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authoroharboe <oharboe@b42882b7-edfa-0310-969c-e2dbd0fdcd60>2008-02-24 17:10:48 +0000
committeroharboe <oharboe@b42882b7-edfa-0310-969c-e2dbd0fdcd60>2008-02-24 17:10:48 +0000
commit958f845f4b64448d72688c31f0c299de569961e6 (patch)
tree962a5dce92f98fa63bfde3ac0daea4af1e97ad0b /src
parent885ae471ad66693d3266b645bdb6e3671d8b0822 (diff)
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cosmetic fixes to debug output + phasing out printf() in favour of logging system. From Pavel Chromy <chromy@asix.cz>
git-svn-id: svn://svn.berlios.de/openocd/trunk@326 b42882b7-edfa-0310-969c-e2dbd0fdcd60
Diffstat (limited to 'src')
-rw-r--r--src/flash/s3c2440_nand.c358
-rw-r--r--src/helper/log.c396
-rw-r--r--src/jtag/ep93xx.c474
-rw-r--r--src/jtag/ft2232.c4278
-rw-r--r--src/xsvf/xsvf.c1008
5 files changed, 3257 insertions, 3257 deletions
diff --git a/src/flash/s3c2440_nand.c b/src/flash/s3c2440_nand.c
index fd197195..1390a3fb 100644
--- a/src/flash/s3c2440_nand.c
+++ b/src/flash/s3c2440_nand.c
@@ -1,179 +1,179 @@
-/* src/flash/s3c2440_nand.c
- *
- * S3C2440 OpenOCD NAND Flash controller support.
- *
- * Copyright 2007,2008 Ben Dooks <ben@fluff.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * Many thanks to Simtec Electronics for sponsoring this work.
- */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include "replacements.h"
-#include "log.h"
-
-#include <stdlib.h>
-#include <string.h>
-
-#include "nand.h"
-#include "s3c24xx_nand.h"
-#include "target.h"
-
-int s3c2440_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct nand_device_s *device);
-int s3c2440_init(struct nand_device_s *device);
-int s3c2440_nand_ready(struct nand_device_s *device, int timeout);
-
-nand_flash_controller_t s3c2440_nand_controller =
-{
- .name = "s3c2440",
- .nand_device_command = s3c2440_nand_device_command,
- .register_commands = s3c24xx_register_commands,
- .init = s3c2440_init,
- .reset = s3c24xx_reset,
- .command = s3c24xx_command,
- .address = s3c24xx_address,
- .write_data = s3c24xx_write_data,
- .read_data = s3c24xx_read_data,
- .write_page = s3c24xx_write_page,
- .read_page = s3c24xx_read_page,
- .write_block_data = s3c2440_write_block_data,
- .read_block_data = s3c2440_read_block_data,
- .controller_ready = s3c24xx_controller_ready,
- .nand_ready = s3c2440_nand_ready,
-};
-
-int s3c2440_nand_device_command(struct command_context_s *cmd_ctx, char *cmd,
- char **args, int argc,
- struct nand_device_s *device)
-{
- s3c24xx_nand_controller_t *info;
-
- info = s3c24xx_nand_device_command(cmd_ctx, cmd, args, argc, device);
- if (info == NULL) {
- return ERROR_NAND_DEVICE_INVALID;
- }
-
- /* fill in the address fields for the core device */
- info->cmd = S3C2440_NFCMD;
- info->addr = S3C2440_NFADDR;
- info->data = S3C2440_NFDATA;
- info->nfstat = S3C2440_NFSTAT;
-
- return ERROR_OK;
-}
-
-int s3c2440_init(struct nand_device_s *device)
-{
- s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;
- target_t *target = s3c24xx_info->target;
- u32 version;
-
- target_write_u32(target, S3C2410_NFCONF,
- S3C2440_NFCONF_TACLS(3) |
- S3C2440_NFCONF_TWRPH0(7) |
- S3C2440_NFCONF_TWRPH1(7));
-
- target_write_u32(target, S3C2440_NFCONT,
- S3C2440_NFCONT_INITECC | S3C2440_NFCONT_ENABLE);
-
- return ERROR_OK;
-}
-
-int s3c2440_nand_ready(struct nand_device_s *device, int timeout)
-{
- s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;
- target_t *target = s3c24xx_info->target;
- u8 status;
-
- if (target->state != TARGET_HALTED) {
- ERROR("target must be halted to use S3C24XX NAND flash controller");
- return ERROR_NAND_OPERATION_FAILED;
- }
-
- do {
- target_read_u8(target, s3c24xx_info->nfstat, &status);
-
- if (status & S3C2440_NFSTAT_READY)
- return 1;
-
- usleep(1000);
- } while (timeout-- > 0);
-
-
- return 0;
-}
-
-/* use the fact we can read/write 4 bytes in one go via a single 32bit op */
-
-int s3c2440_read_block_data(struct nand_device_s *device, u8 *data, int data_size)
-{
- s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;
- target_t *target = s3c24xx_info->target;
- u32 nfdata = s3c24xx_info->data;
- u32 tmp;
-
- printf("%s: reading data: %p, %p, %d\n", __func__, device, data, data_size);
-
- if (target->state != TARGET_HALTED) {
- ERROR("target must be halted to use S3C24XX NAND flash controller");
- return ERROR_NAND_OPERATION_FAILED;
- }
-
- while (data_size >= 4) {
- target_read_u32(target, nfdata, &tmp);
-
- data[0] = tmp;
- data[1] = tmp >> 8;
- data[2] = tmp >> 16;
- data[3] = tmp >> 24;
-
- data_size -= 4;
- data += 4;
- }
-
- while (data_size > 0) {
- target_read_u8(target, nfdata, data);
-
- data_size -= 1;
- data += 1;
- }
-
- return ERROR_OK;
-}
-
-int s3c2440_write_block_data(struct nand_device_s *device, u8 *data, int data_size)
-{
- s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;
- target_t *target = s3c24xx_info->target;
- u32 nfdata = s3c24xx_info->data;
- u32 tmp;
-
- if (target->state != TARGET_HALTED) {
- ERROR("target must be halted to use S3C24XX NAND flash controller");
- return ERROR_NAND_OPERATION_FAILED;
- }
-
- while (data_size >= 4) {
- tmp = le_to_h_u32(data);
- target_write_u32(target, nfdata, tmp);
-
- data_size -= 4;
- data += 4;
- }
-
- while (data_size > 0) {
- target_write_u8(target, nfdata, *data);
-
- data_size -= 1;
- data += 1;
- }
-
- return ERROR_OK;
-}
+/* src/flash/s3c2440_nand.c
+ *
+ * S3C2440 OpenOCD NAND Flash controller support.
+ *
+ * Copyright 2007,2008 Ben Dooks <ben@fluff.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * Many thanks to Simtec Electronics for sponsoring this work.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "replacements.h"
+#include "log.h"
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "nand.h"
+#include "s3c24xx_nand.h"
+#include "target.h"
+
+int s3c2440_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct nand_device_s *device);
+int s3c2440_init(struct nand_device_s *device);
+int s3c2440_nand_ready(struct nand_device_s *device, int timeout);
+
+nand_flash_controller_t s3c2440_nand_controller =
+{
+ .name = "s3c2440",
+ .nand_device_command = s3c2440_nand_device_command,
+ .register_commands = s3c24xx_register_commands,
+ .init = s3c2440_init,
+ .reset = s3c24xx_reset,
+ .command = s3c24xx_command,
+ .address = s3c24xx_address,
+ .write_data = s3c24xx_write_data,
+ .read_data = s3c24xx_read_data,
+ .write_page = s3c24xx_write_page,
+ .read_page = s3c24xx_read_page,
+ .write_block_data = s3c2440_write_block_data,
+ .read_block_data = s3c2440_read_block_data,
+ .controller_ready = s3c24xx_controller_ready,
+ .nand_ready = s3c2440_nand_ready,
+};
+
+int s3c2440_nand_device_command(struct command_context_s *cmd_ctx, char *cmd,
+ char **args, int argc,
+ struct nand_device_s *device)
+{
+ s3c24xx_nand_controller_t *info;
+
+ info = s3c24xx_nand_device_command(cmd_ctx, cmd, args, argc, device);
+ if (info == NULL) {
+ return ERROR_NAND_DEVICE_INVALID;
+ }
+
+ /* fill in the address fields for the core device */
+ info->cmd = S3C2440_NFCMD;
+ info->addr = S3C2440_NFADDR;
+ info->data = S3C2440_NFDATA;
+ info->nfstat = S3C2440_NFSTAT;
+
+ return ERROR_OK;
+}
+
+int s3c2440_init(struct nand_device_s *device)
+{
+ s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;
+ target_t *target = s3c24xx_info->target;
+ u32 version;
+
+ target_write_u32(target, S3C2410_NFCONF,
+ S3C2440_NFCONF_TACLS(3) |
+ S3C2440_NFCONF_TWRPH0(7) |
+ S3C2440_NFCONF_TWRPH1(7));
+
+ target_write_u32(target, S3C2440_NFCONT,
+ S3C2440_NFCONT_INITECC | S3C2440_NFCONT_ENABLE);
+
+ return ERROR_OK;
+}
+
+int s3c2440_nand_ready(struct nand_device_s *device, int timeout)
+{
+ s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;
+ target_t *target = s3c24xx_info->target;
+ u8 status;
+
+ if (target->state != TARGET_HALTED) {
+ ERROR("target must be halted to use S3C24XX NAND flash controller");
+ return ERROR_NAND_OPERATION_FAILED;
+ }
+
+ do {
+ target_read_u8(target, s3c24xx_info->nfstat, &status);
+
+ if (status & S3C2440_NFSTAT_READY)
+ return 1;
+
+ usleep(1000);
+ } while (timeout-- > 0);
+
+
+ return 0;
+}
+
+/* use the fact we can read/write 4 bytes in one go via a single 32bit op */
+
+int s3c2440_read_block_data(struct nand_device_s *device, u8 *data, int data_size)
+{
+ s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;
+ target_t *target = s3c24xx_info->target;
+ u32 nfdata = s3c24xx_info->data;
+ u32 tmp;
+
+ INFO("%s: reading data: %p, %p, %d\n", __func__, device, data, data_size);
+
+ if (target->state != TARGET_HALTED) {
+ ERROR("target must be halted to use S3C24XX NAND flash controller");
+ return ERROR_NAND_OPERATION_FAILED;
+ }
+
+ while (data_size >= 4) {
+ target_read_u32(target, nfdata, &tmp);
+
+ data[0] = tmp;
+ data[1] = tmp >> 8;
+ data[2] = tmp >> 16;
+ data[3] = tmp >> 24;
+
+ data_size -= 4;
+ data += 4;
+ }
+
+ while (data_size > 0) {
+ target_read_u8(target, nfdata, data);
+
+ data_size -= 1;
+ data += 1;
+ }
+
+ return ERROR_OK;
+}
+
+int s3c2440_write_block_data(struct nand_device_s *device, u8 *data, int data_size)
+{
+ s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;
+ target_t *target = s3c24xx_info->target;
+ u32 nfdata = s3c24xx_info->data;
+ u32 tmp;
+
+ if (target->state != TARGET_HALTED) {
+ ERROR("target must be halted to use S3C24XX NAND flash controller");
+ return ERROR_NAND_OPERATION_FAILED;
+ }
+
+ while (data_size >= 4) {
+ tmp = le_to_h_u32(data);
+ target_write_u32(target, nfdata, tmp);
+
+ data_size -= 4;
+ data += 4;
+ }
+
+ while (data_size > 0) {
+ target_write_u8(target, nfdata, *data);
+
+ data_size -= 1;
+ data += 1;
+ }
+
+ return ERROR_OK;
+}
diff --git a/src/helper/log.c b/src/helper/log.c
index b2f31dc2..7b7c9144 100644
--- a/src/helper/log.c
+++ b/src/helper/log.c
@@ -1,198 +1,198 @@
-/***************************************************************************
- * Copyright (C) 2005 by Dominic Rath *
- * Dominic.Rath@gmx.de *
- * *
- * This program is free software; you can redistribute it and/or modify *
- * it under the terms of the GNU General Public License as published by *
- * the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
- * *
- * This program is distributed in the hope that it will be useful, *
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
- * 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. *
- ***************************************************************************/
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include "log.h"
-#include "configuration.h"
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdarg.h>
-#include <time.h>
-
-int debug_level = -1;
-
-static FILE* log_output;
-
-static void *privData;
-static logCallback callback;
-
-void log_setCallback(logCallback c, void *p)
-{
- callback = c;
- privData = p;
-}
-
-static char *log_strings[5] =
-{
- "User: ",
- "Error: ",
- "Warning:",
- "Info: ",
- "Debug: "
-};
-
-void log_printf(enum log_levels level, const char *file, int line, const char *function, const char *format, ...)
-{
- static int count = 0;
- count++;
- va_list args;
- char buffer[512];
-
- if (level > debug_level)
- return;
-
- va_start(args, format);
- vsnprintf(buffer, 512, format, args);
-
- char *f = strrchr(file, '/');
- if (f != NULL)
- file = f + 1;
-
- if (debug_level >= LOG_DEBUG)
- {
- /* print with count and time information */
- fprintf(log_output, "%s %d %ld %s:%d %s(): %s\n", log_strings[level+1], count, time(NULL), file, line, function, buffer);
- }
- else
- {
- /* do not print count and time */
- fprintf(log_output, "%s %s:%d %s(): %s\n", log_strings[level+1], file, line, function, buffer);
- }
-
- fflush(log_output);
-
- va_end(args);
-
- /* Never forward LOG_DEBUG, too verbose and they can be found in the log if need be */
- if (callback && (level <= LOG_INFO))
- {
- va_start(args, format);
- callback(privData, file, line, function, format, args);
- va_end(args);
- }
-}
-
-/* change the current debug level on the fly
- * 0: only ERRORS
- * 1: + WARNINGS
- * 2: + INFORMATIONAL MSGS
- * 3: + DEBUG MSGS
- */
-int handle_debug_level_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- if (argc == 0)
- command_print(cmd_ctx, "debug_level: %i", debug_level);
-
- if (argc > 0)
- debug_level = strtoul(args[0], NULL, 0);
-
- if (debug_level < 0)
- debug_level = 0;
-
- if (debug_level > 3)
- debug_level = 3;
-
- return ERROR_OK;
-}
-
-int handle_log_output_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- if (argc == 1)
- {
- FILE* file = fopen(args[0], "w");
-
- if (file)
- {
- log_output = file;
- }
- }
-
- return ERROR_OK;
-}
-
-int log_register_commands(struct command_context_s *cmd_ctx)
-{
- register_command(cmd_ctx, NULL, "log_output", handle_log_output_command,
- COMMAND_ANY, "redirect logging to <file> (default: stderr)");
- register_command(cmd_ctx, NULL, "debug_level", handle_debug_level_command,
- COMMAND_ANY, "adjust debug level <0-3>");
-
- return ERROR_OK;
-}
-
-int log_init(struct command_context_s *cmd_ctx)
-{
- /* set defaults for daemon configuration, if not set by cmdline or cfgfile */
- if (debug_level == -1)
- debug_level = LOG_INFO;
-
- if (log_output == NULL)
- {
- log_output = stderr;
- }
-
- return ERROR_OK;
-}
-
-int set_log_output(struct command_context_s *cmd_ctx, FILE *output)
-{
- log_output = output;
- return ERROR_OK;
-}
-
-/* return allocated string w/printf() result */
-char *allocPrintf(const char *fmt, va_list ap)
-{
- char *string = NULL;
-
- /* start by 0 to exercise all the code paths. Need minimum 2 bytes to
- * fit 1 char and 0 terminator. */
- int size = 0;
- int first = 1;
- for (;;)
- {
- if ((string == NULL) || (!first))
- {
- size = size * 2 + 2;
- char *t = string;
- string = realloc(string, size);
- if (string == NULL)
- {
- if (t != NULL)
- free(t);
- return NULL;
- }
- }
-
- int ret;
- ret = vsnprintf(string, size, fmt, ap);
- /* NB! The result of the vsnprintf() might be an *EMPTY* string! */
- if ((ret >= 0) && ((ret + 1) < size))
- {
- return string;
- }
- /* there was just enough or not enough space, allocate more. */
- first = 0;
- }
-}
+/***************************************************************************
+ * Copyright (C) 2005 by Dominic Rath *
+ * Dominic.Rath@gmx.de *
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
+ * 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. *
+ ***************************************************************************/
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "log.h"
+#include "configuration.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdarg.h>
+#include <time.h>
+
+int debug_level = -1;
+
+static FILE* log_output;
+
+static void *privData;
+static logCallback callback;
+
+void log_setCallback(logCallback c, void *p)
+{
+ callback = c;
+ privData = p;
+}
+
+static char *log_strings[5] =
+{
+ "User: ",
+ "Error: ",
+ "Warning:",
+ "Info: ",
+ "Debug: "
+};
+
+void log_printf(enum log_levels level, const char *file, int line, const char *function, const char *format, ...)
+{
+ static int count = 0;
+ count++;
+ va_list args;
+ char buffer[512];
+
+ if (level > debug_level)
+ return;
+
+ va_start(args, format);
+ vsnprintf(buffer, 512, format, args);
+
+ char *f = strrchr(file, '/');
+ if (f != NULL)
+ file = f + 1;
+
+ if (debug_level >= LOG_DEBUG)
+ {
+ /* print with count and time information */
+ fprintf(log_output, "%s %d %ld %s:%d %s(): %s\n", log_strings[level+1], count, time(NULL), file, line, function, buffer);
+ }
+ else
+ {
+ /* do not print count and time */
+ fprintf(log_output, "%s %s:%d %s(): %s\n", log_strings[level+1], file, line, function, buffer);
+ }
+
+ fflush(log_output);
+
+ va_end(args);
+
+ /* Never forward LOG_DEBUG, too verbose and they can be found in the log if need be */
+ if (callback && (level <= LOG_INFO))
+ {
+ va_start(args, format);
+ callback(privData, file, line, function, format, args);
+ va_end(args);
+ }
+}
+
+/* change the current debug level on the fly
+ * 0: only ERRORS
+ * 1: + WARNINGS
+ * 2: + INFORMATIONAL MSGS
+ * 3: + DEBUG MSGS
+ */
+int handle_debug_level_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ if (argc == 0)
+ command_print(cmd_ctx, "debug_level: %i", debug_level);
+
+ if (argc > 0)
+ debug_level = strtoul(args[0], NULL, 0);
+
+ if (debug_level < 0)
+ debug_level = 0;
+
+ if (debug_level > 3)
+ debug_level = 3;
+
+ return ERROR_OK;
+}
+
+int handle_log_output_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ if (argc == 1)
+ {
+ FILE* file = fopen(args[0], "w");
+
+ if (file)
+ {
+ log_output = file;
+ }
+ }
+
+ return ERROR_OK;
+}
+
+int log_register_commands(struct command_context_s *cmd_ctx)
+{
+ register_command(cmd_ctx, NULL, "log_output", handle_log_output_command,
+ COMMAND_ANY, "redirect logging to <file> (default: stderr)");
+ register_command(cmd_ctx, NULL, "debug_level", handle_debug_level_command,
+ COMMAND_ANY, "adjust debug level <0-3>");
+
+ return ERROR_OK;
+}
+
+int log_init(struct command_context_s *cmd_ctx)
+{
+ /* set defaults for daemon configuration, if not set by cmdline or cfgfile */
+ if (debug_level == -1)
+ debug_level = LOG_INFO;
+
+ if (log_output == NULL)
+ {
+ log_output = stderr;
+ }
+
+ return ERROR_OK;
+}
+
+int set_log_output(struct command_context_s *cmd_ctx, FILE *output)
+{
+ log_output = output;
+ return ERROR_OK;
+}
+
+/* return allocated string w/printf() result */
+char *allocPrintf(const char *fmt, va_list ap)
+{
+ char *string = NULL;
+
+ /* start by 0 to exercise all the code paths. Need minimum 2 bytes to
+ * fit 1 char and 0 terminator. */
+ int size = 0;
+ int first = 1;
+ for (;;)
+ {
+ if ((string == NULL) || (!first))
+ {
+ size = size * 2 + 2;
+ char *t = string;
+ string = realloc(string, size);
+ if (string == NULL)
+ {
+ if (t != NULL)
+ free(t);
+ return NULL;
+ }
+ }
+
+ int ret;
+ ret = vsnprintf(string, size, fmt, ap);
+ /* NB! The result of the vsnprintf() might be an *EMPTY* string! */
+ if ((ret >= 0) && ((ret + 1) < size))
+ {
+ return string;
+ }
+ /* there was just enough or not enough space, allocate more. */
+ first = 0;
+ }
+}
diff --git a/src/jtag/ep93xx.c b/src/jtag/ep93xx.c
index f2e176fd..ebedfdfe 100644
--- a/src/jtag/ep93xx.c
+++ b/src/jtag/ep93xx.c
@@ -1,237 +1,237 @@
-/***************************************************************************
- * Copyright (C) 2005 by Dominic Rath *
- * Dominic.Rath@gmx.de *
- * *
- * This program is free software; you can redistribute it and/or modify *
- * it under the terms of the GNU General Public License as published by *
- * the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
- * *
- * This program is distributed in the hope that it will be useful, *
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
- * 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. *
- ***************************************************************************/
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include "log.h"
-#include "jtag.h"
-#include "bitbang.h"
-
-#define TDO_BIT 1
-#define TDI_BIT 2
-#define TCK_BIT 4
-#define TMS_BIT 8
-#define TRST_BIT 16
-#define SRST_BIT 32
-#define VCC_BIT 64
-
-/* system includes */
-#include <string.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <sys/mman.h>
-#include <unistd.h>
-#include <fcntl.h>
-
-static u8 output_value = 0x0;
-static int dev_mem_fd;
-static void *gpio_controller;
-static volatile u8 *gpio_data_register;
-static volatile u8 *gpio_data_direction_register;
-
-/* low level command set
- */
-int ep93xx_read(void);
-void ep93xx_write(int tck, int tms, int tdi);
-void ep93xx_reset(int trst, int srst);
-
-int ep93xx_speed(int speed);
-int ep93xx_register_commands(struct command_context_s *cmd_ctx);
-int ep93xx_init(void);
-int ep93xx_quit(void);
-
-struct timespec ep93xx_zzzz;
-
-jtag_interface_t ep93xx_interface =
-{
- .name = "ep93xx",
-
- .execute_queue = bitbang_execute_queue,
-
- .speed = ep93xx_speed,
- .register_commands = ep93xx_register_commands,
- .init = ep93xx_init,
- .quit = ep93xx_quit,
-};
-
-bitbang_interface_t ep93xx_bitbang =
-{
- .read = ep93xx_read,
- .write = ep93xx_write,
- .reset = ep93xx_reset,
- .blink = 0;
-};
-
-int ep93xx_read(void)
-{
- return !!(*gpio_data_register & TDO_BIT);
-}
-
-void ep93xx_write(int tck, int tms, int tdi)
-{
- if (tck)
- output_value |= TCK_BIT;
- else
- output_value &= TCK_BIT;
-
- if (tms)
- output_value |= TMS_BIT;
- else
- output_value &= TMS_BIT;
-
- if (tdi)
- output_value |= TDI_BIT;
- else
- output_value &= TDI_BIT;
-
- *gpio_data_register = output_value;
- nanosleep(ep93xx_zzzz);
-}
-
-/* (1) assert or (0) deassert reset lines */
-void ep93xx_reset(int trst, int srst)
-{
- if (trst == 0)
- output_value |= TRST_BIT;
- else if (trst == 1)
- output_value &= TRST_BIT;
-
- if (srst == 0)
- output_value |= SRST_BIT;
- else if (srst == 1)
- output_value &= SRST_BIT;
-
- *gpio_data_register = output_value;
- nanosleep(ep93xx_zzzz);
-}
-
-int ep93xx_speed(int speed)
-{
-
- return ERROR_OK;
-}
-
-int ep93xx_register_commands(struct command_context_s *cmd_ctx)
-{
-
- return ERROR_OK;
-}
-
-static int set_gonk_mode(void)
-{
- void *syscon;
- u32 devicecfg;
-
- syscon = mmap(NULL, 4096, PROT_READ | PROT_WRITE,
- MAP_SHARED, dev_mem_fd, 0x80930000);
- if (syscon == MAP_FAILED) {
- perror("mmap");
- return ERROR_JTAG_INIT_FAILED;
- }
-
- devicecfg = *((volatile int *)(syscon + 0x80));
- *((volatile int *)(syscon + 0xc0)) = 0xaa;
- *((volatile int *)(syscon + 0x80)) = devicecfg | 0x08000000;
-
- munmap(syscon, 4096);
-
- return ERROR_OK;
-}
-
-int ep93xx_init(void)
-{
- int ret;
-
- bitbang_interface = &ep93xx_bitbang;
-
- ep93xx_zzzz.tv_sec = 0;
- ep93xx_zzzz.tv_nsec = 10000000;
-
- dev_mem_fd = open("/dev/mem", O_RDWR | O_SYNC);
- if (dev_mem_fd < 0) {
- perror("open");
- return ERROR_JTAG_INIT_FAILED;
- }
-
- gpio_controller = mmap(NULL, 4096, PROT_READ | PROT_WRITE,
- MAP_SHARED, dev_mem_fd, 0x80840000);
- if (gpio_controller == MAP_FAILED) {
- perror("mmap");
- close(dev_mem_fd);
- return ERROR_JTAG_INIT_FAILED;
- }
-
- ret = set_gonk_mode();
- if (ret != ERROR_OK) {
- munmap(gpio_controller, 4096);
- close(dev_mem_fd);
- return ret;
- }
-
-#if 0
- /* Use GPIO port A. */
- gpio_data_register = gpio_controller + 0x00;
- gpio_data_direction_register = gpio_controller + 0x10;
-
-
- /* Use GPIO port B. */
- gpio_data_register = gpio_controller + 0x04;
- gpio_data_direction_register = gpio_controller + 0x14;
-
- /* Use GPIO port C. */
- gpio_data_register = gpio_controller + 0x08;
- gpio_data_direction_register = gpio_controller + 0x18;
-
- /* Use GPIO port D. */
- gpio_data_register = gpio_controller + 0x0c;
- gpio_data_direction_register = gpio_controller + 0x1c;
-#endif
-
- /* Use GPIO port C. */
- gpio_data_register = gpio_controller + 0x08;
- gpio_data_direction_register = gpio_controller + 0x18;
-
- printf("gpio_data_register = %p\n", gpio_data_register);
- printf("gpio_data_direction_reg = %p\n", gpio_data_direction_register);
- /*
- * Configure bit 0 (TDO) as an input, and bits 1-5 (TDI, TCK
- * TMS, TRST, SRST) as outputs. Drive TDI and TCK low, and
- * TMS/TRST/SRST high.
- */
- output_value = TMS_BIT | TRST_BIT | SRST_BIT | VCC_BIT;
- *gpio_data_register = output_value;
- nanosleep(ep93xx_zzzz);
-
- /*
- * Configure the direction register. 1 = output, 0 = input.
- */
- *gpio_data_direction_register =
- TDI_BIT | TCK_BIT | TMS_BIT | TRST_BIT | SRST_BIT | VCC_BIT;
-
- nanosleep(ep93xx_zzzz);
- return ERROR_OK;
-}
-
-int ep93xx_quit(void)
-{
-
- return ERROR_OK;
-}
+/***************************************************************************
+ * Copyright (C) 2005 by Dominic Rath *
+ * Dominic.Rath@gmx.de *
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
+ * 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. *
+ ***************************************************************************/
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "log.h"
+#include "jtag.h"
+#include "bitbang.h"
+
+#define TDO_BIT 1
+#define TDI_BIT 2
+#define TCK_BIT 4
+#define TMS_BIT 8
+#define TRST_BIT 16
+#define SRST_BIT 32
+#define VCC_BIT 64
+
+/* system includes */
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <sys/mman.h>
+#include <unistd.h>
+#include <fcntl.h>
+
+static u8 output_value = 0x0;
+static int dev_mem_fd;
+static void *gpio_controller;
+static volatile u8 *gpio_data_register;
+static volatile u8 *gpio_data_direction_register;
+
+/* low level command set
+ */
+int ep93xx_read(void);
+void ep93xx_write(int tck, int tms, int tdi);
+void ep93xx_reset(int trst, int srst);
+
+int ep93xx_speed(int speed);
+int ep93xx_register_commands(struct command_context_s *cmd_ctx);
+int ep93xx_init(void);
+int ep93xx_quit(void);
+
+struct timespec ep93xx_zzzz;
+
+jtag_interface_t ep93xx_interface =
+{
+ .name = "ep93xx",
+
+ .execute_queue = bitbang_execute_queue,
+
+ .speed = ep93xx_speed,
+ .register_commands = ep93xx_register_commands,
+ .init = ep93xx_init,
+ .quit = ep93xx_quit,
+};
+
+bitbang_interface_t ep93xx_bitbang =
+{
+ .read = ep93xx_read,
+ .write = ep93xx_write,
+ .reset = ep93xx_reset,
+ .blink = 0;
+};
+
+int ep93xx_read(void)
+{
+ return !!(*gpio_data_register & TDO_BIT);
+}
+
+void ep93xx_write(int tck, int tms, int tdi)
+{
+ if (tck)
+ output_value |= TCK_BIT;
+ else
+ output_value &= TCK_BIT;
+
+ if (tms)
+ output_value |= TMS_BIT;
+ else
+ output_value &= TMS_BIT;
+
+ if (tdi)
+ output_value |= TDI_BIT;
+ else
+ output_value &= TDI_BIT;
+
+ *gpio_data_register = output_value;
+ nanosleep(ep93xx_zzzz);
+}
+
+/* (1) assert or (0) deassert reset lines */
+void ep93xx_reset(int trst, int srst)
+{
+ if (trst == 0)
+ output_value |= TRST_BIT;
+ else if (trst == 1)
+ output_value &= TRST_BIT;
+
+ if (srst == 0)
+ output_value |= SRST_BIT;
+ else if (srst == 1)
+ output_value &= SRST_BIT;
+
+ *gpio_data_register = output_value;
+ nanosleep(ep93xx_zzzz);
+}
+
+int ep93xx_speed(int speed)
+{
+
+ return ERROR_OK;
+}
+
+int ep93xx_register_commands(struct command_context_s *cmd_ctx)
+{
+
+ return ERROR_OK;
+}
+
+static int set_gonk_mode(void)
+{
+ void *syscon;
+ u32 devicecfg;
+
+ syscon = mmap(NULL, 4096, PROT_READ | PROT_WRITE,
+ MAP_SHARED, dev_mem_fd, 0x80930000);
+ if (syscon == MAP_FAILED) {
+ perror("mmap");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ devicecfg = *((volatile int *)(syscon + 0x80));
+ *((volatile int *)(syscon + 0xc0)) = 0xaa;
+ *((volatile int *)(syscon + 0x80)) = devicecfg | 0x08000000;
+
+ munmap(syscon, 4096);
+
+ return ERROR_OK;
+}
+
+int ep93xx_init(void)
+{
+ int ret;
+
+ bitbang_interface = &ep93xx_bitbang;
+
+ ep93xx_zzzz.tv_sec = 0;
+ ep93xx_zzzz.tv_nsec = 10000000;
+
+ dev_mem_fd = open("/dev/mem", O_RDWR | O_SYNC);
+ if (dev_mem_fd < 0) {
+ perror("open");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ gpio_controller = mmap(NULL, 4096, PROT_READ | PROT_WRITE,
+ MAP_SHARED, dev_mem_fd, 0x80840000);
+ if (gpio_controller == MAP_FAILED) {
+ perror("mmap");
+ close(dev_mem_fd);
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ ret = set_gonk_mode();
+ if (ret != ERROR_OK) {
+ munmap(gpio_controller, 4096);
+ close(dev_mem_fd);
+ return ret;
+ }
+
+#if 0
+ /* Use GPIO port A. */
+ gpio_data_register = gpio_controller + 0x00;
+ gpio_data_direction_register = gpio_controller + 0x10;
+
+
+ /* Use GPIO port B. */
+ gpio_data_register = gpio_controller + 0x04;
+ gpio_data_direction_register = gpio_controller + 0x14;
+
+ /* Use GPIO port C. */
+ gpio_data_register = gpio_controller + 0x08;
+ gpio_data_direction_register = gpio_controller + 0x18;
+
+ /* Use GPIO port D. */
+ gpio_data_register = gpio_controller + 0x0c;
+ gpio_data_direction_register = gpio_controller + 0x1c;
+#endif
+
+ /* Use GPIO port C. */
+ gpio_data_register = gpio_controller + 0x08;
+ gpio_data_direction_register = gpio_controller + 0x18;
+
+ INFO("gpio_data_register = %p\n", gpio_data_register);
+ INFO("gpio_data_direction_reg = %p\n", gpio_data_direction_register);
+ /*
+ * Configure bit 0 (TDO) as an input, and bits 1-5 (TDI, TCK
+ * TMS, TRST, SRST) as outputs. Drive TDI and TCK low, and
+ * TMS/TRST/SRST high.
+ */
+ output_value = TMS_BIT | TRST_BIT | SRST_BIT | VCC_BIT;
+ *gpio_data_register = output_value;
+ nanosleep(ep93xx_zzzz);
+
+ /*
+ * Configure the direction register. 1 = output, 0 = input.
+ */
+ *gpio_data_direction_register =
+ TDI_BIT | TCK_BIT | TMS_BIT | TRST_BIT | SRST_BIT | VCC_BIT;
+
+ nanosleep(ep93xx_zzzz);
+ return ERROR_OK;
+}
+
+int ep93xx_quit(void)
+{
+
+ return ERROR_OK;
+}
diff --git a/src/jtag/ft2232.c b/src/jtag/ft2232.c
index 76741d9e..011eead1 100644
--- a/src/jtag/ft2232.c
+++ b/src/jtag/ft2232.c
@@ -1,2139 +1,2139 @@
-/***************************************************************************
- * Copyright (C) 2004, 2006 by Dominic Rath *
- * Dominic.Rath@gmx.de *
- * *
- * This program is free software; you can redistribute it and/or modify *
- * it under the terms of the GNU General Public License as published by *
- * the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
- * *
- * This program is distributed in the hope that it will be useful, *
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
- * 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. *
- ***************************************************************************/
-#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>
-#include <stdlib.h>
-#include <unistd.h>
-
-/* FT2232 access library includes */
-#if BUILD_FT2232_FTD2XX == 1
-#include <ftd2xx.h>
-#elif BUILD_FT2232_LIBFTDI == 1
-#include <ftdi.h>
-#endif
-
-#include <sys/time.h>
-#include <time.h>
-
-/* enable this to debug io latency
- */
-#if 0
-#define _DEBUG_USB_IO_
-#endif
-
-/* enable this to debug communication
- */
-#if 0
-#define _DEBUG_USB_COMMS_
-#endif
-
-int ft2232_execute_queue(void);
-
-int ft2232_speed(int speed);
-int ft2232_register_commands(struct command_context_s *cmd_ctx);
-int ft2232_init(void);
-int ft2232_quit(void);
-
-int ft2232_handle_device_desc_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int ft2232_handle_serial_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int ft2232_handle_layout_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int ft2232_handle_vid_pid_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int ft2232_handle_latency_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-
-char *ft2232_device_desc = NULL;
-char *ft2232_serial = NULL;
-char *ft2232_layout = NULL;
-unsigned char ft2232_latency = 2;
-
-#define MAX_USB_IDS 8
-/* vid = pid = 0 marks the end of the list */
-static u16 ft2232_vid[MAX_USB_IDS+1] = { 0x0403, 0 };
-static u16 ft2232_pid[MAX_USB_IDS+1] = { 0x6010, 0 };
-
-typedef struct ft2232_layout_s
-{
- char* name;
- int(*init)(void);
- void(*reset)(int trst, int srst);
- void(*blink)(void);
-} ft2232_layout_t;
-
-/* init procedures for supported layouts */
-int usbjtag_init(void);
-int jtagkey_init(void);
-int olimex_jtag_init(void);
-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 jtagkey_reset(int trst, int srst);
-void olimex_jtag_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);
-void turtle_jtag_blink(void);
-
-ft2232_layout_t ft2232_layouts[] =
-{
- {"usbjtag", usbjtag_init, usbjtag_reset, NULL},
- {"jtagkey", jtagkey_init, jtagkey_reset, NULL},
- {"jtagkey_prototype_v1", jtagkey_init, jtagkey_reset, NULL},
- {"oocdlink", jtagkey_init, jtagkey_reset, NULL},
- {"signalyzer", usbjtag_init, usbjtag_reset, NULL},
- {"evb_lm3s811", usbjtag_init, usbjtag_reset, NULL},
- {"olimex-jtag", olimex_jtag_init, olimex_jtag_reset, olimex_jtag_blink},
- {"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},
-};
-
-static u8 nTRST, nTRSTnOE, nSRST, nSRSTnOE;
-
-static ft2232_layout_t *layout;
-static u8 low_output = 0x0;
-static u8 low_direction = 0x0;
-static u8 high_output = 0x0;
-static u8 high_direction = 0x0;
-
-#if BUILD_FT2232_FTD2XX == 1
-static FT_HANDLE ftdih = NULL;
-#elif BUILD_FT2232_LIBFTDI == 1
-static struct ftdi_context ftdic;
-#endif
-
-static u8 *ft2232_buffer = NULL;
-static int ft2232_buffer_size = 0;
-static int ft2232_read_pointer = 0;
-static int ft2232_expect_read = 0;
-#define FT2232_BUFFER_SIZE 131072
-#define BUFFER_ADD ft2232_buffer[ft2232_buffer_size++]
-#define BUFFER_READ ft2232_buffer[ft2232_read_pointer++]
-
-jtag_interface_t ft2232_interface =
-{
-
- .name = "ft2232",
-
- .execute_queue = ft2232_execute_queue,
-
- .speed = ft2232_speed,
- .register_commands = ft2232_register_commands,
- .init = ft2232_init,
- .quit = ft2232_quit,
-};
-
-int ft2232_write(u8 *buf, int size, u32* bytes_written)
-{
-#if BUILD_FT2232_FTD2XX == 1
- FT_STATUS status;
- DWORD dw_bytes_written;
- if ((status = FT_Write(ftdih, buf, size, &dw_bytes_written)) != FT_OK)
- {
- *bytes_written = dw_bytes_written;
- ERROR("FT_Write returned: %lu", status);
- return ERROR_JTAG_DEVICE_ERROR;
- }
- else
- {
- *bytes_written = dw_bytes_written;
- return ERROR_OK;
- }
-#elif BUILD_FT2232_LIBFTDI == 1
- int retval;
- if ((retval = ftdi_write_data(&ftdic, buf, size)) < 0)
- {
- *bytes_written = 0;
- ERROR("ftdi_write_data: %s", ftdi_get_error_string(&ftdic));
- return ERROR_JTAG_DEVICE_ERROR;
- }
- else
- {
- *bytes_written = retval;
- return ERROR_OK;
- }
-#endif
-}
-
-int ft2232_read(u8* buf, int size, u32* bytes_read)
-{
-#if BUILD_FT2232_FTD2XX == 1
- DWORD dw_bytes_read;
- FT_STATUS status;
- int timeout = 5;
- *bytes_read = 0;
-
- while ((*bytes_read < size) && timeout--)
- {
- if ((status = FT_Read(ftdih, buf + *bytes_read, size -
- *bytes_read, &dw_bytes_read)) != FT_OK)
- {
- *bytes_read = 0;
- ERROR("FT_Read returned: %lu", status);
- return ERROR_JTAG_DEVICE_ERROR;
- }
- *bytes_read += dw_bytes_read;
- }
-#elif BUILD_FT2232_LIBFTDI == 1
- int retval;
- int timeout = 100;
- *bytes_read = 0;
-
- while ((*bytes_read < size) && timeout--)
- {
- if ((retval = ftdi_read_data(&ftdic, buf + *bytes_read, size - *bytes_read)) < 0)
- {
- *bytes_read = 0;
- ERROR("ftdi_read_data: %s", ftdi_get_error_string(&ftdic));
- return ERROR_JTAG_DEVICE_ERROR;
- }
- *bytes_read += retval;
- }
-#endif
-
- if (*bytes_read < size)
- {
- ERROR("couldn't read the requested number of bytes from FT2232 device (%i < %i)", *bytes_read, size);
- return ERROR_JTAG_DEVICE_ERROR;
- }
-
- return ERROR_OK;
-}
-
-int ft2232_speed(int speed)
-{
- u8 buf[3];
- int retval;
- u32 bytes_written;
-
- buf[0] = 0x86; /* command "set divisor" */
- buf[1] = speed & 0xff; /* valueL (0=6MHz, 1=3MHz, 2=2.0MHz, ...*/
- buf[2] = (speed >> 8) & 0xff; /* valueH */
-
- DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);
- if (((retval = ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))
- {
- ERROR("couldn't set FT2232 TCK speed");
- return retval;
- }
-
- jtag_speed = speed;
-
- return ERROR_OK;
-}
-
-int ft2232_register_commands(struct command_context_s *cmd_ctx)
-{
- register_command(cmd_ctx, NULL, "ft2232_device_desc", ft2232_handle_device_desc_command,
- COMMAND_CONFIG, NULL);
- register_command(cmd_ctx, NULL, "ft2232_serial", ft2232_handle_serial_command,
- COMMAND_CONFIG, NULL);
- register_command(cmd_ctx, NULL, "ft2232_layout", ft2232_handle_layout_command,
- COMMAND_CONFIG, NULL);
- register_command(cmd_ctx, NULL, "ft2232_vid_pid", ft2232_handle_vid_pid_command,
- COMMAND_CONFIG, NULL);
- register_command(cmd_ctx, NULL, "ft2232_latency", ft2232_handle_latency_command,
- COMMAND_CONFIG, NULL);
- return ERROR_OK;
-}
-
-void ft2232_end_state(enum tap_state state)
-{
- if (tap_move_map[state] != -1)
- end_state = state;
- else
- {
- ERROR("BUG: %i is not a valid end state", state);
- exit(-1);
- }
-}
-
-void ft2232_read_scan(enum scan_type type, u8* buffer, int scan_size)
-{
- int num_bytes = ((scan_size + 7) / 8);
- int bits_left = scan_size;
- int cur_byte = 0;
-
- while(num_bytes-- > 1)
- {
- buffer[cur_byte] = BUFFER_READ;
- cur_byte++;
- bits_left -= 8;
- }
-
- buffer[cur_byte] = 0x0;
-
- if (bits_left > 1)
- {
- buffer[cur_byte] = BUFFER_READ >> 1;
- }
-
- buffer[cur_byte] = (buffer[cur_byte] | ((BUFFER_READ & 0x02) << 6)) >> (8 - bits_left);
-
-}
-
-void ft2232_debug_dump_buffer(void)
-{
- int i;
- char line[256];
- char *line_p = line;
-
- for (i = 0; i < ft2232_buffer_size; i++)
- {
- line_p += snprintf(line_p, 256 - (line_p - line), "%2.2x ", ft2232_buffer[i]);
- if (i % 16 == 15)
- {
- DEBUG("%s", line);
- line_p = line;
- }
- }
-
- if (line_p != line)
- DEBUG("%s", line);
-}
-
-int ft2232_send_and_recv(jtag_command_t *first, jtag_command_t *last)
-{
- jtag_command_t *cmd;
- u8 *buffer;
- int scan_size;
- enum scan_type type;
- int retval;
- u32 bytes_written;
- u32 bytes_read;
-
-#ifdef _DEBUG_USB_IO_
- struct timeval start, inter, inter2, end;
- struct timeval d_inter, d_inter2, d_end;
-#endif
-
-#ifdef _DEBUG_USB_COMMS_
- DEBUG("write buffer (size %i):", ft2232_buffer_size);
- ft2232_debug_dump_buffer();
-#endif
-
-#ifdef _DEBUG_USB_IO_
- gettimeofday(&start, NULL);
-#endif
-
- if ((retval = ft2232_write(ft2232_buffer, ft2232_buffer_size, &bytes_written)) != ERROR_OK)
- {
- ERROR("couldn't write MPSSE commands to FT2232");
- exit(-1);
- }
-
-#ifdef _DEBUG_USB_IO_
- gettimeofday(&inter, NULL);
-#endif
-
- if (ft2232_expect_read)
- {
- int timeout = 100;
- ft2232_buffer_size = 0;
-
-#ifdef _DEBUG_USB_IO_
- gettimeofday(&inter2, NULL);
-#endif
-
- if ((retval = ft2232_read(ft2232_buffer, ft2232_expect_read, &bytes_read)) != ERROR_OK)
- {
- ERROR("couldn't read from FT2232");
- exit(-1);
- }
-
-#ifdef _DEBUG_USB_IO_
- gettimeofday(&end, NULL);
-
- 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
-
-
- ft2232_buffer_size = bytes_read;
-
- if (ft2232_expect_read != ft2232_buffer_size)
- {
- ERROR("ft2232_expect_read (%i) != ft2232_buffer_size (%i) (%i retries)", ft2232_expect_read, ft2232_buffer_size, 100 - timeout);
- ft2232_debug_dump_buffer();
-
- exit(-1);
- }
-
-#ifdef _DEBUG_USB_COMMS_
- DEBUG("read buffer (%i retries): %i bytes", 100 - timeout, ft2232_buffer_size);
- ft2232_debug_dump_buffer();
-#endif
- }
-
- ft2232_expect_read = 0;
- ft2232_read_pointer = 0;
-
- /* return ERROR_OK, unless a jtag_read_buffer returns a failed check
- * that wasn't handled by a caller-provided error handler
- */
- retval = ERROR_OK;
-
- cmd = first;
- while (cmd != last)
- {
- switch (cmd->type)
- {
- case JTAG_SCAN:
- type = jtag_scan_type(cmd->cmd.scan);
- if (type != SCAN_OUT)
- {
- scan_size = jtag_scan_size(cmd->cmd.scan);
- buffer = calloc(CEIL(scan_size, 8), 1);
- ft2232_read_scan(type, buffer, scan_size);
- if (jtag_read_buffer(buffer, cmd->cmd.scan) != ERROR_OK)
- retval = ERROR_JTAG_QUEUE_FAILED;
- free(buffer);
- }
- break;
- default:
- break;
- }
- cmd = cmd->next;
- }
-
- ft2232_buffer_size = 0;
-
- return retval;
-}
-
-void ft2232_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 ft2232_add_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size)
-{
- int num_bytes = (scan_size + 7) / 8;
- int bits_left = scan_size;
- int cur_byte = 0;
- int last_bit;
-
- if (!((!ir_scan && (cur_state == TAP_SD)) || (ir_scan && (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)");
- }
-
- /* add command for complete bytes */
- while (num_bytes > 1)
- {
- int thisrun_bytes;
- if (type == SCAN_IO)
- {
- /* Clock Data Bytes In and Out LSB First */
- BUFFER_ADD = 0x39;
- //DEBUG("added TDI bytes (io %i)", num_bytes);
- }
- else if (type == SCAN_OUT)
- {
- /* Clock Data Bytes Out on -ve Clock Edge LSB First (no Read) */
- BUFFER_ADD = 0x19;
- //DEBUG("added TDI bytes (o)");
- }
- else if (type == SCAN_IN)
- {
- /* Clock Data Bytes In on +ve Clock Edge LSB First (no Write) */
- BUFFER_ADD = 0x28;
- //DEBUG("added TDI bytes (i %i)", num_bytes);
- }
- thisrun_bytes = (num_bytes > 65537) ? 65536 : (num_bytes - 1);
- num_bytes -= thisrun_bytes;
- BUFFER_ADD = (thisrun_bytes - 1) & 0xff;
- BUFFER_ADD = ((thisrun_bytes - 1) >> 8) & 0xff;
- if (type != SCAN_IN)
- {
- /* add complete bytes */
- while(thisrun_bytes-- > 0)
- {
- BUFFER_ADD = buffer[cur_byte];
- cur_byte++;
- bits_left -= 8;
- }
- }
- else /* (type == SCAN_IN) */
- {
- bits_left -= 8 * (thisrun_bytes);
- }
- }
-
- /* the most signifcant bit is scanned during TAP movement */
- if (type != SCAN_IN)
- last_bit = (buffer[cur_byte] >> (bits_left - 1)) & 0x1;
- else
- last_bit = 0;
-
- /* process remaining bits but the last one */
- if (bits_left > 1)
- {
- if (type == SCAN_IO)
- {
- /* Clock Data Bits In and Out LSB First */
- BUFFER_ADD = 0x3b;
- //DEBUG("added TDI bits (io) %i", bits_left - 1);
- }
- else if (type == SCAN_OUT)
- {
- /* Clock Data Bits Out on -ve Clock Edge LSB First (no Read) */
- BUFFER_ADD = 0x1b;
- //DEBUG("added TDI bits (o)");
- }
- else if (type == SCAN_IN)
- {
- /* Clock Data Bits In on +ve Clock Edge LSB First (no Write) */
- BUFFER_ADD = 0x2a;
- //DEBUG("added TDI bits (i %i)", bits_left - 1);
- }
- BUFFER_ADD = bits_left - 2;
- if (type != SCAN_IN)
- BUFFER_ADD = buffer[cur_byte];
- }
-
- if ((ir_scan && (end_state == TAP_SI)) ||
- (!ir_scan && (end_state == TAP_SD)))
- {
- if (type == SCAN_IO)
- {
- /* Clock Data Bits In and Out LSB First */
- BUFFER_ADD = 0x3b;
- //DEBUG("added TDI bits (io) %i", bits_left - 1);
- }
- else if (type == SCAN_OUT)
- {
- /* Clock Data Bits Out on -ve Clock Edge LSB First (no Read) */
- BUFFER_ADD = 0x1b;
- //DEBUG("added TDI bits (o)");
- }
- else if (type == SCAN_IN)
- {
- /* Clock Data Bits In on +ve Clock Edge LSB First (no Write) */
- BUFFER_ADD = 0x2a;
- //DEBUG("added TDI bits (i %i)", bits_left - 1);
- }
- BUFFER_ADD = 0x0;
- BUFFER_ADD = last_bit;
- }
- else
- {
- /* move from Shift-IR/DR to end state */
- if (type != SCAN_OUT)
- {
- /* Clock Data to TMS/CS Pin with Read */
- BUFFER_ADD = 0x6b;
- //DEBUG("added TMS scan (read)");
- }
- else
- {
- /* Clock Data to TMS/CS Pin (no Read) */
- BUFFER_ADD = 0x4b;
- //DEBUG("added TMS scan (no read)");
- }
- BUFFER_ADD = 0x6;
- BUFFER_ADD = TAP_MOVE(cur_state, end_state) | (last_bit << 7);
- cur_state = end_state;
- }
-}
-
-int ft2232_large_scan(scan_command_t *cmd, enum scan_type type, u8 *buffer, int scan_size)
-{
- int num_bytes = (scan_size + 7) / 8;
- int bits_left = scan_size;
- int cur_byte = 0;
- int last_bit;
- u8 *receive_buffer = malloc(CEIL(scan_size, 8));
- u8 *receive_pointer = receive_buffer;
- u32 bytes_written;
- u32 bytes_read;
- int retval;
- int thisrun_read = 0;
-
- if (cmd->ir_scan)
- {
- ERROR("BUG: large IR scans are not supported");
- exit(-1);
- }
-
- if (cur_state != TAP_SD)
- {
- /* command "Clock Data to TMS/CS Pin (no Read)" */
- BUFFER_ADD = 0x4b;
- /* scan 7 bit */
- BUFFER_ADD = 0x6;
- /* TMS data bits */
- BUFFER_ADD = TAP_MOVE(cur_state, TAP_SD);
- cur_state = TAP_SD;
- }
-
- if ((retval = ft2232_write(ft2232_buffer, ft2232_buffer_size, &bytes_written)) != ERROR_OK)
- {
- ERROR("couldn't write MPSSE commands to FT2232");
- exit(-1);
- }
- DEBUG("ft2232_buffer_size: %i, bytes_written: %i", ft2232_buffer_size, bytes_written);
- ft2232_buffer_size = 0;
-
- /* add command for complete bytes */
- while (num_bytes > 1)
- {
- int thisrun_bytes;
-
- if (type == SCAN_IO)
- {
- /* Clock Data Bytes In and Out LSB First */
- BUFFER_ADD = 0x39;
- //DEBUG("added TDI bytes (io %i)", num_bytes);
- }
- else if (type == SCAN_OUT)
- {
- /* Clock Data Bytes Out on -ve Clock Edge LSB First (no Read) */
- BUFFER_ADD = 0x19;
- //DEBUG("added TDI bytes (o)");
- }
- else if (type == SCAN_IN)
- {
- /* Clock Data Bytes In on +ve Clock Edge LSB First (no Write) */
- BUFFER_ADD = 0x28;
- //DEBUG("added TDI bytes (i %i)", num_bytes);
- }
- thisrun_bytes = (num_bytes > 65537) ? 65536 : (num_bytes - 1);
- thisrun_read = thisrun_bytes;
- num_bytes -= thisrun_bytes;
- BUFFER_ADD = (thisrun_bytes - 1) & 0xff;
- BUFFER_ADD = ((thisrun_bytes - 1) >> 8) & 0xff;
- if (type != SCAN_IN)
- {
- /* add complete bytes */
- while(thisrun_bytes-- > 0)
- {
- BUFFER_ADD = buffer[cur_byte];
- cur_byte++;
- bits_left -= 8;
- }
- }
- else /* (type == SCAN_IN) */
- {
- bits_left -= 8 * (thisrun_bytes);
- }
-
- if ((retval = ft2232_write(ft2232_buffer, ft2232_buffer_size, &bytes_written)) != ERROR_OK)
- {
- ERROR("couldn't write MPSSE commands to FT2232");
- exit(-1);
- }
- DEBUG("ft2232_buffer_size: %i, bytes_written: %i", ft2232_buffer_size, bytes_written);
- ft2232_buffer_size = 0;
-
- if (type != SCAN_OUT)
- {
- if ((retval = ft2232_read(receive_pointer, thisrun_read, &bytes_read)) != ERROR_OK)
- {
- ERROR("couldn't read from FT2232");
- exit(-1);
- }
- DEBUG("thisrun_read: %i, bytes_read: %i", thisrun_read, bytes_read);
- receive_pointer += bytes_read;
- }
- }
-
- thisrun_read = 0;
-
- /* the most signifcant bit is scanned during TAP movement */
- if (type != SCAN_IN)
- last_bit = (buffer[cur_byte] >> (bits_left - 1)) & 0x1;
- else
- last_bit = 0;
-
- /* process remaining bits but the last one */
- if (bits_left > 1)
- {
- if (type == SCAN_IO)
- {
- /* Clock Data Bits In and Out LSB First */
- BUFFER_ADD = 0x3b;
- //DEBUG("added TDI bits (io) %i", bits_left - 1);
- }
- else if (type == SCAN_OUT)
- {
- /* Clock Data Bits Out on -ve Clock Edge LSB First (no Read) */
- BUFFER_ADD = 0x1b;
- //DEBUG("added TDI bits (o)");
- }
- else if (type == SCAN_IN)
- {
- /* Clock Data Bits In on +ve Clock Edge LSB First (no Write) */
- BUFFER_ADD = 0x2a;
- //DEBUG("added TDI bits (i %i)", bits_left - 1);
- }
- BUFFER_ADD = bits_left - 2;
- if (type != SCAN_IN)
- BUFFER_ADD = buffer[cur_byte];
-
- if (type != SCAN_OUT)
- thisrun_read += 2;
- }
-
- if (end_state == TAP_SD)
- {
- if (type == SCAN_IO)
- {
- /* Clock Data Bits In and Out LSB First */
- BUFFER_ADD = 0x3b;
- //DEBUG("added TDI bits (io) %i", bits_left - 1);
- }
- else if (type == SCAN_OUT)
- {
- /* Clock Data Bits Out on -ve Clock Edge LSB First (no Read) */
- BUFFER_ADD = 0x1b;
- //DEBUG("added TDI bits (o)");
- }
- else if (type == SCAN_IN)
- {
- /* Clock Data Bits In on +ve Clock Edge LSB First (no Write) */
- BUFFER_ADD = 0x2a;
- //DEBUG("added TDI bits (i %i)", bits_left - 1);
- }
- BUFFER_ADD = 0x0;
- BUFFER_ADD = last_bit;
- }
- else
- {
- /* move from Shift-IR/DR to end state */
- if (type != SCAN_OUT)
- {
- /* Clock Data to TMS/CS Pin with Read */
- BUFFER_ADD = 0x6b;
- //DEBUG("added TMS scan (read)");
- }
- else
- {
- /* Clock Data to TMS/CS Pin (no Read) */
- BUFFER_ADD = 0x4b;
- //DEBUG("added TMS scan (no read)");
- }
- BUFFER_ADD = 0x6;
- BUFFER_ADD = TAP_MOVE(cur_state, end_state) | (last_bit << 7);
- cur_state = end_state;
- }
-
- if (type != SCAN_OUT)
- thisrun_read += 1;
-
- if ((retval = ft2232_write(ft2232_buffer, ft2232_buffer_size, &bytes_written)) != ERROR_OK)
- {
- ERROR("couldn't write MPSSE commands to FT2232");
- exit(-1);
- }
- DEBUG("ft2232_buffer_size: %i, bytes_written: %i", ft2232_buffer_size, bytes_written);
- ft2232_buffer_size = 0;
-
- if (type != SCAN_OUT)
- {
- if ((retval = ft2232_read(receive_pointer, thisrun_read, &bytes_read)) != ERROR_OK)
- {
- ERROR("couldn't read from FT2232");
- exit(-1);
- }
- DEBUG("thisrun_read: %i, bytes_read: %i", thisrun_read, bytes_read);
- receive_pointer += bytes_read;
- }
-
- return ERROR_OK;
-}
-
-int ft2232_predict_scan_out(int scan_size, enum scan_type type)
-{
- int predicted_size = 3;
- int num_bytes = (scan_size - 1) / 8;
-
- if (cur_state != TAP_SD)
- predicted_size += 3;
-
- if (type == SCAN_IN) /* only from device to host */
- {
- /* complete bytes */
- predicted_size += (CEIL(num_bytes, 65536)) * 3;
- /* remaining bits - 1 (up to 7) */
- predicted_size += ((scan_size - 1) % 8) ? 2 : 0;
- }
- else /* host to device, or bidirectional */
- {
- /* complete bytes */
- predicted_size += num_bytes + (CEIL(num_bytes, 65536)) * 3;
- /* remaining bits -1 (up to 7) */
- predicted_size += ((scan_size - 1) % 8) ? 3 : 0;
- }
-
- return predicted_size;
-}
-
-int ft2232_predict_scan_in(int scan_size, enum scan_type type)
-{
- int predicted_size = 0;
-
- if (type != SCAN_OUT)
- {
- /* complete bytes */
- predicted_size += (CEIL(scan_size, 8) > 1) ? (CEIL(scan_size, 8) - 1) : 0;
- /* remaining bits - 1 */
- predicted_size += ((scan_size - 1) % 8) ? 1 : 0;
- /* last bit (from TMS scan) */
- predicted_size += 1;
- }
-
- //DEBUG("scan_size: %i, predicted_size: %i", scan_size, predicted_size);
-
- return predicted_size;
-}
-
-void usbjtag_reset(int trst, int srst)
-{
- if (trst == 1)
- {
- cur_state = TAP_TLR;
- if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
- low_direction |= nTRSTnOE; /* switch to output pin (output is low) */
- else
- low_output &= ~nTRST; /* switch output low */
- }
- else if (trst == 0)
- {
- if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
- low_direction &= ~nTRSTnOE; /* switch to input pin (high-Z + internal and external pullup) */
- else
- low_output |= nTRST; /* switch output high */
- }
-
- if (srst == 1)
- {
- if (jtag_reset_config & RESET_SRST_PUSH_PULL)
- low_output &= ~nSRST; /* switch output low */
- else
- low_direction |= nSRSTnOE; /* switch to output pin (output is low) */
- }
- else if (srst == 0)
- {
- if (jtag_reset_config & RESET_SRST_PUSH_PULL)
- low_output |= nSRST; /* switch output high */
- else
- low_direction &= ~nSRSTnOE; /* switch to input pin (high-Z) */
- }
-
- /* command "set data bits low byte" */
- BUFFER_ADD = 0x80;
- BUFFER_ADD = low_output;
- BUFFER_ADD = low_direction;
-
-}
-
-void jtagkey_reset(int trst, int srst)
-{
- if (trst == 1)
- {
- cur_state = TAP_TLR;
- if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
- high_output &= ~nTRSTnOE;
- else
- high_output &= ~nTRST;
- }
- else if (trst == 0)
- {
- if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
- high_output |= nTRSTnOE;
- else
- high_output |= nTRST;
- }
-
- if (srst == 1)
- {
- if (jtag_reset_config & RESET_SRST_PUSH_PULL)
- high_output &= ~nSRST;
- else
- high_output &= ~nSRSTnOE;
- }
- else if (srst == 0)
- {
- if (jtag_reset_config & RESET_SRST_PUSH_PULL)
- high_output |= nSRST;
- else
- high_output |= nSRSTnOE;
- }
-
- /* 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);
-}
-
-void olimex_jtag_reset(int trst, int srst)
-{
- if (trst == 1)
- {
- cur_state = TAP_TLR;
- if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
- high_output &= ~nTRSTnOE;
- else
- high_output &= ~nTRST;
- }
- else if (trst == 0)
- {
- if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
- high_output |= nTRSTnOE;
- else
- high_output |= nTRST;
- }
-
- if (srst == 1)
- {
- high_output |= nSRST;
- }
- else if (srst == 0)
- {
- high_output &= ~nSRST;
- }
-
- /* 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);
-}
-
-void flyswatter_reset(int trst, int srst)
-{
- if (trst == 1)
- {
- cur_state = TAP_TLR;
- low_output &= ~nTRST;
- }
- else if (trst == 0)
- {
- low_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;
- DEBUG("trst: %i, srst: %i, low_output: 0x%2.2x, low_direction: 0x%2.2x", trst, srst, low_output, low_direction);
-}
-
-void turtle_reset(int trst, int srst)
-{
- trst = trst;
-
- 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;
- DEBUG("srst: %i, low_output: 0x%2.2x, low_direction: 0x%2.2x", srst, low_output, low_direction);
-}
-
-void comstick_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)
- {
- high_output &= ~nSRST;
- }
- else if (srst == 0)
- {
- high_output |= nSRST;
- }
-
- /* 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);
-}
-
-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 */
- jtag_command_t *first_unsent = cmd; /* next command that has to be sent */
- u8 *buffer;
- int scan_size; /* size of IR or DR scan */
- enum scan_type type;
- int i;
- int predicted_size = 0;
- int require_send = 0;
- int retval;
-
- /* return ERROR_OK, unless ft2232_send_and_recv reports a failed check
- * that wasn't handled by a caller-provided error handler
- */
- retval = ERROR_OK;
-
- ft2232_buffer_size = 0;
- ft2232_expect_read = 0;
-
- /* blink, if the current layout has that feature */
- if (layout->blink)
- layout->blink();
-
- while (cmd)
- {
- switch(cmd->type)
- {
- case JTAG_END_STATE:
- if (cmd->cmd.end_state->end_state != -1)
- ft2232_end_state(cmd->cmd.end_state->end_state);
- break;
- case JTAG_RESET:
- /* only send the maximum buffer size that FT2232C can handle */
- predicted_size = 3;
- if (ft2232_buffer_size + predicted_size + 1 > FT2232_BUFFER_SIZE)
- {
- if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
- retval = ERROR_JTAG_QUEUE_FAILED;
- require_send = 0;
- first_unsent = cmd;
- }
-
- 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 */
- predicted_size = 0;
- if (cur_state != TAP_RTI)
- predicted_size += 3;
- predicted_size += 3 * CEIL(cmd->cmd.runtest->num_cycles, 7);
- if ((cmd->cmd.runtest->end_state != -1) && (cmd->cmd.runtest->end_state != TAP_RTI))
- predicted_size += 3;
- if ((cmd->cmd.runtest->end_state == -1) && (end_state != TAP_RTI))
- predicted_size += 3;
- if (ft2232_buffer_size + predicted_size + 1 > FT2232_BUFFER_SIZE)
- {
- if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
- retval = ERROR_JTAG_QUEUE_FAILED;
- require_send = 0;
- first_unsent = cmd;
- }
- if (cur_state != TAP_RTI)
- {
- /* command "Clock Data to TMS/CS Pin (no Read)" */
- BUFFER_ADD = 0x4b;
- /* scan 7 bit */
- BUFFER_ADD = 0x6;
- /* TMS data bits */
- BUFFER_ADD = TAP_MOVE(cur_state, TAP_RTI);
- cur_state = TAP_RTI;
- require_send = 1;
- }
- i = cmd->cmd.runtest->num_cycles;
- while (i > 0)
- {
- /* command "Clock Data to TMS/CS Pin (no Read)" */
- BUFFER_ADD = 0x4b;
- /* scan 7 bit */
- BUFFER_ADD = (i > 7) ? 6 : (i - 1);
- /* TMS data bits */
- BUFFER_ADD = 0x0;
- cur_state = TAP_RTI;
- i -= (i > 7) ? 7 : i;
- //DEBUG("added TMS scan (no read)");
- }
- if (cmd->cmd.runtest->end_state != -1)
- ft2232_end_state(cmd->cmd.runtest->end_state);
- if (cur_state != end_state)
- {
- /* command "Clock Data to TMS/CS Pin (no Read)" */
- BUFFER_ADD = 0x4b;
- /* scan 7 bit */
- BUFFER_ADD = 0x6;
- /* TMS data bits */
- BUFFER_ADD = TAP_MOVE(cur_state, end_state);
- cur_state = end_state;
- //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 */
- predicted_size = 3;
- if (ft2232_buffer_size + predicted_size + 1 > FT2232_BUFFER_SIZE)
- {
- if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
- retval = ERROR_JTAG_QUEUE_FAILED;
- require_send = 0;
- first_unsent = cmd;
- }
- if (cmd->cmd.statemove->end_state != -1)
- ft2232_end_state(cmd->cmd.statemove->end_state);
- /* command "Clock Data to TMS/CS Pin (no Read)" */
- BUFFER_ADD = 0x4b;
- /* scan 7 bit */
- BUFFER_ADD = 0x6;
- /* TMS data bits */
- BUFFER_ADD = TAP_MOVE(cur_state, end_state);
- //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 (ft2232_buffer_size + predicted_size + 1 > FT2232_BUFFER_SIZE)
- {
- if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
- retval = ERROR_JTAG_QUEUE_FAILED;
- require_send = 0;
- first_unsent = cmd;
- }
- ft2232_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);
- type = jtag_scan_type(cmd->cmd.scan);
- predicted_size = ft2232_predict_scan_out(scan_size, type);
- if ((predicted_size + 1) > FT2232_BUFFER_SIZE)
- {
- DEBUG("oversized ft2232 scan (predicted_size > FT2232_BUFFER_SIZE)");
- /* unsent commands before this */
- if (first_unsent != cmd)
- if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
- retval = ERROR_JTAG_QUEUE_FAILED;
-
- /* current command */
- if (cmd->cmd.scan->end_state != -1)
- ft2232_end_state(cmd->cmd.scan->end_state);
- ft2232_large_scan(cmd->cmd.scan, type, buffer, scan_size);
- require_send = 0;
- first_unsent = cmd->next;
- if (buffer)
- free(buffer);
- break;
- }
- else if (ft2232_buffer_size + predicted_size + 1 > FT2232_BUFFER_SIZE)
- {
- DEBUG("ft2232 buffer size reached, sending queued commands (first_unsent: %p, cmd: %p)", first_unsent, cmd);
- if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
- retval = ERROR_JTAG_QUEUE_FAILED;
- require_send = 0;
- first_unsent = cmd;
- }
- ft2232_expect_read += ft2232_predict_scan_in(scan_size, type);
- //DEBUG("new read size: %i", ft2232_expect_read);
- if (cmd->cmd.scan->end_state != -1)
- ft2232_end_state(cmd->cmd.scan->end_state);
- ft2232_add_scan(cmd->cmd.scan->ir_scan, type, buffer, scan_size);
- 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:
- if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
- retval = ERROR_JTAG_QUEUE_FAILED;
- 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");
- exit(-1);
- }
- cmd = cmd->next;
- }
-
- if (require_send > 0)
- if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
- retval = ERROR_JTAG_QUEUE_FAILED;
-
- return retval;
-}
-
-#if BUILD_FT2232_FTD2XX == 1
-static int ft2232_init_ftd2xx(u16 vid, u16 pid, int more, int *try_more)
-{
- FT_STATUS status;
- DWORD openex_flags = 0;
- char *openex_string = NULL;
- u8 latency_timer;
-
- DEBUG("'ft2232' interface using FTD2XX with '%s' layout (%4.4x:%4.4x)",
- ft2232_layout, vid, pid);
-
-#if IS_WIN32 == 0
- /* Add non-standard Vid/Pid to the linux driver */
- if ((status = FT_SetVIDPID(vid, pid)) != FT_OK)
- {
- WARNING("couldn't add %4.4x:%4.4x",
- vid, pid);
- }
-#endif
-
- if (ft2232_device_desc && ft2232_serial)
- {
- WARNING("can't open by device description and serial number, giving precedence to serial");
- ft2232_device_desc = NULL;
- }
-
- if (ft2232_device_desc)
- {
- openex_string = ft2232_device_desc;
- openex_flags = FT_OPEN_BY_DESCRIPTION;
- }
- else if (ft2232_serial)
- {
- openex_string = ft2232_serial;
- openex_flags = FT_OPEN_BY_SERIAL_NUMBER;
- }
- else
- {
- ERROR("neither device description nor serial number specified");
- ERROR("please add \"ft2232_device_desc <string>\" or \"ft2232_serial <string>\" to your .cfg file");
-
- return ERROR_JTAG_INIT_FAILED;
- }
-
- if ((status = FT_OpenEx(openex_string, openex_flags, &ftdih)) != FT_OK)
- {
- DWORD num_devices;
-
- if (more) {
- WARNING("unable to open ftdi device (trying more): %lu",
- status);
- *try_more = 1;
- return ERROR_JTAG_INIT_FAILED;
- }
- ERROR("unable to open ftdi device: %lu", status);
- status = FT_ListDevices(&num_devices, NULL, FT_LIST_NUMBER_ONLY);
- if (status == FT_OK)
- {
- char **desc_array = malloc(sizeof(char*) * (num_devices + 1));
- int i;
-
- for (i = 0; i < num_devices; i++)
- desc_array[i] = malloc(64);
- desc_array[num_devices] = NULL;
-
- status = FT_ListDevices(desc_array, &num_devices, FT_LIST_ALL | openex_flags);
-
- if (status == FT_OK)
- {
- ERROR("ListDevices: %lu\n", num_devices);
- for (i = 0; i < num_devices; i++)
- ERROR("%i: %s", i, desc_array[i]);
- }
-
- for (i = 0; i < num_devices; i++)
- free(desc_array[i]);
- free(desc_array);
- }
- else
- {
- printf("ListDevices: NONE\n");
- }
- return ERROR_JTAG_INIT_FAILED;
- }
-
- if ((status = FT_SetLatencyTimer(ftdih, ft2232_latency)) != FT_OK)
- {
- ERROR("unable to set latency timer: %lu", status);
- return ERROR_JTAG_INIT_FAILED;
- }
-
- if ((status = FT_GetLatencyTimer(ftdih, &latency_timer)) != FT_OK)
- {
- ERROR("unable to get latency timer: %lu", status);
- return ERROR_JTAG_INIT_FAILED;
- }
- else
- {
- DEBUG("current latency timer: %i", latency_timer);
- }
-
- if ((status = FT_SetTimeouts(ftdih, 5000, 5000)) != FT_OK)
- {
- ERROR("unable to set timeouts: %lu", status);
- return ERROR_JTAG_INIT_FAILED;
- }
-
- if ((status = FT_SetBitMode(ftdih, 0x0b, 2)) != FT_OK)
- {
- ERROR("unable to enable bit i/o mode: %lu", status);
- return ERROR_JTAG_INIT_FAILED;
- }
-
- return ERROR_OK;
-}
-
-static int ft2232_purge_ftd2xx(void)
-{
- FT_STATUS status;
-
- if ((status = FT_Purge(ftdih, FT_PURGE_RX | FT_PURGE_TX)) != FT_OK)
- {
- ERROR("error purging ftd2xx device: %lu", status);
- return ERROR_JTAG_INIT_FAILED;
- }
-
- return ERROR_OK;
-}
-#endif /* BUILD_FT2232_FTD2XX == 1 */
-
-#if BUILD_FT2232_LIBFTDI == 1
-static int ft2232_init_libftdi(u16 vid, u16 pid, int more, int *try_more)
-{
- u8 latency_timer;
-
- DEBUG("'ft2232' interface using libftdi with '%s' layout (%4.4x:%4.4x)",
- ft2232_layout, vid, pid);
-
- if (ftdi_init(&ftdic) < 0)
- return ERROR_JTAG_INIT_FAILED;
-
- /* context, vendor id, product id */
- if (ftdi_usb_open_desc(&ftdic, vid, pid, ft2232_device_desc,
- ft2232_serial) < 0) {
- if (more)
- WARNING("unable to open ftdi device (trying more): %s",
- ftdic.error_str);
- else
- ERROR("unable to open ftdi device: %s", ftdic.error_str);
- *try_more = 1;
- return ERROR_JTAG_INIT_FAILED;
- }
-
- if (ftdi_set_interface(&ftdic, INTERFACE_A) < 0)
- {
- ERROR("unable to select FT2232 channel A: %s", ftdic.error_str);
- return ERROR_JTAG_INIT_FAILED;
- }
-
- if (ftdi_usb_reset(&ftdic) < 0)
- {
- ERROR("unable to reset ftdi device");
- return ERROR_JTAG_INIT_FAILED;
- }
-
- if (ftdi_set_latency_timer(&ftdic, ft2232_latency) < 0)
- {
- ERROR("unable to set latency timer");
- return ERROR_JTAG_INIT_FAILED;
- }
-
- if (ftdi_get_latency_timer(&ftdic, &latency_timer) < 0)
- {
- ERROR("unable to get latency timer");
- return ERROR_JTAG_INIT_FAILED;
- }
- else
- {
- DEBUG("current latency timer: %i", latency_timer);
- }
-
- ftdi_set_bitmode(&ftdic, 0x0b, 2); /* ctx, JTAG I/O mask */
-
- return ERROR_OK;
-}
-
-static int ft2232_purge_libftdi(void)
-{
- if (ftdi_usb_purge_buffers(&ftdic) < 0)
- {
- ERROR("ftdi_purge_buffers: %s", ftdic.error_str);
- return ERROR_JTAG_INIT_FAILED;
- }
-
- return ERROR_OK;
-}
-#endif /* BUILD_FT2232_LIBFTDI == 1 */
-
-int ft2232_init(void)
-{
- u8 buf[1];
- int retval;
- u32 bytes_written;
- ft2232_layout_t *cur_layout = ft2232_layouts;
- int i;
-
- if ((ft2232_layout == NULL) || (ft2232_layout[0] == 0))
- {
- ft2232_layout = "usbjtag";
- WARNING("No ft2232 layout specified, using default 'usbjtag'");
- }
-
- while (cur_layout->name)
- {
- if (strcmp(cur_layout->name, ft2232_layout) == 0)
- {
- layout = cur_layout;
- break;
- }
- cur_layout++;
- }
-
- if (!layout)
- {
- ERROR("No matching layout found for %s", ft2232_layout);
- return ERROR_JTAG_INIT_FAILED;
- }
-
- for (i = 0; 1; i++) {
- /*
- * "more indicates that there are more IDs to try, so we should
- * not print an error for an ID mismatch (but for anything
- * else, we should).
- *
- * try_more indicates that the error code returned indicates an
- * ID mismatch (and nothing else) and that we should proceeed
- * with the next ID pair.
- */
- int more = ft2232_vid[i+1] || ft2232_pid[i+1];
- int try_more = 0;
-
-#if BUILD_FT2232_FTD2XX == 1
- retval = ft2232_init_ftd2xx(ft2232_vid[i], ft2232_pid[i],
- more, &try_more);
-#elif BUILD_FT2232_LIBFTDI == 1
- retval = ft2232_init_libftdi(ft2232_vid[i], ft2232_pid[i],
- more, &try_more);
-#endif
- if (retval >= 0)
- break;
- if (!more || !try_more)
- return retval;
- }
-
- ft2232_buffer_size = 0;
- ft2232_buffer = malloc(FT2232_BUFFER_SIZE);
-
- if (layout->init() != ERROR_OK)
- return ERROR_JTAG_INIT_FAILED;
-
- ft2232_speed(jtag_speed);
-
- buf[0] = 0x85; /* Disconnect TDI/DO to TDO/DI for Loopback */
- if (((retval = ft2232_write(buf, 1, &bytes_written)) != ERROR_OK) || (bytes_written != 1))
- {
- ERROR("couldn't write to FT2232 to disable loopback");
- return ERROR_JTAG_INIT_FAILED;
- }
-
-#if BUILD_FT2232_FTD2XX == 1
- return ft2232_purge_ftd2xx();
-#elif BUILD_FT2232_LIBFTDI == 1
- return ft2232_purge_libftdi();
-#endif
-
- return ERROR_OK;
-}
-
-int usbjtag_init(void)
-{
- u8 buf[3];
- u32 bytes_written;
-
- low_output = 0x08;
- low_direction = 0x0b;
-
- if (strcmp(ft2232_layout, "usbjtag") == 0)
- {
- nTRST = 0x10;
- nTRSTnOE = 0x10;
- nSRST = 0x40;
- nSRSTnOE = 0x40;
- }
- else if (strcmp(ft2232_layout, "signalyzer") == 0)
- {
- nTRST = 0x10;
- nTRSTnOE = 0x10;
- nSRST = 0x20;
- nSRSTnOE = 0x20;
- }
- else if (strcmp(ft2232_layout, "evb_lm3s811") == 0)
- {
- nTRST = 0x0;
- nTRSTnOE = 0x00;
- nSRST = 0x20;
- nSRSTnOE = 0x20;
- low_output = 0x88;
- low_direction = 0x8b;
- }
- else
- {
- ERROR("BUG: usbjtag_init called for unknown layout '%s'", ft2232_layout);
- return ERROR_JTAG_INIT_FAILED;
- }
-
- if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
- {
- low_direction &= ~nTRSTnOE; /* nTRST input */
- low_output &= ~nTRST; /* nTRST = 0 */
- }
- else
- {
- low_direction |= nTRSTnOE; /* nTRST output */
- low_output |= nTRST; /* nTRST = 1 */
- }
-
- if (jtag_reset_config & RESET_SRST_PUSH_PULL)
- {
- low_direction |= nSRSTnOE; /* nSRST output */
- low_output |= nSRST; /* nSRST = 1 */
- }
- else
- {
- low_direction &= ~nSRSTnOE; /* nSRST input */
- low_output &= ~nSRST; /* nSRST = 0 */
- }
-
- /* 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, xRST high) */
- buf[2] = low_direction; /* dir (output=1), TCK/TDI/TMS=out, TDO=in */
- 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 'USBJTAG' layout");
- return ERROR_JTAG_INIT_FAILED;
- }
-
- return ERROR_OK;
-}
-
-int jtagkey_init(void)
-{
- u8 buf[3];
- u32 bytes_written;
-
- low_output = 0x08;
- low_direction = 0x1b;
-
- /* 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 'JTAGkey' layout");
- return ERROR_JTAG_INIT_FAILED;
- }
-
- if (strcmp(layout->name, "jtagkey") == 0)
- {
- nTRST = 0x01;
- nTRSTnOE = 0x4;
- nSRST = 0x02;
- nSRSTnOE = 0x08;
- }
- else if ((strcmp(layout->name, "jtagkey_prototype_v1") == 0) ||
- (strcmp(layout->name, "oocdlink") == 0))
- {
- nTRST = 0x02;
- nTRSTnOE = 0x1;
- nSRST = 0x08;
- nSRSTnOE = 0x04;
- }
- else
- {
- ERROR("BUG: jtagkey_init called for non jtagkey layout");
- exit(-1);
- }
-
- high_output = 0x0;
- high_direction = 0x0f;
-
- if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
- {
- high_output |= nTRSTnOE;
- high_output &= ~nTRST;
- }
- else
- {
- high_output &= ~nTRSTnOE;
- high_output |= nTRST;
- }
-
- if (jtag_reset_config & RESET_SRST_PUSH_PULL)
- {
- high_output &= ~nSRSTnOE;
- high_output |= nSRST;
- }
- else
- {
- high_output |= nSRSTnOE;
- high_output &= ~nSRST;
- }
-
- /* initialize high port */
- buf[0] = 0x82; /* command "set data bits high byte" */
- buf[1] = high_output; /* value */
- buf[2] = high_direction; /* all outputs (xRST and xRSTnOE) */
- 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 'JTAGkey' layout");
- return ERROR_JTAG_INIT_FAILED;
- }
-
- return ERROR_OK;
-}
-
-int olimex_jtag_init(void)
-{
- u8 buf[3];
- u32 bytes_written;
-
- low_output = 0x08;
- low_direction = 0x1b;
-
- /* 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 'JTAGkey' layout");
- return ERROR_JTAG_INIT_FAILED;
- }
-
- nTRST = 0x01;
- nTRSTnOE = 0x4;
- nSRST = 0x02;
- nSRSTnOE = 0x00; /* no output enable for nSRST */
-
- high_output = 0x0;
- high_direction = 0x0f;
-
- if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
- {
- high_output |= nTRSTnOE;
- high_output &= ~nTRST;
- }
- else
- {
- high_output &= ~nTRSTnOE;
- high_output |= nTRST;
- }
-
- if (jtag_reset_config & RESET_SRST_PUSH_PULL)
- {
- ERROR("can't set nSRST to push-pull on the Olimex ARM-USB-OCD");
- }
- else
- {
- high_output &= ~nSRST;
- }
-
- /* turn red LED on */
- high_output |= 0x08;
-
- /* initialize high port */
- buf[0] = 0x82; /* command "set data bits high byte" */
- buf[1] = high_output; /* value */
- buf[2] = high_direction; /* all outputs (xRST and xRSTnOE) */
- 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 'JTAGkey' layout");
- return ERROR_JTAG_INIT_FAILED;
- }
-
- return ERROR_OK;
-}
-
-int flyswatter_init(void)
-{
- u8 buf[3];
- u32 bytes_written;
-
- low_output = 0x18;
- low_direction = 0xfb;
-
- /* 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[12]=out, n[ST]srst=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 'flyswatter' layout");
- return ERROR_JTAG_INIT_FAILED;
- }
-
- nTRST = 0x10;
- nTRSTnOE = 0x0; /* not output enable for nTRST */
- nSRST = 0x20;
- nSRSTnOE = 0x00; /* no output enable for nSRST */
-
- high_output = 0x00;
- high_direction = 0x0c;
-
- /* turn red LED1 on, LED2 off */
- high_output |= 0x08;
-
- /* initialize high port */
- buf[0] = 0x82; /* command "set data bits high byte" */
- buf[1] = high_output; /* value */
- buf[2] = high_direction; /* all outputs (xRST and xRSTnOE) */
- 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 'flyswatter' layout");
- return ERROR_JTAG_INIT_FAILED;
- }
-
- return ERROR_OK;
-}
-
-int turtle_init(void)
-{
- u8 buf[3];
- u32 bytes_written;
-
- low_output = 0x08;
- low_direction = 0x5b;
-
- /* 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 'turtelizer2' layout");
- return ERROR_JTAG_INIT_FAILED;
- }
-
- nSRST = 0x40;
-
- high_output = 0x00;
- high_direction = 0x0C;
-
- /* 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 'turtelizer2' layout");
- return ERROR_JTAG_INIT_FAILED;
- }
-
- return ERROR_OK;
-}
-
-int comstick_init(void)
-{
- u8 buf[3];
- u32 bytes_written;
-
- low_output = 0x08;
- low_direction = 0x0b;
-
- /* 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 'comstick' layout");
- return ERROR_JTAG_INIT_FAILED;
- }
-
- nTRST = 0x01;
- nTRSTnOE = 0x00; /* no output enable for nTRST */
- nSRST = 0x02;
- nSRSTnOE = 0x00; /* no output enable for nSRST */
-
- high_output = 0x03;
- 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 'comstick' layout");
- return ERROR_JTAG_INIT_FAILED;
- }
-
- 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
- * ACBUS3 is bit 3 of the GPIOH port
- */
- if (high_output & 0x08)
- {
- /* set port pin high */
- high_output &= 0x07;
- }
- else
- {
- /* set port pin low */
- high_output |= 0x08;
- }
-
- BUFFER_ADD = 0x82;
- BUFFER_ADD = high_output;
- BUFFER_ADD = high_direction;
-}
-
-void turtle_jtag_blink(void)
-{
- /*
- * Turtelizer2 has two LEDs connected to ACBUS2 and ACBUS3
- */
- if (high_output & 0x08)
- {
- high_output = 0x04;
- }
- else
- {
- high_output = 0x08;
- }
-
- BUFFER_ADD = 0x82;
- BUFFER_ADD = high_output;
- BUFFER_ADD = high_direction;
-}
-
-
-int ft2232_quit(void)
-{
-#if BUILD_FT2232_FTD2XX == 1
- FT_STATUS status;
-
- status = FT_Close(ftdih);
-#elif BUILD_FT2232_LIBFTDI == 1
- ftdi_disable_bitbang(&ftdic);
-
- ftdi_usb_close(&ftdic);
-
- ftdi_deinit(&ftdic);
-#endif
-
- free(ft2232_buffer);
- ft2232_buffer = NULL;
-
- return ERROR_OK;
-}
-
-int ft2232_handle_device_desc_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- if (argc == 1)
- {
- ft2232_device_desc = strdup(args[0]);
- }
- else
- {
- ERROR("expected exactly one argument to ft2232_device_desc <description>");
- }
-
- return ERROR_OK;
-}
-
-int ft2232_handle_serial_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- if (argc == 1)
- {
- ft2232_serial = strdup(args[0]);
- }
- else
- {
- ERROR("expected exactly one argument to ft2232_serial <serial-number>");
- }
-
- return ERROR_OK;
-}
-
-int ft2232_handle_layout_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- if (argc == 0)
- return ERROR_OK;
-
- ft2232_layout = malloc(strlen(args[0]) + 1);
- strcpy(ft2232_layout, args[0]);
-
- return ERROR_OK;
-}
-
-int ft2232_handle_vid_pid_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- int i;
-
- if (argc > MAX_USB_IDS*2) {
- WARNING("ignoring extra IDs in ft2232_vid_pid "
- "(maximum is %d pairs)", MAX_USB_IDS);
- argc = MAX_USB_IDS*2;
- }
- if (argc < 2 || (argc & 1))
- {
- WARNING("incomplete ft2232_vid_pid configuration directive");
- if (argc < 2)
- return ERROR_OK;
- }
-
- for (i = 0; i+1 < argc; i += 2) {
- ft2232_vid[i >> 1] = strtol(args[i], NULL, 0);
- ft2232_pid[i >> 1] = strtol(args[i+1], NULL, 0);
- }
- /*
- * Explicitly terminate, in case there are multiples instances of
- * ft2232_vid_pid.
- */
- ft2232_vid[i >> 1] = ft2232_pid[i >> 1] = 0;
-
- return ERROR_OK;
-}
-
-int ft2232_handle_latency_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- if (argc == 1)
- {
- ft2232_latency = atoi(args[0]);
- }
- else
- {
- ERROR("expected exactly one argument to ft2232_latency <ms>");
- }
-
- return ERROR_OK;
-}
-
-
+/***************************************************************************
+ * Copyright (C) 2004, 2006 by Dominic Rath *
+ * Dominic.Rath@gmx.de *
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
+ * 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. *
+ ***************************************************************************/
+#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>
+#include <stdlib.h>
+#include <unistd.h>
+
+/* FT2232 access library includes */
+#if BUILD_FT2232_FTD2XX == 1
+#include <ftd2xx.h>
+#elif BUILD_FT2232_LIBFTDI == 1
+#include <ftdi.h>
+#endif
+
+#include <sys/time.h>
+#include <time.h>
+
+/* enable this to debug io latency
+ */
+#if 0
+#define _DEBUG_USB_IO_
+#endif
+
+/* enable this to debug communication
+ */
+#if 0
+#define _DEBUG_USB_COMMS_
+#endif
+
+int ft2232_execute_queue(void);
+
+int ft2232_speed(int speed);
+int ft2232_register_commands(struct command_context_s *cmd_ctx);
+int ft2232_init(void);
+int ft2232_quit(void);
+
+int ft2232_handle_device_desc_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int ft2232_handle_serial_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int ft2232_handle_layout_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int ft2232_handle_vid_pid_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int ft2232_handle_latency_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+
+char *ft2232_device_desc = NULL;
+char *ft2232_serial = NULL;
+char *ft2232_layout = NULL;
+unsigned char ft2232_latency = 2;
+
+#define MAX_USB_IDS 8
+/* vid = pid = 0 marks the end of the list */
+static u16 ft2232_vid[MAX_USB_IDS+1] = { 0x0403, 0 };
+static u16 ft2232_pid[MAX_USB_IDS+1] = { 0x6010, 0 };
+
+typedef struct ft2232_layout_s
+{
+ char* name;
+ int(*init)(void);
+ void(*reset)(int trst, int srst);
+ void(*blink)(void);
+} ft2232_layout_t;
+
+/* init procedures for supported layouts */
+int usbjtag_init(void);
+int jtagkey_init(void);
+int olimex_jtag_init(void);
+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 jtagkey_reset(int trst, int srst);
+void olimex_jtag_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);
+void turtle_jtag_blink(void);
+
+ft2232_layout_t ft2232_layouts[] =
+{
+ {"usbjtag", usbjtag_init, usbjtag_reset, NULL},
+ {"jtagkey", jtagkey_init, jtagkey_reset, NULL},
+ {"jtagkey_prototype_v1", jtagkey_init, jtagkey_reset, NULL},
+ {"oocdlink", jtagkey_init, jtagkey_reset, NULL},
+ {"signalyzer", usbjtag_init, usbjtag_reset, NULL},
+ {"evb_lm3s811", usbjtag_init, usbjtag_reset, NULL},
+ {"olimex-jtag", olimex_jtag_init, olimex_jtag_reset, olimex_jtag_blink},
+ {"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},
+};
+
+static u8 nTRST, nTRSTnOE, nSRST, nSRSTnOE;
+
+static ft2232_layout_t *layout;
+static u8 low_output = 0x0;
+static u8 low_direction = 0x0;
+static u8 high_output = 0x0;
+static u8 high_direction = 0x0;
+
+#if BUILD_FT2232_FTD2XX == 1
+static FT_HANDLE ftdih = NULL;
+#elif BUILD_FT2232_LIBFTDI == 1
+static struct ftdi_context ftdic;
+#endif
+
+static u8 *ft2232_buffer = NULL;
+static int ft2232_buffer_size = 0;
+static int ft2232_read_pointer = 0;
+static int ft2232_expect_read = 0;
+#define FT2232_BUFFER_SIZE 131072
+#define BUFFER_ADD ft2232_buffer[ft2232_buffer_size++]
+#define BUFFER_READ ft2232_buffer[ft2232_read_pointer++]
+
+jtag_interface_t ft2232_interface =
+{
+
+ .name = "ft2232",
+
+ .execute_queue = ft2232_execute_queue,
+
+ .speed = ft2232_speed,
+ .register_commands = ft2232_register_commands,
+ .init = ft2232_init,
+ .quit = ft2232_quit,
+};
+
+int ft2232_write(u8 *buf, int size, u32* bytes_written)
+{
+#if BUILD_FT2232_FTD2XX == 1
+ FT_STATUS status;
+ DWORD dw_bytes_written;
+ if ((status = FT_Write(ftdih, buf, size, &dw_bytes_written)) != FT_OK)
+ {
+ *bytes_written = dw_bytes_written;
+ ERROR("FT_Write returned: %lu", status);
+ return ERROR_JTAG_DEVICE_ERROR;
+ }
+ else
+ {
+ *bytes_written = dw_bytes_written;
+ return ERROR_OK;
+ }
+#elif BUILD_FT2232_LIBFTDI == 1
+ int retval;
+ if ((retval = ftdi_write_data(&ftdic, buf, size)) < 0)
+ {
+ *bytes_written = 0;
+ ERROR("ftdi_write_data: %s", ftdi_get_error_string(&ftdic));
+ return ERROR_JTAG_DEVICE_ERROR;
+ }
+ else
+ {
+ *bytes_written = retval;
+ return ERROR_OK;
+ }
+#endif
+}
+
+int ft2232_read(u8* buf, int size, u32* bytes_read)
+{
+#if BUILD_FT2232_FTD2XX == 1
+ DWORD dw_bytes_read;
+ FT_STATUS status;
+ int timeout = 5;
+ *bytes_read = 0;
+
+ while ((*bytes_read < size) && timeout--)
+ {
+ if ((status = FT_Read(ftdih, buf + *bytes_read, size -
+ *bytes_read, &dw_bytes_read)) != FT_OK)
+ {
+ *bytes_read = 0;
+ ERROR("FT_Read returned: %lu", status);
+ return ERROR_JTAG_DEVICE_ERROR;
+ }
+ *bytes_read += dw_bytes_read;
+ }
+#elif BUILD_FT2232_LIBFTDI == 1
+ int retval;
+ int timeout = 100;
+ *bytes_read = 0;
+
+ while ((*bytes_read < size) && timeout--)
+ {
+ if ((retval = ftdi_read_data(&ftdic, buf + *bytes_read, size - *bytes_read)) < 0)
+ {
+ *bytes_read = 0;
+ ERROR("ftdi_read_data: %s", ftdi_get_error_string(&ftdic));
+ return ERROR_JTAG_DEVICE_ERROR;
+ }
+ *bytes_read += retval;
+ }
+#endif
+
+ if (*bytes_read < size)
+ {
+ ERROR("couldn't read the requested number of bytes from FT2232 device (%i < %i)", *bytes_read, size);
+ return ERROR_JTAG_DEVICE_ERROR;
+ }
+
+ return ERROR_OK;
+}
+
+int ft2232_speed(int speed)
+{
+ u8 buf[3];
+ int retval;
+ u32 bytes_written;
+
+ buf[0] = 0x86; /* command "set divisor" */
+ buf[1] = speed & 0xff; /* valueL (0=6MHz, 1=3MHz, 2=2.0MHz, ...*/
+ buf[2] = (speed >> 8) & 0xff; /* valueH */
+
+ DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);
+ if (((retval = ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))
+ {
+ ERROR("couldn't set FT2232 TCK speed");
+ return retval;
+ }
+
+ jtag_speed = speed;
+
+ return ERROR_OK;
+}
+
+int ft2232_register_commands(struct command_context_s *cmd_ctx)
+{
+ register_command(cmd_ctx, NULL, "ft2232_device_desc", ft2232_handle_device_desc_command,
+ COMMAND_CONFIG, NULL);
+ register_command(cmd_ctx, NULL, "ft2232_serial", ft2232_handle_serial_command,
+ COMMAND_CONFIG, NULL);
+ register_command(cmd_ctx, NULL, "ft2232_layout", ft2232_handle_layout_command,
+ COMMAND_CONFIG, NULL);
+ register_command(cmd_ctx, NULL, "ft2232_vid_pid", ft2232_handle_vid_pid_command,
+ COMMAND_CONFIG, NULL);
+ register_command(cmd_ctx, NULL, "ft2232_latency", ft2232_handle_latency_command,
+ COMMAND_CONFIG, NULL);
+ return ERROR_OK;
+}
+
+void ft2232_end_state(enum tap_state state)
+{
+ if (tap_move_map[state] != -1)
+ end_state = state;
+ else
+ {
+ ERROR("BUG: %i is not a valid end state", state);
+ exit(-1);
+ }
+}
+
+void ft2232_read_scan(enum scan_type type, u8* buffer, int scan_size)
+{
+ int num_bytes = ((scan_size + 7) / 8);
+ int bits_left = scan_size;
+ int cur_byte = 0;
+
+ while(num_bytes-- > 1)
+ {
+ buffer[cur_byte] = BUFFER_READ;
+ cur_byte++;
+ bits_left -= 8;
+ }
+
+ buffer[cur_byte] = 0x0;
+
+ if (bits_left > 1)
+ {
+ buffer[cur_byte] = BUFFER_READ >> 1;
+ }
+
+ buffer[cur_byte] = (buffer[cur_byte] | ((BUFFER_READ & 0x02) << 6)) >> (8 - bits_left);
+
+}
+
+void ft2232_debug_dump_buffer(void)
+{
+ int i;
+ char line[256];
+ char *line_p = line;
+
+ for (i = 0; i < ft2232_buffer_size; i++)
+ {
+ line_p += snprintf(line_p, 256 - (line_p - line), "%2.2x ", ft2232_buffer[i]);
+ if (i % 16 == 15)
+ {
+ DEBUG("%s", line);
+ line_p = line;
+ }
+ }
+
+ if (line_p != line)
+ DEBUG("%s", line);
+}
+
+int ft2232_send_and_recv(jtag_command_t *first, jtag_command_t *last)
+{
+ jtag_command_t *cmd;
+ u8 *buffer;
+ int scan_size;
+ enum scan_type type;
+ int retval;
+ u32 bytes_written;
+ u32 bytes_read;
+
+#ifdef _DEBUG_USB_IO_
+ struct timeval start, inter, inter2, end;
+ struct timeval d_inter, d_inter2, d_end;
+#endif
+
+#ifdef _DEBUG_USB_COMMS_
+ DEBUG("write buffer (size %i):", ft2232_buffer_size);
+ ft2232_debug_dump_buffer();
+#endif
+
+#ifdef _DEBUG_USB_IO_
+ gettimeofday(&start, NULL);
+#endif
+
+ if ((retval = ft2232_write(ft2232_buffer, ft2232_buffer_size, &bytes_written)) != ERROR_OK)
+ {
+ ERROR("couldn't write MPSSE commands to FT2232");
+ exit(-1);
+ }
+
+#ifdef _DEBUG_USB_IO_
+ gettimeofday(&inter, NULL);
+#endif
+
+ if (ft2232_expect_read)
+ {
+ int timeout = 100;
+ ft2232_buffer_size = 0;
+
+#ifdef _DEBUG_USB_IO_
+ gettimeofday(&inter2, NULL);
+#endif
+
+ if ((retval = ft2232_read(ft2232_buffer, ft2232_expect_read, &bytes_read)) != ERROR_OK)
+ {
+ ERROR("couldn't read from FT2232");
+ exit(-1);
+ }
+
+#ifdef _DEBUG_USB_IO_
+ gettimeofday(&end, NULL);
+
+ 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
+
+
+ ft2232_buffer_size = bytes_read;
+
+ if (ft2232_expect_read != ft2232_buffer_size)
+ {
+ ERROR("ft2232_expect_read (%i) != ft2232_buffer_size (%i) (%i retries)", ft2232_expect_read, ft2232_buffer_size, 100 - timeout);
+ ft2232_debug_dump_buffer();
+
+ exit(-1);
+ }
+
+#ifdef _DEBUG_USB_COMMS_
+ DEBUG("read buffer (%i retries): %i bytes", 100 - timeout, ft2232_buffer_size);
+ ft2232_debug_dump_buffer();
+#endif
+ }
+
+ ft2232_expect_read = 0;
+ ft2232_read_pointer = 0;
+
+ /* return ERROR_OK, unless a jtag_read_buffer returns a failed check
+ * that wasn't handled by a caller-provided error handler
+ */
+ retval = ERROR_OK;
+
+ cmd = first;
+ while (cmd != last)
+ {
+ switch (cmd->type)
+ {
+ case JTAG_SCAN:
+ type = jtag_scan_type(cmd->cmd.scan);
+ if (type != SCAN_OUT)
+ {
+ scan_size = jtag_scan_size(cmd->cmd.scan);
+ buffer = calloc(CEIL(scan_size, 8), 1);
+ ft2232_read_scan(type, buffer, scan_size);
+ if (jtag_read_buffer(buffer, cmd->cmd.scan) != ERROR_OK)
+ retval = ERROR_JTAG_QUEUE_FAILED;
+ free(buffer);
+ }
+ break;
+ default:
+ break;
+ }
+ cmd = cmd->next;
+ }
+
+ ft2232_buffer_size = 0;
+
+ return retval;
+}
+
+void ft2232_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 ft2232_add_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size)
+{
+ int num_bytes = (scan_size + 7) / 8;
+ int bits_left = scan_size;
+ int cur_byte = 0;
+ int last_bit;
+
+ if (!((!ir_scan && (cur_state == TAP_SD)) || (ir_scan && (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)");
+ }
+
+ /* add command for complete bytes */
+ while (num_bytes > 1)
+ {
+ int thisrun_bytes;
+ if (type == SCAN_IO)
+ {
+ /* Clock Data Bytes In and Out LSB First */
+ BUFFER_ADD = 0x39;
+ //DEBUG("added TDI bytes (io %i)", num_bytes);
+ }
+ else if (type == SCAN_OUT)
+ {
+ /* Clock Data Bytes Out on -ve Clock Edge LSB First (no Read) */
+ BUFFER_ADD = 0x19;
+ //DEBUG("added TDI bytes (o)");
+ }
+ else if (type == SCAN_IN)
+ {
+ /* Clock Data Bytes In on +ve Clock Edge LSB First (no Write) */
+ BUFFER_ADD = 0x28;
+ //DEBUG("added TDI bytes (i %i)", num_bytes);
+ }
+ thisrun_bytes = (num_bytes > 65537) ? 65536 : (num_bytes - 1);
+ num_bytes -= thisrun_bytes;
+ BUFFER_ADD = (thisrun_bytes - 1) & 0xff;
+ BUFFER_ADD = ((thisrun_bytes - 1) >> 8) & 0xff;
+ if (type != SCAN_IN)
+ {
+ /* add complete bytes */
+ while(thisrun_bytes-- > 0)
+ {
+ BUFFER_ADD = buffer[cur_byte];
+ cur_byte++;
+ bits_left -= 8;
+ }
+ }
+ else /* (type == SCAN_IN) */
+ {
+ bits_left -= 8 * (thisrun_bytes);
+ }
+ }
+
+ /* the most signifcant bit is scanned during TAP movement */
+ if (type != SCAN_IN)
+ last_bit = (buffer[cur_byte] >> (bits_left - 1)) & 0x1;
+ else
+ last_bit = 0;
+
+ /* process remaining bits but the last one */
+ if (bits_left > 1)
+ {
+ if (type == SCAN_IO)
+ {
+ /* Clock Data Bits In and Out LSB First */
+ BUFFER_ADD = 0x3b;
+ //DEBUG("added TDI bits (io) %i", bits_left - 1);
+ }
+ else if (type == SCAN_OUT)
+ {
+ /* Clock Data Bits Out on -ve Clock Edge LSB First (no Read) */
+ BUFFER_ADD = 0x1b;
+ //DEBUG("added TDI bits (o)");
+ }
+ else if (type == SCAN_IN)
+ {
+ /* Clock Data Bits In on +ve Clock Edge LSB First (no Write) */
+ BUFFER_ADD = 0x2a;
+ //DEBUG("added TDI bits (i %i)", bits_left - 1);
+ }
+ BUFFER_ADD = bits_left - 2;
+ if (type != SCAN_IN)
+ BUFFER_ADD = buffer[cur_byte];
+ }
+
+ if ((ir_scan && (end_state == TAP_SI)) ||
+ (!ir_scan && (end_state == TAP_SD)))
+ {
+ if (type == SCAN_IO)
+ {
+ /* Clock Data Bits In and Out LSB First */
+ BUFFER_ADD = 0x3b;
+ //DEBUG("added TDI bits (io) %i", bits_left - 1);
+ }
+ else if (type == SCAN_OUT)
+ {
+ /* Clock Data Bits Out on -ve Clock Edge LSB First (no Read) */
+ BUFFER_ADD = 0x1b;
+ //DEBUG("added TDI bits (o)");
+ }
+ else if (type == SCAN_IN)
+ {
+ /* Clock Data Bits In on +ve Clock Edge LSB First (no Write) */
+ BUFFER_ADD = 0x2a;
+ //DEBUG("added TDI bits (i %i)", bits_left - 1);
+ }
+ BUFFER_ADD = 0x0;
+ BUFFER_ADD = last_bit;
+ }
+ else
+ {
+ /* move from Shift-IR/DR to end state */
+ if (type != SCAN_OUT)
+ {
+ /* Clock Data to TMS/CS Pin with Read */
+ BUFFER_ADD = 0x6b;
+ //DEBUG("added TMS scan (read)");
+ }
+ else
+ {
+ /* Clock Data to TMS/CS Pin (no Read) */
+ BUFFER_ADD = 0x4b;
+ //DEBUG("added TMS scan (no read)");
+ }
+ BUFFER_ADD = 0x6;
+ BUFFER_ADD = TAP_MOVE(cur_state, end_state) | (last_bit << 7);
+ cur_state = end_state;
+ }
+}
+
+int ft2232_large_scan(scan_command_t *cmd, enum scan_type type, u8 *buffer, int scan_size)
+{
+ int num_bytes = (scan_size + 7) / 8;
+ int bits_left = scan_size;
+ int cur_byte = 0;
+ int last_bit;
+ u8 *receive_buffer = malloc(CEIL(scan_size, 8));
+ u8 *receive_pointer = receive_buffer;
+ u32 bytes_written;
+ u32 bytes_read;
+ int retval;
+ int thisrun_read = 0;
+
+ if (cmd->ir_scan)
+ {
+ ERROR("BUG: large IR scans are not supported");
+ exit(-1);
+ }
+
+ if (cur_state != TAP_SD)
+ {
+ /* command "Clock Data to TMS/CS Pin (no Read)" */
+ BUFFER_ADD = 0x4b;
+ /* scan 7 bit */
+ BUFFER_ADD = 0x6;
+ /* TMS data bits */
+ BUFFER_ADD = TAP_MOVE(cur_state, TAP_SD);
+ cur_state = TAP_SD;
+ }
+
+ if ((retval = ft2232_write(ft2232_buffer, ft2232_buffer_size, &bytes_written)) != ERROR_OK)
+ {
+ ERROR("couldn't write MPSSE commands to FT2232");
+ exit(-1);
+ }
+ DEBUG("ft2232_buffer_size: %i, bytes_written: %i", ft2232_buffer_size, bytes_written);
+ ft2232_buffer_size = 0;
+
+ /* add command for complete bytes */
+ while (num_bytes > 1)
+ {
+ int thisrun_bytes;
+
+ if (type == SCAN_IO)
+ {
+ /* Clock Data Bytes In and Out LSB First */
+ BUFFER_ADD = 0x39;
+ //DEBUG("added TDI bytes (io %i)", num_bytes);
+ }
+ else if (type == SCAN_OUT)
+ {
+ /* Clock Data Bytes Out on -ve Clock Edge LSB First (no Read) */
+ BUFFER_ADD = 0x19;
+ //DEBUG("added TDI bytes (o)");
+ }
+ else if (type == SCAN_IN)
+ {
+ /* Clock Data Bytes In on +ve Clock Edge LSB First (no Write) */
+ BUFFER_ADD = 0x28;
+ //DEBUG("added TDI bytes (i %i)", num_bytes);
+ }
+ thisrun_bytes = (num_bytes > 65537) ? 65536 : (num_bytes - 1);
+ thisrun_read = thisrun_bytes;
+ num_bytes -= thisrun_bytes;
+ BUFFER_ADD = (thisrun_bytes - 1) & 0xff;
+ BUFFER_ADD = ((thisrun_bytes - 1) >> 8) & 0xff;
+ if (type != SCAN_IN)
+ {
+ /* add complete bytes */
+ while(thisrun_bytes-- > 0)
+ {
+ BUFFER_ADD = buffer[cur_byte];
+ cur_byte++;
+ bits_left -= 8;
+ }
+ }
+ else /* (type == SCAN_IN) */
+ {
+ bits_left -= 8 * (thisrun_bytes);
+ }
+
+ if ((retval = ft2232_write(ft2232_buffer, ft2232_buffer_size, &bytes_written)) != ERROR_OK)
+ {
+ ERROR("couldn't write MPSSE commands to FT2232");
+ exit(-1);
+ }
+ DEBUG("ft2232_buffer_size: %i, bytes_written: %i", ft2232_buffer_size, bytes_written);
+ ft2232_buffer_size = 0;
+
+ if (type != SCAN_OUT)
+ {
+ if ((retval = ft2232_read(receive_pointer, thisrun_read, &bytes_read)) != ERROR_OK)
+ {
+ ERROR("couldn't read from FT2232");
+ exit(-1);
+ }
+ DEBUG("thisrun_read: %i, bytes_read: %i", thisrun_read, bytes_read);
+ receive_pointer += bytes_read;
+ }
+ }
+
+ thisrun_read = 0;
+
+ /* the most signifcant bit is scanned during TAP movement */
+ if (type != SCAN_IN)
+ last_bit = (buffer[cur_byte] >> (bits_left - 1)) & 0x1;
+ else
+ last_bit = 0;
+
+ /* process remaining bits but the last one */
+ if (bits_left > 1)
+ {
+ if (type == SCAN_IO)
+ {
+ /* Clock Data Bits In and Out LSB First */
+ BUFFER_ADD = 0x3b;
+ //DEBUG("added TDI bits (io) %i", bits_left - 1);
+ }
+ else if (type == SCAN_OUT)
+ {
+ /* Clock Data Bits Out on -ve Clock Edge LSB First (no Read) */
+ BUFFER_ADD = 0x1b;
+ //DEBUG("added TDI bits (o)");
+ }
+ else if (type == SCAN_IN)
+ {
+ /* Clock Data Bits In on +ve Clock Edge LSB First (no Write) */
+ BUFFER_ADD = 0x2a;
+ //DEBUG("added TDI bits (i %i)", bits_left - 1);
+ }
+ BUFFER_ADD = bits_left - 2;
+ if (type != SCAN_IN)
+ BUFFER_ADD = buffer[cur_byte];
+
+ if (type != SCAN_OUT)
+ thisrun_read += 2;
+ }
+
+ if (end_state == TAP_SD)
+ {
+ if (type == SCAN_IO)
+ {
+ /* Clock Data Bits In and Out LSB First */
+ BUFFER_ADD = 0x3b;
+ //DEBUG("added TDI bits (io) %i", bits_left - 1);
+ }
+ else if (type == SCAN_OUT)
+ {
+ /* Clock Data Bits Out on -ve Clock Edge LSB First (no Read) */
+ BUFFER_ADD = 0x1b;
+ //DEBUG("added TDI bits (o)");
+ }
+ else if (type == SCAN_IN)
+ {
+ /* Clock Data Bits In on +ve Clock Edge LSB First (no Write) */
+ BUFFER_ADD = 0x2a;
+ //DEBUG("added TDI bits (i %i)", bits_left - 1);
+ }
+ BUFFER_ADD = 0x0;
+ BUFFER_ADD = last_bit;
+ }
+ else
+ {
+ /* move from Shift-IR/DR to end state */
+ if (type != SCAN_OUT)
+ {
+ /* Clock Data to TMS/CS Pin with Read */
+ BUFFER_ADD = 0x6b;
+ //DEBUG("added TMS scan (read)");
+ }
+ else
+ {
+ /* Clock Data to TMS/CS Pin (no Read) */
+ BUFFER_ADD = 0x4b;
+ //DEBUG("added TMS scan (no read)");
+ }
+ BUFFER_ADD = 0x6;
+ BUFFER_ADD = TAP_MOVE(cur_state, end_state) | (last_bit << 7);
+ cur_state = end_state;
+ }
+
+ if (type != SCAN_OUT)
+ thisrun_read += 1;
+
+ if ((retval = ft2232_write(ft2232_buffer, ft2232_buffer_size, &bytes_written)) != ERROR_OK)
+ {
+ ERROR("couldn't write MPSSE commands to FT2232");
+ exit(-1);
+ }
+ DEBUG("ft2232_buffer_size: %i, bytes_written: %i", ft2232_buffer_size, bytes_written);
+ ft2232_buffer_size = 0;
+
+ if (type != SCAN_OUT)
+ {
+ if ((retval = ft2232_read(receive_pointer, thisrun_read, &bytes_read)) != ERROR_OK)
+ {
+ ERROR("couldn't read from FT2232");
+ exit(-1);
+ }
+ DEBUG("thisrun_read: %i, bytes_read: %i", thisrun_read, bytes_read);
+ receive_pointer += bytes_read;
+ }
+
+ return ERROR_OK;
+}
+
+int ft2232_predict_scan_out(int scan_size, enum scan_type type)
+{
+ int predicted_size = 3;
+ int num_bytes = (scan_size - 1) / 8;
+
+ if (cur_state != TAP_SD)
+ predicted_size += 3;
+
+ if (type == SCAN_IN) /* only from device to host */
+ {
+ /* complete bytes */
+ predicted_size += (CEIL(num_bytes, 65536)) * 3;
+ /* remaining bits - 1 (up to 7) */
+ predicted_size += ((scan_size - 1) % 8) ? 2 : 0;
+ }
+ else /* host to device, or bidirectional */
+ {
+ /* complete bytes */
+ predicted_size += num_bytes + (CEIL(num_bytes, 65536)) * 3;
+ /* remaining bits -1 (up to 7) */
+ predicted_size += ((scan_size - 1) % 8) ? 3 : 0;
+ }
+
+ return predicted_size;
+}
+
+int ft2232_predict_scan_in(int scan_size, enum scan_type type)
+{
+ int predicted_size = 0;
+
+ if (type != SCAN_OUT)
+ {
+ /* complete bytes */
+ predicted_size += (CEIL(scan_size, 8) > 1) ? (CEIL(scan_size, 8) - 1) : 0;
+ /* remaining bits - 1 */
+ predicted_size += ((scan_size - 1) % 8) ? 1 : 0;
+ /* last bit (from TMS scan) */
+ predicted_size += 1;
+ }
+
+ //DEBUG("scan_size: %i, predicted_size: %i", scan_size, predicted_size);
+
+ return predicted_size;
+}
+
+void usbjtag_reset(int trst, int srst)
+{
+ if (trst == 1)
+ {
+ cur_state = TAP_TLR;
+ if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
+ low_direction |= nTRSTnOE; /* switch to output pin (output is low) */
+ else
+ low_output &= ~nTRST; /* switch output low */
+ }
+ else if (trst == 0)
+ {
+ if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
+ low_direction &= ~nTRSTnOE; /* switch to input pin (high-Z + internal and external pullup) */
+ else
+ low_output |= nTRST; /* switch output high */
+ }
+
+ if (srst == 1)
+ {
+ if (jtag_reset_config & RESET_SRST_PUSH_PULL)
+ low_output &= ~nSRST; /* switch output low */
+ else
+ low_direction |= nSRSTnOE; /* switch to output pin (output is low) */
+ }
+ else if (srst == 0)
+ {
+ if (jtag_reset_config & RESET_SRST_PUSH_PULL)
+ low_output |= nSRST; /* switch output high */
+ else
+ low_direction &= ~nSRSTnOE; /* switch to input pin (high-Z) */
+ }
+
+ /* command "set data bits low byte" */
+ BUFFER_ADD = 0x80;
+ BUFFER_ADD = low_output;
+ BUFFER_ADD = low_direction;
+
+}
+
+void jtagkey_reset(int trst, int srst)
+{
+ if (trst == 1)
+ {
+ cur_state = TAP_TLR;
+ if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
+ high_output &= ~nTRSTnOE;
+ else
+ high_output &= ~nTRST;
+ }
+ else if (trst == 0)
+ {
+ if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
+ high_output |= nTRSTnOE;
+ else
+ high_output |= nTRST;
+ }
+
+ if (srst == 1)
+ {
+ if (jtag_reset_config & RESET_SRST_PUSH_PULL)
+ high_output &= ~nSRST;
+ else
+ high_output &= ~nSRSTnOE;
+ }
+ else if (srst == 0)
+ {
+ if (jtag_reset_config & RESET_SRST_PUSH_PULL)
+ high_output |= nSRST;
+ else
+ high_output |= nSRSTnOE;
+ }
+
+ /* 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);
+}
+
+void olimex_jtag_reset(int trst, int srst)
+{
+ if (trst == 1)
+ {
+ cur_state = TAP_TLR;
+ if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
+ high_output &= ~nTRSTnOE;
+ else
+ high_output &= ~nTRST;
+ }
+ else if (trst == 0)
+ {
+ if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
+ high_output |= nTRSTnOE;
+ else
+ high_output |= nTRST;
+ }
+
+ if (srst == 1)
+ {
+ high_output |= nSRST;
+ }
+ else if (srst == 0)
+ {
+ high_output &= ~nSRST;
+ }
+
+ /* 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);
+}
+
+void flyswatter_reset(int trst, int srst)
+{
+ if (trst == 1)
+ {
+ cur_state = TAP_TLR;
+ low_output &= ~nTRST;
+ }
+ else if (trst == 0)
+ {
+ low_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;
+ DEBUG("trst: %i, srst: %i, low_output: 0x%2.2x, low_direction: 0x%2.2x", trst, srst, low_output, low_direction);
+}
+
+void turtle_reset(int trst, int srst)
+{
+ trst = trst;
+
+ 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;
+ DEBUG("srst: %i, low_output: 0x%2.2x, low_direction: 0x%2.2x", srst, low_output, low_direction);
+}
+
+void comstick_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)
+ {
+ high_output &= ~nSRST;
+ }
+ else if (srst == 0)
+ {
+ high_output |= nSRST;
+ }
+
+ /* 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);
+}
+
+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 */
+ jtag_command_t *first_unsent = cmd; /* next command that has to be sent */
+ u8 *buffer;
+ int scan_size; /* size of IR or DR scan */
+ enum scan_type type;
+ int i;
+ int predicted_size = 0;
+ int require_send = 0;
+ int retval;
+
+ /* return ERROR_OK, unless ft2232_send_and_recv reports a failed check
+ * that wasn't handled by a caller-provided error handler
+ */
+ retval = ERROR_OK;
+
+ ft2232_buffer_size = 0;
+ ft2232_expect_read = 0;
+
+ /* blink, if the current layout has that feature */
+ if (layout->blink)
+ layout->blink();
+
+ while (cmd)
+ {
+ switch(cmd->type)
+ {
+ case JTAG_END_STATE:
+ if (cmd->cmd.end_state->end_state != -1)
+ ft2232_end_state(cmd->cmd.end_state->end_state);
+ break;
+ case JTAG_RESET:
+ /* only send the maximum buffer size that FT2232C can handle */
+ predicted_size = 3;
+ if (ft2232_buffer_size + predicted_size + 1 > FT2232_BUFFER_SIZE)
+ {
+ if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
+ retval = ERROR_JTAG_QUEUE_FAILED;
+ require_send = 0;
+ first_unsent = cmd;
+ }
+
+ 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 */
+ predicted_size = 0;
+ if (cur_state != TAP_RTI)
+ predicted_size += 3;
+ predicted_size += 3 * CEIL(cmd->cmd.runtest->num_cycles, 7);
+ if ((cmd->cmd.runtest->end_state != -1) && (cmd->cmd.runtest->end_state != TAP_RTI))
+ predicted_size += 3;
+ if ((cmd->cmd.runtest->end_state == -1) && (end_state != TAP_RTI))
+ predicted_size += 3;
+ if (ft2232_buffer_size + predicted_size + 1 > FT2232_BUFFER_SIZE)
+ {
+ if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
+ retval = ERROR_JTAG_QUEUE_FAILED;
+ require_send = 0;
+ first_unsent = cmd;
+ }
+ if (cur_state != TAP_RTI)
+ {
+ /* command "Clock Data to TMS/CS Pin (no Read)" */
+ BUFFER_ADD = 0x4b;
+ /* scan 7 bit */
+ BUFFER_ADD = 0x6;
+ /* TMS data bits */
+ BUFFER_ADD = TAP_MOVE(cur_state, TAP_RTI);
+ cur_state = TAP_RTI;
+ require_send = 1;
+ }
+ i = cmd->cmd.runtest->num_cycles;
+ while (i > 0)
+ {
+ /* command "Clock Data to TMS/CS Pin (no Read)" */
+ BUFFER_ADD = 0x4b;
+ /* scan 7 bit */
+ BUFFER_ADD = (i > 7) ? 6 : (i - 1);
+ /* TMS data bits */
+ BUFFER_ADD = 0x0;
+ cur_state = TAP_RTI;
+ i -= (i > 7) ? 7 : i;
+ //DEBUG("added TMS scan (no read)");
+ }
+ if (cmd->cmd.runtest->end_state != -1)
+ ft2232_end_state(cmd->cmd.runtest->end_state);
+ if (cur_state != end_state)
+ {
+ /* command "Clock Data to TMS/CS Pin (no Read)" */
+ BUFFER_ADD = 0x4b;
+ /* scan 7 bit */
+ BUFFER_ADD = 0x6;
+ /* TMS data bits */
+ BUFFER_ADD = TAP_MOVE(cur_state, end_state);
+ cur_state = end_state;
+ //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 */
+ predicted_size = 3;
+ if (ft2232_buffer_size + predicted_size + 1 > FT2232_BUFFER_SIZE)
+ {
+ if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
+ retval = ERROR_JTAG_QUEUE_FAILED;
+ require_send = 0;
+ first_unsent = cmd;
+ }
+ if (cmd->cmd.statemove->end_state != -1)
+ ft2232_end_state(cmd->cmd.statemove->end_state);
+ /* command "Clock Data to TMS/CS Pin (no Read)" */
+ BUFFER_ADD = 0x4b;
+ /* scan 7 bit */
+ BUFFER_ADD = 0x6;
+ /* TMS data bits */
+ BUFFER_ADD = TAP_MOVE(cur_state, end_state);
+ //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 (ft2232_buffer_size + predicted_size + 1 > FT2232_BUFFER_SIZE)
+ {
+ if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
+ retval = ERROR_JTAG_QUEUE_FAILED;
+ require_send = 0;
+ first_unsent = cmd;
+ }
+ ft2232_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);
+ type = jtag_scan_type(cmd->cmd.scan);
+ predicted_size = ft2232_predict_scan_out(scan_size, type);
+ if ((predicted_size + 1) > FT2232_BUFFER_SIZE)
+ {
+ DEBUG("oversized ft2232 scan (predicted_size > FT2232_BUFFER_SIZE)");
+ /* unsent commands before this */
+ if (first_unsent != cmd)
+ if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
+ retval = ERROR_JTAG_QUEUE_FAILED;
+
+ /* current command */
+ if (cmd->cmd.scan->end_state != -1)
+ ft2232_end_state(cmd->cmd.scan->end_state);
+ ft2232_large_scan(cmd->cmd.scan, type, buffer, scan_size);
+ require_send = 0;
+ first_unsent = cmd->next;
+ if (buffer)
+ free(buffer);
+ break;
+ }
+ else if (ft2232_buffer_size + predicted_size + 1 > FT2232_BUFFER_SIZE)
+ {
+ DEBUG("ft2232 buffer size reached, sending queued commands (first_unsent: %p, cmd: %p)", first_unsent, cmd);
+ if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
+ retval = ERROR_JTAG_QUEUE_FAILED;
+ require_send = 0;
+ first_unsent = cmd;
+ }
+ ft2232_expect_read += ft2232_predict_scan_in(scan_size, type);
+ //DEBUG("new read size: %i", ft2232_expect_read);
+ if (cmd->cmd.scan->end_state != -1)
+ ft2232_end_state(cmd->cmd.scan->end_state);
+ ft2232_add_scan(cmd->cmd.scan->ir_scan, type, buffer, scan_size);
+ 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:
+ if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
+ retval = ERROR_JTAG_QUEUE_FAILED;
+ 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");
+ exit(-1);
+ }
+ cmd = cmd->next;
+ }
+
+ if (require_send > 0)
+ if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
+ retval = ERROR_JTAG_QUEUE_FAILED;
+
+ return retval;
+}
+
+#if BUILD_FT2232_FTD2XX == 1
+static int ft2232_init_ftd2xx(u16 vid, u16 pid, int more, int *try_more)
+{
+ FT_STATUS status;
+ DWORD openex_flags = 0;
+ char *openex_string = NULL;
+ u8 latency_timer;
+
+ DEBUG("'ft2232' interface using FTD2XX with '%s' layout (%4.4x:%4.4x)",
+ ft2232_layout, vid, pid);
+
+#if IS_WIN32 == 0
+ /* Add non-standard Vid/Pid to the linux driver */
+ if ((status = FT_SetVIDPID(vid, pid)) != FT_OK)
+ {
+ WARNING("couldn't add %4.4x:%4.4x",
+ vid, pid);
+ }
+#endif
+
+ if (ft2232_device_desc && ft2232_serial)
+ {
+ WARNING("can't open by device description and serial number, giving precedence to serial");
+ ft2232_device_desc = NULL;
+ }
+
+ if (ft2232_device_desc)
+ {
+ openex_string = ft2232_device_desc;
+ openex_flags = FT_OPEN_BY_DESCRIPTION;
+ }
+ else if (ft2232_serial)
+ {
+ openex_string = ft2232_serial;
+ openex_flags = FT_OPEN_BY_SERIAL_NUMBER;
+ }
+ else
+ {
+ ERROR("neither device description nor serial number specified");
+ ERROR("please add \"ft2232_device_desc <string>\" or \"ft2232_serial <string>\" to your .cfg file");
+
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ if ((status = FT_OpenEx(openex_string, openex_flags, &ftdih)) != FT_OK)
+ {
+ DWORD num_devices;
+
+ if (more) {
+ WARNING("unable to open ftdi device (trying more): %lu",
+ status);
+ *try_more = 1;
+ return ERROR_JTAG_INIT_FAILED;
+ }
+ ERROR("unable to open ftdi device: %lu", status);
+ status = FT_ListDevices(&num_devices, NULL, FT_LIST_NUMBER_ONLY);
+ if (status == FT_OK)
+ {
+ char **desc_array = malloc(sizeof(char*) * (num_devices + 1));
+ int i;
+
+ for (i = 0; i < num_devices; i++)
+ desc_array[i] = malloc(64);
+ desc_array[num_devices] = NULL;
+
+ status = FT_ListDevices(desc_array, &num_devices, FT_LIST_ALL | openex_flags);
+
+ if (status == FT_OK)
+ {
+ ERROR("ListDevices: %lu\n", num_devices);
+ for (i = 0; i < num_devices; i++)
+ ERROR("%i: %s", i, desc_array[i]);
+ }
+
+ for (i = 0; i < num_devices; i++)
+ free(desc_array[i]);
+ free(desc_array);
+ }
+ else
+ {
+ ERROR("ListDevices: NONE\n");
+ }
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ if ((status = FT_SetLatencyTimer(ftdih, ft2232_latency)) != FT_OK)
+ {
+ ERROR("unable to set latency timer: %lu", status);
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ if ((status = FT_GetLatencyTimer(ftdih, &latency_timer)) != FT_OK)
+ {
+ ERROR("unable to get latency timer: %lu", status);
+ return ERROR_JTAG_INIT_FAILED;
+ }
+ else
+ {
+ DEBUG("current latency timer: %i", latency_timer);
+ }
+
+ if ((status = FT_SetTimeouts(ftdih, 5000, 5000)) != FT_OK)
+ {
+ ERROR("unable to set timeouts: %lu", status);
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ if ((status = FT_SetBitMode(ftdih, 0x0b, 2)) != FT_OK)
+ {
+ ERROR("unable to enable bit i/o mode: %lu", status);
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ return ERROR_OK;
+}
+
+static int ft2232_purge_ftd2xx(void)
+{
+ FT_STATUS status;
+
+ if ((status = FT_Purge(ftdih, FT_PURGE_RX | FT_PURGE_TX)) != FT_OK)
+ {
+ ERROR("error purging ftd2xx device: %lu", status);
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ return ERROR_OK;
+}
+#endif /* BUILD_FT2232_FTD2XX == 1 */
+
+#if BUILD_FT2232_LIBFTDI == 1
+static int ft2232_init_libftdi(u16 vid, u16 pid, int more, int *try_more)
+{
+ u8 latency_timer;
+
+ DEBUG("'ft2232' interface using libftdi with '%s' layout (%4.4x:%4.4x)",
+ ft2232_layout, vid, pid);
+
+ if (ftdi_init(&ftdic) < 0)
+ return ERROR_JTAG_INIT_FAILED;
+
+ /* context, vendor id, product id */
+ if (ftdi_usb_open_desc(&ftdic, vid, pid, ft2232_device_desc,
+ ft2232_serial) < 0) {
+ if (more)
+ WARNING("unable to open ftdi device (trying more): %s",
+ ftdic.error_str);
+ else
+ ERROR("unable to open ftdi device: %s", ftdic.error_str);
+ *try_more = 1;
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ if (ftdi_set_interface(&ftdic, INTERFACE_A) < 0)
+ {
+ ERROR("unable to select FT2232 channel A: %s", ftdic.error_str);
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ if (ftdi_usb_reset(&ftdic) < 0)
+ {
+ ERROR("unable to reset ftdi device");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ if (ftdi_set_latency_timer(&ftdic, ft2232_latency) < 0)
+ {
+ ERROR("unable to set latency timer");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ if (ftdi_get_latency_timer(&ftdic, &latency_timer) < 0)
+ {
+ ERROR("unable to get latency timer");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+ else
+ {
+ DEBUG("current latency timer: %i", latency_timer);
+ }
+
+ ftdi_set_bitmode(&ftdic, 0x0b, 2); /* ctx, JTAG I/O mask */
+
+ return ERROR_OK;
+}
+
+static int ft2232_purge_libftdi(void)
+{
+ if (ftdi_usb_purge_buffers(&ftdic) < 0)
+ {
+ ERROR("ftdi_purge_buffers: %s", ftdic.error_str);
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ return ERROR_OK;
+}
+#endif /* BUILD_FT2232_LIBFTDI == 1 */
+
+int ft2232_init(void)
+{
+ u8 buf[1];
+ int retval;
+ u32 bytes_written;
+ ft2232_layout_t *cur_layout = ft2232_layouts;
+ int i;
+
+ if ((ft2232_layout == NULL) || (ft2232_layout[0] == 0))
+ {
+ ft2232_layout = "usbjtag";
+ WARNING("No ft2232 layout specified, using default 'usbjtag'");
+ }
+
+ while (cur_layout->name)
+ {
+ if (strcmp(cur_layout->name, ft2232_layout) == 0)
+ {
+ layout = cur_layout;
+ break;
+ }
+ cur_layout++;
+ }
+
+ if (!layout)
+ {
+ ERROR("No matching layout found for %s", ft2232_layout);
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ for (i = 0; 1; i++) {
+ /*
+ * "more indicates that there are more IDs to try, so we should
+ * not print an error for an ID mismatch (but for anything
+ * else, we should).
+ *
+ * try_more indicates that the error code returned indicates an
+ * ID mismatch (and nothing else) and that we should proceeed
+ * with the next ID pair.
+ */
+ int more = ft2232_vid[i+1] || ft2232_pid[i+1];
+ int try_more = 0;
+
+#if BUILD_FT2232_FTD2XX == 1
+ retval = ft2232_init_ftd2xx(ft2232_vid[i], ft2232_pid[i],
+ more, &try_more);
+#elif BUILD_FT2232_LIBFTDI == 1
+ retval = ft2232_init_libftdi(ft2232_vid[i], ft2232_pid[i],
+ more, &try_more);
+#endif
+ if (retval >= 0)
+ break;
+ if (!more || !try_more)
+ return retval;
+ }
+
+ ft2232_buffer_size = 0;
+ ft2232_buffer = malloc(FT2232_BUFFER_SIZE);
+
+ if (layout->init() != ERROR_OK)
+ return ERROR_JTAG_INIT_FAILED;
+
+ ft2232_speed(jtag_speed);
+
+ buf[0] = 0x85; /* Disconnect TDI/DO to TDO/DI for Loopback */
+ if (((retval = ft2232_write(buf, 1, &bytes_written)) != ERROR_OK) || (bytes_written != 1))
+ {
+ ERROR("couldn't write to FT2232 to disable loopback");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+#if BUILD_FT2232_FTD2XX == 1
+ return ft2232_purge_ftd2xx();
+#elif BUILD_FT2232_LIBFTDI == 1
+ return ft2232_purge_libftdi();
+#endif
+
+ return ERROR_OK;
+}
+
+int usbjtag_init(void)
+{
+ u8 buf[3];
+ u32 bytes_written;
+
+ low_output = 0x08;
+ low_direction = 0x0b;
+
+ if (strcmp(ft2232_layout, "usbjtag") == 0)
+ {
+ nTRST = 0x10;
+ nTRSTnOE = 0x10;
+ nSRST = 0x40;
+ nSRSTnOE = 0x40;
+ }
+ else if (strcmp(ft2232_layout, "signalyzer") == 0)
+ {
+ nTRST = 0x10;
+ nTRSTnOE = 0x10;
+ nSRST = 0x20;
+ nSRSTnOE = 0x20;
+ }
+ else if (strcmp(ft2232_layout, "evb_lm3s811") == 0)
+ {
+ nTRST = 0x0;
+ nTRSTnOE = 0x00;
+ nSRST = 0x20;
+ nSRSTnOE = 0x20;
+ low_output = 0x88;
+ low_direction = 0x8b;
+ }
+ else
+ {
+ ERROR("BUG: usbjtag_init called for unknown layout '%s'", ft2232_layout);
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
+ {
+ low_direction &= ~nTRSTnOE; /* nTRST input */
+ low_output &= ~nTRST; /* nTRST = 0 */
+ }
+ else
+ {
+ low_direction |= nTRSTnOE; /* nTRST output */
+ low_output |= nTRST; /* nTRST = 1 */
+ }
+
+ if (jtag_reset_config & RESET_SRST_PUSH_PULL)
+ {
+ low_direction |= nSRSTnOE; /* nSRST output */
+ low_output |= nSRST; /* nSRST = 1 */
+ }
+ else
+ {
+ low_direction &= ~nSRSTnOE; /* nSRST input */
+ low_output &= ~nSRST; /* nSRST = 0 */
+ }
+
+ /* 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, xRST high) */
+ buf[2] = low_direction; /* dir (output=1), TCK/TDI/TMS=out, TDO=in */
+ 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 'USBJTAG' layout");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ return ERROR_OK;
+}
+
+int jtagkey_init(void)
+{
+ u8 buf[3];
+ u32 bytes_written;
+
+ low_output = 0x08;
+ low_direction = 0x1b;
+
+ /* 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 'JTAGkey' layout");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ if (strcmp(layout->name, "jtagkey") == 0)
+ {
+ nTRST = 0x01;
+ nTRSTnOE = 0x4;
+ nSRST = 0x02;
+ nSRSTnOE = 0x08;
+ }
+ else if ((strcmp(layout->name, "jtagkey_prototype_v1") == 0) ||
+ (strcmp(layout->name, "oocdlink") == 0))
+ {
+ nTRST = 0x02;
+ nTRSTnOE = 0x1;
+ nSRST = 0x08;
+ nSRSTnOE = 0x04;
+ }
+ else
+ {
+ ERROR("BUG: jtagkey_init called for non jtagkey layout");
+ exit(-1);
+ }
+
+ high_output = 0x0;
+ high_direction = 0x0f;
+
+ if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
+ {
+ high_output |= nTRSTnOE;
+ high_output &= ~nTRST;
+ }
+ else
+ {
+ high_output &= ~nTRSTnOE;
+ high_output |= nTRST;
+ }
+
+ if (jtag_reset_config & RESET_SRST_PUSH_PULL)
+ {
+ high_output &= ~nSRSTnOE;
+ high_output |= nSRST;
+ }
+ else
+ {
+ high_output |= nSRSTnOE;
+ high_output &= ~nSRST;
+ }
+
+ /* initialize high port */
+ buf[0] = 0x82; /* command "set data bits high byte" */
+ buf[1] = high_output; /* value */
+ buf[2] = high_direction; /* all outputs (xRST and xRSTnOE) */
+ 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 'JTAGkey' layout");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ return ERROR_OK;
+}
+
+int olimex_jtag_init(void)
+{
+ u8 buf[3];
+ u32 bytes_written;
+
+ low_output = 0x08;
+ low_direction = 0x1b;
+
+ /* 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 'JTAGkey' layout");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ nTRST = 0x01;
+ nTRSTnOE = 0x4;
+ nSRST = 0x02;
+ nSRSTnOE = 0x00; /* no output enable for nSRST */
+
+ high_output = 0x0;
+ high_direction = 0x0f;
+
+ if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
+ {
+ high_output |= nTRSTnOE;
+ high_output &= ~nTRST;
+ }
+ else
+ {
+ high_output &= ~nTRSTnOE;
+ high_output |= nTRST;
+ }
+
+ if (jtag_reset_config & RESET_SRST_PUSH_PULL)
+ {
+ ERROR("can't set nSRST to push-pull on the Olimex ARM-USB-OCD");
+ }
+ else
+ {
+ high_output &= ~nSRST;
+ }
+
+ /* turn red LED on */
+ high_output |= 0x08;
+
+ /* initialize high port */
+ buf[0] = 0x82; /* command "set data bits high byte" */
+ buf[1] = high_output; /* value */
+ buf[2] = high_direction; /* all outputs (xRST and xRSTnOE) */
+ 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 'JTAGkey' layout");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ return ERROR_OK;
+}
+
+int flyswatter_init(void)
+{
+ u8 buf[3];
+ u32 bytes_written;
+
+ low_output = 0x18;
+ low_direction = 0xfb;
+
+ /* 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[12]=out, n[ST]srst=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 'flyswatter' layout");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ nTRST = 0x10;
+ nTRSTnOE = 0x0; /* not output enable for nTRST */
+ nSRST = 0x20;
+ nSRSTnOE = 0x00; /* no output enable for nSRST */
+
+ high_output = 0x00;
+ high_direction = 0x0c;
+
+ /* turn red LED1 on, LED2 off */
+ high_output |= 0x08;
+
+ /* initialize high port */
+ buf[0] = 0x82; /* command "set data bits high byte" */
+ buf[1] = high_output; /* value */
+ buf[2] = high_direction; /* all outputs (xRST and xRSTnOE) */
+ 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 'flyswatter' layout");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ return ERROR_OK;
+}
+
+int turtle_init(void)
+{
+ u8 buf[3];
+ u32 bytes_written;
+
+ low_output = 0x08;
+ low_direction = 0x5b;
+
+ /* 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 'turtelizer2' layout");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ nSRST = 0x40;
+
+ high_output = 0x00;
+ high_direction = 0x0C;
+
+ /* 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 'turtelizer2' layout");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ return ERROR_OK;
+}
+
+int comstick_init(void)
+{
+ u8 buf[3];
+ u32 bytes_written;
+
+ low_output = 0x08;
+ low_direction = 0x0b;
+
+ /* 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 'comstick' layout");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ nTRST = 0x01;
+ nTRSTnOE = 0x00; /* no output enable for nTRST */
+ nSRST = 0x02;
+ nSRSTnOE = 0x00; /* no output enable for nSRST */
+
+ high_output = 0x03;
+ 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 'comstick' layout");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ 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
+ * ACBUS3 is bit 3 of the GPIOH port
+ */
+ if (high_output & 0x08)
+ {
+ /* set port pin high */
+ high_output &= 0x07;
+ }
+ else
+ {
+ /* set port pin low */
+ high_output |= 0x08;
+ }
+
+ BUFFER_ADD = 0x82;
+ BUFFER_ADD = high_output;
+ BUFFER_ADD = high_direction;
+}
+
+void turtle_jtag_blink(void)
+{
+ /*
+ * Turtelizer2 has two LEDs connected to ACBUS2 and ACBUS3
+ */
+ if (high_output & 0x08)
+ {
+ high_output = 0x04;
+ }
+ else
+ {
+ high_output = 0x08;
+ }
+
+ BUFFER_ADD = 0x82;
+ BUFFER_ADD = high_output;
+ BUFFER_ADD = high_direction;
+}
+
+
+int ft2232_quit(void)
+{
+#if BUILD_FT2232_FTD2XX == 1
+ FT_STATUS status;
+
+ status = FT_Close(ftdih);
+#elif BUILD_FT2232_LIBFTDI == 1
+ ftdi_disable_bitbang(&ftdic);
+
+ ftdi_usb_close(&ftdic);
+
+ ftdi_deinit(&ftdic);
+#endif
+
+ free(ft2232_buffer);
+ ft2232_buffer = NULL;
+
+ return ERROR_OK;
+}
+
+int ft2232_handle_device_desc_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ if (argc == 1)
+ {
+ ft2232_device_desc = strdup(args[0]);
+ }
+ else
+ {
+ ERROR("expected exactly one argument to ft2232_device_desc <description>");
+ }
+
+ return ERROR_OK;
+}
+
+int ft2232_handle_serial_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ if (argc == 1)
+ {
+ ft2232_serial = strdup(args[0]);
+ }
+ else
+ {
+ ERROR("expected exactly one argument to ft2232_serial <serial-number>");
+ }
+
+ return ERROR_OK;
+}
+
+int ft2232_handle_layout_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ if (argc == 0)
+ return ERROR_OK;
+
+ ft2232_layout = malloc(strlen(args[0]) + 1);
+ strcpy(ft2232_layout, args[0]);
+
+ return ERROR_OK;
+}
+
+int ft2232_handle_vid_pid_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ int i;
+
+ if (argc > MAX_USB_IDS*2) {
+ WARNING("ignoring extra IDs in ft2232_vid_pid "
+ "(maximum is %d pairs)", MAX_USB_IDS);
+ argc = MAX_USB_IDS*2;
+ }
+ if (argc < 2 || (argc & 1))
+ {
+ WARNING("incomplete ft2232_vid_pid configuration directive");
+ if (argc < 2)
+ return ERROR_OK;
+ }
+
+ for (i = 0; i+1 < argc; i += 2) {
+ ft2232_vid[i >> 1] = strtol(args[i], NULL, 0);
+ ft2232_pid[i >> 1] = strtol(args[i+1], NULL, 0);
+ }
+ /*
+ * Explicitly terminate, in case there are multiples instances of
+ * ft2232_vid_pid.
+ */
+ ft2232_vid[i >> 1] = ft2232_pid[i >> 1] = 0;
+
+ return ERROR_OK;
+}
+
+int ft2232_handle_latency_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ if (argc == 1)
+ {
+ ft2232_latency = atoi(args[0]);
+ }
+ else
+ {
+ ERROR("expected exactly one argument to ft2232_latency <ms>");
+ }
+
+ return ERROR_OK;
+}
+
+
diff --git a/src/xsvf/xsvf.c b/src/xsvf/xsvf.c
index 16012887..f4c4dc4a 100644
--- a/src/xsvf/xsvf.c
+++ b/src/xsvf/xsvf.c
@@ -1,504 +1,504 @@
-/***************************************************************************
- * Copyright (C) 2005 by Dominic Rath *
- * Dominic.Rath@gmx.de *
- * *
- * This program is free software; you can redistribute it and/or modify *
- * it under the terms of the GNU General Public License as published by *
- * the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
- * *
- * This program is distributed in the hope that it will be useful, *
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
- * 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. *
- ***************************************************************************/
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include "xsvf.h"
-
-#include "jtag.h"
-#include "command.h"
-#include "log.h"
-
-#include <stdlib.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <string.h>
-
-#include <sys/time.h>
-#include <time.h>
-
-#define XSTATE_MAX_PATH (12)
-
-int handle_xsvf_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-
-int xsvf_fd = 0;
-
-u8 *dr_out_buf; /* from host to device (TDI) */
-u8 *dr_in_buf; /* from device to host (TDO) */
-u8 *dr_in_mask;
-
-int xsdrsize = 0;
-int xruntest = 0; /* number of TCK cycles / microseconds */
-int xrepeat = 0x20; /* number of XC9500 retries */
-
-int xendir = 0;
-int xenddr = 0;
-
-enum tap_state xsvf_to_tap[] =
-{
- TAP_TLR, TAP_RTI,
- TAP_SDS, TAP_CD, TAP_SD, TAP_E1D, TAP_PD, TAP_E2D, TAP_UD,
- TAP_SIS, TAP_CI, TAP_SI, TAP_E1I, TAP_PI, TAP_E2I, TAP_UI,
-};
-
-int tap_to_xsvf[] =
-{
- 0x0, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x1, 0x9, 0xa, 0xb, 0xc, 0xe, 0xf
-};
-
-int xsvf_register_commands(struct command_context_s *cmd_ctx)
-{
- register_command(cmd_ctx, NULL, "xsvf", handle_xsvf_command,
- COMMAND_EXEC, "run xsvf <file>");
-
- return ERROR_OK;
-}
-
-int xsvf_read_buffer(int num_bits, int fd, u8* buf)
-{
- int num_bytes;
-
- for (num_bytes = (num_bits + 7) / 8; num_bytes > 0; num_bytes--)
- {
- if (read(fd, buf + num_bytes - 1, 1) < 0)
- return ERROR_XSVF_EOF;
- }
-
- return ERROR_OK;
-}
-
-int xsvf_read_xstates(int fd, enum tap_state *path, int max_path, int *path_len)
-{
- char c;
- unsigned char uc;
-
- while ((read(fd, &c, 1) > 0) && (c == 0x12))
- {
- if (*path_len > max_path)
- {
- WARNING("XSTATE path longer than max_path");
- break;
- }
- if (read(fd, &uc, 1) < 0)
- {
- return ERROR_XSVF_EOF;
- }
- path[(*path_len)++] = xsvf_to_tap[uc];
- }
-
- lseek(fd, -1, SEEK_CUR);
-
- return ERROR_OK;
-}
-
-int handle_xsvf_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- char c;
- u8 buf4[4], buf2[2];
- unsigned char uc, uc2;
- unsigned int ui;
- unsigned short us;
-
- int do_abort = 0;
- int unsupported = 0;
- int tdo_mismatch = 0;
-
- int runtest_requires_tck = 0;
-
- int device = -1; /* use -1 to indicate a "plain" xsvf file which accounts for additional devices in the scan chain, otherwise the device that should be affected */
-
- if (argc < 2)
- {
- command_print(cmd_ctx, "usage: xsvf <device#|plain> <file> <variant>");
- return ERROR_OK;
- }
-
- if (strcmp(args[0], "plain") != 0)
- {
- device = strtoul(args[0], NULL, 0);
- }
-
- if ((xsvf_fd = open(args[1], O_RDONLY)) < 0)
- {
- command_print(cmd_ctx, "file %s not found", args[0]);
- return ERROR_OK;
- }
-
- if ((argc > 2) && (strcmp(args[2], "virt2") == 0))
- {
- runtest_requires_tck = 1;
- }
-
- while (read(xsvf_fd, &c, 1) > 0)
- {
- switch (c)
- {
- case 0x00: /* XCOMPLETE */
- DEBUG("XCOMPLETE");
- if (jtag_execute_queue() != ERROR_OK)
- {
- tdo_mismatch = 1;
- break;
- }
- break;
- case 0x01: /* XTDOMASK */
- DEBUG("XTDOMASK");
- if (dr_in_mask && (xsvf_read_buffer(xsdrsize, xsvf_fd, dr_in_mask) != ERROR_OK))
- do_abort = 1;
- break;
- case 0x02: /* XSIR */
- DEBUG("XSIR");
- if (read(xsvf_fd, &c, 1) < 0)
- do_abort = 1;
- else
- {
- u8 *ir_buf = malloc((c + 7) / 8);
- if (xsvf_read_buffer(c, xsvf_fd, ir_buf) != ERROR_OK)
- do_abort = 1;
- else
- {
- scan_field_t field;
- field.device = device;
- field.num_bits = c;
- field.out_value = ir_buf;
- field.out_mask = NULL;
- field.in_value = NULL;
- field.in_check_value = NULL;
- field.in_check_mask = NULL;
- field.in_handler = NULL;
- field.in_handler_priv = NULL;
- if (device == -1)
- jtag_add_plain_ir_scan(1, &field, TAP_PI, NULL);
- else
- jtag_add_ir_scan(1, &field, TAP_PI, NULL);
- if (jtag_execute_queue() != ERROR_OK)
- {
- tdo_mismatch = 1;
- free(ir_buf);
- break;
- }
- if (xruntest)
- {
- if (runtest_requires_tck)
- jtag_add_runtest(xruntest, xsvf_to_tap[xendir]);
- else
- {
- jtag_add_statemove(TAP_RTI);
- jtag_add_sleep(xruntest);
- jtag_add_statemove(xsvf_to_tap[xendir]);
- }
- }
- else if (xendir != 0xd) /* Pause-IR */
- jtag_add_statemove(xsvf_to_tap[xendir]);
- }
- free(ir_buf);
- }
- break;
- case 0x03: /* XSDR */
- DEBUG("XSDR");
- if (xsvf_read_buffer(xsdrsize, xsvf_fd, dr_out_buf) != ERROR_OK)
- do_abort = 1;
- else
- {
- scan_field_t field;
- field.device = device;
- field.num_bits = xsdrsize;
- field.out_value = dr_out_buf;
- field.out_mask = NULL;
- field.in_value = NULL;
- jtag_set_check_value(&field, dr_in_buf, dr_in_mask, NULL);
- if (device == -1)
- jtag_add_plain_dr_scan(1, &field, TAP_PD, NULL);
- else
- jtag_add_dr_scan(1, &field, TAP_PD, NULL);
- if (jtag_execute_queue() != ERROR_OK)
- {
- tdo_mismatch = 1;
- break;
- }
- if (xruntest)
- {
- if (runtest_requires_tck)
- jtag_add_runtest(xruntest, xsvf_to_tap[xenddr]);
- else
- {
- jtag_add_statemove(TAP_RTI);
- jtag_add_sleep(xruntest);
- jtag_add_statemove(xsvf_to_tap[xenddr]);
- }
- }
- else if (xendir != 0x6) /* Pause-DR */
- jtag_add_statemove(xsvf_to_tap[xenddr]);
- }
- break;
- case 0x04: /* XRUNTEST */
- DEBUG("XRUNTEST");
- if (read(xsvf_fd, buf4, 4) < 0)
- do_abort = 1;
- else
- {
- xruntest = be_to_h_u32(buf4);
- }
- break;
- case 0x07: /* XREPEAT */
- DEBUG("XREPEAT");
- if (read(xsvf_fd, &c, 1) < 0)
- do_abort = 1;
- else
- {
- xrepeat = c;
- }
- break;
- case 0x08: /* XSDRSIZE */
- DEBUG("XSDRSIZE");
- if (read(xsvf_fd, buf4, 4) < 0)
- do_abort = 1;
- else
- {
- xsdrsize = be_to_h_u32(buf4);
- free(dr_out_buf);
- free(dr_in_buf);
- free(dr_in_mask);
- dr_out_buf = malloc((xsdrsize + 7) / 8);
- dr_in_buf = malloc((xsdrsize + 7) / 8);
- dr_in_mask = malloc((xsdrsize + 7) / 8);
- }
- break;
- case 0x09: /* XSDRTDO */
- DEBUG("XSDRTDO");
- if (xsvf_read_buffer(xsdrsize, xsvf_fd, dr_out_buf) != ERROR_OK)
- do_abort = 1;
- else
- {
- if (xsvf_read_buffer(xsdrsize, xsvf_fd, dr_in_buf) != ERROR_OK)
- do_abort = 1;
- else
- {
- scan_field_t field;
- field.device = device;
- field.num_bits = xsdrsize;
- field.out_value = dr_out_buf;
- field.out_mask = NULL;
- field.in_value = NULL;
- jtag_set_check_value(&field, dr_in_buf, dr_in_mask, NULL);
- if (device == -1)
- jtag_add_plain_dr_scan(1, &field, TAP_PD, NULL);
- else
- jtag_add_dr_scan(1, &field, TAP_PD, NULL);
- if (jtag_execute_queue() != ERROR_OK)
- {
- tdo_mismatch = 1;
- break;
- }
- if (xruntest)
- {
- if (runtest_requires_tck)
- jtag_add_runtest(xruntest, xsvf_to_tap[xenddr]);
- else
- {
- jtag_add_statemove(TAP_RTI);
- jtag_add_sleep(xruntest);
- jtag_add_statemove(xsvf_to_tap[xenddr]);
- }
- }
- else if (xendir != 0x6) /* Pause-DR */
- jtag_add_statemove(xsvf_to_tap[xenddr]);
- }
- }
- break;
- case 0x0a: /* XSETDRMASKS */
- printf("unsupported XSETSDRMASKS\n");
- unsupported = 1;
- break;
- case 0x0b: /* XSDRINC */
- printf("unsupported XSDRINC\n");
- unsupported = 1;
- break;
- case 0x0c: /* XSDRB */
- unsupported = 1;
- break;
- case 0x0d: /* XSDRC */
- unsupported = 1;
- break;
- case 0x0e: /* XSDRE */
- unsupported = 1;
- break;
- case 0x0f: /* XSDRTDOB */
- unsupported = 1;
- break;
- case 0x10: /* XSDRTDOB */
- unsupported = 1;
- break;
- case 0x11: /* XSDRTDOB */
- unsupported = 1;
- break;
- case 0x12: /* XSTATE */
- DEBUG("XSTATE");
- if (read(xsvf_fd, &uc, 1) < 0)
- do_abort = 1;
- else
- {
- enum tap_state *path = calloc(XSTATE_MAX_PATH, 4);
- int path_len = 1;
- path[0] = xsvf_to_tap[uc];
- if (xsvf_read_xstates(xsvf_fd, path, XSTATE_MAX_PATH, &path_len) != ERROR_OK)
- do_abort = 1;
- else
- {
- jtag_add_pathmove(path_len, path);
- }
- free(path);
- }
- break;
- case 0x13: /* XENDIR */
- DEBUG("XENDIR");
- if (read(xsvf_fd, &c, 1) < 0)
- do_abort = 1;
- else
- {
- if (c == 0)
- xendir = 1;
- else if (c == 1)
- xendir = 0xd;
- else
- {
- ERROR("unknown XENDIR endstate");
- unsupported = 1;
- }
- }
- break;
- case 0x14: /* XENDDR */
- DEBUG("XENDDR");
- if (read(xsvf_fd, &c, 1) < 0)
- do_abort = 1;
- else
- {
- if (c == 0)
- xenddr = 1;
- else if (c == 1)
- xenddr = 0x6;
- else
- {
- ERROR("unknown XENDDR endstate");
- unsupported = 1;
- }
- }
- break;
- case 0x15: /* XSIR2 */
- DEBUG("XSIR2");
- if (read(xsvf_fd, buf2, 2) < 0)
- do_abort = 1;
- else
- {
- u8 *ir_buf;
- us = be_to_h_u16(buf2);
- ir_buf = malloc((us + 7) / 8);
- if (xsvf_read_buffer(us, xsvf_fd, ir_buf) != ERROR_OK)
- do_abort = 1;
- else
- {
- scan_field_t field;
- field.device = device;
- field.num_bits = us;
- field.out_value = ir_buf;
- field.out_mask = NULL;
- field.in_value = NULL;
- field.in_check_value = NULL;
- field.in_check_mask = NULL;
- field.in_handler = NULL;
- field.in_handler_priv = NULL;
- if (device == -1)
- jtag_add_plain_ir_scan(1, &field, xsvf_to_tap[xendir], NULL);
- else
- jtag_add_ir_scan(1, &field, xsvf_to_tap[xendir], NULL);
- }
- free(ir_buf);
- }
- break;
- case 0x16: /* XCOMMENT */
- do
- {
- if (read(xsvf_fd, &c, 1) < 0)
- {
- do_abort = 1;
- break;
- }
- } while (c != 0);
- break;
- case 0x17: /* XWAIT */
- DEBUG("XWAIT");
- if ((read(xsvf_fd, &uc, 1) < 0) || (read(xsvf_fd, &uc2, 1) < 0) || (read(xsvf_fd, buf4, 4) < 0))
- do_abort = 1;
- else
- {
- jtag_add_statemove(xsvf_to_tap[uc]);
- ui = be_to_h_u32(buf4);
- jtag_add_sleep(ui);
- jtag_add_statemove(xsvf_to_tap[uc2]);
- }
- break;
- default:
- printf("unknown xsvf command (0x%2.2x)\n", c);
- unsupported = 1;
- }
-
- if (do_abort || unsupported || tdo_mismatch)
- break;
- }
-
- if (tdo_mismatch)
- {
- command_print(cmd_ctx, "TDO mismatch, aborting");
- jtag_cancel_queue();
- return ERROR_OK;
- }
-
- if (unsupported)
- {
- command_print(cmd_ctx, "unsupported xsvf command encountered, aborting");
- jtag_cancel_queue();
- return ERROR_OK;
- }
-
- if (do_abort)
- {
- command_print(cmd_ctx, "premature end detected, aborting");
- jtag_cancel_queue();
- return ERROR_OK;
- }
-
- if (dr_out_buf)
- free(dr_out_buf);
-
- if (dr_in_buf)
- free(dr_in_buf);
-
- if (dr_in_mask)
- free(dr_in_mask);
-
- close(xsvf_fd);
-
- command_print(cmd_ctx, "XSVF file programmed successfully");
-
- return ERROR_OK;
-}
+/***************************************************************************
+ * Copyright (C) 2005 by Dominic Rath *
+ * Dominic.Rath@gmx.de *
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
+ * 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. *
+ ***************************************************************************/
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "xsvf.h"
+
+#include "jtag.h"
+#include "command.h"
+#include "log.h"
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <string.h>
+
+#include <sys/time.h>
+#include <time.h>
+
+#define XSTATE_MAX_PATH (12)
+
+int handle_xsvf_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+
+int xsvf_fd = 0;
+
+u8 *dr_out_buf; /* from host to device (TDI) */
+u8 *dr_in_buf; /* from device to host (TDO) */
+u8 *dr_in_mask;
+
+int xsdrsize = 0;
+int xruntest = 0; /* number of TCK cycles / microseconds */
+int xrepeat = 0x20; /* number of XC9500 retries */
+
+int xendir = 0;
+int xenddr = 0;
+
+enum tap_state xsvf_to_tap[] =
+{
+ TAP_TLR, TAP_RTI,
+ TAP_SDS, TAP_CD, TAP_SD, TAP_E1D, TAP_PD, TAP_E2D, TAP_UD,
+ TAP_SIS, TAP_CI, TAP_SI, TAP_E1I, TAP_PI, TAP_E2I, TAP_UI,
+};
+
+int tap_to_xsvf[] =
+{
+ 0x0, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x1, 0x9, 0xa, 0xb, 0xc, 0xe, 0xf
+};
+
+int xsvf_register_commands(struct command_context_s *cmd_ctx)
+{
+ register_command(cmd_ctx, NULL, "xsvf", handle_xsvf_command,
+ COMMAND_EXEC, "run xsvf <file>");
+
+ return ERROR_OK;
+}
+
+int xsvf_read_buffer(int num_bits, int fd, u8* buf)
+{
+ int num_bytes;
+
+ for (num_bytes = (num_bits + 7) / 8; num_bytes > 0; num_bytes--)
+ {
+ if (read(fd, buf + num_bytes - 1, 1) < 0)
+ return ERROR_XSVF_EOF;
+ }
+
+ return ERROR_OK;
+}
+
+int xsvf_read_xstates(int fd, enum tap_state *path, int max_path, int *path_len)
+{
+ char c;
+ unsigned char uc;
+
+ while ((read(fd, &c, 1) > 0) && (c == 0x12))
+ {
+ if (*path_len > max_path)
+ {
+ WARNING("XSTATE path longer than max_path");
+ break;
+ }
+ if (read(fd, &uc, 1) < 0)
+ {
+ return ERROR_XSVF_EOF;
+ }
+ path[(*path_len)++] = xsvf_to_tap[uc];
+ }
+
+ lseek(fd, -1, SEEK_CUR);
+
+ return ERROR_OK;
+}
+
+int handle_xsvf_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ char c;
+ u8 buf4[4], buf2[2];
+ unsigned char uc, uc2;
+ unsigned int ui;
+ unsigned short us;
+
+ int do_abort = 0;
+ int unsupported = 0;
+ int tdo_mismatch = 0;
+
+ int runtest_requires_tck = 0;
+
+ int device = -1; /* use -1 to indicate a "plain" xsvf file which accounts for additional devices in the scan chain, otherwise the device that should be affected */
+
+ if (argc < 2)
+ {
+ command_print(cmd_ctx, "usage: xsvf <device#|plain> <file> <variant>");
+ return ERROR_OK;
+ }
+
+ if (strcmp(args[0], "plain") != 0)
+ {
+ device = strtoul(args[0], NULL, 0);
+ }
+
+ if ((xsvf_fd = open(args[1], O_RDONLY)) < 0)
+ {
+ command_print(cmd_ctx, "file %s not found", args[0]);
+ return ERROR_OK;
+ }
+
+ if ((argc > 2) && (strcmp(args[2], "virt2") == 0))
+ {
+ runtest_requires_tck = 1;
+ }
+
+ while (read(xsvf_fd, &c, 1) > 0)
+ {
+ switch (c)
+ {
+ case 0x00: /* XCOMPLETE */
+ DEBUG("XCOMPLETE");
+ if (jtag_execute_queue() != ERROR_OK)
+ {
+ tdo_mismatch = 1;
+ break;
+ }
+ break;
+ case 0x01: /* XTDOMASK */
+ DEBUG("XTDOMASK");
+ if (dr_in_mask && (xsvf_read_buffer(xsdrsize, xsvf_fd, dr_in_mask) != ERROR_OK))
+ do_abort = 1;
+ break;
+ case 0x02: /* XSIR */
+ DEBUG("XSIR");
+ if (read(xsvf_fd, &c, 1) < 0)
+ do_abort = 1;
+ else
+ {
+ u8 *ir_buf = malloc((c + 7) / 8);
+ if (xsvf_read_buffer(c, xsvf_fd, ir_buf) != ERROR_OK)
+ do_abort = 1;
+ else
+ {
+ scan_field_t field;
+ field.device = device;
+ field.num_bits = c;
+ field.out_value = ir_buf;
+ field.out_mask = NULL;
+ field.in_value = NULL;
+ field.in_check_value = NULL;
+ field.in_check_mask = NULL;
+ field.in_handler = NULL;
+ field.in_handler_priv = NULL;
+ if (device == -1)
+ jtag_add_plain_ir_scan(1, &field, TAP_PI, NULL);
+ else
+ jtag_add_ir_scan(1, &field, TAP_PI, NULL);
+ if (jtag_execute_queue() != ERROR_OK)
+ {
+ tdo_mismatch = 1;
+ free(ir_buf);
+ break;
+ }
+ if (xruntest)
+ {
+ if (runtest_requires_tck)
+ jtag_add_runtest(xruntest, xsvf_to_tap[xendir]);
+ else
+ {
+ jtag_add_statemove(TAP_RTI);
+ jtag_add_sleep(xruntest);
+ jtag_add_statemove(xsvf_to_tap[xendir]);
+ }
+ }
+ else if (xendir != 0xd) /* Pause-IR */
+ jtag_add_statemove(xsvf_to_tap[xendir]);
+ }
+ free(ir_buf);
+ }
+ break;
+ case 0x03: /* XSDR */
+ DEBUG("XSDR");
+ if (xsvf_read_buffer(xsdrsize, xsvf_fd, dr_out_buf) != ERROR_OK)
+ do_abort = 1;
+ else
+ {
+ scan_field_t field;
+ field.device = device;
+ field.num_bits = xsdrsize;
+ field.out_value = dr_out_buf;
+ field.out_mask = NULL;
+ field.in_value = NULL;
+ jtag_set_check_value(&field, dr_in_buf, dr_in_mask, NULL);
+ if (device == -1)
+ jtag_add_plain_dr_scan(1, &field, TAP_PD, NULL);
+ else
+ jtag_add_dr_scan(1, &field, TAP_PD, NULL);
+ if (jtag_execute_queue() != ERROR_OK)
+ {
+ tdo_mismatch = 1;
+ break;
+ }
+ if (xruntest)
+ {
+ if (runtest_requires_tck)
+ jtag_add_runtest(xruntest, xsvf_to_tap[xenddr]);
+ else
+ {
+ jtag_add_statemove(TAP_RTI);
+ jtag_add_sleep(xruntest);
+ jtag_add_statemove(xsvf_to_tap[xenddr]);
+ }
+ }
+ else if (xendir != 0x6) /* Pause-DR */
+ jtag_add_statemove(xsvf_to_tap[xenddr]);
+ }
+ break;
+ case 0x04: /* XRUNTEST */
+ DEBUG("XRUNTEST");
+ if (read(xsvf_fd, buf4, 4) < 0)
+ do_abort = 1;
+ else
+ {
+ xruntest = be_to_h_u32(buf4);
+ }
+ break;
+ case 0x07: /* XREPEAT */
+ DEBUG("XREPEAT");
+ if (read(xsvf_fd, &c, 1) < 0)
+ do_abort = 1;
+ else
+ {
+ xrepeat = c;
+ }
+ break;
+ case 0x08: /* XSDRSIZE */
+ DEBUG("XSDRSIZE");
+ if (read(xsvf_fd, buf4, 4) < 0)
+ do_abort = 1;
+ else
+ {
+ xsdrsize = be_to_h_u32(buf4);
+ free(dr_out_buf);
+ free(dr_in_buf);
+ free(dr_in_mask);
+ dr_out_buf = malloc((xsdrsize + 7) / 8);
+ dr_in_buf = malloc((xsdrsize + 7) / 8);
+ dr_in_mask = malloc((xsdrsize + 7) / 8);
+ }
+ break;
+ case 0x09: /* XSDRTDO */
+ DEBUG("XSDRTDO");
+ if (xsvf_read_buffer(xsdrsize, xsvf_fd, dr_out_buf) != ERROR_OK)
+ do_abort = 1;
+ else
+ {
+ if (xsvf_read_buffer(xsdrsize, xsvf_fd, dr_in_buf) != ERROR_OK)
+ do_abort = 1;
+ else
+ {
+ scan_field_t field;
+ field.device = device;
+ field.num_bits = xsdrsize;
+ field.out_value = dr_out_buf;
+ field.out_mask = NULL;
+ field.in_value = NULL;
+ jtag_set_check_value(&field, dr_in_buf, dr_in_mask, NULL);
+ if (device == -1)
+ jtag_add_plain_dr_scan(1, &field, TAP_PD, NULL);
+ else
+ jtag_add_dr_scan(1, &field, TAP_PD, NULL);
+ if (jtag_execute_queue() != ERROR_OK)
+ {
+ tdo_mismatch = 1;
+ break;
+ }
+ if (xruntest)
+ {
+ if (runtest_requires_tck)
+ jtag_add_runtest(xruntest, xsvf_to_tap[xenddr]);
+ else
+ {
+ jtag_add_statemove(TAP_RTI);
+ jtag_add_sleep(xruntest);
+ jtag_add_statemove(xsvf_to_tap[xenddr]);
+ }
+ }
+ else if (xendir != 0x6) /* Pause-DR */
+ jtag_add_statemove(xsvf_to_tap[xenddr]);
+ }
+ }
+ break;
+ case 0x0a: /* XSETDRMASKS */
+ ERROR("unsupported XSETSDRMASKS\n");
+ unsupported = 1;
+ break;
+ case 0x0b: /* XSDRINC */
+ ERROR("unsupported XSDRINC\n");
+ unsupported = 1;
+ break;
+ case 0x0c: /* XSDRB */
+ unsupported = 1;
+ break;
+ case 0x0d: /* XSDRC */
+ unsupported = 1;
+ break;
+ case 0x0e: /* XSDRE */
+ unsupported = 1;
+ break;
+ case 0x0f: /* XSDRTDOB */
+ unsupported = 1;
+ break;
+ case 0x10: /* XSDRTDOB */
+ unsupported = 1;
+ break;
+ case 0x11: /* XSDRTDOB */
+ unsupported = 1;
+ break;
+ case 0x12: /* XSTATE */
+ DEBUG("XSTATE");
+ if (read(xsvf_fd, &uc, 1) < 0)
+ do_abort = 1;
+ else
+ {
+ enum tap_state *path = calloc(XSTATE_MAX_PATH, 4);
+ int path_len = 1;
+ path[0] = xsvf_to_tap[uc];
+ if (xsvf_read_xstates(xsvf_fd, path, XSTATE_MAX_PATH, &path_len) != ERROR_OK)
+ do_abort = 1;
+ else
+ {
+ jtag_add_pathmove(path_len, path);
+ }
+ free(path);
+ }
+ break;
+ case 0x13: /* XENDIR */
+ DEBUG("XENDIR");
+ if (read(xsvf_fd, &c, 1) < 0)
+ do_abort = 1;
+ else
+ {
+ if (c == 0)
+ xendir = 1;
+ else if (c == 1)
+ xendir = 0xd;
+ else
+ {
+ ERROR("unknown XENDIR endstate");
+ unsupported = 1;
+ }
+ }
+ break;
+ case 0x14: /* XENDDR */
+ DEBUG("XENDDR");
+ if (read(xsvf_fd, &c, 1) < 0)
+ do_abort = 1;
+ else
+ {
+ if (c == 0)
+ xenddr = 1;
+ else if (c == 1)
+ xenddr = 0x6;
+ else
+ {
+ ERROR("unknown XENDDR endstate");
+ unsupported = 1;
+ }
+ }
+ break;
+ case 0x15: /* XSIR2 */
+ DEBUG("XSIR2");
+ if (read(xsvf_fd, buf2, 2) < 0)
+ do_abort = 1;
+ else
+ {
+ u8 *ir_buf;
+ us = be_to_h_u16(buf2);
+ ir_buf = malloc((us + 7) / 8);
+ if (xsvf_read_buffer(us, xsvf_fd, ir_buf) != ERROR_OK)
+ do_abort = 1;
+ else
+ {
+ scan_field_t field;
+ field.device = device;
+ field.num_bits = us;
+ field.out_value = ir_buf;
+ field.out_mask = NULL;
+ field.in_value = NULL;
+ field.in_check_value = NULL;
+ field.in_check_mask = NULL;
+ field.in_handler = NULL;
+ field.in_handler_priv = NULL;
+ if (device == -1)
+ jtag_add_plain_ir_scan(1, &field, xsvf_to_tap[xendir], NULL);
+ else
+ jtag_add_ir_scan(1, &field, xsvf_to_tap[xendir], NULL);
+ }
+ free(ir_buf);
+ }
+ break;
+ case 0x16: /* XCOMMENT */
+ do
+ {
+ if (read(xsvf_fd, &c, 1) < 0)
+ {
+ do_abort = 1;
+ break;
+ }
+ } while (c != 0);
+ break;
+ case 0x17: /* XWAIT */
+ DEBUG("XWAIT");
+ if ((read(xsvf_fd, &uc, 1) < 0) || (read(xsvf_fd, &uc2, 1) < 0) || (read(xsvf_fd, buf4, 4) < 0))
+ do_abort = 1;
+ else
+ {
+ jtag_add_statemove(xsvf_to_tap[uc]);
+ ui = be_to_h_u32(buf4);
+ jtag_add_sleep(ui);
+ jtag_add_statemove(xsvf_to_tap[uc2]);
+ }
+ break;
+ default:
+ ERROR("unknown xsvf command (0x%2.2x)\n", c);
+ unsupported = 1;
+ }
+
+ if (do_abort || unsupported || tdo_mismatch)
+ break;
+ }
+
+ if (tdo_mismatch)
+ {
+ command_print(cmd_ctx, "TDO mismatch, aborting");
+ jtag_cancel_queue();
+ return ERROR_OK;
+ }
+
+ if (unsupported)
+ {
+ command_print(cmd_ctx, "unsupported xsvf command encountered, aborting");
+ jtag_cancel_queue();
+ return ERROR_OK;
+ }
+
+ if (do_abort)
+ {
+ command_print(cmd_ctx, "premature end detected, aborting");
+ jtag_cancel_queue();
+ return ERROR_OK;
+ }
+
+ if (dr_out_buf)
+ free(dr_out_buf);
+
+ if (dr_in_buf)
+ free(dr_in_buf);
+
+ if (dr_in_mask)
+ free(dr_in_mask);
+
+ close(xsvf_fd);
+
+ command_print(cmd_ctx, "XSVF file programmed successfully");
+
+ return ERROR_OK;
+}