+++ /dev/null
-#
-# (C) Copyright 2009 Marco Stornelli <marco.stornelli@gmail.com>
-#
-# SPDX-License-Identifier: GPL-2.0+
-#
-
-include $(TOPDIR)/config.mk
-
-# Generated executable files
-BIN_FILES-y += imls
-
-# Source files which exist outside the tools/imls directory
-EXT_OBJ_FILES-y += lib/crc32.o
-EXT_OBJ_FILES-y += lib/md5.o
-EXT_OBJ_FILES-y += lib/sha1.o
-EXT_OBJ_FILES-y += common/image.o
-
-# Source files located in the tools/imls directory
-OBJ_FILES-y += imls.o
-
-# Flattened device tree objects
-LIBFDT_OBJ_FILES-y += fdt.o
-LIBFDT_OBJ_FILES-y += fdt_ro.o
-LIBFDT_OBJ_FILES-y += fdt_rw.o
-LIBFDT_OBJ_FILES-y += fdt_strerror.o
-LIBFDT_OBJ_FILES-y += fdt_wip.o
-
-# now $(obj) is defined
-SRCS += $(addprefix $(SRCTREE)/,$(EXT_OBJ_FILES-y:.o=.c))
-SRCS += $(addprefix $(SRCTREE)/tools/,$(OBJ_FILES-y:.o=.c))
-SRCS += $(addprefix $(SRCTREE)/lib/libfdt/,$(LIBFDT_OBJ_FILES-y:.o=.c))
-BINS := $(addprefix $(obj),$(sort $(BIN_FILES-y)))
-LIBFDT_OBJS := $(addprefix $(obj),$(LIBFDT_OBJ_FILES-y))
-
-#
-# Compile for a hosted environment on the target
-# Define __KERNEL_STRICT_NAMES to prevent typedef overlaps
-#
-HOSTCPPFLAGS = -idirafter $(SRCTREE)/include \
- -idirafter $(SRCTREE)/arch/$(ARCH)/include \
- -idirafter $(OBJTREE)/include \
- -I $(SRCTREE)/lib/libfdt \
- -I $(SRCTREE)/tools \
- -DUSE_HOSTCC -D__KERNEL_STRICT_NAMES
-
-ifeq ($(MTD_VERSION),old)
-HOSTCPPFLAGS += -DMTD_OLD
-endif
-
-all: $(BINS)
-
-$(obj)imls: $(obj)imls.o $(obj)crc32.o $(obj)image.o $(obj)md5.o \
- $(obj)sha1.o $(LIBFDT_OBJS)
- $(CC) $(HOSTCFLAGS) $(HOSTLDFLAGS) -o $@ $^
- $(STRIP) $@
-
-# Some files complain if compiled with -pedantic, use HOSTCFLAGS_NOPED
-$(obj)image.o: $(SRCTREE)/common/image.c
- $(CC) -g $(HOSTCFLAGS_NOPED) -c -o $@ $<
-
-$(obj)imls.o: $(SRCTREE)/tools/imls/imls.c
- $(CC) -g $(HOSTCFLAGS_NOPED) -c -o $@ $<
-
-# Some of the tool objects need to be accessed from outside the tools/imls directory
-$(obj)%.o: $(SRCTREE)/common/%.c
- $(CC) -g $(HOSTCFLAGS_NOPED) -c -o $@ $<
-
-$(obj)%.o: $(SRCTREE)/lib/%.c
- $(CC) -g $(HOSTCFLAGS) -c -o $@ $<
-
-$(obj)%.o: $(SRCTREE)/lib/libfdt/%.c
- $(CC) -g $(HOSTCFLAGS_NOPED) -c -o $@ $<
-
-clean:
- rm -rf *.o imls
-
-#########################################################################
-
-# defines $(obj).depend target
-include $(SRCTREE)/rules.mk
-
-sinclude $(obj).depend
-
-#########################################################################
+++ /dev/null
-/*
- * (C) Copyright 2009 Marco Stornelli
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <errno.h>
-#include <fcntl.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <stddef.h>
-#include <string.h>
-#include <sys/types.h>
-#include <sys/ioctl.h>
-#include <sys/stat.h>
-#include <unistd.h>
-#include <asm/page.h>
-
-#ifdef MTD_OLD
-#include <stdint.h>
-#include <linux/mtd/mtd.h>
-#else
-#define __user /* nothing */
-#include <mtd/mtd-user.h>
-#endif
-
-#include <sha1.h>
-#include <libfdt.h>
-#include <fdt_support.h>
-#include <image.h>
-
-#define MIN(a, b) (((a) < (b)) ? (a) : (b))
-
-extern unsigned long crc32(unsigned long crc, const char *buf, unsigned int len);
-static void usage(void);
-static int image_verify_header(char *ptr, int fd);
-static int flash_bad_block(int fd, uint8_t mtd_type, loff_t start);
-
-char *cmdname;
-char *devicefile;
-
-unsigned int sectorcount = 0;
-int sflag = 0;
-unsigned int sectoroffset = 0;
-unsigned int sectorsize = 0;
-int cflag = 0;
-
-int main (int argc, char **argv)
-{
- int fd = -1, err = 0, readbyte = 0, j;
- struct mtd_info_user mtdinfo;
- char buf[sizeof(image_header_t)];
- int found = 0;
-
- cmdname = *argv;
-
- while (--argc > 0 && **++argv == '-') {
- while (*++*argv) {
- switch (**argv) {
- case 'c':
- if (--argc <= 0)
- usage ();
- sectorcount = (unsigned int)atoi(*++argv);
- cflag = 1;
- goto NXTARG;
- case 'o':
- if (--argc <= 0)
- usage ();
- sectoroffset = (unsigned int)atoi(*++argv);
- goto NXTARG;
-
- case 's':
- if (--argc <= 0)
- usage ();
- sectorsize = (unsigned int)atoi(*++argv);
- sflag = 1;
- goto NXTARG;
- default:
- usage ();
- }
- }
-NXTARG: ;
- }
-
- if (argc != 1 || cflag == 0 || sflag == 0)
- usage();
-
- devicefile = *argv;
-
- fd = open(devicefile, O_RDONLY);
- if (fd < 0) {
- fprintf (stderr, "%s: Can't open %s: %s\n",
- cmdname, devicefile, strerror(errno));
- exit(EXIT_FAILURE);
- }
-
- err = ioctl(fd, MEMGETINFO, &mtdinfo);
- if (err < 0) {
- fprintf(stderr, "%s: Cannot get MTD information: %s\n",cmdname,
- strerror(errno));
- exit(EXIT_FAILURE);
- }
-
- if (mtdinfo.type != MTD_NORFLASH && mtdinfo.type != MTD_NANDFLASH) {
- fprintf(stderr, "%s: Unsupported flash type %u\n",
- cmdname, mtdinfo.type);
- exit(EXIT_FAILURE);
- }
-
- if (sectorsize * sectorcount != mtdinfo.size) {
- fprintf(stderr, "%s: Partition size (%d) incompatible with "
- "sector size and count\n", cmdname, mtdinfo.size);
- exit(EXIT_FAILURE);
- }
-
- if (sectorsize * sectoroffset >= mtdinfo.size) {
- fprintf(stderr, "%s: Partition size (%d) incompatible with "
- "sector offset given\n", cmdname, mtdinfo.size);
- exit(EXIT_FAILURE);
- }
-
- if (sectoroffset > sectorcount - 1) {
- fprintf(stderr, "%s: Sector offset cannot be grater than "
- "sector count minus one\n", cmdname);
- exit(EXIT_FAILURE);
- }
-
- printf("Searching....\n");
-
- for (j = sectoroffset; j < sectorcount; ++j) {
-
- if (lseek(fd, j*sectorsize, SEEK_SET) != j*sectorsize) {
- fprintf(stderr, "%s: lseek failure: %s\n",
- cmdname, strerror(errno));
- exit(EXIT_FAILURE);
- }
-
- err = flash_bad_block(fd, mtdinfo.type, j*sectorsize);
- if (err < 0)
- exit(EXIT_FAILURE);
- if (err)
- continue; /* Skip and jump to next */
-
- readbyte = read(fd, buf, sizeof(image_header_t));
- if (readbyte != sizeof(image_header_t)) {
- fprintf(stderr, "%s: Can't read from device: %s\n",
- cmdname, strerror(errno));
- exit(EXIT_FAILURE);
- }
-
- if (fdt_check_header(buf)) {
- /* old-style image */
- if (image_verify_header(buf, fd)) {
- found = 1;
- image_print_contents((image_header_t *)buf);
- }
- } else {
- /* FIT image */
- fit_print_contents(buf);
- }
-
- }
-
- close(fd);
-
- if(!found)
- printf("No images found\n");
-
- exit(EXIT_SUCCESS);
-}
-
-void usage()
-{
- fprintf (stderr, "Usage:\n"
- " %s [-o offset] -s size -c count device\n"
- " -o ==> number of sectors to use as offset\n"
- " -c ==> number of sectors\n"
- " -s ==> size of sectors (byte)\n",
- cmdname);
-
- exit(EXIT_FAILURE);
-}
-
-static int image_verify_header(char *ptr, int fd)
-{
- int len, nread;
- char *data;
- uint32_t checksum;
- image_header_t *hdr = (image_header_t *)ptr;
- char buf[PAGE_SIZE];
-
- if (image_get_magic(hdr) != IH_MAGIC)
- return 0;
-
- data = (char *)hdr;
- len = image_get_header_size();
-
- checksum = image_get_hcrc(hdr);
- hdr->ih_hcrc = htonl(0); /* clear for re-calculation */
-
- if (crc32(0, data, len) != checksum) {
- fprintf(stderr,
- "%s: Maybe image found but it has bad header checksum!\n",
- cmdname);
- return 0;
- }
-
- len = image_get_size(hdr);
- checksum = 0;
-
- while (len > 0) {
- nread = read(fd, buf, MIN(len,PAGE_SIZE));
- if (nread != MIN(len,PAGE_SIZE)) {
- fprintf(stderr,
- "%s: Error while reading: %s\n",
- cmdname, strerror(errno));
- exit(EXIT_FAILURE);
- }
- checksum = crc32(checksum, buf, nread);
- len -= nread;
- }
-
- if (checksum != image_get_dcrc(hdr)) {
- fprintf (stderr,
- "%s: Maybe image found but it has corrupted data!\n",
- cmdname);
- return 0;
- }
-
- return 1;
-}
-
-/*
- * Test for bad block on NAND, just returns 0 on NOR, on NAND:
- * 0 - block is good
- * > 0 - block is bad
- * < 0 - failed to test
- */
-static int flash_bad_block(int fd, uint8_t mtd_type, loff_t start)
-{
- if (mtd_type == MTD_NANDFLASH) {
- int badblock = ioctl(fd, MEMGETBADBLOCK, &start);
-
- if (badblock < 0) {
- fprintf(stderr,"%s: Cannot read bad block mark: %s\n",
- cmdname, strerror(errno));
- return badblock;
- }
-
- if (badblock) {
- return badblock;
- }
- }
-
- return 0;
-}
projects / u-boot / commitdiff