Whitebox
/
u-boot
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

* Patch by Ron Alder, 11 July 2005

Browse Source 
Add Xianghua Xiao and Lunsheng Wang's support for the
    GDA MPC8540 EVAL board.
master
Lunsheng Wang 19 years ago committed by Jon Loeliger
parent a720fd99b6
commit b0e3294923
12 changed files with 1969 additions and 25 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Show Stats Download Patch File Download Diff File
  1. 4
      CHANGELOG
  2. 6
      MAKEALL
  3. 20
      Makefile
  4. 38
      README
  5. 49
      board/mpc8540eval/Makefile
  6. 34
      board/mpc8540eval/config.mk
  7. 892
      board/mpc8540eval/flash.c
  8. 178
      board/mpc8540eval/init.S
  9. 271
      board/mpc8540eval/mpc8540eval.c
  10. 152
      board/mpc8540eval/u-boot.lds
  11. 8
      cpu/mpc85xx/start.S
  12. 342
      include/configs/MPC8540EVAL.h

4
CHANGELOG
Unescape View File

@ -1,6 +1,10 @@
======================================================================
Changes for U-Boot 1.1.3:
======================================================================
* Patch by Ron Alder, 11 July 2005
Add Xianghua Xiao and Lunsheng Wang's support for the
GDA MPC8540 EVAL board.
* Patch by Eran Liberty
Add support for the Freescale MPC8349ADS board.

6
MAKEALL
Unescape View File

@ -121,9 +121,9 @@ LIST_83xx=" \
LIST_85xx=" \
MPC8540ADS MPC8541CDS MPC8548CDS MPC8555CDS \
MPC8560ADS PM854 sbc8540 sbc8560 \
stxgp3 TQM8540 \
MPC8540ADS MPC8540EVAL MPC8541CDS MPC8548CDS \
MPC8555CDS MPC8560ADS PM854 sbc8540 \
sbc8560 stxgp3 TQM8540 \
"
#########################################################################

20
Makefile
Unescape View File

@ -1197,6 +1197,26 @@ MPC8349ADS_config: unconfig
MPC8540ADS_config: unconfig
@./mkconfig $(@:_config=) ppc mpc85xx mpc8540ads
MPC8540EVAL_config \
MPC8540EVAL_33_config \
MPC8540EVAL_66_config \
MPC8540EVAL_33_slave_config \
MPC8540EVAL_66_slave_config: unconfig
@echo "" >include/config.h ; \
if [ "$(findstring _33_,$@)" ] ; then \
echo -n "... 33 MHz PCI" ; \
else \
echo "#define CONFIG_SYSCLK_66M" >>include/config.h ; \
echo -n "... 66 MHz PCI" ; \
fi ; \
if [ "$(findstring _slave_,$@)" ] ; then \
echo "#define CONFIG_PCI_SLAVE" >>include/config.h ; \
echo " slave" ; \
else \
echo " host" ; \
fi
@./mkconfig -a MPC8540EVAL ppc mpc85xx mpc8540eval
MPC8560ADS_config: unconfig
@./mkconfig $(@:_config=) ppc mpc85xx mpc8560ads

38
README
Unescape View File

@ -287,17 +287,17 @@ The following options need to be configured:
CONFIG_EBONY CONFIG_MOUSSE CONFIG_SXNI855T
CONFIG_ELPPC CONFIG_MPC8260ADS CONFIG_TQM823L
CONFIG_ELPT860 CONFIG_MPC8540ADS CONFIG_TQM8260
CONFIG_ep8260 CONFIG_MPC8560ADS CONFIG_TQM850L
CONFIG_ERIC CONFIG_MUSENKI CONFIG_TQM855L
CONFIG_ESTEEM192E CONFIG_MVS1 CONFIG_TQM860L
CONFIG_ETX094 CONFIG_NETPHONE CONFIG_TTTech
CONFIG_EVB64260 CONFIG_NETTA CONFIG_UTX8245
CONFIG_FADS823 CONFIG_NETVIA CONFIG_V37
CONFIG_FADS850SAR CONFIG_NX823 CONFIG_W7OLMC
CONFIG_FADS860T CONFIG_OCRTC CONFIG_W7OLMG
CONFIG_FLAGADM CONFIG_ORSG CONFIG_WALNUT405
CONFIG_FPS850L CONFIG_OXC CONFIG_ZPC1900
CONFIG_FPS860L CONFIG_ZUMA
CONFIG_ep8260 CONFIG_MPC8540EVAL CONFIG_TQM850L
CONFIG_ERIC CONFIG_MPC8560ADS CONFIG_TQM855L
CONFIG_ESTEEM192E CONFIG_MUSENKI CONFIG_TQM860L
CONFIG_ETX094 CONFIG_MVS1 CONFIG_TTTech
CONFIG_EVB64260 CONFIG_NETPHONE CONFIG_UTX8245
CONFIG_FADS823 CONFIG_NETTA CONFIG_V37
CONFIG_FADS850SAR CONFIG_NETVIA CONFIG_W7OLMC
CONFIG_FADS860T CONFIG_NX823 CONFIG_W7OLMG
CONFIG_FLAGADM CONFIG_OCRTC CONFIG_WALNUT405
CONFIG_FPS850L CONFIG_ORSG CONFIG_ZPC1900
CONFIG_FPS860L CONFIG_OXC CONFIG_ZUMA
ARM based boards:
-----------------
@ -2186,14 +2186,14 @@ configurations; the following names are supported:
DUET_ADS_config MBX_config sbc8560_66_config
EBONY_config MPC8260ADS_config SM850_config
ELPT860_config MPC8540ADS_config SPD823TS_config
ESTEEM192E_config MPC8560ADS_config stxgp3_config
ETX094_config NETVIA_config SXNI855T_config
FADS823_config omap1510inn_config TQM823L_config
FADS850SAR_config omap1610h2_config TQM850L_config
FADS860T_config omap1610inn_config TQM855L_config
FPS850L_config omap5912osk_config TQM860L_config
omap2420h4_config WALNUT405_config
Yukon8220_config
ESTEEM192E_config MPC8540EVAL_config stxgp3_config
ETX094_config MPC8560ADS_config SXNI855T_config
FADS823_config NETVIA_config TQM823L_config
FADS850SAR_config omap1510inn_config TQM850L_config
FADS860T_config omap1610h2_config TQM855L_config
FPS850L_config omap1610inn_config TQM860L_config
omap5912osk_config WALNUT405_config
omap2420h4_config Yukon8220_config
ZPC1900_config
Note: for some board special configuration names may exist; check if

49
board/mpc8540eval/Makefile
Unescape View File

@ -0,0 +1,49 @@
#
# (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 := $(BOARD).o flash.o
#OBJS := $(BOARD).o flash.o $(BOARD)_slave.o
SOBJS := init.o
#SOBJS :=
$(LIB): $(OBJS) $(SOBJS)
$(AR) crv $@ $(OBJS)
clean:
rm -f $(OBJS) $(SOBJS)
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
#########################################################################

34
board/mpc8540eval/config.mk
Unescape View File

@ -0,0 +1,34 @@
# Modified by Xianghua Xiao, X.Xiao@motorola.com
# (C) Copyright 2002,Motorola Inc.
#
# 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
#
#
# gda8540 board
# default CCARBAR is at 0xff700000
# assume U-Boot is less than 0.5MB
#
#TEXT_BASE = 0x1000000
TEXT_BASE = 0xfff80000
PLATFORM_CPPFLAGS += -DCONFIG_MPC85xx=1
PLATFORM_CPPFLAGS += -DCONFIG_MPC8540=1
PLATFORM_CPPFLAGS += -DCONFIG_E500=1

892
board/mpc8540eval/flash.c
Unescape View File

@ -0,0 +1,892 @@
/*
* (C) Copyright 2003 Motorola Inc.
* Xianghua Xiao,(X.Xiao@motorola.com)
*
* (C) Copyright 2000, 2001
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* (C) Copyright 2001, Stuart Hughes, Lineo Inc, stuarth@lineo.com
* Add support the Sharp chips on the mpc8260ads.
* I started with board/ip860/flash.c and made changes I found in
* the MTD project by David Schleef.
*
* 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>
#if !defined(CFG_NO_FLASH)
flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
#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
/*
* The variable should be in the flash info structure. Since it
* is only used in this board specific file it is declared here.
* In the future I think an endian flag should be part of the
* flash_info_t structure. (Ron Alder)
*/
static ulong big_endian = 0;
/*-----------------------------------------------------------------------
* Functions
*/
static ulong flash_get_size (vu_long *addr, flash_info_t *info);
static int write_block (flash_info_t *info, uchar * src, ulong dest, ulong cnt);
static int write_short (flash_info_t *info, ulong dest, ushort data);
static int write_word (flash_info_t *info, ulong dest, ulong data);
static int clear_block_lock_bit(flash_info_t *info, vu_long * addr);
/*-----------------------------------------------------------------------
*/
unsigned long flash_init (void)
{
unsigned long size;
int i;
/* Init: enable write,
* or we cannot even write flash commands
*/
for (i=0; i<CFG_MAX_FLASH_BANKS; ++i) {
flash_info[i].flash_id = FLASH_UNKNOWN;
/* set the default sector offset */
}
/* Static FLASH Bank configuration here - FIXME XXX */
size = flash_get_size((vu_long *)CFG_FLASH_BASE, &flash_info[0]);
if (flash_info[0].flash_id == FLASH_UNKNOWN) {
printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n",
size, size<<20);
}
/* Re-do sizing to get full correct info */
size = flash_get_size((vu_long *)CFG_FLASH_BASE, &flash_info[0]);
flash_info[0].size = size;
#if !defined(CONFIG_RAM_AS_FLASH)
#if CFG_MONITOR_BASE >= CFG_FLASH_BASE
/* monitor protection ON by default */
flash_protect(FLAG_PROTECT_SET,
CFG_MONITOR_BASE,
CFG_MONITOR_BASE+monitor_flash_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
#endif
return (size);
}
/*-----------------------------------------------------------------------
*/
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;
case FLASH_MAN_SHARP: printf ("Sharp "); break;
default: printf ("Unknown Vendor "); break;
}
switch (info->flash_id & FLASH_TYPEMASK) {
case FLASH_28F016SV: printf ("28F016SV (16 Mbit, 32 x 64k)\n");
break;
case FLASH_28F160S3: printf ("28F160S3 (16 Mbit, 32 x 512K)\n");
break;
case FLASH_28F320S3: printf ("28F320S3 (32 Mbit, 64 x 512K)\n");
break;
case FLASH_LH28F016SCT: printf ("28F016SC (16 Mbit, 32 x 64K)\n");
break;
case FLASH_28F640J3A: printf ("28F640J3A (64 Mbit, 64 x 128K)\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");
}
/* only deal with 16 bit and 32 bit port width, 16bit chip */
static ulong flash_get_size (vu_long *addr, flash_info_t *info)
{
short i;
ulong value,va,vb,vc,vd;
ulong base = (ulong)addr;
ulong sector_offset;
#ifdef DEBUG
printf("Check flash at 0x%08x\n",(uint)addr);
#endif
/* Write "Intelligent Identifier" command: read Manufacturer ID */
*addr = 0x90909090;
udelay(20);
asm("sync");
#ifndef CFG_FLASH_CFI
printf("Not define CFG_FLASH_CFI\n");
return (0);
#else
value = addr[0];
va=(value & 0xFF000000)>>24;
vb=(value & 0x00FF0000)>>16;
vc=(value & 0x0000FF00)>>8;
vd=(value & 0x000000FF);
if ((va==0) && (vb==0)) {
printf("cannot identify Flash\n");
info->flash_id = FLASH_UNKNOWN;
info->sector_count = 0;
info->size = 0;
return (0); /* no or unknown flash */
}
else if ((va==0) && (vb!=0)) {
big_endian = 1;
info->chipwidth = FLASH_CFI_BY16;
if(vb == vd) info->portwidth = FLASH_CFI_32BIT;
else info->portwidth = FLASH_CFI_16BIT;
}
else if ((va!=0) && (vb==0)) {
big_endian = 0;
info->chipwidth = FLASH_CFI_BY16;
if(va == vc) info->portwidth = FLASH_CFI_32BIT;
else info->portwidth = FLASH_CFI_16BIT;
}
else if ((va!=0) && (vb!=0)) {
big_endian = 1; /* no meaning for 8bit chip */
info->chipwidth = FLASH_CFI_BY8;
if(va == vb) info->portwidth = FLASH_CFI_16BIT;
else info->portwidth = FLASH_CFI_8BIT;
}
#ifdef DEBUG
switch (info->portwidth) {
case FLASH_CFI_8BIT:
printf("port width is 8 bit.\n");
break;
case FLASH_CFI_16BIT:
printf("port width is 16 bit, ");
break;
case FLASH_CFI_32BIT:
printf("port width is 32 bit, ");
break;
}
switch (info->chipwidth) {
case FLASH_CFI_BY16:
printf("chip width is 16 bit, ");
switch (big_endian) {
case 0:
printf("Little Endian.\n");
break;
case 1:
printf("Big Endian.\n");
break;
}
break;
}
#endif
#endif /*#ifdef CFG_FLASH_CFI*/
if (big_endian==0) value = (addr[0] & 0xFF000000) >>8;
else value = (addr[0] & 0x00FF0000);
#ifdef DEBUG
printf("manufacturer=0x%x\n",(uint)(value>>16));
#endif
switch (value) {
case MT_MANUFACT & 0xFFFF0000: /* SHARP, MT or => Intel */
case INTEL_ALT_MANU & 0xFFFF0000:
info->flash_id = FLASH_MAN_INTEL;
break;
default:
printf("unknown manufacturer: %x\n", (unsigned int)value);
info->flash_id = FLASH_UNKNOWN;
info->sector_count = 0;
info->size = 0;
return (0); /* no or unknown flash */
}
if (info->portwidth==FLASH_CFI_16BIT) {
switch (big_endian) {
case 0:
value = (addr[0] & 0x0000FF00)>>8;
break;
case 1:
value = (addr[0] & 0x000000FF);
break;
}
}
else if (info->portwidth == FLASH_CFI_32BIT) {
switch (big_endian) {
case 0:
value = (addr[1] & 0x0000FF00)>>8;
break;
case 1:
value = (addr[1] & 0x000000FF);
break;
}
}
#ifdef DEBUG
printf("deviceID=0x%x\n",(uint)value);
#endif
switch (value) {
case (INTEL_ID_28F016S & 0x0000FFFF):
info->flash_id += FLASH_28F016SV;
info->sector_count = 32;
sector_offset = 0x10000;
break; /* => 2 MB */
case (INTEL_ID_28F160S3 & 0x0000FFFF):
info->flash_id += FLASH_28F160S3;
info->sector_count = 32;
sector_offset = 0x10000;
break; /* => 2 MB */
case (INTEL_ID_28F320S3 & 0x0000FFFF):
info->flash_id += FLASH_28F320S3;
info->sector_count = 64;
sector_offset = 0x10000;
break; /* => 4 MB */
case (INTEL_ID_28F640J3A & 0x0000FFFF):
info->flash_id += FLASH_28F640J3A;
info->sector_count = 64;
sector_offset = 0x20000;
break; /* => 8 MB */
case SHARP_ID_28F016SCL & 0x0000FFFF:
case SHARP_ID_28F016SCZ & 0x0000FFFF:
info->flash_id = FLASH_MAN_SHARP | FLASH_LH28F016SCT;
info->sector_count = 32;
sector_offset = 0x10000;
break; /* => 2 MB */
default:
info->flash_id = FLASH_UNKNOWN;
return (0); /* => no or unknown flash */
}
sector_offset = sector_offset * (info->portwidth / info->chipwidth);
info->size = info->sector_count * sector_offset;
/* set up sector start address table */
for (i = 0; i < info->sector_count; i++) {
info->start[i] = base;
base += sector_offset;
/* don't know how to check sector protection */
info->protect[i] = 0;
}
/*
* Prevent writes to uninitialized FLASH.
*/
if (info->flash_id != FLASH_UNKNOWN) {
addr = (vu_long *)info->start[0];
*addr = 0xFFFFFF; /* reset bank to read array mode */
asm("sync");
}
return (info->size);
}
/*-----------------------------------------------------------------------
*/
int flash_erase (flash_info_t *info, int s_first, int s_last)
{
int flag, prot, sect;
ulong start, now, last, ready, erase_err_status;
if (big_endian == 1) {
ready = 0x0080;
erase_err_status = 0x00a0;
}
else {
ready = 0x8000;
erase_err_status = 0xa000;
}
if ((info->portwidth / info->chipwidth)==2) {
ready += (ready <<16);
erase_err_status += (erase_err_status <<16);
}
#ifdef DEBUG
printf ("\nReady flag is 0x%lx\nErase error flag is 0x%lx", ready, erase_err_status);
#endif
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)
&& ((info->flash_id & FLASH_VENDMASK) != FLASH_MAN_SHARP) ) {
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");
}
#ifdef DEBUG
printf("\nFlash Erase:\n");
#endif
/* Make Sure Block Lock Bit is not set. */
if(clear_block_lock_bit(info, (vu_long *)(info->start[s_first]))){
return 1;
}
/* Start erase on unprotected sectors */
#if defined(DEBUG)
printf("Begin to erase now,s_first=0x%x s_last=0x%x...\n",s_first,s_last);
#endif
for (sect = s_first; sect<=s_last; sect++) {
if (info->protect[sect] == 0) { /* not protected */
vu_short *addr16 = (vu_short *)(info->start[sect]);
vu_long *addr = (vu_long *)(info->start[sect]);
printf(".");
switch (info->portwidth) {
case FLASH_CFI_16BIT:
asm("sync");
last = start = get_timer (0);
/* Disable interrupts which might cause a timeout here */
flag = disable_interrupts();
/* Reset Array */
*addr16 = 0xffff;
asm("sync");
/* Clear Status Register */
*addr16 = 0x5050;
asm("sync");
/* Single Block Erase Command */
*addr16 = 0x2020;
asm("sync");
/* Confirm */
*addr16 = 0xD0D0;
asm("sync");
if((info->flash_id & FLASH_TYPEMASK) != FLASH_LH28F016SCT) {
/* Resume Command, as per errata update */
*addr16 = 0xD0D0;
asm("sync");
}
/* re-enable interrupts if necessary */
if (flag)
enable_interrupts();
/* wait at least 80us - let's wait 1 ms */
*addr16 = 0x7070;
udelay (1000);
while ((*addr16 & ready) != ready) {
if((*addr16 & erase_err_status)== erase_err_status){
printf("Error in Block Erase - Lock Bit may be set!\n");
printf("Status Register = 0x%X\n", (uint)*addr16);
*addr16 = 0xFFFF; /* reset bank */
asm("sync");
return 1;
}
if ((now=get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
printf ("Timeout\n");
*addr16 = 0xFFFF; /* reset bank */
asm("sync");
return 1;
}
/* show that we're waiting */
if ((now - last) > 1000) { /* every second */
putc ('.');
last = now;
}
}
/* reset to read mode */
*addr16 = 0xFFFF;
asm("sync");
break;
case FLASH_CFI_32BIT:
asm("sync");
last = start = get_timer (0);
/* Disable interrupts which might cause a timeout here */
flag = disable_interrupts();
/* Reset Array */
*addr = 0xffffffff;
asm("sync");
/* Clear Status Register */
*addr = 0x50505050;
asm("sync");
/* Single Block Erase Command */
*addr = 0x20202020;
asm("sync");
/* Confirm */
*addr = 0xD0D0D0D0;
asm("sync");
if((info->flash_id & FLASH_TYPEMASK) != FLASH_LH28F016SCT) {
/* Resume Command, as per errata update */
*addr = 0xD0D0D0D0;
asm("sync");
}
/* re-enable interrupts if necessary */
if (flag)
enable_interrupts();
/* wait at least 80us - let's wait 1 ms */
*addr = 0x70707070;
udelay (1000);
while ((*addr & ready) != ready) {
if((*addr & erase_err_status)==erase_err_status){
printf("Error in Block Erase - Lock Bit may be set!\n");
printf("Status Register = 0x%X\n", (uint)*addr);
*addr = 0xFFFFFFFF; /* reset bank */
asm("sync");
return 1;
}
if ((now=get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
printf ("Timeout\n");
*addr = 0xFFFFFFFF; /* reset bank */
asm("sync");
return 1;
}
/* show that we're waiting */
if ((now - last) > 1000) { /* every second */
putc ('.');
last = now;
}
}
/* reset to read mode */
*addr = 0xFFFFFFFF;
asm("sync");
break;
} /* end switch */
} /* end if */
} /* end for */
printf ("flash erase done\n");
return 0;
}
/*-----------------------------------------------------------------------
* Copy memory to flash, returns:
* 0 - OK
* 1 - write timeout
* 2 - Flash not erased
*/
#define FLASH_BLOCK_SIZE 32
int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
{
ulong cp, wp, data, count, temp;
/* ulong temp[FLASH_BLOCK_SIZE/4];*/
int i, l, rc;
count = cnt;
wp = (addr & ~3); /* get lower word aligned address */
/*
* 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<4 && cnt>0; ++i) {
data = (data << 8) | *src++;
--cnt;
++cp;
}
for (; cnt==0 && i<4; ++i, ++cp) {
data = (data << 8) | (*(uchar *)cp);
}
if ((rc = write_word(info, wp, data)) != 0) {
return (rc);
}
wp += 4;
}
cp = wp;
/* handle unaligned block bytes , flash block size = 16bytes */
wp = (cp+FLASH_BLOCK_SIZE-1) & ~(FLASH_BLOCK_SIZE-1);
if ((wp-cp)>=cnt) {
if ((rc = write_block(info,src,cp,wp-cp)) !=0)
return (rc);
src += wp-cp;
cnt -= wp-cp;
}
/* handle aligned block bytes */
temp = 0;
printf("\n");
while ( cnt >= FLASH_BLOCK_SIZE) {
if ((rc = write_block(info,src,cp,FLASH_BLOCK_SIZE)) !=0) {
return (rc);
}
src += FLASH_BLOCK_SIZE;
cp += FLASH_BLOCK_SIZE;
cnt -= FLASH_BLOCK_SIZE;
if (((count-cnt)>>10)>temp) {
temp=(count-cnt)>>10;
printf("\r%d KB",temp);
}
}
printf("\n");
wp = cp;
/*
* handle word aligned part
*/
while (cnt >= 4) {
data = 0;
for (i=0; i<4; ++i) {
data = (data << 8) | *src++;
}
if ((rc = write_word(info, wp, data)) != 0) {
return (rc);
}
wp += 4;
cnt -= 4;
}
if (cnt == 0) {
return (0);
}
/*
* handle unaligned tail bytes
*/
data = 0;
for (i=0, cp=wp; i<4 && cnt>0; ++i, ++cp) {
data = (data << 8) | *src++;
--cnt;
}
for (; i<4; ++i, ++cp) {
data = (data << 8) | (*(uchar *)cp);
}
return (write_word(info, wp, data));
}
#undef FLASH_BLOCK_SIZE
/*-----------------------------------------------------------------------
* Write block to Flash, returns:
* 0 - OK
* 1 - write timeout
* 2 - Flash not erased
* -1 Error
*/
static int write_block(flash_info_t *info, uchar * src, ulong dest, ulong cnt)
{
vu_short *baddr, *addr = (vu_short *)dest;
ushort data;
ulong start, now, xsr,csr, ready;
int flag;
if (cnt==0) return 0;
else if(cnt != (cnt& ~1)) return -1;
/* Check if Flash is (sufficiently) erased */
data = * src;
data = (data<<8) | *(src+1);
if ((*addr & data) != data) {
return (2);
}
if (big_endian == 1) {
ready = 0x0080;
}
else {
ready = 0x8000;
}
/* Disable interrupts which might cause a timeout here */
flag = disable_interrupts();
do {
/* Write Command */
*addr = 0xe8e8;
asm("sync");
xsr = *addr;
asm("sync");
} while (!(xsr & ready)); /*wait until read */
/*write count=BLOCK SIZE -1 */
data=(cnt>>1)-1;
data=(data<<8)|data;
*addr = data; /* word mode, cnt/2 */
asm("sync");
baddr = addr;
while(cnt) {
data = * src++;
data = (data<<8) | *src++;
asm("sync");
*baddr = data;
asm("sync");
++baddr;
cnt = cnt -2;
}
*addr = 0xd0d0; /* confirm write */
start = get_timer(0);
asm("sync");
if (flag)
enable_interrupts();
/* data polling for D7 */
flag = 0;
while (((csr = *addr) & ready) != ready) {
if ((now=get_timer(start)) > CFG_FLASH_WRITE_TOUT) {
flag = 1;
break;
}
}
if (csr & 0x4040) {
printf ("CSR indicates write error (%04x) at %08lx\n", csr, (ulong)addr);
flag = 1;
}
/* Clear Status Registers Command */
*addr = 0x5050;
asm("sync");
/* Reset to read array mode */
*addr = 0xFFFF;
asm("sync");
return (flag);
}
/*-----------------------------------------------------------------------
* Write a short word to Flash, returns:
* 0 - OK
* 1 - write timeout
* 2 - Flash not erased
*/
static int write_short (flash_info_t *info, ulong dest, ushort data)
{
vu_short *addr = (vu_short *)dest;
ulong start, now, csr, ready;
int flag;
/* Check if Flash is (sufficiently) erased */
if ((*addr & data) != data) {
return (2);
}
/* Disable interrupts which might cause a timeout here */
flag = disable_interrupts();
/* Write Command */
*addr = 0x1010;
start = get_timer (0);
asm("sync");
/* Write Data */
*addr = data;
asm("sync");
/* re-enable interrupts if necessary */
if (flag)
enable_interrupts();
if (big_endian == 1) {
ready = 0x0080;
}
else {
ready = 0x8000;
}
/* data polling for D7 */
flag = 0;
while (((csr = *addr) & ready) != ready) {
if ((now=get_timer(start)) > CFG_FLASH_WRITE_TOUT) {
flag = 1;
break;
}
}
if (csr & 0x4040) {
printf ("CSR indicates write error (%04x) at %08lx\n", csr, (ulong)addr);
flag = 1;
}
/* Clear Status Registers Command */
*addr = 0x5050;
asm("sync");
/* Reset to read array mode */
*addr = 0xFFFF;
asm("sync");
return (flag);
}
/*-----------------------------------------------------------------------
* Write a word to Flash, returns:
* 0 - OK
* 1 - write timeout
* 2 - Flash not erased
*/
static int write_word (flash_info_t *info, ulong dest, ulong data)
{
vu_long *addr = (vu_long *)dest;
ulong start, csr, ready;
int flag=0;
switch (info->portwidth) {
case FLASH_CFI_32BIT:
/* Check if Flash is (sufficiently) erased */
if ((*addr & data) != data) {
return (2);
}
/* Disable interrupts which might cause a timeout here */
flag = disable_interrupts();
if (big_endian == 1) {
ready = 0x0080;
}
else {
ready = 0x8000;
}
if ((info->portwidth / info->chipwidth)==2) {
ready += (ready <<16);
}
else {
ready = ready << 16;
}
/* Write Command */
*addr = 0x10101010;
asm("sync");
/* Write Data */
*addr = data;
/* re-enable interrupts if necessary */
if (flag)
enable_interrupts();
/* data polling for D7 */
start = get_timer (0);
flag = 0;
while (((csr = *addr) & ready) != ready) {
if (get_timer(start) > CFG_FLASH_WRITE_TOUT) {
flag = 1;
break;
}
}
if (csr & 0x40404040) {
printf ("CSR indicates write error (%08lx) at %08lx\n", csr, (ulong)addr);
flag = 1;
}
/* Clear Status Registers Command */
*addr = 0x50505050;
asm("sync");
/* Reset to read array mode */
*addr = 0xFFFFFFFF;
asm("sync");
break;
case FLASH_CFI_16BIT:
flag = write_short (info, dest, (unsigned short) (data>>16));
if (flag == 0)
flag = write_short (info, dest+2, (unsigned short) (data));
break;
}
return (flag);
}
/*-----------------------------------------------------------------------
* Clear Block Lock Bit, returns:
* 0 - OK
* 1 - Timeout
*/
static int clear_block_lock_bit(flash_info_t * info, vu_long * addr)
{
ulong start, now, ready;
/* Reset Array */
*addr = 0xffffffff;
asm("sync");
/* Clear Status Register */
*addr = 0x50505050;
asm("sync");
*addr = 0x60606060;
asm("sync");
*addr = 0xd0d0d0d0;
asm("sync");
if (big_endian == 1) {
ready = 0x0080;
}
else {
ready = 0x8000;
}
if ((info->portwidth / info->chipwidth)==2) {
ready += (ready <<16);
}
else {
ready = ready << 16;
}
#ifdef DEBUG
printf ("%s: Ready flag is 0x%8lx\n", __FUNCTION__, ready);
#endif
*addr = 0x70707070; /* read status */
start = get_timer (0);
while((*addr & ready) != ready){
if ((now=get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
printf ("Timeout on clearing Block Lock Bit\n");
*addr = 0xFFFFFFFF; /* reset bank */
asm("sync");
return 1;
}
}
return 0;
}
#endif /* !CFG_NO_FLASH */

178
board/mpc8540eval/init.S
Unescape View File

@ -0,0 +1,178 @@
/*
* Copyright (C) 2002,2003, Motorola Inc.
* Xianghua Xiao <X.Xiao@motorola.com>
*
* 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 <ppc_asm.tmpl>
#include <ppc_defs.h>
#include <asm/cache.h>
#include <asm/mmu.h>
#include <config.h>
#include <mpc85xx.h>
#define entry_start \
mflr r1 ; \
bl 0f ;
#define entry_end \
0: mflr r0 ; \
mtlr r1 ; \
blr ;
/* TLB1 entries configuration: */
.section .bootpg, "ax"
.globl tlb1_entry
tlb1_entry:
entry_start
.long 0x0a /* the following data table uses a few of 16 TLB entries */
.long TLB1_MAS0(1,1,0)
.long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_1M)
.long TLB1_MAS2(((CFG_CCSRBAR>>12) & 0xfffff),0,0,0,0,1,0,1,0)
.long TLB1_MAS3(((CFG_CCSRBAR>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1)
#if defined(CFG_FLASH_PORT_WIDTH_16)
.long TLB1_MAS0(1,2,0)
.long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_4M)
.long TLB1_MAS2(((CFG_FLASH_BASE>>12) & 0xfffff),0,0,0,0,1,0,1,0)
.long TLB1_MAS3(((CFG_FLASH_BASE>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1)
.long TLB1_MAS0(1,3,0)
.long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_4M)
.long TLB1_MAS2((((CFG_FLASH_BASE+0x400000)>>12)&0xfffff),0,0,0,0,1,0,1,0)
.long TLB1_MAS3((((CFG_FLASH_BASE+0x400000)>>12)&0xfffff),0,0,0,0,0,1,0,1,0,1)
#else
.long TLB1_MAS0(1,2,0)
.long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_16M)
.long TLB1_MAS2(((CFG_FLASH_BASE>>12) & 0xfffff),0,0,0,0,1,0,1,0)
.long TLB1_MAS3(((CFG_FLASH_BASE>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1)
.long TLB1_MAS0(1,3,0)
.long TLB1_MAS1(0,0,0,0,BOOKE_PAGESZ_1M)
.long TLB1_MAS2(0,0,0,0,0,0,0,0,0)
.long TLB1_MAS3(0,0,0,0,0,0,1,0,1,0,1)
#endif
#if !defined(CONFIG_SPD_EEPROM)
.long TLB1_MAS0(1,4,0)
.long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_64M)
.long TLB1_MAS2(((CFG_DDR_SDRAM_BASE>>12) & 0xfffff),0,0,0,0,0,0,0,0)
.long TLB1_MAS3(((CFG_DDR_SDRAM_BASE>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1)
.long TLB1_MAS0(1,5,0)
.long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_64M)
.long TLB1_MAS2((((CFG_DDR_SDRAM_BASE+0x4000000)>>12) & 0xfffff),0,0,0,0,0,0,0,0)
.long TLB1_MAS3((((CFG_DDR_SDRAM_BASE+0x4000000)>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1)
#else
.long TLB1_MAS0(1,4,0)
.long TLB1_MAS1(0,0,0,0,BOOKE_PAGESZ_1M)
.long TLB1_MAS2(0,0,0,0,0,0,0,0,0)
.long TLB1_MAS3(0,0,0,0,0,0,1,0,1,0,1)
.long TLB1_MAS0(1,5,0)
.long TLB1_MAS1(0,0,0,0,BOOKE_PAGESZ_1M)
.long TLB1_MAS2(0,0,0,0,0,0,0,0,0)
.long TLB1_MAS3(0,0,0,0,0,0,1,0,1,0,1)
#endif
.long TLB1_MAS0(1,6,0)
.long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_64M)
#if defined(CONFIG_RAM_AS_FLASH)
.long TLB1_MAS2(((CFG_LBC_SDRAM_BASE>>12) & 0xfffff),0,0,0,0,1,0,1,0)
#else
.long TLB1_MAS2(((CFG_LBC_SDRAM_BASE>>12) & 0xfffff),0,0,0,0,0,0,0,0)
#endif
.long TLB1_MAS3(((CFG_LBC_SDRAM_BASE>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1)
.long TLB1_MAS0(1,7,0)
.long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_16K)
#ifdef CONFIG_L2_INIT_RAM
.long TLB1_MAS2(((CFG_INIT_RAM_ADDR>>12) & 0xfffff),0,0,0,1,0,0,0,0)
#else
.long TLB1_MAS2(((CFG_INIT_RAM_ADDR>>12) & 0xfffff),0,0,0,0,0,0,0,0)
#endif
.long TLB1_MAS3(((CFG_INIT_RAM_ADDR>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1)
.long TLB1_MAS0(1,8,0)
.long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_256M)
.long TLB1_MAS2(((CFG_PCI_MEM_BASE>>12) & 0xfffff),0,0,0,0,1,0,1,0)
.long TLB1_MAS3(((CFG_PCI_MEM_BASE>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1)
.long TLB1_MAS0(1,9,0)
.long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_16K)
.long TLB1_MAS2(((CFG_BCSR>>12) & 0xfffff),0,0,0,0,1,0,1,0)
.long TLB1_MAS3(((CFG_BCSR>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1)
#if (CFG_CCSRBAR_DEFAULT != CFG_CCSRBAR)
.long TLB1_MAS0(1,15,0)
.long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_1M)
.long TLB1_MAS2(((CFG_CCSRBAR_DEFAULT>>12) & 0xfffff),0,0,0,0,1,0,1,0)
.long TLB1_MAS3(((CFG_CCSRBAR_DEFAULT>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1)
#else
.long TLB1_MAS0(1,15,0)
.long TLB1_MAS1(0,0,0,0,BOOKE_PAGESZ_1M)
.long TLB1_MAS2(0,0,0,0,0,0,0,0,0)
.long TLB1_MAS3(0,0,0,0,0,0,1,0,1,0,1)
#endif
entry_end
/* LAW(Local Access Window) configuration:
* 0000_0000-0800_0000: DDR(128M) -or- larger
* f000_0000-f3ff_ffff: PCI(256M)
* f400_0000-f7ff_ffff: RapidIO(128M)
* f800_0000-ffff_ffff: localbus(128M)
* f800_0000-fbff_ffff: LBC SDRAM(64M)
* fc00_0000-fdef_ffff: LBC BCSR,RTC,etc(31M)
* fdf0_0000-fdff_ffff: CCSRBAR(1M)
* fe00_0000-ffff_ffff: Flash(32M)
* Note: CCSRBAR and L2-as-SRAM don't need configure Local Access
* Window.
* Note: If flash is 8M at default position(last 8M),no LAW needed.
*/
#if !defined(CONFIG_SPD_EEPROM)
#define LAWBAR0 ((CFG_DDR_SDRAM_BASE>>12) & 0xfffff)
#define LAWAR0 (LAWAR_EN | LAWAR_TRGT_IF_DDR | (LAWAR_SIZE & LAWAR_SIZE_128M))
#else
#define LAWBAR0 0
#define LAWAR0 ((LAWAR_TRGT_IF_DDR | (LAWAR_SIZE & LAWAR_SIZE_128M)) & ~LAWAR_EN)
#endif
#define LAWBAR1 ((CFG_PCI_MEM_BASE>>12) & 0xfffff)
#define LAWAR1 (LAWAR_EN | LAWAR_TRGT_IF_PCIX | (LAWAR_SIZE & LAWAR_SIZE_256M))
#if !defined(CONFIG_RAM_AS_FLASH)
#define LAWBAR2 ((CFG_LBC_SDRAM_BASE>>12) & 0xfffff)
#define LAWAR2 (LAWAR_EN | LAWAR_TRGT_IF_LBC | (LAWAR_SIZE & LAWAR_SIZE_128M))
#else
#define LAWBAR2 0
#define LAWAR2 ((LAWAR_TRGT_IF_LBC | (LAWAR_SIZE & LAWAR_SIZE_128M)) & ~LAWAR_EN)
#endif
.section .bootpg, "ax"
.globl law_entry
law_entry:
entry_start
.long 0x03
.long LAWBAR0,LAWAR0,LAWBAR1,LAWAR1,LAWBAR2,LAWAR2
entry_end

271
board/mpc8540eval/mpc8540eval.c
Unescape View File

@ -0,0 +1,271 @@
/*
* (C) Copyright 2002,2003, Motorola Inc.
* Xianghua Xiao, (X.Xiao@motorola.com)
*
* (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.com>
*
* 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
*/
extern long int spd_sdram (void);
#include <common.h>
#include <asm/processor.h>
#include <asm/immap_85xx.h>
#include <spd.h>
long int fixed_sdram (void);
/* MPC8540ADS Board Status & Control Registers */
#if 0
typedef struct bscr_ {
unsigned long bcsr0;
unsigned long bcsr1;
unsigned long bcsr2;
unsigned long bcsr3;
unsigned long bcsr4;
unsigned long bcsr5;
unsigned long bcsr6;
unsigned long bcsr7;
} bcsr_t;
#endif
int board_pre_init (void)
{
#if defined(CONFIG_PCI)
volatile immap_t *immr = (immap_t *)CFG_IMMR;
volatile ccsr_pcix_t *pci = &immr->im_pcix;
pci->peer &= 0xffffffdf; /* disable master abort */
#endif
return 0;
}
int checkboard (void)
{
sys_info_t sysinfo;
get_sys_info (&sysinfo);
printf ("Board: Freescale MPC8540EVAL Board\n");
printf ("\tCPU: %lu MHz\n", sysinfo.freqProcessor / 1000000);
printf ("\tCCB: %lu MHz\n", sysinfo.freqSystemBus / 1000000);
printf ("\tDDR: %lu MHz\n", sysinfo.freqSystemBus / 2000000);
if((CFG_LBC_LCRR & 0x0f) == 2 || (CFG_LBC_LCRR & 0x0f) == 4 \
|| (CFG_LBC_LCRR & 0x0f) == 8) {
printf ("\tLBC: %lu MHz\n", sysinfo.freqSystemBus / 1000000 /(CFG_LBC_LCRR & 0x0f));
} else {
printf("\tLBC: unknown\n");
}
printf("L1 D-cache 32KB, L1 I-cache 32KB enabled.\n");
return (0);
}
long int initdram (int board_type)
{
long dram_size = 0;
extern long spd_sdram (void);
volatile immap_t *immap = (immap_t *)CFG_IMMR;
#if !defined(CONFIG_RAM_AS_FLASH)
volatile ccsr_lbc_t *lbc= &immap->im_lbc;
sys_info_t sysinfo;
uint temp_lbcdll = 0;
#endif
#if !defined(CONFIG_RAM_AS_FLASH) || defined(CONFIG_DDR_DLL)
volatile ccsr_gur_t *gur= &immap->im_gur;
#endif
#if defined(CONFIG_DDR_DLL)
uint temp_ddrdll = 0;
/* Work around to stabilize DDR DLL */
temp_ddrdll = gur->ddrdllcr;
gur->ddrdllcr = ((temp_ddrdll & 0xff) << 16) | 0x80000000;
asm("sync;isync;msync");
#endif
#if defined(CONFIG_SPD_EEPROM)
dram_size = spd_sdram ();
#else
dram_size = fixed_sdram ();
#endif
#if defined(CFG_RAMBOOT)
return dram_size;
#endif
#if !defined(CONFIG_RAM_AS_FLASH) /* LocalBus is not emulating flash */
get_sys_info(&sysinfo);
/* if localbus freq is less than 66Mhz,we use bypass mode,otherwise use DLL */
if(sysinfo.freqSystemBus/(CFG_LBC_LCRR & 0x0f) < 66000000) {
lbc->lcrr = (CFG_LBC_LCRR & 0x0fffffff)| 0x80000000;
} else {
lbc->lcrr = CFG_LBC_LCRR & 0x7fffffff;
udelay(200);
temp_lbcdll = gur->lbcdllcr;
gur->lbcdllcr = ((temp_lbcdll & 0xff) << 16 ) | 0x80000000;
asm("sync;isync;msync");
}
lbc->or2 = CFG_OR2_PRELIM; /* 64MB SDRAM */
lbc->br2 = CFG_BR2_PRELIM;
lbc->lbcr = CFG_LBC_LBCR;
lbc->lsdmr = CFG_LBC_LSDMR_1;
asm("sync");
* (ulong *)0 = 0x000000ff;
lbc->lsdmr = CFG_LBC_LSDMR_2;
asm("sync");
* (ulong *)0 = 0x000000ff;
lbc->lsdmr = CFG_LBC_LSDMR_3;
asm("sync");
* (ulong *)0 = 0x000000ff;
lbc->lsdmr = CFG_LBC_LSDMR_4;
asm("sync");
* (ulong *)0 = 0x000000ff;
lbc->lsdmr = CFG_LBC_LSDMR_5;
asm("sync");
lbc->lsrt = CFG_LBC_LSRT;
asm("sync");
lbc->mrtpr = CFG_LBC_MRTPR;
asm("sync");
#endif
#if defined(CONFIG_DDR_ECC)
{
/* Initialize all of memory for ECC, then
* enable errors */
uint *p = 0;
uint i = 0;
volatile immap_t *immap = (immap_t *)CFG_IMMR;
volatile ccsr_ddr_t *ddr= &immap->im_ddr;
dma_init();
for (*p = 0; p < (uint *)(8 * 1024); p++) {
if (((unsigned int)p & 0x1f) == 0) { dcbz(p); }
*p = (unsigned int)0xdeadbeef;
if (((unsigned int)p & 0x1c) == 0x1c) { dcbf(p); }
}
/* 8K */
dma_xfer((uint *)0x2000,0x2000,(uint *)0);
/* 16K */
dma_xfer((uint *)0x4000,0x4000,(uint *)0);
/* 32K */
dma_xfer((uint *)0x8000,0x8000,(uint *)0);
/* 64K */
dma_xfer((uint *)0x10000,0x10000,(uint *)0);
/* 128k */
dma_xfer((uint *)0x20000,0x20000,(uint *)0);
/* 256k */
dma_xfer((uint *)0x40000,0x40000,(uint *)0);
/* 512k */
dma_xfer((uint *)0x80000,0x80000,(uint *)0);
/* 1M */
dma_xfer((uint *)0x100000,0x100000,(uint *)0);
/* 2M */
dma_xfer((uint *)0x200000,0x200000,(uint *)0);
/* 4M */
dma_xfer((uint *)0x400000,0x400000,(uint *)0);
for (i = 1; i < dram_size / 0x800000; i++) {
dma_xfer((uint *)(0x800000*i),0x800000,(uint *)0);
}
/* Enable errors for ECC */
ddr->err_disable = 0x00000000;
asm("sync;isync;msync");
}
#endif
return dram_size;
}
#if defined(CFG_DRAM_TEST)
int testdram (void)
{
uint *pstart = (uint *) CFG_MEMTEST_START;
uint *pend = (uint *) CFG_MEMTEST_END;
uint *p;
printf("SDRAM test phase 1:\n");
for (p = pstart; p < pend; p++)
*p = 0xaaaaaaaa;
for (p = pstart; p < pend; p++) {
if (*p != 0xaaaaaaaa) {
printf ("SDRAM test fails at: %08x\n", (uint) p);
return 1;
}
}
printf("SDRAM test phase 2:\n");
for (p = pstart; p < pend; p++)
*p = 0x55555555;
for (p = pstart; p < pend; p++) {
if (*p != 0x55555555) {
printf ("SDRAM test fails at: %08x\n", (uint) p);
return 1;
}
}
printf("SDRAM test passed.\n");
return 0;
}
#endif
#if !defined(CONFIG_SPD_EEPROM)
/*************************************************************************
* fixed sdram init -- doesn't use serial presence detect.
************************************************************************/
long int fixed_sdram (void)
{
#ifndef CFG_RAMBOOT
volatile immap_t *immap = (immap_t *)CFG_IMMR;
volatile ccsr_ddr_t *ddr= &immap->im_ddr;
ddr->cs0_bnds = CFG_DDR_CS0_BNDS;
ddr->cs0_config = CFG_DDR_CS0_CONFIG;
ddr->timing_cfg_1 = CFG_DDR_TIMING_1;
ddr->timing_cfg_2 = CFG_DDR_TIMING_2;
ddr->sdram_mode = CFG_DDR_MODE;
ddr->sdram_interval = CFG_DDR_INTERVAL;
#if defined (CONFIG_DDR_ECC)
ddr->err_disable = 0x0000000D;
ddr->err_sbe = 0x00ff0000;
#endif
asm("sync;isync;msync");
udelay(500);
#if defined (CONFIG_DDR_ECC)
/* Enable ECC checking */
ddr->sdram_cfg = (CFG_DDR_CONTROL | 0x20000000);
#else
ddr->sdram_cfg = CFG_DDR_CONTROL;
#endif
asm("sync; isync; msync");
udelay(500);
#endif
return (CFG_SDRAM_SIZE * 1024 * 1024);
}
#endif /* !defined(CONFIG_SPD_EEPROM) */

152
board/mpc8540eval/u-boot.lds
Unescape View File

@ -0,0 +1,152 @@
/*
* (C) Copyright 2002,2003, Motorola,Inc.
*
* 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
*/
/* Assumes that the size of u-boot is less than 512K and the
* start address is aligned on a 512K block.
* Boot page and reset vector is put at that end of the 512K block. */
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: */
.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 :
{
cpu/mpc85xx/start.o (.text)
board/mpc8540eval/init.o (.text)
cpu/mpc85xx/traps.o (.text)
cpu/mpc85xx/interrupts.o (.text)
cpu/mpc85xx/cpu_init.o (.text)
cpu/mpc85xx/cpu.o (.text)
cpu/mpc85xx/speed.o (.text)
cpu/mpc85xx/pci.o (.text)
common/dlmalloc.o (.text)
lib_generic/crc32.o (.text)
lib_ppc/extable.o (.text)
lib_generic/zlib.o (.text)
*(.text)
*(.fixup)
*(.got1)
}
_etext = .;
PROVIDE (etext = .);
.rodata :
{
*(.rodata)
*(.rodata1)
*(.rodata.str1.4)
}
.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 = .);
__u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) }
__u_boot_cmd_end = .;
__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 = .);
. = (. & 0xFFF80000) + 0x0007F000;
.bootpg :
{
cpu/mpc85xx/start.o (.bootpg)
board/mpc8540eval/init.o (.bootpg)
} = 0xffff
. = (. & 0xFFF80000) + 0x0007FFFC;
.resetvec :
{
*(.resetvec)
} = 0xffff
}

8
cpu/mpc85xx/start.S
Unescape View File

@ -155,11 +155,13 @@ _start_e500:
mtspr MCSR,r0
mtspr DEAR,r0
mtspr DBCR0,r0
/* not needed and conflicts with some debuggers */
/* mtspr DBCR0,r0 */
mtspr DBCR1,r0
mtspr DBCR2,r0
mtspr IAC1,r0
mtspr IAC2,r0
/* not needed and conflicts with some debuggers */
/* mtspr IAC1,r0 */
/* mtspr IAC2,r0 */
mtspr DAC1,r0
mtspr DAC2,r0

342
include/configs/MPC8540EVAL.h
Unescape View File

@ -0,0 +1,342 @@
/*
* (C) Copyright 2002,2003 Motorola,Inc.
* Modified by Lunsheng Wang, lunsheng@sohu.com
*
* 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
*/
/* mpc8540eval board configuration file */
/* please refer to doc/README.mpc85xxads for more info */
/* make sure you change the MAC address and other network params first,
* search for CONFIG_ETHADDR,CONFIG_SERVERIP,etc in this file
*/
#ifndef __CONFIG_H
#define __CONFIG_H
/* High Level Configuration Options */
#define CONFIG_BOOKE 1 /* BOOKE */
#define CONFIG_E500 1 /* BOOKE e500 family */
#define CONFIG_MPC85xx 1 /* MPC8540/MPC8560 */
#define CONFIG_MPC8540 1 /* MPC8540 specific */
#define CONFIG_MPC8540EVAL 1 /* MPC8540EVAL board specific */
#undef CONFIG_PCI /* pci ethernet support */
#define CONFIG_TSEC_ENET /* tsec ethernet support */
#define CONFIG_ENV_OVERWRITE
#define CONFIG_SPD_EEPROM /* Use SPD EEPROM for DDR setup */
#undef CONFIG_DDR_ECC /* only for ECC DDR module */
#define CONFIG_DDR_DLL /* possible DLL fix needed */
/* Using Localbus SDRAM to emulate flash before we can program the flash,
* normally you only need a flash-boot image(u-boot.bin),if unsure undef this.
* Not availabe for EVAL board
*/
#undef CONFIG_RAM_AS_FLASH
/* sysclk for MPC8540EVAL */
#if defined(CONFIG_SYSCLK_66M)
#define CONFIG_SYS_CLK_FREQ 66000000 /* the oscillator on board is 66Mhz */
/* can also get 66M clock from external PCI */
#else
#define CONFIG_SYS_CLK_FREQ 33000000 /* most pci cards are 33Mhz */
#endif
/* below can be toggled for performance analysis. otherwise use default */
#define CONFIG_L2_CACHE /* toggle L2 cache */
#undef CONFIG_BTB /* toggle branch predition */
#undef CONFIG_ADDR_STREAMING /* toggle addr streaming */
#define CONFIG_BOARD_PRE_INIT 1 /* Call board_pre_init */
#undef CFG_DRAM_TEST /* memory test, takes time */
#define CFG_MEMTEST_START 0x00200000 /* memtest works on */
#define CFG_MEMTEST_END 0x00400000
#if defined(CONFIG_PCI) && defined(CONFIG_TSEC_ENET)
#error "You can only use either PCI Ethernet Card or TSEC Ethernet, not both."
#endif
/*
* Base addresses -- Note these are effective addresses where the
* actual resources get mapped (not physical addresses)
*/
#define CFG_CCSRBAR_DEFAULT 0xff700000 /* CCSRBAR Default */
#define CFG_CCSRBAR 0xe0000000 /* relocated CCSRBAR */
#define CFG_IMMR CFG_CCSRBAR /* PQII uses CFG_IMMR */
#define CFG_DDR_SDRAM_BASE 0x00000000 /* DDR is system memory */
#define CFG_SDRAM_BASE CFG_DDR_SDRAM_BASE
#define CFG_SDRAM_SIZE 256 /* DDR is now 256MB */
#if defined(CONFIG_RAM_AS_FLASH)
#define CFG_LBC_SDRAM_BASE 0xfc000000 /* Localbus SDRAM */
#else
#define CFG_LBC_SDRAM_BASE 0xf0000000 /* Localbus SDRAM */
#endif
#define CFG_LBC_SDRAM_SIZE 64 /* LBC SDRAM is 0MB */
#if defined(CONFIG_RAM_AS_FLASH)
#define CFG_FLASH_BASE 0xf8000000 /* start of FLASH 16M */
#define CFG_BR0_PRELIM 0xf8001801 /* port size 32bit */
#else /* Boot from real Flash */
#define CFG_FLASH_BASE 0xff800000 /* start of FLASH 8M */
#define CFG_BR0_PRELIM 0xff801001 /* port size 16bit */
#endif
#define CFG_OR0_PRELIM 0xff806f67 /* 8MB Flash */
#define CFG_MAX_FLASH_BANKS 1 /* number of banks */
#define CFG_MAX_FLASH_SECT 64 /* sectors per device */
#undef CFG_FLASH_CHECKSUM
#define CFG_FLASH_ERASE_TOUT 60000 /* Timeout for Flash Erase (in ms)*/
#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms)*/
#define CFG_FLASH_CFI 1
#define CFG_MONITOR_BASE TEXT_BASE /* start of monitor */
#if (CFG_MONITOR_BASE < CFG_FLASH_BASE)
#define CFG_RAMBOOT
#else
#undef CFG_RAMBOOT
#endif
#define SPD_EEPROM_ADDRESS 0x51 /* DDR DIMM */
/* Here some DDR setting should be added */
#undef CONFIG_CLOCKS_IN_MHZ
/* local bus definitions */
#define CFG_BR2_PRELIM 0xf0001861 /* 64MB localbus SDRAM */
#define CFG_OR2_PRELIM 0xfc006901
#define CFG_LBC_LCRR 0x00030004 /* local bus freq divider*/
#define CFG_LBC_LBCR 0x00000000
#define CFG_LBC_LSRT 0x20000000
#define CFG_LBC_MRTPR 0x20000000
#define CFG_LBC_LSDMR_1 0x2861b723
#define CFG_LBC_LSDMR_2 0x0861b723
#define CFG_LBC_LSDMR_3 0x0861b723
#define CFG_LBC_LSDMR_4 0x1861b723
#define CFG_LBC_LSDMR_5 0x4061b723
#if defined(CONFIG_RAM_AS_FLASH)
#define CFG_BR4_PRELIM 0xf8000801 /* 32KB, 8-bit wide for ADS config reg */
#else
#define CFG_BR4_PRELIM 0xf8000801 /* 32KB, 8-bit wide for ADS config reg */
#endif
#define CFG_OR4_PRELIM 0xffffe1f1
#define CFG_BCSR (CFG_BR4_PRELIM & 0xffff8000)
#define CONFIG_L1_INIT_RAM
#define CFG_INIT_RAM_LOCK 1
#define CFG_INIT_RAM_ADDR 0x40000000 /* Initial RAM address */
#define CFG_INIT_RAM_END 0x4000 /* End of used area in RAM */
#define CFG_GBL_DATA_SIZE 128 /* num bytes initial data */
#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Mon */
#define CFG_MALLOC_LEN (128 * 1024) /* Reserved for malloc */
/* Serial Port */
#define CONFIG_CONS_INDEX 1
#undef CONFIG_SERIAL_SOFTWARE_FIFO
#define CFG_NS16550
#define CFG_NS16550_SERIAL
#define CFG_NS16550_REG_SIZE 1
#define CFG_NS16550_CLK get_bus_freq(0)
#define CONFIG_BAUDRATE 115200
#define CFG_BAUDRATE_TABLE \
{300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}
#define CFG_NS16550_COM1 (CFG_CCSRBAR+0x4500)
#define CFG_NS16550_COM2 (CFG_CCSRBAR+0x4600)
/* Use the HUSH parser */
#define CFG_HUSH_PARSER
#ifdef CFG_HUSH_PARSER
#define CFG_PROMPT_HUSH_PS2 "> "
#endif
/* I2C */
#define CONFIG_HARD_I2C /* I2C with hardware support*/
#undef CONFIG_SOFT_I2C /* I2C bit-banged */
#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
#define CFG_I2C_SLAVE 0x7F
#define CFG_I2C_NOPROBES {0x69} /* Don't probe these addrs */
/* General PCI */
#define CFG_PCI_MEM_BASE 0x80000000
#define CFG_PCI_MEM_PHYS 0x80000000
#define CFG_PCI_MEM_SIZE 0x20000000
#define CFG_PCI_IO_BASE 0xe2000000
#if defined(CONFIG_PCI)
#define CONFIG_NET_MULTI
#undef CONFIG_EEPRO100
#define CONFIG_TULIP
#define CONFIG_PCI_PNP /* do pci plug-and-play */
#if !defined(CONFIG_PCI_PNP)
#define PCI_ENET0_IOADDR 0xe0000000
#define PCI_ENET0_MEMADDR 0xe0000000
#define PCI_IDSEL_NUMBER 0x0c /*slot0->3(IDSEL)=12->15*/
#endif
#define CONFIG_PCI_SCAN_SHOW 1 /* show pci devices on startup */
#define CFG_PCI_SUBSYS_VENDORID 0x1057 /* Motorola */
#define CFG_PCI_SUBSYS_DEVICEID 0x0008
#elif defined(CONFIG_TSEC_ENET)
#define CONFIG_NET_MULTI 1
#define CONFIG_MII 1 /* MII PHY management */
#define CONFIG_MPC85XX_TSEC1 1
#define CONFIG_MPC85XX_TSEC1_NAME "TSEC0"
#define CONFIG_MPC85XX_TSEC2 1
#define CONFIG_MPC85XX_TSEC2_NAME "TSEC1"
#define CONFIG_MPC85XX_FEC 1
#define CONFIG_MPC85XX_FEC_NAME "FEC"
#define TSEC1_PHY_ADDR 7
#define TSEC2_PHY_ADDR 4
#define FEC_PHY_ADDR 2
#define TSEC1_PHYIDX 0
#define TSEC2_PHYIDX 0
#define FEC_PHYIDX 0
/* Options are: TSEC[0-1], FEC */
#define CONFIG_ETHPRIME "TSEC0"
#define CONFIG_PHY_M88E1011 1 /* GigaBit Ether PHY */
#define INTEL_LXT971_PHY 1 /* on EVAL board. It is Davicom 9161 on ADS. */
#endif
#undef DEBUG
/* Environment */
#ifndef CFG_RAMBOOT
#if defined(CONFIG_RAM_AS_FLASH)
#define CFG_ENV_IS_NOWHERE
#define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x100000)
#define CFG_ENV_SIZE 0x2000
#else
#define CFG_ENV_IS_IN_FLASH 1
#define CFG_ENV_ADDR (CFG_MONITOR_BASE + 0x40000)
#define CFG_ENV_SECT_SIZE 0x40000 /* 256K(one sector) for env */
#endif
#define CFG_ENV_SIZE 0x2000
#else
/* #define CFG_NO_FLASH 1 */ /* Flash is not usable now */
#define CFG_ENV_IS_NOWHERE 1 /* Store ENV in memory only */
#define CFG_ENV_ADDR (CFG_MONITOR_BASE - 0x1000)
#define CFG_ENV_SIZE 0x2000
#endif
/*#define CONFIG_BOOTARGS "root=/dev/nfs rw nfsroot=192.168.1.10:/tftproot/192.168.1.11 ip=192.168.1.11:192.168.1.10:192.168.1.0:255.255.255.0:mpc8540ads-003:eth0:off console=ttyS0,115200"*/
#define CONFIG_BOOTARGS "root=/dev/ram rw console=ttyS0,115200"
#define CONFIG_BOOTCOMMAND "bootm 0xff800000 0xffa00000"
#define CONFIG_BOOTDELAY 3 /* -1 disable autoboot */
#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
#if defined(CFG_RAMBOOT) || defined(CONFIG_RAM_AS_FLASH)
#if defined(CONFIG_PCI)
#define CONFIG_COMMANDS ((CONFIG_CMD_DFL | CFG_CMD_PING | CFG_CMD_PCI | CFG_CMD_I2C ) & \
~(CFG_CMD_ENV | CFG_CMD_LOADS ))
#else
#define CONFIG_COMMANDS ((CONFIG_CMD_DFL | CFG_CMD_PING | CFG_CMD_I2C ) & \
~(CFG_CMD_ENV | \
CFG_CMD_LOADS ))
#endif
#else
#if defined(CONFIG_PCI)
#define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_PCI | CFG_CMD_PING | CFG_CMD_I2C )
#else
#define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_PING | CFG_CMD_I2C )
#endif
#endif
#include <cmd_confdefs.h>
#undef CONFIG_WATCHDOG /* watchdog disabled */
/*
* Miscellaneous configurable options
*/
#define CFG_LONGHELP /* undef to save memory */
#define CFG_LOAD_ADDR 0x2000000 /* default load address */
#define CFG_PROMPT "MPC8540EVAL=> "/* Monitor Command Prompt */
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
#else
#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
#endif
#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
#define CFG_MAXARGS 16 /* max number of command args */
#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
/*
* For booting Linux, the board info and command line data
* have to be in the first 8 MB of memory, since this is
* the maximum mapped by the Linux kernel during initialization.
*/
#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
/* Cache Configuration */
#define CFG_DCACHE_SIZE 32768
#define CFG_CACHELINE_SIZE 32
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
#endif
/*
* Internal Definitions
*
* Boot Flags
*/
#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
#define BOOTFLAG_WARM 0x02 /* Software reboot */
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
#endif
/*****************************/
/* Environment Configuration */
/*****************************/
/* The mac addresses for all ethernet interface */
/* NOTE: change below for your network setting!!! */
#if defined(CONFIG_TSEC_ENET)
#define CONFIG_ETHADDR 00:01:af:07:9b:8a
#define CONFIG_ETH1ADDR 00:01:af:07:9b:8b
#define CONFIG_ETH2ADDR 00:01:af:07:9b:8c
#endif
#define CONFIG_ROOTPATH /nfsroot
#define CONFIG_BOOTFILE your.uImage
#define CONFIG_SERVERIP 192.168.101.1
#define CONFIG_IPADDR 192.168.101.11
#define CONFIG_GATEWAYIP 192.168.101.0
#define CONFIG_NETMASK 255.255.255.0
#define CONFIG_LOADADDR 200000 /* default location for tftp and bootm */
#define CONFIG_HOSTNAME MPC8540EVAL
#endif /* __CONFIG_H */
Write Preview
Loading…
Cancel
Save