mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-24 21:54:01 +00:00
* Patch by Yuli Barcohen, 16 Jun 2004:
Remove obsolete AdderII port which was superseded by unified AdderII/Adder87x port * Patch by Ladislav Michl, 16 Jun 2004: Fix gcc-3.3.3 warnings for smc91111.c
This commit is contained in:
wdenk
parent
ede130229c
commit
262381329b
14 changed files with 14 additions and 1184 deletions
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@ -2,6 +2,13 @@
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Changes since U-Boot 1.1.1:
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======================================================================
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* Patch by Yuli Barcohen, 16 Jun 2004:
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Remove obsolete AdderII port which was superseded by unified
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AdderII/Adder87x port
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* Patch by Ladislav Michl, 16 Jun 2004:
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Fix gcc-3.3.3 warnings for smc91111.c
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* Patch by Stefan Roese, 02 Jul 2004:
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- Fix bug in 405 ethernet driver; allocated data not cleared!
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- Fix problem in 405 i2c driver; don't try to print without console!
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@ -165,10 +165,6 @@ Sangmoon Kim <dogoil@etinsys.com>
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debris MPC8245
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Raghu Krishnaprasad <raghu.krishnaprasad@fci.com>
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ADDERII MPC852T
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Nye Liu <nyet@zumanetworks.com>
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ZUMA MPC7xx_74xx
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2
MAKEALL
2
MAKEALL
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@ -33,7 +33,7 @@ LIST_5xxx=" \
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#########################################################################
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LIST_8xx=" \
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Adder GENIETV MBX860T RBC823 \
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Adder87x GENIETV MBX860T RBC823 \
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AdderII GTH MHPC rmu \
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ADS860 hermes MPC86xADS RPXClassic \
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AMX860 IAD210 MPC885ADS RPXlite \
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7
Makefile
7
Makefile
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@ -276,15 +276,12 @@ PM520_ROMBOOT_DDR_config: unconfig
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Adder_config \
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Adder87x_config \
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Adder852_config \
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AdderII_config \
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: unconfig
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$(if $(findstring 852,$@), \
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$(if $(findstring AdderII,$@), \
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@echo "#define CONFIG_MPC852T" > include/config.h)
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@./mkconfig -a Adder ppc mpc8xx adder
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AdderII_config: unconfig
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@./mkconfig $(@:_config=) ppc mpc8xx adderII
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ADS860_config \
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FADS823_config \
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FADS850SAR_config \
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@ -1,40 +0,0 @@
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#
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# (C) Copyright 2000-2003
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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 = $(BOARD).o flash.o
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$(LIB): .depend $(OBJS)
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$(AR) crv $@ $(OBJS)
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#########################################################################
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.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
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$(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
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sinclude .depend
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#########################################################################
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@ -1,189 +0,0 @@
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/*
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* (C) Copyright 2000-2003
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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 <config.h>
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#include <mpc8xx.h>
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/*
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* Check Board Identity:
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*/
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int checkboard( void )
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{
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puts("Board: ");
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puts("AdderII(MPC852T)\n" );
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return 0;
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}
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#if defined( CONFIG_SDRAM_50MHZ )
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/******************************************************************************
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** for chip Samsung K4S643232F - T70
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** this table is for 32-50MHz operation
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*******************************************************************************/
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#define SDRAM_MPTPRVALUE 0x0200
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#define SDRAM_MAMRVALUE0 0x00802114 /* refresh at 32MHz */
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#define SDRAM_MAMRVALUE1 0x00802118
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#define SDRAM_OR1VALUE 0xff800e00
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#define SDRAM_BR1VALUE 0x00000081
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#define SDRAM_MARVALUE 94
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#define SDRAM_MCRVALUE0 0x80808105
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#define SDRAM_MCRVALUE1 0x80808130
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const uint sdram_table[] = {
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/* single read (offset 0x00 in upm ram) */
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0x1f07fc24, 0xe0aefc04, 0x10adfc04, 0xe0bbbc00,
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0x10f77c44, 0xf3fffc07, 0xfffffc04, 0xfffffc04,
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/* burst read (offset 0x08 in upm ram) */
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0x1f07fc24, 0xe0aefc04, 0x10adfc04, 0xf0affc00,
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0xf0affc00, 0xf0affc00, 0xf0affc00, 0x10a77c44,
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0xf7bffc47, 0xfffffc35, 0xfffffc34, 0xfffffc35,
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0xfffffc35, 0x1ff77c35, 0xfffffc34, 0x1fb57c35,
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/* single write (offset 0x18 in upm ram) */
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0x1f27fc24, 0xe0aebc04, 0x00b93c00, 0x13f77c47,
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0xfffdfc04, 0xfffffc04, 0xfffffc04, 0xfffffc04,
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/* burst write (offset 0x20 in upm ram) */
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0x1f07fc24, 0xeeaebc00, 0x10ad7c00, 0xf0affc00,
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0xf0affc00, 0xe0abbc00, 0x1fb77c47, 0xfffffc04,
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0xfffffc04, 0xfffffc04, 0xfffffc04, 0xfffffc04,
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0xfffffc04, 0xfffffc04, 0xfffffc04, 0xfffffc04,
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/* refresh (offset 0x30 in upm ram) */
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0x1ff5fca4, 0xfffffc04, 0xfffffc04, 0xfffffc04,
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0xfffffc84, 0xfffffc07, 0xfffffc04, 0xfffffc04,
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0xfffffc04, 0xfffffc04, 0xfffffc04, 0xfffffc04,
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/* exception (offset 0x3C in upm ram) */
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0xfffffc27, 0xfffffc04, 0xfffffc04, 0xfffffc04,
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};
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#else
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#error SDRAM not correctly configured
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#endif
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int _initsdram (uint base, uint noMbytes)
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{
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volatile immap_t *immap = (immap_t *) CFG_IMMR;
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volatile memctl8xx_t *memctl = &immap->im_memctl;
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if (noMbytes != 8) {
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return -1;
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}
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upmconfig (UPMA, (uint *) sdram_table,
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sizeof (sdram_table) / sizeof (uint));
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memctl->memc_mptpr = SDRAM_MPTPRVALUE;
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/* Configure the refresh (mostly). This needs to be
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* based upon processor clock speed and optimized to provide
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* the highest level of performance. For multiple banks,
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* this time has to be divided by the number of banks.
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* Although it is not clear anywhere, it appears the
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* refresh steps through the chip selects for this UPM
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* on each refresh cycle.
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* We have to be careful changing
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* UPM registers after we ask it to run these commands.
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*/
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memctl->memc_mamr = (SDRAM_MAMRVALUE0 | (SDRAM_MARVALUE << 24));
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memctl->memc_mar = 0x0;
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udelay (200);
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/* Now run the precharge/nop/mrs commands.
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*/
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memctl->memc_mcr = 0x80002115;
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udelay (200);
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/* Run 8 refresh cycles */
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memctl->memc_mcr = 0x80002380;
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udelay (200);
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memctl->memc_mar = 0x88;
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udelay (200);
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memctl->memc_mcr = 0x80002116;
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udelay (200);
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memctl->memc_or1 = SDRAM_OR1VALUE;
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memctl->memc_br1 = SDRAM_BR1VALUE | base;
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return 0;
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}
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void _sdramdisable( void )
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{
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volatile immap_t *immap = (immap_t *)CFG_IMMR;
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volatile memctl8xx_t *memctl = &immap->im_memctl;
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memctl->memc_br1 = 0x00000000;
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/* maybe we should turn off upma here or something */
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}
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int initsdram (uint base, uint * noMbytes)
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{
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uint m = 8;
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*noMbytes = m;
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if (!_initsdram (base, m)) {
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return 0;
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} else {
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_sdramdisable ();
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return -1;
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}
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}
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long int initdram (int board_type)
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{
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/* AdderII: has 8MB SDRAM */
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uint sdramsz;
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uint m = 0;
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if (!initsdram (0x00000000, &sdramsz)) {
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m += sdramsz;
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} else {
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return -1;
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}
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return (m << 20);
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}
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int testdram (void)
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{
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/* TODO: XXX XXX XXX not an actual SDRAM test */
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printf ("Test: 8MB SDRAM\n");
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return (0);
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}
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@ -1,43 +0,0 @@
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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.
|
||||
*
|
||||
* 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,
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* MA 02111-1307 USA
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*/
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/****************************************************************************
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* FLASH Memory Map as used by FADS Monitor:
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*
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* Start Address Length
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* +-----------------------+ 0xFE00_0000 Start of Flash -----------------
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* | MON8xx code | 0xFE00_0100 Reset Vector
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* +-----------------------+ 0xFE0?_????
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* | (unused) |
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* +-----------------------+
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* | |
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* +-----------------------+
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* | |
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* +-----------------------+
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* | |
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* +-----------------------+
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* | |
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* +=======================+
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* | |
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* | ... |
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*****************************************************************************/
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@ -1,28 +0,0 @@
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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
|
||||
# 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.
|
||||
#
|
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# 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,
|
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# MA 02111-1307 USA
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#
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#
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# AdderII board ( Analogue-Micro )
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#
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TEXT_BASE = 0xFE000000
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@ -1,501 +0,0 @@
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/*
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* (C) Copyright 2000-2003
|
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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
|
||||
* 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
|
||||
*/
|
||||
/******************************************************************************
|
||||
** Notes: AM29LV320DB - 90EI ( 32 Mbit device )
|
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** Sectors - Eight 8 Kb sector
|
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** - Sixty three 64 Kb sector
|
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** Bottom boot sector
|
||||
******************************************************************************/
|
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#include <common.h>
|
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#include <mpc8xx.h>
|
||||
|
||||
|
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/******************************************************************************
|
||||
** Defines
|
||||
******************************************************************************/
|
||||
#ifdef CONFIG_ADDERII
|
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|
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#define ADDR0 0x0555
|
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#define ADDR1 0x02AA
|
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#define FLASH_WORD_SIZE unsigned short
|
||||
|
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#endif
|
||||
|
||||
#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
|
||||
|
||||
/******************************************************************************
|
||||
** Global Parameters
|
||||
******************************************************************************/
|
||||
flash_info_t flash_info[CFG_MAX_FLASH_BANKS];
|
||||
|
||||
/******************************************************************************
|
||||
** Function Prototypes
|
||||
******************************************************************************/
|
||||
static ulong flash_get_size( vu_long *addr, flash_info_t *info );
|
||||
|
||||
static int write_word( flash_info_t *info, ulong dest, ulong data );
|
||||
|
||||
static void flash_get_offsets( ulong base, flash_info_t *info );
|
||||
|
||||
int wait_for_DQ7( flash_info_t *info, int sect );
|
||||
|
||||
/******************************************************************************
|
||||
** Function : flash_init
|
||||
** Param : void
|
||||
** Notes : Initializes the Flash Chip
|
||||
******************************************************************************/
|
||||
ulong flash_init (void)
|
||||
{
|
||||
ulong size_b0 = -1;
|
||||
int i;
|
||||
volatile immap_t *immap = (immap_t *) CFG_IMMR;
|
||||
volatile memctl8xx_t *memctl = &immap->im_memctl;
|
||||
|
||||
/* Set Flash to unknown */
|
||||
for (i = 0; i < CFG_MAX_FLASH_BANKS; i++) {
|
||||
flash_info[i].flash_id = FLASH_UNKNOWN;
|
||||
}
|
||||
|
||||
/* Get the Flash Bank Size */
|
||||
|
||||
size_b0 = 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 = %ldMB\n",
|
||||
size_b0, size_b0 >> 20);
|
||||
}
|
||||
|
||||
/* Remap Flash according to size detected */
|
||||
memctl->memc_or0 = 0xFF800774;
|
||||
memctl->memc_br0 = CFG_BR0_PRELIM;
|
||||
|
||||
/* Setup Flash Sector Offsets */
|
||||
|
||||
flash_get_offsets (CFG_FLASH_BASE, &flash_info[0]);
|
||||
|
||||
/* Monitor Protection ON - default */
|
||||
|
||||
#if ( CFG_MONITOR_BASE >= CFG_FLASH_BASE )
|
||||
flash_protect (FLAG_PROTECT_SET, CFG_MONITOR_BASE,
|
||||
(CFG_MONITOR_BASE + monitor_flash_len - 1),
|
||||
&flash_info[0]);
|
||||
#endif
|
||||
|
||||
/* Protect Environment Variables */
|
||||
#ifdef CFG_ENV_IS_IN_FLASH
|
||||
flash_protect (FLAG_PROTECT_SET, CFG_ENV_ADDR,
|
||||
(CFG_ENV_ADDR + CFG_ENV_SIZE - 1), &flash_info[0]);
|
||||
#endif
|
||||
|
||||
return size_b0;
|
||||
}
|
||||
|
||||
/******************************************************************************
|
||||
** Function : flash_get_offsets
|
||||
** Param : ulong base, flash_into_t *info
|
||||
** Notes :
|
||||
******************************************************************************/
|
||||
static void flash_get_offsets (ulong base, flash_info_t * info)
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
|
||||
/******************************************************************************
|
||||
** Function : flash_print_info
|
||||
** Param : flash_info_t
|
||||
** Notes :
|
||||
******************************************************************************/
|
||||
void flash_print_info (flash_info_t * info)
|
||||
{
|
||||
int i;
|
||||
|
||||
if (info->flash_id == FLASH_UNKNOWN) {
|
||||
printf ("Missing or unknown flash type\n");
|
||||
return;
|
||||
}
|
||||
|
||||
switch (info->flash_id & FLASH_VENDMASK) {
|
||||
case FLASH_MAN_AMD:
|
||||
printf ("AMD ");
|
||||
break;
|
||||
case FLASH_MAN_FUJ:
|
||||
printf ("FUJITSU ");
|
||||
break;
|
||||
case FLASH_MAN_BM:
|
||||
printf ("BRIGHT MICRO ");
|
||||
break;
|
||||
default:
|
||||
printf ("Unknown Vendor ");
|
||||
break;
|
||||
}
|
||||
|
||||
switch (info->flash_id & FLASH_TYPEMASK) {
|
||||
case FLASH_AM320B:
|
||||
printf ("AM29LV320B (32 Mbit, bottom boot sect)\n");
|
||||
break;
|
||||
case FLASH_AM320T:
|
||||
printf ("AM29LV320T (32 Mbit, top boot sector)\n");
|
||||
break;
|
||||
default:
|
||||
printf ("Unknown Chip Type\n");
|
||||
break;
|
||||
|
||||
}
|
||||
|
||||
printf (" Size: %ld MB in %d Sectors\n", info->size >> 20,
|
||||
info->sector_count);
|
||||
printf (" Sector Start Addresses:");
|
||||
|
||||
for (i = 0; i < info->sector_count; ++i) {
|
||||
if ((i % 5) == 0) {
|
||||
printf ("\n ");
|
||||
}
|
||||
printf (" %08lX%s",
|
||||
info->start[i],
|
||||
info->protect[i] ? " (RO)" : " ");
|
||||
}
|
||||
printf ("\n");
|
||||
return;
|
||||
}
|
||||
|
||||
/******************************************************************************
|
||||
** Function : flash_get_size
|
||||
** Param : vu_long *addr, flash_info_t *info
|
||||
** Notes :
|
||||
******************************************************************************/
|
||||
static ulong flash_get_size (vu_long * addr, flash_info_t * info)
|
||||
{
|
||||
short i;
|
||||
FLASH_WORD_SIZE manu_id, dev_id;
|
||||
ulong base = (ulong) addr;
|
||||
volatile FLASH_WORD_SIZE *addr2 = (FLASH_WORD_SIZE *) addr;
|
||||
|
||||
/* Write Auto Select Command and read Manufacturer's ID and Dev ID */
|
||||
|
||||
addr2[ADDR0] = (FLASH_WORD_SIZE) 0xAAAAAAAA;
|
||||
addr2[ADDR1] = (FLASH_WORD_SIZE) 0x55555555;
|
||||
addr2[ADDR0] = (FLASH_WORD_SIZE) 0x90909090;
|
||||
|
||||
manu_id = addr2[0];
|
||||
|
||||
switch (manu_id) {
|
||||
case (FLASH_WORD_SIZE) AMD_MANUFACT:
|
||||
info->flash_id = FLASH_MAN_AMD;
|
||||
break;
|
||||
|
||||
default:
|
||||
info->flash_id = FLASH_UNKNOWN;
|
||||
info->sector_count = 0;
|
||||
info->size = 0;
|
||||
break;
|
||||
}
|
||||
|
||||
/* Read Device Id */
|
||||
dev_id = addr2[1];
|
||||
|
||||
switch (dev_id) {
|
||||
case (FLASH_WORD_SIZE) AMD_ID_LV320B:
|
||||
info->flash_id += FLASH_AM320B;
|
||||
info->sector_count = 71; /* 8 - boot sec + 63 normal */
|
||||
info->size = 0x400000; /* 4MByte */
|
||||
break;
|
||||
|
||||
default:
|
||||
info->flash_id = FLASH_UNKNOWN;
|
||||
break;
|
||||
}
|
||||
|
||||
/* Set up sector start Addresses */
|
||||
|
||||
if (info->flash_id & FLASH_BTYPE) {
|
||||
/* set sector offsets for bottom boot block
|
||||
** Eight 8 Kb Boot sectors
|
||||
** Sixty Three 64Kb sectors
|
||||
*/
|
||||
for (i = 0; i < 8; i++) {
|
||||
info->start[i] = base + (i * 0x00002000);
|
||||
}
|
||||
for (i = 8; i < info->sector_count; i++) {
|
||||
info->start[i] = base + (i * 0x00010000) - 0x00070000;
|
||||
}
|
||||
}
|
||||
|
||||
/* Reset To read mode */
|
||||
|
||||
if (info->flash_id != FLASH_UNKNOWN) {
|
||||
addr = (ulong *) info->start[0];
|
||||
*addr = 0xF0F0F0F0;
|
||||
}
|
||||
return (info->size);
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
** Function : flash_erase
|
||||
** Param : flash_info_t *info, int s_first, int s_last
|
||||
** Notes :
|
||||
******************************************************************************/
|
||||
int flash_erase (flash_info_t * info, int s_first, int s_last)
|
||||
{
|
||||
volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *) (info->start[0]);
|
||||
volatile FLASH_WORD_SIZE *addr2;
|
||||
int flag, prot, sect, l_sect;
|
||||
int i;
|
||||
|
||||
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_UNKNOWN) {
|
||||
printf ("Can't erase unknown flash type - aborted\n");
|
||||
return 1;
|
||||
}
|
||||
|
||||
prot = 0;
|
||||
for (sect = s_first; sect <= s_last; ++sect) {
|
||||
if (info->protect[sect]) {
|
||||
prot++;
|
||||
}
|
||||
}
|
||||
|
||||
if (prot) {
|
||||
printf ("Warning: %d protected sectors will not be erased!\n",
|
||||
prot);
|
||||
} else {
|
||||
printf ("\n");
|
||||
}
|
||||
|
||||
l_sect = -1;
|
||||
|
||||
/* Disable interrupts which might cause a timeout here */
|
||||
flag = disable_interrupts ();
|
||||
|
||||
/* Start erase on unprotected sectors */
|
||||
for (sect = s_first; sect <= s_last; sect++) {
|
||||
|
||||
if (info->protect[sect] == 0) { /* not protected */
|
||||
addr2 = (FLASH_WORD_SIZE *) (info->start[sect]);
|
||||
|
||||
if ((info->flash_id & FLASH_VENDMASK) ==
|
||||
FLASH_MAN_SST) {
|
||||
addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
|
||||
addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
|
||||
addr[ADDR0] = (FLASH_WORD_SIZE) 0x00800080;
|
||||
addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
|
||||
addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
|
||||
addr2[0] = (FLASH_WORD_SIZE) 0x00500050; /* block erase */
|
||||
for (i = 0; i < 50; i++)
|
||||
udelay (1000); /* wait 1 ms */
|
||||
} else {
|
||||
addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
|
||||
addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
|
||||
addr[ADDR0] = (FLASH_WORD_SIZE) 0x00800080;
|
||||
addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
|
||||
addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
|
||||
addr2[0] = (FLASH_WORD_SIZE) 0x00300030; /* sector erase */
|
||||
}
|
||||
l_sect = sect;
|
||||
/*
|
||||
* Wait for each sector to complete, it's more
|
||||
* reliable. According to AMD Spec, you must
|
||||
* issue all erase commands within a specified
|
||||
* timeout. This has been seen to fail, especially
|
||||
* if printf()s are included (for debug)!!
|
||||
*/
|
||||
wait_for_DQ7 (info, sect);
|
||||
}
|
||||
}
|
||||
/* re-enable interrupts if necessary */
|
||||
if (flag)
|
||||
enable_interrupts ();
|
||||
|
||||
/* wait at least 80us - let's wait 1 ms */
|
||||
udelay (1000);
|
||||
|
||||
/* reset to read mode */
|
||||
addr = (FLASH_WORD_SIZE *) info->start[0];
|
||||
addr[0] = (FLASH_WORD_SIZE) 0x00F000F0; /* reset bank */
|
||||
|
||||
printf (" done\n");
|
||||
return 0;
|
||||
}
|
||||
|
||||
int wait_for_DQ7 (flash_info_t * info, int sect)
|
||||
{
|
||||
ulong start, now, last;
|
||||
volatile FLASH_WORD_SIZE *addr =
|
||||
(FLASH_WORD_SIZE *) (info->start[sect]);
|
||||
|
||||
start = get_timer (0);
|
||||
last = start;
|
||||
while ((addr[0] & (FLASH_WORD_SIZE) 0x00800080) !=
|
||||
(FLASH_WORD_SIZE) 0x00800080) {
|
||||
if ((now = get_timer (start)) > CFG_FLASH_ERASE_TOUT) {
|
||||
printf ("Timeout\n");
|
||||
return -1;
|
||||
}
|
||||
/* show that we're waiting */
|
||||
if ((now - last) > 1000) {
|
||||
putc ('.');
|
||||
last = now;
|
||||
}
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
/******************************************************************************
|
||||
** Function : write_buff
|
||||
** Param : flash_info_t *info, uchar *src, ulong addr, ulong cnt
|
||||
** Notes :
|
||||
******************************************************************************/
|
||||
int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt)
|
||||
{
|
||||
ulong cp, wp, data;
|
||||
int i, l, rc;
|
||||
|
||||
/* get lower word aligned address */
|
||||
wp = (addr & ~3);
|
||||
|
||||
/*
|
||||
* 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;
|
||||
}
|
||||
|
||||
/*
|
||||
* 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));
|
||||
}
|
||||
|
||||
|
||||
/******************************************************************************
|
||||
** Function : write_word
|
||||
** Param : flash_info_t *info, ulong dest, ulong data
|
||||
** Notes :
|
||||
******************************************************************************/
|
||||
static int write_word (flash_info_t * info, ulong dest, ulong data)
|
||||
{
|
||||
volatile FLASH_WORD_SIZE *addr2 =
|
||||
(FLASH_WORD_SIZE *) (info->start[0]);
|
||||
volatile FLASH_WORD_SIZE *dest2 = (FLASH_WORD_SIZE *) dest;
|
||||
volatile FLASH_WORD_SIZE *data2 = (FLASH_WORD_SIZE *) & data;
|
||||
ulong start;
|
||||
int i;
|
||||
|
||||
/* Check if Flash is (sufficiently) erased */
|
||||
if ((*((volatile FLASH_WORD_SIZE *) dest) &
|
||||
(FLASH_WORD_SIZE) data) != (FLASH_WORD_SIZE) data) {
|
||||
return (2);
|
||||
}
|
||||
|
||||
for (i = 0; i < 4 / sizeof (FLASH_WORD_SIZE); i++) {
|
||||
int flag;
|
||||
|
||||
/* Disable interrupts which might cause a timeout here */
|
||||
flag = disable_interrupts ();
|
||||
|
||||
addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
|
||||
addr2[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
|
||||
addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00A000A0;
|
||||
|
||||
dest2[i] = data2[i];
|
||||
|
||||
/* re-enable interrupts if necessary */
|
||||
if (flag)
|
||||
enable_interrupts ();
|
||||
|
||||
/* data polling for D7 */
|
||||
start = get_timer (0);
|
||||
while ((dest2[i] & (FLASH_WORD_SIZE) 0x00800080) !=
|
||||
(data2[i] & (FLASH_WORD_SIZE) 0x00800080)) {
|
||||
if (get_timer (start) > CFG_FLASH_WRITE_TOUT) {
|
||||
return (1);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return (0);
|
||||
}
|
||||
|
|
@ -1,146 +0,0 @@
|
|||
/*
|
||||
* (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_ARCH(powerpc)
|
||||
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
|
||||
/* Do we need any of these for elf?
|
||||
__DYNAMIC = 0; */
|
||||
SECTIONS
|
||||
{
|
||||
/* Read-only sections, merged into text segment: */
|
||||
. = + SIZEOF_HEADERS;
|
||||
.interp : { *(.interp) }
|
||||
.hash : { *(.hash) }
|
||||
.dynsym : { *(.dynsym) }
|
||||
.dynstr : { *(.dynstr) }
|
||||
.rel.text : { *(.rel.text) }
|
||||
.rela.text : { *(.rela.text) }
|
||||
.rel.data : { *(.rel.data) }
|
||||
.rela.data : { *(.rela.data) }
|
||||
.rel.rodata : { *(.rel.rodata) }
|
||||
.rela.rodata : { *(.rela.rodata) }
|
||||
.rel.got : { *(.rel.got) }
|
||||
.rela.got : { *(.rela.got) }
|
||||
.rel.ctors : { *(.rel.ctors) }
|
||||
.rela.ctors : { *(.rela.ctors) }
|
||||
.rel.dtors : { *(.rel.dtors) }
|
||||
.rela.dtors : { *(.rela.dtors) }
|
||||
.rel.bss : { *(.rel.bss) }
|
||||
.rela.bss : { *(.rela.bss) }
|
||||
.rel.plt : { *(.rel.plt) }
|
||||
.rela.plt : { *(.rela.plt) }
|
||||
.init : { *(.init) }
|
||||
.plt : { *(.plt) }
|
||||
.text :
|
||||
{
|
||||
/* WARNING - the following is hand-optimized to fit within */
|
||||
/* the sector layout of our flash chips! XXX FIXME XXX */
|
||||
|
||||
cpu/mpc8xx/start.o (.text)
|
||||
/*
|
||||
cpu/mpc8xx/start.o (.text)
|
||||
common/dlmalloc.o (.text)
|
||||
lib_ppc/ppcstring.o (.text)
|
||||
lib_generic/vsprintf.o (.text)
|
||||
lib_generic/crc32.o (.text)
|
||||
lib_generic/zlib.o (.text)
|
||||
|
||||
. = env_offset;
|
||||
common/environment.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: */
|
||||
. = (. + 0x0FFF) & 0xFFFFF000;
|
||||
_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)
|
||||
}
|
||||
. = ALIGN(256 * 1024);
|
||||
.ppcenv :
|
||||
{
|
||||
common/environment.o (.ppcenv)
|
||||
}
|
||||
_end = . ;
|
||||
PROVIDE (end = .);
|
||||
}
|
||||
|
|
@ -144,8 +144,7 @@ void cpu_init_f (volatile immap_t * immr)
|
|||
* I owe him a free beer. - wd]
|
||||
*/
|
||||
|
||||
#if defined(CONFIG_ADDERII) || \
|
||||
defined(CONFIG_GTH) || \
|
||||
#if defined(CONFIG_GTH) || \
|
||||
defined(CONFIG_HERMES) || \
|
||||
defined(CONFIG_ICU862) || \
|
||||
defined(CONFIG_IP860) || \
|
||||
|
|
|
|||
|
|
@ -1414,7 +1414,7 @@ static void smc_phy_configure ()
|
|||
/* Re-Configure the Receive/Phy Control register */
|
||||
SMC_outw (RPC_DEFAULT, RPC_REG);
|
||||
|
||||
smc_phy_configure_exit:
|
||||
smc_phy_configure_exit: ;
|
||||
|
||||
}
|
||||
#endif /* !CONFIG_SMC91111_EXT_PHY */
|
||||
|
|
|
|||
|
|
@ -126,6 +126,8 @@
|
|||
#define CFG_OR0_PRELIM 0xFF000774
|
||||
#define CFG_BR0_PRELIM (CFG_FLASH_BASE | BR_PS_16 | BR_MS_GPCM | BR_V)
|
||||
|
||||
#define CFG_DIRECT_FLASH_TFTP
|
||||
|
||||
/*-----------------------------------------------------------------------
|
||||
* Internal Memory Map Register
|
||||
*/
|
||||
|
|
|
|||
|
|
@ -1,224 +0,0 @@
|
|||
/******************************************************************************
|
||||
* A collection of structures, addresses, and values associated with
|
||||
* the Motorola 850T AdderIIF board. Copied from the FADS stuff.
|
||||
* Magnus Damm added defines for 8xxrom and extended bd_info.
|
||||
* Helmut Buchsbaum added bitvalues for BCSRx
|
||||
*
|
||||
* Copyright (c) 1998 Dan Malek (dmalek@jlc.net)
|
||||
*******************************************************************************
|
||||
* 2003-JUL: The AdderII is using the following physical memorymap:
|
||||
*******************************************************************************
|
||||
* FA200000 -> FA20FFFF : IMAP internal in the cpu
|
||||
* FE000000 -> FE400000 : flash connected to CS0, setup by 8xxrom
|
||||
* 00000000 -> 00800000 : sdram setup by 8xxrom
|
||||
*******************************************************************************/
|
||||
#ifndef __CONFIG_H
|
||||
#define __CONFIG_H
|
||||
|
||||
#include <mpc8xx_irq.h>
|
||||
|
||||
#define CONFIG_MPC860 1
|
||||
#define CONFIG_MPC860T 1
|
||||
#define CONFIG_ADDERII 1
|
||||
|
||||
/* CPU Clock speed */
|
||||
#define MPC8XX_FACT 12 /* Multilpy by 12 */
|
||||
#define MPC8XX_XIN 4000000 /* 4MHz */
|
||||
#define MPC8XX_HZ ( MPC8XX_FACT * MPC8XX_XIN )
|
||||
|
||||
#define CONFIG_8xx_GCLK_FREQ MPC8XX_HZ
|
||||
#define CONFIG_SDRAM_50MHZ 1
|
||||
|
||||
|
||||
/* Default Serial Console, baudrate */
|
||||
#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
|
||||
#define CONFIG_BAUDRATE 38400
|
||||
#define CONFIG_LOADS_ECHO 1
|
||||
|
||||
/* FEC Ethernet controller configurations */
|
||||
#define CONFIG_FEC_ETH 1
|
||||
#define CONFIG_NET_MULTI 1
|
||||
#define FEC_ENET 1
|
||||
|
||||
/* Interrupt level assignments.
|
||||
*/
|
||||
#define FEC_INTERRUPT SIU_LEVEL3 /* FEC interrupt */
|
||||
|
||||
/* Older kernels need clock in MHz newer in Hz */
|
||||
#define CONFIG_CLOCKS_IN_MHZ 1
|
||||
|
||||
/* Monitor Functions */
|
||||
#define CONFIG_COMMANDS ( CFG_CMD_ENV | \
|
||||
CFG_CMD_FLASH | \
|
||||
CFG_CMD_MEMORY| \
|
||||
CFG_CMD_NET | \
|
||||
CFG_CMD_PING | \
|
||||
CFG_CMD_SDRAM )
|
||||
|
||||
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
|
||||
#include <cmd_confdefs.h>
|
||||
|
||||
/* Configuration Settings */
|
||||
#define CFG_PROMPT "=>" /* Monitor Command Prompt */
|
||||
|
||||
#if ( CONFIG_COMMANDS & CFG_CMD_KGDB )
|
||||
#define CFG_CBSIZE 1024 /* Console I/P buffer size */
|
||||
#else
|
||||
#define CFG_CBSIZE 256
|
||||
#endif
|
||||
|
||||
#define CFG_PBSIZE ( CFG_CBSIZE + sizeof( CFG_PROMPT ) + 16 )
|
||||
/* Print buffer size */
|
||||
|
||||
#define CFG_MAXARGS 16 /* Max number of cmd args */
|
||||
#define CFG_BARGSIZE CFG_CBSIZE /* Boot args buffer size */
|
||||
|
||||
#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
|
||||
|
||||
#define CFG_MEMTEST_START 0x00100000 /* Mem test works on */
|
||||
#define CFG_MEMTEST_END 0x00800000 /* 1 ... 8MB in SDRAM */
|
||||
|
||||
#define CFG_LOAD_ADDR 0x00100000
|
||||
#define CFG_HZ 1000
|
||||
|
||||
/******************************************************************************
|
||||
** Low level configuration settings.
|
||||
** ( adderss mappings, register init values, etc. )
|
||||
** You should know what you are doing if you make changes here.
|
||||
******************************************************************************/
|
||||
/* Start address for the final memory configuration set up by startup code
|
||||
** Please note that CFG_SDRAM_BASE must start at 0
|
||||
*/
|
||||
|
||||
#define CFG_SDRAM_BASE 0x00000000
|
||||
|
||||
#define CFG_FLASH_BASE 0xFE000000
|
||||
#define CFG_FLASH_SIZE (( uint ) ( 4 * 1024 * 1024 )) /* 4MB */
|
||||
#define CFG_MONITOR_BASE CFG_FLASH_BASE
|
||||
#define CFG_MONITOR_LEN ( 256 << 10 ) /* 256 KByte */
|
||||
#define CFG_MALLOC_LEN ( 384 << 10 ) /* 384 KByte SDRAM rsvd */
|
||||
/* malloc() usage */
|
||||
/**
|
||||
** 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 */
|
||||
|
||||
/******************************************************************************
|
||||
** Flash Organization
|
||||
******************************************************************************/
|
||||
|
||||
#define CFG_MAX_FLASH_BANKS 1 /* Max no of flash mem banks */
|
||||
#define CFG_MAX_FLASH_SECT 71 /* Max no of sec on 1 chip */
|
||||
|
||||
#define CFG_FLASH_ERASE_TOUT 120000 /* Erase flash timeout (ms) */
|
||||
#define CFG_FLASH_WRITE_TOUT 500 /* Write flash timeout (ms) */
|
||||
|
||||
/******************************************************************************
|
||||
** U-BOOT Environment variables in Flash
|
||||
******************************************************************************/
|
||||
#define CFG_ENV_IS_IN_FLASH 1
|
||||
#define CFG_ENV_OFFSET 0x00040000
|
||||
#define CFG_ENV_SIZE 0x10000 /* 64KBytes env space */
|
||||
#define CFG_ENV_SECT_SIZE 0x10000
|
||||
|
||||
/******************************************************************************
|
||||
** Cache Configuration
|
||||
******************************************************************************/
|
||||
#define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
|
||||
#if ( CONFIG_COMMANDS & CFG_CMD_KGDB )
|
||||
#define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
|
||||
#endif
|
||||
|
||||
/******************************************************************************
|
||||
** Internal memory mapped register
|
||||
******************************************************************************/
|
||||
#define CFG_IMMR 0xFA200000
|
||||
#define CFG_IMMR_SIZE (( uint) ( 62 * 1024 )) /* 64 KByte res */
|
||||
|
||||
/* Definitions for initial stack pointer and data area ( in DPRAM ) */
|
||||
|
||||
#define CFG_INIT_RAM_ADDR CFG_IMMR
|
||||
#define CFG_INIT_RAM_END 0x2F00 /* end of used area in DPRAM */
|
||||
#define CFG_GBL_DATA_SIZE 64
|
||||
#define CFG_GBL_DATA_OFFSET ( CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE )
|
||||
#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
|
||||
|
||||
|
||||
/* SIU Module Configuration Register */
|
||||
#define CFG_SIUMCR ( SIUMCR_AEME | SIUMCR_MLRC01 | SIUMCR_DBGC10 )
|
||||
|
||||
/******************************************************************************
|
||||
** SYPCR - System protection and control
|
||||
** SYPCR - can be written only once after reset
|
||||
******************************************************************************/
|
||||
#if defined( CONFIG_WATCHDOG )
|
||||
#define CFG_SYPCR ( SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | \
|
||||
SYPCR_SWF | SYPCR_SWE | SYPCR_SWRI | \
|
||||
SYPCR_SWP )
|
||||
#else
|
||||
#define CFG_SYPCR ( SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | \
|
||||
SYPCR_SWF | SYPCR_SWP )
|
||||
#endif
|
||||
|
||||
/* TBSCR - Time Base Status and Control Register */
|
||||
#define CFG_TBSCR ( TBSCR_REFA | TBSCR_REFB | TBSCR_TBE )
|
||||
|
||||
/* PISCR - Periodic Interrupt Status and Control */
|
||||
#define CFG_PISCR ( PISCR_PS | PISCR_PITF )
|
||||
|
||||
/* PLPRCR - PLL, Low-Power, and Reset Control Register */
|
||||
#define CFG_PLPRCR ((( MPC8XX_FACT - 1 ) << PLPRCR_MF_SHIFT ) | \
|
||||
PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST )
|
||||
|
||||
/* SCCR - System Clock and reset Control Register */
|
||||
#define SCCR_MASK SCCR_EBDF11
|
||||
#define CFG_SCCR ( SCCR_TBS | SCCR_COM00 | SCCR_DFSYNC00 | \
|
||||
SCCR_DFBRG00 | SCCR_DFNL000| SCCR_DFNH000 | \
|
||||
SCCR_DFLCD000 | SCCR_DFALCD00 )
|
||||
#define CFG_DER 0
|
||||
|
||||
/******************************************************************************
|
||||
** Because of the way the 860 starts up and assigns CS0 the
|
||||
** entire address space, we have to set the memory controller
|
||||
** differently. Normally, you write the option register
|
||||
** first, and then enable the chip select by writing the
|
||||
** base register. For CS0, you must write the base register
|
||||
** first, followed by the option register.
|
||||
******************************************************************************/
|
||||
/**
|
||||
** Memory Controller Definitions
|
||||
** BR0/1/2... and OR0/1/2...
|
||||
*/
|
||||
/* For AdderII BR0 FLASH */
|
||||
|
||||
#define CFG_REMAP_OR_AM 0xFF800000 /* OR addr mask */
|
||||
#define CFG_PRELIM_OR_AM 0xFF800000 /* OR addr mask */
|
||||
|
||||
/* Flash Timings: ACS = 11, TRLX = 1, CSNT = 0, SCY = 7 */
|
||||
#define CFG_OR_TIMING_FLASH ( OR_ACS_DIV2 | OR_BI | OR_SCY_7_CLK | OR_TRLX )
|
||||
|
||||
#define CFG_OR0_REMAP ( CFG_REMAP_OR_AM | CFG_OR_TIMING_FLASH )
|
||||
|
||||
#define CFG_OR0_PRELIM CFG_OR0_REMAP
|
||||
#define CFG_BR0_PRELIM (( CFG_FLASH_BASE & BR_BA_MSK ) | \
|
||||
BR_PS_16 | BR_V )
|
||||
|
||||
/* For AdderII BR1 SDRAM */
|
||||
|
||||
#define CFG_PRELIM_OR1_AM 0xFF800000
|
||||
#define CFG_OR1_REMAP ( CFG_PRELIM_OR1_AM | OR_CSNT_SAM | OR_ACS_DIV2 )
|
||||
#define CFG_OR1_PRELIM ( CFG_PRELIM_OR1_AM | OR_CSNT_SAM | OR_ACS_DIV2 )
|
||||
#define CFG_BR1_PRELIM ( CFG_SDRAM_BASE | BR_MS_UPMA | BR_V )
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* Internal Definitions Boot Flags
|
||||
*******************************************************************************/
|
||||
#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
|
||||
#define BOOTFLAG_WARM 0x02 /* Software reboot */
|
||||
|
||||
|
||||
#endif
|
||||
/* __CONFIG_H */
|
||||
Loading…
Reference in a new issue