* Configure SX1 board to use drivers/cfi_flash.c

* Patches by Michael Bendzick, 30 Aug 2004:
  - Configure omap1510inn board to use drivers/cfi_flash.c
  - Make drivers/cfi_flash.c protect environment and redundant
    environment.

* Patch by Steven Scholz, 23 Jun 2004:
  - Add script (tools/img2brec.sh) to programm U-Boot into
    (Synch)Flash using the Bootstrap Mode of the MC9328MX1/L

9 files changed, 450 insertions, 881 deletions

diff --git a/CHANGELOG b/CHANGELOG
index 3932e37..8fcc6c4 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,17 @@
 Changes since U-Boot 1.1.1:
 ======================================================================
 
+* Configure SX1 board to use drivers/cfi_flash.c
+
+* Patches by Michael Bendzick, 30 Aug 2004:
+  - Configure omap1510inn board to use drivers/cfi_flash.c
+  - Make drivers/cfi_flash.c protect environment and redundant
+    environment.
+
+* Patch by Steven Scholz, 23 Jun 2004:
+  - Add script (tools/img2brec.sh) to programm U-Boot into
+    (Synch)Flash using the Bootstrap Mode of the MC9328MX1/L
+
 * Patches by Scott McNutt, 24 Aug 2004:
   - Add support for Altera Nios-II processors.
   - Add support for Psyent PCI-5441 board.
diff --git a/board/omap1510inn/Makefile b/board/omap1510inn/Makefile
index 28996ba..bd6285c 100644
--- a/board/omap1510inn/Makefile
+++ b/board/omap1510inn/Makefile
@@ -25,7 +25,7 @@ include $(TOPDIR)/config.mk
 
 LIB	= lib$(BOARD).a
 
-OBJS	:= omap1510innovator.o flash.o
+OBJS	:= omap1510innovator.o
 SOBJS	:= platform.o
 
 $(LIB):	$(OBJS) $(SOBJS)
diff --git a/board/omap1510inn/flash.c b/board/omap1510inn/flash.c
deleted file mode 100644
index 9453987..0000000
--- a/board/omap1510inn/flash.c
+++ /dev/null
@@ -1,428 +0,0 @@
-/*
- * (C) Copyright 2001
- * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
- *
- * (C) Copyright 2001
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * 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
- */
-
-#include <common.h>
-#include <linux/byteorder/swab.h>
-
-#define PHYS_FLASH_SECT_SIZE    0x00020000	/* 256 KB sectors (x2) */
-flash_info_t flash_info[CFG_MAX_FLASH_BANKS];	/* info for FLASH chips    */
-
-/* Board support for 1 or 2 flash devices */
-#undef FLASH_PORT_WIDTH32
-#define FLASH_PORT_WIDTH16
-
-#ifdef FLASH_PORT_WIDTH16
-#define FLASH_PORT_WIDTH	ushort
-#define FLASH_PORT_WIDTHV	vu_short
-#define SWAP(x)			__swab16(x)
-#else
-#define FLASH_PORT_WIDTH	ulong
-#define FLASH_PORT_WIDTHV	vu_long
-#define SWAP(x)			__swab32(x)
-#endif
-
-#define FPW	FLASH_PORT_WIDTH
-#define FPWV	FLASH_PORT_WIDTHV
-
-#define mb() __asm__ __volatile__ ("" : : : "memory")
-
-/*-----------------------------------------------------------------------
- * Functions
- */
-static ulong flash_get_size (FPW * addr, flash_info_t * info);
-static int write_data (flash_info_t * info, ulong dest, FPW data);
-static void flash_get_offsets (ulong base, flash_info_t * info);
-void inline spin_wheel (void);
-
-/*-----------------------------------------------------------------------
- */
-
-unsigned long flash_init (void)
-{
-	int i;
-	ulong size = 0;
-
-	for (i = 0; i < CFG_MAX_FLASH_BANKS; i++) {
-		switch (i) {
-		case 0:
-			flash_get_size ((FPW *) PHYS_FLASH_1, &flash_info[i]);
-			flash_get_offsets (PHYS_FLASH_1, &flash_info[i]);
-			break;
-		default:
-			panic ("configured too many flash banks!\n");
-			break;
-		}
-		size += flash_info[i].size;
-	}
-
-	/* Protect monitor and environment sectors
-	 */
-	flash_protect ( FLAG_PROTECT_SET,
-			CFG_FLASH_BASE,
-			CFG_FLASH_BASE + monitor_flash_len - 1,
-			&flash_info[0]);
-
-	flash_protect ( FLAG_PROTECT_SET,
-			CFG_ENV_ADDR,
-			CFG_ENV_ADDR + CFG_ENV_SIZE - 1,
-			&flash_info[0]);
-
-	return size;
-}
-
-/*-----------------------------------------------------------------------
- */
-static void flash_get_offsets (ulong base, flash_info_t * info)
-{
-	int i;
-
-	if (info->flash_id == FLASH_UNKNOWN) {
-		return;
-	}
-
-	if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL) {
-		for (i = 0; i < info->sector_count; i++) {
-			info->start[i] = base + (i * PHYS_FLASH_SECT_SIZE);
-			info->protect[i] = 0;
-		}
-	}
-}
-
-/*-----------------------------------------------------------------------
- */
-void flash_print_info (flash_info_t * info)
-{
-	int i;
-
-	if (info->flash_id == FLASH_UNKNOWN) {
-		printf ("missing or unknown FLASH type\n");
-		return;
-	}
-
-	switch (info->flash_id & FLASH_VENDMASK) {
-	case FLASH_MAN_INTEL:
-		printf ("INTEL ");
-		break;
-	default:
-		printf ("Unknown Vendor ");
-		break;
-	}
-
-	switch (info->flash_id & FLASH_TYPEMASK) {
-	case FLASH_28F128J3A:
-		printf ("28F128J3A\n");
-		break;
-	default:
-		printf ("Unknown Chip Type\n");
-		break;
-	}
-
-	printf ("  Size: %ld MB in %d Sectors\n",
-		info->size >> 20, info->sector_count);
-
-	printf ("  Sector Start Addresses:");
-	for (i = 0; i < info->sector_count; ++i) {
-		if ((i % 5) == 0)
-			printf ("\n   ");
-		printf (" %08lX%s",
-			info->start[i],
-			info->protect[i] ? " (RO)" : "     ");
-	}
-	printf ("\n");
-	return;
-}
-
-/*
- * The following code cannot be run from FLASH!
- */
-static ulong flash_get_size (FPW * addr, flash_info_t * info)
-{
-	volatile FPW value;
-
-	/* Write auto select command: read Manufacturer ID */
-	addr[0x5555] = (FPW) 0x00AA00AA;
-	addr[0x2AAA] = (FPW) 0x00550055;
-	addr[0x5555] = (FPW) 0x00900090;
-
-	mb ();
-	value = addr[0];
-
-	switch (value) {
-
-	case (FPW) INTEL_MANUFACT:
-		info->flash_id = FLASH_MAN_INTEL;
-		break;
-
-	default:
-		info->flash_id = FLASH_UNKNOWN;
-		info->sector_count = 0;
-		info->size = 0;
-		addr[0] = (FPW) 0x00FF00FF;	/* restore read mode */
-		return (0);			/* no or unknown flash  */
-	}
-
-	mb ();
-	value = addr[1];			/* device ID        */
-	switch (value) {
-
-	case (FPW) INTEL_ID_28F128J3A:
-		info->flash_id += FLASH_28F128J3A;
-		info->sector_count = 128;
-		info->size = 0x02000000;
-		break;				/* => 16 MB     */
-
-	default:
-		info->flash_id = FLASH_UNKNOWN;
-		break;
-	}
-
-	if (info->sector_count > CFG_MAX_FLASH_SECT) {
-		printf ("** ERROR: sector count %d > max (%d) **\n",
-			info->sector_count, CFG_MAX_FLASH_SECT);
-		info->sector_count = CFG_MAX_FLASH_SECT;
-	}
-
-	addr[0] = (FPW) 0x00FF00FF;	/* restore read mode */
-
-	return (info->size);
-}
-
-
-/*-----------------------------------------------------------------------
- */
-
-int flash_erase (flash_info_t * info, int s_first, int s_last)
-{
-	int flag, prot, sect;
-	ulong type, start, last;
-	int rcode = 0;
-
-	if ((s_first < 0) || (s_first > s_last)) {
-		if (info->flash_id == FLASH_UNKNOWN) {
-			printf ("- missing\n");
-		} else {
-			printf ("- no sectors to erase\n");
-		}
-		return 1;
-	}
-
-	type = (info->flash_id & FLASH_VENDMASK);
-	if ((type != FLASH_MAN_INTEL)) {
-		printf ("Can't erase unknown flash type %08lx - aborted\n",
-			info->flash_id);
-		return 1;
-	}
-
-	prot = 0;
-	for (sect = s_first; sect <= s_last; ++sect) {
-		if (info->protect[sect]) {
-			prot++;
-		}
-	}
-
-	if (prot) {
-		printf ("- Warning: %d protected sectors will not be erased!\n",
-			prot);
-	} else {
-		printf ("\n");
-	}
-
-	/*start = get_timer (0); */
-	last = start;
-
-	/* Disable interrupts which might cause a timeout here */
-	flag = disable_interrupts ();
-
-	/* Start erase on unprotected sectors */
-	for (sect = s_first; sect <= s_last; sect++) {
-		if (info->protect[sect] == 0) {	/* not protected */
-			FPWV *addr = (FPWV *) (info->start[sect]);
-			FPW status;
-
-			printf ("Erasing sector %2d ... ", sect);
-
-			/* arm simple, non interrupt dependent timer */
-			reset_timer_masked ();
-
-			*addr = (FPW) 0x00500050;	/* clear status register */
-			*addr = (FPW) 0x00200020;	/* erase setup */
-			*addr = (FPW) 0x00D000D0;	/* erase confirm */
-
-			while (((status = *addr) & (FPW) 0x00800080) != (FPW) 0x00800080) {
-				if (get_timer_masked () > CFG_FLASH_ERASE_TOUT) {
-					printf ("Timeout\n");
-					*addr = (FPW) 0x00B000B0;	/* suspend erase     */
-					*addr = (FPW) 0x00FF00FF;	/* reset to read mode */
-					rcode = 1;
-					break;
-				}
-			}
-
-			*addr = (FPW) 0x00500050;	/* clear status register cmd.   */
-			*addr = (FPW) 0x00FF00FF;	/* resest to read mode          */
-
-			printf (" done\n");
-		}
-	}
-	return rcode;
-}
-
-/*-----------------------------------------------------------------------
- * Copy memory to flash, returns:
- * 0 - OK
- * 1 - write timeout
- * 2 - Flash not erased
- * 4 - Flash not identified
- */
-
-int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt)
-{
-	ulong cp, wp;
-	FPW data;
-	int count, i, l, rc, port_width;
-
-	if (info->flash_id == FLASH_UNKNOWN) {
-		return 4;
-	}
-/* get lower word aligned address */
-#ifdef FLASH_PORT_WIDTH16
-	wp = (addr & ~1);
-	port_width = 2;
-#else
-	wp = (addr & ~3);
-	port_width = 4;
-#endif
-
-	/*
-	 * handle unaligned start bytes
-	 */
-	if ((l = addr - wp) != 0) {
-		data = 0;
-		for (i = 0, cp = wp; i < l; ++i, ++cp) {
-			data = (data << 8) | (*(uchar *) cp);
-		}
-		for (; i < port_width && cnt > 0; ++i) {
-			data = (data << 8) | *src++;
-			--cnt;
-			++cp;
-		}
-		for (; cnt == 0 && i < port_width; ++i, ++cp) {
-			data = (data << 8) | (*(uchar *) cp);
-		}
-
-		if ((rc = write_data (info, wp, SWAP (data))) != 0) {
-			return (rc);
-		}
-		wp += port_width;
-	}
-
-	/*
-	 * handle word aligned part
-	 */
-	count = 0;
-	while (cnt >= port_width) {
-		data = 0;
-		for (i = 0; i < port_width; ++i) {
-			data = (data << 8) | *src++;
-		}
-		if ((rc = write_data (info, wp, SWAP (data))) != 0) {
-			return (rc);
-		}
-		wp += port_width;
-		cnt -= port_width;
-		if (count++ > 0x800) {
-			spin_wheel ();
-			count = 0;
-		}
-	}
-
-	if (cnt == 0) {
-		return (0);
-	}
-
-	/*
-	 * handle unaligned tail bytes
-	 */
-	data = 0;
-	for (i = 0, cp = wp; i < port_width && cnt > 0; ++i, ++cp) {
-		data = (data << 8) | *src++;
-		--cnt;
-	}
-	for (; i < port_width; ++i, ++cp) {
-		data = (data << 8) | (*(uchar *) cp);
-	}
-
-	return (write_data (info, wp, SWAP (data)));
-}
-
-/*-----------------------------------------------------------------------
- * Write a word or halfword to Flash, returns:
- * 0 - OK
- * 1 - write timeout
- * 2 - Flash not erased
- */
-static int write_data (flash_info_t * info, ulong dest, FPW data)
-{
-	FPWV *addr = (FPWV *) dest;
-	ulong status;
-	int flag;
-
-	/* Check if Flash is (sufficiently) erased */
-	if ((*addr & data) != data) {
-		printf ("not erased at %08lx (%x)\n", (ulong) addr, *addr);
-		return (2);
-	}
-	/* Disable interrupts which might cause a timeout here */
-	flag = disable_interrupts ();
-
-	*addr = (FPW) 0x00400040;	/* write setup */
-	*addr = data;
-
-	/* arm simple, non interrupt dependent timer */
-	reset_timer_masked ();
-
-	/* wait while polling the status register */
-	while (((status = *addr) & (FPW) 0x00800080) != (FPW) 0x00800080) {
-
-		if (get_timer_masked () > CFG_FLASH_WRITE_TOUT) {
-			*addr = (FPW) 0x00FF00FF;	/* restore read mode */
-			return (1);
-		}
-	}
-
-	*addr = (FPW) 0x00FF00FF;	/* restore read mode */
-
-	return (0);
-}
-
-void inline spin_wheel (void)
-{
-	static int p = 0;
-	static char w[] = "\\/-";
-
-	printf ("\010%c", w[p]);
-	(++p == 3) ? (p = 0) : 0;
-}
diff --git a/board/sx1/Makefile b/board/sx1/Makefile
index 808c76a..8cd02d1 100644
--- a/board/sx1/Makefile
+++ b/board/sx1/Makefile
@@ -25,7 +25,7 @@ include $(TOPDIR)/config.mk
 
 LIB	= lib$(BOARD).a
 
-OBJS	:= sx1.o flash.o
+OBJS	:= sx1.o
 SOBJS	:= platform.o
 
 $(LIB):	$(OBJS) $(SOBJS)
diff --git a/board/sx1/flash.c b/board/sx1/flash.c
deleted file mode 100644
index 1373406..0000000
--- a/board/sx1/flash.c
+++ /dev/null
@@ -1,444 +0,0 @@
-/*
- * (C) Copyright 2001
- * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
- *
- * (C) Copyright 2004
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * 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
- */
-
-#include <common.h>
-#include <linux/byteorder/swab.h>
-#include <environment.h>
-
-#define PHYS_FLASH_SECT_SIZE	0x00020000	/* 256 KB sectors (x2) */
-flash_info_t flash_info[CFG_MAX_FLASH_BANKS];	/* info for FLASH chips	   */
-
-/* Board support for 1 or 2 flash devices */
-#undef FLASH_PORT_WIDTH32
-#define FLASH_PORT_WIDTH16
-
-#ifdef FLASH_PORT_WIDTH16
-#define FLASH_PORT_WIDTH	ushort
-#define FLASH_PORT_WIDTHV	vu_short
-#define SWAP(x)			__swab16(x)
-#else
-#define FLASH_PORT_WIDTH	ulong
-#define FLASH_PORT_WIDTHV	vu_long
-#define SWAP(x)			__swab32(x)
-#endif
-
-#define FPW	FLASH_PORT_WIDTH
-#define FPWV	FLASH_PORT_WIDTHV
-
-#define mb() __asm__ __volatile__ ("" : : : "memory")
-
-/*-----------------------------------------------------------------------
- * Functions
- */
-static ulong flash_get_size (FPW * addr, flash_info_t * info);
-static int write_data (flash_info_t * info, ulong dest, FPW data);
-static void flash_get_offsets (ulong base, flash_info_t * info);
-void inline spin_wheel (void);
-
-/*-----------------------------------------------------------------------
- */
-
-unsigned long flash_init (void)
-{
-	int i;
-	ulong size = 0;
-
-	for (i = 0; i < CFG_MAX_FLASH_BANKS; i++) {
-		switch (i) {
-		case 0:
-			flash_get_size ((FPW *) PHYS_FLASH_1, &flash_info[i]);
-			flash_get_offsets (PHYS_FLASH_1, &flash_info[i]);
-			break;
-		case 1:
-			flash_get_size ((FPW *) PHYS_FLASH_2, &flash_info[i]);
-			flash_get_offsets (PHYS_FLASH_2, &flash_info[i]);
-			break;
-		default:
-			panic ("configured too many flash banks!\n");
-			break;
-		}
-		size += flash_info[i].size;
-	}
-
-	/* Protect monitor and environment sectors
-	 */
-	flash_protect ( FLAG_PROTECT_SET,
-			CFG_FLASH_BASE,
-			CFG_FLASH_BASE + monitor_flash_len - 1,
-			&flash_info[0]);
-
-	flash_protect ( FLAG_PROTECT_SET,
-			CFG_ENV_ADDR,
-			CFG_ENV_ADDR + CFG_ENV_SIZE - 1,
-			&flash_info[0]);
-
-#ifdef CFG_ENV_ADDR_REDUND
-	flash_protect ( FLAG_PROTECT_SET,
-			CFG_ENV_ADDR_REDUND,
-			CFG_ENV_ADDR_REDUND + CFG_ENV_SIZE_REDUND - 1,
-			&flash_info[0]);
-#endif
-
-	return size;
-}
-
-/*-----------------------------------------------------------------------
- */
-static void flash_get_offsets (ulong base, flash_info_t * info)
-{
-	int i;
-
-	if (info->flash_id == FLASH_UNKNOWN) {
-		return;
-	}
-
-	if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL) {
-		for (i = 0; i < info->sector_count; i++) {
-			info->start[i] = base + (i * PHYS_FLASH_SECT_SIZE);
-			info->protect[i] = 0;
-		}
-	}
-}
-
-/*-----------------------------------------------------------------------
- */
-void flash_print_info (flash_info_t * info)
-{
-	int i;
-
-	if (info->flash_id == FLASH_UNKNOWN) {
-		printf ("missing or unknown FLASH type\n");
-		return;
-	}
-
-	switch (info->flash_id & FLASH_VENDMASK) {
-	case FLASH_MAN_INTEL:
-		printf ("INTEL ");
-		break;
-	default:
-		printf ("Unknown Vendor ");
-		break;
-	}
-
-	switch (info->flash_id & FLASH_TYPEMASK) {
-	case FLASH_28F128J3A:
-		printf ("28F128J3A\n");
-		break;
-	case FLASH_28F640J3A:
-		printf ("28F640J3A\n");
-		break;
-	default:
-		printf ("Unknown Chip Type\n");
-		break;
-	}
-
-	printf ("  Size: %ld MB in %d Sectors\n",
-		info->size >> 20, info->sector_count);
-
-	printf ("  Sector Start Addresses:");
-	for (i = 0; i < info->sector_count; ++i) {
-		if ((i % 5) == 0)
-			printf ("\n   ");
-		printf (" %08lX%s",
-			info->start[i],
-			info->protect[i] ? " (RO)" : "	   ");
-	}
-	printf ("\n");
-	return;
-}
-
-/*
- * The following code cannot be run from FLASH!
- */
-static ulong flash_get_size (FPW * addr, flash_info_t * info)
-{
-	volatile FPW value;
-
-	/* Write auto select command: read Manufacturer ID */
-	addr[0x5555] = (FPW) 0x00AA00AA;
-	addr[0x2AAA] = (FPW) 0x00550055;
-	addr[0x5555] = (FPW) 0x00900090;
-
-	mb ();
-	value = addr[0];
-
-	switch (value) {
-	case (FPW) INTEL_MANUFACT:
-		info->flash_id = FLASH_MAN_INTEL;
-		break;
-	default:
-		info->flash_id = FLASH_UNKNOWN;
-		info->sector_count = 0;
-		info->size = 0;
-		addr[0] = (FPW) 0x00FF00FF;	/* restore read mode */
-		return (0);			/* no or unknown flash	*/
-	}
-
-	mb ();
-	value = addr[1];			/* device ID	    */
-	switch (value) {
-	case (FPW) INTEL_ID_28F128J3A:
-		info->flash_id += FLASH_28F128J3A;
-		info->sector_count = 128;
-		info->size = 0x01000000;
-		break;				/* => 16 MB	*/
-	case (FPW) INTEL_ID_28F640J3A:
-		info->flash_id += FLASH_28F640J3A;
-		info->sector_count = 64;
-		info->size = 0x00800000;
-		break;				/* => 8 MB     */
-	default:
-		info->flash_id = FLASH_UNKNOWN;
-		break;
-	}
-
-	if (info->sector_count > CFG_MAX_FLASH_SECT) {
-		printf ("** ERROR: sector count %d > max (%d) **\n",
-			info->sector_count, CFG_MAX_FLASH_SECT);
-		info->sector_count = CFG_MAX_FLASH_SECT;
-	}
-
-	addr[0] = (FPW) 0x00FF00FF;	/* restore read mode */
-
-	return (info->size);
-}
-
-
-/*-----------------------------------------------------------------------
- */
-
-int flash_erase (flash_info_t * info, int s_first, int s_last)
-{
-	int flag, prot, sect;
-	ulong type, start, last;
-	int rcode = 0;
-
-	if ((s_first < 0) || (s_first > s_last)) {
-		if (info->flash_id == FLASH_UNKNOWN) {
-			printf ("- missing\n");
-		} else {
-			printf ("- no sectors to erase\n");
-		}
-		return 1;
-	}
-
-	type = (info->flash_id & FLASH_VENDMASK);
-	if ((type != FLASH_MAN_INTEL)) {
-		printf ("Can't erase unknown flash type %08lx - aborted\n",
-			info->flash_id);
-		return 1;
-	}
-
-	prot = 0;
-	for (sect = s_first; sect <= s_last; ++sect) {
-		if (info->protect[sect]) {
-			prot++;
-		}
-	}
-
-	if (prot) {
-		printf ("- Warning: %d protected sectors will not be erased!\n",
-			prot);
-	} else {
-		printf ("\n");
-	}
-
-	/*start = get_timer (0); */
-	last = start;
-
-	/* Disable interrupts which might cause a timeout here */
-	flag = disable_interrupts ();
-
-	/* Start erase on unprotected sectors */
-	for (sect = s_first; sect <= s_last; sect++) {
-		if (info->protect[sect] == 0) { /* not protected */
-			FPWV *addr = (FPWV *) (info->start[sect]);
-			FPW status;
-
-			printf ("Erasing sector %2d ... ", sect);
-
-			/* arm simple, non interrupt dependent timer */
-			reset_timer_masked ();
-
-			*addr = (FPW) 0x00500050;	/* clear status register */
-			*addr = (FPW) 0x00200020;	/* erase setup */
-			*addr = (FPW) 0x00D000D0;	/* erase confirm */
-
-			while (((status = *addr) & (FPW) 0x00800080) != (FPW) 0x00800080) {
-				if (get_timer_masked () > CFG_FLASH_ERASE_TOUT) {
-					printf ("Timeout\n");
-					*addr = (FPW) 0x00B000B0;	/* suspend erase     */
-					*addr = (FPW) 0x00FF00FF;	/* reset to read mode */
-					rcode = 1;
-					break;
-				}
-			}
-
-			*addr = (FPW) 0x00500050;	/* clear status register cmd.	*/
-			*addr = (FPW) 0x00FF00FF;	/* resest to read mode		*/
-
-			printf (" done\n");
-		}
-	}
-	return rcode;
-}
-
-/*-----------------------------------------------------------------------
- * Copy memory to flash, returns:
- * 0 - OK
- * 1 - write timeout
- * 2 - Flash not erased
- * 4 - Flash not identified
- */
-
-int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt)
-{
-	ulong cp, wp;
-	FPW data;
-	int count, i, l, rc, port_width;
-
-	if (info->flash_id == FLASH_UNKNOWN) {
-		return 4;
-	}
-/* get lower word aligned address */
-#ifdef FLASH_PORT_WIDTH16
-	wp = (addr & ~1);
-	port_width = 2;
-#else
-	wp = (addr & ~3);
-	port_width = 4;
-#endif
-
-	/*
-	 * handle unaligned start bytes
-	 */
-	if ((l = addr - wp) != 0) {
-		data = 0;
-		for (i = 0, cp = wp; i < l; ++i, ++cp) {
-			data = (data << 8) | (*(uchar *) cp);
-		}
-		for (; i < port_width && cnt > 0; ++i) {
-			data = (data << 8) | *src++;
-			--cnt;
-			++cp;
-		}
-		for (; cnt == 0 && i < port_width; ++i, ++cp) {
-			data = (data << 8) | (*(uchar *) cp);
-		}
-
-		if ((rc = write_data (info, wp, SWAP (data))) != 0) {
-			return (rc);
-		}
-		wp += port_width;
-	}
-
-	/*
-	 * handle word aligned part
-	 */
-	count = 0;
-	while (cnt >= port_width) {
-		data = 0;
-		for (i = 0; i < port_width; ++i) {
-			data = (data << 8) | *src++;
-		}
-		if ((rc = write_data (info, wp, SWAP (data))) != 0) {
-			return (rc);
-		}
-		wp += port_width;
-		cnt -= port_width;
-		if (count++ > 0x800) {
-			spin_wheel ();
-			count = 0;
-		}
-	}
-
-	if (cnt == 0) {
-		return (0);
-	}
-
-	/*
-	 * handle unaligned tail bytes
-	 */
-	data = 0;
-	for (i = 0, cp = wp; i < port_width && cnt > 0; ++i, ++cp) {
-		data = (data << 8) | *src++;
-		--cnt;
-	}
-	for (; i < port_width; ++i, ++cp) {
-		data = (data << 8) | (*(uchar *) cp);
-	}
-
-	return (write_data (info, wp, SWAP (data)));
-}
-
-/*-----------------------------------------------------------------------
- * Write a word or halfword to Flash, returns:
- * 0 - OK
- * 1 - write timeout
- * 2 - Flash not erased
- */
-static int write_data (flash_info_t * info, ulong dest, FPW data)
-{
-	FPWV *addr = (FPWV *) dest;
-	ulong status;
-	int flag;
-
-	/* Check if Flash is (sufficiently) erased */
-	if ((*addr & data) != data) {
-		printf ("not erased at %08lx (%x)\n", (ulong) addr, *addr);
-		return (2);
-	}
-	/* Disable interrupts which might cause a timeout here */
-	flag = disable_interrupts ();
-
-	*addr = (FPW) 0x00400040;	/* write setup */
-	*addr = data;
-
-	/* arm simple, non interrupt dependent timer */
-	reset_timer_masked ();
-
-	/* wait while polling the status register */
-	while (((status = *addr) & (FPW) 0x00800080) != (FPW) 0x00800080) {
-
-		if (get_timer_masked () > CFG_FLASH_WRITE_TOUT) {
-			*addr = (FPW) 0x00FF00FF;	/* restore read mode */
-			return (1);
-		}
-	}
-
-	*addr = (FPW) 0x00FF00FF;	/* restore read mode */
-
-	return (0);
-}
-
-void inline spin_wheel (void)
-{
-	static int p = 0;
-	static char w[] = "\\/-";
-
-	printf ("\010%c", w[p]);
-	(++p == 3) ? (p = 0) : 0;
-}
diff --git a/drivers/cfi_flash.c b/drivers/cfi_flash.c
index fcf213c..c46ac24 100644
--- a/drivers/cfi_flash.c
+++ b/drivers/cfi_flash.c
@@ -338,6 +338,21 @@ unsigned long flash_init (void)
 		       &flash_info[0]);
 #endif
 
+	/* Environment protection ON by default */
+#ifdef CFG_ENV_IS_IN_FLASH
+	flash_protect (FLAG_PROTECT_SET,
+		       CFG_ENV_ADDR,
+		       CFG_ENV_ADDR + CFG_ENV_SECT_SIZE - 1,
+		       &flash_info[0]);
+#endif
+
+	/* Redundant environment protection ON by default */
+#ifdef CFG_ENV_ADDR_REDUND
+	flash_protect (FLAG_PROTECT_SET,
+		       CFG_ENV_ADDR_REDUND,
+		       CFG_ENV_ADDR_REDUND + CFG_ENV_SIZE_REDUND - 1,
+		       &flash_info[0]);
+#endif
 	return (size);
 }
 
diff --git a/include/configs/SX1.h b/include/configs/SX1.h
index ae4cf60..de7f387 100644
--- a/include/configs/SX1.h
+++ b/include/configs/SX1.h
@@ -161,16 +161,30 @@
  * FLASH and environment organization
  */
 #define CFG_MAX_FLASH_BANKS	2	/* max number of memory banks */
+#define PHYS_FLASH_SIZE		(16 << 10) /* 16 MB */
+#define PHYS_FLASH_SECT_SIZE	(128*1024) /* Size of a sector (128kB) */
 #define CFG_MAX_FLASH_SECT	(128)	/* max number of sectors on one chip */
-#define CFG_ENV_ADDR		(CFG_FLASH_BASE + 0x020000) /* addr of environment */
+#define CFG_ENV_ADDR	(CFG_FLASH_BASE + PHYS_FLASH_SECT_SIZE) /* addr of environment */
+#define CFG_MONITOR_BASE	CFG_FLASH_BASE	/* Monitor at beginning of flash */
+#define CFG_MONITOR_LEN		PHYS_FLASH_SECT_SIZE	/* Reserve 1 sector */
+#define CFG_FLASH_BANKS_LIST	{ CFG_FLASH_BASE, CFG_FLASH_BASE + PHYS_FLASH_SIZE }
+
+/*-----------------------------------------------------------------------
+ * FLASH driver setup
+ */
+#define CFG_FLASH_CFI		1	/* Flash memory is CFI compliant */
+#define CFG_FLASH_CFI_DRIVER	1	/* Use drivers/cfi_flash.c */
+#define CFG_FLASH_USE_BUFFER_WRITE 1	/* Use buffered writes (~10x faster) */
+#define CFG_FLASH_PROTECTION	1	/* Use hardware sector protection */
 
 /* timeout values are in ticks */
 #define CFG_FLASH_ERASE_TOUT	(20*CFG_HZ) /* Timeout for Flash Erase */
 #define CFG_FLASH_WRITE_TOUT	(20*CFG_HZ) /* Timeout for Flash Write */
 
 #define CFG_ENV_IS_IN_FLASH	1
-#define CFG_ENV_SIZE		0x20000 /* Total Size of Environment Sector */
-#define CFG_ENV_OFFSET		0x20000 /* environment starts here  */
+#define CFG_ENV_SECT_SIZE	PHYS_FLASH_SECT_SIZE
+#define CFG_ENV_SIZE		CFG_ENV_SECT_SIZE /* Total Size of Environment Sector */
+#define CFG_ENV_OFFSET	( CFG_MONITOR_BASE + CFG_MONITOR_LEN ) /* Environment after Monitor */
 
 /* Address and size of Redundant Environment Sector	*/
 #define CFG_ENV_SIZE_REDUND	0x20000
diff --git a/include/configs/omap1510inn.h b/include/configs/omap1510inn.h
index 97466c1..88d6c46 100644
--- a/include/configs/omap1510inn.h
+++ b/include/configs/omap1510inn.h
@@ -159,17 +159,30 @@
 /*-----------------------------------------------------------------------
  * FLASH and environment organization
  */
-#define CFG_MAX_FLASH_BANKS	1	/* max number of memory banks */
+#define CFG_MAX_FLASH_BANKS	2	/* max number of memory banks */
 #define PHYS_FLASH_SIZE		0x01000000 /* 16MB */
+#define PHYS_FLASH_SECT_SIZE	(128*1024)	/* Size of a sector (128kB) */
 #define CFG_MAX_FLASH_SECT	(128)	/* max number of sectors on one chip */
-#define CFG_ENV_ADDR		(CFG_FLASH_BASE + 0x020000) /* addr of environment */
+#define CFG_ENV_ADDR		(CFG_FLASH_BASE + PHYS_FLASH_SECT_SIZE)
+#define CFG_MONITOR_BASE	CFG_FLASH_BASE	/* Monitor at beginning of flash */
+#define CFG_MONITOR_LEN		PHYS_FLASH_SECT_SIZE	/* Reserve 1 sector */
+#define CFG_FLASH_BANKS_LIST	{ CFG_FLASH_BASE, CFG_FLASH_BASE + PHYS_FLASH_SIZE }
+
+/*-----------------------------------------------------------------------
+ * FLASH driver setup
+ */
+#define CFG_FLASH_CFI		1	/* Flash memory is CFI compliant */
+#define CFG_FLASH_CFI_DRIVER	1	/* Use drivers/cfi_flash.c */
+#define CFG_FLASH_USE_BUFFER_WRITE	1	/* Use buffered writes (~10x faster) */
+#define CFG_FLASH_PROTECTION	1	/* Use hardware sector protection */
 
 /* timeout values are in ticks */
 #define CFG_FLASH_ERASE_TOUT	(20*CFG_HZ) /* Timeout for Flash Erase */
 #define CFG_FLASH_WRITE_TOUT	(20*CFG_HZ) /* Timeout for Flash Write */
 
 #define CFG_ENV_IS_IN_FLASH	1
-#define CFG_ENV_SIZE		0x20000 /* Total Size of Environment Sector */
-#define CFG_ENV_OFFSET		0x20000 /* environment starts here  */
+#define CFG_ENV_SECT_SIZE	PHYS_FLASH_SECT_SIZE	/* Total Size of Environment Sector */
+#define CFG_ENV_SIZE		CFG_ENV_SECT_SIZE
+#define CFG_ENV_OFFSET		( CFG_MONITOR_BASE + CFG_MONITOR_LEN )	/* Environment after Monitor */
 
 #endif	/* __CONFIG_H */
diff --git a/tools/img2brec.sh b/tools/img2brec.sh
new file mode 100644
index 0000000..0fcdba2
--- /dev/null
+++ b/tools/img2brec.sh
@@ -0,0 +1,388 @@
+#!/bin/sh
+
+# This script converts binary files (u-boot.bin) into so called
+# bootstrap records that are accepted by Motorola's MC9328MX1/L
+# (a.k.a. DragaonBall i.MX) in "Bootstrap Mode"
+# 
+# The code for the SynchFlash programming routines is taken from
+# Bootloader\Bin\SyncFlash\programBoot_b.txt contained in
+# Motorolas LINUX_BSP_0_3_8.tar.gz 
+# 
+# The script could easily extended for AMD flash routines.
+#
+# 2004-06-23	-	steven.scholz@imc-berlin.de
+
+#################################################################################
+# From the posting to the U-Boot-Users mailing list, 23 Jun 2004:
+# ===============================================================
+# I just hacked a simple script that converts u-boot.bin into a text file 
+# containg processor init code, SynchFlash programming code and U-Boot data in 
+# form of so called b-records.
+# 
+# This can be used to programm U-Boot into (Synch)Flash using the Bootstrap 
+# Mode of the MC9328MX1/L
+# 
+# 0AFE1F3410202E2E2E000000002073756363656564/
+# 0AFE1F44102E0A0000206661696C656420210A0000/
+# 0AFE100000
+# ...
+# MX1ADS Sync-flash Programming Utility v0.5 2002/08/21
+# 
+# Source address (stored in 0x0AFE0000): 0x0A000000
+# Target address (stored in 0x0AFE0004): 0x0C000000
+# Size           (stored in 0x0AFE0008): 0x0001A320
+# 
+# Press any key to start programming ...
+# Erasing ...
+# Blank checking ...
+# Programming ...
+# Verifying flash ... succeed.
+# 
+# Programming finished.
+# 
+# So no need for a BDI2000 anymore... ;-)
+# 
+# This is working on my MX1ADS eval board. Hope this could be useful for 
+# someone.
+#################################################################################
+
+if [ "$#" -lt 1 -o "$#" -gt 2 ] ; then
+    echo "Usage: $0 infile [outfile]" >&2
+    echo "       $0 u-boot.bin [u-boot.brec]" >&2
+    exit 1
+fi
+
+if [ "$#" -ge 1 ] ; then
+    INFILE=$1
+fi
+
+if [ ! -f $INFILE ] ; then
+    echo "Error: file '$INFILE' does not exist." >&2
+    exit 1
+fi
+
+FILESIZE=`filesize $INFILE`
+
+output_init()
+{
+echo "\
+********************************************

+* Initialize I/O Pad Driving Strength      *

+********************************************

+0021B80CC4000003AB

+********************************************

+* Initialize SDRAM                         *

+********************************************

+00221000C492120200   ; pre-charge command

+08200000E4   ; special read

+

+00221000C4A2120200   ; auto-refresh command

+08000000E4   ; 8 special read

+08000000E4   ; 8 special read

+08000000E4   ; 8 special read

+08000000E4   ; 8 special read

+08000000E4   ; 8 special read

+08000000E4   ; 8 special read

+08000000E4   ; 8 special read

+08000000E4   ; 8 special read

+

+00221000C4B2120200   ; set mode register

+08111800E4   ; special read

+

+00221000C482124200   ; set normal mode

+
"
+}
+
+output_uboot()
+{
+echo "\
+********************************************

+* U-Boot image as bootstrap records        *

+*   will be stored in SDRAM at 0x0A000000  *

+********************************************

+
"
+
+cat $INFILE | \
+hexdump -v -e "\"0A0%05.5_ax10\" 16/1 \"%02x\"\"\r\n\"" | \
+tr [:lower:] [:upper:]
+}
+
+output_flashprog()
+{
+echo "\
+********************************************

+* Address of arguments to flashProg        *

+* ---------------------------------------- *

+* Source      : 0x0A000000                 *

+* Destination : 0x0C000000                 *
"
+
+# get the real size of the U-Boot image
+printf "* Size        : 0x%08X                 *\r\n" $FILESIZE
+printf "********************************************\r\n"
+printf "0AFE0000CC0A0000000C000000%08X\r\n" $FILESIZE
+
+#;0AFE0000CC0A0000000C00000000006000

+
+echo "\
+********************************************

+* Flash Program                            *

+********************************************

+0AFE10001008D09FE5AC0000EA00F0A0E1A42DFE0A

+0AFE1010100080FE0A0DC0A0E100D82DE904B04CE2

+0AFE1020109820A0E318309FE5003093E5033082E0

+0AFE103010003093E5013003E2FF3003E20300A0E1

+0AFE10401000A81BE9A01DFE0A0DC0A0E100D82DE9

+0AFE10501004B04CE204D04DE20030A0E10D304BE5

+0AFE1060109820A0E330309FE5003093E5033082E0

+0AFE107010003093E5013903E2000053E3F7FFFF0A

+0AFE1080104020A0E310309FE5003093E5032082E0

+0AFE1090100D305BE5003082E500A81BE9A01DFE0A

+0AFE10A0100DC0A0E100D82DE904B04CE20000A0E1

+0AFE10B010D7FFFFEB0030A0E1FF3003E2000053E3

+0AFE10C010FAFFFF0A10309FE5003093E5003093E5

+0AFE10D010FF3003E20300A0E100A81BE9A01DFE0A

+0AFE10E0100DC0A0E100D82DE904B04CE204D04DE2

+0AFE10F0100030A0E10D304BE50D305BE52332A0E1

+0AFE1100100E304BE50E305BE5090053E30300009A

+0AFE1110100E305BE5373083E20E304BE5020000EA

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+0AFE1130100300A0E1C3FFFFEB0D305BE50F3003E2

+0AFE1140100E304BE50E305BE5090053E30300009A

+0AFE1150100E305BE5373083E20E304BE5020000EA

+0AFE1160100E305BE5303083E20E304BE50E305BE5

+0AFE1170100300A0E1B3FFFFEB00A81BE90DC0A0E1

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+0AFE11901014100BE518200BE588009FE5E50200EB

+0AFE11A01010301BE51C300BE514301BE520300BE5

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+0AFE11C010030052E10000003A120000EA1C004BE2

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+0AFE11E010043083E2003081E5003092E5042082E2

+0AFE11F010002080E50C0053E10200000A0030A0E3

+0AFE12001028300BE5050000EA24301BE5043083E2

+0AFE12101024300BE5E7FFFFEA0130A0E328300BE5

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+0AFE12601014301BE5030052E10000003A0D0000EA

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+0AFE128010002083E5010071E30200000A0030A0E3

+0AFE12901020300BE5050000EA1C301BE5043083E2

+0AFE12A0101C300BE5ECFFFFEA0130A0E320300BE5

+0AFE12B01020001BE500A81BE9001FFE0A0DC0A0E1

+0AFE12C01000D82DE904B04CE224D04DE20130A0E3

+0AFE12D01024300BE5A4229FE58139A0E3023A83E2

+0AFE12E010003082E59820A0E390329FE5003093E5

+0AFE12F010033082E0003093E5023903E2000053E3

+0AFE1300100300001A74229FE58139A0E3033A83E2

+0AFE131010003082E568029FE5860200EBAF36A0E3

+0AFE1320100E3883E2003093E510300BE554029FE5

+0AFE133010800200EB10301BE5233CA0E1FF3003E2

+0AFE1340100300A0E165FFFFEB10301BE52338A0E1

+0AFE135010FF3003E20300A0E160FFFFEB10301BE5

+0AFE1360102334A0E1FF3003E20300A0E15BFFFFEB

+0AFE13701010305BE50300A0E158FFFFEB0A00A0E3

+0AFE13801030FFFFEB0D00A0E32EFFFFEBAF36A0E3

+0AFE1390100E3883E2043083E2003093E514300BE5

+0AFE13A010E4019FE5630200EB14301BE5233CA0E1

+0AFE13B010FF3003E20300A0E148FFFFEB14301BE5

+0AFE13C0102338A0E1FF3003E20300A0E143FFFFEB

+0AFE13D01014301BE52334A0E1FF3003E20300A0E1

+0AFE13E0103EFFFFEB14305BE50300A0E13BFFFFEB

+0AFE13F0100A00A0E313FFFFEB0D00A0E311FFFFEB

+0AFE140010AF36A0E30E3883E2083083E2003093E5

+0AFE14101018300BE574019FE5460200EB18301BE5

+0AFE142010233CA0E1FF3003E20300A0E12BFFFFEB

+0AFE14301018301BE52338A0E1FF3003E20300A0E1

+0AFE14401026FFFFEB18301BE52334A0E1FF3003E2

+0AFE1450100300A0E121FFFFEB18305BE50300A0E1

+0AFE1460101EFFFFEB0A00A0E3F6FEFFEB0D00A0E3

+0AFE147010F4FEFFEBE6FEFFEB0030A0E1FF3003E2

+0AFE148010000053E30000001A020000EA03FFFFEB

+0AFE1490102D004BE5F6FFFFEAF4009FE5250200EB

+0AFE14A010FEFEFFEB2D004BE5CD0000EBC00000EB

+0AFE14B010E0009FE51F0200EB18301BE528300BE5

+0AFE14C01014301BE52C300BE52C001BE5100100EB

+0AFE14D01028301BE5013643E228300BE52C301BE5

+0AFE14E010013683E22C300BE528301BE5000053E3

+0AFE14F010F4FFFFCAAE0000EB14001BE518101BE5

+0AFE15001049FFFFEB0030A0E1FF3003E2000053E3

+0AFE151010E6FFFF0A80009FE5060200EB10001BE5

+0AFE15201014101BE518201BE5D00000EB10001BE5

+0AFE15301014101BE518201BE50FFFFFEB0030A0E1

+0AFE154010FF3003E2000053E30200000A4C009FE5

+0AFE155010F80100EB010000EA44009FE5F50100EB

+0AFE156010930000EB3C009FE5F20100EB0000A0E3

+0AFE157010A4FEFFEB0030A0E30300A0E100A81BE9

+0AFE158010A01DFE0AA41DFE0AE01DFE0A0C1EFE0A

+0AFE159010381EFE0A641EFE0A181FFE0A281FFE0A

+0AFE15A0103C1FFE0A481FFE0AB41EFE0A0DC0A0E1

+0AFE15B01000D82DE904B04CE204D04DE210000BE5

+0AFE15C01010301BE5013043E210300BE5010073E3

+0AFE15D010FAFFFF1A00A81BE90DC0A0E100D82DE9

+0AFE15E01004B04CE208D04DE210000BE510301BE5

+0AFE15F01014300BE514301BE50300A0E100A81BE9

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+
"
+}
+
+#########################################################
+
+if [ "$#" -eq 2 ] ; then
+    output_init > $2
+    output_uboot >> $2
+    output_flashprog >> $2
+else
+    output_init;
+    output_uboot;
+    output_flashprog;
+fi