diff options
| -rw-r--r-- | src/jtag/parport.c | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/src/jtag/parport.c b/src/jtag/parport.c index 4ee2202d..129caf0b 100644 --- a/src/jtag/parport.c +++ b/src/jtag/parport.c @@ -429,12 +429,23 @@ static int parport_quit(void) static int parport_handle_parport_port_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) { - if (argc == 0) - return ERROR_OK; + if (argc == 1) + { + /* only if the port wasn't overwritten by cmdline */ + if (parport_port == 0) + { + int retval = parse_u16(args[0], &parport_port); + if (ERROR_OK != retval) + return retval; + } + else + { + LOG_ERROR("The parport port was already configured!"); + return ERROR_FAIL; + } + } - /* only if the port wasn't overwritten by cmdline */ - if (parport_port == 0) - parport_port = strtoul(args[0], NULL, 0); + command_print(cmd_ctx, "parport port = %u", parport_port); return ERROR_OK; } |