diff options
Diffstat (limited to 'src/jtag/tcl.c')
| -rw-r--r-- | src/jtag/tcl.c | 35 |
1 files changed, 34 insertions, 1 deletions
diff --git a/src/jtag/tcl.c b/src/jtag/tcl.c index c81f1617..ff16a566 100644 --- a/src/jtag/tcl.c +++ b/src/jtag/tcl.c @@ -55,6 +55,7 @@ static int handle_interface_list_command(struct command_context_s *cmd_ctx, static int handle_interface_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); static int handle_jtag_speed_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); static int handle_jtag_khz_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); +static int handle_jtag_rclk_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); static int handle_jtag_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); static int handle_reset_config_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); static int handle_jtag_nsrst_delay_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); @@ -577,6 +578,8 @@ int jtag_register_commands(struct command_context_s *cmd_ctx) register_command(cmd_ctx, NULL, "jtag_khz", handle_jtag_khz_command, COMMAND_ANY, "set maximum jtag speed (if supported); " "parameter is maximum khz, or 0 for adaptive clocking (RTCK)."); + register_command(cmd_ctx, NULL, "jtag_rclk", handle_jtag_rclk_command, + COMMAND_ANY, "fallback_speed_khz - set JTAG speed to RCLK or use fallback speed"); register_command(cmd_ctx, NULL, "jtag_device", handle_jtag_device_command, COMMAND_CONFIG, "(DEPRECATED) jtag_device <ir_length> <ir_expected> <ir_mask>"); register_command(cmd_ctx, NULL, "reset_config", handle_reset_config_command, @@ -955,7 +958,7 @@ static int handle_jtag_speed_command(struct command_context_s *cmd_ctx, char *cm int retval = parse_uint(args[0], &cur_speed); if (ERROR_OK != retval) return retval; - retval = jtag_set_speed(cur_speed); + retval = jtag_config_speed(cur_speed); } command_print(cmd_ctx, "jtag_speed: %d", jtag_get_speed()); @@ -993,6 +996,36 @@ static int handle_jtag_khz_command(struct command_context_s *cmd_ctx, char *cmd, return retval; } +static int handle_jtag_rclk_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +{ + if (argc > 1) + return ERROR_COMMAND_SYNTAX_ERROR; + + int retval = ERROR_OK; + if (argc == 1) + { + unsigned khz = 0; + int retval = parse_uint(args[0], &khz); + if (ERROR_OK != retval) + return retval; + retval = jtag_config_rclk(khz); + if (ERROR_OK != retval) + return retval; + } + + int cur_khz = jtag_get_speed_khz(); + retval = jtag_get_speed_readable(&cur_khz); + if (ERROR_OK != retval) + return retval; + + if (cur_khz) + command_print(cmd_ctx, "RCLK not supported - fallback to %d kHz", cur_khz); + else + command_print(cmd_ctx, "RCLK - adaptive"); + + return retval; +} + static int handle_jtag_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) { |