignore the
* ramdisk argument
*/
if (select && strcmp(select, "-") == 0) {
debug("## Skipping init Ramdisk\n");
rd_len = 0;
rd_data = 0;
} else if (select || genimg_has_config(images)) {
int ret;
ret = select_ramdisk(images, select, arch, &rd_data, &rd_len);
if (ret == -ENOPKG)
return 0;
else if (ret)
return ret;
} 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);
} else {
/*
* no initrd image
*/
bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK);
rd_len = 0;
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;
}
/**
* boot_ramdisk_high - relocate init ramdisk
* @lmb: pointer to lmb handle, will be used for memory mgmt
* @rd_data: ramdisk data start address
* @rd_len: ramdisk data length
* @initrd_start: pointer to a ulong variable, will hold final init ramdisk
* start address (after possible relocation)
* @initrd_end: pointer to a ulong variable, will hold final init ramdisk
* end address (after possible relocation)
*
* boot_ramdisk_high() takes a relocation hint from "initrd_high" environment
* variable and if requested ramdisk data is moved to a specified location.
*
* Initrd_start and initrd_end are set to final (after relocation) ramdisk
* start/end addresses if ramdisk image start and len were provided,
* otherwise set initrd_start and initrd_end set to zeros.
*
* returns:
* 0 - success
* -1 - failure
*/
int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len,
ulong *initrd_start, ulong *initrd_end)
{
char *s;
ulong initrd_high;
int initrd_copy_to_ram = 1;
s = env_get("initrd_high");
if (s) {
/* a value of "no" or a similar string will act like 0,
* turning the "load high" feature off. This is intentional.
*/
initrd_high = hextoul(s, NULL);
if (initrd_high == ~0)
initrd_copy_to_ram = 0;
} else {
initrd_high = env_get_bootm_mapsize() + env_get_bootm_low();
}
debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
initrd_high, initrd_copy_to_ram);
if (rd_data) {
if (!initrd_copy_to_ram) { /* zero-copy ramdisk support */
debug(" in-place initrd\n");
*initrd_start = rd_data;
*initrd_end = rd_data + rd_len;
lmb_reserve(lmb, rd_data, rd_len);
} else {
if (initrd_high)
*initrd_start = (ulong)lmb_alloc_base(lmb,
rd_len, 0x1000, initrd_high);
else
*initrd_start = (ulong)lmb_alloc(lmb, rd_len,
0x1000);
if (*initrd_start == 0) {
puts("ramdisk - allocation error\n");
goto error;
}
bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK);
*initrd_end = *initrd_start + rd_len;
printf(" Loading Ramdisk to %08lx, end %08lx ... ",
*initrd_start, *initrd_end);
memmove_wd((void *)*initrd_start,
(void *)rd_data, rd_len, CHUNKSZ);
/*
* Ensure the image is flushed to memory to handle
* AMP boot scenarios in which we might not be
* HW cache coherent
*/
if (IS_ENABLED(CONFIG_MP)) {
flush_cache((unsigned long)*initrd_start,
ALIGN(rd_len, ARCH_DMA_MINALIGN));
}
puts("OK\n");
}
} else {
*initrd_start = 0;
*initrd_end = 0;
}
debug(" ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
*initrd_start, *initrd_end);
return 0;
error:
return -1;
}
int boot_get_setup(struct bootm_headers *images, u8 arch,
ulong *setup_start, ulong *setup_len)
{
if (!CONFIG_IS_ENABLED(FIT))
return -ENOENT;
return boot_get_setup_fit(images, arch, setup_start, setup_len);
}
int boot_get_fpga(struct bootm_headers *images)
{
ulong tmp_img_addr, img_data, img_len;
void *buf;
int conf_noffset;
int fit_img_result;
const char *uname, *name;
int err;
int devnum = 0; /* TODO support multi fpga platforms */
if (!IS_ENABLED(CONFIG_FPGA))
return -ENOSYS;
/* 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
*/
tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
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);
uname = fdt_stringlist_get(buf, conf_noffset, FIT_FPGA_PROP, 0,
NULL);
if (!uname) {
debug("## FPGA image is not specified\n");
return 0;
}
fit_img_result = fit_image_load(images,
tmp_img_addr,
(const char **)&uname,
&images->fit_uname_cfg,
IH_ARCH_DEFAULT,
IH_TYPE_FPGA,
BOOTSTAGE_ID_FPGA_INIT,
FIT_LOAD_OPTIONAL_NON_ZERO,
&img_data, &img_len);
debug("FPGA image (%s) loaded to 0x%lx/size 0x%lx\n",
uname, img_data, img_len);
if (fit_img_result < 0) {
/* Something went wrong! */
return fit_img_result;
}
if (!fpga_is_partial_data(devnum, img_len)) {
name = "full";
err = fpga_loadbitstream(devnum, (char *)img_data,
img_len, BIT_FULL);
if (err)
err = fpga_load(devnum, (const void *)img_data,
img_len, BIT_FULL, 0);
} else {
name = "partial";
err = fpga_loadbitstream(devnum, (char *)img_data,
img_len, BIT_PARTIAL);
if (err)
err = fpga_load(devnum, (const void *)img_data,
img_len, BIT_PARTIAL, 0);
}
if (err)
return err;
printf(" Programming %s bitstream... OK\n", name);
break;
default:
printf("The given image format is not supported (corrupt?)\n");
return 1;
}
return 0;
}
static void fit_loadable_process(u8 img_type,
ulong img_data,
ulong img_len)
{
int i;
const unsigned int count =
ll_entry_count(struct fit_loadable_tbl, fit_loadable);
struct fit_loadable_tbl *fit_loadable_handler =
ll_entry_start(struct fit_loadable_tbl, fit_loadable);
/* For each loadable handler */
for (i = 0; i < count; i++, fit_loadable_handler++)
/* matching this type */
if (fit_loadable_handler->type == img_type)
/* call that handler with this image data */
fit_loadable_handler->handler(img_data, img_len);
}
int boot_get_loadable(struct bootm_headers *images)
{
/*
* 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;
u8 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
*/
tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
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,
IH_ARCH_DEFAULT,
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;
}
/**
* boot_get_cmdline - allocate and initialize kernel cmdline
* @lmb: pointer to lmb handle, will be used for memory mgmt
* @cmd_start: pointer to a ulong variable, will hold cmdline start
* @cmd_end: pointer to a ulong variable, will hold cmdline end
*
* This allocates space for kernel command line below
* BOOTMAPSZ + env_get_bootm_low() address. If "bootargs" U-Boot environment
* variable is present its contents is copied to allocated kernel
* command line.
*
* returns:
* 0 - success
* -1 - failure
*/
int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
{
int barg;
char *cmdline;
char *s;
/*
* Help the compiler detect that this function is only called when
* CONFIG_SYS_BOOT_GET_CMDLINE is enabled
*/
if (!IS_ENABLED(CONFIG_SYS_BOOT_GET_CMDLINE))
return 0;
barg = IF_ENABLED_INT(CONFIG_SYS_BOOT_GET_CMDLINE, CONFIG_SYS_BARGSIZE);
cmdline = (char *)(ulong)lmb_alloc_base(lmb, barg, 0xf,
env_get_bootm_mapsize() + env_get_bootm_low());
if (!cmdline)
return -1;
s = env_get("bootargs");
if (!s)
s = "";
strcpy(cmdline, s);
*cmd_start = (ulong)cmdline;
*cmd_end = *cmd_start + strlen(cmdline);
debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
return 0;
}
/**
* boot_get_kbd - allocate and initialize kernel copy of board info
* @lmb: pointer to lmb handle, will be used for memory mgmt
* @kbd: double pointer to board info data
*
* boot_get_kbd() allocates space for kernel copy of board info data below
* BOOTMAPSZ + env_get_bootm_low() address and kernel board info is initialized
* with the current u-boot board info data.
*
* returns:
* 0 - success
* -1 - failure
*/
int boot_get_kbd(struct lmb *lmb, struct bd_info **kbd)
{
*kbd = (struct bd_info *)(ulong)lmb_alloc_base(lmb,
sizeof(struct bd_info),
0xf,
env_get_bootm_mapsize() +
env_get_bootm_low());
if (!*kbd)
return -1;
**kbd = *gd->bd;
debug("## kernel board info at 0x%08lx\n", (ulong)*kbd);
if (_DEBUG && IS_ENABLED(CONFIG_CMD_BDI))
do_bdinfo(NULL, 0, 0, NULL);
return 0;
}
int image_setup_linux(struct bootm_headers *images)
{
ulong of_size = images->ft_len;
char **of_flat_tree = &images->ft_addr;
struct lmb *lmb = images_lmb(images);
int ret;
/* This function cannot be called without lmb support */
if (!IS_ENABLED(CONFIG_LMB))
return -EFAULT;
if (CONFIG_IS_ENABLED(OF_LIBFDT))
boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree);
if (IS_ENABLED(CONFIG_SYS_BOOT_GET_CMDLINE)) {
ret = boot_get_cmdline(lmb, &images->cmdline_start,
&images->cmdline_end);
if (ret) {
puts("ERROR with allocation of cmdline\n");
return ret;
}
}
if (CONFIG_IS_ENABLED(OF_LIBFDT)) {
ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size);
if (ret)
return ret;
}
if (CONFIG_IS_ENABLED(OF_LIBFDT) && of_size) {
ret = image_setup_libfdt(images, *of_flat_tree, lmb);
if (ret)
return ret;
}
return 0;
}
void genimg_print_size(uint32_t size)
{
printf("%d Bytes = ", size);
print_size(size, "\n");
}
void genimg_print_time(time_t timestamp)
{
struct rtc_time tm;
rtc_to_tm(timestamp, &tm);
printf("%4d-%02d-%02d %2d:%02d:%02d UTC\n",
tm.tm_year, tm.tm_mon, tm.tm_mday,
tm.tm_hour, tm.tm_min, tm.tm_sec);
}
/**
* get_default_image() - Return default property from /images
*
* Return: Pointer to value of default property (or NULL)
*/
static const char *get_default_image(const void *fit)
{
int images_noffset;
images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH);
if (images_noffset < 0)
return NULL;
return fdt_getprop(fit, images_noffset, FIT_DEFAULT_PROP, NULL);
}
int image_locate_script(void *buf, int size, const char *fit_uname,
const char *confname, char **datap, uint *lenp)
{
const struct legacy_img_hdr *hdr;
const void *fit_data;
const void *fit_hdr;
size_t fit_len;
int noffset;
int verify;
ulong len;
u32 *data;
verify = env_get_yesno("verify");
switch (genimg_get_format(buf)) {
case IMAGE_FORMAT_LEGACY:
if (!IS_ENABLED(CONFIG_LEGACY_IMAGE_FORMAT)) {
goto exit_image_format;
} else {
hdr = buf;
if (!image_check_magic(hdr)) {
puts("Bad magic number\n");
return 1;
}
if (!image_check_hcrc(hdr)) {
puts("Bad header crc\n");
return 1;
}
if (verify) {
if (!image_check_dcrc(hdr)) {
puts("Bad data crc\n");
return 1;
}
}
if (!image_check_type(hdr, IH_TYPE_SCRIPT)) {
puts("Bad image type\n");
return 1;
}
/* get length of script */
data = (u32 *)image_get_data(hdr);
len = uimage_to_cpu(*data);
if (!len) {
puts("Empty Script\n");
return 1;
}
/*
* scripts are just multi-image files with one
* component, so seek past the zero-terminated sequence
* of image lengths to get to the actual image data
*/
while (*data++);
}
break;
case IMAGE_FORMAT_FIT:
if (!IS_ENABLED(CONFIG_FIT)) {
goto exit_image_format;
} else {
fit_hdr = buf;
if (fit_check_format(fit_hdr, IMAGE_SIZE_INVAL)) {
puts("Bad FIT image format\n");
return 1;
}
if (!fit_uname) {
/* If confname is empty, use the default */
if (confname && *confname)
noffset = fit_conf_get_node(fit_hdr, confname);
else
noffset = fit_conf_get_node(fit_hdr, NULL);
if (noffset < 0) {
if (!confname)
goto fallback;
printf("Could not find config %s\n", confname);
return 1;
}
if (verify && fit_config_verify(fit_hdr, noffset))
return 1;
noffset = fit_conf_get_prop_node(fit_hdr,
noffset,
FIT_SCRIPT_PROP,
IH_PHASE_NONE);
if (noffset < 0) {
if (!confname)
goto fallback;
printf("Could not find script in %s\n", confname);
return 1;
}
} else {
fallback:
if (!fit_uname || !*fit_uname)
fit_uname = get_default_image(fit_hdr);
if (!fit_uname) {
puts("No FIT subimage unit name\n");
return 1;
}
/* get script 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;
}
}
if (!fit_image_check_type(fit_hdr, noffset,
IH_TYPE_SCRIPT)) {
puts("Not a image image\n");
return 1;
}
/* verify integrity */
if (verify && !fit_image_verify(fit_hdr, noffset)) {
puts("Bad Data Hash\n");
return 1;
}
/* get script subimage data address and length */
if (fit_image_get_data_and_size(fit_hdr, noffset,
&fit_data, &fit_len)) {
puts("Could not find script subimage data\n");
return 1;
}
data = (u32 *)fit_data;
len = (ulong)fit_len;
}
break;
default:
goto exit_image_format;
}
*datap = (char *)data;
*lenp = len;
return 0;
exit_image_format:
puts("Wrong image format for \"source\" command\n");
return -EPERM;
}
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