mirror of
https://github.com/AsahiLinux/u-boot
synced 2025-02-17 22:49:02 +00:00
* Patch by Prakash Kumar, 27 Jun 2004:
Add support for the PXA250 based Intrinsyc Cerf board. * Patch by Yasushi Shoji, 27 Jun 2004: fix comment in include/common.h
This commit is contained in:
wdenk
parent
10a36a98c4
commit
fabd46acff
13 changed files with 1298 additions and 41 deletions
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@ -2,6 +2,12 @@
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Changes since U-Boot 1.1.1:
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======================================================================
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* Patch by Prakash Kumar, 27 Jun 2004:
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Add support for the PXA250 based Intrinsyc Cerf board.
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* Patch by Yasushi Shoji, 27 Jun 2004:
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fix comment in include/common.h
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* Rename SBC8560 into sbc8560 for consistency
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* Patch by Daniel Poirot, 24 Jun 2004:
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4
CREDITS
4
CREDITS
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@ -231,6 +231,10 @@ N: Bernhard Kuhn
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E: bkuhn@metrowerks.com
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D Support for Coldfire CPU; Support for Motorola M5272C3 and M5282EVB boards
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N: Prakash Kumar
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E: prakash@embedx.com
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D Support for Intrinsyc CERF PXA250 board.
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N: Thomas Lange
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E: thomas@corelatus.se
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D: Support for GTH and dbau1x00 boards; lots of PCMCIA fixes
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2
MAKEALL
2
MAKEALL
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@ -149,7 +149,7 @@ LIST_ARM9=" \
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## Xscale Systems
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#########################################################################
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LIST_pxa="cradle csb226 innokom lubbock wepep250 xm250 xsengine"
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LIST_pxa="cerf250 cradle csb226 innokom lubbock wepep250 xm250 xsengine"
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LIST_ixp="ixdp425"
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3
Makefile
3
Makefile
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@ -1219,6 +1219,9 @@ at91rm9200dk_config : unconfig
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## XScale Systems
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#########################################################################
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cerf250_config : unconfig
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@./mkconfig $(@:_config=) arm pxa cerf250
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cradle_config : unconfig
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@./mkconfig $(@:_config=) arm pxa cradle
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47
board/cerf250/Makefile
Normal file
47
board/cerf250/Makefile
Normal file
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@ -0,0 +1,47 @@
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#
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# (C) Copyright 2000
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# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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#
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# See file CREDITS for list of people who contributed to this
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# project.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of
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# the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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# MA 02111-1307 USA
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#
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include $(TOPDIR)/config.mk
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LIB = lib$(BOARD).a
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OBJS := cerf250.o flash.o
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SOBJS := memsetup.o
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$(LIB): $(OBJS) $(SOBJS)
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$(AR) crv $@ $(OBJS) $(SOBJS)
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clean:
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rm -f $(SOBJS) $(OBJS)
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distclean: clean
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rm -f $(LIB) core *.bak .depend
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#########################################################################
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.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
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$(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
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-include .depend
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#########################################################################
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75
board/cerf250/cerf250.c
Normal file
75
board/cerf250/cerf250.c
Normal file
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@ -0,0 +1,75 @@
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/*
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* (C) Copyright 2002
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* Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
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*
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* (C) Copyright 2002
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* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
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* Marius Groeger <mgroeger@sysgo.de>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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/* ------------------------------------------------------------------------- */
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/*
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* Miscelaneous platform dependent initialisations
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*/
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int board_init (void)
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{
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DECLARE_GLOBAL_DATA_PTR;
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/* memory and cpu-speed are setup before relocation */
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/* so we do _nothing_ here */
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/* arch number of cerf PXA Board */
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gd->bd->bi_arch_number = 139;
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/* adress of boot parameters */
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gd->bd->bi_boot_params = 0xa0000100;
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return 0;
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}
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int board_late_init(void)
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{
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setenv("stdout", "serial");
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setenv("stderr", "serial");
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return 0;
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}
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int dram_init (void)
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{
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DECLARE_GLOBAL_DATA_PTR;
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gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
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gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
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gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
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gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
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gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
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gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
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gd->bd->bi_dram[3].start = PHYS_SDRAM_4;
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gd->bd->bi_dram[3].size = PHYS_SDRAM_4_SIZE;
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return 0;
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}
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5
board/cerf250/config.mk
Normal file
5
board/cerf250/config.mk
Normal file
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@ -0,0 +1,5 @@
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#
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# Cerf board with PXA250 cpu
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#
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#
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TEXT_BASE = 0xa3080000
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431
board/cerf250/flash.c
Normal file
431
board/cerf250/flash.c
Normal file
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@ -0,0 +1,431 @@
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/*
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* (C) Copyright 2001
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* Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
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*
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* (C) Copyright 2001
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <linux/byteorder/swab.h>
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flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
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/* Board support for 1 or 2 flash devices */
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#define FLASH_PORT_WIDTH32
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#undef FLASH_PORT_WIDTH16
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#ifdef FLASH_PORT_WIDTH16
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#define FLASH_PORT_WIDTH ushort
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#define FLASH_PORT_WIDTHV vu_short
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#define SWAP(x) __swab16(x)
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#else
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#define FLASH_PORT_WIDTH ulong
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#define FLASH_PORT_WIDTHV vu_long
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#define SWAP(x) __swab32(x)
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#endif
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#define FPW FLASH_PORT_WIDTH
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#define FPWV FLASH_PORT_WIDTHV
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#define mb() __asm__ __volatile__ ("" : : : "memory")
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/*-----------------------------------------------------------------------
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* Functions
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*/
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static ulong flash_get_size (FPW *addr, flash_info_t *info);
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static int write_data (flash_info_t *info, ulong dest, FPW data);
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static void flash_get_offsets (ulong base, flash_info_t *info);
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void inline spin_wheel (void);
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/*-----------------------------------------------------------------------
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*/
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unsigned long flash_init (void)
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{
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int i;
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ulong size = 0;
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for (i = 0; i < CFG_MAX_FLASH_BANKS; i++) {
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switch (i) {
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case 0:
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flash_get_size ((FPW *) PHYS_FLASH_1, &flash_info[i]);
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flash_get_offsets (PHYS_FLASH_1, &flash_info[i]);
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break;
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case 1:
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flash_get_size ((FPW *) PHYS_FLASH_2, &flash_info[i]);
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flash_get_offsets (PHYS_FLASH_2, &flash_info[i]);
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break;
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default:
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panic ("configured too many flash banks!\n");
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break;
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}
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size += flash_info[i].size;
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}
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/* Protect monitor and environment sectors
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*/
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flash_protect ( FLAG_PROTECT_SET,
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CFG_FLASH_BASE,
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CFG_FLASH_BASE + monitor_flash_len - 1,
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&flash_info[0] );
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flash_protect ( FLAG_PROTECT_SET,
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CFG_ENV_ADDR,
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CFG_ENV_ADDR + CFG_ENV_SIZE - 1, &flash_info[0] );
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return size;
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}
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/*-----------------------------------------------------------------------
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*/
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static void flash_get_offsets (ulong base, flash_info_t *info)
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{
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int i;
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if (info->flash_id == FLASH_UNKNOWN) {
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return;
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}
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if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL) {
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for (i = 0; i < info->sector_count; i++) {
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info->start[i] = base + (i * PHYS_FLASH_SECT_SIZE);
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info->protect[i] = 0;
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}
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}
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}
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/*-----------------------------------------------------------------------
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*/
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void flash_print_info (flash_info_t *info)
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{
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int i;
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if (info->flash_id == FLASH_UNKNOWN) {
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printf ("missing or unknown FLASH type\n");
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return;
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}
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switch (info->flash_id & FLASH_VENDMASK) {
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case FLASH_MAN_INTEL:
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printf ("INTEL ");
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break;
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default:
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printf ("Unknown Vendor ");
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break;
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}
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switch (info->flash_id & FLASH_TYPEMASK) {
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case FLASH_28F128J3A:
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printf ("28F128J3A\n");
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break;
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default:
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printf ("Unknown Chip Type\n");
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break;
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}
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printf (" Size: %ld MB in %d Sectors\n",
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info->size >> 20, info->sector_count);
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printf (" Sector Start Addresses:");
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for (i = 0; i < info->sector_count; ++i) {
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if ((i % 5) == 0)
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printf ("\n ");
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printf (" %08lX%s",
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info->start[i],
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info->protect[i] ? " (RO)" : " ");
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}
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printf ("\n");
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return;
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}
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/*
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* The following code cannot be run from FLASH!
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*/
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static ulong flash_get_size (FPW *addr, flash_info_t *info)
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{
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volatile FPW value;
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/* Write auto select command: read Manufacturer ID */
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addr[0x5555] = (FPW) 0x00AA00AA;
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addr[0x2AAA] = (FPW) 0x00550055;
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addr[0x5555] = (FPW) 0x00900090;
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mb ();
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value = addr[0];
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switch (value) {
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case (FPW) INTEL_MANUFACT:
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info->flash_id = FLASH_MAN_INTEL;
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break;
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default:
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info->flash_id = FLASH_UNKNOWN;
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info->sector_count = 0;
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info->size = 0;
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addr[0] = (FPW) 0x00FF00FF; /* restore read mode */
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return (0); /* no or unknown flash */
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}
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mb ();
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value = addr[1]; /* device ID */
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switch (value) {
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case (FPW) INTEL_ID_28F128J3A:
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info->flash_id += FLASH_28F128J3A;
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info->sector_count = 128;
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info->size = 0x02000000;
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break; /* => 16 MB */
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default:
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info->flash_id = FLASH_UNKNOWN;
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break;
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}
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if (info->sector_count > CFG_MAX_FLASH_SECT) {
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printf ("** ERROR: sector count %d > max (%d) **\n",
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info->sector_count, CFG_MAX_FLASH_SECT);
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info->sector_count = CFG_MAX_FLASH_SECT;
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}
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addr[0] = (FPW) 0x00FF00FF; /* restore read mode */
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return (info->size);
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}
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|
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|
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/*-----------------------------------------------------------------------
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*/
|
||||
|
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int flash_erase (flash_info_t *info, int s_first, int s_last)
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{
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int flag, prot, sect;
|
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ulong type, start, last;
|
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int rcode = 0;
|
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if ((s_first < 0) || (s_first > s_last)) {
|
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if (info->flash_id == FLASH_UNKNOWN) {
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printf ("- missing\n");
|
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} else {
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printf ("- no sectors to erase\n");
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}
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return 1;
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}
|
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type = (info->flash_id & FLASH_VENDMASK);
|
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if ((type != FLASH_MAN_INTEL)) {
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printf ("Can't erase unknown flash type %08lx - aborted\n",
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info->flash_id);
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return 1;
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}
|
||||
|
||||
prot = 0;
|
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for (sect = s_first; sect <= s_last; ++sect) {
|
||||
if (info->protect[sect]) {
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prot++;
|
||||
}
|
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}
|
||||
|
||||
if (prot) {
|
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printf ("- Warning: %d protected sectors will not be erased!\n",
|
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prot);
|
||||
} else {
|
||||
printf ("\n");
|
||||
}
|
||||
|
||||
start = get_timer (0);
|
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last = start;
|
||||
|
||||
/* Disable interrupts which might cause a timeout here */
|
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flag = disable_interrupts ();
|
||||
|
||||
/* Start erase on unprotected sectors */
|
||||
for (sect = s_first; sect <= s_last; sect++) {
|
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if (info->protect[sect] == 0) { /* not protected */
|
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FPWV *addr = (FPWV *) (info->start[sect]);
|
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FPW status;
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printf ("Erasing sector %2d ... ", sect);
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|
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/* arm simple, non interrupt dependent timer */
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reset_timer_masked ();
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*addr = (FPW) 0x00500050; /* clear status register */
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*addr = (FPW) 0x00200020; /* erase setup */
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*addr = (FPW) 0x00D000D0; /* erase confirm */
|
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|
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while (((status = *addr) & (FPW) 0x00800080) != (FPW) 0x00800080) {
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if (get_timer_masked () > CFG_FLASH_ERASE_TOUT) {
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printf ("Timeout\n");
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*addr = (FPW) 0x00B000B0; /* suspend erase */
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||||
*addr = (FPW) 0x00FF00FF; /* reset to read mode */
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rcode = 1;
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break;
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||||
}
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}
|
||||
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*addr = 0x00500050; /* clear status register cmd. */
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*addr = 0x00FF00FF; /* resest to read mode */
|
||||
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printf (" done\n");
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}
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||||
}
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return rcode;
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||||
}
|
||||
|
||||
/*-----------------------------------------------------------------------
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||||
* Copy memory to flash, returns:
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||||
* 0 - OK
|
||||
* 1 - write timeout
|
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* 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) {
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return 4;
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||||
}
|
||||
/* 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 (%lx)\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;
|
||||
}
|
||||
411
board/cerf250/memsetup.S
Normal file
411
board/cerf250/memsetup.S
Normal file
|
|
@ -0,0 +1,411 @@
|
|||
/*
|
||||
* Most of this taken from Redboot hal_platform_setup.h with cleanup
|
||||
*
|
||||
* NOTE: I haven't clean this up considerably, just enough to get it
|
||||
* running. See hal_platform_setup.h for the source. See
|
||||
* board/cradle/memsetup.S for another PXA250 setup that is
|
||||
* much cleaner.
|
||||
*
|
||||
* 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 <config.h>
|
||||
#include <version.h>
|
||||
#include <asm/arch/pxa-regs.h>
|
||||
|
||||
DRAM_SIZE: .long CFG_DRAM_SIZE
|
||||
|
||||
/* wait for coprocessor write complete */
|
||||
.macro CPWAIT reg
|
||||
mrc p15,0,\reg,c2,c0,0
|
||||
mov \reg,\reg
|
||||
sub pc,pc,#4
|
||||
.endm
|
||||
|
||||
|
||||
/*
|
||||
* Memory setup
|
||||
*/
|
||||
|
||||
.globl memsetup
|
||||
memsetup:
|
||||
|
||||
/* Set up GPIO pins first ----------------------------------------- */
|
||||
|
||||
ldr r0, =GPSR0
|
||||
ldr r1, =CFG_GPSR0_VAL
|
||||
str r1, [r0]
|
||||
|
||||
ldr r0, =GPSR1
|
||||
ldr r1, =CFG_GPSR1_VAL
|
||||
str r1, [r0]
|
||||
|
||||
ldr r0, =GPSR2
|
||||
ldr r1, =CFG_GPSR2_VAL
|
||||
str r1, [r0]
|
||||
|
||||
ldr r0, =GPCR0
|
||||
ldr r1, =CFG_GPCR0_VAL
|
||||
str r1, [r0]
|
||||
|
||||
ldr r0, =GPCR1
|
||||
ldr r1, =CFG_GPCR1_VAL
|
||||
str r1, [r0]
|
||||
|
||||
ldr r0, =GPCR2
|
||||
ldr r1, =CFG_GPCR2_VAL
|
||||
str r1, [r0]
|
||||
|
||||
ldr r0, =GPDR0
|
||||
ldr r1, =CFG_GPDR0_VAL
|
||||
str r1, [r0]
|
||||
|
||||
ldr r0, =GPDR1
|
||||
ldr r1, =CFG_GPDR1_VAL
|
||||
str r1, [r0]
|
||||
|
||||
ldr r0, =GPDR2
|
||||
ldr r1, =CFG_GPDR2_VAL
|
||||
str r1, [r0]
|
||||
|
||||
ldr r0, =GAFR0_L
|
||||
ldr r1, =CFG_GAFR0_L_VAL
|
||||
str r1, [r0]
|
||||
|
||||
ldr r0, =GAFR0_U
|
||||
ldr r1, =CFG_GAFR0_U_VAL
|
||||
str r1, [r0]
|
||||
|
||||
ldr r0, =GAFR1_L
|
||||
ldr r1, =CFG_GAFR1_L_VAL
|
||||
str r1, [r0]
|
||||
|
||||
ldr r0, =GAFR1_U
|
||||
ldr r1, =CFG_GAFR1_U_VAL
|
||||
str r1, [r0]
|
||||
|
||||
ldr r0, =GAFR2_L
|
||||
ldr r1, =CFG_GAFR2_L_VAL
|
||||
str r1, [r0]
|
||||
|
||||
ldr r0, =GAFR2_U
|
||||
ldr r1, =CFG_GAFR2_U_VAL
|
||||
str r1, [r0]
|
||||
|
||||
ldr r0, =PSSR /* enable GPIO pins */
|
||||
ldr r1, =CFG_PSSR_VAL
|
||||
str r1, [r0]
|
||||
|
||||
/* ---------------------------------------------------------------- */
|
||||
/* Enable memory interface */
|
||||
/* */
|
||||
/* The sequence below is based on the recommended init steps */
|
||||
/* detailed in the Intel PXA250 Operating Systems Developers Guide, */
|
||||
/* Chapter 10. */
|
||||
/* ---------------------------------------------------------------- */
|
||||
|
||||
/* ---------------------------------------------------------------- */
|
||||
/* Step 1: Wait for at least 200 microsedonds to allow internal */
|
||||
/* clocks to settle. Only necessary after hard reset... */
|
||||
/* FIXME: can be optimized later */
|
||||
/* ---------------------------------------------------------------- */
|
||||
|
||||
ldr r3, =OSCR /* reset the OS Timer Count to zero */
|
||||
mov r2, #0
|
||||
str r2, [r3]
|
||||
ldr r4, =0x300 /* really 0x2E1 is about 200usec, */
|
||||
/* so 0x300 should be plenty */
|
||||
1:
|
||||
ldr r2, [r3]
|
||||
cmp r4, r2
|
||||
bgt 1b
|
||||
|
||||
mem_init:
|
||||
|
||||
ldr r1, =MEMC_BASE /* get memory controller base addr. */
|
||||
|
||||
/* ---------------------------------------------------------------- */
|
||||
/* Step 2a: Initialize Asynchronous static memory controller */
|
||||
/* ---------------------------------------------------------------- */
|
||||
|
||||
/* MSC registers: timing, bus width, mem type */
|
||||
|
||||
/* MSC0: nCS(0,1) */
|
||||
ldr r2, =CFG_MSC0_VAL
|
||||
str r2, [r1, #MSC0_OFFSET]
|
||||
ldr r2, [r1, #MSC0_OFFSET] /* read back to ensure */
|
||||
/* that data latches */
|
||||
/* MSC1: nCS(2,3) */
|
||||
ldr r2, =CFG_MSC1_VAL
|
||||
str r2, [r1, #MSC1_OFFSET]
|
||||
ldr r2, [r1, #MSC1_OFFSET]
|
||||
|
||||
/* MSC2: nCS(4,5) */
|
||||
ldr r2, =CFG_MSC2_VAL
|
||||
str r2, [r1, #MSC2_OFFSET]
|
||||
ldr r2, [r1, #MSC2_OFFSET]
|
||||
|
||||
/* ---------------------------------------------------------------- */
|
||||
/* Step 2b: Initialize Card Interface */
|
||||
/* ---------------------------------------------------------------- */
|
||||
|
||||
/* MECR: Memory Expansion Card Register */
|
||||
ldr r2, =CFG_MECR_VAL
|
||||
str r2, [r1, #MECR_OFFSET]
|
||||
ldr r2, [r1, #MECR_OFFSET]
|
||||
|
||||
/* MCMEM0: Card Interface slot 0 timing */
|
||||
ldr r2, =CFG_MCMEM0_VAL
|
||||
str r2, [r1, #MCMEM0_OFFSET]
|
||||
ldr r2, [r1, #MCMEM0_OFFSET]
|
||||
|
||||
/* MCMEM1: Card Interface slot 1 timing */
|
||||
ldr r2, =CFG_MCMEM1_VAL
|
||||
str r2, [r1, #MCMEM1_OFFSET]
|
||||
ldr r2, [r1, #MCMEM1_OFFSET]
|
||||
|
||||
/* MCATT0: Card Interface Attribute Space Timing, slot 0 */
|
||||
ldr r2, =CFG_MCATT0_VAL
|
||||
str r2, [r1, #MCATT0_OFFSET]
|
||||
ldr r2, [r1, #MCATT0_OFFSET]
|
||||
|
||||
/* MCATT1: Card Interface Attribute Space Timing, slot 1 */
|
||||
ldr r2, =CFG_MCATT1_VAL
|
||||
str r2, [r1, #MCATT1_OFFSET]
|
||||
ldr r2, [r1, #MCATT1_OFFSET]
|
||||
|
||||
/* MCIO0: Card Interface I/O Space Timing, slot 0 */
|
||||
ldr r2, =CFG_MCIO0_VAL
|
||||
str r2, [r1, #MCIO0_OFFSET]
|
||||
ldr r2, [r1, #MCIO0_OFFSET]
|
||||
|
||||
/* MCIO1: Card Interface I/O Space Timing, slot 1 */
|
||||
ldr r2, =CFG_MCIO1_VAL
|
||||
str r2, [r1, #MCIO1_OFFSET]
|
||||
ldr r2, [r1, #MCIO1_OFFSET]
|
||||
|
||||
/* ---------------------------------------------------------------- */
|
||||
/* Step 2c: Write FLYCNFG FIXME: what's that??? */
|
||||
/* ---------------------------------------------------------------- */
|
||||
|
||||
|
||||
/* ---------------------------------------------------------------- */
|
||||
/* Step 2d: Initialize Timing for Sync Memory (SDCLK0) */
|
||||
/* ---------------------------------------------------------------- */
|
||||
|
||||
/* Before accessing MDREFR we need a valid DRI field, so we set */
|
||||
/* this to power on defaults + DRI field, set SDRAM clocks free running */
|
||||
|
||||
ldr r3, =CFG_MDREFR_VAL
|
||||
ldr r2, =0xFFF
|
||||
and r3, r3, r2
|
||||
|
||||
ldr r0, [r1, #MDREFR_OFFSET]
|
||||
bic r0, r0, r2
|
||||
bic r0, r0, #(MDREFR_K0FREE|MDREFR_K1FREE|MDREFR_K2FREE)
|
||||
orr r0, r0, r3
|
||||
|
||||
str r0, [r1, #MDREFR_OFFSET] /* write back MDREFR */
|
||||
|
||||
|
||||
/* ---------------------------------------------------------------- */
|
||||
/* Step 3: Initialize Synchronous Static Memory (Flash/Peripherals) */
|
||||
/* ---------------------------------------------------------------- */
|
||||
|
||||
/* Initialize SXCNFG register. Assert the enable bits */
|
||||
|
||||
/* Write SXMRS to cause an MRS command to all enabled banks of */
|
||||
/* synchronous static memory. Note that SXLCR need not be written */
|
||||
/* at this time. */
|
||||
|
||||
/* FIXME: we use async mode for now */
|
||||
|
||||
|
||||
/* ---------------------------------------------------------------- */
|
||||
/* Step 4: Initialize SDRAM */
|
||||
/* ---------------------------------------------------------------- */
|
||||
|
||||
/* set MDREFR according to user define with exception of a few bits */
|
||||
|
||||
ldr r4, =CFG_MDREFR_VAL
|
||||
ldr r2, =(MDREFR_K0RUN|MDREFR_K0DB2|MDREFR_K1RUN|MDREFR_K1DB2|\
|
||||
MDREFR_K2RUN |MDREFR_K2DB2)
|
||||
and r4, r4, r2
|
||||
bic r0, r0, r2
|
||||
orr r0, r0, r4
|
||||
|
||||
str r0, [r1, #MDREFR_OFFSET] /* write back MDREFR */
|
||||
ldr r0, [r1, #MDREFR_OFFSET]
|
||||
|
||||
/* Step 4b: de-assert MDREFR:SLFRSH. */
|
||||
|
||||
bic r0, r0, #(MDREFR_SLFRSH)
|
||||
str r0, [r1, #MDREFR_OFFSET] /* write back MDREFR */
|
||||
ldr r0, [r1, #MDREFR_OFFSET]
|
||||
|
||||
|
||||
/* Step 4c: assert MDREFR:E1PIN and E0PIO as desired, set KXFREE */
|
||||
|
||||
ldr r4, =CFG_MDREFR_VAL
|
||||
ldr r2, =(MDREFR_E0PIN|MDREFR_E1PIN|MDREFR_K0FREE| \
|
||||
MDREFR_K1FREE | MDREFR_K2FREE)
|
||||
and r4, r4, r2
|
||||
orr r0, r0, r4
|
||||
str r0, [r1, #MDREFR_OFFSET] /* write back MDREFR */
|
||||
ldr r0, [r1, #MDREFR_OFFSET]
|
||||
|
||||
|
||||
/* Step 4d: write MDCNFG with MDCNFG:DEx deasserted (set to 0), to */
|
||||
/* configure but not enable each SDRAM partition pair. */
|
||||
|
||||
ldr r4, =CFG_MDCNFG_VAL
|
||||
bic r4, r4, #(MDCNFG_DE0|MDCNFG_DE1)
|
||||
bic r4, r4, #(MDCNFG_DE2|MDCNFG_DE3)
|
||||
str r4, [r1, #MDCNFG_OFFSET] /* write back MDCNFG */
|
||||
ldr r4, [r1, #MDCNFG_OFFSET]
|
||||
|
||||
|
||||
/* Step 4e: Wait for the clock to the SDRAMs to stabilize, */
|
||||
/* 100..200 µsec. */
|
||||
|
||||
ldr r3, =OSCR /* reset the OS Timer Count to zero */
|
||||
mov r2, #0
|
||||
str r2, [r3]
|
||||
ldr r4, =0x300 /* really 0x2E1 is about 200usec, */
|
||||
/* so 0x300 should be plenty */
|
||||
1:
|
||||
ldr r2, [r3]
|
||||
cmp r4, r2
|
||||
bgt 1b
|
||||
|
||||
|
||||
/* Step 4f: Trigger a number (usually 8) refresh cycles by */
|
||||
/* attempting non-burst read or write accesses to disabled */
|
||||
/* SDRAM, as commonly specified in the power up sequence */
|
||||
/* documented in SDRAM data sheets. The address(es) used */
|
||||
/* for this purpose must not be cacheable. */
|
||||
|
||||
ldr r3, =CFG_DRAM_BASE
|
||||
.rept 8
|
||||
str r2, [r3]
|
||||
.endr
|
||||
|
||||
/* Step 4g: Write MDCNFG with enable bits asserted */
|
||||
/* (MDCNFG:DEx set to 1). */
|
||||
|
||||
ldr r3, [r1, #MDCNFG_OFFSET]
|
||||
orr r3, r3, #(MDCNFG_DE0|MDCNFG_DE1)
|
||||
str r3, [r1, #MDCNFG_OFFSET]
|
||||
|
||||
/* Step 4h: Write MDMRS. */
|
||||
|
||||
ldr r2, =CFG_MDMRS_VAL
|
||||
str r2, [r1, #MDMRS_OFFSET]
|
||||
|
||||
|
||||
/* We are finished with Intel's memory controller initialisation */
|
||||
|
||||
|
||||
/* ---------------------------------------------------------------- */
|
||||
/* Disable (mask) all interrupts at interrupt controller */
|
||||
/* ---------------------------------------------------------------- */
|
||||
|
||||
initirqs:
|
||||
|
||||
mov r1, #0 /* clear int. level register (IRQ, not FIQ) */
|
||||
ldr r2, =ICLR
|
||||
str r1, [r2]
|
||||
|
||||
ldr r2, =ICMR /* mask all interrupts at the controller */
|
||||
str r1, [r2]
|
||||
|
||||
|
||||
/* ---------------------------------------------------------------- */
|
||||
/* Clock initialisation */
|
||||
/* ---------------------------------------------------------------- */
|
||||
|
||||
initclks:
|
||||
|
||||
/* Disable the peripheral clocks, and set the core clock frequency */
|
||||
|
||||
/* Turn Off ALL on-chip peripheral clocks for re-configuration */
|
||||
/* Note: See label 'ENABLECLKS' for the re-enabling */
|
||||
ldr r1, =CKEN
|
||||
mov r2, #0
|
||||
str r2, [r1]
|
||||
|
||||
|
||||
/* default value in case no valid rotary switch setting is found */
|
||||
ldr r2, =(CCCR_L27|CCCR_M2|CCCR_N10) /* DEFAULT: {200/200/100} */
|
||||
|
||||
/* ... and write the core clock config register */
|
||||
ldr r1, =CCCR
|
||||
str r2, [r1]
|
||||
|
||||
#ifdef RTC
|
||||
/* enable the 32Khz oscillator for RTC and PowerManager */
|
||||
|
||||
ldr r1, =OSCC
|
||||
mov r2, #OSCC_OON
|
||||
str r2, [r1]
|
||||
|
||||
/* NOTE: spin here until OSCC.OOK get set, meaning the PLL */
|
||||
/* has settled. */
|
||||
60:
|
||||
ldr r2, [r1]
|
||||
ands r2, r2, #1
|
||||
beq 60b
|
||||
#endif
|
||||
|
||||
/* ---------------------------------------------------------------- */
|
||||
/* */
|
||||
/* ---------------------------------------------------------------- */
|
||||
|
||||
/* Save SDRAM size */
|
||||
ldr r1, =DRAM_SIZE
|
||||
str r8, [r1]
|
||||
|
||||
/* Interrupt init: Mask all interrupts */
|
||||
ldr r0, =ICMR /* enable no sources */
|
||||
mov r1, #0
|
||||
str r1, [r0]
|
||||
|
||||
/* FIXME */
|
||||
|
||||
#define NODEBUG
|
||||
#ifdef NODEBUG
|
||||
/*Disable software and data breakpoints */
|
||||
mov r0,#0
|
||||
mcr p15,0,r0,c14,c8,0 /* ibcr0 */
|
||||
mcr p15,0,r0,c14,c9,0 /* ibcr1 */
|
||||
mcr p15,0,r0,c14,c4,0 /* dbcon */
|
||||
|
||||
/*Enable all debug functionality */
|
||||
mov r0,#0x80000000
|
||||
mcr p14,0,r0,c10,c0,0 /* dcsr */
|
||||
|
||||
#endif
|
||||
|
||||
/* ---------------------------------------------------------------- */
|
||||
/* End memsetup */
|
||||
/* ---------------------------------------------------------------- */
|
||||
|
||||
endmemsetup:
|
||||
|
||||
mov pc, lr
|
||||
55
board/cerf250/u-boot.lds
Normal file
55
board/cerf250/u-boot.lds
Normal file
|
|
@ -0,0 +1,55 @@
|
|||
/*
|
||||
* (C) Copyright 2000
|
||||
* 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
|
||||
*/
|
||||
|
||||
OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
|
||||
OUTPUT_ARCH(arm)
|
||||
ENTRY(_start)
|
||||
SECTIONS
|
||||
{
|
||||
. = 0x00000000;
|
||||
|
||||
. = ALIGN(4);
|
||||
.text :
|
||||
{
|
||||
cpu/pxa/start.o (.text)
|
||||
*(.text)
|
||||
}
|
||||
|
||||
. = ALIGN(4);
|
||||
.rodata : { *(.rodata) }
|
||||
|
||||
. = ALIGN(4);
|
||||
.data : { *(.data) }
|
||||
|
||||
. = ALIGN(4);
|
||||
.got : { *(.got) }
|
||||
|
||||
__u_boot_cmd_start = .;
|
||||
.u_boot_cmd : { *(.u_boot_cmd) }
|
||||
__u_boot_cmd_end = .;
|
||||
|
||||
. = ALIGN(4);
|
||||
__bss_start = .;
|
||||
.bss : { *(.bss) }
|
||||
_end = .;
|
||||
}
|
||||
|
|
@ -13,14 +13,14 @@ The supported features of the SBC8240/8245 board are:
|
|||
|
||||
Memory Map from CPU point of view:
|
||||
|
||||
Start Size Access to
|
||||
Start Size Access to
|
||||
-----------------------------------------------------
|
||||
0x00000000 64MB SDRAM DIMM
|
||||
0xFF000000 4MB On Board FLASH
|
||||
0xFFF00000 512K On Board FLASH or SRAM (Configured by jumper)
|
||||
0xFFE00000 8K EEPROM
|
||||
0xFFE80000 8Bit LED
|
||||
0xFFF80000 8Bit UART
|
||||
0x00000000 64MB SDRAM DIMM
|
||||
0xFF000000 4MB On Board FLASH
|
||||
0xFFF00000 512K On Board FLASH or SRAM (Configured by jumper)
|
||||
0xFFE00000 8K EEPROM
|
||||
0xFFE80000 8Bit LED
|
||||
0xFFF80000 8Bit UART
|
||||
|
||||
|
||||
Setting the board Jumpers & Switches:
|
||||
|
|
@ -30,27 +30,27 @@ Setting the board Jumpers & Switches:
|
|||
|
||||
General Jumpers:
|
||||
____________________________________________
|
||||
| Jumpers | Jumpers | Jumpers |
|
||||
| Jumpers | Jumpers | Jumpers |
|
||||
|-------------|--------------|---------------|
|
||||
|JP1 1-2 | JP14 1-2 | JP27 1-2 |
|
||||
|JP5 Open | JP15 1-2 | JP28 2-3 |
|
||||
|JP8 1-2 | JP16 1-2 | JP33 Open |
|
||||
|JP9 1-2 | JP17 1-2 | JP37 Close |
|
||||
|JP10 1-2 | JP18 1-2 | |
|
||||
|JP11 2-3 | JP19 1-2 | |
|
||||
|JP12 1-2 | JP20 1-2 | |
|
||||
|JP13 1-2 | JP25 Open | |
|
||||
|JP1 1-2 | JP14 1-2 | JP27 1-2 |
|
||||
|JP5 Open | JP15 1-2 | JP28 2-3 |
|
||||
|JP8 1-2 | JP16 1-2 | JP33 Open |
|
||||
|JP9 1-2 | JP17 1-2 | JP37 Close |
|
||||
|JP10 1-2 | JP18 1-2 | |
|
||||
|JP11 2-3 | JP19 1-2 | |
|
||||
|JP12 1-2 | JP20 1-2 | |
|
||||
|JP13 1-2 | JP25 Open | |
|
||||
|_____________|______________|_______________|
|
||||
|
||||
Bus speed Jumpers:
|
||||
_________________________
|
||||
| 100MHz Bus | 66 MHz Bus |
|
||||
|------------|------------|
|
||||
| JP2 1-2 | JP2 1-2 |
|
||||
| JP3 1-2 | JP3 2-3 |
|
||||
| JP4 1-2 | JP4 2-3 |
|
||||
| JP6 1-2 | JP6 2-3 |
|
||||
| JP7 1-2 | JP7 1-2 |
|
||||
| JP2 1-2 | JP2 1-2 |
|
||||
| JP3 1-2 | JP3 2-3 |
|
||||
| JP4 1-2 | JP4 2-3 |
|
||||
| JP6 1-2 | JP6 2-3 |
|
||||
| JP7 1-2 | JP7 1-2 |
|
||||
|____________|____________|
|
||||
|
||||
|
||||
|
|
@ -60,7 +60,7 @@ CPU: MPC8240 Revision 1.1 at 247.500 MHz: 16 kB I-Cache 16 kB D-Cache
|
|||
Board: sbc8240 Revision 255 Local Bus at 99 MHz
|
||||
DRAM: 64 MB
|
||||
FLASH: 512 kB
|
||||
00 11 8086 1229 0200 00
|
||||
00 11 8086 1229 0200 00
|
||||
In: serial
|
||||
Out: serial
|
||||
Err: serial
|
||||
|
|
@ -101,8 +101,8 @@ TFTP from server 192.168.193.99; our IP address is 192.168.193.102
|
|||
Filename 'vxWorks.st'.
|
||||
Load address: 0x1000000
|
||||
Loading: #################################################################
|
||||
#################################################################
|
||||
##############################################################
|
||||
#################################################################
|
||||
##############################################################
|
||||
done
|
||||
Bytes transferred = 979927 (ef3d7 hex)
|
||||
## Ethernet MAC address not copied to NV RAM
|
||||
|
|
@ -118,23 +118,23 @@ Adding 2845 symbols for standalone.
|
|||
]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]
|
||||
]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]
|
||||
]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]
|
||||
]]]]]]]]]]] ]]]] ]]]]]]]]]] ]] ]]]] (R)
|
||||
] ]]]]]]]]] ]]]]]] ]]]]]]]] ]] ]]]]
|
||||
]] ]]]]]]] ]]]]]]]] ]]]]]] ] ]] ]]]]
|
||||
]]] ]]]]] ] ]]] ] ]]]] ]]] ]]]]]]]]] ]]]] ]] ]]]] ]] ]]]]]
|
||||
]]]] ]]] ]] ] ]]] ]] ]]]]] ]]]]]] ]] ]]]]]]] ]]]] ]] ]]]]
|
||||
]]]]] ] ]]]] ]]]]] ]]]]]]]] ]]]] ]] ]]]] ]]]]]]] ]]]]
|
||||
]]]]]] ]]]]] ]]]]]] ] ]]]]] ]]]] ]] ]]]] ]]]]]]]] ]]]]
|
||||
]]]]]]] ]]]]] ] ]]]]]] ] ]]] ]]]] ]] ]]]] ]]]] ]]]] ]]]]
|
||||
]]]]]]]] ]]]]] ]]] ]]]]]]] ] ]]]]]]] ]]]] ]]]] ]]]] ]]]]]
|
||||
]]]]]]]]]]] ]]]] ]]]]]]]]]] ]] ]]]] (R)
|
||||
] ]]]]]]]]] ]]]]]] ]]]]]]]] ]] ]]]]
|
||||
]] ]]]]]]] ]]]]]]]] ]]]]]] ] ]] ]]]]
|
||||
]]] ]]]]] ] ]]] ] ]]]] ]]] ]]]]]]]]] ]]]] ]] ]]]] ]] ]]]]]
|
||||
]]]] ]]] ]] ] ]]] ]] ]]]]] ]]]]]] ]] ]]]]]]] ]]]] ]] ]]]]
|
||||
]]]]] ] ]]]] ]]]]] ]]]]]]]] ]]]] ]] ]]]] ]]]]]]] ]]]]
|
||||
]]]]]] ]]]]] ]]]]]] ] ]]]]] ]]]] ]] ]]]] ]]]]]]]] ]]]]
|
||||
]]]]]]] ]]]]] ] ]]]]]] ] ]]] ]]]] ]] ]]]] ]]]] ]]]] ]]]]
|
||||
]]]]]]]] ]]]]] ]]] ]]]]]]] ] ]]]]]]] ]]]] ]]]] ]]]] ]]]]]
|
||||
]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]
|
||||
]]]]]]]]]]]]]]]]]]]]]]]]]]]]] Development System
|
||||
]]]]]]]]]]]]]]]]]]]]]]]]]]]]] Development System
|
||||
]]]]]]]]]]]]]]]]]]]]]]]]]]]]
|
||||
]]]]]]]]]]]]]]]]]]]]]]]]]]] VxWorks version 5.5.1
|
||||
]]]]]]]]]]]]]]]]]]]]]]]]]] KERNEL: WIND version 2.6
|
||||
]]]]]]]]]]]]]]]]]]]]]]]]] Copyright Wind River Systems, Inc., 1984-2003
|
||||
]]]]]]]]]]]]]]]]]]]]]]]]]]] VxWorks version 5.5.1
|
||||
]]]]]]]]]]]]]]]]]]]]]]]]]] KERNEL: WIND version 2.6
|
||||
]]]]]]]]]]]]]]]]]]]]]]]]] Copyright Wind River Systems, Inc., 1984-2003
|
||||
|
||||
CPU: MPC8240 -- Wind River BSP. SBC8240 Board. Processor #0.
|
||||
Memory Size: 0x2000000. BSP version 1.2/28.
|
||||
CPU: MPC8240 -- Wind River BSP. SBC8240 Board. Processor #0.
|
||||
Memory Size: 0x2000000. BSP version 1.2/28.
|
||||
|
||||
->
|
||||
|
|
|
|||
|
|
@ -468,7 +468,7 @@ ulong vfd_setmem (ulong);
|
|||
/* $(CPU)/.../video.c */
|
||||
ulong video_setmem (ulong);
|
||||
|
||||
/* ppc/cache.c */
|
||||
/* lib_$(ARCH)/cache.c */
|
||||
void flush_cache (unsigned long, unsigned long);
|
||||
|
||||
|
||||
|
|
|
|||
220
include/configs/cerf250.h
Normal file
220
include/configs/cerf250.h
Normal file
|
|
@ -0,0 +1,220 @@
|
|||
/*
|
||||
* (C) Copyright 2002
|
||||
* Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
|
||||
*
|
||||
* (C) Copyright 2002
|
||||
* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
|
||||
* Marius Groeger <mgroeger@sysgo.de>
|
||||
*
|
||||
* Configuation settings for the CERF250 board.
|
||||
*
|
||||
* 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
|
||||
*/
|
||||
|
||||
#ifndef __CONFIG_H
|
||||
#define __CONFIG_H
|
||||
|
||||
/*
|
||||
* If we are developing, we might want to start armboot from ram
|
||||
* so we MUST NOT initialize critical regs like mem-timing ...
|
||||
*/
|
||||
#define CONFIG_INIT_CRITICAL
|
||||
|
||||
/*
|
||||
* High Level Configuration Options
|
||||
* (easy to change)
|
||||
*/
|
||||
#define CONFIG_PXA250 1 /* This is an PXA250 CPU */
|
||||
#define CONFIG_CERF250 1 /* on Cerf PXA Board */
|
||||
#define BOARD_LATE_INIT 1
|
||||
#define CONFIG_BAUDRATE 38400
|
||||
|
||||
#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
|
||||
|
||||
/*
|
||||
* Size of malloc() pool
|
||||
*/
|
||||
#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
|
||||
#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
|
||||
|
||||
/*
|
||||
* Hardware drivers
|
||||
*/
|
||||
#define CONFIG_DRIVER_SMC91111
|
||||
#define CONFIG_SMC91111_BASE 0x04000300
|
||||
#define CONFIG_SMC_USE_32_BIT
|
||||
|
||||
/*
|
||||
* select serial console configuration
|
||||
*/
|
||||
#define CONFIG_FFUART 1 /* we use FFUART on CERF PXA */
|
||||
|
||||
/* allow to overwrite serial and ethaddr */
|
||||
#define CONFIG_ENV_OVERWRITE
|
||||
#define CONFIG_COMMANDS (CONFIG_CMD_DFL)
|
||||
|
||||
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
|
||||
#include <cmd_confdefs.h>
|
||||
|
||||
#define CONFIG_BOOTDELAY 3
|
||||
#define CONFIG_ETHADDR 00:D0:CA:F1:3C:D2
|
||||
#define CONFIG_NETMASK 255.255.255.0
|
||||
#define CONFIG_IPADDR 192.168.0.5
|
||||
#define CONFIG_SERVERIP 192.168.0.2
|
||||
#define CONFIG_BOOTCOMMAND "bootm 0xC0000"
|
||||
#define CONFIG_BOOTARGS "root=/dev/mtdblock3 rootfstype=jffs2 console=ttyS0,38400"
|
||||
#define CONFIG_CMDLINE_TAG
|
||||
|
||||
#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
|
||||
|
||||
/*
|
||||
* Miscellaneous configurable options
|
||||
*/
|
||||
#define CFG_HUSH_PARSER 1
|
||||
#define CFG_PROMPT_HUSH_PS2 "> "
|
||||
|
||||
#define CFG_LONGHELP /* undef to save memory */
|
||||
#ifdef CFG_HUSH_PARSER
|
||||
#define CFG_PROMPT "uboot$ " /* Monitor Command Prompt */
|
||||
#else
|
||||
#define CFG_PROMPT "=> " /* Monitor Command Prompt */
|
||||
#endif
|
||||
#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
|
||||
#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_DEVICE_NULLDEV 1
|
||||
|
||||
#define CFG_MEMTEST_START 0xa0400000 /* memtest works on */
|
||||
#define CFG_MEMTEST_END 0xa0800000 /* 4 ... 8 MB in DRAM */
|
||||
|
||||
#undef CFG_CLKS_IN_HZ
|
||||
|
||||
#define CFG_LOAD_ADDR 0xa2000000 /* default load address */
|
||||
|
||||
#define CFG_HZ 3686400 /* incrementer freq: 3.6864 MHz */
|
||||
#define CFG_CPUSPEED 0x141 /* set core clock to 400/200/100 MHz */
|
||||
|
||||
#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
|
||||
|
||||
|
||||
/*
|
||||
* Stack sizes
|
||||
*
|
||||
* The stack sizes are set up in start.S using the settings below
|
||||
*/
|
||||
#define CONFIG_STACKSIZE (128*1024) /* regular stack */
|
||||
#ifdef CONFIG_USE_IRQ
|
||||
#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
|
||||
#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
|
||||
#endif
|
||||
|
||||
/*
|
||||
* Physical Memory Map
|
||||
*/
|
||||
#define CONFIG_NR_DRAM_BANKS 4 /* we have 2 banks of DRAM */
|
||||
#define PHYS_SDRAM_1 0xa0000000 /* SDRAM Bank #1 */
|
||||
#define PHYS_SDRAM_1_SIZE 0x04000000 /* 64 MB */
|
||||
#define PHYS_SDRAM_2 0xa4000000 /* SDRAM Bank #2 */
|
||||
#define PHYS_SDRAM_2_SIZE 0x00000000 /* 0 MB */
|
||||
#define PHYS_SDRAM_3 0xa8000000 /* SDRAM Bank #3 */
|
||||
#define PHYS_SDRAM_3_SIZE 0x00000000 /* 0 MB */
|
||||
#define PHYS_SDRAM_4 0xac000000 /* SDRAM Bank #4 */
|
||||
#define PHYS_SDRAM_4_SIZE 0x00000000 /* 0 MB */
|
||||
|
||||
#define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */
|
||||
#define PHYS_FLASH_2 0x04000000 /* Flash Bank #2 */
|
||||
#define PHYS_FLASH_SIZE 0x02000000 /* 32 MB */
|
||||
#define PHYS_FLASH_BANK_SIZE 0x02000000 /* 32 MB Banks */
|
||||
#define PHYS_FLASH_SECT_SIZE 0x00040000 /* 256 KB sectors (x2) */
|
||||
|
||||
#define CFG_DRAM_BASE 0xa0000000
|
||||
#define CFG_DRAM_SIZE 0x04000000
|
||||
|
||||
#define CFG_FLASH_BASE PHYS_FLASH_1
|
||||
|
||||
/*
|
||||
* GPIO settings
|
||||
*/
|
||||
|
||||
|
||||
#define CFG_GPSR0_VAL 0x00408030
|
||||
#define CFG_GPSR1_VAL 0x00BFA882
|
||||
#define CFG_GPSR2_VAL 0x0001C000
|
||||
#define CFG_GPCR0_VAL 0xC0031100
|
||||
#define CFG_GPCR1_VAL 0xFC400300
|
||||
#define CFG_GPCR2_VAL 0x00003FFF
|
||||
#define CFG_GPDR0_VAL 0xC0439330
|
||||
#define CFG_GPDR1_VAL 0xFCFFAB82
|
||||
#define CFG_GPDR2_VAL 0x0001FFFF
|
||||
#define CFG_GAFR0_L_VAL 0x80000000
|
||||
#define CFG_GAFR0_U_VAL 0xA5000010
|
||||
#define CFG_GAFR1_L_VAL 0x60008018
|
||||
#define CFG_GAFR1_U_VAL 0xAAA5AAAA
|
||||
#define CFG_GAFR2_L_VAL 0xAAA0000A
|
||||
#define CFG_GAFR2_U_VAL 0x00000002
|
||||
|
||||
#define CFG_PSSR_VAL 0x20
|
||||
|
||||
/*
|
||||
* Memory settings
|
||||
*/
|
||||
#define CFG_MSC0_VAL 0x12447FF0
|
||||
#define CFG_MSC1_VAL 0x12BC5554
|
||||
#define CFG_MSC2_VAL 0x7FF97FF1
|
||||
#define CFG_MDCNFG_VAL 0x00001AC9
|
||||
#define CFG_MDREFR_VAL 0x03CDC017
|
||||
#define CFG_MDMRS_VAL 0x00000000
|
||||
|
||||
/*
|
||||
* PCMCIA and CF Interfaces
|
||||
*/
|
||||
#define CFG_MECR_VAL 0x00000000
|
||||
#define CFG_MCMEM0_VAL 0x00010504
|
||||
#define CFG_MCMEM1_VAL 0x00010504
|
||||
#define CFG_MCATT0_VAL 0x00010504
|
||||
#define CFG_MCATT1_VAL 0x00010504
|
||||
#define CFG_MCIO0_VAL 0x00004715
|
||||
#define CFG_MCIO1_VAL 0x00004715
|
||||
|
||||
#define _LED 0x08000010 /*check this */
|
||||
#define LED_BLANK 0x08000040
|
||||
#define LED_GPIO 0x10
|
||||
|
||||
/*
|
||||
* FLASH and environment organization
|
||||
*/
|
||||
#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
|
||||
#define CFG_MAX_FLASH_SECT 128 /* max number of sectors on one chip */
|
||||
|
||||
/* timeout values are in ticks */
|
||||
#define CFG_FLASH_ERASE_TOUT (25*CFG_HZ) /* Timeout for Flash Erase */
|
||||
#define CFG_FLASH_WRITE_TOUT (25*CFG_HZ) /* Timeout for Flash Write */
|
||||
|
||||
#define CFG_MONITOR_LEN 0x40000 /* 256 KiB */
|
||||
#define CFG_ENV_IS_IN_FLASH 1
|
||||
#define CFG_ENV_ADDR (PHYS_FLASH_1 + CFG_MONITOR_LEN)
|
||||
#define CFG_ENV_SIZE 0x40000 /* Total Size of Environment Sector */
|
||||
|
||||
|
||||
#endif /* __CONFIG_H */
|
||||
Loading…
Add table
Reference in a new issue