+// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2008 Semihalf
*
* (C) Copyright 2000-2009
* DENX Software Engineering
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
+#include "imagetool.h"
#include "mkimage.h"
+#include "imximage.h"
#include <image.h>
#include <version.h>
+#ifdef __linux__
+#include <sys/ioctl.h>
+#endif
static void copy_file(int, const char *, int);
-static void usage(void);
-
-/* image_type_params link list to maintain registered image type supports */
-struct image_type_params *mkimage_tparams = NULL;
/* parameters initialized by core will be used by the image type code */
-struct image_tool_params params = {
+static struct image_tool_params params = {
.os = IH_OS_LINUX,
.arch = IH_ARCH_PPC,
.type = IH_TYPE_KERNEL,
.imagename2 = "",
};
-/*
- * mkimage_register -
- *
- * It is used to register respective image generation/list support to the
- * mkimage core
- *
- * the input struct image_type_params is checked and appended to the link
- * list, if the input structure is already registered, error
- */
-void mkimage_register (struct image_type_params *tparams)
+static enum ih_category cur_category;
+
+static int h_compare_category_name(const void *vtype1, const void *vtype2)
{
- struct image_type_params **tp;
+ const int *type1 = vtype1;
+ const int *type2 = vtype2;
+ const char *name1 = genimg_get_cat_short_name(cur_category, *type1);
+ const char *name2 = genimg_get_cat_short_name(cur_category, *type2);
- if (!tparams) {
- fprintf (stderr, "%s: %s: Null input\n",
- params.cmdname, __FUNCTION__);
- exit (EXIT_FAILURE);
+ return strcmp(name1, name2);
+}
+
+static int show_valid_options(enum ih_category category)
+{
+ int *order;
+ int count;
+ int item;
+ int i;
+
+ count = genimg_get_cat_count(category);
+ order = calloc(count, sizeof(*order));
+ if (!order)
+ return -ENOMEM;
+
+ /* Sort the names in order of short name for easier reading */
+ for (i = 0, item = 0; i < count; i++, item++) {
+ while (!genimg_cat_has_id(category, item) && i < count) {
+ item++;
+ count--;
+ }
+ order[i] = item;
+ }
+ cur_category = category;
+ qsort(order, count, sizeof(int), h_compare_category_name);
+
+ fprintf(stderr, "\nInvalid %s, supported are:\n",
+ genimg_get_cat_desc(category));
+ for (i = 0; i < count; i++) {
+ item = order[i];
+ fprintf(stderr, "\t%-15s %s\n",
+ genimg_get_cat_short_name(category, item),
+ genimg_get_cat_name(category, item));
}
+ fprintf(stderr, "\n");
+ free(order);
+
+ return 0;
+}
- /* scan the linked list, check for registry and point the last one */
- for (tp = &mkimage_tparams; *tp != NULL; tp = &(*tp)->next) {
- if (!strcmp((*tp)->name, tparams->name)) {
- fprintf (stderr, "%s: %s already registered\n",
- params.cmdname, tparams->name);
- return;
+static void usage(const char *msg)
+{
+ fprintf(stderr, "Error: %s\n", msg);
+ fprintf(stderr, "Usage: %s -l image\n"
+ " -l ==> list image header information\n",
+ params.cmdname);
+ fprintf(stderr,
+ " %s [-x] -A arch -O os -T type -C comp -a addr -e ep -n name -d data_file[:data_file...] image\n"
+ " -A ==> set architecture to 'arch'\n"
+ " -O ==> set operating system to 'os'\n"
+ " -T ==> set image type to 'type'\n"
+ " -C ==> set compression type 'comp'\n"
+ " -a ==> set load address to 'addr' (hex)\n"
+ " -e ==> set entry point to 'ep' (hex)\n"
+ " -n ==> set image name to 'name'\n"
+ " -d ==> use image data from 'datafile'\n"
+ " -x ==> set XIP (execute in place)\n",
+ params.cmdname);
+ fprintf(stderr,
+ " %s [-D dtc_options] [-f fit-image.its|-f auto|-F] [-b <dtb> [-b <dtb>]] [-E] [-B size] [-i <ramdisk.cpio.gz>] fit-image\n"
+ " <dtb> file is used with -f auto, it may occur multiple times.\n",
+ params.cmdname);
+ fprintf(stderr,
+ " -D => set all options for device tree compiler\n"
+ " -f => input filename for FIT source\n"
+ " -i => input filename for ramdisk file\n"
+ " -E => place data outside of the FIT structure\n"
+ " -B => align size in hex for FIT structure and header\n");
+#ifdef CONFIG_FIT_SIGNATURE
+ fprintf(stderr,
+ "Signing / verified boot options: [-k keydir] [-K dtb] [ -c <comment>] [-p addr] [-r] [-N engine]\n"
+ " -k => set directory containing private keys\n"
+ " -K => write public keys to this .dtb file\n"
+ " -G => use this signing key (in lieu of -k)\n"
+ " -c => add comment in signature node\n"
+ " -F => re-sign existing FIT image\n"
+ " -p => place external data at a static position\n"
+ " -r => mark keys used as 'required' in dtb\n"
+ " -N => openssl engine to use for signing\n");
+#else
+ fprintf(stderr,
+ "Signing / verified boot not supported (CONFIG_FIT_SIGNATURE undefined)\n");
+#endif
+ fprintf(stderr, " %s -V ==> print version information and exit\n",
+ params.cmdname);
+ fprintf(stderr, "Use '-T list' to see a list of available image types\n");
+
+ exit(EXIT_FAILURE);
+}
+
+static int add_content(int type, const char *fname)
+{
+ struct content_info *cont;
+
+ cont = calloc(1, sizeof(*cont));
+ if (!cont)
+ return -1;
+ cont->type = type;
+ cont->fname = fname;
+ if (params.content_tail)
+ params.content_tail->next = cont;
+ else
+ params.content_head = cont;
+ params.content_tail = cont;
+
+ return 0;
+}
+
+#define OPT_STRING "a:A:b:B:c:C:d:D:e:Ef:Fk:i:K:ln:N:p:O:rR:qstT:vVx"
+static void process_args(int argc, char **argv)
+{
+ char *ptr;
+ int type = IH_TYPE_INVALID;
+ char *datafile = NULL;
+ int opt;
+
+ while ((opt = getopt(argc, argv,
+ "a:A:b:B:c:C:d:D:e:Ef:FG:k:i:K:ln:N:p:O:rR:qstT:vVx")) != -1) {
+ switch (opt) {
+ case 'a':
+ params.addr = strtoull(optarg, &ptr, 16);
+ if (*ptr) {
+ fprintf(stderr, "%s: invalid load address %s\n",
+ params.cmdname, optarg);
+ exit(EXIT_FAILURE);
+ }
+ break;
+ case 'A':
+ params.arch = genimg_get_arch_id(optarg);
+ if (params.arch < 0) {
+ show_valid_options(IH_ARCH);
+ usage("Invalid architecture");
+ }
+ break;
+ case 'b':
+ if (add_content(IH_TYPE_FLATDT, optarg)) {
+ fprintf(stderr,
+ "%s: Out of memory adding content '%s'",
+ params.cmdname, optarg);
+ exit(EXIT_FAILURE);
+ }
+ break;
+ case 'B':
+ params.bl_len = strtoull(optarg, &ptr, 16);
+ if (*ptr) {
+ fprintf(stderr, "%s: invalid block length %s\n",
+ params.cmdname, optarg);
+ exit(EXIT_FAILURE);
+ }
+
+ break;
+ case 'c':
+ params.comment = optarg;
+ break;
+ case 'C':
+ params.comp = genimg_get_comp_id(optarg);
+ if (params.comp < 0) {
+ show_valid_options(IH_COMP);
+ usage("Invalid compression type");
+ }
+ break;
+ case 'd':
+ params.datafile = optarg;
+ params.dflag = 1;
+ break;
+ case 'D':
+ params.dtc = optarg;
+ break;
+ case 'e':
+ params.ep = strtoull(optarg, &ptr, 16);
+ if (*ptr) {
+ fprintf(stderr, "%s: invalid entry point %s\n",
+ params.cmdname, optarg);
+ exit(EXIT_FAILURE);
+ }
+ params.eflag = 1;
+ break;
+ case 'E':
+ params.external_data = true;
+ break;
+ case 'f':
+ datafile = optarg;
+ params.auto_its = !strcmp(datafile, "auto");
+ /* fallthrough */
+ case 'F':
+ /*
+ * The flattened image tree (FIT) format
+ * requires a flattened device tree image type
+ */
+ params.type = IH_TYPE_FLATDT;
+ params.fflag = 1;
+ break;
+ case 'G':
+ params.keyfile = optarg;
+ break;
+ case 'i':
+ params.fit_ramdisk = optarg;
+ break;
+ case 'k':
+ params.keydir = optarg;
+ break;
+ case 'K':
+ params.keydest = optarg;
+ break;
+ case 'l':
+ params.lflag = 1;
+ break;
+ case 'n':
+ params.imagename = optarg;
+ break;
+ case 'N':
+ params.engine_id = optarg;
+ break;
+ case 'O':
+ params.os = genimg_get_os_id(optarg);
+ if (params.os < 0) {
+ show_valid_options(IH_OS);
+ usage("Invalid operating system");
+ }
+ break;
+ case 'p':
+ params.external_offset = strtoull(optarg, &ptr, 16);
+ if (*ptr) {
+ fprintf(stderr, "%s: invalid offset size %s\n",
+ params.cmdname, optarg);
+ exit(EXIT_FAILURE);
+ }
+ break;
+ case 'q':
+ params.quiet = 1;
+ break;
+ case 'r':
+ params.require_keys = 1;
+ break;
+ case 'R':
+ /*
+ * This entry is for the second configuration
+ * file, if only one is not enough.
+ */
+ params.imagename2 = optarg;
+ break;
+ case 's':
+ params.skipcpy = 1;
+ break;
+ case 't':
+ params.reset_timestamp = 1;
+ break;
+ case 'T':
+ if (strcmp(optarg, "list") == 0) {
+ show_valid_options(IH_TYPE);
+ exit(EXIT_SUCCESS);
+ }
+ type = genimg_get_type_id(optarg);
+ if (type < 0) {
+ show_valid_options(IH_TYPE);
+ usage("Invalid image type");
+ }
+ break;
+ case 'v':
+ params.vflag++;
+ break;
+ case 'V':
+ printf("mkimage version %s\n", PLAIN_VERSION);
+ exit(EXIT_SUCCESS);
+ case 'x':
+ params.xflag++;
+ break;
+ default:
+ usage("Invalid option");
}
}
- /* add input struct entry at the end of link list */
- *tp = tparams;
- /* mark input entry as last entry in the link list */
- tparams->next = NULL;
+ /* The last parameter is expected to be the imagefile */
+ if (optind < argc)
+ params.imagefile = argv[optind];
+
+ /*
+ * For auto-generated FIT images we need to know the image type to put
+ * in the FIT, which is separate from the file's image type (which
+ * will always be IH_TYPE_FLATDT in this case).
+ */
+ if (params.type == IH_TYPE_FLATDT) {
+ params.fit_image_type = type ? type : IH_TYPE_KERNEL;
+ /* For auto_its, datafile is always 'auto' */
+ if (!params.auto_its)
+ params.datafile = datafile;
+ else if (!params.datafile)
+ usage("Missing data file for auto-FIT (use -d)");
+ } else if (type != IH_TYPE_INVALID) {
+ if (type == IH_TYPE_SCRIPT && !params.datafile)
+ usage("Missing data file for script (use -d)");
+ params.type = type;
+ }
- debug ("Registered %s\n", tparams->name);
+ if (!params.imagefile)
+ usage("Missing output filename");
}
-int
-main (int argc, char **argv)
+int main(int argc, char **argv)
{
int ifd = -1;
struct stat sbuf;
int retval = 0;
struct image_type_params *tparams = NULL;
int pad_len = 0;
-
- /* Init all image generation/list support */
- register_image_tool(mkimage_register);
+ int dfd;
+ size_t map_len;
params.cmdname = *argv;
- params.addr = params.ep = 0;
-
- while (--argc > 0 && **++argv == '-') {
- while (*++*argv) {
- switch (**argv) {
- case 'l':
- params.lflag = 1;
- break;
- case 'A':
- if ((--argc <= 0) ||
- (params.arch =
- genimg_get_arch_id (*++argv)) < 0)
- usage ();
- goto NXTARG;
- case 'c':
- if (--argc <= 0)
- usage();
- params.comment = *++argv;
- goto NXTARG;
- case 'C':
- if ((--argc <= 0) ||
- (params.comp =
- genimg_get_comp_id (*++argv)) < 0)
- usage ();
- goto NXTARG;
- case 'D':
- if (--argc <= 0)
- usage ();
- params.dtc = *++argv;
- goto NXTARG;
-
- case 'O':
- if ((--argc <= 0) ||
- (params.os =
- genimg_get_os_id (*++argv)) < 0)
- usage ();
- goto NXTARG;
- case 'T':
- if ((--argc <= 0) ||
- (params.type =
- genimg_get_type_id (*++argv)) < 0)
- usage ();
- goto NXTARG;
-
- case 'a':
- if (--argc <= 0)
- usage ();
- params.addr = strtoul (*++argv, &ptr, 16);
- if (*ptr) {
- fprintf (stderr,
- "%s: invalid load address %s\n",
- params.cmdname, *argv);
- exit (EXIT_FAILURE);
- }
- goto NXTARG;
- case 'd':
- if (--argc <= 0)
- usage ();
- params.datafile = *++argv;
- params.dflag = 1;
- goto NXTARG;
- case 'e':
- if (--argc <= 0)
- usage ();
- params.ep = strtoul (*++argv, &ptr, 16);
- if (*ptr) {
- fprintf (stderr,
- "%s: invalid entry point %s\n",
- params.cmdname, *argv);
- exit (EXIT_FAILURE);
- }
- params.eflag = 1;
- goto NXTARG;
- case 'f':
- if (--argc <= 0)
- usage ();
- params.datafile = *++argv;
- /* no break */
- case 'F':
- /*
- * The flattened image tree (FIT) format
- * requires a flattened device tree image type
- */
- params.type = IH_TYPE_FLATDT;
- params.fflag = 1;
- goto NXTARG;
- case 'k':
- if (--argc <= 0)
- usage();
- params.keydir = *++argv;
- goto NXTARG;
- case 'K':
- if (--argc <= 0)
- usage();
- params.keydest = *++argv;
- goto NXTARG;
- case 'n':
- if (--argc <= 0)
- usage ();
- params.imagename = *++argv;
- goto NXTARG;
- case 'r':
- params.require_keys = 1;
- break;
- case 'R':
- if (--argc <= 0)
- usage();
- /*
- * This entry is for the second configuration
- * file, if only one is not enough.
- */
- params.imagename2 = *++argv;
- goto NXTARG;
- case 's':
- params.skipcpy = 1;
- break;
- case 'v':
- params.vflag++;
- break;
- case 'V':
- printf("mkimage version %s\n", PLAIN_VERSION);
- exit(EXIT_SUCCESS);
- case 'x':
- params.xflag++;
- break;
- default:
- usage ();
- }
- }
-NXTARG: ;
- }
+ params.addr = 0;
+ params.ep = 0;
- if (argc != 1)
- usage ();
+ process_args(argc, argv);
/* set tparams as per input type_id */
- tparams = imagetool_get_type(params.type, mkimage_tparams);
+ tparams = imagetool_get_type(params.type);
if (tparams == NULL) {
fprintf (stderr, "%s: unsupported type %s\n",
params.cmdname, genimg_get_type_name(params.type));
*/
if (tparams->check_params)
if (tparams->check_params (¶ms))
- usage ();
+ usage("Bad parameters for image type");
if (!params.eflag) {
params.ep = params.addr;
params.ep += tparams->header_size;
}
- params.imagefile = *argv;
-
if (params.fflag){
if (tparams->fflag_handle)
/*
}
if (params.lflag || params.fflag) {
+ uint64_t size;
/*
* list header information of existing image
*/
exit (EXIT_FAILURE);
}
- if ((unsigned)sbuf.st_size < tparams->header_size) {
+ if ((sbuf.st_mode & S_IFMT) == S_IFBLK) {
+#ifdef __linux__
+#if defined(__linux__) && defined(_IOR) && !defined(BLKGETSIZE64)
+#define BLKGETSIZE64 _IOR(0x12,114,size_t) /* return device size in bytes (u64 *arg) */
+#endif
+ if (ioctl(ifd, BLKGETSIZE64, &size) < 0) {
+ fprintf (stderr,
+ "%s: failed to get size of block device \"%s\"\n",
+ params.cmdname, params.imagefile);
+ exit (EXIT_FAILURE);
+ }
+#else
fprintf (stderr,
- "%s: Bad size: \"%s\" is not valid image\n",
+ "%s: \"%s\" is block device, don't know how to get its size\n",
params.cmdname, params.imagefile);
exit (EXIT_FAILURE);
+#endif
+ } else if ((unsigned)sbuf.st_size < tparams->header_size) {
+ fprintf (stderr,
+ "%s: Bad size: \"%s\" is not valid image: size %ld < %u\n",
+ params.cmdname, params.imagefile,
+ sbuf.st_size, tparams->header_size);
+ exit (EXIT_FAILURE);
+ } else {
+ size = sbuf.st_size;
}
- ptr = mmap(0, sbuf.st_size, PROT_READ, MAP_SHARED, ifd, 0);
+ ptr = mmap(0, size, PROT_READ, MAP_SHARED, ifd, 0);
if (ptr == MAP_FAILED) {
fprintf (stderr, "%s: Can't read %s: %s\n",
params.cmdname, params.imagefile,
exit (EXIT_FAILURE);
}
- /*
- * scan through mkimage registry for all supported image types
- * and verify the input image file header for match
- * Print the image information for matched image type
- * Returns the error code if not matched
- */
- retval = imagetool_verify_print_header(ptr, &sbuf,
- tparams, ¶ms);
+ if (params.fflag) {
+ /*
+ * Verifies the header format based on the expected header for image
+ * type in tparams
+ */
+ retval = imagetool_verify_print_header_by_type(ptr, &sbuf,
+ tparams, ¶ms);
+ } else {
+ /**
+ * When listing the image, we are not given the image type. Simply check all
+ * image types to find one that matches our header
+ */
+ retval = imagetool_verify_print_header(ptr, &sbuf,
+ tparams, ¶ms);
+ }
(void) munmap((void *)ptr, sbuf.st_size);
(void) close (ifd);
exit (retval);
}
+ if ((params.type != IH_TYPE_MULTI) && (params.type != IH_TYPE_SCRIPT)) {
+ dfd = open(params.datafile, O_RDONLY | O_BINARY);
+ if (dfd < 0) {
+ fprintf(stderr, "%s: Can't open %s: %s\n",
+ params.cmdname, params.datafile,
+ strerror(errno));
+ exit(EXIT_FAILURE);
+ }
+
+ if (fstat(dfd, &sbuf) < 0) {
+ fprintf(stderr, "%s: Can't stat %s: %s\n",
+ params.cmdname, params.datafile,
+ strerror(errno));
+ exit(EXIT_FAILURE);
+ }
+
+ params.file_size = sbuf.st_size + tparams->header_size;
+ close(dfd);
+ }
+
/*
* In case there an header with a variable
* length will be added, the corresponding
} else if (params.type == IH_TYPE_PBLIMAGE) {
/* PBL has special Image format, implements its' own */
pbl_load_uboot(ifd, ¶ms);
+ } else if (params.type == IH_TYPE_ZYNQMPBIF) {
+ /* Image file is meta, walk through actual targets */
+ int ret;
+
+ ret = zynqmpbif_copy_image(ifd, ¶ms);
+ if (ret)
+ return ret;
+ } else if (params.type == IH_TYPE_IMX8IMAGE) {
+ /* i.MX8/8X has special Image format */
+ int ret;
+
+ ret = imx8image_copy_image(ifd, ¶ms);
+ if (ret)
+ return ret;
+ } else if (params.type == IH_TYPE_IMX8MIMAGE) {
+ /* i.MX8M has special Image format */
+ int ret;
+
+ ret = imx8mimage_copy_image(ifd, ¶ms);
+ if (ret)
+ return ret;
+ } else if ((params.type == IH_TYPE_RKSD) ||
+ (params.type == IH_TYPE_RKSPI)) {
+ /* Rockchip has special Image format */
+ int ret;
+
+ ret = rockchip_copy_image(ifd, ¶ms);
+ if (ret)
+ return ret;
} else {
copy_file(ifd, params.datafile, pad_len);
}
+ if (params.type == IH_TYPE_FIRMWARE_IVT) {
+ /* Add alignment and IVT */
+ uint32_t aligned_filesize = ALIGN(params.file_size,
+ 0x1000);
+ flash_header_v2_t ivt_header = { { 0xd1, 0x2000, 0x40 },
+ params.addr, 0, 0, 0, params.addr
+ + aligned_filesize
+ - tparams->header_size,
+ params.addr + aligned_filesize
+ - tparams->header_size
+ + 0x20, 0 };
+ int i = params.file_size;
+ for (; i < aligned_filesize; i++) {
+ if (write(ifd, (char *) &i, 1) != 1) {
+ fprintf(stderr,
+ "%s: Write error on %s: %s\n",
+ params.cmdname,
+ params.imagefile,
+ strerror(errno));
+ exit(EXIT_FAILURE);
+ }
+ }
+ if (write(ifd, &ivt_header, sizeof(flash_header_v2_t))
+ != sizeof(flash_header_v2_t)) {
+ fprintf(stderr, "%s: Write error on %s: %s\n",
+ params.cmdname,
+ params.imagefile,
+ strerror(errno));
+ exit(EXIT_FAILURE);
+ }
+ }
}
/* We're a bit of paranoid */
params.cmdname, params.imagefile, strerror(errno));
exit (EXIT_FAILURE);
}
+ params.file_size = sbuf.st_size;
- ptr = mmap(0, sbuf.st_size, PROT_READ|PROT_WRITE, MAP_SHARED, ifd, 0);
+ map_len = sbuf.st_size;
+ ptr = mmap(0, map_len, PROT_READ | PROT_WRITE, MAP_SHARED, ifd, 0);
if (ptr == MAP_FAILED) {
fprintf (stderr, "%s: Can't map %s: %s\n",
params.cmdname, params.imagefile, strerror(errno));
if (tparams->print_header)
tparams->print_header (ptr);
else {
- fprintf (stderr, "%s: Can't print header for %s: %s\n",
- params.cmdname, tparams->name, strerror(errno));
- exit (EXIT_FAILURE);
+ fprintf (stderr, "%s: Can't print header for %s\n",
+ params.cmdname, tparams->name);
}
- (void) munmap((void *)ptr, sbuf.st_size);
+ (void)munmap((void *)ptr, map_len);
/* We're a bit of paranoid */
#if defined(_POSIX_SYNCHRONIZED_IO) && \
int zero = 0;
uint8_t zeros[4096];
int offset = 0;
- int size;
- struct image_type_params *tparams = imagetool_get_type(params.type,
- mkimage_tparams);
-
- if (pad >= sizeof(zeros)) {
- fprintf(stderr, "%s: Can't pad to %d\n",
- params.cmdname, pad);
- exit(EXIT_FAILURE);
- }
+ int size, ret;
+ struct image_type_params *tparams = imagetool_get_type(params.type);
memset(zeros, 0, sizeof(zeros));
exit (EXIT_FAILURE);
}
+ if (sbuf.st_size == 0) {
+ fprintf (stderr, "%s: Input file %s is empty, bailing out\n",
+ params.cmdname, datafile);
+ exit (EXIT_FAILURE);
+ }
+
ptr = mmap(0, sbuf.st_size, PROT_READ, MAP_SHARED, dfd, 0);
if (ptr == MAP_FAILED) {
fprintf (stderr, "%s: Can't read %s: %s\n",
}
size = sbuf.st_size - offset;
- if (write(ifd, ptr + offset, size) != size) {
- fprintf (stderr, "%s: Write error on %s: %s\n",
- params.cmdname, params.imagefile, strerror(errno));
+
+ ret = write(ifd, ptr + offset, size);
+ if (ret != size) {
+ if (ret < 0)
+ fprintf (stderr, "%s: Write error on %s: %s\n",
+ params.cmdname, params.imagefile, strerror(errno));
+ else if (ret < size)
+ fprintf (stderr, "%s: Write only %d/%d bytes, "\
+ "probably no space left on the device\n",
+ params.cmdname, ret, size);
exit (EXIT_FAILURE);
}
exit (EXIT_FAILURE);
}
} else if (pad > 1) {
- if (write(ifd, (char *)&zeros, pad) != pad) {
- fprintf(stderr, "%s: Write error on %s: %s\n",
- params.cmdname, params.imagefile,
- strerror(errno));
- exit(EXIT_FAILURE);
+ while (pad > 0) {
+ int todo = sizeof(zeros);
+
+ if (todo > pad)
+ todo = pad;
+ if (write(ifd, (char *)&zeros, todo) != todo) {
+ fprintf(stderr, "%s: Write error on %s: %s\n",
+ params.cmdname, params.imagefile,
+ strerror(errno));
+ exit(EXIT_FAILURE);
+ }
+ pad -= todo;
}
}
(void) munmap((void *)ptr, sbuf.st_size);
(void) close (dfd);
}
-
-static void usage(void)
-{
- fprintf (stderr, "Usage: %s -l image\n"
- " -l ==> list image header information\n",
- params.cmdname);
- fprintf (stderr, " %s [-x] -A arch -O os -T type -C comp "
- "-a addr -e ep -n name -d data_file[:data_file...] image\n"
- " -A ==> set architecture to 'arch'\n"
- " -O ==> set operating system to 'os'\n"
- " -T ==> set image type to 'type'\n"
- " -C ==> set compression type 'comp'\n"
- " -a ==> set load address to 'addr' (hex)\n"
- " -e ==> set entry point to 'ep' (hex)\n"
- " -n ==> set image name to 'name'\n"
- " -d ==> use image data from 'datafile'\n"
- " -x ==> set XIP (execute in place)\n",
- params.cmdname);
- fprintf(stderr, " %s [-D dtc_options] [-f fit-image.its|-F] fit-image\n",
- params.cmdname);
- fprintf(stderr, " -D => set options for device tree compiler\n"
- " -f => input filename for FIT source\n");
-#ifdef CONFIG_FIT_SIGNATURE
- fprintf(stderr, "Signing / verified boot options: [-k keydir] [-K dtb] [ -c <comment>] [-r]\n"
- " -k => set directory containing private keys\n"
- " -K => write public keys to this .dtb file\n"
- " -c => add comment in signature node\n"
- " -F => re-sign existing FIT image\n"
- " -r => mark keys used as 'required' in dtb\n");
-#else
- fprintf(stderr, "Signing / verified boot not supported (CONFIG_FIT_SIGNATURE undefined)\n");
-#endif
- fprintf (stderr, " %s -V ==> print version information and exit\n",
- params.cmdname);
-
- exit (EXIT_FAILURE);
-}
projects / J-u-boot.git / blobdiff