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authorGabor Juhos <juhosg@openwrt.org>2013-11-07 19:53:01 +0000
committerGabor Juhos <juhosg@openwrt.org>2013-11-07 19:53:01 +0000
commitca4c33abb92929df30c554c2bc7b9c333ef5e2d1 (patch)
treedd2061bcd62942b45554d68cb99e4df9137bdcad /tools/mtd-utils/patches
parent3b8980398398e332aea2d67bdba6d4cbdf5a2347 (diff)
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tools/mtd-utils: add EOF marker support to libubigen/ubinize
Signed-off-by: Gabor Juhos <juhosg@openwrt.org> SVN-Revision: 38682
Diffstat (limited to 'tools/mtd-utils/patches')
-rw-r--r--tools/mtd-utils/patches/200-libubigen-add-ubigen_write_terminator-function.patch89
-rw-r--r--tools/mtd-utils/patches/201-ubinize-add-terminator-support.patch77
2 files changed, 166 insertions, 0 deletions
diff --git a/tools/mtd-utils/patches/200-libubigen-add-ubigen_write_terminator-function.patch b/tools/mtd-utils/patches/200-libubigen-add-ubigen_write_terminator-function.patch
new file mode 100644
index 0000000..8bd642f
--- /dev/null
+++ b/tools/mtd-utils/patches/200-libubigen-add-ubigen_write_terminator-function.patch
@@ -0,0 +1,89 @@
+--- a/ubi-utils/src/libubigen.c
++++ b/ubi-utils/src/libubigen.c
+@@ -122,8 +122,9 @@ int ubigen_add_volume(const struct ubige
+ return 0;
+ }
+
+-void ubigen_init_ec_hdr(const struct ubigen_info *ui,
+- struct ubi_ec_hdr *hdr, long long ec)
++static void __ubigen_init_ec_hdr(const struct ubigen_info *ui,
++ struct ubi_ec_hdr *hdr, long long ec,
++ int eof)
+ {
+ uint32_t crc;
+
+@@ -136,10 +137,22 @@ void ubigen_init_ec_hdr(const struct ubi
+ hdr->data_offset = cpu_to_be32(ui->data_offs);
+ hdr->image_seq = cpu_to_be32(ui->image_seq);
+
++ if (eof) {
++ hdr->padding1[0] = 'E';
++ hdr->padding1[1] = 'O';
++ hdr->padding1[2] = 'F';
++ }
++
+ crc = mtd_crc32(UBI_CRC32_INIT, hdr, UBI_EC_HDR_SIZE_CRC);
+ hdr->hdr_crc = cpu_to_be32(crc);
+ }
+
++void ubigen_init_ec_hdr(const struct ubigen_info *ui,
++ struct ubi_ec_hdr *hdr, long long ec)
++{
++ __ubigen_init_ec_hdr(ui, hdr, ec, 0);
++}
++
+ void ubigen_init_vid_hdr(const struct ubigen_info *ui,
+ const struct ubigen_vol_info *vi,
+ struct ubi_vid_hdr *hdr, int lnum,
+@@ -307,6 +320,39 @@ int ubigen_write_layout_vol(const struct
+ }
+
+ free(outbuf);
++ return 0;
++
++out_free:
++ free(outbuf);
++ return -1;
++}
++
++int ubigen_write_eof_markers(const struct ubigen_info *ui, long long ec,
++ int count, int out_fd)
++{
++ char *outbuf;
++ int peb_size = ui->peb_size;
++
++ outbuf = malloc(peb_size);
++ if (!outbuf) {
++ sys_errmsg("cannot allocate %d bytes of memory", peb_size);
++ return -1;
++ }
++
++ memset(outbuf, 0xFF, peb_size);
++ __ubigen_init_ec_hdr(ui, (struct ubi_ec_hdr *)outbuf, ec, 1);
++
++ while (count) {
++ if (write(out_fd, outbuf, peb_size) != peb_size) {
++ sys_errmsg("cannot write %d bytes to the output file",
++ peb_size);
++ goto out_free;
++ }
++
++ count--;
++ }
++
++ free(outbuf);
+ return 0;
+
+ out_free:
+--- a/ubi-utils/include/libubigen.h
++++ b/ubi-utils/include/libubigen.h
+@@ -188,6 +188,9 @@ int ubigen_write_layout_vol(const struct
+ long long ec1, long long ec2,
+ struct ubi_vtbl_record *vtbl, int fd);
+
++int ubigen_write_eof_markers(const struct ubigen_info *ui, long long ec,
++ int count, int out_fd);
++
+ #ifdef __cplusplus
+ }
+ #endif
diff --git a/tools/mtd-utils/patches/201-ubinize-add-terminator-support.patch b/tools/mtd-utils/patches/201-ubinize-add-terminator-support.patch
new file mode 100644
index 0000000..73b0c07
--- /dev/null
+++ b/tools/mtd-utils/patches/201-ubinize-add-terminator-support.patch
@@ -0,0 +1,77 @@
+--- a/ubi-utils/src/ubinize.c
++++ b/ubi-utils/src/ubinize.c
+@@ -70,6 +70,8 @@ static const char optionsstr[] =
+ " (default is 1)\n"
+ "-Q, --image-seq=<num> 32-bit UBI image sequence number to use\n"
+ " (by default a random number is picked)\n"
++"-E, --eof-markers=<num> number of eof-markers to put at the end of the\n"
++" output image\n"
+ "-v, --verbose be verbose\n"
+ "-h, --help print help message\n"
+ "-V, --version print program version";
+@@ -79,7 +81,7 @@ static const char usage[] =
+ "\t\t[-x <num>] [-Q <num>] [-v] [-h] [-V] [--output=<filename>] [--peb-size=<bytes>]\n"
+ "\t\t[--min-io-size=<bytes>] [--sub-page-size=<bytes>] [--vid-hdr-offset=<num>]\n"
+ "\t\t[--erase-counter=<num>] [--ubi-ver=<num>] [--image-seq=<num>] [--verbose] [--help]\n"
+-"\t\t[--version] ini-file\n"
++"\t\t[--eof-markers=<num>] [--version] ini-file\n"
+ "Example: " PROGRAM_NAME " -o ubi.img -p 16KiB -m 512 -s 256 cfg.ini - create UBI image\n"
+ " 'ubi.img' as described by configuration file 'cfg.ini'";
+
+@@ -125,6 +127,7 @@ static const struct option long_options[
+ { .name = "erase-counter", .has_arg = 1, .flag = NULL, .val = 'e' },
+ { .name = "ubi-ver", .has_arg = 1, .flag = NULL, .val = 'x' },
+ { .name = "image-seq", .has_arg = 1, .flag = NULL, .val = 'Q' },
++ { .name = "eof-markers", .has_arg = 1, .flag = NULL, .val = 'E' },
+ { .name = "verbose", .has_arg = 0, .flag = NULL, .val = 'v' },
+ { .name = "help", .has_arg = 0, .flag = NULL, .val = 'h' },
+ { .name = "version", .has_arg = 0, .flag = NULL, .val = 'V' },
+@@ -144,6 +147,7 @@ struct args {
+ uint32_t image_seq;
+ int verbose;
+ dictionary *dict;
++ int eof_markers;
+ };
+
+ static struct args args = {
+@@ -162,7 +166,7 @@ static int parse_opt(int argc, char * co
+ int key, error = 0;
+ unsigned long int image_seq;
+
+- key = getopt_long(argc, argv, "o:p:m:s:O:e:x:Q:vhV", long_options, NULL);
++ key = getopt_long(argc, argv, "o:p:m:s:O:e:x:Q:E:vhV", long_options, NULL);
+ if (key == -1)
+ break;
+
+@@ -222,6 +226,12 @@ static int parse_opt(int argc, char * co
+ args.image_seq = image_seq;
+ break;
+
++ case 'E':
++ args.eof_markers = simple_strtoul(optarg, &error);
++ if (error)
++ return errmsg("bad number of eof-markers: \"%s\"", optarg);
++ break;
++
+ case 'v':
+ args.verbose = 1;
+ break;
+@@ -599,6 +609,18 @@ int main(int argc, char * const argv[])
+ printf("\n");
+ }
+
++ if (args.eof_markers) {
++ verbose(args.verbose, "writing %d eof-marker blocks",
++ args.eof_markers);
++
++ err = ubigen_write_eof_markers(&ui, args.ec, args.eof_markers,
++ args.out_fd);
++ if (err) {
++ errmsg("cannot write eof-marker blocks");
++ goto out_free;
++ }
++ }
++
+ verbose(args.verbose, "writing layout volume");
+
+ err = ubigen_write_layout_vol(&ui, 0, 1, args.ec, args.ec, vtbl, args.out_fd);