SRST signals on external connector
@item comstick
Hitex STR9 comstick
+@item stm32stick
+Hitex STM32 Performance Stick
@end itemize
@item @b{ft2232_vid_pid} <@var{vid}> <@var{pid}>
flash bank str9x 0x00000000 0x00080000 0 0 0
@end smallexample
+@section STR912 comstick
+@cindex STR912 comstick Script
+The following script was used with a Hitex STR9 Comstick:
+@smallexample
+#daemon configuration
+telnet_port 4444
+gdb_port 3333
+
+#interface
+interface ft2232
+ft2232_device_desc "STR9-comStick A"
+ft2232_layout comstick
+jtag_speed 1
+
+jtag_nsrst_delay 100
+jtag_ntrst_delay 100
+
+#use combined on interfaces or targets that can't set TRST/SRST separately
+reset_config trst_and_srst
+
+#jtag scan chain
+#format L IRC IRCM IDCODE (Length, IR Capture, IR Capture Mask, IDCODE)
+jtag_device 8 0x1 0x1 0xfe
+jtag_device 4 0x1 0xf 0xe
+jtag_device 5 0x1 0x1 0x1e
+
+#target configuration
+daemon_startup reset
+
+#target <type> <startup mode>
+#target arm966e <endianness> <reset mode> <chainpos> <variant>
+target arm966e little reset_halt 1 arm966e
+run_and_halt_time 0 30
+
+working_area 0 0x50000000 16384 nobackup
+
+#flash bank <driver> <base> <size> <chip_width> <bus_width>
+flash bank str9x 0x00000000 0x00080000 0 0 0
+@end smallexample
+
@section STM32x Script
@cindex STM32x Script
The following script was used with an Amontec JTAGkey and a STM32x cpu:
ft2232_device_desc "Amontec JTAGkey A"
ft2232_layout jtagkey
jtag_speed 10
+
+jtag_nsrst_delay 100
+jtag_ntrst_delay 100
+
+#use combined on interfaces or targets that can't set TRST/SRST separately
+reset_config trst_and_srst
+
+#jtag scan chain
+#format L IRC IRCM IDCODE (Length, IR Capture, IR Capture Mask, IDCODE)
+jtag_device 4 0x1 0xf 0xe
+jtag_device 5 0x1 0x1 0x1e
+
+#target configuration
+daemon_startup reset
+
+#target <type> <startup mode>
+#target cortex_m3 <endianness> <reset mode> <chainpos> <variant>
+target cortex_m3 little run_and_halt 0
+run_and_halt_time 0 30
+
+working_area 0 0x20000000 16384 nobackup
+
+#flash bank <driver> <base> <size> <chip_width> <bus_width>
+flash bank stm32x 0x08000000 0x00010000 0 0 0
+@end smallexample
+
+@section STM32x Performance Stick
+@cindex STM32x Performance Stick Script
+The following script was used with the Hitex STM32 Performance Stick
+@smallexample
+#daemon configuration
+telnet_port 4444
+gdb_port 3333
+#interface
+interface ft2232
+ft2232_device_desc "STM32-PerformanceStick A"
+ft2232_layout stm32stick
+jtag_speed 10
+
+jtag_nsrst_delay 100
+jtag_ntrst_delay 100
+
#use combined on interfaces or targets that can't set TRST/SRST separately
reset_config trst_and_srst
#format L IRC IRCM IDCODE (Length, IR Capture, IR Capture Mask, IDCODE)
jtag_device 4 0x1 0xf 0xe
jtag_device 5 0x1 0x1 0x1e
+jtag_device 4 0x1 0xf 0xe
#target configuration
daemon_startup reset
int flyswatter_init(void);
int turtle_init(void);
int comstick_init(void);
+int stm32stick_init(void);
/* reset procedures for supported layouts */
void usbjtag_reset(int trst, int srst);
void flyswatter_reset(int trst, int srst);
void turtle_reset(int trst, int srst);
void comstick_reset(int trst, int srst);
+void stm32stick_reset(int trst, int srst);
/* blink procedures for layouts that support a blinking led */
void olimex_jtag_blink(void);
{"flyswatter", flyswatter_init, flyswatter_reset, NULL},
{"turtelizer2", turtle_init, turtle_reset, turtle_jtag_blink},
{"comstick", comstick_init, comstick_reset, NULL},
+ {"stm32stick", stm32stick_init, stm32stick_reset, NULL},
{NULL, NULL, NULL},
};
DEBUG("trst: %i, srst: %i, high_output: 0x%2.2x, high_direction: 0x%2.2x", trst, srst, high_output, high_direction);
}
+void stm32stick_reset(int trst, int srst)
+{
+ if (trst == 1)
+ {
+ cur_state = TAP_TLR;
+ high_output &= ~nTRST;
+ }
+ else if (trst == 0)
+ {
+ high_output |= nTRST;
+ }
+
+ if (srst == 1)
+ {
+ low_output &= ~nSRST;
+ }
+ else if (srst == 0)
+ {
+ low_output |= nSRST;
+ }
+
+ /* command "set data bits low byte" */
+ BUFFER_ADD = 0x80;
+ BUFFER_ADD = low_output;
+ BUFFER_ADD = low_direction;
+
+ /* command "set data bits high byte" */
+ BUFFER_ADD = 0x82;
+ BUFFER_ADD = high_output;
+ BUFFER_ADD = high_direction;
+ 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_OK;
}
+int stm32stick_init(void)
+{
+ u8 buf[3];
+ u32 bytes_written;
+
+ low_output = 0x88;
+ low_direction = 0x8b;
+
+ /* 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, nOE=out */
+ 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))
+ {
+ ERROR("couldn't initialize FT2232 with 'stm32stick' layout");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ nTRST = 0x01;
+ nTRSTnOE = 0x00; /* no output enable for nTRST */
+ nSRST = 0x80;
+ nSRSTnOE = 0x00; /* no output enable for nSRST */
+
+ high_output = 0x01;
+ high_direction = 0x03;
+
+ /* initialize high port */
+ buf[0] = 0x82; /* command "set data bits high byte" */
+ buf[1] = high_output;
+ buf[2] = high_direction;
+ 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))
+ {
+ ERROR("couldn't initialize FT2232 with 'stm32stick' layout");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ return ERROR_OK;
+}
+
void olimex_jtag_blink(void)
{
/* Olimex ARM-USB-OCD has a LED connected to ACBUS3