diff options
Diffstat (limited to 'meta-ampere/meta-common/recipes-devtools/mtd/mtd-utils/0001-flashcp-support-offset-option.patch')
| -rw-r--r-- | meta-ampere/meta-common/recipes-devtools/mtd/mtd-utils/0001-flashcp-support-offset-option.patch | 141 |
1 files changed, 0 insertions, 141 deletions
diff --git a/meta-ampere/meta-common/recipes-devtools/mtd/mtd-utils/0001-flashcp-support-offset-option.patch b/meta-ampere/meta-common/recipes-devtools/mtd/mtd-utils/0001-flashcp-support-offset-option.patch deleted file mode 100644 index 0edae05f8..000000000 --- a/meta-ampere/meta-common/recipes-devtools/mtd/mtd-utils/0001-flashcp-support-offset-option.patch +++ /dev/null @@ -1,141 +0,0 @@ -From 32c17dd886a5b506781b86c6227bb059ce33420b Mon Sep 17 00:00:00 2001 -From: Tung Nguyen <tung.nguyen@amperecomputing.com> -Date: Sun, 5 Sep 2021 09:22:08 +0000 -Subject: [PATCH] flashcp support offset option - -The flashcp command from mtd-utils just support to flash from offset 0. -Add offset option to specify the start offset so that firmware can be -flashed correctly - -Signed-off-by: Tung Nguyen <tung.nguyen@amperecomputing.com> ---- - misc-utils/flashcp.c | 50 +++++++++++++++++++++++++++++++++++++++++--- - 1 file changed, 47 insertions(+), 3 deletions(-) - -diff --git a/misc-utils/flashcp.c b/misc-utils/flashcp.c -index 341c210..0a0e75b 100644 ---- a/misc-utils/flashcp.c -+++ b/misc-utils/flashcp.c -@@ -91,7 +91,7 @@ static NORETURN void showusage(bool error) - "\n" - "Flash Copy - Written by Abraham van der Merwe <abraham@2d3d.co.za>\n" - "\n" -- "usage: %1$s [ -v | --verbose | -A | --erase-all ] <filename> <device>\n" -+ "usage: %1$s [ -v | --verbose | -A | --erase-all ] <filename> <device> <offset>\n" - " %1$s -h | --help\n" - " %1$s -V | --version\n" - "\n" -@@ -102,6 +102,7 @@ static NORETURN void showusage(bool error) - " -V | --version Show version information and exit\n" - " <filename> File which you want to copy to flash\n" - " <device> Flash device to write to (e.g. /dev/mtd0, /dev/mtd1, etc.)\n" -+ " <offset> The start offset. Optional, default: 0\n" - "\n", - PROGRAM_NAME); - -@@ -156,6 +157,16 @@ static void safe_rewind (int fd,const char *filename) - } - } - -+static int safe_rewind_offset(int fd, const char *filename, off_t offset) -+{ -+ if (lseek(fd, offset, SEEK_SET) < 0) { -+ log_printf(LOG_ERROR, "While seeking to start of %s: %m\n", filename); -+ return EXIT_FAILURE; -+ } -+ -+ return EXIT_SUCCESS; -+} -+ - /******************************************************************************/ - - static int dev_fd = -1,fil_fd = -1; -@@ -169,6 +180,8 @@ static void cleanup (void) - int main (int argc,char *argv[]) - { - const char *filename = NULL,*device = NULL; -+ off_t offset; -+ - int i,flags = FLAG_NONE; - ssize_t result; - size_t size,written; -@@ -225,6 +238,20 @@ int main (int argc,char *argv[]) - showusage(true); - } - } -+ -+ if (optind + 3 == argc) { -+ flags |= FLAG_FILENAME; -+ filename = argv[optind]; -+ DEBUG("Got filename: %s\n", filename); -+ -+ flags |= FLAG_DEVICE; -+ device = argv[optind + 1]; -+ DEBUG("Got device: %s\n", device); -+ -+ offset = strtoul(argv[optind + 2], NULL, 16); -+ DEBUG("Got offset: 0x%x\n", offset); -+ } -+ - if (optind+2 == argc) { - flags |= FLAG_FILENAME; - filename = argv[optind]; -@@ -233,6 +260,8 @@ int main (int argc,char *argv[]) - flags |= FLAG_DEVICE; - device = argv[optind+1]; - DEBUG("Got device: %s\n",device); -+ -+ offset = 0; - } - - if (flags & FLAG_HELP || device == NULL) -@@ -264,6 +293,12 @@ int main (int argc,char *argv[]) - exit (EXIT_FAILURE); - } - -+ /* does offset is out of the mtd */ -+ if (offset > mtd.size) { -+ log_printf(LOG_ERROR, "%s offset won't fit into %s!\n", offset, device); -+ exit(EXIT_FAILURE); -+ } -+ - /* diff block flashcp */ - if (flags & FLAG_PARTITION) - { -@@ -284,6 +319,8 @@ int main (int argc,char *argv[]) - } - else - { -+ /* Erase from the offset */ -+ erase.start = offset; - erase.length = (filestat.st_size + mtd.erasesize - 1) / mtd.erasesize; - erase.length *= mtd.erasesize; - } -@@ -330,6 +367,12 @@ int main (int argc,char *argv[]) - size = filestat.st_size; - i = BUFSIZE; - written = 0; -+ -+ /* if offset is greater than 0 */ -+ if (offset) -+ if (safe_rewind_offset(dev_fd, device, offset) != EXIT_SUCCESS) -+ return EXIT_FAILURE; -+ - while (size) - { - if (size < BUFSIZE) i = size; -@@ -374,8 +417,9 @@ int main (int argc,char *argv[]) - * verify that flash == file data * - **********************************/ - -- safe_rewind (fil_fd,filename); -- safe_rewind (dev_fd,device); -+ safe_rewind(fil_fd, filename); -+ safe_rewind_offset(dev_fd, device, offset); -+ - size = filestat.st_size; - i = BUFSIZE; - written = 0; --- -2.25.1 - |