#endif
/* max TCK for the high speed devices 30000 kHz */
-#define FTDI_2232H_4232H_MAX_TCK 30000
+#define FTDI_x232H_MAX_TCK 30000
/* max TCK for the full speed devices 6000 kHz */
#define FTDI_2232C_MAX_TCK 6000
/* this speed value tells that RTCK is requested */
#ifndef BUILD_FT2232_HIGHSPEED
#if BUILD_FT2232_FTD2XX == 1
- enum { FT_DEVICE_2232H = 6, FT_DEVICE_4232H };
+ enum { FT_DEVICE_2232H = 6, FT_DEVICE_4232H, FT_DEVICE_232H };
#elif BUILD_FT2232_LIBFTDI == 1
- enum { TYPE_2232H = 4, TYPE_4232H = 5 };
+ enum ftdi_chip_type { TYPE_2232H = 4, TYPE_4232H = 5, TYPE_232H = 6 };
#endif
#endif
static char *ft2232_serial;
static uint8_t ft2232_latency = 2;
static unsigned ft2232_max_tck = FTDI_2232C_MAX_TCK;
+static int ft2232_channel = INTERFACE_ANY;
#define MAX_USB_IDS 8
/* vid = pid = 0 marks the end of the list */
static int lisa_l_init(void);
static int flossjtag_init(void);
static int xds100v2_init(void);
+static int digilent_hs1_init(void);
/* reset procedures for supported layouts */
static void ftx23_reset(int trst, int srst);
static void ktlink_reset(int trst, int srst);
static void redbee_reset(int trst, int srst);
static void xds100v2_reset(int trst, int srst);
+static void digilent_hs1_reset(int trst, int srst);
/* blink procedures for layouts that support a blinking led */
static void olimex_jtag_blink(void);
.init = xds100v2_init,
.reset = xds100v2_reset,
},
+ { .name = "digilent-hs1",
+ .init = digilent_hs1_init,
+ .reset = digilent_hs1_reset,
+ .channel = INTERFACE_A,
+ },
{ .name = NULL, /* END OF TABLE */ },
};
static bool ft2232_device_is_highspeed(void)
{
#if BUILD_FT2232_FTD2XX == 1
- return (ftdi_device == FT_DEVICE_2232H) || (ftdi_device == FT_DEVICE_4232H);
+ return (ftdi_device == FT_DEVICE_2232H) || (ftdi_device == FT_DEVICE_4232H)
+ #ifdef HAS_ENUM_FT232H
+ || (ftdi_device == FT_DEVICE_232H)
+ #endif
+ ;
#elif BUILD_FT2232_LIBFTDI == 1
- return (ftdi_device == TYPE_2232H || ftdi_device == TYPE_4232H);
+ return (ftdi_device == TYPE_2232H || ftdi_device == TYPE_4232H
+ #ifdef HAS_ENUM_FT232H
+ || ftdi_device == TYPE_232H
+ #endif
+ );
#endif
}
/*
- * Commands that only apply to the FT2232H and FT4232H devices.
+ * Commands that only apply to the highspeed FTx232H devices (FT2232H, FT4232H, FT232H).
* See chapter 6 in http://www.ftdichip.com/Documents/AppNotes/
* AN_108_Command_Processor_for_MPSSE_and_MCU_Host_Bus_Emulation_Modes.pdf
*/
-static int ft2232h_ft4232h_adaptive_clocking(bool enable)
+static int ftx232h_adaptive_clocking(bool enable)
{
uint8_t buf = enable ? 0x96 : 0x97;
LOG_DEBUG("%2.2x", buf);
* This result in a JTAG clock speed range of 91.553Hz-6MHz
* respective 457.763Hz-30MHz.
*/
-static int ft2232h_ft4232h_clk_divide_by_5(bool enable)
+static int ftx232h_clk_divide_by_5(bool enable)
{
uint32_t bytes_written;
uint8_t buf = enable ? 0x8b : 0x8a;
, enable ? "enable" : "disable");
return ERROR_JTAG_INIT_FAILED;
}
- ft2232_max_tck = enable ? FTDI_2232C_MAX_TCK : FTDI_2232H_4232H_MAX_TCK;
+ ft2232_max_tck = enable ? FTDI_2232C_MAX_TCK : FTDI_x232H_MAX_TCK;
LOG_INFO("max TCK change to: %u kHz", ft2232_max_tck);
return ERROR_OK;
retval = ERROR_OK;
bool enable_adaptive_clocking = (RTCK_SPEED == speed);
if (ft2232_device_is_highspeed())
- retval = ft2232h_ft4232h_adaptive_clocking(enable_adaptive_clocking);
+ retval = ftx232h_adaptive_clocking(enable_adaptive_clocking);
else if (enable_adaptive_clocking) {
LOG_ERROR("ft2232 device %lu does not support RTCK"
, (long unsigned int)ftdi_device);
/* LOG_DEBUG("added TDI bits (i %i)", bits_left - 1); */
}
buffer_write(0x0);
- buffer_write(last_bit);
+ if (type != SCAN_IN)
+ buffer_write(last_bit);
} else {
int tms_bits;
int tms_count;
int retval;
int thisrun_read = 0;
+ if (!receive_buffer) {
+ LOG_ERROR("failed to allocate memory");
+ exit(-1);
+ }
+
if (cmd->ir_scan) {
LOG_ERROR("BUG: large IR scans are not supported");
exit(-1);
(int)bytes_read);
}
+ free(receive_buffer);
+
return ERROR_OK;
}
return ERROR_JTAG_INIT_FAILED;
} else {
static const char *type_str[] = {
- "BM", "AM", "100AX", "UNKNOWN", "2232C", "232R", "2232H", "4232H"
+ "BM", "AM", "100AX", "UNKNOWN", "2232C", "232R", "2232H", "4232H", "232H"
};
unsigned no_of_known_types = ARRAY_SIZE(type_str) - 1;
unsigned type_index = ((unsigned)ftdi_device <= no_of_known_types)
ftdi_device = ftdic.type;
static const char *type_str[] = {
- "AM", "BM", "2232C", "R", "2232H", "4232H", "Unknown"
+ "AM", "BM", "2232C", "R", "2232H", "4232H", "232H", "Unknown"
};
unsigned no_of_known_types = ARRAY_SIZE(type_str) - 1;
unsigned type_index = ((unsigned)ftdi_device < no_of_known_types)
more, &try_more);
#elif BUILD_FT2232_LIBFTDI == 1
retval = ft2232_init_libftdi(ft2232_vid[i], ft2232_pid[i],
- more, &try_more, layout->channel);
+ more, &try_more, ft2232_channel);
#endif
if (retval >= 0)
break;
#endif
#endif
/* make sure the legacy mode is disabled */
- if (ft2232h_ft4232h_clk_divide_by_5(false) != ERROR_OK)
+ if (ftx232h_clk_divide_by_5(false) != ERROR_OK)
return ERROR_JTAG_INIT_FAILED;
}
for (const struct ft2232_layout *l = ft2232_layouts; l->name; l++) {
if (strcmp(l->name, CMD_ARGV[0]) == 0) {
layout = l;
+ ft2232_channel = l->channel;
return ERROR_OK;
}
}
return ERROR_OK;
}
+COMMAND_HANDLER(ft2232_handle_channel_command)
+{
+ if (CMD_ARGC == 1) {
+ ft2232_channel = atoi(CMD_ARGV[0]);
+ if (ft2232_channel < 0 || ft2232_channel > 4)
+ LOG_ERROR("ft2232_channel must be in the 0 to 4 range");
+ } else
+ LOG_ERROR("expected exactly one argument to ft2232_channel <ch>");
+
+ return ERROR_OK;
+}
+
static int ft2232_stableclocks(int num_cycles, struct jtag_command *cmd)
{
int retval = 0;
buffer_write(high_direction);
}
+/********************************************************************
+ * Support for Digilent HS-1
+ * JTAG adapter from Digilent
+ * http://www.digilent.com
+ * Author: Stephane Bonnet bonnetst@hds.utc.fr
+ *******************************************************************/
+
+static int digilent_hs1_init(void)
+{
+ /* the adapter only supports the base JTAG signals, no nTRST
+ nor nSRST */
+ low_output = 0x88;
+ low_direction = 0x8b;
+
+ /* initialize low byte for jtag */
+ if (ft2232_set_data_bits_low_byte(low_output, low_direction) != ERROR_OK) {
+ LOG_ERROR("couldn't initialize FT2232 with 'digilent_hs1' layout");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+ return ERROR_OK;
+}
+
+static void digilent_hs1_reset(int trst, int srst)
+{
+ /* Dummy function, no reset signals supported. */
+}
+
static const struct command_registration ft2232_command_handlers[] = {
{
.name = "ft2232_device_desc",
.help = "set the FT2232 latency timer to a new value",
.usage = "value",
},
+ {
+ .name = "ft2232_channel",
+ .handler = &ft2232_handle_channel_command,
+ .mode = COMMAND_CONFIG,
+ .help = "set the FT2232 channel to a new value",
+ .usage = "value",
+ },
COMMAND_REGISTRATION_DONE
};