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-rw-r--r--src/jtag/parport.c21
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;
}