* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
+
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <jtag/interface.h>
#include <jtag/commands.h>
-
#if 1
#define _DEBUG_GW16012_IO_
#endif
#include <machine/sysarch.h>
#include <machine/cpufunc.h>
-#define ioperm(startport,length,enable)\
- i386_set_ioperm((startport), (length), (enable))
+#define ioperm(startport, length, enable) \
+ 386_set_ioperm((startport), (length), (enable))
#else
#endif /* __FreeBSD__, __FreeBSD_kernel__ */
-
#if PARPORT_USE_PPDEV == 1
#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
#include <dev/ppbus/ppi.h>
#include <windows.h>
#endif
-
/* configuration */
uint16_t gw16012_port;
/* interface variables
*/
-static uint8_t gw16012_msb = 0x0;
-static uint8_t gw16012_control_value = 0x0;
+static uint8_t gw16012_msb;
+static uint8_t gw16012_control_value;
#if PARPORT_USE_PPDEV == 1
static int device_handle;
static void gw16012_control(uint8_t value)
{
- if (value != gw16012_control_value)
- {
+ if (value != gw16012_control_value) {
gw16012_control_value = value;
#ifdef _DEBUG_GW16012_IO_
{
if (tap_is_state_stable(state))
tap_set_end_state(state);
- else
- {
+ else {
LOG_ERROR("BUG: %i is not a valid end state", state);
exit(-1);
}
gw16012_control(0x0); /* single-bit mode */
- for (i = 0; i < tms_count; i++)
- {
+ for (i = 0; i < tms_count; i++) {
tms = (tms_scan >> i) & 1;
gw16012_data(tms << 1); /* output next TMS bit */
}
int state_count;
state_count = 0;
- while (num_states)
- {
+ while (num_states) {
gw16012_control(0x0); /* single-bit mode */
if (tap_state_transition(tap_get_state(), false) == cmd->path[state_count])
- {
gw16012_data(0x0); /* TCK cycle with TMS low */
- }
else if (tap_state_transition(tap_get_state(), true) == cmd->path[state_count])
- {
gw16012_data(0x2); /* TCK cycle with TMS high */
- }
- else
- {
- LOG_ERROR("BUG: %s -> %s isn't a valid TAP transition", tap_state_name(tap_get_state()), tap_state_name(cmd->path[state_count]));
+ else {
+ LOG_ERROR("BUG: %s -> %s isn't a valid TAP transition",
+ tap_state_name(tap_get_state()), tap_state_name(cmd->path[state_count]));
exit(-1);
}
int i;
/* only do a state_move when we're not already in IDLE */
- if (tap_get_state() != TAP_IDLE)
- {
+ if (tap_get_state() != TAP_IDLE) {
gw16012_end_state(TAP_IDLE);
gw16012_state_move();
}
- for (i = 0; i < num_cycles; i++)
- {
+ for (i = 0; i < num_cycles; i++) {
gw16012_control(0x0); /* single-bit mode */
gw16012_data(0x0); /* TMS cycle with TMS low */
}
uint8_t scan_out, scan_in;
/* only if we're not already in the correct Shift state */
- if (!((!ir_scan && (tap_get_state() == TAP_DRSHIFT)) || (ir_scan && (tap_get_state() == TAP_IRSHIFT))))
- {
+ if (!((!ir_scan && (tap_get_state() == TAP_DRSHIFT)) ||
+ (ir_scan && (tap_get_state() == TAP_IRSHIFT)))) {
if (ir_scan)
gw16012_end_state(TAP_IRSHIFT);
else
gw16012_end_state(saved_end_state);
}
- while (type == SCAN_OUT && ((bits_left - 1) > 7))
- {
+ while (type == SCAN_OUT && ((bits_left - 1) > 7)) {
gw16012_control(0x2); /* seven-bit mode */
scan_out = buf_get_u32(buffer, bit_count, 7);
gw16012_data(scan_out);
}
gw16012_control(0x0); /* single-bit mode */
- while (bits_left-- > 0)
- {
+ while (bits_left-- > 0) {
uint8_t tms = 0;
scan_out = buf_get_u32(buffer, bit_count, 1);
- if (bits_left == 0) /* last bit */
- {
+ if (bits_left == 0) /* last bit */ {
if ((ir_scan && (tap_get_end_state() == TAP_IRSHIFT))
|| (!ir_scan && (tap_get_end_state() == TAP_DRSHIFT)))
- {
tms = 0;
- }
else
- {
tms = 2;
- }
}
gw16012_data(scan_out | tms);
- if (type != SCAN_OUT)
- {
+ if (type != SCAN_OUT) {
gw16012_input(&scan_in);
buf_set_u32(buffer, bit_count, 1, ((scan_in & 0x08) >> 3));
}
}
if (!((ir_scan && (tap_get_end_state() == TAP_IRSHIFT)) ||
- (!ir_scan && (tap_get_end_state() == TAP_DRSHIFT))))
- {
+ (!ir_scan && (tap_get_end_state() == TAP_DRSHIFT)))) {
gw16012_data(0x0);
if (ir_scan)
tap_set_state(TAP_IRPAUSE);
*/
retval = ERROR_OK;
- while (cmd)
- {
- switch (cmd->type)
- {
+ while (cmd) {
+ switch (cmd->type) {
case JTAG_RESET:
#ifdef _DEBUG_JTAG_IO_
LOG_DEBUG("reset trst: %i srst %i", cmd->cmd.reset->trst, cmd->cmd.reset->srst);
#endif
if (cmd->cmd.reset->trst == 1)
- {
tap_set_state(TAP_RESET);
- }
gw16012_reset(cmd->cmd.reset->trst, cmd->cmd.reset->srst);
break;
case JTAG_RUNTEST:
#ifdef _DEBUG_JTAG_IO_
- LOG_DEBUG("runtest %i cycles, end in %i", cmd->cmd.runtest->num_cycles, cmd->cmd.runtest->end_state);
+ LOG_DEBUG("runtest %i cycles, end in %i", cmd->cmd.runtest->num_cycles,
+ cmd->cmd.runtest->end_state);
#endif
gw16012_end_state(cmd->cmd.runtest->end_state);
gw16012_runtest(cmd->cmd.runtest->num_cycles);
break;
case JTAG_PATHMOVE:
#ifdef _DEBUG_JTAG_IO_
- LOG_DEBUG("pathmove: %i states, end in %i", cmd->cmd.pathmove->num_states, cmd->cmd.pathmove->path[cmd->cmd.pathmove->num_states - 1]);
+ LOG_DEBUG("pathmove: %i states, end in %i", cmd->cmd.pathmove->num_states,
+ cmd->cmd.pathmove->path[cmd->cmd.pathmove->num_states - 1]);
#endif
gw16012_path_move(cmd->cmd.pathmove);
break;
if (version.dwPlatformId != VER_PLATFORM_WIN32_NT)
return 0;
- h = CreateFile("\\\\.\\giveio", GENERIC_READ, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
+ h = CreateFile("\\\\.\\giveio", GENERIC_READ, 0, NULL, OPEN_EXISTING,
+ FILE_ATTRIBUTE_NORMAL, NULL);
if (h == INVALID_HANDLE_VALUE) {
errno = ENODEV;
return -1;
{
int temp = 0;
temp = ioctl(device_handle, PPCLAIM);
- if (temp < 0)
- {
+ if (temp < 0) {
LOG_ERROR("cannot claim device");
return ERROR_JTAG_INIT_FAILED;
}
temp = PARPORT_MODE_COMPAT;
temp = ioctl(device_handle, PPSETMODE, &temp);
- if (temp < 0)
- {
+ if (temp < 0) {
LOG_ERROR(" cannot set compatible mode to device");
return ERROR_JTAG_INIT_FAILED;
}
temp = IEEE1284_MODE_COMPAT;
temp = ioctl(device_handle, PPNEGOT, &temp);
- if (temp < 0)
- {
+ if (temp < 0) {
LOG_ERROR("cannot set compatible 1284 mode to device");
return ERROR_JTAG_INIT_FAILED;
}
return ERROR_OK;
}
-#endif // defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
+#endif /* defined(__FreeBSD__) || defined(__FreeBSD_kernel__) */
static int gw16012_init_device(void)
{
const char *device_name = GW16012_PPDEV_NAME;
char buffer[256];
- if (device_handle > 0)
- {
+ if (device_handle > 0) {
LOG_ERROR("device is already opened");
return ERROR_JTAG_INIT_FAILED;
}
LOG_DEBUG("opening %s...", buffer);
device_handle = open(buffer, O_WRONLY);
- if (device_handle < 0)
- {
+ if (device_handle < 0) {
LOG_ERROR("cannot open device. check it exists and that user read and write rights are set");
return ERROR_JTAG_INIT_FAILED;
}
return ERROR_OK;
}
-#else // PARPORT_USE_PPDEV
+#else /* PARPORT_USE_PPDEV */
static int gw16012_init_device(void)
{
- if (gw16012_port == 0)
- {
+ if (gw16012_port == 0) {
gw16012_port = 0x378;
LOG_WARNING("No gw16012 port specified, using default '0x378' (LPT1)");
}
LOG_DEBUG("requesting privileges for parallel port 0x%lx...", (long unsigned)(gw16012_port));
#if PARPORT_USE_GIVEIO == 1
- if (gw16012_get_giveio_access() != 0)
+ if (gw16012_get_giveio_access() != 0) {
#else /* PARPORT_USE_GIVEIO */
- if (ioperm(gw16012_port, 3, 1) != 0)
+ if (ioperm(gw16012_port, 3, 1) != 0) {
#endif /* PARPORT_USE_GIVEIO */
- {
LOG_ERROR("missing privileges for direct i/o");
return ERROR_JTAG_INIT_FAILED;
}
return ERROR_OK;
}
-#endif // PARPORT_USE_PPDEV
+#endif /* PARPORT_USE_PPDEV */
static int gw16012_init(void)
{
gw16012_input(&status_port);
gw16012_msb = (status_port & 0x80) ^ 0x80;
- gw16012_speed(jtag_get_speed());
gw16012_reset(0, 0);
return ERROR_OK;
COMMAND_HANDLER(gw16012_handle_parport_port_command)
{
- if (CMD_ARGC == 1)
- {
+ if (CMD_ARGC == 1) {
/* only if the port wasn't overwritten by cmdline */
if (gw16012_port == 0)
- {
COMMAND_PARSE_NUMBER(u16, CMD_ARGV[0], gw16012_port);
- }
- else
- {
+ else {
LOG_ERROR("The parport port was already configured!");
return ERROR_FAIL;
}
projects / fw / openocd / blobdiff