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Signalyzer: H2 and H4 support

This patch includes partial support for these new JTAG adapters.
More complete support will require updates to the libftdi code,
for EEPROM access.

[dbrownell@users.sourceforge.net: fix whitespace, linelen, etc ]

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
tags/v0.3.0-rc0
Oleg Seiljus 12 years ago
committed by David Brownell
parent
commit
993fe4ab63
2 changed files with 810 additions and 1 deletions
  1. +809
    -0
      src/jtag/ft2232.c
  2. +1
    -1
      tcl/interface/signalyzer.cfg

+ 809
- 0
src/jtag/ft2232.c View File

@@ -137,6 +137,7 @@ static int axm0432_jtag_init(void);
static int sheevaplug_init(void);
static int icebear_jtag_init(void);
static int cortino_jtag_init(void);
static int signalyzer_h_init(void);

/* reset procedures for supported layouts */
static void usbjtag_reset(int trst, int srst);
@@ -149,11 +150,13 @@ static void stm32stick_reset(int trst, int srst);
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);

/* 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 const ft2232_layout_t ft2232_layouts[] =
{
@@ -173,6 +176,7 @@ static const ft2232_layout_t ft2232_layouts[] =
{ "sheevaplug", sheevaplug_init, sheevaplug_reset, NULL },
{ "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 },
{ NULL, NULL, NULL, NULL },
};

@@ -3070,3 +3074,808 @@ static void icebear_jtag_reset(int trst, int srst) {

LOG_DEBUG("trst: %i, srst: %i, low_output: 0x%2.2x, low_direction: 0x%2.2x", trst, srst, low_output, low_direction);
}

/* ---------------------------------------------------------------------
* Support for Signalyzer H2 and Signalyzer H4
* JTAG adapter from Xverve Technologies Inc.
* http://www.signalyzer.com or http://www.xverve.com
*
* Author: Oleg Seiljus, oleg@signalyzer.com
*/
static unsigned char signalyzer_h_side;
static unsigned int signalyzer_h_adapter_type;

static int signalyzer_h_ctrl_write(int address, unsigned short value);

#if BUILD_FT2232_FTD2XX == 1
static int signalyzer_h_ctrl_read(int address, unsigned short *value);
#endif

#define SIGNALYZER_COMMAND_ADDR 128
#define SIGNALYZER_DATA_BUFFER_ADDR 129

#define SIGNALYZER_COMMAND_VERSION 0x41
#define SIGNALYZER_COMMAND_RESET 0x42
#define SIGNALYZER_COMMAND_POWERCONTROL_GET 0x50
#define SIGNALYZER_COMMAND_POWERCONTROL_SET 0x51
#define SIGNALYZER_COMMAND_PWM_SET 0x52
#define SIGNALYZER_COMMAND_LED_SET 0x53
#define SIGNALYZER_COMMAND_ADC 0x54
#define SIGNALYZER_COMMAND_GPIO_STATE 0x55
#define SIGNALYZER_COMMAND_GPIO_MODE 0x56
#define SIGNALYZER_COMMAND_GPIO_PORT 0x57
#define SIGNALYZER_COMMAND_I2C 0x58

#define SIGNALYZER_CHAN_A 1
#define SIGNALYZER_CHAN_B 2
/* LEDS use channel C */
#define SIGNALYZER_CHAN_C 4

#define SIGNALYZER_LED_GREEN 1
#define SIGNALYZER_LED_RED 2

#define SIGNALYZER_MODULE_TYPE_EM_LT16_A 0x0301
#define SIGNALYZER_MODULE_TYPE_EM_ARM_JTAG 0x0302
#define SIGNALYZER_MODULE_TYPE_EM_JTAG 0x0303
#define SIGNALYZER_MODULE_TYPE_EM_ARM_JTAG_P 0x0304
#define SIGNALYZER_MODULE_TYPE_EM_JTAG_P 0x0305


static int signalyzer_h_ctrl_write(int address, unsigned short value)
{
#if BUILD_FT2232_FTD2XX == 1
return FT_WriteEE(ftdih, address, value);
#elif BUILD_FT2232_LIBFTDI == 1
return 0;
#endif
}

#if BUILD_FT2232_FTD2XX == 1
static int signalyzer_h_ctrl_read(int address, unsigned short *value)
{
return FT_ReadEE(ftdih, address, value);
}
#endif

static int signalyzer_h_led_set(unsigned char channel, unsigned char led,
int on_time_ms, int off_time_ms, unsigned char cycles)
{
unsigned char on_time;
unsigned char off_time;

if (on_time_ms < 0xFFFF)
on_time = (unsigned char)(on_time_ms / 62);
else
on_time = 0xFF;

off_time = (unsigned char)(off_time_ms / 62);

#if BUILD_FT2232_FTD2XX == 1
FT_STATUS status;

if ((status = signalyzer_h_ctrl_write(SIGNALYZER_DATA_BUFFER_ADDR,
((uint32_t)(channel << 8) | led))) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu", status);
return ERROR_JTAG_DEVICE_ERROR;
}

if ((status = signalyzer_h_ctrl_write(
(SIGNALYZER_DATA_BUFFER_ADDR + 1),
((uint32_t)(on_time << 8) | off_time))) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu", status);
return ERROR_JTAG_DEVICE_ERROR;
}

if ((status = signalyzer_h_ctrl_write(
(SIGNALYZER_DATA_BUFFER_ADDR + 2),
((uint32_t)cycles))) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu", status);
return ERROR_JTAG_DEVICE_ERROR;
}

if ((status = signalyzer_h_ctrl_write(SIGNALYZER_COMMAND_ADDR,
SIGNALYZER_COMMAND_LED_SET)) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu", status);
return ERROR_JTAG_DEVICE_ERROR;
}

return ERROR_OK;
#elif BUILD_FT2232_LIBFTDI == 1
int retval;

if ((retval = signalyzer_h_ctrl_write(SIGNALYZER_DATA_BUFFER_ADDR,
((uint32_t)(channel << 8) | led))) < 0)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %s",
ftdi_get_error_string(&ftdic));
return ERROR_JTAG_DEVICE_ERROR;
}

if ((retval = signalyzer_h_ctrl_write(
(SIGNALYZER_DATA_BUFFER_ADDR + 1),
((uint32_t)(on_time << 8) | off_time))) < 0)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %s",
ftdi_get_error_string(&ftdic));
return ERROR_JTAG_DEVICE_ERROR;
}

if ((retval = signalyzer_h_ctrl_write(
(SIGNALYZER_DATA_BUFFER_ADDR + 2),
(uint32_t)cycles)) < 0)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %s",
ftdi_get_error_string(&ftdic));
return ERROR_JTAG_DEVICE_ERROR;
}

if ((retval = signalyzer_h_ctrl_write(SIGNALYZER_COMMAND_ADDR,
SIGNALYZER_COMMAND_LED_SET)) < 0)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %s",
ftdi_get_error_string(&ftdic));
return ERROR_JTAG_DEVICE_ERROR;
}

return ERROR_OK;
#endif
}

static int signalyzer_h_init(void)
{
#if BUILD_FT2232_FTD2XX == 1
FT_STATUS status;
int i;
#endif

char *end_of_desc;

uint16_t read_buf[12];
uint8_t buf[3];
uint32_t bytes_written;

/* turn on center green led */
signalyzer_h_led_set(SIGNALYZER_CHAN_C, SIGNALYZER_LED_GREEN,
0xFFFF, 0x00, 0x00);

/* determine what channel config wants to open
* TODO: change me... current implementation is made to work
* with openocd description parsing.
*/
end_of_desc = strrchr(ft2232_device_desc, 0x00);

if (end_of_desc)
{
signalyzer_h_side = *(end_of_desc - 1);
if (signalyzer_h_side == 'B')
signalyzer_h_side = SIGNALYZER_CHAN_B;
else
signalyzer_h_side = SIGNALYZER_CHAN_A;
}
else
{
LOG_ERROR("No Channel was specified");
return ERROR_FAIL;
}

signalyzer_h_led_set(signalyzer_h_side, SIGNALYZER_LED_GREEN,
1000, 1000, 0xFF);

#if BUILD_FT2232_FTD2XX == 1
/* read signalyzer versionining information */
if ((status = signalyzer_h_ctrl_write(SIGNALYZER_COMMAND_ADDR,
SIGNALYZER_COMMAND_VERSION)) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu", status);
return ERROR_JTAG_DEVICE_ERROR;
}

for (i = 0; i < 10; i++)
{
if ((status = signalyzer_h_ctrl_read(
(SIGNALYZER_DATA_BUFFER_ADDR + i),
&read_buf[i])) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_read returned: %lu",
status);
return ERROR_JTAG_DEVICE_ERROR;
}
}

LOG_INFO("Signalyzer: ID info: { %.4x %.4x %.4x %.4x %.4x %.4x %.4x }",
read_buf[0], read_buf[1], read_buf[2], read_buf[3],
read_buf[4], read_buf[5], read_buf[6]);

/* set gpio register */
if ((status = signalyzer_h_ctrl_write(SIGNALYZER_DATA_BUFFER_ADDR,
(uint32_t)(signalyzer_h_side << 8))) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu", status);
return ERROR_JTAG_DEVICE_ERROR;
}

if ((status = signalyzer_h_ctrl_write(SIGNALYZER_DATA_BUFFER_ADDR + 1,
0x0404)) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu", status);
return ERROR_JTAG_DEVICE_ERROR;
}

if ((status = signalyzer_h_ctrl_write(SIGNALYZER_COMMAND_ADDR,
SIGNALYZER_COMMAND_GPIO_STATE)) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu", status);
return ERROR_JTAG_DEVICE_ERROR;
}

/* read adapter type information */
if ((status = signalyzer_h_ctrl_write(SIGNALYZER_DATA_BUFFER_ADDR,
((uint32_t)(signalyzer_h_side << 8) | 0x01))) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu", status);
return ERROR_JTAG_DEVICE_ERROR;
}

if ((status = signalyzer_h_ctrl_write(
(SIGNALYZER_DATA_BUFFER_ADDR + 1), 0xA000)) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu", status);
return ERROR_JTAG_DEVICE_ERROR;
}

if ((status = signalyzer_h_ctrl_write(
(SIGNALYZER_DATA_BUFFER_ADDR + 2), 0x0008)) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu", status);
return ERROR_JTAG_DEVICE_ERROR;
}

if ((status = signalyzer_h_ctrl_write(SIGNALYZER_COMMAND_ADDR,
SIGNALYZER_COMMAND_I2C)) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu", status);
return ERROR_JTAG_DEVICE_ERROR;
}

usleep(100000);

if ((status = signalyzer_h_ctrl_read(SIGNALYZER_COMMAND_ADDR,
&read_buf[0])) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_read returned: %lu", status);
return ERROR_JTAG_DEVICE_ERROR;
}

if (read_buf[0] != 0x0498)
signalyzer_h_adapter_type = 0x0000;
else
{
for (i = 0; i < 4; i++)
{
if ((status = signalyzer_h_ctrl_read(
(SIGNALYZER_DATA_BUFFER_ADDR + i),
&read_buf[i])) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_read returned: %lu",
status);
return ERROR_JTAG_DEVICE_ERROR;
}
}

signalyzer_h_adapter_type = read_buf[0];
}

#elif BUILD_FT2232_LIBFTDI == 1
/* currently libftdi does not allow reading individual eeprom
* locations, therefore adapter type cannot be detected.
* override with most common type
*/
signalyzer_h_adapter_type = SIGNALYZER_MODULE_TYPE_EM_ARM_JTAG;
#endif

enum reset_types jtag_reset_config = jtag_get_reset_config();

/* ADAPTOR: EM_LT16_A */
if (signalyzer_h_adapter_type == SIGNALYZER_MODULE_TYPE_EM_LT16_A)
{
LOG_INFO("Signalyzer: EM-LT (16-channel level translator) "
"detected. (HW: %2x).", (read_buf[1] >> 8));

nTRST = 0x10;
nTRSTnOE = 0x10;
nSRST = 0x20;
nSRSTnOE = 0x20;

low_output = 0x08;
low_direction = 0x1b;

high_output = 0x0;
high_direction = 0x0;

if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
{
low_direction &= ~nTRSTnOE; /* nTRST input */
low_output &= ~nTRST; /* nTRST = 0 */
}
else
{
low_direction |= nTRSTnOE; /* nTRST output */
low_output |= nTRST; /* nTRST = 1 */
}

if (jtag_reset_config & RESET_SRST_PUSH_PULL)
{
low_direction |= nSRSTnOE; /* nSRST output */
low_output |= nSRST; /* nSRST = 1 */
}
else
{
low_direction &= ~nSRSTnOE; /* nSRST input */
low_output &= ~nSRST; /* nSRST = 0 */
}

#if BUILD_FT2232_FTD2XX == 1
/* enable power to the module */
if ((status = signalyzer_h_ctrl_write(
SIGNALYZER_DATA_BUFFER_ADDR,
((uint32_t)(signalyzer_h_side << 8) | 0x01)))
!= FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu",
status);
return ERROR_JTAG_DEVICE_ERROR;
}

if ((status = signalyzer_h_ctrl_write(SIGNALYZER_COMMAND_ADDR,
SIGNALYZER_COMMAND_POWERCONTROL_SET)) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu",
status);
return ERROR_JTAG_DEVICE_ERROR;
}

/* set gpio mode register */
if ((status = signalyzer_h_ctrl_write(
SIGNALYZER_DATA_BUFFER_ADDR,
(uint32_t)(signalyzer_h_side << 8))) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu",
status);
return ERROR_JTAG_DEVICE_ERROR;
}

if ((status = signalyzer_h_ctrl_write(
SIGNALYZER_DATA_BUFFER_ADDR + 1, 0x0000))
!= FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu",
status);
return ERROR_JTAG_DEVICE_ERROR;
}

if ((status = signalyzer_h_ctrl_write(SIGNALYZER_COMMAND_ADDR,
SIGNALYZER_COMMAND_GPIO_MODE)) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu",
status);
return ERROR_JTAG_DEVICE_ERROR;
}

/* set gpio register */
if ((status = signalyzer_h_ctrl_write(
SIGNALYZER_DATA_BUFFER_ADDR,
(uint32_t)(signalyzer_h_side << 8))) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu",
status);
return ERROR_JTAG_DEVICE_ERROR;
}

if ((status = signalyzer_h_ctrl_write(
SIGNALYZER_DATA_BUFFER_ADDR + 1, 0x4040))
!= FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu",
status);
return ERROR_JTAG_DEVICE_ERROR;
}

if ((status = signalyzer_h_ctrl_write(
SIGNALYZER_COMMAND_ADDR,
SIGNALYZER_COMMAND_GPIO_STATE)) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu",
status);
return ERROR_JTAG_DEVICE_ERROR;
}
#endif
}

/* ADAPTOR: EM_ARM_JTAG, EM_ARM_JTAG_P, EM_JTAG, EM_JTAG_P */
else if ((signalyzer_h_adapter_type == SIGNALYZER_MODULE_TYPE_EM_ARM_JTAG) ||
(signalyzer_h_adapter_type == SIGNALYZER_MODULE_TYPE_EM_ARM_JTAG_P) ||
(signalyzer_h_adapter_type == SIGNALYZER_MODULE_TYPE_EM_JTAG) ||
(signalyzer_h_adapter_type == SIGNALYZER_MODULE_TYPE_EM_JTAG_P))
{
if (signalyzer_h_adapter_type
== SIGNALYZER_MODULE_TYPE_EM_ARM_JTAG)
LOG_INFO("Signalyzer: EM-ARM-JTAG (ARM JTAG) "
"detected. (HW: %2x).", (read_buf[1] >> 8));
else if (signalyzer_h_adapter_type
== SIGNALYZER_MODULE_TYPE_EM_ARM_JTAG_P)
LOG_INFO("Signalyzer: EM-ARM-JTAG_P "
"(ARM JTAG with PSU) detected. (HW: %2x).",
(read_buf[1] >> 8));
else if (signalyzer_h_adapter_type
== SIGNALYZER_MODULE_TYPE_EM_JTAG)
LOG_INFO("Signalyzer: EM-JTAG (Generic JTAG) "
"detected. (HW: %2x).", (read_buf[1] >> 8));
else if (signalyzer_h_adapter_type
== SIGNALYZER_MODULE_TYPE_EM_JTAG_P)
LOG_INFO("Signalyzer: EM-JTAG-P "
"(Generic JTAG with PSU) detected. (HW: %2x).",
(read_buf[1] >> 8));

nTRST = 0x02;
nTRSTnOE = 0x04;
nSRST = 0x08;
nSRSTnOE = 0x10;

low_output = 0x08;
low_direction = 0x1b;

high_output = 0x0;
high_direction = 0x1f;

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;
}

#if BUILD_FT2232_FTD2XX == 1
/* enable power to the module */
if ((status = signalyzer_h_ctrl_write(
SIGNALYZER_DATA_BUFFER_ADDR,
((uint32_t)(signalyzer_h_side << 8) | 0x01)))
!= FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu",
status);
return ERROR_JTAG_DEVICE_ERROR;
}

if ((status = signalyzer_h_ctrl_write(
SIGNALYZER_COMMAND_ADDR,
SIGNALYZER_COMMAND_POWERCONTROL_SET)) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu",
status);
return ERROR_JTAG_DEVICE_ERROR;
}

/* set gpio mode register (IO_16 and IO_17 set as analog
* inputs, other is gpio)
*/
if ((status = signalyzer_h_ctrl_write(
SIGNALYZER_DATA_BUFFER_ADDR,
(uint32_t)(signalyzer_h_side << 8))) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu",
status);
return ERROR_JTAG_DEVICE_ERROR;
}

if ((status = signalyzer_h_ctrl_write(
SIGNALYZER_DATA_BUFFER_ADDR + 1, 0x0060))
!= FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu",
status);
return ERROR_JTAG_DEVICE_ERROR;
}

if ((status = signalyzer_h_ctrl_write(
SIGNALYZER_COMMAND_ADDR,
SIGNALYZER_COMMAND_GPIO_MODE)) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu",
status);
return ERROR_JTAG_DEVICE_ERROR;
}

/* set gpio register (all inputs, for -P modules,
* PSU will be turned off)
*/
if ((status = signalyzer_h_ctrl_write(
SIGNALYZER_DATA_BUFFER_ADDR,
(uint32_t)(signalyzer_h_side << 8))) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu",
status);
return ERROR_JTAG_DEVICE_ERROR;
}

if ((status = signalyzer_h_ctrl_write(
SIGNALYZER_DATA_BUFFER_ADDR + 1, 0x0000))
!= FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu",
status);
return ERROR_JTAG_DEVICE_ERROR;
}

if ((status = signalyzer_h_ctrl_write(
SIGNALYZER_COMMAND_ADDR,
SIGNALYZER_COMMAND_GPIO_STATE)) != FT_OK)
{
LOG_ERROR("signalyzer_h_ctrl_write returned: %lu",
status);
return ERROR_JTAG_DEVICE_ERROR;
}
#endif
}

else if (signalyzer_h_adapter_type == 0x0000)
{
LOG_INFO("Signalyzer: No external modules were detected.");

nTRST = 0x10;
nTRSTnOE = 0x10;
nSRST = 0x20;
nSRSTnOE = 0x20;

low_output = 0x08;
low_direction = 0x1b;

high_output = 0x0;
high_direction = 0x0;

if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
{
low_direction &= ~nTRSTnOE; /* nTRST input */
low_output &= ~nTRST; /* nTRST = 0 */
}
else
{
low_direction |= nTRSTnOE; /* nTRST output */
low_output |= nTRST; /* nTRST = 1 */
}

if (jtag_reset_config & RESET_SRST_PUSH_PULL)
{
low_direction |= nSRSTnOE; /* nSRST output */
low_output |= nSRST; /* nSRST = 1 */
}
else
{
low_direction &= ~nSRSTnOE; /* nSRST input */
low_output &= ~nSRST; /* nSRST = 0 */
}
}
else
{
LOG_ERROR("Unknown module type is detected: %.4x",
signalyzer_h_adapter_type);
return ERROR_JTAG_DEVICE_ERROR;
}

/* initialize low byte of controller for jtag operation */
buf[0] = 0x80;
buf[1] = low_output;
buf[2] = low_direction;

if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK)
|| (bytes_written != 3))
{
LOG_ERROR("couldn't initialize Signalyzer-H layout");
return ERROR_JTAG_INIT_FAILED;
}

#if BUILD_FT2232_FTD2XX == 1
if (ftdi_device == FT_DEVICE_2232H)
{
/* initialize high byte of controller for jtag operation */
buf[0] = 0x82;
buf[1] = high_output;
buf[2] = high_direction;

if ((ft2232_write(buf, 3, &bytes_written) != ERROR_OK)
|| (bytes_written != 3))
{
LOG_ERROR("couldn't initialize Signalyzer-H layout");
return ERROR_JTAG_INIT_FAILED;
}
}
#elif BUILD_FT2232_LIBFTDI == 1
if (ftdi_device == TYPE_2232H)
{
/* initialize high byte of controller for jtag operation */
buf[0] = 0x82;
buf[1] = high_output;
buf[2] = high_direction;

if ((ft2232_write(buf, 3, &bytes_written) != ERROR_OK)
|| (bytes_written != 3))
{
LOG_ERROR("couldn't initialize Signalyzer-H layout");
return ERROR_JTAG_INIT_FAILED;
}
}
#endif
return ERROR_OK;
}

static void signalyzer_h_reset(int trst, int srst)
{
enum reset_types jtag_reset_config = jtag_get_reset_config();

/* ADAPTOR: EM_LT16_A */
if (signalyzer_h_adapter_type == SIGNALYZER_MODULE_TYPE_EM_LT16_A)
{
if (trst == 1)
{
if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
/* switch to output pin (output is low) */
low_direction |= nTRSTnOE;
else
/* switch output low */
low_output &= ~nTRST;
}
else if (trst == 0)
{
if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
/* switch to input pin (high-Z + internal
* and external pullup) */
low_direction &= ~nTRSTnOE;
else
/* switch output high */
low_output |= nTRST;
}

if (srst == 1)
{
if (jtag_reset_config & RESET_SRST_PUSH_PULL)
/* switch output low */
low_output &= ~nSRST;
else
/* switch to output pin (output is low) */
low_direction |= nSRSTnOE;
}
else if (srst == 0)
{
if (jtag_reset_config & RESET_SRST_PUSH_PULL)
/* switch output high */
low_output |= nSRST;
else
/* switch to input pin (high-Z) */
low_direction &= ~nSRSTnOE;
}

/* command "set data bits low byte" */
buffer_write(0x80);
buffer_write(low_output);
buffer_write(low_direction);
LOG_DEBUG("trst: %i, srst: %i, low_output: 0x%2.2x, "
"low_direction: 0x%2.2x",
trst, srst, low_output, low_direction);
}
/* ADAPTOR: EM_ARM_JTAG, EM_ARM_JTAG_P, EM_JTAG, EM_JTAG_P */
else if ((signalyzer_h_adapter_type == SIGNALYZER_MODULE_TYPE_EM_ARM_JTAG) ||
(signalyzer_h_adapter_type == SIGNALYZER_MODULE_TYPE_EM_ARM_JTAG_P) ||
(signalyzer_h_adapter_type == SIGNALYZER_MODULE_TYPE_EM_JTAG) ||
(signalyzer_h_adapter_type == SIGNALYZER_MODULE_TYPE_EM_JTAG_P))
{
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;
}

/* command "set data bits high byte" */
buffer_write(0x82);
buffer_write(high_output);
buffer_write(high_direction);
LOG_INFO("trst: %i, srst: %i, high_output: 0x%2.2x, "
"high_direction: 0x%2.2x",
trst, srst, high_output, high_direction);
}
else if (signalyzer_h_adapter_type == 0x0000)
{
if (trst == 1)
{
if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
/* switch to output pin (output is low) */
low_direction |= nTRSTnOE;
else
/* switch output low */
low_output &= ~nTRST;
}
else if (trst == 0)
{
if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
/* switch to input pin (high-Z + internal
* and external pullup) */
low_direction &= ~nTRSTnOE;
else
/* switch output high */
low_output |= nTRST;
}

if (srst == 1)
{
if (jtag_reset_config & RESET_SRST_PUSH_PULL)
/* switch output low */
low_output &= ~nSRST;
else
/* switch to output pin (output is low) */
low_direction |= nSRSTnOE;
}
else if (srst == 0)
{
if (jtag_reset_config & RESET_SRST_PUSH_PULL)
/* switch output high */
low_output |= nSRST;
else
/* switch to input pin (high-Z) */
low_direction &= ~nSRSTnOE;
}

/* command "set data bits low byte" */
buffer_write(0x80);
buffer_write(low_output);
buffer_write(low_direction);
LOG_DEBUG("trst: %i, srst: %i, low_output: 0x%2.2x, "
"low_direction: 0x%2.2x",
trst, srst, low_output, low_direction);
}
}

static void signalyzer_h_blink(void)
{
signalyzer_h_led_set(signalyzer_h_side, SIGNALYZER_LED_RED, 100, 0, 1);
}

+ 1
- 1
tcl/interface/signalyzer.cfg View File

@@ -1,7 +1,7 @@
#
# Xverve Signalyzer Tool (DT-USB-ST)
#
# http://www.signalyzer.com/products/development-tools/signalyzer-tool-dt-usb-st.html
# http://www.signalyzer.com
#

interface ft2232


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