diff options
| -rw-r--r-- | src/jtag/jtag.c | 2 | ||||
| -rw-r--r-- | src/jtag/jtag.h | 3 |
2 files changed, 3 insertions, 2 deletions
diff --git a/src/jtag/jtag.c b/src/jtag/jtag.c index fc89d248..7d0dcab9 100644 --- a/src/jtag/jtag.c +++ b/src/jtag/jtag.c @@ -1411,7 +1411,7 @@ int jtag_register_commands(struct command_context_s *cmd_ctx) register_command(cmd_ctx, NULL, "jtag_speed", handle_jtag_speed_command, COMMAND_ANY, "set jtag speed (if supported) <reset speed> [<post reset speed, default value is reset speed>]"); register_command(cmd_ctx, NULL, "jtag_khz", handle_jtag_khz_command, - COMMAND_ANY, "same as jtag_speed, except it takes khz as arguments"); + COMMAND_ANY, "same as jtag_speed, except it takes maximum khz as arguments. 0 KHz = RTCK."); register_command(cmd_ctx, NULL, "jtag_device", handle_jtag_device_command, COMMAND_CONFIG, "jtag_device <ir_length> <ir_expected> <ir_mask>"); register_command(cmd_ctx, NULL, "reset_config", handle_reset_config_command, diff --git a/src/jtag/jtag.h b/src/jtag/jtag.h index 16eb84dd..fca7c350 100644 --- a/src/jtag/jtag.h +++ b/src/jtag/jtag.h @@ -195,7 +195,8 @@ typedef struct jtag_interface_s int (*register_commands)(struct command_context_s *cmd_ctx); int (*init)(void); int (*quit)(void); - /* returns JTAG speed for KHz. */ + /* returns JTAG maxium speed for KHz. 0=RTCK. The function returns + a failure if it can't support the KHz/RTCK. */ int (*khz)(int khz, int *jtag_speed); } jtag_interface_t; |