relocate ichache_State to ram u-boot can run from internal flash Add EB+MCF-EV123 board support. Add m68k Boards to MAKEALL Patch from Jens Scharsig, 08 Aug 2005master
Heiko Schocher
19 years ago
parent
8419c01304
commit
9acb626fc1
@ -0,0 +1,162 @@ |
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/*
|
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* (C) Copyright 2005 |
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* BuS Elektronik GmbH & Co.KG <esw@bus-elektonik.de> |
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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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|
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#include <common.h> |
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#include <command.h> |
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#include "asm/m5282.h" |
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#include "VCxK.h" |
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int checkboard (void) |
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{ |
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puts ("Board: MCF-EV1 + MCF-EV23 (BuS Elektronik GmbH & Co. KG)\n"); |
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#if (TEXT_BASE == CFG_INT_FLASH_BASE) |
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puts (" Boot from Internal FLASH\n"); |
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#endif |
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return 0; |
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} |
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long int initdram (int board_type) |
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{ |
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int size,i; |
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size = 0; |
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MCFSDRAMC_DCR = MCFSDRAMC_DCR_RTIM_6 |
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| MCFSDRAMC_DCR_RC((15 * CFG_CLK)>>4); |
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#ifdef CFG_SDRAM_BASE0 |
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MCFSDRAMC_DACR0 = MCFSDRAMC_DACR_BASE(CFG_SDRAM_BASE0) |
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| MCFSDRAMC_DACR_CASL(1) |
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| MCFSDRAMC_DACR_CBM(3) |
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| MCFSDRAMC_DACR_PS_16); |
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MCFSDRAMC_DMR0 = MCFSDRAMC_DMR_BAM_16M |
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| MCFSDRAMC_DMR_V; |
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MCFSDRAMC_DACR0 |= MCFSDRAMC_DACR_IP; |
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*(unsigned short *)(CFG_SDRAM_BASE0) = 0xA5A5; |
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MCFSDRAMC_DACR0 |= MCFSDRAMC_DACR_RE; |
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for (i=0; i < 2000; i++) |
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asm(" nop"); |
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mbar_writeLong(MCFSDRAMC_DACR0, mbar_readLong(MCFSDRAMC_DACR0) |
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| MCFSDRAMC_DACR_IMRS); |
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*(unsigned int *)(CFG_SDRAM_BASE0 + 0x220) = 0xA5A5; |
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size += CFG_SDRAM_SIZE * 1024 * 1024; |
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#endif |
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#ifdef CFG_SDRAM_BASE1 |
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MCFSDRAMC_DACR1 = MCFSDRAMC_DACR_BASE(CFG_SDRAM_BASE1) |
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| MCFSDRAMC_DACR_CASL(1) |
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| MCFSDRAMC_DACR_CBM(3) |
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| MCFSDRAMC_DACR_PS_16; |
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MCFSDRAMC_DMR1 = MCFSDRAMC_DMR_BAM_16M |
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| MCFSDRAMC_DMR_V; |
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MCFSDRAMC_DACR1 |= MCFSDRAMC_DACR_IP; |
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*(unsigned short *)(CFG_SDRAM_BASE1) = 0xA5A5; |
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MCFSDRAMC_DACR1 |= MCFSDRAMC_DACR_RE; |
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for (i=0; i < 2000; i++) |
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asm(" nop"); |
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MCFSDRAMC_DACR1 |= MCFSDRAMC_DACR_IMRS; |
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*(unsigned int *)(CFG_SDRAM_BASE1 + 0x220) = 0xA5A5; |
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size += CFG_SDRAM_SIZE1 * 1024 * 1024; |
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#endif |
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return size; |
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} |
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#if defined(CFG_DRAM_TEST) |
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int testdram (void) |
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{ |
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uint *pstart = (uint *) CFG_MEMTEST_START; |
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uint *pend = (uint *) CFG_MEMTEST_END; |
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uint *p; |
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printf("SDRAM test phase 1:\n"); |
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for (p = pstart; p < pend; p++) |
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*p = 0xaaaaaaaa; |
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for (p = pstart; p < pend; p++) { |
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if (*p != 0xaaaaaaaa) { |
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printf ("SDRAM test fails at: %08x\n", (uint) p); |
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return 1; |
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} |
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} |
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printf("SDRAM test phase 2:\n"); |
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for (p = pstart; p < pend; p++) |
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*p = 0x55555555; |
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for (p = pstart; p < pend; p++) { |
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if (*p != 0x55555555) { |
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printf ("SDRAM test fails at: %08x\n", (uint) p); |
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return 1; |
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} |
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} |
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printf("SDRAM test passed.\n"); |
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return 0; |
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} |
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#endif |
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int misc_init_r(void) |
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{ |
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init_vcxk(); |
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return 1; |
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} |
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/*---------------------------------------------------------------------------*/ |
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int do_vcimage (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
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{ |
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int rcode = 0; |
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ulong source; |
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switch (argc) { |
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case 2: |
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source = simple_strtoul(argv[1],NULL,16); |
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vcxk_loadimage(source); |
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rcode = 0; |
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break; |
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default: |
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printf ("Usage:\n%s\n", cmdtp->usage); |
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rcode = 1; |
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break; |
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} |
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return rcode; |
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} |
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/***************************************************/ |
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U_BOOT_CMD( |
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vcimage, 2, 0, do_vcimage, |
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"vcimage - loads an image to Display\n", |
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"vcimage addr\n" |
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); |
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/* EOF EB+MCF-EV123c */ |
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@ -0,0 +1,40 @@ |
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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 = $(BOARD).o cfm_flash.o flash.o VCxK.o
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$(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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@ -0,0 +1,136 @@ |
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/*
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* (C) Copyright 2005
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* BuS Elektronik GmbH & Co.KG <esw@bus-elektonik.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 <asm/m5282.h> |
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#include "VCxK.h" |
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vu_char *vcxk_bws = (vu_char *)(CFG_CS3_BASE); |
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#define VCXK_BWS vcxk_bws |
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static ulong vcxk_driver; |
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ulong search_vcxk_driver(void); |
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void vcxk_cls(void); |
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void vcxk_setbrightness(short brightness); |
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int vcxk_request(void); |
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int vcxk_acknowledge_wait(void); |
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void vcxk_clear(void); |
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int init_vcxk(void) |
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{ |
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VIDEO_Invert_CFG &= ~VIDEO_Invert_IO; |
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VIDEO_INVERT_PORT |= VIDEO_INVERT_PIN; |
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VIDEO_INVERT_DDR |= VIDEO_INVERT_PIN; |
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VIDEO_REQUEST_PORT |= VIDEO_REQUEST_PIN; |
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VIDEO_REQUEST_DDR |= VIDEO_REQUEST_PIN; |
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VIDEO_ACKNOWLEDGE_DDR &= ~VIDEO_ACKNOWLEDGE_PIN; |
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vcxk_driver = search_vcxk_driver(); |
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if (vcxk_driver) |
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{ |
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/* use flash resist driver */ |
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} |
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else |
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{ |
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vcxk_cls(); |
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vcxk_cls(); |
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vcxk_setbrightness(1000); |
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} |
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VIDEO_ENABLE_DDR |= VIDEO_ENABLE_PIN; |
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VIDEO_ENABLE_PORT |= VIDEO_ENABLE_PIN; |
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VIDEO_ENABLE_PORT &= ~VIDEO_ENABLE_PIN; |
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return 1; |
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} |
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void vcxk_loadimage(ulong source) |
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{ |
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int cnt; |
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vcxk_acknowledge_wait(); |
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for (cnt=0; cnt<16384; cnt++) |
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{ |
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VCXK_BWS[cnt*2] = (*(vu_char*) source); |
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source++; |
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} |
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vcxk_request(); |
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} |
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void vcxk_cls(void) |
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{ |
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vcxk_acknowledge_wait(); |
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vcxk_clear(); |
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vcxk_request(); |
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} |
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void vcxk_clear(void) |
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{ |
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int cnt; |
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for (cnt=0; cnt<16384; cnt++) |
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{ |
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VCXK_BWS[cnt*2] = 0x00; |
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} |
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} |
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void vcxk_setbrightness(short brightness) |
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{ |
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VCXK_BWS[0x8000]=(brightness >> 4) +2; |
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VCXK_BWS[0xC000]= (brightness + 23) >> 8; |
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VCXK_BWS[0xC001]= (brightness + 23) & 0xFF; |
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} |
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int vcxk_request(void) |
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{ |
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if (vcxk_driver) |
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{ |
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/* use flash resist driver */ |
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} |
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else |
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{ |
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VIDEO_REQUEST_PORT &= ~VIDEO_REQUEST_PIN; |
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VIDEO_REQUEST_PORT |= VIDEO_REQUEST_PIN; |
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} |
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return 1; |
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} |
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int vcxk_acknowledge_wait(void) |
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{ |
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if (vcxk_driver) |
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{ |
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/* use flash resist driver */ |
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} |
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else |
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{ |
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while (!(VIDEO_ACKNOWLEDGE_PORT & VIDEO_ACKNOWLEDGE_PIN)); |
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} |
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return 1; |
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} |
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ulong search_vcxk_driver(void) |
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{ |
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return 0; |
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} |
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/* eof */ |
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@ -0,0 +1,48 @@ |
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/*
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* (C) Copyright 2005 |
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* BuS Elektronik GmbH & Co.KG <esw@bus-elektonik.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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#ifndef __VCXK_H_ |
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#define __VCXK_H_ |
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extern int init_vcxk(void); |
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void vcxk_loadimage(ulong source); |
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#define VIDEO_ACKNOWLEDGE_PORT MCFGPTB_GPTPORT |
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#define VIDEO_ACKNOWLEDGE_DDR MCFGPTB_GPTDDR |
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#define VIDEO_ACKNOWLEDGE_PIN 0x0001 |
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#define VIDEO_ENABLE_PORT MCFGPTB_GPTPORT |
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#define VIDEO_ENABLE_DDR MCFGPTB_GPTDDR |
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#define VIDEO_ENABLE_PIN 0x0002 |
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#define VIDEO_REQUEST_PORT MCFGPTB_GPTPORT |
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#define VIDEO_REQUEST_DDR MCFGPTB_GPTDDR |
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#define VIDEO_REQUEST_PIN 0x0004 |
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#define VIDEO_Invert_CFG MCFGPIO_PEPAR |
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#define VIDEO_Invert_IO MCFGPIO_PEPAR_PEPA2 |
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#define VIDEO_INVERT_PORT MCFGPIO_PORTE |
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#define VIDEO_INVERT_DDR MCFGPIO_DDRE |
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#define VIDEO_INVERT_PIN MCFGPIO_PORT2 |
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#endif |
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@ -0,0 +1,212 @@ |
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/*
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* Basic Flash Driver for Freescale MCF 5281/5282 internal FLASH |
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* |
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* (C) Copyright 2005 BuS Elektronik GmbH & Co.KG <esw@bus-elektonik.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 <asm/m5282.h> |
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#include "cfm_flash.h" |
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#if defined(CONFIG_M5281) || defined(CONFIG_M5282) |
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#if (CFG_CLK>20000000) |
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#define CFM_CLK (((long) CFG_CLK / (400000 * 8) + 1) | 0x40) |
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#else |
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#define CFM_CLK ((long) CFG_CLK / 400000 + 1) |
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#endif |
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#define cmf_backdoor_address(addr) (((addr) & 0x0007FFFF) | 0x04000000 | \ |
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(CFG_MBAR & 0xC0000000)) |
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void cfm_flash_print_info (flash_info_t * info) |
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{ |
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printf ("Freescale: "); |
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switch (info->flash_id & FLASH_TYPEMASK) { |
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case FREESCALE_ID_MCF5281 & FLASH_TYPEMASK: |
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printf ("MCF5281 internal FLASH\n"); |
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break; |
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case FREESCALE_ID_MCF5282 & FLASH_TYPEMASK: |
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printf ("MCF5282 internal FLASH\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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} |
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void cfm_flash_init (flash_info_t * info) |
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{ |
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int sector; |
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ulong protection; |
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MCFCFM_MCR = 0; |
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MCFCFM_CLKD = CFM_CLK; |
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debug ("CFM Clock divider: %ld (%d Hz @ %ld Hz)\n",CFM_CLK,\
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CFG_CLK / (2* ((CFM_CLK & 0x3F)+1) * (1+((CFM_CLK & 0x40)>>6)*7)),\
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CFG_CLK); |
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MCFCFM_SACC = 0; |
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MCFCFM_DACC = 0; |
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if (MCFCFM_SEC & MCFCFM_SEC_KEYEN) |
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puts("CFM backdoor access is enabled\n"); |
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if (MCFCFM_SEC & MCFCFM_SEC_SECSTAT) |
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puts("CFM securety is enabled\n"); |
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#ifdef CONFIG_M5281 |
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info->flash_id = (FREESCALE_MANUFACT & FLASH_VENDMASK) | |
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(FREESCALE_ID_MCF5281 & FLASH_TYPEMASK); |
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info->size = 256*1024; |
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info->sector_count = 16; |
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#else |
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info->flash_id = (FREESCALE_MANUFACT & FLASH_VENDMASK) | |
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(FREESCALE_ID_MCF5282 & FLASH_TYPEMASK); |
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info->size = 512*1024; |
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info->sector_count = 32; |
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#endif |
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protection = MCFCFM_PROT; |
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for (sector = 0; sector < info->sector_count; sector++) |
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{ |
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if (sector == 0) |
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{ |
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info->start[sector] = CFG_INT_FLASH_BASE; |
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} |
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else |
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{ |
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info->start[sector] = info->start[sector-1] + 0x04000; |
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} |
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info->protect[sector] = protection & 1; |
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protection >>= 1; |
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} |
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} |
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int cfm_flash_readycheck(int checkblank) |
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{ |
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int rc; |
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unsigned char state; |
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rc = ERR_OK; |
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while (!(MCFCFM_USTAT & MCFCFM_USTAT_CCIF)); |
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state = MCFCFM_USTAT; |
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if (state & MCFCFM_USTAT_ACCERR) |
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{ |
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debug ("%s(): CFM access error",__FUNCTION__); |
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rc = ERR_PROG_ERROR; |
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} |
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if (state & MCFCFM_USTAT_PVIOL) |
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{ |
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debug ("%s(): CFM protection violation",__FUNCTION__); |
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rc = ERR_PROTECTED; |
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} |
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if (checkblank) |
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{ |
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if (!(state & MCFCFM_USTAT_BLANK)) |
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{ |
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debug ("%s(): CFM erras error",__FUNCTION__); |
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rc = ERR_NOT_ERASED; |
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} |
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} |
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MCFCFM_USTAT = state & 0x34; /* reset state */ |
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return rc; |
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} |
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/* Erase 16KiB = 8 2KiB pages */ |
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int cfm_flash_erase_sector (flash_info_t * info, int sector) |
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{ |
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ulong address; |
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int page; |
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int rc; |
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rc= ERR_OK; |
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address = cmf_backdoor_address(info->start[sector]); |
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for (page=0; (page<8) && (rc==ERR_OK); page++) |
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{ |
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*(volatile __u32*) address = 0; |
||||
MCFCFM_CMD = MCFCFM_CMD_PGERS; |
||||
MCFCFM_USTAT = MCFCFM_USTAT_CBEIF; |
||||
rc = cfm_flash_readycheck(0); |
||||
if (rc==ERR_OK) |
||||
{ |
||||
*(volatile __u32*) address = 0; |
||||
MCFCFM_CMD = MCFCFM_CMD_PGERSVER; |
||||
MCFCFM_USTAT = MCFCFM_USTAT_CBEIF; |
||||
rc = cfm_flash_readycheck(1); |
||||
} |
||||
address += 0x800; |
||||
} |
||||
return rc; |
||||
} |
||||
|
||||
int cfm_flash_write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) |
||||
{ |
||||
int rc; |
||||
ulong dest, data; |
||||
|
||||
rc = ERR_OK; |
||||
if (addr & 3) |
||||
{ |
||||
debug ("Byte and Word alignment not supported\n"); |
||||
rc = ERR_ALIGN; |
||||
} |
||||
if (cnt & 3) |
||||
{ |
||||
debug ("Byte and Word transfer not supported\n"); |
||||
rc = ERR_ALIGN; |
||||
} |
||||
dest = cmf_backdoor_address(addr); |
||||
while ((cnt>=4) && (rc == ERR_OK)) |
||||
{ |
||||
data =*((volatile u32 *) src); |
||||
*(volatile u32*) dest = data; |
||||
MCFCFM_CMD = MCFCFM_CMD_PGM; |
||||
MCFCFM_USTAT = MCFCFM_USTAT_CBEIF; |
||||
rc = cfm_flash_readycheck(0); |
||||
if (*(volatile u32*) addr != data) rc = ERR_PROG_ERROR; |
||||
src +=4; |
||||
dest +=4; |
||||
addr +=4; |
||||
cnt -=4; |
||||
} |
||||
return rc; |
||||
} |
||||
|
||||
#ifdef CFG_FLASH_PROTECTION |
||||
|
||||
int cfm_flash_protect(flash_info_t * info,long sector,int prot) |
||||
{ |
||||
int rc; |
||||
|
||||
rc= ERR_OK; |
||||
if (prot) |
||||
{ |
||||
MCFCFM_PROT |= (1<<sector); |
||||
info->protect[sector]=1; |
||||
} |
||||
else |
||||
{ |
||||
MCFCFM_PROT &= ~(1<<sector); |
||||
info->protect[sector]=0; |
||||
} |
||||
return rc; |
||||
} |
||||
|
||||
#endif |
||||
|
||||
#endif |
||||
@ -0,0 +1,40 @@ |
||||
/*
|
||||
* Basic Flash Driver for Freescale MCF 5282 internal FLASH |
||||
* |
||||
* (C) Copyright 2005 BuS Elektronik GmbH & Co.KG <esw@bus-elektonik.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 |
||||
*/ |
||||
|
||||
#ifndef __CFM_FLASH_H_ |
||||
#define __CFM_FLASH_H_ |
||||
|
||||
#define FREESCALE_MANUFACT 0xFACFFACF |
||||
#define FREESCALE_ID_MCF5281 0x5281 |
||||
#define FREESCALE_ID_MCF5282 0x5282 |
||||
|
||||
extern void cfm_flash_print_info (flash_info_t * info); |
||||
extern int cfm_flash_erase_sector (flash_info_t * info, int sector); |
||||
extern void cfm_flash_init (flash_info_t * info); |
||||
extern int cfm_flash_write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt); |
||||
#ifdef CFG_FLASH_PROTECTION |
||||
extern int cfm_flash_protect(flash_info_t * info,long sector,int prot); |
||||
#endif |
||||
|
||||
#endif |
||||
@ -0,0 +1,28 @@ |
||||
#
|
||||
# (C) Copyright 2000-2003
|
||||
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
|
||||
# Coldfire contribution by Bernhard Kuhn <bkuhn@metrowerks.com>
|
||||
#
|
||||
# See file CREDITS for list of people who contributed to this
|
||||
# project.
|
||||
#
|
||||
# This program is free software; you can redistribute it and/or
|
||||
# modify it under the terms of the GNU General Public License as
|
||||
# published by the Free Software Foundation; either version 2 of
|
||||
# the License, or (at your option) any later version.
|
||||
#
|
||||
# This program is distributed in the hope that it will be useful,
|
||||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
# GNU General Public License for more details.
|
||||
#
|
||||
# You should have received a copy of the GNU General Public License
|
||||
# along with this program; if not, write to the Free Software
|
||||
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
|
||||
# MA 02111-1307 USA
|
||||
#
|
||||
|
||||
sinclude $(TOPDIR)/board/$(BOARDDIR)/textbase.mk |
||||
ifndef TEXT_BASE |
||||
TEXT_BASE = 0xFE000000
|
||||
endif |
||||
@ -0,0 +1,413 @@ |
||||
/*
|
||||
* (C) Copyright 2005
|
||||
* BuS Elektronik GmbH & Co.KG <esw@bus-elektonik.de> |
||||
*
|
||||
* Based On |
||||
* Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
||||
* |
||||
* See file CREDITS for list of people who contributed to this |
||||
* project. |
||||
* |
||||
* This program is free software; you can redistribute it and/or |
||||
* modify it under the terms of the GNU General Public License as |
||||
* published by the Free Software Foundation; either version 2 of |
||||
* the License, or (at your option) any later version. |
||||
* |
||||
* This program is distributed in the hope that it will be useful, |
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||||
* GNU General Public License for more details. |
||||
* |
||||
* You should have received a copy of the GNU General Public License |
||||
* along with this program; if not, write to the Free Software |
||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
||||
* MA 02111-1307 USA |
||||
*/ |
||||
|
||||
#include <common.h> |
||||
#include "cfm_flash.h" |
||||
|
||||
#define PHYS_FLASH_1 CFG_FLASH_BASE |
||||
#define FLASH_BANK_SIZE 0x200000 |
||||
|
||||
flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; |
||||
|
||||
void flash_print_info (flash_info_t * info) |
||||
{ |
||||
int i; |
||||
|
||||
switch (info->flash_id & FLASH_VENDMASK) { |
||||
case (AMD_MANUFACT & FLASH_VENDMASK): |
||||
printf ("AMD: "); |
||||
switch (info->flash_id & FLASH_TYPEMASK) { |
||||
case (AMD_ID_LV160B & FLASH_TYPEMASK): |
||||
printf ("AM29LV160B (16Bit)\n"); |
||||
break; |
||||
default: |
||||
printf ("Unknown Chip Type\n"); |
||||
break; |
||||
} |
||||
break; |
||||
case FREESCALE_MANUFACT & FLASH_VENDMASK: |
||||
cfm_flash_print_info (info); |
||||
break; |
||||
default: |
||||
printf ("Unknown Vendor "); |
||||
break; |
||||
} |
||||
|
||||
puts (" Size: "); |
||||
if ((info->size >> 20) > 0) |
||||
{ |
||||
printf ("%ld MiB",info->size >> 20); |
||||
} |
||||
else |
||||
{ |
||||
printf ("%ld KiB",info->size >> 10); |
||||
} |
||||
printf (" in %d Sectors\n", info->sector_count); |
||||
|
||||
printf (" Sector Start Addresses:"); |
||||
for (i = 0; i < info->sector_count; i++) { |
||||
if ((i % 4) == 0) { |
||||
printf ("\n "); |
||||
} |
||||
printf ("%02d: %08lX%s ", i,info->start[i], |
||||
info->protect[i] ? " P" : " "); |
||||
} |
||||
printf ("\n\n"); |
||||
} |
||||
|
||||
unsigned long flash_init (void) |
||||
{ |
||||
int i, j; |
||||
ulong size = 0; |
||||
|
||||
for (i = 0; i < CFG_MAX_FLASH_BANKS; i++) { |
||||
ulong flashbase = 0; |
||||
|
||||
switch (i) |
||||
{ |
||||
case 1: |
||||
flash_info[i].flash_id = |
||||
(AMD_MANUFACT & FLASH_VENDMASK) | |
||||
(AMD_ID_LV160B & FLASH_TYPEMASK); |
||||
flash_info[i].size = FLASH_BANK_SIZE; |
||||
flash_info[i].sector_count = CFG_MAX_FLASH_SECT; |
||||
memset (flash_info[i].protect, 0, CFG_MAX_FLASH_SECT); |
||||
flashbase = PHYS_FLASH_1; |
||||
for (j = 0; j < flash_info[i].sector_count; j++) { |
||||
if (j == 0) { |
||||
/* 1st is 16 KiB */ |
||||
flash_info[i].start[j] = flashbase; |
||||
} |
||||
if ((j >= 1) && (j <= 2)) { |
||||
/* 2nd and 3rd are 8 KiB */ |
||||
flash_info[i].start[j] = |
||||
flashbase + 0x4000 + 0x2000 * (j - 1); |
||||
} |
||||
if (j == 3) { |
||||
/* 4th is 32 KiB */ |
||||
flash_info[i].start[j] = flashbase + 0x8000; |
||||
} |
||||
if ((j >= 4) && (j <= 34)) { |
||||
/* rest is 256 KiB */ |
||||
flash_info[i].start[j] = |
||||
flashbase + 0x10000 + 0x10000 * (j - 4); |
||||
} |
||||
} |
||||
break; |
||||
case 0: |
||||
cfm_flash_init (&flash_info[i]); |
||||
break; |
||||
default: |
||||
panic ("configured to many flash banks!\n"); |
||||
} |
||||
|
||||
size += flash_info[i].size; |
||||
} |
||||
|
||||
flash_protect (FLAG_PROTECT_SET, |
||||
CFG_FLASH_BASE, |
||||
CFG_FLASH_BASE + 0xffff, &flash_info[0]); |
||||
|
||||
return size; |
||||
} |
||||
|
||||
#define CMD_READ_ARRAY 0x00F0 |
||||
#define CMD_UNLOCK1 0x00AA |
||||
#define CMD_UNLOCK2 0x0055 |
||||
#define CMD_ERASE_SETUP 0x0080 |
||||
#define CMD_ERASE_CONFIRM 0x0030 |
||||
#define CMD_PROGRAM 0x00A0 |
||||
#define CMD_UNLOCK_BYPASS 0x0020 |
||||
|
||||
#define MEM_FLASH_ADDR1 (*(volatile u16 *)(info->start[0] + (0x00000555<<1))) |
||||
#define MEM_FLASH_ADDR2 (*(volatile u16 *)(info->start[0] + (0x000002AA<<1))) |
||||
|
||||
|
||||
#define BIT_ERASE_DONE 0x0080 |
||||
#define BIT_RDY_MASK 0x0080 |
||||
#define BIT_PROGRAM_ERROR 0x0020 |
||||
#define BIT_TIMEOUT 0x80000000 /* our flag */ |
||||
|
||||
#define ERR_READY -1 |
||||
|
||||
int amd_flash_erase_sector(flash_info_t * info, int sector) |
||||
{ |
||||
int state; |
||||
ulong result; |
||||
|
||||
volatile u16 *addr = |
||||
(volatile u16 *) (info->start[sector]); |
||||
|
||||
MEM_FLASH_ADDR1 = CMD_UNLOCK1; |
||||
MEM_FLASH_ADDR2 = CMD_UNLOCK2; |
||||
MEM_FLASH_ADDR1 = CMD_ERASE_SETUP; |
||||
|
||||
MEM_FLASH_ADDR1 = CMD_UNLOCK1; |
||||
MEM_FLASH_ADDR2 = CMD_UNLOCK2; |
||||
*addr = CMD_ERASE_CONFIRM; |
||||
|
||||
/* wait until flash is ready */ |
||||
state = 0; |
||||
set_timer (0); |
||||
|
||||
do { |
||||
result = *addr; |
||||
|
||||
/* check timeout */ |
||||
if (get_timer (0) > CFG_FLASH_ERASE_TOUT) { |
||||
MEM_FLASH_ADDR1 = CMD_READ_ARRAY; |
||||
state = ERR_TIMOUT; |
||||
} |
||||
|
||||
if (!state && (result & 0xFFFF) & BIT_ERASE_DONE) |
||||
state = ERR_READY; |
||||
} |
||||
while (!state); |
||||
if (state == ERR_READY) |
||||
state = ERR_OK; |
||||
|
||||
MEM_FLASH_ADDR1 = CMD_READ_ARRAY; |
||||
|
||||
return state; |
||||
} |
||||
|
||||
int flash_erase (flash_info_t * info, int s_first, int s_last) |
||||
{ |
||||
int iflag, cflag; |
||||
int sector; |
||||
int rc; |
||||
|
||||
rc = ERR_OK; |
||||
|
||||
if (info->flash_id == FLASH_UNKNOWN) |
||||
{ |
||||
rc = ERR_UNKNOWN_FLASH_TYPE; |
||||
} /* (info->flash_id == FLASH_UNKNOWN) */ |
||||
|
||||
if ((s_first < 0) || (s_first > s_last) || s_last >= info->sector_count) |
||||
{ |
||||
rc = ERR_INVAL; |
||||
} |
||||
|
||||
cflag = icache_status (); |
||||
icache_disable (); |
||||
iflag = disable_interrupts (); |
||||
|
||||
for (sector = s_first; (sector <= s_last) && (rc == ERR_OK); sector++) { |
||||
|
||||
if (info->protect[sector]) |
||||
{ |
||||
putc('P'); /* protected sector will not erase */ |
||||
} |
||||
else |
||||
{ |
||||
/* erase on unprotected sector */ |
||||
puts("E\b"); |
||||
switch (info->flash_id & FLASH_VENDMASK) |
||||
{ |
||||
case (AMD_MANUFACT & FLASH_VENDMASK): |
||||
rc = amd_flash_erase_sector(info,sector); |
||||
break; |
||||
case (FREESCALE_MANUFACT & FLASH_VENDMASK): |
||||
rc = cfm_flash_erase_sector(info,sector); |
||||
break; |
||||
default: |
||||
return ERR_UNKNOWN_FLASH_VENDOR; |
||||
} |
||||
putc('.'); |
||||
} |
||||
} |
||||
if (rc!=ERR_OK) |
||||
{ |
||||
printf ("\n "); |
||||
flash_perror (rc); |
||||
} |
||||
else |
||||
{ |
||||
printf (" done\n"); |
||||
} |
||||
|
||||
udelay (10000); /* allow flash to settle - wait 10 ms */ |
||||
|
||||
if (iflag) |
||||
enable_interrupts (); |
||||
|
||||
if (cflag) |
||||
icache_enable (); |
||||
|
||||
return rc; |
||||
} |
||||
|
||||
volatile static int amd_write_word (flash_info_t * info, ulong dest, u16 data) |
||||
{ |
||||
volatile u16 *addr; |
||||
ulong result; |
||||
int cflag, iflag; |
||||
int state; |
||||
|
||||
/*
|
||||
* Check if Flash is (sufficiently) erased |
||||
*/ |
||||
addr = (volatile u16 *) dest; |
||||
|
||||
result = *addr; |
||||
if ((result & data) != data) |
||||
return ERR_NOT_ERASED; |
||||
|
||||
/*
|
||||
* Disable interrupts which might cause a timeout |
||||
* here. Remember that our exception vectors are |
||||
* at address 0 in the flash, and we don't want a |
||||
* (ticker) exception to happen while the flash |
||||
* chip is in programming mode. |
||||
*/ |
||||
|
||||
cflag = icache_status (); |
||||
icache_disable (); |
||||
iflag = disable_interrupts (); |
||||
|
||||
MEM_FLASH_ADDR1 = CMD_UNLOCK1; |
||||
MEM_FLASH_ADDR2 = CMD_UNLOCK2; |
||||
MEM_FLASH_ADDR1 = CMD_PROGRAM; |
||||
*addr = data; |
||||
|
||||
/* arm simple, non interrupt dependent timer */ |
||||
set_timer (0); |
||||
|
||||
/* wait until flash is ready */ |
||||
state = 0; |
||||
do { |
||||
result = *addr; |
||||
|
||||
/* check timeout */ |
||||
if (get_timer (0) > CFG_FLASH_ERASE_TOUT) { |
||||
state = ERR_TIMOUT; |
||||
} |
||||
if (!state && ((result & BIT_RDY_MASK) == (data & BIT_RDY_MASK))) |
||||
state = ERR_READY; |
||||
|
||||
} while (!state); |
||||
|
||||
*addr = CMD_READ_ARRAY; |
||||
|
||||
if (state == ERR_READY) |
||||
state = ERR_OK; |
||||
if ((*addr != data) && (state != ERR_TIMOUT)) |
||||
state = ERR_PROG_ERROR; |
||||
|
||||
if (iflag) |
||||
enable_interrupts (); |
||||
|
||||
if (cflag) |
||||
icache_enable (); |
||||
|
||||
return state; |
||||
} |
||||
|
||||
int amd_flash_write_buff(flash_info_t * info, uchar * src, ulong addr, ulong cnt) |
||||
{ |
||||
int rc; |
||||
ulong dest; |
||||
u16 data; |
||||
|
||||
rc = ERR_OK; |
||||
if (addr & 1) |
||||
{ |
||||
debug ("Byte alignment not supported\n"); |
||||
rc = ERR_ALIGN; |
||||
} |
||||
if (cnt & 1) |
||||
{ |
||||
debug ("Byte transfer not supported\n"); |
||||
rc = ERR_ALIGN; |
||||
} |
||||
|
||||
dest = addr; |
||||
while ((cnt>=2) && (rc == ERR_OK)) |
||||
{ |
||||
data =*((volatile u16 *) src); |
||||
rc=amd_write_word (info,dest,data); |
||||
src +=2; |
||||
dest +=2; |
||||
cnt -=2; |
||||
} |
||||
return rc; |
||||
} |
||||
|
||||
int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) |
||||
{ |
||||
int rc; |
||||
|
||||
switch (info->flash_id & FLASH_VENDMASK) |
||||
{ |
||||
case (AMD_MANUFACT & FLASH_VENDMASK): |
||||
rc = amd_flash_write_buff(info,src,addr,cnt); |
||||
break; |
||||
case (FREESCALE_MANUFACT & FLASH_VENDMASK): |
||||
rc = cfm_flash_write_buff(info,src,addr,cnt); |
||||
break; |
||||
default: |
||||
rc = ERR_UNKNOWN_FLASH_VENDOR; |
||||
} |
||||
return rc; |
||||
|
||||
} |
||||
int amd_flash_protect(flash_info_t * info,long sector,int prot) |
||||
{ |
||||
int rc; |
||||
rc= ERR_OK; |
||||
if (prot) |
||||
{ |
||||
info->protect[sector]=1; |
||||
} |
||||
else |
||||
{ |
||||
info->protect[sector]=0; |
||||
} |
||||
return rc; |
||||
} |
||||
|
||||
#ifdef CFG_FLASH_PROTECTION |
||||
|
||||
int flash_real_protect(flash_info_t * info,long sector,int prot) |
||||
{ |
||||
int rc; |
||||
|
||||
switch (info->flash_id & FLASH_VENDMASK) |
||||
{ |
||||
case (AMD_MANUFACT & FLASH_VENDMASK): |
||||
rc = amd_flash_protect(info,sector,prot); |
||||
break; |
||||
case (FREESCALE_MANUFACT & FLASH_VENDMASK): |
||||
rc = cfm_flash_protect(info,sector,prot); |
||||
break; |
||||
default: |
||||
rc = ERR_UNKNOWN_FLASH_VENDOR; |
||||
} |
||||
return rc; |
||||
} |
||||
|
||||
#endif |
||||
@ -0,0 +1 @@ |
||||
TEXT_BASE = 0xF0000000
|
||||
@ -0,0 +1,141 @@ |
||||
/* |
||||
* (C) Copyright 2000-2003 |
||||
* 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(m68k) |
||||
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/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/mcf52x2/start.o (.text) |
||||
common/dlmalloc.o (.text) |
||||
lib_generic/string.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) |
||||
} |
||||
.fini : { *(.fini) } =0 |
||||
.ctors : { *(.ctors) } |
||||
.dtors : { *(.dtors) } |
||||
|
||||
/* Read-write section, merged into data segment: */ |
||||
. = (. + 0x00FF) & 0xFFFFFF00; |
||||
_erotext = .; |
||||
PROVIDE (erotext = .); |
||||
.reloc : |
||||
{ |
||||
__got_start = .; |
||||
*(.got) |
||||
__got_end = .; |
||||
_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 = .; |
||||
*(.sbss) *(.scommon) |
||||
*(.dynbss) |
||||
*(.bss) |
||||
*(COMMON) |
||||
. = ALIGN(4); |
||||
_ebss = .; |
||||
} |
||||
_end = . ; |
||||
PROVIDE (end = .); |
||||
} |
||||
@ -0,0 +1,223 @@ |
||||
/*
|
||||
* Configuation settings for the BuS EB+MCF-EV123 boards. |
||||
* |
||||
* (C) Copyright 2005 BuS Elektronik GmbH & Co.KG <esw@bus-elektonik.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 |
||||
*/ |
||||
|
||||
#ifndef _CONFIG_EB_MCF_EV123_H_ |
||||
#define _CONFIG_EB_MCF_EV123_H_ |
||||
|
||||
#define CONFIG_EB_MCF_EV123 |
||||
|
||||
#undef DEBUG |
||||
#undef CFG_HALT_BEFOR_RAM_JUMP |
||||
#undef ET_DEBUG |
||||
|
||||
/*
|
||||
* High Level Configuration Options (easy to change) |
||||
*/ |
||||
|
||||
#define CONFIG_MCF52x2 /* define processor family */ |
||||
#define CONFIG_M5282 /* define processor type */ |
||||
|
||||
#define CONFIG_MISC_INIT_R |
||||
|
||||
#define FEC_ENET |
||||
#define CONFIG_ETHADDR 00:CF:52:82:EB:01 |
||||
|
||||
#define CONFIG_BAUDRATE 9600 |
||||
#define CFG_BAUDRATE_TABLE { 9600 , 19200 , 38400 , 57600, 115200 } |
||||
|
||||
#undef CONFIG_MONITOR_IS_IN_RAM /* define if monitor is started from a pre-loader */ |
||||
|
||||
#define CONFIG_BOOTCOMMAND "printenv" |
||||
|
||||
/* Configuration for environment
|
||||
* Environment is embedded in u-boot in the second sector of the flash |
||||
*/ |
||||
#ifndef CONFIG_MONITOR_IS_IN_RAM |
||||
#define CFG_ENV_ADDR 0xF003C000 /* End of 256K */ |
||||
#define CFG_ENV_SECT_SIZE 0x4000 |
||||
#define CFG_ENV_IS_IN_FLASH 1 |
||||
/*
|
||||
#define CFG_ENV_IS_EMBEDDED 1 |
||||
#define CFG_ENV_ADDR_REDUND 0xF0018000 |
||||
#define CFG_ENV_SECT_SIZE_REDUND 0x4000 |
||||
*/ |
||||
#else |
||||
#define CFG_ENV_ADDR 0xFFE04000 |
||||
#define CFG_ENV_SECT_SIZE 0x2000 |
||||
#define CFG_ENV_IS_IN_FLASH 1 |
||||
#endif |
||||
|
||||
//#define CONFIG_COMMANDS ( CONFIG_CMD_DFL & ~(CFG_CMD_LOADS | CFG_CMD_LOADB) )
|
||||
#define CONFIG_COMMANDS ( CONFIG_CMD_DFL & ~(CFG_CMD_LOADB)) |
||||
|
||||
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ |
||||
#include <cmd_confdefs.h> |
||||
|
||||
#define CONFIG_BOOTDELAY 5 |
||||
#define CFG_PROMPT "\nEV123 U-Boot> " |
||||
#define CFG_LONGHELP /* undef to save memory */ |
||||
|
||||
#if (CONFIG_COMMANDS & CFG_CMD_KGDB) |
||||
#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ |
||||
#else |
||||
#define CFG_CBSIZE 256 /* Console I/O Buffer Size */ |
||||
#endif |
||||
#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ |
||||
#define CFG_MAXARGS 16 /* max number of command args */ |
||||
#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ |
||||
|
||||
#define CFG_LOAD_ADDR 0x20000 |
||||
|
||||
#define CFG_MEMTEST_START 0x100000 |
||||
#define CFG_MEMTEST_END 0x400000 |
||||
/*#define CFG_DRAM_TEST 1 */ |
||||
#undef CFG_DRAM_TEST |
||||
|
||||
/* Clock and PLL Configuration */ |
||||
#define CFG_HZ 10000000 |
||||
#define CFG_CLK 58982400 /* 9,8304MHz * 6 */ |
||||
|
||||
/* PLL Configuration: Ext Clock * 6 (see table 9-4 of MCF user manual) */ |
||||
|
||||
#define CFG_MFD 0x01 /* PLL Multiplication Factor Devider */ |
||||
#define CFG_RFD 0x00 /* PLL Reduce Frecuency Devider */ |
||||
|
||||
/*
|
||||
* Low Level Configuration Settings |
||||
* (address mappings, register initial values, etc.) |
||||
* You should know what you are doing if you make changes here. |
||||
*/ |
||||
#define CFG_MBAR 0x40000000 |
||||
|
||||
#define CFG_DISCOVER_PHY |
||||
/* #define CFG_ENET_BD_BASE 0x380000 */ |
||||
|
||||
/*-----------------------------------------------------------------------
|
||||
* Definitions for initial stack pointer and data area (in DPRAM) |
||||
*/ |
||||
#define CFG_INIT_RAM_ADDR 0x20000000 |
||||
#define CFG_INIT_RAM_END 0x10000 /* End of used area in internal SRAM */ |
||||
#define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */ |
||||
#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) |
||||
#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET |
||||
|
||||
/*-----------------------------------------------------------------------
|
||||
* Start addresses for the final memory configuration |
||||
* (Set up by the startup code) |
||||
* Please note that CFG_SDRAM_BASE _must_ start at 0 |
||||
*/ |
||||
#define CFG_SDRAM_BASE1 0x00000000 |
||||
#define CFG_SDRAM_SIZE1 16 /* SDRAM size in MB */ |
||||
|
||||
/*
|
||||
#define CFG_SDRAM_BASE0 CFG_SDRAM_BASE1+CFG_SDRAM_SIZE1*1024*1024 |
||||
#define CFG_SDRAM_SIZE0 16 */ /* SDRAM size in MB */ |
||||
|
||||
#define CFG_SDRAM_BASE CFG_SDRAM_BASE1 |
||||
#define CFG_SDRAM_SIZE CFG_SDRAM_SIZE1 |
||||
|
||||
#define CFG_FLASH_BASE 0xFFE00000 |
||||
#define CFG_INT_FLASH_BASE 0xF0000000 |
||||
|
||||
/* If M5282 port is fully implemented the monitor base will be behind
|
||||
* the vector table. */ |
||||
#if (TEXT_BASE != CFG_INT_FLASH_BASE) |
||||
#define CFG_MONITOR_BASE (TEXT_BASE + 0x400) |
||||
#else |
||||
#define CFG_MONITOR_BASE (TEXT_BASE + 0x418) /* 24 Byte for CFM-Config */ |
||||
#endif |
||||
|
||||
#define CFG_MONITOR_LEN 0x20000 |
||||
#define CFG_MALLOC_LEN (256 << 10) |
||||
#define CFG_BOOTPARAMS_LEN 64*1024 |
||||
|
||||
/*
|
||||
* 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_SECT 35 |
||||
#define CFG_MAX_FLASH_BANKS 2 |
||||
#define CFG_FLASH_ERASE_TOUT 10000000 |
||||
#define CFG_FLASH_PROTECTION |
||||
|
||||
/*-----------------------------------------------------------------------
|
||||
* Cache Configuration |
||||
*/ |
||||
#define CFG_CACHELINE_SIZE 16 |
||||
|
||||
/*-----------------------------------------------------------------------
|
||||
* Memory bank definitions |
||||
*/ |
||||
|
||||
#define CFG_CS0_BASE CFG_FLASH_BASE |
||||
#define CFG_CS0_SIZE 2*1024*1024 |
||||
#define CFG_CS0_WIDTH 16 |
||||
#define CFG_CS0_RO 0 |
||||
#define CFG_CS0_WS 6 |
||||
|
||||
#define CFG_CS3_BASE 0xE0000000 |
||||
#define CFG_CS3_SIZE 1*1024*1024 |
||||
#define CFG_CS3_WIDTH 16 |
||||
#define CFG_CS3_RO 0 |
||||
#define CFG_CS3_WS 6 |
||||
|
||||
/*-----------------------------------------------------------------------
|
||||
* Port configuration |
||||
*/ |
||||
#define CFG_PACNT 0x0000000 /* Port A D[31:24] */ |
||||
#define CFG_PADDR 0x0000000 |
||||
#define CFG_PADAT 0x0000000 |
||||
|
||||
#define CFG_PBCNT 0x0000000 /* Port B D[23:16] */ |
||||
#define CFG_PBDDR 0x0000000 |
||||
#define CFG_PBDAT 0x0000000 |
||||
|
||||
#define CFG_PCCNT 0x0000000 /* Port C D[15:08] */ |
||||
#define CFG_PCDDR 0x0000000 |
||||
#define CFG_PCDAT 0x0000000 |
||||
|
||||
#define CFG_PDCNT 0x0000000 /* Port D D[07:00] */ |
||||
#define CFG_PCDDR 0x0000000 |
||||
#define CFG_PCDAT 0x0000000 |
||||
|
||||
#define CFG_PEHLPAR 0xC0 |
||||
#define CFG_PUAPAR 0x0F /* UA0..UA3 = Uart 0 +1 */ |
||||
#define CFG_DDRUA 0x05 |
||||
#define CFG_PJPAR 0xFF; |
||||
|
||||
/*-----------------------------------------------------------------------
|
||||
* CCM configuration |
||||
*/ |
||||
|
||||
#define CFG_CCM_SIZ 0 |
||||
|
||||
/*---------------------------------------------------------------------*/ |
||||
#endif /* _CONFIG_M5282EVB_H */ |
||||
/*---------------------------------------------------------------------*/ |
||||
Loading…
Reference in new issue