static int ft2232_stableclocks(int num_cycles, jtag_command_t* cmd);
+char * ft2232_device_desc_A = NULL;
char* ft2232_device_desc = NULL;
char* ft2232_serial = NULL;
char* ft2232_layout = NULL;
int comstick_init(void);
int stm32stick_init(void);
int axm0432_jtag_init(void);
+int sheevaplug_init(void);
/* reset procedures for supported layouts */
void usbjtag_reset(int trst, int srst);
void comstick_reset(int trst, int srst);
void stm32stick_reset(int trst, int srst);
void axm0432_jtag_reset(int trst, int srst);
+void sheevaplug_reset(int trst, int srst);
/* blink procedures for layouts that support a blinking led */
void olimex_jtag_blink(void);
+void flyswatter_jtag_blink(void);
void turtle_jtag_blink(void);
ft2232_layout_t ft2232_layouts[] =
{ "signalyzer", usbjtag_init, usbjtag_reset, NULL },
{ "evb_lm3s811", usbjtag_init, usbjtag_reset, NULL },
{ "olimex-jtag", olimex_jtag_init, olimex_jtag_reset, olimex_jtag_blink },
- { "flyswatter", flyswatter_init, flyswatter_reset, NULL },
+ { "flyswatter", flyswatter_init, flyswatter_reset, flyswatter_jtag_blink },
{ "turtelizer2", turtle_init, turtle_reset, turtle_jtag_blink },
{ "comstick", comstick_init, comstick_reset, NULL },
{ "stm32stick", stm32stick_init, stm32stick_reset, NULL },
{ "axm0432_jtag", axm0432_jtag_init, axm0432_jtag_reset, NULL },
+ {"sheevaplug", sheevaplug_init, sheevaplug_reset, NULL },
{ NULL, NULL, NULL },
};
while (num_states_batch--)
{
- if (tap_state_transition(tap_get_state(), FALSE) == cmd->path[state_count])
+ if (tap_state_transition(tap_get_state(), false) == cmd->path[state_count])
buf_set_u32(&tms_byte, bit_count++, 1, 0x0);
- else if (tap_state_transition(tap_get_state(), TRUE) == cmd->path[state_count])
+ else if (tap_state_transition(tap_get_state(), true) == cmd->path[state_count])
buf_set_u32(&tms_byte, bit_count++, 1, 0x1);
else
{
}
+
+void sheevaplug_reset(int trst, int srst)
+{
+ if (trst == 1)
+ high_output &= ~nTRST;
+ else if (trst == 0)
+ high_output |= nTRST;
+
+ if (srst == 1)
+ high_output &= ~nSRSTnOE;
+ else if (srst == 0)
+ high_output |= nSRSTnOE;
+
+ /* command "set data bits high byte" */
+ BUFFER_ADD = 0x82;
+ BUFFER_ADD = high_output;
+ BUFFER_ADD = high_direction;
+ LOG_DEBUG("trst: %i, srst: %i, high_output: 0x%2.2x, high_direction: 0x%2.2x", trst, srst, high_output, high_direction);
+}
+
int ft2232_execute_queue()
{
jtag_command_t* cmd = jtag_command_queue; /* currently processed command */
return ERROR_JTAG_INIT_FAILED;
}
- if ( ( status = FT_OpenEx(openex_string, openex_flags, &ftdih) ) != FT_OK )
+ status = FT_OpenEx(openex_string, openex_flags, &ftdih);
+ if( status != FT_OK ){
+ // under Win32, the FTD2XX driver appends an "A" to the end
+ // of the description, if we tried by the desc, then
+ // try by the alternate "A" description.
+ if( openex_string == ft2232_device_desc ){
+ // Try the alternate method.
+ openex_string = ft2232_device_desc_A;
+ status = FT_OpenEx(openex_string, openex_flags, &ftdih);
+ if( status == FT_OK ){
+ // yea, the "alternate" method worked!
+ } else {
+ // drat, give the user a meaningfull message.
+ // telling the use we tried *BOTH* methods.
+ LOG_WARNING("Unable to open FTDI Device tried: '%s' and '%s'\n",
+ ft2232_device_desc,
+ ft2232_device_desc_A );
+ }
+ }
+ }
+
+ if ( status != FT_OK )
{
DWORD num_devices;
high_output = 0x00;
high_direction = 0x0c;
- /* turn red LED1 on, LED2 off */
+ /* turn red LED3 on, LED2 off */
high_output |= 0x08;
/* initialize high port */
}
+int sheevaplug_init(void)
+{
+ u8 buf[3];
+ u32 bytes_written;
+
+ low_output = 0x08;
+ low_direction = 0x1b;
+
+ /* initialize low byte for jtag */
+ buf[0] = 0x80; /* command "set data bits low byte" */
+ buf[1] = low_output; /* value (TMS=1,TCK=0, TDI=0, nOE=0) */
+ buf[2] = low_direction; /* dir (output=1), TCK/TDI/TMS=out, TDO=in */
+ 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 'sheevaplug' layout");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ nTRSTnOE = 0x1;
+ nTRST = 0x02;
+ nSRSTnOE = 0x4;
+ nSRST = 0x08;
+
+ high_output = 0x0;
+ high_direction = 0x0f;
+
+ /* nTRST is always push-pull */
+ high_output &= ~nTRSTnOE;
+ high_output |= nTRST;
+
+ /* nSRST is always open-drain */
+ 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; /* all outputs - xRST */
+ 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 'sheevaplug' layout");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ return ERROR_OK;
+}
+
void olimex_jtag_blink(void)
{
/* Olimex ARM-USB-OCD has a LED connected to ACBUS3
}
+void flyswatter_jtag_blink(void)
+{
+ /*
+ * Flyswatter has two LEDs connected to ACBUS2 and ACBUS3
+ */
+ high_output ^= 0x0c;
+
+ BUFFER_ADD = 0x82;
+ BUFFER_ADD = high_output;
+ BUFFER_ADD = high_direction;
+}
+
+
void turtle_jtag_blink(void)
{
/*
int ft2232_handle_device_desc_command(struct command_context_s* cmd_ctx, char* cmd, char** args, int argc)
{
+ char *cp;
+ char buf[200];
if (argc == 1)
{
ft2232_device_desc = strdup(args[0]);
+ cp = strchr( ft2232_device_desc, 0 );
+ // under Win32, the FTD2XX driver appends an "A" to the end
+ // of the description, this examines the given desc
+ // and creates the 'missing' _A or non_A variable.
+ if( (cp[-1] == 'A') && (cp[-2]==' ') ){
+ // it was, so make this the "A" version.
+ ft2232_device_desc_A = ft2232_device_desc;
+ // and *CREATE* the non-A version.
+ strcpy( buf, ft2232_device_desc );
+ cp = strchr( buf, 0 );
+ cp[-2] = 0;
+ ft2232_device_desc = strdup( buf );
+ } else {
+ // <space>A not defined
+ // so create it
+ sprintf( buf, "%s A", ft2232_device_desc );
+ ft2232_device_desc_A = strdup( buf );
+ }
}
else
{
Code Review / openocd.git / blobdiff