Wolfgang Denk
20 years ago
parent
c2d0ab4da8
commit
c570b2fdf5
@ -0,0 +1,48 @@ |
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#
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# (C) Copyright 2002
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# Sysgo Real-Time Solutions, GmbH <www.elinos.com>
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# Marius Groeger <mgroeger@sysgo.de>
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#
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# See file CREDITS for list of people who contributed to this
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# project.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of
|
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# the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
|
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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# MA 02111-1307 USA
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#
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include $(TOPDIR)/config.mk |
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LIB = lib$(BOARD).a
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OBJS := armadillo.o flash.o
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SOBJS := lowlevel_init.o
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$(LIB): $(OBJS) $(SOBJS) |
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$(AR) crv $@ $(OBJS) $(SOBJS)
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clean: |
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rm -f $(SOBJS) $(OBJS)
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distclean: clean |
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rm -f $(LIB) core *.bak .depend
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#########################################################################
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.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) |
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$(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
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-include .depend |
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#########################################################################
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@ -0,0 +1,62 @@ |
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/*
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* (C) Copyright 2002 |
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* Sysgo Real-Time Solutions, GmbH <www.elinos.com> |
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* Marius Groeger <mgroeger@sysgo.de> |
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* |
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* (C) Copyright 2005 Rowel Atienza <rowel@diwalabs.com> |
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* Armadillo board HT1070 |
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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 <clps7111.h> |
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/* ------------------------------------------------------------------------- */ |
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/*
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* Miscelaneous platform dependent initialisations |
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*/ |
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int board_init (void) |
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{ |
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DECLARE_GLOBAL_DATA_PTR; |
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/* Activate LED flasher */ |
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IO_LEDFLSH = 0x40; |
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/* arch number MACH_TYPE_ARMADILLO - not official*/ |
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gd->bd->bi_arch_number = 83; |
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/* location of boot parameters */ |
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gd->bd->bi_boot_params = 0xc0000100; |
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return 0; |
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} |
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int dram_init (void) |
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{ |
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DECLARE_GLOBAL_DATA_PTR; |
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gd->bd->bi_dram[0].start = PHYS_SDRAM_1; |
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gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; |
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return (0); |
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} |
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@ -0,0 +1,29 @@ |
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#
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# (C) Copyright 2000
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# Sysgo Real-Time Solutions, GmbH <www.elinos.com>
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# Marius Groeger <mgroeger@sysgo.de>
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#
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# (C) Copyright 2000
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# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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#
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# See file CREDITS for list of people who contributed to this
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# project.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of
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# the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
|
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# along with this program; if not, write to the Free Software
|
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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# MA 02111-1307 USA
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#
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#address where u-boot will be relocated
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TEXT_BASE = 0xc0f80000
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@ -0,0 +1,336 @@ |
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/*
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* (C) Copyright 2002 |
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* Sysgo Real-Time Solutions, GmbH <www.elinos.com> |
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* Marius Groeger <mgroeger@sysgo.de> |
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* |
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* (C) Copyright 2005 Rowel Atienza <rowel@diwalabs.com> |
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* Flash driver for armadillo board HT1070 |
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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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#define FLASH_BANK_SIZE 0x400000 |
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/*value used by hermit is 0x200*/ |
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/*document says sector size is either 64k in low mem reg and 8k in high mem reg*/ |
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#define MAIN_SECT_SIZE 0x10000 |
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#define UNALIGNED_MASK (3) |
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#define FL_WORD(addr) (*(volatile unsigned short*)(addr)) |
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#define FLASH_TIMEOUT 20000000 |
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flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; |
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/*-----------------------------------------------------------------------
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*/ |
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ulong flash_init (void) |
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{ |
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int i, j; |
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ulong size = 0; |
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for (i = 0; i < CFG_MAX_FLASH_BANKS; i++) { |
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ulong flashbase = 0; |
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flash_info[i].flash_id = (FUJ_MANUFACT & FLASH_VENDMASK); |
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/*(INTEL_ID_28F128J3 & FLASH_TYPEMASK); */ |
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flash_info[i].size = FLASH_BANK_SIZE; |
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flash_info[i].sector_count = CFG_MAX_FLASH_SECT; |
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memset (flash_info[i].protect, 0, CFG_MAX_FLASH_SECT); |
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if (i == 0) |
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flashbase = PHYS_FLASH_1; |
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else |
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panic ("configured too many flash banks!\n"); |
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for (j = 0; j < flash_info[i].sector_count; j++) { |
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flash_info[i].start[j] = |
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flashbase + j * MAIN_SECT_SIZE; |
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} |
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size += flash_info[i].size; |
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} |
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/* Protect monitor and environment sectors
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*/ |
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flash_protect (FLAG_PROTECT_SET, |
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CFG_FLASH_BASE, |
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CFG_FLASH_BASE + monitor_flash_len - 1, |
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&flash_info[0]); |
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flash_protect (FLAG_PROTECT_SET, |
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CFG_ENV_ADDR, |
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CFG_ENV_ADDR + CFG_ENV_SIZE - 1, &flash_info[0]); |
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return size; |
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} |
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/*-----------------------------------------------------------------------
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*/ |
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void flash_print_info (flash_info_t * info) |
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{ |
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int i; |
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switch (info->flash_id & FLASH_VENDMASK) { |
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case (FUJ_MANUFACT & FLASH_VENDMASK): |
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printf ("Fujitsu: "); |
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break; |
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default: |
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printf ("Unknown Vendor "); |
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break; |
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} |
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/*
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switch (info->flash_id & FLASH_TYPEMASK) { |
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case (INTEL_ID_28F128J3 & FLASH_TYPEMASK): |
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printf ("28F128J3 (128Mbit)\n"); |
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break; |
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default: |
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printf ("Unknown Chip Type\n"); |
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goto Done; |
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break; |
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} |
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*/ |
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printf (" Size: %ld MB in %d Sectors\n", |
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info->size >> 20, info->sector_count); |
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printf (" Sector Start Addresses:"); |
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for (i = 0; i < info->sector_count; i++) { |
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if ((i % 5) == 0) { |
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printf ("\n "); |
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} |
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printf (" %08lX%s", info->start[i], |
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info->protect[i] ? " (RO)" : " "); |
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} |
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printf ("\n"); |
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Done: |
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} |
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/*
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* * Loop until both write state machines complete. |
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* */ |
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static unsigned short flash_status_wait (unsigned long addr, |
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unsigned short value) |
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{ |
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unsigned short status; |
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long timeout = FLASH_TIMEOUT; |
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while (((status = (FL_WORD (addr))) != value) && timeout > 0) { |
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timeout--; |
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} |
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return status; |
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} |
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/*
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* Loop until the Write State machine is ready, then do a full error |
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* check. Clear status and leave the flash in Read Array mode; return |
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* 0 for no error, -1 for error. |
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*/ |
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static int flash_status_full_check (unsigned long addr, unsigned short value1, |
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unsigned short value2) |
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{ |
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unsigned short status1, status2; |
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status1 = flash_status_wait (addr, value1); |
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status2 = flash_status_wait (addr + 2, value2); |
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return (status1 != value1 || status2 != value2) ? -1 : 0; |
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} |
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/*-----------------------------------------------------------------------
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*/ |
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int flash_erase (flash_info_t * info, int s_first, int s_last) |
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{ |
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int flag, prot, sect; |
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int rc = ERR_OK; |
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unsigned long base; |
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unsigned long addr; |
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if ((info->flash_id & FLASH_VENDMASK) != |
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(FUJ_MANUFACT & FLASH_VENDMASK)) { |
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return ERR_UNKNOWN_FLASH_VENDOR; |
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} |
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prot = 0; |
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for (sect = s_first; sect <= s_last; ++sect) { |
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if (info->protect[sect]) { |
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prot++; |
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} |
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} |
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if (prot) |
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return ERR_PROTECTED; |
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/*
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* Disable interrupts which might cause a timeout |
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* here. Remember that our exception vectors are |
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* at address 0 in the flash, and we don't want a |
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* (ticker) exception to happen while the flash |
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* chip is in programming mode. |
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*/ |
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flag = disable_interrupts (); |
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printf ("Erasing %d sectors starting at sector %2d.\n" |
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"This make take some time ... ", |
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s_last - s_first, sect); |
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/* Start erase on unprotected sectors */ |
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for (sect = s_first; sect <= s_last && !ctrlc (); sect++) { |
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/* ARM simple, non interrupt dependent timer */ |
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reset_timer_masked (); |
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if (info->protect[sect] == 0) { /* not protected */ |
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addr = sect * MAIN_SECT_SIZE; |
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addr &= ~(unsigned long) UNALIGNED_MASK; /* word align */ |
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base = addr & 0xF0000000; |
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FL_WORD (base + (0x555 << 1)) = 0xAA; |
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FL_WORD (base + (0x2AA << 1)) = 0x55; |
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FL_WORD (base + (0x555 << 1)) = 0x80; |
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FL_WORD (base + (0x555 << 1)) = 0xAA; |
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FL_WORD (base + (0x2AA << 1)) = 0x55; |
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FL_WORD (addr) = 0x30; |
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if (flash_status_full_check (addr, 0xFFFF, 0xFFFF)) |
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return ERR_PROTECTED; |
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} |
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} |
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printf ("\nDone.\n"); |
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if (ctrlc ()) |
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printf ("User Interrupt!\n"); |
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/* allow flash to settle - wait 10 ms */ |
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udelay_masked (10000); |
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if (flag) |
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enable_interrupts (); |
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return rc; |
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} |
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/*-----------------------------------------------------------------------
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* Copy memory to flash |
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*/ |
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static int write_word (flash_info_t * info, ulong dest, ushort data) |
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{ |
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int flag; |
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unsigned long base; |
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/* Check if Flash is (sufficiently) erased
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*/ |
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if ((FL_WORD (dest) & data) != data) |
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return ERR_NOT_ERASED; |
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/*if(dest & UNALIGNED_MASK) return ERR_ALIGN; */ |
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/*
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* Disable interrupts which might cause a timeout |
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* here. Remember that our exception vectors are |
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* at address 0 in the flash, and we don't want a |
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* (ticker) exception to happen while the flash |
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* chip is in programming mode. |
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*/ |
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flag = disable_interrupts (); |
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/* arm simple, non interrupt dependent timer */ |
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reset_timer_masked (); |
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base = dest & 0xF0000000; |
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FL_WORD (base + (0x555 << 1)) = 0xAA; |
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FL_WORD (base + (0x2AA << 1)) = 0x55; |
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FL_WORD (base + (0x555 << 1)) = 0xA0; |
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FL_WORD (dest) = data; |
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/*printf("writing 0x%p = 0x%x\n",dest,data); */ |
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if (flash_status_wait (dest, data) != data) |
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return ERR_PROG_ERROR; |
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if (flag) |
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enable_interrupts (); |
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return ERR_OK; |
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} |
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/*-----------------------------------------------------------------------
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* Copy memory to flash. |
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*/ |
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int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) |
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{ |
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ulong cp, wp; |
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ushort data; |
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int l; |
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int i, rc; |
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wp = (addr & ~1); /* get lower word aligned address */ |
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printf ("Writing %d short data to 0x%p from 0x%p.\n ", cnt, wp, src); |
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/*
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* handle unaligned start bytes |
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*/ |
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if ((l = addr - wp) != 0) { |
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data = 0; |
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for (i = 0, cp = wp; i < l; ++i, ++cp) { |
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data = (data >> 8) | (*(uchar *) cp << 8); |
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} |
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for (; i < 2 && cnt > 0; ++i) { |
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data = (data >> 8) | (*src++ << 8); |
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--cnt; |
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++cp; |
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} |
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for (; cnt == 0 && i < 2; ++i, ++cp) { |
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data = (data >> 8) | (*(uchar *) cp << 8); |
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} |
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if ((rc = write_word (info, wp, data)) != 0) { |
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return (rc); |
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} |
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wp += 2; |
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} |
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|
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/*
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* handle word aligned part |
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*/ |
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while (cnt >= 2) { |
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data = *((vu_short *) src); |
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if ((rc = write_word (info, wp, data)) != 0) { |
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return (rc); |
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} |
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src += 2; |
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wp += 2; |
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cnt -= 2; |
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} |
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|
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if (cnt == 0) { |
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printf ("\nDone.\n"); |
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return ERR_OK; |
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} |
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|
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/*
|
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* handle unaligned tail bytes |
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*/ |
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data = 0; |
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for (i = 0, cp = wp; i < 2 && cnt > 0; ++i, ++cp) { |
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data = (data >> 8) | (*src++ << 8); |
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--cnt; |
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} |
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for (; i < 2; ++i, ++cp) { |
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data = (data >> 8) | (*(uchar *) cp << 8); |
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} |
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|
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return write_word (info, wp, data); |
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} |
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@ -0,0 +1,66 @@ |
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/* |
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* Initialization stuff - taken from hermit |
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* (C) Copyright 2005 Rowel Atienza <rowel@diwalabs.com>
|
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* Armadillo board HT1070 |
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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, |
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* MA 02111-1307 USA |
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*/ |
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|
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|
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#include <config.h> |
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#include <version.h> |
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|
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|
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/* some parameters for the board */ |
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/* setting up the memory */ |
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#define SRAM_START 0x60000000 |
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#define SRAM_SIZE 0x0000c000 |
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.globl lowlevel_init
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lowlevel_init: |
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mov r0, #0x70 /* 32-bit code + data, MMU mandatory */ |
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mcr p15, 0, r0, c1, c0, 0 /* MMU init */ |
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|
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mov r0, #0 |
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mcr p15, 0, r0, c7, c7, 0 /* flush v3/v4 cache */ |
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mcr p15, 0, r0, c8, c7, 0 /* flush v4 TLB */ |
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|
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mov r0, #0x80000000 /* I/O base */ |
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|
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mov r1, #0x6 /* CLKCTL_73 in SYSCON3 */ |
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add r2, r0, #0x2200 /* address of SYSCON3 in r2 */ |
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str r1, [r2] /* set clock speed to 73.728 MHz */ |
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|
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mov r1, #0x81 /* 64KHz DRAM refresh period */ |
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str r1, [r0, #0x200] /* set DRFPR */ |
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|
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mov r1, #0x500 /* permanent enable, 16bits wide */ |
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add r1, r1, #0x42 /* 128Mbit, CAS lat = 2 SDRAM */ |
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add r2, r0, #0x2300 /* load address in r2 */ |
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str r1, [r2] |
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|
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mov r1, #0x100 /* SDRAM refresh rate */ |
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add r2, r0, #0x2340 /* load address in r2 */ |
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str r1, [r2] |
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|
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mov sp, #SRAM_START /* init stack pointer */ |
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add sp, sp, #SRAM_SIZE |
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|
||||
/* everything is fine now */ |
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mov pc, lr |
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@ -0,0 +1,55 @@ |
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/* |
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* (C) Copyright 2000 |
||||
* Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
||||
* |
||||
* See file CREDITS for list of people who contributed to this |
||||
* project. |
||||
* |
||||
* This program is free software; you can redistribute it and/or |
||||
* modify it under the terms of the GNU General Public License as |
||||
* published by the Free Software Foundation; either version 2 of |
||||
* the License, or (at your option) any later version. |
||||
* |
||||
* This program is distributed in the hope that it will be useful, |
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||||
* GNU General Public License for more details. |
||||
* |
||||
* You should have received a copy of the GNU General Public License |
||||
* along with this program; if not, write to the Free Software |
||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
||||
* MA 02111-1307 USA |
||||
*/ |
||||
|
||||
OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm") |
||||
OUTPUT_ARCH(arm) |
||||
ENTRY(_start) |
||||
SECTIONS |
||||
{ |
||||
. = 0x00000000; |
||||
|
||||
. = ALIGN(4); |
||||
.text : |
||||
{ |
||||
cpu/arm720t/start.o (.text) |
||||
*(.text) |
||||
} |
||||
|
||||
. = ALIGN(4); |
||||
.rodata : { *(.rodata) } |
||||
|
||||
. = ALIGN(4); |
||||
.data : { *(.data) } |
||||
|
||||
. = ALIGN(4); |
||||
.got : { *(.got) } |
||||
|
||||
__u_boot_cmd_start = .; |
||||
.u_boot_cmd : { *(.u_boot_cmd) } |
||||
__u_boot_cmd_end = .; |
||||
|
||||
. = ALIGN(4); |
||||
__bss_start = .; |
||||
.bss : { *(.bss) } |
||||
_end = .; |
||||
} |
||||
@ -0,0 +1,149 @@ |
||||
/*
|
||||
* (C) Copyright 2000 |
||||
* Sysgo Real-Time Solutions, GmbH <www.elinos.com> |
||||
* Marius Groeger <mgroeger@sysgo.de> |
||||
* |
||||
* Configuation settings for the EP7312 board. |
||||
* |
||||
* Modified to work on Armadillo HT1070 ARM720T board |
||||
* (C) Copyright 2005 Rowel Atienza rowel@diwalabs.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 |
||||
*/ |
||||
|
||||
#ifndef __CONFIG_H |
||||
#define __CONFIG_H |
||||
|
||||
/*
|
||||
* If we are developing, we might want to start armboot from ram |
||||
* so we MUST NOT initialize critical regs like mem-timing ... |
||||
*/ |
||||
/*#define CONFIG_INIT_CRITICAL*/ /* undef for developing */ |
||||
|
||||
/*
|
||||
* High Level Configuration Options |
||||
* (easy to change) |
||||
*/ |
||||
#define CONFIG_ARM7 1 /* This is a ARM7 CPU */ |
||||
#define CONFIG_ARMADILLO 1 /* on an Armadillo Board */ |
||||
#define CONFIG_ARM_THUMB 1 /* this is an ARM720TDMI */ |
||||
#undef CONFIG_ARM7_REVD /* disable ARM720 REV.D Workarounds */ |
||||
|
||||
#undef CONFIG_USE_IRQ /* don't need them anymore */ |
||||
|
||||
/*
|
||||
* Size of malloc() pool |
||||
*/ |
||||
#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024) |
||||
#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ |
||||
|
||||
/*
|
||||
* Hardware drivers |
||||
*/ |
||||
#define CONFIG_DRIVER_CS8900 1 /* we have a CS8900 on-board */ |
||||
#define CS8900_BASE 0x20000300 /* armadillo board */ |
||||
#define CS8900_BUS16 1 |
||||
#undef CS8900_BUS32 |
||||
|
||||
/*
|
||||
* select serial console configuration |
||||
*/ |
||||
#define CONFIG_SERIAL1 1 /* we use Serial line 1 */ |
||||
|
||||
/* allow to overwrite serial and ethaddr */ |
||||
#define CONFIG_ENV_OVERWRITE |
||||
|
||||
#define CONFIG_BAUDRATE 115200 |
||||
|
||||
#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT|CONFIG_BOOTP_BOOTFILESIZE) |
||||
|
||||
#define CONFIG_COMMANDS (CONFIG_CMD_DFL) /* | CFG_CMD_JFFS2)*/ |
||||
|
||||
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ |
||||
#include <cmd_confdefs.h> |
||||
|
||||
#define CONFIG_BOOTDELAY 3 |
||||
#define CONFIG_BOOTARGS "root=/dev/ram0 rootfstype=ext2 console=ttyAM0,115200" |
||||
|
||||
#define CONFIG_BOOTCOMMAND "bootm 40000 180000" |
||||
|
||||
/*
|
||||
* Miscellaneous configurable options |
||||
*/ |
||||
#define CFG_LONGHELP /* undef to save memory */ |
||||
#define CFG_PROMPT "ARMADILLO # " /* Monitor Command Prompt */ |
||||
#define CFG_CBSIZE 256 /* Console I/O Buffer Size */ |
||||
#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ |
||||
#define CFG_MAXARGS 16 /* max number of command args */ |
||||
#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ |
||||
|
||||
#define CFG_MEMTEST_START 0xc0400000 /* memtest works on */ |
||||
#define CFG_MEMTEST_END 0xc0800000 /* 4 ... 8 MB in DRAM */ |
||||
|
||||
#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */ |
||||
|
||||
#define CFG_LOAD_ADDR 0x00040000 /* default load address for armadillo: kernel img is here*/ |
||||
|
||||
#define CFG_HZ 2000 /* decrementer freq: 2 kHz */ |
||||
|
||||
/* valid baudrates */ |
||||
#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } |
||||
|
||||
/*-----------------------------------------------------------------------
|
||||
* Stack sizes |
||||
* |
||||
* The stack sizes are set up in start.S using the settings below |
||||
*/ |
||||
#define CONFIG_STACKSIZE (128*1024) /* regular stack */ |
||||
#ifdef CONFIG_USE_IRQ |
||||
#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */ |
||||
#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */ |
||||
#endif |
||||
|
||||
/*-----------------------------------------------------------------------
|
||||
* Physical Memory Map |
||||
*/ |
||||
#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */ |
||||
#define PHYS_SDRAM_1 0xc0000000 /* SDRAM Bank #1 */ |
||||
#define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB armadillo SDRAM */ |
||||
|
||||
#define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */ |
||||
#define PHYS_FLASH_SIZE 0x00400000 /* 4 MB */ |
||||
|
||||
#define CFG_FLASH_BASE PHYS_FLASH_1 |
||||
|
||||
/*-----------------------------------------------------------------------
|
||||
* FLASH and environment organization |
||||
*/ |
||||
#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ |
||||
#define CFG_MAX_FLASH_SECT 512 /* max number of sectors on one chip */ |
||||
|
||||
/* timeout values are in ticks */ |
||||
#define CFG_FLASH_ERASE_TOUT (2*CFG_HZ) /* Timeout for Flash Erase */ |
||||
#define CFG_FLASH_WRITE_TOUT (2*CFG_HZ) /* Timeout for Flash Write */ |
||||
|
||||
#define CFG_ENV_IS_IN_FLASH 1 |
||||
#define CFG_ENV_ADDR (PHYS_FLASH_1 + 0x20000) /* Addr of Environment Sector */ |
||||
#define CFG_ENV_SIZE 0x20000 /* Total Size of Environment Sector */ |
||||
|
||||
#define CONFIG_CMDLINE_TAG |
||||
#define CONFIG_SETUP_MEMORY_TAGS |
||||
#define CONFIG_INITRD_TAG |
||||
|
||||
#endif /* __CONFIG_H */ |
||||
Loading…
Reference in new issue