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- Added support for native MinGW builds (thanks to Spencer Oliver and Michael Fischer) - you still need to install GiveIO (not part of OpenOCD)

Browse Source 
- Added state-move support to ftd2xx and bitbang JTAG drivers (required for XScale, possibly useful for other targets, too)
- various fixes


git-svn-id: svn://svn.berlios.de/openocd/trunk@78 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
drath
2006-07-17 14:13:27 +00:00
parent 1960973baf
commit 82d2633b5f
48 changed files with 1432 additions and 579 deletions
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4
src/jtag/Makefile.am
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@@ -1,6 +1,10 @@
if FTD2XXDIR
if IS_MINGW
FTD2XXINC = -I@WITH_FTD2XX@
else
FTD2XXINC = -I@WITH_FTD2XX@/
endif
else
FTD2XXINC =
endif

3
src/jtag/amt_jtagaccel.c
View File

@@ -17,7 +17,10 @@
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "log.h"
#include "jtag.h"

41
src/jtag/bitbang.c
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@@ -17,6 +17,9 @@
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "bitbang.h"
@@ -65,6 +68,38 @@ void bitbang_state_move(void) {
cur_state = end_state;
}
void bitbang_path_move(pathmove_command_t *cmd)
{
int num_states = cmd->num_states;
int state_count;
state_count = 0;
while (num_states)
{
if (tap_transitions[cur_state].low == cmd->path[state_count])
{
bitbang_interface->write(0, 0, 0);
bitbang_interface->write(1, 0, 0);
}
else if (tap_transitions[cur_state].high == cmd->path[state_count])
{
bitbang_interface->write(0, 1, 0);
bitbang_interface->write(1, 1, 0);
}
else
{
ERROR("BUG: %s -> %s isn't a valid TAP transition", tap_state_strings[cur_state], tap_state_strings[cmd->path[state_count]]);
exit(-1);
}
cur_state = cmd->path[state_count];
state_count++;
num_states--;
}
end_state = cur_state;
}
void bitbang_runtest(int num_cycles)
{
int i;
@@ -187,6 +222,12 @@ int bitbang_execute_queue(void)
bitbang_end_state(cmd->cmd.statemove->end_state);
bitbang_state_move();
break;
case JTAG_PATHMOVE:
#ifdef _DEBUG_JTAG_IO_
DEBUG("pathmove: %i states, end in %i", cmd->cmd.pathmove->num_states, cmd->cmd.pathmove->path[cmd->cmd.pathmove->num_states - 1]);
#endif
bitbang_path_move(cmd->cmd.pathmove);
break;
case JTAG_SCAN:
#ifdef _DEBUG_JTAG_IO_
DEBUG("scan end in %i", cmd->cmd.scan->end_state);

3
src/jtag/ep93xx.c
View File

@@ -17,7 +17,10 @@
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "log.h"
#include "jtag.h"
#include "bitbang.h"

134
src/jtag/ftd2xx.c
View File

@@ -17,17 +17,23 @@
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#if IS_CYGWIN == 1
#include "windows.h"
#undef ERROR
#endif
#include "replacements.h"
/* project specific includes */
#include "log.h"
#include "types.h"
#include "jtag.h"
#include "configuration.h"
#include "time_support.h"
/* system includes */
#include <string.h>
@@ -222,6 +228,7 @@ int ftd2xx_send_and_recv(jtag_command_t *first, jtag_command_t *last)
#ifdef _DEBUG_USB_IO_
struct timeval start, inter, inter2, end;
struct timeval d_inter, d_inter2, d_end;
#endif
#ifdef _DEBUG_USB_COMMS_
@@ -272,9 +279,11 @@ int ftd2xx_send_and_recv(jtag_command_t *first, jtag_command_t *last)
#ifdef _DEBUG_USB_IO_
gettimeofday(&end, NULL);
INFO("inter: %i.%i, inter2: %i.%i end: %i.%i", inter.tv_sec - start.tv_sec, inter.tv_usec - start.tv_usec,
inter2.tv_sec - start.tv_sec, inter2.tv_usec - start.tv_usec,
end.tv_sec - start.tv_sec, end.tv_usec - start.tv_usec);
timeval_subtract(&d_inter, &inter, &start);
timeval_subtract(&d_inter2, &inter2, &start);
timeval_subtract(&d_end, &end, &start);
INFO("inter: %i.%i, inter2: %i.%i end: %i.%i", d_inter.tv_sec, d_inter.tv_usec, d_inter2.tv_sec, d_inter2.tv_usec, d_end.tv_sec, d_end.tv_usec);
#endif
@@ -324,6 +333,46 @@ int ftd2xx_send_and_recv(jtag_command_t *first, jtag_command_t *last)
return ERROR_OK;
}
void ftd2xx_add_pathmove(pathmove_command_t *cmd)
{
int num_states = cmd->num_states;
u8 tms_byte;
int state_count;
state_count = 0;
while (num_states)
{
tms_byte = 0x0;
int bit_count = 0;
/* command "Clock Data to TMS/CS Pin (no Read)" */
BUFFER_ADD = 0x4b;
/* number of states remaining */
BUFFER_ADD = (num_states % 7) - 1;
while (num_states % 7)
{
if (tap_transitions[cur_state].low == cmd->path[state_count])
buf_set_u32(&tms_byte, bit_count++, 1, 0x0);
else if (tap_transitions[cur_state].high == cmd->path[state_count])
buf_set_u32(&tms_byte, bit_count++, 1, 0x1);
else
{
ERROR("BUG: %s -> %s isn't a valid TAP transition", tap_state_strings[cur_state], tap_state_strings[cmd->path[state_count]]);
exit(-1);
}
cur_state = cmd->path[state_count];
state_count++;
num_states--;
}
BUFFER_ADD = tms_byte;
}
end_state = cur_state;
}
void ftd2xx_add_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size)
{
int num_bytes = (scan_size + 7) / 8;
@@ -331,23 +380,26 @@ void ftd2xx_add_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size
int cur_byte = 0;
int last_bit;
/* command "Clock Data to TMS/CS Pin (no Read)" */
BUFFER_ADD = 0x4b;
/* scan 7 bit */
BUFFER_ADD = 0x6;
/* TMS data bits */
if (ir_scan)
if ((!ir_scan && (cur_state != TAP_SD)) || (ir_scan && (cur_state != TAP_SI)))
{
BUFFER_ADD = TAP_MOVE(cur_state, TAP_SI);
cur_state = TAP_SI;
/* command "Clock Data to TMS/CS Pin (no Read)" */
BUFFER_ADD = 0x4b;
/* scan 7 bit */
BUFFER_ADD = 0x6;
/* TMS data bits */
if (ir_scan)
{
BUFFER_ADD = TAP_MOVE(cur_state, TAP_SI);
cur_state = TAP_SI;
}
else
{
BUFFER_ADD = TAP_MOVE(cur_state, TAP_SD);
cur_state = TAP_SD;
}
//DEBUG("added TMS scan (no read)");
}
else
{
BUFFER_ADD = TAP_MOVE(cur_state, TAP_SD);
cur_state = TAP_SD;
}
//DEBUG("added TMS scan (no read)");
/* add command for complete bytes */
if (num_bytes > 1)
{
@@ -370,7 +422,7 @@ void ftd2xx_add_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size
//DEBUG("added TDI bytes (i %i)", num_bytes);
}
BUFFER_ADD = (num_bytes-2) & 0xff;
BUFFER_ADD = (num_bytes >> 8) & 0xff;
BUFFER_ADD = ((num_bytes-2) >> 8) & 0xff;
}
if (type != SCAN_IN)
{
@@ -440,15 +492,23 @@ void ftd2xx_add_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size
int ftd2xx_predict_scan_out(int scan_size, enum scan_type type)
{
int predicted_size = 6;
int predicted_size = 3;
if (cur_state != TAP_SD)
predicted_size += 3;
if (type == SCAN_IN) /* only from device to host */
{
/* complete bytes */
predicted_size += (CEIL(scan_size, 8) > 1) ? 3 : 0;
/* remaining bits - 1 (up to 7) */
predicted_size += ((scan_size - 1) % 8) ? 2 : 0;
}
else /* host to device, or bidirectional */
{
/* complete bytes */
predicted_size += (CEIL(scan_size, 8) > 1) ? (CEIL(scan_size, 8) + 3 - 1) : 0;
/* remaining bits -1 (up to 7) */
predicted_size += ((scan_size - 1) % 8) ? 3 : 0;
}
@@ -588,7 +648,10 @@ int ftd2xx_execute_queue()
layout->reset(cmd->cmd.reset->trst, cmd->cmd.reset->srst);
require_send = 1;
#ifdef _DEBUG_JTAG_IO_
DEBUG("trst: %i, srst: %i", cmd->cmd.reset->trst, cmd->cmd.reset->srst);
#endif
break;
case JTAG_RUNTEST:
/* only send the maximum buffer size that FT2232C can handle */
@@ -644,6 +707,9 @@ int ftd2xx_execute_queue()
//DEBUG("added TMS scan (no read)");
}
require_send = 1;
#ifdef _DEBUG_JTAG_IO_
DEBUG("runtest: %i, end in %i", cmd->cmd.runtest->num_cycles, end_state);
#endif
break;
case JTAG_STATEMOVE:
/* only send the maximum buffer size that FT2232C can handle */
@@ -665,6 +731,24 @@ int ftd2xx_execute_queue()
//DEBUG("added TMS scan (no read)");
cur_state = end_state;
require_send = 1;
#ifdef _DEBUG_JTAG_IO_
DEBUG("statemove: %i", end_state);
#endif
break;
case JTAG_PATHMOVE:
/* only send the maximum buffer size that FT2232C can handle */
predicted_size = 3 * CEIL(cmd->cmd.pathmove->num_states, 7);
if (ftd2xx_buffer_size + predicted_size + 1 > FTD2XX_BUFFER_SIZE)
{
ftd2xx_send_and_recv(first_unsent, cmd);
require_send = 0;
first_unsent = cmd;
}
ftd2xx_add_pathmove(cmd->cmd.pathmove);
require_send = 1;
#ifdef _DEBUG_JTAG_IO_
DEBUG("pathmove: %i states, end in %i", cmd->cmd.pathmove->num_states, cmd->cmd.pathmove->path[cmd->cmd.pathmove->num_states - 1]);
#endif
break;
case JTAG_SCAN:
scan_size = jtag_build_buffer(cmd->cmd.scan, &buffer);
@@ -685,11 +769,17 @@ int ftd2xx_execute_queue()
require_send = 1;
if (buffer)
free(buffer);
#ifdef _DEBUG_JTAG_IO_
DEBUG("%s scan, %i bit, end in %i", (cmd->cmd.scan->ir_scan) ? "IR" : "DR", scan_size, end_state);
#endif
break;
case JTAG_SLEEP:
ftd2xx_send_and_recv(first_unsent, cmd);
first_unsent = cmd->next;
jtag_sleep(cmd->cmd.sleep->us);
#ifdef _DEBUG_JTAG_IO_
DEBUG("sleep %i usec", cmd->cmd.sleep->us);
#endif
break;
default:
ERROR("BUG: unknown JTAG command type encountered");
@@ -740,7 +830,7 @@ int ftd2xx_init(void)
ftd2xx_device_desc = "Dual RS232";
}
#if IS_CYGWIN != 1
#if IS_WIN32 == 0
/* Add JTAGkey Vid/Pid to the linux driver */
if ((status = FT_SetVIDPID(ftd2xx_vid, ftd2xx_pid)) != FT_OK)
{

3
src/jtag/ftdi2232.c
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@@ -17,6 +17,9 @@
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
/* project specific includes */
#include "log.h"

5
src/jtag/jtag.c
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@@ -17,7 +17,12 @@
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "replacements.h"
#include "jtag.h"
#include "command.h"

61
src/jtag/parport.c
View File

@@ -17,22 +17,34 @@
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#include "log.h"
#endif
#include "replacements.h"
#include "jtag.h"
#include "bitbang.h"
/* system includes */
// -ino: 060521-1036
#ifdef __FreeBSD__
#include <sys/types.h>
#include <machine/sysarch.h>
#include <machine/cpufunc.h>
#define ioperm(startport,length,enable)\
i386_set_ioperm((startport), (length), (enable))
#else
#ifndef _WIN32
#include <sys/io.h>
#endif
#else
#include "errno.h"
#endif /* _WIN32 */
#endif /* __FreeBSD__ */
#include <string.h>
#include <stdlib.h>
@@ -45,6 +57,16 @@
#include <sys/ioctl.h>
#endif
#if PARPORT_USE_GIVEIO == 1
#if IS_CYGWIN == 1
#include <windows.h>
#include <errno.h>
#undef ERROR
#endif
#endif
#include "log.h"
/* parallel port cable description
*/
typedef struct cable_s
@@ -221,6 +243,32 @@ int parport_register_commands(struct command_context_s *cmd_ctx)
return ERROR_OK;
}
#if PARPORT_USE_GIVEIO == 1
int parport_get_giveio_access()
{
HANDLE h;
OSVERSIONINFO version;
version.dwOSVersionInfoSize = sizeof version;
if (!GetVersionEx( &version )) {
errno = EINVAL;
return -1;
}
if (version.dwPlatformId != VER_PLATFORM_WIN32_NT)
return 0;
h = CreateFile( "\\\\.\\giveio", GENERIC_READ, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL );
if (h == INVALID_HANDLE_VALUE) {
errno = ENODEV;
return -1;
}
CloseHandle( h );
return 0;
}
#endif
int parport_init(void)
{
cable_t *cur_cable;
@@ -303,11 +351,16 @@ int parport_init(void)
dataport = parport_port;
statusport = parport_port + 1;
if (ioperm(dataport, 3, 1) != 0) {
#if PARPORT_USE_GIVEIO == 1
if (parport_get_giveio_access() != 0)
#else /* PARPORT_USE_GIVEIO */
if (ioperm(dataport, 3, 1) != 0)
#endif /* PARPORT_USE_GIVEIO */
{
ERROR("missing privileges for direct i/o");
return ERROR_JTAG_INIT_FAILED;
}
#endif
#endif /* PARPORT_USE_PPDEV */
parport_reset(0, 0);
parport_write(0, 0, 0);