diff options
Diffstat (limited to 'src/jtag/ft2232.c')
| -rw-r--r-- | src/jtag/ft2232.c | 54 |
1 files changed, 45 insertions, 9 deletions
diff --git a/src/jtag/ft2232.c b/src/jtag/ft2232.c index 6bb4be93..e9fce54b 100644 --- a/src/jtag/ft2232.c +++ b/src/jtag/ft2232.c @@ -70,10 +70,12 @@ int ft2232_init(void); int ft2232_quit(void); int ft2232_handle_device_desc_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); +int ft2232_handle_serial_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); int ft2232_handle_layout_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); int ft2232_handle_vid_pid_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); char *ft2232_device_desc = NULL; +char *ft2232_serial = NULL; char *ft2232_layout = NULL; u16 ft2232_vid = 0x0403; u16 ft2232_pid = 0x6010; @@ -238,6 +240,8 @@ int ft2232_register_commands(struct command_context_s *cmd_ctx) { register_command(cmd_ctx, NULL, "ft2232_device_desc", ft2232_handle_device_desc_command, COMMAND_CONFIG, NULL); + register_command(cmd_ctx, NULL, "ft2232_serial", ft2232_handle_serial_command, + COMMAND_CONFIG, NULL); register_command(cmd_ctx, NULL, "ft2232_layout", ft2232_handle_layout_command, COMMAND_CONFIG, NULL); register_command(cmd_ctx, NULL, "ft2232_vid_pid", ft2232_handle_vid_pid_command, @@ -942,6 +946,8 @@ int ft2232_init(void) #if BUILD_FT2232_FTD2XX == 1 FT_STATUS status; + DWORD openex_flags = 0; + char *openex_string = NULL; #endif ft2232_layout_t *cur_layout = ft2232_layouts; @@ -975,13 +981,6 @@ int ft2232_init(void) #endif #if BUILD_FT2232_FTD2XX == 1 - /* Open by device description */ - if (ft2232_device_desc == NULL) - { - WARNING("no ftd2xx device description specified, using default 'Dual RS232'"); - ft2232_device_desc = "Dual RS232"; - } - #if IS_WIN32 == 0 /* Add non-standard Vid/Pid to the linux driver */ if ((status = FT_SetVIDPID(ft2232_vid, ft2232_pid)) != FT_OK) @@ -990,7 +989,30 @@ int ft2232_init(void) } #endif - if ((status = FT_OpenEx(ft2232_device_desc, FT_OPEN_BY_DESCRIPTION, &ftdih)) != FT_OK) + if (ft2232_device_desc && ft2232_serial) + { + WARNING("can't open by device description and serial number, giving precedence to serial"); + ft2232_device_desc = NULL; + } + else if (ft2232_device_desc) + { + openex_string = ft2232_device_desc; + openex_flags = FT_OPEN_BY_DESCRIPTION; + } + else if (ft2232_serial) + { + openex_string = ft2232_serial; + openex_flags = FT_OPEN_BY_SERIAL_NUMBER; + } + else + { + ERROR("neither device description nor serial number specified"); + ERROR("please add \"ft2232_device_desc <string>\" or \"ft2232_serial <string>\" to your .cfg file"); + + return ERROR_JTAG_INIT_FAILED; + } + + if ((status = FT_OpenEx(openex_string, openex_flags, &ftdih)) != FT_OK) { DWORD num_devices; @@ -1005,7 +1027,7 @@ int ft2232_init(void) desc_array[i] = malloc(64); desc_array[num_devices] = NULL; - status = FT_ListDevices(desc_array, &num_devices, FT_LIST_ALL | FT_OPEN_BY_DESCRIPTION); + status = FT_ListDevices(desc_array, &num_devices, FT_LIST_ALL | openex_flags); if (status == FT_OK) { @@ -1435,6 +1457,20 @@ int ft2232_handle_device_desc_command(struct command_context_s *cmd_ctx, char *c return ERROR_OK; } +int ft2232_handle_serial_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +{ + if (argc == 1) + { + ft2232_serial = strdup(args[0]); + } + else + { + ERROR("expected exactly one argument to ft2232_serial <serial-number>"); + } + + return ERROR_OK; +} + int ft2232_handle_layout_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) { if (argc == 0) |