drivers/jtag_dpi: Group adapter commands

Use a command group 'jtag_dpi' with subcommands instead of individual
commands with 'jtag_dpi_' prefix.

The old commands are still available for backward compatibility but
marked as deprecated.

Change-Id: I19271546235a3c6737f975976a0bf0a2f66cbbe7
Signed-off-by: Marc Schink <dev@zapb.de>
Reviewed-on: http://openocd.zylin.com/6394
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>

doc/openocd.texi

@@ -3321,11 +3321,11 @@ SystemVerilog Direct Programming Interface (DPI) compatible driver for
 JTAG devices in emulation. The driver acts as a client for the SystemVerilog
 DPI server interface.
 
-@deffn {Config Command} {jtag_dpi_set_port} port
+@deffn {Config Command} {jtag_dpi set_port} port
 Specifies the TCP/IP port number of the SystemVerilog DPI server interface.
 @end deffn
 
-@deffn {Config Command} {jtag_dpi_set_address} address
+@deffn {Config Command} {jtag_dpi set_address} address
 Specifies the TCP/IP address of the SystemVerilog DPI server interface.
 @end deffn
 @end deffn

src/jtag/drivers/jtag_dpi.c

@@ -373,16 +373,16 @@ COMMAND_HANDLER(jtag_dpi_set_address)
 	return ERROR_OK;
 }
 
-static const struct command_registration jtag_dpi_command_handlers[] = {
+static const struct command_registration jtag_dpi_subcommand_handlers[] = {
 	{
-		.name = "jtag_dpi_set_port",
+		.name = "set_port",
 		.handler = &jtag_dpi_set_port,
 		.mode = COMMAND_CONFIG,
 		.help = "set the port of the DPI server",
 		.usage = "[port]",
 	},
 	{
-		.name = "jtag_dpi_set_address",
+		.name = "set_address",
 		.handler = &jtag_dpi_set_address,
 		.mode = COMMAND_CONFIG,
 		.help = "set the address of the DPI server",
@@ -391,6 +391,17 @@ static const struct command_registration jtag_dpi_command_handlers[] = {
 	COMMAND_REGISTRATION_DONE
 };
 
+static const struct command_registration jtag_dpi_command_handlers[] = {
+	{
+		.name = "jtag_dpi",
+		.mode = COMMAND_ANY,
+		.help = "perform jtag_dpi management",
+		.chain = jtag_dpi_subcommand_handlers,
+		.usage = "",
+	},
+	COMMAND_REGISTRATION_DONE
+};
+
 static struct jtag_interface jtag_dpi_interface = {
 	.supported = DEBUG_CAP_TMS_SEQ,
 	.execute_queue = jtag_dpi_execute_queue,

src/jtag/startup.tcl

@@ -309,6 +309,18 @@ proc parport_toggling_time args {
 	eval parport toggling_time $args
 }
 
+lappend _telnet_autocomplete_skip jtag_dpi_set_port
+proc jtag_dpi_set_port args {
+	echo "DEPRECATED! use 'jtag_dpi set_port' not 'jtag_dpi_set_port'"
+	eval jtag_dpi set_port $args
+}
+
+lappend _telnet_autocomplete_skip jtag_dpi_set_address
+proc jtag_dpi_set_address args {
+	echo "DEPRECATED! use 'jtag_dpi set_address' not 'jtag_dpi_set_address'"
+	eval jtag_dpi set_address $args
+}
+
 lappend _telnet_autocomplete_skip presto_serial
 proc presto_serial args {
 	echo "DEPRECATED! use 'presto serial' not 'presto_serial'"