* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
- * along with this program; if not, write to the *
- * Free Software Foundation, Inc., *
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
+ * along with this program. If not, see <http://www.gnu.org/licenses/>. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
/* parallel port cable description
*/
struct cable {
- char *name;
+ const char *name;
uint8_t TDO_MASK; /* status port bit containing current TDO value */
uint8_t TRST_MASK; /* data port bit for TRST */
uint8_t TMS_MASK; /* data port bit for TMS */
uint8_t LED_MASK; /* data port bit for LED */
};
-static struct cable cables[] = {
+static const struct cable cables[] = {
/* name tdo trst tms tck tdi srst o_inv i_inv init exit led */
{ "wiggler", 0x80, 0x10, 0x02, 0x04, 0x08, 0x01, 0x01, 0x80, 0x80, 0x80, 0x00 },
{ "wiggler2", 0x80, 0x10, 0x02, 0x04, 0x08, 0x01, 0x01, 0x80, 0x80, 0x00, 0x20 },
SOFT TDI - Target SRST
*/
{ "altium", 0x10, 0x20, 0x04, 0x02, 0x01, 0x80, 0x00, 0x00, 0x10, 0x00, 0x08 },
+ { "aspo", 0x10, 0x01, 0x04, 0x08, 0x02, 0x10, 0x17, 0x00, 0x17, 0x17, 0x00 },
{ NULL, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
};
/* interface variables
*/
-static struct cable *cable;
+static const struct cable *cable;
static uint8_t dataport_value;
#if PARPORT_USE_PPDEV == 1
static unsigned long statusport;
#endif
-static int parport_read(void)
+static bb_value_t parport_read(void)
{
int data = 0;
#endif
if ((data ^ cable->INPUT_INVERT) & cable->TDO_MASK)
- return 1;
+ return BB_HIGH;
else
- return 0;
+ return BB_LOW;
}
static inline void parport_write_data(void)
#endif
}
-static void parport_write(int tck, int tms, int tdi)
+static int parport_write(int tck, int tms, int tdi)
{
int i = wait_states + 1;
while (i-- > 0)
parport_write_data();
+
+ return ERROR_OK;
}
/* (1) assert or (0) deassert reset lines */
-static void parport_reset(int trst, int srst)
+static int parport_reset(int trst, int srst)
{
LOG_DEBUG("trst: %i, srst: %i", trst, srst);
dataport_value &= ~cable->SRST_MASK;
parport_write_data();
+
+ return ERROR_OK;
}
/* turn LED on parport adapter on (1) or off (0) */
-static void parport_led(int on)
+static int parport_led(int on)
{
if (on)
dataport_value |= cable->LED_MASK;
dataport_value &= ~cable->LED_MASK;
parport_write_data();
+
+ return ERROR_OK;
}
static int parport_speed(int speed)
static struct bitbang_interface parport_bitbang = {
.read = &parport_read,
.write = &parport_write,
- .reset = &parport_reset,
.blink = &parport_led,
};
static int parport_init(void)
{
- struct cable *cur_cable;
+ const struct cable *cur_cable;
#if PARPORT_USE_PPDEV == 1
char buffer[256];
#endif
#endif /* PARPORT_USE_PPDEV */
- parport_reset(0, 0);
- parport_write(0, 0, 0);
- parport_led(1);
+ if (parport_reset(0, 0) != ERROR_OK)
+ return ERROR_FAIL;
+ if (parport_write(0, 0, 0) != ERROR_OK)
+ return ERROR_FAIL;
+ if (parport_led(1) != ERROR_OK)
+ return ERROR_FAIL;
bitbang_interface = &parport_bitbang;
static int parport_quit(void)
{
- parport_led(0);
+ if (parport_led(0) != ERROR_OK)
+ return ERROR_FAIL;
if (parport_exit) {
dataport_value = cable->PORT_EXIT;
}
}
- command_print(CMD_CTX, "parport port = 0x%" PRIx16 "", parport_port);
+ command_print(CMD, "parport port = 0x%" PRIx16 "", parport_port);
return ERROR_OK;
}
}
}
- command_print(CMD_CTX, "parport toggling time = %" PRIu32 " ns",
+ command_print(CMD, "parport toggling time = %" PRIu32 " ns",
parport_toggling_time_ns);
return ERROR_OK;
COMMAND_REGISTRATION_DONE
};
-struct jtag_interface parport_interface = {
- .name = "parport",
+static struct jtag_interface parport_interface = {
.supported = DEBUG_CAP_TMS_SEQ,
+ .execute_queue = bitbang_execute_queue,
+};
+
+struct adapter_driver parport_adapter_driver = {
+ .name = "parport",
+ .transports = jtag_only,
.commands = parport_command_handlers,
.init = parport_init,
.quit = parport_quit,
+ .reset = parport_reset,
+ .speed = parport_speed,
.khz = parport_khz,
.speed_div = parport_speed_div,
- .speed = parport_speed,
- .execute_queue = bitbang_execute_queue,
+
+ .jtag_ops = &parport_interface,
};