diff options
Diffstat (limited to 'patches/mtd-utils-2.1.1/0001-nandmarkbad-new-util-to-mark-blocks-as-bad.patch')
-rw-r--r-- | patches/mtd-utils-2.1.1/0001-nandmarkbad-new-util-to-mark-blocks-as-bad.patch | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/patches/mtd-utils-2.1.1/0001-nandmarkbad-new-util-to-mark-blocks-as-bad.patch b/patches/mtd-utils-2.1.1/0001-nandmarkbad-new-util-to-mark-blocks-as-bad.patch new file mode 100644 index 000000000..1cea5f238 --- /dev/null +++ b/patches/mtd-utils-2.1.1/0001-nandmarkbad-new-util-to-mark-blocks-as-bad.patch @@ -0,0 +1,158 @@ +From: =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= <u.kleine-koenig@pengutronix.de> +Date: Wed, 30 Aug 2017 13:31:46 +0200 +Subject: [PATCH] nandmarkbad: new util to mark blocks as bad + +--- + nand-utils/Makemodule.am | 5 +- + nand-utils/nandmarkbad.c | 119 +++++++++++++++++++++++++++++++++++++++++++++++ + 2 files changed, 123 insertions(+), 1 deletion(-) + create mode 100644 nand-utils/nandmarkbad.c + +diff --git a/nand-utils/Makemodule.am b/nand-utils/Makemodule.am +index d75b0cb3e36c..c31dcb01f06e 100644 +--- a/nand-utils/Makemodule.am ++++ b/nand-utils/Makemodule.am +@@ -7,6 +7,9 @@ nandwrite_LDADD = libmtd.a + nandtest_SOURCES = nand-utils/nandtest.c + nandtest_LDADD = libmtd.a + ++nandmarkbad_SOURCES = nand-utils/nandmarkbad.c ++nandmarkbad_LDADD = libmtd.a ++ + nftldump_SOURCES = nand-utils/nftldump.c + nftldump_LDADD = libmtd.a + +@@ -14,7 +17,7 @@ nftl_format_SOURCES = nand-utils/nftl_format.c + nftl_format_LDADD = libmtd.a + + NAND_BINS = \ +- nanddump nandwrite nandtest nftldump nftl_format ++ nanddump nandwrite nandtest nandmarkbad nftldump nftl_format + + NAND_SH = \ + nand-utils/load_nandsim.sh +diff --git a/nand-utils/nandmarkbad.c b/nand-utils/nandmarkbad.c +new file mode 100644 +index 000000000000..cf05698c3609 +--- /dev/null ++++ b/nand-utils/nandmarkbad.c +@@ -0,0 +1,119 @@ ++#define PROGRAM_NAME "nandmarkbad" ++ ++#include <stdio.h> ++#include <stdlib.h> ++#include <unistd.h> ++#include <getopt.h> ++ ++#include "common.h" ++#include <libmtd.h> ++ ++static void usage(int status) ++{ ++ fprintf(status ? stderr : stdout, ++ "usage: %s [OPTIONS] <device>\n\n" ++ " -b, --markbad=blockno Mark block bad\n" ++ " -h, --help Display this help and exit\n" ++ " -V, --version Output version information and exit\n" ++ " -y, --i-know-what-i-do really do mark blocks as bad\n", ++ PROGRAM_NAME); ++ exit(status); ++} ++ ++/* ++ * Main program ++ */ ++int main(int argc, char **argv) ++{ ++ loff_t mark_bad[32]; ++ unsigned cnt_bad = 0; ++ struct mtd_dev_info mtd; ++ libmtd_t mtd_desc; ++ int fd; ++ int error = 0; ++ int ret; ++ unsigned int i; ++ int iknowwhatido = 0; ++ ++ for (;;) { ++ static const char short_options[] = "b:hVy"; ++ static const struct option long_options[] = { ++ { "help", no_argument, 0, 'h' }, ++ { "markbad", required_argument, 0, 'b' }, ++ { "version", no_argument, 0, 'V'}, ++ { "i-know-what-i-do", no_argument, 0, 'y' }, ++ {0, 0, 0, 0}, ++ }; ++ int option_index = 0; ++ int c = getopt_long(argc, argv, short_options, long_options, ++ &option_index); ++ if (c == EOF) ++ break; ++ ++ switch (c) { ++ case '?': ++ usage(EXIT_FAILURE); ++ break; ++ ++ case 'b': ++ if (cnt_bad < ARRAY_SIZE(mark_bad)) { ++ mark_bad[cnt_bad] = ++ simple_strtoll(optarg, &error); ++ ++cnt_bad; ++ } else { ++ errmsg_die("Can't handle so many bad blocks\n"); ++ } ++ ++ break; ++ ++ case 'h': ++ usage(EXIT_SUCCESS); ++ break; ++ ++ case 'V': ++ common_print_version(); ++ return EXIT_SUCCESS; ++ ++ case 'y': ++ iknowwhatido = 1; ++ break; ++ } ++ } ++ ++ argc -= optind; ++ argv += optind; ++ ++ if (error) ++ usage(EXIT_FAILURE); ++ ++ if (argc != 1) ++ errmsg_die("You must specify a device to operate on\n"); ++ ++ if (!cnt_bad) ++ errmsg_die("You must specify at least one block to mark bad\n"); ++ ++ if (!iknowwhatido) ++ errmsg_die(PROGRAM_NAME " does things that are hard to undo.\n" ++ "\tPlease convince yourself you understand the risks,\n" ++ "\tthen add --i-know-what-i-do to the options.\n"); ++ ++ fd = open(argv[0], O_RDWR); ++ if (fd < 0) ++ sys_errmsg_die("Failed to open mtd device\n"); ++ ++ mtd_desc = libmtd_open(); ++ if (!mtd_desc) ++ errmsg_die("Can't initialize libmtd"); ++ ++ if (mtd_get_dev_info(mtd_desc, argv[0], &mtd) < 0) ++ errmsg_die("mtd_get_dev_info failed"); ++ ++ for (i = 0; i < cnt_bad; ++i) { ++ ret = mtd_mark_bad(&mtd, fd, mark_bad[i]); ++ if (ret) ++ sys_errmsg_die("%s: MTD Mark bad block failure", ++ argv[0]); ++ } ++ ++ return EXIT_SUCCESS; ++} |