X-Git-Url: https://review.openocd.org/gitweb?a=blobdiff_plain;f=src%2Fjtag%2Fft2232.c;h=39036bcb9e6a51aba169daba0bb2d3681a5c09fc;hb=d22270e0ed291d3b08fd03a25181b279ca5e0911;hp=e570cbe983266a971f3beae93acfdcfc8a64a42c;hpb=e901cee72f0f8ec5fc3b15d4c5320c3da5dbd39c;p=openocd.git diff --git a/src/jtag/ft2232.c b/src/jtag/ft2232.c index e570cbe983..39036bcb9e 100644 --- a/src/jtag/ft2232.c +++ b/src/jtag/ft2232.c @@ -90,20 +90,6 @@ #endif #endif -static int ft2232_execute_queue(void); -static int ft2232_speed(int speed); -static int ft2232_speed_div(int speed, int* khz); -static int ft2232_khz(int khz, int* jtag_speed); -static int ft2232_register_commands(struct command_context_s* cmd_ctx); -static int ft2232_init(void); -static int ft2232_quit(void); - -static int ft2232_handle_device_desc_command(struct command_context_s* cmd_ctx, char* cmd, char** args, int argc); -static int ft2232_handle_serial_command(struct command_context_s* cmd_ctx, char* cmd, char** args, int argc); -static int ft2232_handle_layout_command(struct command_context_s* cmd_ctx, char* cmd, char** args, int argc); -static int ft2232_handle_vid_pid_command(struct command_context_s* cmd_ctx, char* cmd, char** args, int argc); -static int ft2232_handle_latency_command(struct command_context_s* cmd_ctx, char* cmd, char** args, int argc); - /** * Send out \a num_cycles on the TCK line while the TAP(s) are in a * stable state. Calling code must ensure that current state is stable, @@ -149,6 +135,7 @@ static int sheevaplug_init(void); static int icebear_jtag_init(void); static int cortino_jtag_init(void); static int signalyzer_h_init(void); +static int ktlink_init(void); /* reset procedures for supported layouts */ static void usbjtag_reset(int trst, int srst); @@ -162,12 +149,14 @@ static void axm0432_jtag_reset(int trst, int srst); static void sheevaplug_reset(int trst, int srst); static void icebear_jtag_reset(int trst, int srst); static void signalyzer_h_reset(int trst, int srst); +static void ktlink_reset(int trst, int srst); /* blink procedures for layouts that support a blinking led */ static void olimex_jtag_blink(void); static void flyswatter_jtag_blink(void); static void turtle_jtag_blink(void); static void signalyzer_h_blink(void); +static void ktlink_blink(void); static const ft2232_layout_t ft2232_layouts[] = { @@ -188,6 +177,7 @@ static const ft2232_layout_t ft2232_layouts[] = { "icebear", icebear_jtag_init, icebear_jtag_reset, NULL }, { "cortino", cortino_jtag_init, comstick_reset, NULL }, { "signalyzer-h", signalyzer_h_init, signalyzer_h_reset, signalyzer_h_blink }, + { "ktlink", ktlink_init, ktlink_reset, ktlink_blink }, { NULL, NULL, NULL, NULL }, }; @@ -345,18 +335,6 @@ static void move_to_state(tap_state_t goal_state) clock_tms(0x4b, tms_bits, tms_count, 0); } -jtag_interface_t ft2232_interface = -{ - .name = "ft2232", - .execute_queue = ft2232_execute_queue, - .speed = ft2232_speed, - .speed_div = ft2232_speed_div, - .khz = ft2232_khz, - .register_commands = ft2232_register_commands, - .init = ft2232_init, - .quit = ft2232_quit, -}; - static int ft2232_write(uint8_t* buf, int size, uint32_t* bytes_written) { #if BUILD_FT2232_FTD2XX == 1 @@ -586,21 +564,6 @@ static int ft2232_khz(int khz, int* jtag_speed) return ERROR_OK; } -static 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, "the USB device description of the FTDI FT2232 device"); - register_command(cmd_ctx, NULL, "ft2232_serial", ft2232_handle_serial_command, - COMMAND_CONFIG, "the serial number of the FTDI FT2232 device"); - register_command(cmd_ctx, NULL, "ft2232_layout", ft2232_handle_layout_command, - COMMAND_CONFIG, "the layout of the FT2232 GPIO signals used to control output-enables and reset signals"); - register_command(cmd_ctx, NULL, "ft2232_vid_pid", ft2232_handle_vid_pid_command, - COMMAND_CONFIG, "the vendor ID and product ID of the FTDI FT2232 device"); - register_command(cmd_ctx, NULL, "ft2232_latency", ft2232_handle_latency_command, - COMMAND_CONFIG, "set the FT2232 latency timer to a new value"); - return ERROR_OK; -} - static void ft2232_end_state(tap_state_t state) { if (tap_is_state_stable(state)) @@ -1800,7 +1763,7 @@ static int ft2232_execute_command(jtag_command_t *cmd) return retval; } -static int ft2232_execute_queue() +static int ft2232_execute_queue(void) { jtag_command_t* cmd = jtag_command_queue; /* currently processed command */ int retval; @@ -2835,7 +2798,7 @@ static int ft2232_quit(void) return ERROR_OK; } -static int ft2232_handle_device_desc_command(struct command_context_s* cmd_ctx, char* cmd, char** args, int argc) +COMMAND_HANDLER(ft2232_handle_device_desc_command) { char *cp; char buf[200]; @@ -2869,7 +2832,7 @@ static int ft2232_handle_device_desc_command(struct command_context_s* cmd_ctx, return ERROR_OK; } -static int ft2232_handle_serial_command(struct command_context_s* cmd_ctx, char* cmd, char** args, int argc) +COMMAND_HANDLER(ft2232_handle_serial_command) { if (argc == 1) { @@ -2883,7 +2846,7 @@ static int ft2232_handle_serial_command(struct command_context_s* cmd_ctx, char* return ERROR_OK; } -static int ft2232_handle_layout_command(struct command_context_s* cmd_ctx, char* cmd, char** args, int argc) +COMMAND_HANDLER(ft2232_handle_layout_command) { if (argc == 0) return ERROR_OK; @@ -2894,7 +2857,7 @@ static int ft2232_handle_layout_command(struct command_context_s* cmd_ctx, char* return ERROR_OK; } -static int ft2232_handle_vid_pid_command(struct command_context_s* cmd_ctx, char* cmd, char** args, int argc) +COMMAND_HANDLER(ft2232_handle_vid_pid_command) { if (argc > MAX_USB_IDS * 2) { @@ -2911,16 +2874,11 @@ static int ft2232_handle_vid_pid_command(struct command_context_s* cmd_ctx, char argc -= 1; } - int i; - int retval = ERROR_OK; + unsigned i; for (i = 0; i < argc; i += 2) { - retval = parse_u16(args[i], &ft2232_vid[i >> 1]); - if (ERROR_OK != retval) - break; - retval = parse_u16(args[i + 1], &ft2232_pid[i >> 1]); - if (ERROR_OK != retval) - break; + COMMAND_PARSE_NUMBER(u16, args[i], ft2232_vid[i >> 1]); + COMMAND_PARSE_NUMBER(u16, args[i + 1], ft2232_pid[i >> 1]); } /* @@ -2929,10 +2887,10 @@ static int ft2232_handle_vid_pid_command(struct command_context_s* cmd_ctx, char */ ft2232_vid[i >> 1] = ft2232_pid[i >> 1] = 0; - return retval; + return ERROR_OK; } -static int ft2232_handle_latency_command(struct command_context_s* cmd_ctx, char* cmd, char** args, int argc) +COMMAND_HANDLER(ft2232_handle_latency_command) { if (argc == 1) { @@ -3252,7 +3210,7 @@ static int signalyzer_h_init(void) char *end_of_desc; - uint16_t read_buf[12]; + uint16_t read_buf[12] = { 0 }; uint8_t buf[3]; uint32_t bytes_written; @@ -3897,3 +3855,151 @@ static void signalyzer_h_blink(void) { signalyzer_h_led_set(signalyzer_h_side, SIGNALYZER_LED_RED, 100, 0, 1); } + +/******************************************************************** + * Support for KT-LINK + * JTAG adapter from KRISTECH + * http://www.kristech.eu + *******************************************************************/ +static int ktlink_init(void) +{ + uint8_t buf[3]; + uint32_t bytes_written; + uint8_t swd_en = 0x20; //0x20 SWD disable, 0x00 SWD enable (ADBUS5) + + low_output = 0x08 | swd_en; // value; TMS=1,TCK=0,TDI=0,SWD=swd_en + low_direction = 0x3B; // out=1; TCK/TDI/TMS=out,TDO=in,SWD=out,RTCK=in,SRSTIN=in + + // initialize low port + buf[0] = 0x80; // command "set data bits low byte" + buf[1] = low_output; + buf[2] = low_direction; + LOG_DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]); + + if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3)) + { + LOG_ERROR("couldn't initialize FT2232 with 'ktlink' layout"); + return ERROR_JTAG_INIT_FAILED; + } + + nTRST = 0x01; + nSRST = 0x02; + nTRSTnOE = 0x04; + nSRSTnOE = 0x08; + + high_output = 0x80; // turn LED on + high_direction = 0xFF; // all outputs + + enum reset_types jtag_reset_config = jtag_get_reset_config(); + + if (jtag_reset_config & RESET_TRST_OPEN_DRAIN) { + high_output |= nTRSTnOE; + high_output &= ~nTRST; + } else { + high_output &= ~nTRSTnOE; + high_output |= nTRST; + } + + if (jtag_reset_config & RESET_SRST_PUSH_PULL) { + high_output &= ~nSRSTnOE; + high_output |= nSRST; + } else { + high_output |= nSRSTnOE; + high_output &= ~nSRST; + } + + // initialize high port + buf[0] = 0x82; // command "set data bits high byte" + buf[1] = high_output; // value + buf[2] = high_direction; + LOG_DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]); + + if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3)) + { + LOG_ERROR("couldn't initialize FT2232 with 'ktlink' layout"); + return ERROR_JTAG_INIT_FAILED; + } + + return ERROR_OK; +} + +static void ktlink_reset(int trst, int srst) +{ + enum reset_types jtag_reset_config = jtag_get_reset_config(); + + if (trst == 1) { + if (jtag_reset_config & RESET_TRST_OPEN_DRAIN) + high_output &= ~nTRSTnOE; + else + high_output &= ~nTRST; + } else if (trst == 0) { + if (jtag_reset_config & RESET_TRST_OPEN_DRAIN) + high_output |= nTRSTnOE; + else + high_output |= nTRST; + } + + if (srst == 1) { + if (jtag_reset_config & RESET_SRST_PUSH_PULL) + high_output &= ~nSRST; + else + high_output &= ~nSRSTnOE; + } else if (srst == 0) { + if (jtag_reset_config & RESET_SRST_PUSH_PULL) + high_output |= nSRST; + else + high_output |= nSRSTnOE; + } + + buffer_write(0x82); // command "set data bits high byte" + buffer_write(high_output); + buffer_write(high_direction); + LOG_DEBUG("trst: %i, srst: %i, high_output: 0x%2.2x, high_direction: 0x%2.2x", trst, srst, high_output,high_direction); +} + +static void ktlink_blink(void) +{ + /* LED connected to ACBUS7 */ + if (high_output & 0x80) + high_output &= 0x7F; + else + high_output |= 0x80; + + buffer_write(0x82); // command "set data bits high byte" + buffer_write(high_output); + buffer_write(high_direction); +} + +static 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, + "the USB device description of the FTDI FT2232 device"); + register_command(cmd_ctx, NULL, "ft2232_serial", + ft2232_handle_serial_command, COMMAND_CONFIG, + "the serial number of the FTDI FT2232 device"); + register_command(cmd_ctx, NULL, "ft2232_layout", + ft2232_handle_layout_command, COMMAND_CONFIG, + "the layout of the FT2232 GPIO signals used " + "to control output-enables and reset signals"); + register_command(cmd_ctx, NULL, "ft2232_vid_pid", + ft2232_handle_vid_pid_command, COMMAND_CONFIG, + "the vendor ID and product ID of the FTDI FT2232 device"); + register_command(cmd_ctx, NULL, "ft2232_latency", + ft2232_handle_latency_command, COMMAND_CONFIG, + "set the FT2232 latency timer to a new value"); + + return ERROR_OK; +} + + +jtag_interface_t ft2232_interface = { + .name = "ft2232", + .register_commands = &ft2232_register_commands, + .init = &ft2232_init, + .quit = &ft2232_quit, + .speed = &ft2232_speed, + .speed_div = &ft2232_speed_div, + .khz = &ft2232_khz, + .execute_queue = &ft2232_execute_queue, + };