- added mingw elf patches from Vincent Palatin

- added str9x programming using flash controller tap (str9xpec), including option bytes and device lock/unlock
- inttypes.h now used for long long printf style declarations

git-svn-id: svn://svn.berlios.de/openocd/trunk@174 b42882b7-edfa-0310-969c-e2dbd0fdcd60

16 files changed, 1545 insertions, 21 deletions

diff --git a/configure.in b/configure.in
index 69b1510e..7111b82a 100644
--- a/configure.in
+++ b/configure.in
@@ -5,6 +5,7 @@ AC_SEARCH_LIBS([ioperm], [ioperm])
 AC_CANONICAL_HOST
 
 AC_CHECK_HEADERS(sys/param.h)
+AC_CHECK_HEADERS(elf.h)
 
 AC_C_BIGENDIAN
 
diff --git a/src/flash/Makefile.am b/src/flash/Makefile.am
index 8d30790b..7b5c5222 100644
--- a/src/flash/Makefile.am
+++ b/src/flash/Makefile.am
@@ -1,5 +1,5 @@
 INCLUDES = -I$(top_srcdir)/src/helper -I$(top_srcdir)/src/jtag -I$(top_srcdir)/src/target $(all_includes)
 METASOURCES = AUTO
 noinst_LIBRARIES = libflash.a
-libflash_a_SOURCES = flash.c lpc2000.c cfi.c non_cfi.c at91sam7.c str7x.c str9x.c nand.c lpc3180_nand_controller.c stellaris.c
-noinst_HEADERS = flash.h lpc2000.h cfi.h non_cfi.h at91sam7.h str7x.h str9x.h nand.h lpc3180_nand_controller.h stellaris.h
+libflash_a_SOURCES = flash.c lpc2000.c cfi.c non_cfi.c at91sam7.c str7x.c str9x.c nand.c lpc3180_nand_controller.c stellaris.c str9xpec.c
+noinst_HEADERS = flash.h lpc2000.h cfi.h non_cfi.h at91sam7.h str7x.h str9x.h nand.h lpc3180_nand_controller.h stellaris.h str9xpec.h
diff --git a/src/flash/flash.c b/src/flash/flash.c
index 3c368f3f..eaa1e17e 100644
--- a/src/flash/flash.c
+++ b/src/flash/flash.c
@@ -23,7 +23,6 @@
 
 #include "flash.h"
 #include "command.h"
-#include "log.h"
 #include "target.h"
 #include "time_support.h"
 
@@ -36,6 +35,7 @@
 
 #include <fileio.h>
 #include <image.h>
+#include "log.h"
 
 /* command handlers */
 int handle_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
@@ -56,6 +56,7 @@ extern flash_driver_t at91sam7_flash;
 extern flash_driver_t str7x_flash;
 extern flash_driver_t str9x_flash;
 extern flash_driver_t stellaris_flash;
+extern flash_driver_t str9xpec_flash;
 
 flash_driver_t *flash_drivers[] =
 {
@@ -65,6 +66,7 @@ flash_driver_t *flash_drivers[] =
 	&str7x_flash,
 	&str9x_flash,
 	&stellaris_flash,
+	&str9xpec_flash,
 	NULL,
 };
 
@@ -373,9 +375,10 @@ int handle_flash_erase_command(struct command_context_s *cmd_ctx, char *cmd, cha
 		int last = strtoul(args[2], NULL, 0);
 		int retval;
 		flash_bank_t *p = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
-		struct timeval start, end, duration;
-
-		gettimeofday(&start, NULL);
+		duration_t duration;
+		char *duration_text;
+	
+		duration_start_measure(&duration);
 	
 		if (!p)
 		{
@@ -411,10 +414,10 @@ int handle_flash_erase_command(struct command_context_s *cmd_ctx, char *cmd, cha
 		}
 		else
 		{
-			gettimeofday(&end, NULL);	
-			timeval_subtract(&duration, &end, &start);
-		
-			command_print(cmd_ctx, "erased sectors %i through %i on flash bank %i in %is %ius", first, last, strtoul(args[0], 0, 0), duration.tv_sec, duration.tv_usec);
+			duration_stop_measure(&duration, &duration_text);	
+			
+			command_print(cmd_ctx, "erased sectors %i through %i on flash bank %i in %s", first, last, strtoul(args[0], 0, 0), duration_text);
+			free(duration_text);
 		}
 	}
 	else
diff --git a/src/flash/nand.c b/src/flash/nand.c
index 7ff73512..d06a232c 100644
--- a/src/flash/nand.c
+++ b/src/flash/nand.c
@@ -31,6 +31,7 @@
 
 #include <stdlib.h>
 #include <string.h>
+#include <inttypes.h>
 
 #include <errno.h>
 
@@ -1387,7 +1388,7 @@ int handle_nand_dump_command(struct command_context_s *cmd_ctx, char *cmd, char
 			fileio_close(&fileio);
 
 			duration_stop_measure(&duration, &duration_text);
-			command_print(cmd_ctx, "dumped %lli byte in %s", fileio.size, duration_text);
+			command_print(cmd_ctx, "dumped %"PRIi64" byte in %s", fileio.size, duration_text);
 			free(duration_text);
 		}
 		else
diff --git a/src/flash/str9xpec.c b/src/flash/str9xpec.c
new file mode 100644
index 00000000..f26a7632
--- /dev/null
+++ b/src/flash/str9xpec.c
@@ -0,0 +1,1368 @@
+/***************************************************************************
+ *   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 "replacements.h"
+
+#include "str9xpec.h"
+#include "flash.h"
+#include "target.h"
+#include "log.h"
+#include "armv4_5.h"
+#include "arm7_9_common.h"
+#include "jtag.h"
+#include "binarybuffer.h"
+
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <getopt.h>
+
+str9xpec_mem_layout_t mem_layout_str9pec[] = {
+	{0x00000000, 0x10000, 0},
+	{0x00010000, 0x10000, 1},
+	{0x00020000, 0x10000, 2},
+	{0x00030000, 0x10000, 3},
+	{0x00040000, 0x10000, 4},
+	{0x00050000, 0x10000, 5},
+	{0x00060000, 0x10000, 6},
+	{0x00070000, 0x10000, 7},
+	{0x00080000, 0x02000, 32},
+	{0x00082000, 0x02000, 33},
+	{0x00084000, 0x02000, 34},
+	{0x00086000, 0x02000, 35}
+};
+
+int str9xpec_register_commands(struct command_context_s *cmd_ctx);
+int str9xpec_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank);
+int str9xpec_erase(struct flash_bank_s *bank, int first, int last);
+int str9xpec_protect(struct flash_bank_s *bank, int set, int first, int last);
+int str9xpec_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count);
+int str9xpec_probe(struct flash_bank_s *bank);
+int str9xpec_handle_part_id_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int str9xpec_protect_check(struct flash_bank_s *bank);
+int str9xpec_erase_check(struct flash_bank_s *bank);
+int str9xpec_info(struct flash_bank_s *bank, char *buf, int buf_size);
+
+int str9xpec_erase_area(struct flash_bank_s *bank, int first, int last);
+int str9xpec_set_address(struct flash_bank_s *bank, u8 sector);
+int str9xpec_write_options(struct flash_bank_s *bank);
+
+int str9xpec_handle_flash_options_cmap_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int str9xpec_handle_flash_options_lvdthd_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int str9xpec_handle_flash_options_lvdsel_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int str9xpec_handle_flash_options_lvdwarn_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int str9xpec_handle_flash_options_read_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int str9xpec_handle_flash_options_write_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int str9xpec_handle_flash_lock_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int str9xpec_handle_flash_unlock_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int str9xpec_handle_flash_enable_turbo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int str9xpec_handle_flash_disable_turbo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+
+flash_driver_t str9xpec_flash =
+{
+	.name = "str9xpec",
+	.register_commands = str9xpec_register_commands,
+	.flash_bank_command = str9xpec_flash_bank_command,
+	.erase = str9xpec_erase,
+	.protect = str9xpec_protect,
+	.write = str9xpec_write,
+	.probe = str9xpec_probe,
+	.erase_check = str9xpec_erase_check,
+	.protect_check = str9xpec_protect_check,
+	.info = str9xpec_info
+};
+
+int str9xpec_register_commands(struct command_context_s *cmd_ctx)
+{
+	command_t *str9xpec_cmd = register_command(cmd_ctx, NULL, "str9xpec", NULL, COMMAND_ANY, "str9xpec flash specific commands");
+	
+	register_command(cmd_ctx, str9xpec_cmd, "enable_turbo", str9xpec_handle_flash_enable_turbo_command, COMMAND_EXEC,
+					 "enable str9xpec turbo mode");
+	register_command(cmd_ctx, str9xpec_cmd, "disable_turbo", str9xpec_handle_flash_disable_turbo_command, COMMAND_EXEC,
+					 "disable str9xpec turbo mode");
+	register_command(cmd_ctx, str9xpec_cmd, "options_cmap", str9xpec_handle_flash_options_cmap_command, COMMAND_EXEC,
+					 "configure str9xpec boot sector");
+	register_command(cmd_ctx, str9xpec_cmd, "options_lvdthd", str9xpec_handle_flash_options_lvdthd_command, COMMAND_EXEC,
+					 "configure str9xpec lvd threshold");
+	register_command(cmd_ctx, str9xpec_cmd, "options_lvdsel", str9xpec_handle_flash_options_lvdsel_command, COMMAND_EXEC,
+					 "configure str9xpec lvd selection");
+	register_command(cmd_ctx, str9xpec_cmd, "options_lvdwarn", str9xpec_handle_flash_options_lvdwarn_command, COMMAND_EXEC,
+					 "configure str9xpec lvd warning");
+	register_command(cmd_ctx, str9xpec_cmd, "options_read", str9xpec_handle_flash_options_read_command, COMMAND_EXEC,
+					 "read str9xpec options");
+	register_command(cmd_ctx, str9xpec_cmd, "options_write", str9xpec_handle_flash_options_write_command, COMMAND_EXEC,
+					 "write str9xpec options");
+	register_command(cmd_ctx, str9xpec_cmd, "lock", str9xpec_handle_flash_lock_command, COMMAND_EXEC,
+					 "lock str9xpec device");
+	register_command(cmd_ctx, str9xpec_cmd, "unlock", str9xpec_handle_flash_unlock_command, COMMAND_EXEC,
+					 "unlock str9xpec device");
+	register_command(cmd_ctx, str9xpec_cmd, "part_id", str9xpec_handle_part_id_command, COMMAND_EXEC,
+					 "print part id of str9xpec flash bank <num>");
+	
+	return ERROR_OK;
+}
+
+int str9xpec_set_instr(int chain_pos, u32 new_instr, enum tap_state end_state)
+{
+	jtag_device_t *device = jtag_get_device(chain_pos);
+		
+	if (buf_get_u32(device->cur_instr, 0, device->ir_length) != new_instr)
+	{
+		scan_field_t field;
+				
+		field.device = chain_pos;
+		field.num_bits = device->ir_length;
+		field.out_value = calloc(CEIL(field.num_bits, 8), 1);
+		buf_set_u32(field.out_value, 0, field.num_bits, new_instr);
+		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;
+		
+		jtag_add_ir_scan(1, &field, end_state, NULL);
+		
+		free(field.out_value);
+	}
+	
+	return ERROR_OK;
+}
+
+u8 str9xpec_isc_status(int chain_pos)
+{
+	scan_field_t field;
+	u8 status;
+	
+	str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI);
+	
+	field.device = chain_pos;
+	field.num_bits = 8;
+	field.out_value = NULL;
+	field.out_mask = NULL;
+	field.in_value = &status;
+	field.in_check_value = NULL;
+	field.in_check_mask = NULL;
+	field.in_handler = NULL;
+	field.in_handler_priv = NULL;
+	
+	jtag_add_dr_scan(1, &field, TAP_RTI, NULL);
+	jtag_execute_queue();
+	
+	DEBUG("status: 0x%2.2x", status);
+	
+	if (status & ISC_STATUS_SECURITY)
+		INFO("Device Security Bit Set");
+	
+	return status;
+}
+
+int str9xpec_isc_enable(struct flash_bank_s *bank)
+{
+	u8 status;
+	u32 chain_pos;
+	str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
+	
+	chain_pos = str9xpec_info->chain_pos;
+	
+	if (str9xpec_info->isc_enable)
+		return ERROR_OK;
+	
+	/* enter isc mode */
+	str9xpec_set_instr(chain_pos, ISC_ENABLE, TAP_RTI);
+	
+	/* check ISC status */
+	status = str9xpec_isc_status(chain_pos);
+	if (status & ISC_STATUS_MODE)
+	{
+		/* we have entered isc mode */
+		str9xpec_info->isc_enable = 1;
+		DEBUG("ISC_MODE Enabled");
+	}
+	
+	return ERROR_OK;
+}
+
+int str9xpec_isc_disable(struct flash_bank_s *bank)
+{
+	u8 status;
+	u32 chain_pos;
+	str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
+	
+	chain_pos = str9xpec_info->chain_pos;
+	
+	if (!str9xpec_info->isc_enable)
+		return ERROR_OK;
+	
+	str9xpec_set_instr(chain_pos, ISC_DISABLE, TAP_RTI);
+	
+	/* delay to handle aborts */
+	jtag_add_sleep(50);
+	
+	/* check ISC status */
+	status = str9xpec_isc_status(chain_pos);
+	if (!(status & ISC_STATUS_MODE))
+	{
+		/* we have left isc mode */
+		str9xpec_info->isc_enable = 0;
+		DEBUG("ISC_MODE Disabled");
+	}
+	
+	return ERROR_OK;
+}
+
+int str9xpec_read_config(struct flash_bank_s *bank)
+{
+	scan_field_t field;
+	u8 status;
+	u32 chain_pos;
+		
+	str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
+	
+	chain_pos = str9xpec_info->chain_pos;
+	
+	DEBUG("ISC_CONFIGURATION");
+	
+	/* execute ISC_CONFIGURATION command */
+	str9xpec_set_instr(chain_pos, ISC_CONFIGURATION, TAP_PI);
+	
+	field.device = chain_pos;
+	field.num_bits = 64;
+	field.out_value = NULL;
+	field.out_mask = NULL;
+	field.in_value = str9xpec_info->options;
+	field.in_check_value = NULL;
+	field.in_check_mask = NULL;
+	field.in_handler = NULL;
+	field.in_handler_priv = NULL;
+	
+	jtag_add_dr_scan(1, &field, TAP_RTI, NULL);
+	jtag_execute_queue();
+	
+	status = str9xpec_isc_status(chain_pos);
+	
+	return status;
+}
+
+int str9xpec_build_block_list(struct flash_bank_s *bank)
+{
+	str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
+	
+	int i;
+	int num_sectors = 0, b0_sectors = 0;
+		
+	switch (bank->size)
+	{
+		case 256 * 1024:
+			b0_sectors = 4;
+			break;
+		case 512 * 1024:
+			b0_sectors = 8;
+			break;
+		default:
+			ERROR("BUG: unknown bank->size encountered");
+			exit(-1);
+	}
+	
+	num_sectors = b0_sectors + 4;
+	
+	bank->num_sectors = num_sectors;
+	bank->sectors = malloc(sizeof(flash_sector_t) * num_sectors);
+	str9xpec_info->sector_bits = malloc(sizeof(u32) * num_sectors);
+	
+	num_sectors = 0;
+	
+	for (i = 0; i < b0_sectors; i++)
+	{
+		bank->sectors[num_sectors].offset = mem_layout_str9pec[i].sector_start;
+		bank->sectors[num_sectors].size = mem_layout_str9pec[i].sector_size;
+		bank->sectors[num_sectors].is_erased = -1;
+		bank->sectors[num_sectors].is_protected = 1;
+		str9xpec_info->sector_bits[num_sectors++] = mem_layout_str9pec[i].sector_bit;
+	}
+	
+	for (i = 8; i < 12; i++)
+	{
+		bank->sectors[num_sectors].offset = mem_layout_str9pec[i].sector_start;
+		bank->sectors[num_sectors].size = mem_layout_str9pec[i].sector_size;
+		bank->sectors[num_sectors].is_erased = -1;
+		bank->sectors[num_sectors].is_protected = 1;
+		str9xpec_info->sector_bits[num_sectors++] = mem_layout_str9pec[i].sector_bit;
+	}
+	
+	return ERROR_OK;
+}
+
+/* flash bank str9x <base> <size> 0 0 <target#>
+ */
+int str9xpec_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank)
+{
+	str9xpec_flash_controller_t *str9xpec_info;
+	armv4_5_common_t *armv4_5 = NULL;
+	arm7_9_common_t *arm7_9 = NULL;
+	arm_jtag_t *jtag_info = NULL;
+	
+	if (argc < 6)
+	{
+		WARNING("incomplete flash_bank str9x configuration");
+		return ERROR_FLASH_BANK_INVALID;
+	}
+	
+	str9xpec_info = malloc(sizeof(str9xpec_flash_controller_t));
+	bank->driver_priv = str9xpec_info;
+	
+	if (bank->base != 0x00000000)
+	{
+		WARNING("overriding flash base address for STR91x device with 0x00000000");
+		bank->base = 0x00000000;
+	}
+	
+	str9xpec_info->target = get_target_by_num(strtoul(args[5], NULL, 0));
+	if (!str9xpec_info->target)
+	{
+		ERROR("no target '%s' configured", args[5]);
+		exit(-1);
+	}
+
+	/* find out jtag position of flash controller
+	 * it is always after the arm966 core */
+	
+	armv4_5 = str9xpec_info->target->arch_info;
+	arm7_9 = armv4_5->arch_info;
+	jtag_info = &arm7_9->jtag_info;
+	
+	str9xpec_info->chain_pos = (jtag_info->chain_pos - 1);
+	str9xpec_info->isc_enable = 0;
+	str9xpec_info->devarm = NULL;
+	
+	str9xpec_build_block_list(bank);
+	
+	/* clear option byte register */
+	buf_set_u32(str9xpec_info->options, 0, 64, 0);
+	
+	return ERROR_OK;
+}
+
+int str9xpec_blank_check(struct flash_bank_s *bank, int first, int last)
+{
+	scan_field_t field;
+	u8 status;
+	u32 chain_pos;
+	int i;
+	u8 *buffer = NULL;
+		
+	str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
+	
+	chain_pos = str9xpec_info->chain_pos;
+	
+	if (!str9xpec_info->isc_enable) {
+		str9xpec_isc_enable( bank );
+	}
+	
+	if (!str9xpec_info->isc_enable) {
+		return ERROR_FLASH_OPERATION_FAILED;
+	}
+	
+	buffer = calloc(CEIL(64, 8), 1);
+
+	DEBUG("blank check: first_bank: %i, last_bank: %i", first, last);
+	
+	for (i = first; i <= last; i++) {
+		buf_set_u32(buffer, str9xpec_info->sector_bits[i], 1, 1);
+	}
+	
+	/* execute ISC_BLANK_CHECK command */
+	str9xpec_set_instr(chain_pos, ISC_BLANK_CHECK, TAP_PI);
+	
+	field.device = chain_pos;
+	field.num_bits = 64;
+	field.out_value = buffer;
+	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;
+	
+	jtag_add_dr_scan(1, &field, TAP_RTI, NULL);
+	jtag_add_sleep(40000);
+	
+	/* read blank check result */
+	field.device = chain_pos;
+	field.num_bits = 64;
+	field.out_value = NULL;
+	field.out_mask = NULL;
+	field.in_value = buffer;
+	field.in_check_value = NULL;
+	field.in_check_mask = NULL;
+	field.in_handler = NULL;
+	field.in_handler_priv = NULL;
+	
+	jtag_add_dr_scan(1, &field, TAP_PI, NULL);
+	jtag_execute_queue();
+	
+	status = str9xpec_isc_status(chain_pos);
+	
+	for (i = first; i <= last; i++)
+	{
+		if (buf_get_u32(buffer, str9xpec_info->sector_bits[i], 1))
+			bank->sectors[i].is_erased = 0;
+		else
+			bank->sectors[i].is_erased = 1;
+	}
+	
+	free(buffer);
+	
+	str9xpec_isc_disable(bank);
+	
+	if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
+		return ERROR_FLASH_OPERATION_FAILED; 
+	return ERROR_OK;
+}
+
+int str9xpec_protect_check(struct flash_bank_s *bank)
+{
+	u8 status;
+	int i;
+		
+	str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
+	
+	status = str9xpec_read_config(bank);
+	
+	for (i = 0; i < bank->num_sectors; i++)
+	{
+		if (buf_get_u32(str9xpec_info->options, str9xpec_info->sector_bits[i], 1))
+			bank->sectors[i].is_protected = 1;
+		else
+			bank->sectors[i].is_protected = 0;
+	}
+	
+	if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
+		return ERROR_FLASH_OPERATION_FAILED;
+	return ERROR_OK;
+}
+
+int str9xpec_erase_area(struct flash_bank_s *bank, int first, int last)
+{
+	scan_field_t field;
+	u8 status;
+	u32 chain_pos;
+	int i;
+	u8 *buffer = NULL;
+	
+	str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
+	
+	chain_pos = str9xpec_info->chain_pos;
+	
+	if (!str9xpec_info->isc_enable) {
+		str9xpec_isc_enable( bank );
+	}
+	
+	if (!str9xpec_info->isc_enable) {
+		return ISC_STATUS_ERROR;
+	}
+	
+	buffer = calloc(CEIL(64, 8), 1);
+	
+	DEBUG("erase: first_bank: %i, last_bank: %i", first, last);
+	
+	/* last bank: 0xFF signals a full erase (unlock complete device) */
+	/* last bank: 0xFE signals a option byte erase */
+	if (last == 0xFF)
+	{
+		for (i = 0; i < 64; i++) {
+			buf_set_u32(buffer, i, 1, 1);
+		}	
+	}
+	else if (last == 0xFE)
+	{
+		buf_set_u32(buffer, 49, 1, 1);
+	}
+	else
+	{	
+		for (i = first; i <= last; i++) {
+			buf_set_u32(buffer, str9xpec_info->sector_bits[i], 1, 1);
+		}
+	}
+	
+	DEBUG("ISC_ERASE");
+	
+	/* execute ISC_ERASE command */
+	str9xpec_set_instr(chain_pos, ISC_ERASE, TAP_PI);
+	
+	field.device = chain_pos;
+	field.num_bits = 64;
+	field.out_value = buffer;
+	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;
+	
+	jtag_add_dr_scan(1, &field, TAP_RTI, NULL);
+	jtag_execute_queue();
+	
+	jtag_add_sleep(10);
+	
+	/* wait for erase completion */
+	while (!((status = str9xpec_isc_status(chain_pos)) & ISC_STATUS_BUSY)) {
+		usleep(1000);
+	}
+	
+	free(buffer);
+	
+	str9xpec_isc_disable(bank);
+	
+	return status;
+}
+
+int str9xpec_erase(struct flash_bank_s *bank, int first, int last)
+{
+	int status;
+	
+	status = str9xpec_erase_area(bank, first, last);
+	
+	if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
+		return ERROR_FLASH_OPERATION_FAILED;
+	
+	return ERROR_OK;
+}
+
+int str9xpec_lock_device(struct flash_bank_s *bank)
+{
+	scan_field_t field;
+	u8 status;
+	u32 chain_pos;
+	str9xpec_flash_controller_t *str9xpec_info = NULL;
+	
+	str9xpec_info = bank->driver_priv;
+	chain_pos = str9xpec_info->chain_pos;
+	
+	if (!str9xpec_info->isc_enable) {
+		str9xpec_isc_enable( bank );
+	}
+	
+	if (!str9xpec_info->isc_enable) {
+		return ISC_STATUS_ERROR;
+	}
+	
+	/* set security address */
+	str9xpec_set_address(bank, 0x80);
+	
+	/* execute ISC_PROGRAM command */
+	str9xpec_set_instr(chain_pos, ISC_PROGRAM_SECURITY, TAP_RTI);
+	
+	str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI);
+	
+	do {
+		field.device = chain_pos;
+		field.num_bits = 8;
+		field.out_value = NULL;
+		field.out_mask = NULL;
+		field.in_value = &status;
+		field.in_check_value = NULL;
+		field.in_check_mask = NULL;
+		field.in_handler = NULL;
+		field.in_handler_priv = NULL;
+		
+		jtag_add_dr_scan(1, &field, -1, NULL);
+		jtag_execute_queue();
+		
+	} while(!(status & ISC_STATUS_BUSY));
+	
+	str9xpec_isc_disable(bank);
+	
+	return status;
+}
+
+int str9xpec_unlock_device(struct flash_bank_s *bank)
+{
+	u8 status;
+	//u32 chain_pos;
+	//jtag_device_t* dev0;
+	//jtag_device_t* dev1;
+	//jtag_device_t* dev2;
+	
+	//str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
+	
+	//chain_pos = str9xpec_info->chain_pos;
+	
+	/* remove arm core from chain - enter turbo mode */
+	
+	//str9xpec_set_instr(chain_pos+2, 0xD, TAP_RTI);
+	//jtag_execute_queue();
+	
+	/* modify scan chain - arm9 has been removed */
+	//dev0 = jtag_get_device(chain_pos);
+	//dev1 = jtag_get_device(chain_pos+1);
+	//dev2 = jtag_get_device(chain_pos+2);
+	//dev0->next = dev2;
+	//jtag_num_devices--;
+	
+	status = str9xpec_erase_area(bank, 0, 255);
+	
+	/* exit turbo mode via TLR */
+	//str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_TLR);
+	//jtag_execute_queue();
+	
+	/* restore previous scan chain */
+	//dev0->next = dev1;
+	//jtag_num_devices++;
+	
+	return status;
+}
+
+int str9xpec_protect(struct flash_bank_s *bank, int set, int first, int last)
+{
+	u8 status;
+	int i;
+	
+	str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
+	
+	status = str9xpec_read_config(bank);
+	
+	if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
+		return ERROR_FLASH_OPERATION_FAILED;
+
+	DEBUG("protect: first_bank: %i, last_bank: %i", first, last);
+	
+	/* last bank: 0xFF signals a full device protect */
+	if (last == 0xFF)
+	{
+		if( set )
+		{
+			status = str9xpec_lock_device(bank);
+		}
+		else
+		{
+			/* perform full erase to unlock device */
+			status = str9xpec_unlock_device(bank);
+		}
+	}
+	else
+	{	
+		for (i = first; i <= last; i++)
+		{
+			if( set )
+				buf_set_u32(str9xpec_info->options, str9xpec_info->sector_bits[i], 1, 1);
+			else
+				buf_set_u32(str9xpec_info->options, str9xpec_info->sector_bits[i], 1, 0);
+		}
+		
+		status = str9xpec_write_options(bank);
+	}
+	
+	if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
+		return ERROR_FLASH_OPERATION_FAILED;
+	
+	return ERROR_OK;
+}
+
+int str9xpec_set_address(struct flash_bank_s *bank, u8 sector)
+{
+	u32 chain_pos;
+	scan_field_t field;
+	str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
+	
+	chain_pos = str9xpec_info->chain_pos;
+	
+	/* set flash controller address */
+	str9xpec_set_instr(chain_pos, ISC_ADDRESS_SHIFT, TAP_PI);
+	
+	field.device = chain_pos;
+	field.num_bits = 8;
+	field.out_value = &sector;
+	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;
+	
+	jtag_add_dr_scan(1, &field, -1, NULL);
+		
+	return ERROR_OK;
+}
+
+int str9xpec_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count)
+{
+	str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
+	u32 dwords_remaining = (count / 8);
+	u32 bytes_remaining = (count & 0x00000007);
+	u32 bytes_written = 0;
+	u8 status;
+	u32 check_address = offset;
+	u32 chain_pos;
+	scan_field_t field;
+	u8 *scanbuf;
+	int i;
+	u32 first_sector = 0;
+	u32 last_sector = 0;
+	
+	chain_pos = str9xpec_info->chain_pos;
+	
+	if (!str9xpec_info->isc_enable) {
+		str9xpec_isc_enable(bank);
+	}
+	
+	if (!str9xpec_info->isc_enable) {
+		return ERROR_FLASH_OPERATION_FAILED;
+	}
+	
+	if (offset & 0x7)
+	{
+		WARNING("offset 0x%x breaks required 8-byte alignment", offset);
+		return ERROR_FLASH_DST_BREAKS_ALIGNMENT;
+	}
+	
+	for (i = 0; i < bank->num_sectors; i++)
+	{
+		u32 sec_start = bank->sectors[i].offset;
+		u32 sec_end = sec_start + bank->sectors[i].size;
+		
+		/* check if destination falls within the current sector */
+		if ((check_address >= sec_start) && (check_address < sec_end))
+		{
+			/* check if destination ends in the current sector */
+			if (offset + count < sec_end)
+				check_address = offset + count;
+			else
+				check_address = sec_end;
+		}
+		
+		if ((offset >= sec_start) && (offset < sec_end)){
+			first_sector = i;
+		}
+		
+		if ((offset + count >= sec_start) && (offset + count < sec_end)){
+			last_sector = i;
+		}
+	}
+	
+	if (check_address != offset + count)
+		return ERROR_FLASH_DST_OUT_OF_BANK;
+
+	DEBUG("first_sector: %i, last_sector: %i", first_sector, last_sector);
+	
+	scanbuf = calloc(CEIL(64, 8), 1);
+	
+	DEBUG("ISC_PROGRAM");
+	
+	for (i = first_sector; i <= last_sector; i++)
+	{
+		str9xpec_set_address(bank, str9xpec_info->sector_bits[i]);
+		
+		dwords_remaining = dwords_remaining < (bank->sectors[i].size/8) ? dwords_remaining : (bank->sectors[i].size/8);
+
+		while (dwords_remaining > 0)
+		{	
+			str9xpec_set_instr(chain_pos, ISC_PROGRAM, TAP_PI);
+			
+			field.device = chain_pos;
+			field.num_bits = 64;
+			field.out_value = (buffer + bytes_written);
+			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;
+			
+			jtag_add_dr_scan(1, &field, TAP_RTI, NULL);
+			
+			/* small delay before polling */
+			jtag_add_sleep(50);
+			
+			str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI);
+			
+			do {
+				field.device = chain_pos;
+				field.num_bits = 8;
+				field.out_value = NULL;
+				field.out_mask = NULL;
+				field.in_value = scanbuf;
+				field.in_check_value = NULL;
+				field.in_check_mask = NULL;
+				field.in_handler = NULL;
+				field.in_handler_priv = NULL;
+				
+				jtag_add_dr_scan(1, &field, -1, NULL);
+				jtag_execute_queue();
+				
+				status = buf_get_u32(scanbuf, 0, 8);
+				
+			} while(!(status & ISC_STATUS_BUSY));
+			
+			if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
+				return ERROR_FLASH_OPERATION_FAILED; 
+			
+			//if ((status & ISC_STATUS_INT_ERROR) != STR9XPEC_ISC_INTFAIL)
+			//	return ERROR_FLASH_OPERATION_FAILED; 
+		
+			dwords_remaining--;
+			bytes_written += 8;
+		}
+	}
+	
+	if (bytes_remaining)
+	{
+		u8 last_dword[8] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+		int i = 0;
+				
+		while(bytes_remaining > 0)
+		{
+			last_dword[i++] = *(buffer + bytes_written); 
+			bytes_remaining--;
+			bytes_written++;
+		}
+		
+		str9xpec_set_instr(chain_pos, ISC_PROGRAM, TAP_PI);
+		
+		field.device = chain_pos;
+		field.num_bits = 64;
+		field.out_value = last_dword;
+		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;
+		
+		jtag_add_dr_scan(1, &field, TAP_RTI, NULL);
+		
+		/* small delay before polling */
+		jtag_add_sleep(50);
+		
+		str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI);
+		
+		do {
+			field.device = chain_pos;
+			field.num_bits = 8;
+			field.out_value = NULL;
+			field.out_mask = NULL;
+			field.in_value = scanbuf;
+			field.in_check_value = NULL;
+			field.in_check_mask = NULL;
+			field.in_handler = NULL;
+			field.in_handler_priv = NULL;
+			
+			jtag_add_dr_scan(1, &field, -1, NULL);
+			jtag_execute_queue();
+			
+			status = buf_get_u32(scanbuf, 0, 8);
+			
+		} while(!(status & ISC_STATUS_BUSY));
+		
+		if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
+			return ERROR_FLASH_OPERATION_FAILED;
+		
+		//if ((status & ISC_STATUS_INT_ERROR) != STR9XPEC_ISC_INTFAIL)
+		//	return ERROR_FLASH_OPERATION_FAILED; 
+	}
+
+	free(scanbuf);
+
+	str9xpec_isc_disable(bank);
+				
+	return ERROR_OK;
+}
+
+int str9xpec_probe(struct flash_bank_s *bank)
+{
+	return ERROR_OK;
+}
+
+int str9xpec_handle_part_id_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+	flash_bank_t *bank;
+	scan_field_t field;
+	u8 *buffer = NULL;
+	u32 chain_pos;
+	u32 idcode;
+	str9xpec_flash_controller_t *str9xpec_info = NULL;
+
+	if (argc < 1)
+	{
+		command_print(cmd_ctx, "usage: str9xpec part_id <num>");
+		return ERROR_OK;
+	}
+	
+	bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
+	if (!bank)
+	{
+		command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
+		return ERROR_OK;
+	}
+	
+	str9xpec_info = bank->driver_priv;
+	chain_pos = str9xpec_info->chain_pos;
+	
+	buffer = calloc(CEIL(32, 8), 1);
+	
+	str9xpec_set_instr(chain_pos, ISC_IDCODE, TAP_PI);
+	
+	field.device = chain_pos;
+	field.num_bits = 32;
+	field.out_value = NULL;
+	field.out_mask = NULL;
+	field.in_value = buffer;
+	field.in_check_value = NULL;
+	field.in_check_mask = NULL;
+	field.in_handler = NULL;
+	field.in_handler_priv = NULL;
+	
+	jtag_add_dr_scan(1, &field, TAP_RTI, NULL);
+	jtag_execute_queue();
+	
+	idcode = buf_get_u32(buffer, 0, 32);
+	
+	command_print(cmd_ctx, "str9xpec part id: 0x%8.8x", idcode);
+	
+	free(buffer);
+	
+	return ERROR_OK;
+}
+
+int str9xpec_erase_check(struct flash_bank_s *bank)
+{
+	return str9xpec_blank_check(bank, 0, bank->num_sectors - 1);
+}
+
+int str9xpec_info(struct flash_bank_s *bank, char *buf, int buf_size)
+{
+	snprintf(buf, buf_size, "str9xpec flash driver info" );
+	return ERROR_OK;
+}
+
+int str9xpec_handle_flash_options_read_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+	flash_bank_t *bank;
+	u8 status;
+	str9xpec_flash_controller_t *str9xpec_info = NULL;
+	
+	if (argc < 1)
+	{
+		command_print(cmd_ctx, "str9xpec options_read <bank>");
+		return ERROR_OK;	
+	}
+	
+	bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
+	if (!bank)
+	{
+		command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
+		return ERROR_OK;
+	}
+	
+	str9xpec_info = bank->driver_priv;
+	
+	status = str9xpec_read_config(bank);
+	
+	if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
+		return ERROR_FLASH_OPERATION_FAILED;
+	
+	/* boot bank */
+	if (buf_get_u32(str9xpec_info->options, STR9XPEC_OPT_CSMAPBIT, 1))
+		command_print(cmd_ctx, "CS Map: bank1");
+	else
+		command_print(cmd_ctx, "CS Map: bank0");
+	
+	/* OTP lock */
+	if (buf_get_u32(str9xpec_info->options, STR9XPEC_OPT_OTPBIT, 1))
+		command_print(cmd_ctx, "OTP Lock: OTP Locked");
+	else
+		command_print(cmd_ctx, "OTP Lock: OTP Unlocked");
+	
+	/* LVD Threshold */
+	if (buf_get_u32(str9xpec_info->options, STR9XPEC_OPT_LVDTHRESBIT, 1))
+		command_print(cmd_ctx, "LVD Threshold: 2.7v");
+	else
+		command_print(cmd_ctx, "LVD Threshold: 2.4v");
+	
+	/* LVD reset warning */
+	if (buf_get_u32(str9xpec_info->options, STR9XPEC_OPT_LVDWARNBIT, 1))
+		command_print(cmd_ctx, "LVD Reset Warning: VDD or VDDQ Inputs");
+	else
+		command_print(cmd_ctx, "LVD Reset Warning: VDD Input Only");
+	
+	/* LVD reset select */
+	if (buf_get_u32(str9xpec_info->options, STR9XPEC_OPT_LVDSELBIT, 1))
+		command_print(cmd_ctx, "LVD Reset Selection: VDD or VDDQ Inputs");
+	else
+		command_print(cmd_ctx, "LVD Reset Selection: VDD Input Only");
+	
+	return ERROR_OK;
+}
+
+int str9xpec_write_options(struct flash_bank_s *bank)
+{
+	scan_field_t field;
+	u8 status;
+	u32 chain_pos;
+	str9xpec_flash_controller_t *str9xpec_info = NULL;
+	
+	str9xpec_info = bank->driver_priv;
+	chain_pos = str9xpec_info->chain_pos;
+	
+	/* erase config options first */
+	str9xpec_erase_area( bank, 0xFE, 0xFE );
+	
+	if (!str9xpec_info->isc_enable) {
+		str9xpec_isc_enable( bank );
+	}
+	
+	if (!str9xpec_info->isc_enable) {
+		return ISC_STATUS_ERROR;
+	}
+	
+	/* according to data 64th bit has to be set */
+	buf_set_u32(str9xpec_info->options, 63, 1, 1);
+	
+	/* set option byte address */
+	str9xpec_set_address(bank, 0x50);
+	
+	/* execute ISC_PROGRAM command */
+	str9xpec_set_instr(chain_pos, ISC_PROGRAM, TAP_PI);
+		
+	field.device = chain_pos;
+	field.num_bits = 64;
+	field.out_value = str9xpec_info->options;
+	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;
+	
+	jtag_add_dr_scan(1, &field, TAP_RTI, NULL);
+	
+	/* small delay before polling */
+	jtag_add_sleep(50);
+	
+	str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI);
+	
+	do {
+		field.device = chain_pos;
+		field.num_bits = 8;
+		field.out_value = NULL;
+		field.out_mask = NULL;
+		field.in_value = &status;
+		field.in_check_value = NULL;
+		field.in_check_mask = NULL;
+		field.in_handler = NULL;
+		field.in_handler_priv = NULL;
+		
+		jtag_add_dr_scan(1, &field, -1, NULL);
+		jtag_execute_queue();
+		
+	} while(!(status & ISC_STATUS_BUSY));
+	
+	str9xpec_isc_disable(bank);
+	
+	return status;
+}
+
+int str9xpec_handle_flash_options_write_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+	flash_bank_t *bank;
+	u8 status;
+	
+	if (argc < 1)
+	{
+		command_print(cmd_ctx, "str9xpec options_write <bank>");
+		return ERROR_OK;	
+	}
+	
+	bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
+	if (!bank)
+	{
+		command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
+		return ERROR_OK;
+	}
+	
+	status = str9xpec_write_options(bank);
+	
+	if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
+		return ERROR_FLASH_OPERATION_FAILED;
+	
+	return ERROR_OK;
+}
+
+int str9xpec_handle_flash_options_cmap_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+	flash_bank_t *bank;
+	str9xpec_flash_controller_t *str9xpec_info = NULL;
+	
+	if (argc < 2)
+	{
+		command_print(cmd_ctx, "str9xpec options_cmap <bank> <bank0|bank1>");
+		return ERROR_OK;	
+	}
+	
+	bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
+	if (!bank)
+	{
+		command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
+		return ERROR_OK;
+	}
+	
+	str9xpec_info = bank->driver_priv;
+	
+	if (stricmp(args[1], "bank1") == 0)
+	{
+		buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_CSMAPBIT, 1, 1);
+	}
+	else
+	{
+		buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_CSMAPBIT, 1, 0);
+	}
+	
+	return ERROR_OK;
+}
+
+int str9xpec_handle_flash_options_lvdthd_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+	flash_bank_t *bank;
+	str9xpec_flash_controller_t *str9xpec_info = NULL;
+	
+	if (argc < 2)
+	{
+		command_print(cmd_ctx, "str9xpec options_lvdthd <bank> <2.4v|2.7v>");
+		return ERROR_OK;	
+	}
+	
+	bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
+	if (!bank)
+	{
+		command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
+		return ERROR_OK;
+	}
+	
+	str9xpec_info = bank->driver_priv;
+	
+	if (stricmp(args[1], "2.7v") == 0)
+	{
+		buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDTHRESBIT, 1, 1);
+	}
+	else
+	{
+		buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDTHRESBIT, 1, 0);
+	}
+	
+	return ERROR_OK;
+}
+
+int str9xpec_handle_flash_options_lvdsel_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+	flash_bank_t *bank;
+	str9xpec_flash_controller_t *str9xpec_info = NULL;
+	
+	if (argc < 2)
+	{
+		command_print(cmd_ctx, "str9xpec options_lvdsel <bank> <vdd|vdd_vddq>");
+		return ERROR_OK;	
+	}
+	
+	bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
+	if (!bank)
+	{
+		command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
+		return ERROR_OK;
+	}
+	
+	str9xpec_info = bank->driver_priv;
+	
+	if (stricmp(args[1], "vdd_vddq") == 0)
+	{
+		buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDSELBIT, 1, 1);
+	}
+	else
+	{
+		buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDSELBIT, 1, 0);
+	}
+	
+	return ERROR_OK;
+}
+
+int str9xpec_handle_flash_options_lvdwarn_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+	flash_bank_t *bank;
+	str9xpec_flash_controller_t *str9xpec_info = NULL;
+	
+	if (argc < 2)
+	{
+		command_print(cmd_ctx, "str9xpec options_lvdwarn <bank> <vdd|vdd_vddq>");
+		return ERROR_OK;	
+	}
+	
+	bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
+	if (!bank)
+	{
+		command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
+		return ERROR_OK;
+	}
+	
+	str9xpec_info = bank->driver_priv;
+	
+	if (stricmp(args[1], "vdd_vddq") == 0)
+	{
+		buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDWARNBIT, 1, 1);
+	}
+	else
+	{
+		buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDWARNBIT, 1, 0);
+	}
+	
+	return ERROR_OK;
+}
+
+int str9xpec_handle_flash_lock_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+	u8 status;
+	flash_bank_t *bank;
+	
+	if (argc < 1)
+	{
+		command_print(cmd_ctx, "str9xpec lock <bank>");
+		return ERROR_OK;	
+	}
+	
+	bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
+	if (!bank)
+	{
+		command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
+		return ERROR_OK;
+	}
+	
+	status = str9xpec_lock_device(bank);
+	
+	if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
+		return ERROR_FLASH_OPERATION_FAILED;
+	
+	return ERROR_OK;
+}
+
+int str9xpec_handle_flash_unlock_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+	u8 status;
+	flash_bank_t *bank;
+	
+	if (argc < 1)
+	{
+		command_print(cmd_ctx, "str9xpec unlock <bank>");
+		return ERROR_OK;	
+	}
+	
+	bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
+	if (!bank)
+	{
+		command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
+		return ERROR_OK;
+	}
+	
+	status = str9xpec_unlock_device(bank);
+	
+	if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
+		return ERROR_FLASH_OPERATION_FAILED;
+	
+	return ERROR_OK;
+}
+
+int str9xpec_handle_flash_enable_turbo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+	flash_bank_t *bank;
+	u32 chain_pos;
+	jtag_device_t* dev0;
+	jtag_device_t* dev2;
+	str9xpec_flash_controller_t *str9xpec_info = NULL;
+	
+	if (argc < 1)
+	{
+		command_print(cmd_ctx, "str9xpec enable_turbo <bank>");
+		return ERROR_OK;	
+	}
+	
+	bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
+	if (!bank)
+	{
+		command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
+		return ERROR_OK;
+	}
+	
+	str9xpec_info = bank->driver_priv;
+	
+	chain_pos = str9xpec_info->chain_pos;
+	
+	/* remove arm core from chain - enter turbo mode */
+	
+	str9xpec_set_instr(chain_pos+2, 0xD, TAP_RTI);
+	jtag_execute_queue();
+	
+	/* modify scan chain - str9 core has been removed */
+	dev0 = jtag_get_device(chain_pos);
+	str9xpec_info->devarm = jtag_get_device(chain_pos+1);
+	dev2 = jtag_get_device(chain_pos+2);
+	dev0->next = dev2;
+	jtag_num_devices--;
+	
+	return ERROR_OK;
+}
+
+int str9xpec_handle_flash_disable_turbo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+	flash_bank_t *bank;
+	u32 chain_pos;
+	jtag_device_t* dev0;
+	str9xpec_flash_controller_t *str9xpec_info = NULL;
+	
+	if (argc < 1)
+	{
+		command_print(cmd_ctx, "str9xpec disable_turbo <bank>");
+		return ERROR_OK;	
+	}
+	
+	bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
+	if (!bank)
+	{
+		command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
+		return ERROR_OK;
+	}
+	
+	str9xpec_info = bank->driver_priv;
+	
+	chain_pos = str9xpec_info->chain_pos;
+	
+	dev0 = jtag_get_device(chain_pos);
+	
+	/* exit turbo mode via TLR */
+	str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_TLR);
+	jtag_execute_queue();
+	
+	/* restore previous scan chain */
+	if( str9xpec_info->devarm ) {
+		dev0->next = str9xpec_info->devarm;
+		jtag_num_devices++;
+	}
+	
+	return ERROR_OK;
+}
diff --git a/src/flash/str9xpec.h b/src/flash/str9xpec.h
new file mode 100644
index 00000000..3d1b0068
--- /dev/null
+++ b/src/flash/str9xpec.h
@@ -0,0 +1,85 @@
+/***************************************************************************
+ *   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.             *
+ ***************************************************************************/
+#ifndef STR9XPEC_H
+#define STR9XPEC_H
+
+#include "flash.h"
+#include "target.h"
+#include "jtag.h"
+
+typedef struct str9xpec_flash_controller_s
+{
+	struct target_s *target;
+	u32 *sector_bits;
+	int chain_pos;
+	int isc_enable;
+	jtag_device_t* devarm;
+	u8 options[8];
+} str9xpec_flash_controller_t;
+
+enum str9xpec_status_codes
+{
+	STR9XPEC_INVALID_COMMAND = 1,
+	STR9XPEC_ISC_SUCCESS = 2,
+	STR9XPEC_ISC_DISABLED = 3,
+	STR9XPEC_ISC_INTFAIL = 32,
+};
+
+/* ISC commands */
+
+#define ISC_IDCODE				0xFE
+#define ISC_MFG_READ			0x4C
+#define ISC_CONFIGURATION		0x07
+#define ISC_ENABLE				0x0C
+#define ISC_DISABLE				0x0F
+#define ISC_NOOP				0x10
+#define ISC_ADDRESS_SHIFT		0x11
+#define ISC_CLR_STATUS			0x13
+#define ISC_PROGRAM				0x20
+#define ISC_PROGRAM_SECURITY	0x22
+#define ISC_PROGRAM_UC			0x23
+#define ISC_ERASE				0x30
+#define ISC_READ				0x50
+#define ISC_BLANK_CHECK			0x60
+
+/* ISC_DEFAULT bit definitions */
+
+#define ISC_STATUS_SECURITY		0x40
+#define ISC_STATUS_INT_ERROR	0x30
+#define ISC_STATUS_MODE			0x08
+#define ISC_STATUS_BUSY			0x04
+#define ISC_STATUS_ERROR		0x03
+
+typedef struct mem_layout_str9pec {
+	u32 sector_start;
+	u32 sector_size;
+	u32 sector_bit;
+} str9xpec_mem_layout_t;
+
+/* Option bytes definitions */
+
+#define STR9XPEC_OPT_CSMAPBIT		48
+#define STR9XPEC_OPT_LVDTHRESBIT	49
+#define STR9XPEC_OPT_LVDSELBIT		50
+#define STR9XPEC_OPT_LVDWARNBIT		51
+#define STR9XPEC_OPT_OTPBIT			63
+
+#endif /* STR9XPEC_H */
+
diff --git a/src/helper/replacements.h b/src/helper/replacements.h
index 0b132d77..ca042d60 100644
--- a/src/helper/replacements.h
+++ b/src/helper/replacements.h
@@ -24,6 +24,8 @@
 #include "config.h"
 #endif
 
+#include "types.h"
+
 /* include necessary headers for socket functionality */
 #ifdef _WIN32
 #include <winsock2.h>
@@ -152,4 +154,51 @@ static __inline void socket_nonblock(int fd)
 #endif
 }
 
+#ifndef HAVE_ELF_H
+
+typedef struct
+{
+	unsigned char	e_ident[16];	/* Magic number and other info */
+	u16	e_type;			/* Object file type */
+	u16	e_machine;		/* Architecture */
+	u32	e_version;		/* Object file version */
+	u32 e_entry;		/* Entry point virtual address */
+	u32 e_phoff;		/* Program header table file offset */
+	u32	e_shoff;		/* Section header table file offset */
+	u32	e_flags;		/* Processor-specific flags */
+	u16	e_ehsize;		/* ELF header size in bytes */
+	u16	e_phentsize;		/* Program header table entry size */
+	u16	e_phnum;		/* Program header table entry count */
+	u16	e_shentsize;		/* Section header table entry size */
+	u16	e_shnum;		/* Section header table entry count */
+	u16	e_shstrndx;		/* Section header string table index */
+} Elf32_Ehdr;
+
+#define	ELFMAG		"\177ELF"
+#define	SELFMAG		4
+
+#define EI_CLASS	4		/* File class byte index */
+#define ELFCLASS32	1		/* 32-bit objects */
+#define ELFCLASS64	2		/* 64-bit objects */
+
+#define EI_DATA		5		/* Data encoding byte index */
+#define ELFDATA2LSB	1		/* 2's complement, little endian */
+#define ELFDATA2MSB	2		/* 2's complement, big endian */
+
+typedef struct
+{
+	u32	p_type;			/* Segment type */
+	u32  p_offset;		/* Segment file offset */
+	u32	p_vaddr;		/* Segment virtual address */
+	u32	p_paddr;		/* Segment physical address */
+	u32	p_filesz;		/* Segment size in file */
+	u32	p_memsz;		/* Segment size in memory */
+	u32	p_flags;		/* Segment flags */
+	u32	p_align;		/* Segment alignment */
+} Elf32_Phdr;
+
+#define PT_LOAD		1		/* Loadable program segment */
+
+#endif /* HAVE_ELF_H */
+
 #endif /* REPLACEMENTS_H */
diff --git a/src/helper/time_support.c b/src/helper/time_support.c
index 9615817f..de48fce8 100644
--- a/src/helper/time_support.c
+++ b/src/helper/time_support.c
@@ -21,6 +21,7 @@
 #include "config.h"
 #endif
 
+#include "replacements.h"
 #include "time_support.h"
 #include "log.h"
 
diff --git a/src/pld/pld.c b/src/pld/pld.c
index a20f9d94..6f08ee19 100644
--- a/src/pld/pld.c
+++ b/src/pld/pld.c
@@ -21,6 +21,8 @@
 #include "config.h"
 #endif
 
+#include "replacements.h"
+
 #include "pld.h"
 
 #include "jtag.h"
diff --git a/src/server/server.c b/src/server/server.c
index 951be450..ac5e17e5 100644
--- a/src/server/server.c
+++ b/src/server/server.c
@@ -301,7 +301,7 @@ int server_loop(command_context_t *command_context)
 				FD_ZERO(&read_fds);
 			else
 			{
-				ERROR("error during select: %d", strerror(errno));
+				ERROR("error during select: %s", strerror(errno));
 				exit(-1);
 			}
 #else
diff --git a/src/target/arm720t.c b/src/target/arm720t.c
index a3c40d6f..b5c9752b 100644
--- a/src/target/arm720t.c
+++ b/src/target/arm720t.c
@@ -241,8 +241,8 @@ void arm720t_post_debug_entry(target_t *target)
 	arm720t->armv4_5_mmu.armv4_5_cache.i_cache_enabled = 0;
 
 	/* save i/d fault status and address register */
-	arm720t_read_cp15(target, 0xee150f10, &arm720t->fsr);
-	arm720t_read_cp15(target, 0xee160f10, &arm720t->far);
+	arm720t_read_cp15(target, 0xee150f10, &arm720t->fsr_reg);
+	arm720t_read_cp15(target, 0xee160f10, &arm720t->far_reg);
 	jtag_execute_queue();
 }
 
@@ -254,8 +254,8 @@ void arm720t_pre_restore_context(target_t *target)
 	arm720t_common_t *arm720t = arm7tdmi->arch_info;
 	
 	/* restore i/d fault status and address register */
-	arm720t_write_cp15(target, 0xee050f10, arm720t->fsr);
-	arm720t_write_cp15(target, 0xee060f10, arm720t->far);
+	arm720t_write_cp15(target, 0xee050f10, arm720t->fsr_reg);
+	arm720t_write_cp15(target, 0xee060f10, arm720t->far_reg);
 }
 
 int arm720t_get_arch_pointers(target_t *target, armv4_5_common_t **armv4_5_p, arm7_9_common_t **arm7_9_p, arm7tdmi_common_t **arm7tdmi_p, arm720t_common_t **arm720t_p)
diff --git a/src/target/arm720t.h b/src/target/arm720t.h
index 2479b548..d16e3e6b 100644
--- a/src/target/arm720t.h
+++ b/src/target/arm720t.h
@@ -36,8 +36,8 @@ typedef struct arm720t_common_s
 	armv4_5_mmu_common_t armv4_5_mmu;
 	arm7tdmi_common_t arm7tdmi_common;
 	u32 cp15_control_reg;
-	u32 fsr;
-	u32 far;
+	u32 fsr_reg;
+	u32 far_reg;
 } arm720t_common_t;
 
 #endif /* ARM720T_H */
diff --git a/src/target/image.c b/src/target/image.c
index 6239b994..833381b2 100644
--- a/src/target/image.c
+++ b/src/target/image.c
@@ -23,7 +23,9 @@
 
 #include <stdlib.h>
 #include <string.h>
+#ifdef HAVE_ELF_H
 #include <elf.h>
+#endif
 
 #include "image.h"
 
@@ -320,8 +322,8 @@ int image_elf_read_headers(image_t *image)
 
 
 	elf->endianness = elf->header->e_ident[EI_DATA];
-	if ((elf->endianness==ELFDATANONE)
-		 ||(elf->endianness>=ELFDATANUM))
+	if ((elf->endianness!=ELFDATA2LSB)
+		 &&(elf->endianness!=ELFDATA2MSB))
 	{
 		ERROR("invalid ELF file, unknown endianess setting");
 		return ERROR_IMAGE_FORMAT_ERROR;
diff --git a/src/target/image.h b/src/target/image.h
index 7aa119ca..07931472 100644
--- a/src/target/image.h
+++ b/src/target/image.h
@@ -20,7 +20,14 @@
 #ifndef IMAGE_H
 #define IMAGE_H
 
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#ifdef HAVE_ELF_H
 #include <elf.h>
+#endif
+#include "replacements.h"
 #include "fileio.h"
 #include "target.h"
 
diff --git a/src/target/target.c b/src/target/target.c
index e7fb3ec8..2eeb2bfc 100644
--- a/src/target/target.c
+++ b/src/target/target.c
@@ -31,6 +31,7 @@
 
 #include <string.h>
 #include <stdlib.h>
+#include <inttypes.h>
 
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -1776,7 +1777,7 @@ int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char
 	fileio_close(&fileio);
 
 	duration_stop_measure(&duration, &duration_text);
-	command_print(cmd_ctx, "dumped %lli byte in %s", fileio.size, duration_text);
+	command_print(cmd_ctx, "dumped %"PRIi64" byte in %s", fileio.size, duration_text);
 	free(duration_text);
 	
 	return ERROR_OK;
diff --git a/src/target/xscale.c b/src/target/xscale.c
index 334924f3..311e53bc 100644
--- a/src/target/xscale.c
+++ b/src/target/xscale.c
@@ -17,7 +17,11 @@
  *   Free Software Foundation, Inc.,                                       *
  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  ***************************************************************************/
+#ifdef HAVE_CONFIG_H
 #include "config.h"
+#endif
+
+#include "replacements.h"
 
 #include "xscale.h"