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loadb: create file 

Allow loadb and loady to create file if file not
present. This will allow for downloading a file
to filesystem and cp or doing other operations on
the same. Making this as an option instead of a
default behavior ensures that users intend to
create file when they use -c option

Signed-off-by: Nishanth Menon <x0nishan@ti.com>
This commit is contained in:
Nishanth Menon 2008-08-15 19:31:56 -05:00 committed by Sascha Hauer
parent 1252331f68
commit c63e66ed7e
1 changed files with 10 additions and 5 deletions
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15
commands/loadb.c
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@ -651,12 +651,13 @@ static int do_load_serial_bin(cmd_tbl_t *cmdtp, int argc, char *argv[])
int load_baudrate = 0, current_baudrate;
int rcode = 0;
int opt;
int open_mode = O_WRONLY;
char *output_file = NULL;
struct console_device *cdev = NULL;
getopt_reset();
while ((opt = getopt(argc, argv, "d:b:o:")) > 0) {
while ((opt = getopt(argc, argv, "d:b:o:c")) > 0) {
switch (opt) {
case 'd':
output_file = optarg;
@ -667,6 +668,9 @@ static int do_load_serial_bin(cmd_tbl_t *cmdtp, int argc, char *argv[])
case 'o':
offset = (int)simple_strtoul(optarg, NULL, 10);
break;
case 'c':
open_mode |= O_CREAT;
break;
default:
perror(argv[0]);
return 1;
@ -687,7 +691,7 @@ static int do_load_serial_bin(cmd_tbl_t *cmdtp, int argc, char *argv[])
output_file = DEF_FILE;
/* File should exist */
ofd = open(output_file, O_WRONLY);
ofd = open(output_file, open_mode);
if (ofd < 0) {
perror(argv[0]);
return 3;
@ -757,10 +761,11 @@ static const __maybe_unused char cmd_loadb_help[] =
" -d device - which device to download - defaults to " DEF_FILE "\n"
" -o offset - what offset to download - defaults to 0\n"
" -b baud - baudrate at which to download - defaults to "
"console baudrate\n";
"console baudrate"
" -c - Create file if it is not present - default disabled";
#ifdef CONFIG_CMD_LOADB
U_BOOT_CMD_START(loadb)
.maxargs = 7,
.maxargs = 8,
.cmd = do_load_serial_bin,
.usage = "Load binary file over serial line (kermit mode)",
U_BOOT_CMD_HELP(cmd_loadb_help)
@ -768,7 +773,7 @@ U_BOOT_CMD_END
#endif
#ifdef CONFIG_CMD_LOADY
U_BOOT_CMD_START(loady)
.maxargs = 7,
.maxargs = 8,
.cmd = do_load_serial_bin,
.usage = "Load binary file over serial line (ymodem mode)",
U_BOOT_CMD_HELP(cmd_loadb_help)