* Patch by Martin Winistoerfer, 23 Mar 2003

  - Add port to MPC555/556 microcontrollers
  - Add support for cmi customer board with
    Intel 28F128J3A, 28F320J3A or 28F640J3A flash.

* Patch by Rick Bronson, 28 Mar 2003:
  - fix common/cmd_nand.c

5 files changed, 799 insertions, 0 deletions

diff --git a/board/cmi/Makefile b/board/cmi/Makefile
new file mode 100644
index 0000000..0a92da8
--- /dev/null
+++ b/board/cmi/Makefile
@@ -0,0 +1,47 @@
+#
+# (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 $(TOPDIR)/config.mk
+
+LIB	= lib$(BOARD).a
+
+OBJS	:= flash.o cmi.o
+SOBJS	:=
+
+$(LIB):	$(OBJS)
+	$(AR) crv $@ $^
+
+clean:
+	rm -f $(SOBJS) $(OBJS)
+
+distclean:	clean
+	rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+.depend:	Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
+		$(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
+
+-include .depend
+
+#########################################################################
diff --git a/board/cmi/cmi.c b/board/cmi/cmi.c
new file mode 100644
index 0000000..cbf34f7
--- /dev/null
+++ b/board/cmi/cmi.c
@@ -0,0 +1,73 @@
+/*
+ * (C) Copyright 2003
+ * Martin Winistoerfer, martinwinistoerfer@gmx.ch.
+ *
+ * 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
+ */
+
+/*
+ * File:		cmi.c
+ *
+ * Discription:		For generic board specific functions
+ *
+ */
+
+
+#include <common.h>
+#include <mpc5xx.h>
+
+#define SRAM_SIZE	1024000L	/* 1M RAM available*/
+
+#if defined(__APPLE__)
+/* Leading underscore on symbols */
+#  define SYM_CHAR "_"
+#else /* No leading character on symbols */
+#  define SYM_CHAR
+#endif
+
+/*
+ * Macros to generate global absolutes.
+ */
+#define GEN_SYMNAME(str) SYM_CHAR #str
+#define GEN_VALUE(str) #str
+#define GEN_ABS(name, value) \
+		asm (".globl " GEN_SYMNAME(name)); \
+		asm (GEN_SYMNAME(name) " = " GEN_VALUE(value))
+
+/*
+ * Check the board
+ */
+int checkboard(void)
+{
+    puts ("Board: ### No HW ID - assuming CMI board\n");
+    return (0);
+}
+
+/*
+ * Get RAM size.
+ */
+long int initdram(int board_type)
+{
+	return (SRAM_SIZE);		/* We currently have a static size adapted for cmi board. */
+}
+
+/*
+ * Absolute environment address for linker file.
+ */
+GEN_ABS(env_start, CFG_ENV_OFFSET + CFG_FLASH_BASE);
diff --git a/board/cmi/config.mk b/board/cmi/config.mk
new file mode 100644
index 0000000..564f638
--- /dev/null
+++ b/board/cmi/config.mk
@@ -0,0 +1,31 @@
+#
+# (C) Copyright 2003
+# Martin Winistoerfer, martinwinistoerfer@gmx.ch.
+#
+# 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
+#
+
+#
+# EPQ Board Configuration
+#
+
+# Boot from flash at location 0x00000000
+TEXT_BASE = 0x02000000
+
+PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) -I$(TOPDIR)
diff --git a/board/cmi/flash.c b/board/cmi/flash.c
new file mode 100644
index 0000000..b41ff12
--- /dev/null
+++ b/board/cmi/flash.c
@@ -0,0 +1,517 @@
+/*
+ * (C) Copyright 2003
+ * Martin Winistoerfer, martinwinistoerfer@gmx.ch.
+ *
+ * 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
+ */
+
+/*
+ * File:		flash.c
+ *
+ * Discription:		This Driver is for 28F320J3A, 28F640J3A and
+ * 			28F128J3A Intel flashs working in 16 Bit mode.
+ *			They are single bank flashs.
+ *
+ *			Most of this code is taken from existing u-boot
+ *			source code.
+ */
+
+
+#include <common.h>
+#include <mpc5xx.h>
+
+#if defined(CFG_ENV_IS_IN_FLASH)
+# ifndef  CFG_ENV_ADDR
+#  define CFG_ENV_ADDR	(CFG_FLASH_BASE + CFG_ENV_OFFSET)
+# endif
+# ifndef  CFG_ENV_SIZE
+#  define CFG_ENV_SIZE	CFG_ENV_SECT_SIZE
+# endif
+# ifndef  CFG_ENV_SECT_SIZE
+#  define CFG_ENV_SECT_SIZE  CFG_ENV_SIZE
+# endif
+#endif
+
+#define	FLASH_ID_MASK			0xFFFF
+#define FLASH_BLOCK_SIZE		0x00010000
+#define FLASH_CMD_READ_ID		0x0090
+#define FLASH_CMD_RESET			0x00ff
+#define FLASH_CMD_BLOCK_ERASE		0x0020
+#define FLASH_CMD_ERASE_CONFIRM		0x00D0
+#define FLASH_CMD_CLEAR_STATUS		0x0050
+#define FLASH_CMD_SUSPEND_ERASE		0x00B0
+#define FLASH_CMD_WRITE			0x0040
+#define FLASH_CMD_PROTECT		0x0060
+#define FLASH_CMD_PROTECT_SET		0x0001
+#define FLASH_CMD_PROTECT_CLEAR		0x00D0
+#define FLASH_STATUS_DONE		0x0080
+
+flash_info_t	flash_info[CFG_MAX_FLASH_BANKS];
+
+/*
+ * Local function prototypes
+ */
+static ulong 	flash_get_size 		(vu_short *addr, flash_info_t *info);
+static int 	write_short 		(flash_info_t *info, ulong dest, ushort data);
+static void 	flash_get_offsets 	(ulong base, flash_info_t *info);
+
+/*
+ * Initialize flash
+ */
+
+unsigned long flash_init (void)
+{
+	unsigned long size_b0;
+	int i;
+
+	/* Init: no FLASHes known */
+	for (i=0; i<CFG_MAX_FLASH_BANKS; ++i) {
+		flash_info[i].flash_id = FLASH_UNKNOWN;
+	}
+
+	/* Static FLASH Bank configuration here - FIXME XXX */
+#if 1
+	debug ("\n## Get flash bank 1 size @ 0x%08x\n",FLASH_BASE0_PRELIM);
+#endif
+	size_b0 = flash_get_size((vu_short *)FLASH_BASE0_PRELIM, &flash_info[0]);
+
+	if (flash_info[0].flash_id == FLASH_UNKNOWN) {
+		printf ("## Unknown FLASH on Bank 0: "
+			"ID 0x%lx, Size = 0x%08lx = %ld MB\n",
+			flash_info[0].flash_id,
+			size_b0, size_b0<<20);
+	}
+
+	flash_get_offsets (FLASH_BASE0_PRELIM, &flash_info[0]);
+
+	flash_info[0].size = size_b0;
+
+#if CFG_MONITOR_BASE >= CFG_FLASH_BASE
+	/* monitor protection ON by default */
+	flash_protect(FLAG_PROTECT_SET,
+		      CFG_MONITOR_BASE,
+		      CFG_MONITOR_BASE+CFG_MONITOR_LEN-1,
+		      &flash_info[0]);
+#endif
+
+#ifdef	CFG_ENV_IS_IN_FLASH
+	/* ENV protection ON by default */
+	flash_protect(FLAG_PROTECT_SET,
+		      CFG_ENV_ADDR,
+		      CFG_ENV_ADDR+CFG_ENV_SECT_SIZE-1,
+		      &flash_info[0]);
+#endif
+
+	return size_b0;
+}
+
+/*
+ * Compute start adress of each sector (block)
+ */
+
+static void flash_get_offsets (ulong base, flash_info_t *info)
+{
+	int i;
+
+	if (info->flash_id == FLASH_UNKNOWN) {
+		return;
+	}
+
+	switch (info->flash_id & FLASH_VENDMASK) {
+	case FLASH_MAN_INTEL:
+	    for (i = 0; i < info->sector_count; i++) {
+		info->start[i] = base + i * FLASH_BLOCK_SIZE;
+	    }
+	    return;
+
+	default:
+	    printf ("Don't know sector offsets for flash type 0x%lx\n",
+		info->flash_id);
+	    return;
+	}
+}
+
+/*
+ * Print flash information
+ */
+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_AMD:	printf ("AMD ");		break;
+	case FLASH_MAN_FUJ:	printf ("Fujitsu ");		break;
+	case FLASH_MAN_SST:	printf ("SST ");		break;
+	case FLASH_MAN_STM:	printf ("STM ");		break;
+	case FLASH_MAN_INTEL:	printf ("Intel ");		break;
+	case FLASH_MAN_MT:	printf ("MT ");			break;
+	default:		printf ("Unknown Vendor ");	break;
+	}
+
+	switch (info->flash_id & FLASH_TYPEMASK) {
+	case FLASH_28F320J3A:	printf ("28F320J3A (32Mbit) 16-Bit\n");
+				break;
+	case FLASH_28F640J3A:	printf ("28F640J3A (64Mbit) 16-Bit\n");
+				break;
+	case FLASH_28F128J3A:	printf ("28F128J3A (128Mbit) 16-Bit\n");
+				break;
+	default:		printf ("Unknown Chip Type\n");
+				break;
+	}
+
+	if (info->size >= (1 << 20)) {
+		i = 20;
+	} else {
+		i = 10;
+	}
+	printf ("  Size: %ld %cB in %d Sectors\n",
+		info->size >> i,
+		(i == 20) ? 'M' : 'k',
+		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;
+}
+
+/*
+ * Get size of flash in bytes.
+ * The following code cannot be run from FLASH!
+ */
+
+static ulong flash_get_size (vu_short *addr, flash_info_t *info)
+{
+	vu_short value;
+
+	/* Read Manufacturer ID */
+	addr[0] = FLASH_CMD_READ_ID;
+	value = addr[0];
+
+	switch (value) {
+	case (AMD_MANUFACT & FLASH_ID_MASK):
+		info->flash_id = FLASH_MAN_AMD;
+		break;
+	case (FUJ_MANUFACT & FLASH_ID_MASK):
+		info->flash_id = FLASH_MAN_FUJ;
+		break;
+	case (SST_MANUFACT & FLASH_ID_MASK):
+		info->flash_id = FLASH_MAN_SST;
+		break;
+	case (STM_MANUFACT & FLASH_ID_MASK):
+		info->flash_id = FLASH_MAN_STM;
+		break;
+	case (INTEL_MANUFACT & FLASH_ID_MASK):
+		info->flash_id = FLASH_MAN_INTEL;
+		break;
+	default:
+		info->flash_id = FLASH_UNKNOWN;
+		info->sector_count = 0;
+		info->size = 0;
+		addr[0] = FLASH_CMD_RESET;	/* restore read mode */
+		return (0);			/* no or unknown flash	*/
+	}
+
+	value = addr[1];			/* device ID		*/
+
+	switch (value) {
+	case (INTEL_ID_28F320J3A  & FLASH_ID_MASK):
+		info->flash_id += FLASH_28F320J3A;
+		info->sector_count = 32;
+		info->size = 0x00400000;
+		break;				/* =>  32 MBit		*/
+
+	case (INTEL_ID_28F640J3A & FLASH_ID_MASK):
+		info->flash_id += FLASH_28F640J3A;
+		info->sector_count = 64;
+		info->size = 0x00800000;
+		break;				/* => 64 MBit		*/
+
+	case (INTEL_ID_28F128J3A & FLASH_ID_MASK):
+		info->flash_id += FLASH_28F128J3A;
+		info->sector_count = 128;
+		info->size = 0x01000000;
+		break;				/* => 128 MBit		*/
+
+	default:
+		info->flash_id = FLASH_UNKNOWN;
+		addr[0] = FLASH_CMD_RESET;	/* restore read mode */
+		return (0);			/* => no or unknown flash */
+
+	}
+
+	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] = FLASH_CMD_RESET;		/* restore read mode */
+
+	return (info->size);
+}
+
+
+/*
+ * Erase unprotected sectors
+ */
+
+int flash_erase (flash_info_t *info, int s_first, int s_last)
+{
+	int flag, prot, sect;
+	ulong start, now, last;
+
+	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;
+	}
+
+	if ((info->flash_id & FLASH_VENDMASK) != FLASH_MAN_INTEL) {
+		printf ("Can erase only Intel flash types - aborted\n");
+		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;
+
+	/* Start erase on unprotected sectors */
+	for (sect = s_first; sect<=s_last; sect++) {
+		if (info->protect[sect] == 0) {	/* not protected */
+			vu_short *addr = (vu_short *)(info->start[sect]);
+			unsigned long status;
+
+			/* Disable interrupts which might cause a timeout here */
+			flag = disable_interrupts();
+
+#ifdef DEBUG
+			printf("Erase sector %d at start addr 0x%08X", sect, (unsigned int)info->start[sect]);
+#endif
+
+			*addr = FLASH_CMD_CLEAR_STATUS;
+			*addr = FLASH_CMD_BLOCK_ERASE;
+			*addr = FLASH_CMD_ERASE_CONFIRM;
+
+			/* re-enable interrupts if necessary */
+			if (flag)
+				enable_interrupts();
+
+			/* wait at least 80us - let's wait 1 ms */
+			udelay (1000);
+
+			while (((status = *addr) & FLASH_STATUS_DONE) != FLASH_STATUS_DONE) {
+				if ((now=get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
+					printf("Flash erase timeout at address %lx\n", info->start[sect]);
+					*addr = FLASH_CMD_SUSPEND_ERASE;
+					*addr = FLASH_CMD_RESET;
+					return 1;
+				}
+
+				/* show that we're waiting */
+				if ((now - last) > 1000) {	/* every second */
+					putc ('.');
+					last = now;
+				}
+			}
+			*addr = FLASH_CMD_RESET;
+		}
+	}
+	printf (" done\n");
+	return 0;
+}
+
+/*
+ * 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;
+	ushort data;
+	int i, rc;
+
+	if (info->flash_id == FLASH_UNKNOWN) {
+		return 4;
+	}
+
+	wp = (addr & ~1);	/* get lower word aligned address */
+
+	/*
+	 * handle unaligned start byte
+	 */
+
+	if (addr - wp) {
+		data = 0;
+		data = (data << 8) | *src++;
+		--cnt;
+		if ((rc = write_short(info, wp, data)) != 0) {
+			return (rc);
+		}
+		wp += 2;
+	}
+
+	/*
+	 * handle word aligned part
+	 */
+
+	while (cnt >= 2) {
+		data = 0;
+		for (i=0; i<2; ++i) {
+			data = (data << 8) | *src++;
+		}
+
+		if ((rc = write_short(info, wp, data)) != 0) {
+			return (rc);
+		}
+		wp  += 2;
+		cnt -= 2;
+	}
+
+	if (cnt == 0) {
+		return (0);
+	}
+
+	/*
+	 * handle unaligned tail bytes
+	 */
+
+	data = 0;
+	for (i=0, cp=wp; i<2 && cnt>0; ++i, ++cp) {
+		data = (data << 8) | *src++;
+		--cnt;
+	}
+	for (; i<2; ++i, ++cp) {
+		data = (data << 8) | (*(uchar *)cp);
+	}
+
+	return (write_short(info, wp, data));
+
+}
+
+/*
+ * Write 16 bit (short) to flash
+ */
+
+static int write_short (flash_info_t *info, ulong dest, ushort data)
+{
+	vu_short *addr = (vu_short*)(info->start[0]);
+	ulong start;
+	int flag;
+
+	/* Check if Flash is (sufficiently) erased */
+	if ((*((vu_short *)dest) & data) != data) {
+		return (2);
+	}
+
+	/* Disable interrupts which might cause a timeout here */
+	flag = disable_interrupts();
+
+	if (!(info->flash_id & FLASH_VENDMASK)) {
+		return 4;
+	}
+        *addr = FLASH_CMD_ERASE_CONFIRM;
+	*addr = FLASH_CMD_WRITE;
+
+	*((vu_short *)dest) = data;
+
+	/* re-enable interrupts if necessary */
+	if (flag) {
+		enable_interrupts();
+	}
+
+	/* data polling for D7 */
+	start = get_timer (0);
+
+	/* wait for error or finish */
+	while(!(addr[0] & FLASH_STATUS_DONE)){
+		if (get_timer(start) > CFG_FLASH_WRITE_TOUT) {
+		  	addr[0] = FLASH_CMD_RESET;
+			return (1);
+		}
+	}
+
+	*addr = FLASH_CMD_RESET;
+	return (0);
+}
+
+/*
+ * Protects a flash sector
+ */
+
+int flash_real_protect(flash_info_t *info, long sector, int prot)
+{
+	vu_short *addr = (vu_short*)(info->start[sector]);
+	ulong start;
+
+	*addr = FLASH_CMD_CLEAR_STATUS;
+	*addr = FLASH_CMD_PROTECT;
+
+	if(prot) {
+		*addr = FLASH_CMD_PROTECT_SET;
+	} else {
+		*addr = FLASH_CMD_PROTECT_CLEAR;
+	}
+
+	/* wait for error or finish */
+	start = get_timer (0);
+	while(!(addr[0] & FLASH_STATUS_DONE)){
+		if (get_timer(start) > CFG_FLASH_ERASE_TOUT) {
+		  	printf("Flash protect timeout at address %lx\n",  info->start[sector]);
+			addr[0] = FLASH_CMD_RESET;
+			return (1);
+		}
+	}
+	/* Set software protect flag */
+	info->protect[sector] = prot;
+	*addr = FLASH_CMD_RESET;
+	return (0);
+}
diff --git a/board/cmi/u-boot.lds b/board/cmi/u-boot.lds
new file mode 100644
index 0000000..9865171
--- /dev/null
+++ b/board/cmi/u-boot.lds
@@ -0,0 +1,131 @@
+/*
+ * (C) Copyright 2001	Wolfgang Denk, DENX Software Engineering, wd@denx.de
+ * (C) Copyright 2003	Martin Winistoerfer, martinwinistoerfer@gmx.ch
+ *
+ * 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
+ */
+
+OUTPUT_ARCH(powerpc)
+SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
+/* Do we need any of these for elf?
+   __DYNAMIC = 0;    */
+SECTIONS
+{
+  /* Read-only sections, merged into text segment: */
+  . = + SIZEOF_HEADERS;
+  .interp : { *(.interp) }
+  .hash          : { *(.hash)		}
+  .dynsym        : { *(.dynsym)		}
+  .dynstr        : { *(.dynstr)		}
+  .rel.text      : { *(.rel.text)		}
+  .rela.text     : { *(.rela.text) 	}
+  .rel.data      : { *(.rel.data)		}
+  .rela.data     : { *(.rela.data) 	}
+  .rel.rodata    : { *(.rel.rodata) 	}
+  .rela.rodata   : { *(.rela.rodata) 	}
+  .rel.got       : { *(.rel.got)		}
+  .rela.got      : { *(.rela.got)		}
+  .rel.ctors     : { *(.rel.ctors)	}
+  .rela.ctors    : { *(.rela.ctors)	}
+  .rel.dtors     : { *(.rel.dtors)	}
+  .rela.dtors    : { *(.rela.dtors)	}
+  .rel.bss       : { *(.rel.bss)		}
+  .rela.bss      : { *(.rela.bss)		}
+  .rel.plt       : { *(.rel.plt)		}
+  .rela.plt      : { *(.rela.plt)		}
+  .init          : { *(.init)	}
+  .plt : { *(.plt) }
+  .text      :
+  {
+    /* WARNING - the following is hand-optimized to fit within	*/
+    /* the sector layout of our flash chips!	XXX FIXME XXX	*/
+
+    cpu/mpc5xx/start.o	(.text)
+
+    *(.text)
+    *(.fixup)
+    *(.got1)
+  }
+  _etext = .;
+  PROVIDE (etext = .);
+  .rodata    :
+  {
+    *(.rodata)
+    *(.rodata1)
+  }
+  .fini      : { *(.fini)    } =0
+  .ctors     : { *(.ctors)   }
+  .dtors     : { *(.dtors)   }
+
+  /* Read-write section, merged into data segment: */
+  . = (. + 0x00FF) & 0xFFFFFF00;
+  _erotext = .;
+  PROVIDE (erotext = .);
+  .reloc   :
+  {
+    *(.got)
+    _GOT2_TABLE_ = .;
+    *(.got2)
+    _FIXUP_TABLE_ = .;
+    *(.fixup)
+  }
+  __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
+  __fixup_entries = (. - _FIXUP_TABLE_)>>2;
+
+  .data    :
+  {
+    *(.data)
+    *(.data1)
+    *(.sdata)
+    *(.sdata2)
+    *(.dynamic)
+    CONSTRUCTORS
+  }
+  _edata  =  .;
+  PROVIDE (edata = .);
+
+  __start___ex_table = .;
+  __ex_table : { *(__ex_table) }
+  __stop___ex_table = .;
+
+  . = ALIGN(256);
+  __init_begin = .;
+  .text.init : { *(.text.init) }
+  .data.init : { *(.data.init) }
+  . = ALIGN(256);
+  __init_end = .;
+
+  __bss_start = .;
+  .bss       :
+  {
+   *(.sbss) *(.scommon)
+   *(.dynbss)
+   *(.bss)
+   *(COMMON)
+  }
+
+  _end = . ;
+  PROVIDE (end = .);
+    . = env_start;
+	.ppcenv	:
+	{
+		common/environment.o (.ppcenv)
+	}
+
+}