2002-11-03 00:38:21 +00:00
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/*
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2004-07-10 23:02:23 +00:00
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* (C) Copyright 2000
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* Murray Jensen <Murray.Jensen@cmst.csiro.au>
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2002-11-03 00:38:21 +00:00
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*
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2004-07-10 23:02:23 +00:00
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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 2001
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* Advent Networks, Inc. <http://www.adventnetworks.com>
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* Jay Monkman <jtm@smoothsmoothie.com>
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*
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* Configuration settings for the WindRiver SBC8260 board.
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* See http://www.windriver.com/products/html/sbc8260.html
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2002-11-03 00:38:21 +00:00
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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 __CONFIG_H
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#define __CONFIG_H
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2004-07-10 23:02:23 +00:00
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/* Enable debug prints */
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#undef DEBUG /* General debug */
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#undef DEBUG_BOOTP_EXT /* Debug received vendor fields */
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2002-11-03 00:38:21 +00:00
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2004-07-10 23:02:23 +00:00
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/*****************************************************************************
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*
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* These settings must match the way _your_ board is set up
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*
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*****************************************************************************/
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2002-11-03 00:38:21 +00:00
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2004-07-10 23:02:23 +00:00
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/* What is the oscillator's (UX2) frequency in Hz? */
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#define CONFIG_8260_CLKIN (66 * 1000 * 1000)
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/*-----------------------------------------------------------------------
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* MODCK_H & MODCLK[1-3] - Ref: Section 9.2 in MPC8206 User Manual
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*-----------------------------------------------------------------------
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* What should MODCK_H be? It is dependent on the oscillator
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* frequency, MODCK[1-3], and desired CPM and core frequencies.
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* Here are some example values (all frequencies are in MHz):
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*
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* MODCK_H MODCK[1-3] Osc CPM Core S2-6 S2-7 S2-8
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* ------- ---------- --- --- ---- ----- ----- -----
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* 0x1 0x5 33 100 133 Open Close Open
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* 0x1 0x6 33 100 166 Open Open Close
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* 0x1 0x7 33 100 200 Open Open Open
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*
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* 0x2 0x2 33 133 133 Close Open Close
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* 0x2 0x3 33 133 166 Close Open Open
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* 0x2 0x4 33 133 200 Open Close Close
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* 0x2 0x5 33 133 233 Open Close Open
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* 0x2 0x6 33 133 266 Open Open Close
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*
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* 0x5 0x5 66 133 133 Open Close Open
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* 0x5 0x6 66 133 166 Open Open Close
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* 0x5 0x7 66 133 200 Open Open Open
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* 0x6 0x0 66 133 233 Close Close Close
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* 0x6 0x1 66 133 266 Close Close Open
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* 0x6 0x2 66 133 300 Close Open Close
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*/
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#define CFG_SBC_MODCK_H 0x05
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2002-11-03 00:38:21 +00:00
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2004-07-10 23:02:23 +00:00
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/* Define this if you want to boot from 0x00000100. If you don't define
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* this, you will need to program the bootloader to 0xfff00000, and
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* get the hardware reset config words at 0xfe000000. The simplest
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* way to do that is to program the bootloader at both addresses.
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* It is suggested that you just let U-Boot live at 0x00000000.
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*/
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#define CFG_SBC_BOOT_LOW 1
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2002-11-03 00:38:21 +00:00
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2004-07-10 23:02:23 +00:00
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/* What should the base address of the main FLASH be and how big is
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* it (in MBytes)? This must contain TEXT_BASE from board/sbc8260/config.mk
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* The main FLASH is whichever is connected to *CS0. U-Boot expects
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* this to be the SIMM.
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*/
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#define CFG_FLASH0_BASE 0x40000000
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#define CFG_FLASH0_SIZE 4
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2002-11-03 00:38:21 +00:00
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2004-07-10 23:02:23 +00:00
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/* What should the base address of the secondary FLASH be and how big
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* is it (in Mbytes)? The secondary FLASH is whichever is connected
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* to *CS6. U-Boot expects this to be the on board FLASH. If you don't
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* want it enabled, don't define these constants.
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*/
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#define CFG_FLASH1_BASE 0x60000000
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#define CFG_FLASH1_SIZE 2
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2002-11-03 00:38:21 +00:00
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2004-07-10 23:02:23 +00:00
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/* What should be the base address of SDRAM DIMM and how big is
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* it (in Mbytes)?
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*/
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#define CFG_SDRAM0_BASE 0x00000000
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#define CFG_SDRAM0_SIZE 64
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2002-11-03 00:38:21 +00:00
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2004-07-10 23:02:23 +00:00
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/* What should be the base address of the LEDs and switch S0?
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* If you don't want them enabled, don't define this.
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2002-11-03 00:38:21 +00:00
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*/
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2004-07-10 23:02:23 +00:00
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#define CFG_LED_BASE 0xa0000000
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2002-11-03 00:38:21 +00:00
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2004-07-10 23:02:23 +00:00
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/*
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* SBC8260 with 16 MB DIMM:
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*
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* 0x0000 0000 Exception Vector code, 8k
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* :
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* 0x0000 1FFF
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* 0x0000 2000 Free for Application Use
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* :
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* :
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*
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* :
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* :
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* 0x00F5 FF30 Monitor Stack (Growing downward)
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* Monitor Stack Buffer (0x80)
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* 0x00F5 FFB0 Board Info Data
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* 0x00F6 0000 Malloc Arena
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* : CFG_ENV_SECT_SIZE, 256k
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* : CFG_MALLOC_LEN, 128k
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* 0x00FC 0000 RAM Copy of Monitor Code
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* : CFG_MONITOR_LEN, 256k
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* 0x00FF FFFF [End of RAM], CFG_SDRAM_SIZE - 1
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*/
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2002-11-03 00:38:21 +00:00
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2004-07-10 23:02:23 +00:00
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/*
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* SBC8260 with 64 MB DIMM:
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*
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* 0x0000 0000 Exception Vector code, 8k
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* :
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* 0x0000 1FFF
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* 0x0000 2000 Free for Application Use
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* :
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* :
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*
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* :
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* :
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* 0x03F5 FF30 Monitor Stack (Growing downward)
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* Monitor Stack Buffer (0x80)
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* 0x03F5 FFB0 Board Info Data
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* 0x03F6 0000 Malloc Arena
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* : CFG_ENV_SECT_SIZE, 256k
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* : CFG_MALLOC_LEN, 128k
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* 0x03FC 0000 RAM Copy of Monitor Code
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* : CFG_MONITOR_LEN, 256k
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* 0x03FF FFFF [End of RAM], CFG_SDRAM_SIZE - 1
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*/
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2002-11-03 00:38:21 +00:00
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2004-07-10 23:02:23 +00:00
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/*
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* select serial console configuration
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*
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* if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
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* CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
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* for SCC).
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*
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* if CONFIG_CONS_NONE is defined, then the serial console routines must
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* defined elsewhere.
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*/
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#define CONFIG_CONS_ON_SMC 1 /* define if console on SMC */
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#undef CONFIG_CONS_ON_SCC /* define if console on SCC */
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#undef CONFIG_CONS_NONE /* define if console on neither */
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#define CONFIG_CONS_INDEX 1 /* which SMC/SCC channel for console */
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2002-11-03 00:38:21 +00:00
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/*
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2004-07-10 23:02:23 +00:00
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* select ethernet configuration
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*
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* if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then
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* CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3
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* for FCC)
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*
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* if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
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* defined elsewhere (as for the console), or CFG_CMD_NET must be removed
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* from CONFIG_COMMANDS to remove support for networking.
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2002-11-03 00:38:21 +00:00
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*/
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2004-07-10 23:02:23 +00:00
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#undef CONFIG_ETHER_ON_SCC
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#define CONFIG_ETHER_ON_FCC
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#undef CONFIG_ETHER_NONE /* define if ethernet on neither */
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2002-11-03 00:38:21 +00:00
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2004-07-10 23:02:23 +00:00
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#ifdef CONFIG_ETHER_ON_SCC
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#define CONFIG_ETHER_INDEX 1 /* which SCC/FCC channel for ethernet */
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#endif /* CONFIG_ETHER_ON_SCC */
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2002-11-03 00:38:21 +00:00
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2004-07-10 23:02:23 +00:00
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#ifdef CONFIG_ETHER_ON_FCC
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#define CONFIG_ETHER_INDEX 2 /* which SCC/FCC channel for ethernet */
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#undef CONFIG_ETHER_LOOPBACK_TEST /* Ethernet external loopback test */
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#define CONFIG_MII /* MII PHY management */
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#define CONFIG_BITBANGMII /* bit-bang MII PHY management */
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/*
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* Port pins used for bit-banged MII communictions (if applicable).
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*/
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#define MDIO_PORT 2 /* Port C */
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#define MDIO_ACTIVE (iop->pdir |= 0x00400000)
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#define MDIO_TRISTATE (iop->pdir &= ~0x00400000)
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#define MDIO_READ ((iop->pdat & 0x00400000) != 0)
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2002-11-03 00:38:21 +00:00
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2004-07-10 23:02:23 +00:00
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#define MDIO(bit) if(bit) iop->pdat |= 0x00400000; \
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else iop->pdat &= ~0x00400000
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2002-11-03 00:38:21 +00:00
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2004-07-10 23:02:23 +00:00
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#define MDC(bit) if(bit) iop->pdat |= 0x00200000; \
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else iop->pdat &= ~0x00200000
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2002-11-03 00:38:21 +00:00
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2004-07-10 23:02:23 +00:00
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#define MIIDELAY udelay(1)
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#endif /* CONFIG_ETHER_ON_FCC */
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2002-11-03 00:38:21 +00:00
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2004-07-10 23:02:23 +00:00
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#if defined(CONFIG_ETHER_ON_SCC) && (CONFIG_ETHER_INDEX == 1)
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2002-11-03 00:38:21 +00:00
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2004-07-10 23:02:23 +00:00
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/*
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* - RX clk is CLK11
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* - TX clk is CLK12
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*/
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# define CFG_CMXSCR_VALUE (CMXSCR_RS1CS_CLK11 | CMXSCR_TS1CS_CLK12)
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2002-11-03 00:38:21 +00:00
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2004-07-10 23:02:23 +00:00
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#elif defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 2)
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2002-11-03 00:38:21 +00:00
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2004-07-10 23:02:23 +00:00
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/*
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* - Rx-CLK is CLK13
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* - Tx-CLK is CLK14
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* - Select bus for bd/buffers (see 28-13)
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* - Enable Full Duplex in FSMR
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*/
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# define CFG_CMXFCR_MASK (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK)
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# define CFG_CMXFCR_VALUE (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14)
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# define CFG_CPMFCR_RAMTYPE 0
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# define CFG_FCC_PSMR (FCC_PSMR_FDE | FCC_PSMR_LPB)
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2002-11-03 00:38:21 +00:00
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2004-07-10 23:02:23 +00:00
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#endif /* CONFIG_ETHER_ON_FCC, CONFIG_ETHER_INDEX */
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/*
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* Select SPI support configuration
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*/
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#undef CONFIG_SPI /* Disable SPI driver */
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2002-11-03 00:38:21 +00:00
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2004-07-10 23:02:23 +00:00
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/*
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* Select i2c support configuration
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*
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* Supported configurations are {none, software, hardware} drivers.
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* If the software driver is chosen, there are some additional
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* configuration items that the driver uses to drive the port pins.
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*/
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#undef CONFIG_HARD_I2C /* I2C with hardware support */
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#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
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#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
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#define CFG_I2C_SLAVE 0x7F
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/*
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* Software (bit-bang) I2C driver configuration
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*/
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#ifdef CONFIG_SOFT_I2C
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#define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
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#define I2C_ACTIVE (iop->pdir |= 0x00010000)
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#define I2C_TRISTATE (iop->pdir &= ~0x00010000)
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#define I2C_READ ((iop->pdat & 0x00010000) != 0)
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#define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \
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else iop->pdat &= ~0x00010000
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#define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \
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else iop->pdat &= ~0x00020000
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#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
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#endif /* CONFIG_SOFT_I2C */
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/* Define this to reserve an entire FLASH sector (256 KB) for
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* environment variables. Otherwise, the environment will be
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* put in the same sector as U-Boot, and changing variables
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* will erase U-Boot temporarily
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*/
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#define CFG_ENV_IN_OWN_SECT 1
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2002-11-03 00:38:21 +00:00
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|
|
|
2004-07-10 23:02:23 +00:00
|
|
|
/* Define to allow the user to overwrite serial and ethaddr */
|
|
|
|
|
#define CONFIG_ENV_OVERWRITE
|
2002-11-03 00:38:21 +00:00
|
|
|
|
2004-07-10 23:02:23 +00:00
|
|
|
/* What should the console's baud rate be? */
|
2002-11-03 00:38:21 +00:00
|
|
|
#define CONFIG_BAUDRATE 9600
|
|
|
|
|
|
2004-07-10 23:02:23 +00:00
|
|
|
/* Ethernet MAC address
|
|
|
|
|
* Note: We are using the EST Corporation OUI (00:a0:1e:xx:xx:xx)
|
|
|
|
|
* http://standards.ieee.org/regauth/oui/index.shtml
|
|
|
|
|
*/
|
|
|
|
|
#define CONFIG_ETHADDR 00:a0:1e:a8:7b:cb
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
* Define this to set the last octet of the ethernet address from the
|
|
|
|
|
* DS0-DS7 switch and light the LEDs with the result. The DS0-DS7
|
|
|
|
|
* switch and the LEDs are backwards with respect to each other. DS7
|
|
|
|
|
* is on the board edge side of both the LED strip and the DS0-DS7
|
|
|
|
|
* switch.
|
|
|
|
|
*/
|
|
|
|
|
#undef CONFIG_MISC_INIT_R
|
2002-11-03 00:38:21 +00:00
|
|
|
|
2004-07-10 23:02:23 +00:00
|
|
|
/* Set to a positive value to delay for running BOOTCOMMAND */
|
|
|
|
|
#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
|
2002-11-03 00:38:21 +00:00
|
|
|
|
2004-07-10 23:02:23 +00:00
|
|
|
/* Be selective on what keys can delay or stop the autoboot process
|
|
|
|
|
* To stop use: " "
|
|
|
|
|
*/
|
|
|
|
|
#undef CONFIG_AUTOBOOT_KEYED
|
|
|
|
|
#ifdef CONFIG_AUTOBOOT_KEYED
|
|
|
|
|
# define CONFIG_AUTOBOOT_PROMPT "Autobooting in %d seconds, press \" \" to stop\n"
|
|
|
|
|
# define CONFIG_AUTOBOOT_STOP_STR " "
|
|
|
|
|
# undef CONFIG_AUTOBOOT_DELAY_STR
|
|
|
|
|
# define DEBUG_BOOTKEYS 0
|
2002-11-03 00:38:21 +00:00
|
|
|
#endif
|
|
|
|
|
|
2004-07-10 23:02:23 +00:00
|
|
|
/* Define this to contain any number of null terminated strings that
|
|
|
|
|
* will be part of the default enviroment compiled into the boot image.
|
|
|
|
|
*
|
|
|
|
|
* Variable Usage
|
|
|
|
|
* -------------- -------------------------------------------------------
|
|
|
|
|
* serverip server IP address
|
|
|
|
|
* ipaddr my IP address
|
|
|
|
|
* reprog Reload flash with a new copy of U-Boot
|
|
|
|
|
* zapenv Erase the environment area in flash
|
|
|
|
|
* root-on-initrd Set the bootcmd variable to allow booting of an initial
|
|
|
|
|
* ram disk.
|
|
|
|
|
* root-on-nfs Set the bootcmd variable to allow booting of a NFS
|
|
|
|
|
* mounted root filesystem.
|
|
|
|
|
* boot-hook Convenient stub to do something useful before the
|
|
|
|
|
* bootm command is executed.
|
|
|
|
|
*
|
|
|
|
|
* Example usage of root-on-initrd and root-on-nfs :
|
|
|
|
|
*
|
|
|
|
|
* Note: The lines have been wrapped to improved its readability.
|
|
|
|
|
*
|
|
|
|
|
* => printenv bootcmd
|
|
|
|
|
* bootcmd=version;echo;bootp;setenv bootargs root=/dev/nfs rw
|
|
|
|
|
* nfsroot=$(serverip):$(rootpath)
|
|
|
|
|
* ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;run boot-hook;bootm
|
|
|
|
|
*
|
|
|
|
|
* => run root-on-initrd
|
|
|
|
|
* => printenv bootcmd
|
|
|
|
|
* bootcmd=version;echo;bootp;setenv bootargs root=/dev/ram0 rw
|
|
|
|
|
* ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;run boot-hook;bootm
|
|
|
|
|
*
|
|
|
|
|
* => run root-on-nfs
|
|
|
|
|
* => printenv bootcmd
|
|
|
|
|
* bootcmd=version;echo;bootp;setenv bootargs root=/dev/nfs rw
|
|
|
|
|
* nfsroot=$(serverip):$(rootpath)
|
|
|
|
|
* ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;run boot-hook;bootm
|
|
|
|
|
*
|
|
|
|
|
*/
|
|
|
|
|
#define CONFIG_EXTRA_ENV_SETTINGS \
|
2004-07-11 21:49:42 +00:00
|
|
|
"serverip=192.168.123.205\0" \
|
2004-07-10 23:02:23 +00:00
|
|
|
"ipaddr=192.168.123.213\0" \
|
|
|
|
|
"reprog="\
|
|
|
|
|
"bootp;" \
|
|
|
|
|
"tftpboot 0x140000 /bdi2000/u-boot.bin;" \
|
|
|
|
|
"protect off 1:0;" \
|
|
|
|
|
"erase 1:0;" \
|
|
|
|
|
"cp.b 140000 40000000 $(filesize);" \
|
|
|
|
|
"protect on 1:0\0" \
|
|
|
|
|
"zapenv="\
|
|
|
|
|
"protect off 1:1;" \
|
|
|
|
|
"erase 1:1;" \
|
|
|
|
|
"protect on 1:1\0" \
|
|
|
|
|
"root-on-initrd="\
|
|
|
|
|
"setenv bootcmd "\
|
|
|
|
|
"version;" \
|
|
|
|
|
"echo;" \
|
|
|
|
|
"bootp;" \
|
|
|
|
|
"setenv bootargs root=/dev/ram0 rw " \
|
|
|
|
|
"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \
|
|
|
|
|
"run boot-hook;" \
|
|
|
|
|
"bootm\0" \
|
|
|
|
|
"root-on-nfs="\
|
|
|
|
|
"setenv bootcmd "\
|
|
|
|
|
"version;" \
|
|
|
|
|
"echo;" \
|
|
|
|
|
"bootp;" \
|
|
|
|
|
"setenv bootargs root=/dev/nfs rw " \
|
|
|
|
|
"nfsroot=$(serverip):$(rootpath) " \
|
|
|
|
|
"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \
|
|
|
|
|
"run boot-hook;" \
|
|
|
|
|
"bootm\0" \
|
|
|
|
|
"boot-hook=echo\0"
|
|
|
|
|
|
|
|
|
|
/* Define a command string that is automatically executed when no character
|
|
|
|
|
* is read on the console interface withing "Boot Delay" after reset.
|
|
|
|
|
*/
|
|
|
|
|
#undef CONFIG_BOOT_ROOT_INITRD /* Use ram disk for the root file system */
|
|
|
|
|
#define CONFIG_BOOT_ROOT_NFS /* Use a NFS mounted root file system */
|
|
|
|
|
|
|
|
|
|
#ifdef CONFIG_BOOT_ROOT_INITRD
|
|
|
|
|
#define CONFIG_BOOTCOMMAND \
|
|
|
|
|
"version;" \
|
|
|
|
|
"echo;" \
|
|
|
|
|
"bootp;" \
|
|
|
|
|
"setenv bootargs root=/dev/ram0 rw " \
|
|
|
|
|
"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \
|
|
|
|
|
"bootm"
|
|
|
|
|
#endif /* CONFIG_BOOT_ROOT_INITRD */
|
|
|
|
|
|
|
|
|
|
#ifdef CONFIG_BOOT_ROOT_NFS
|
|
|
|
|
#define CONFIG_BOOTCOMMAND \
|
|
|
|
|
"version;" \
|
|
|
|
|
"echo;" \
|
|
|
|
|
"bootp;" \
|
|
|
|
|
"setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \
|
|
|
|
|
"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \
|
|
|
|
|
"bootm"
|
|
|
|
|
#endif /* CONFIG_BOOT_ROOT_NFS */
|
|
|
|
|
|
|
|
|
|
/* Add support for a few extra bootp options like:
|
|
|
|
|
* - File size
|
|
|
|
|
* - DNS (up to 2 servers)
|
|
|
|
|
* - Send hostname to DHCP server
|
|
|
|
|
*/
|
|
|
|
|
#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | \
|
|
|
|
|
CONFIG_BOOTP_BOOTFILESIZE | \
|
|
|
|
|
CONFIG_BOOTP_DNS | \
|
|
|
|
|
CONFIG_BOOTP_DNS2 | \
|
|
|
|
|
CONFIG_BOOTP_SEND_HOSTNAME)
|
2002-11-03 00:38:21 +00:00
|
|
|
|
2004-07-10 23:02:23 +00:00
|
|
|
/* undef this to save memory */
|
|
|
|
|
#define CFG_LONGHELP
|
2002-11-03 00:38:21 +00:00
|
|
|
|
2004-07-10 23:02:23 +00:00
|
|
|
/* Monitor Command Prompt */
|
|
|
|
|
#define CFG_PROMPT "=> "
|
2002-11-03 00:38:21 +00:00
|
|
|
|
2004-07-10 23:02:23 +00:00
|
|
|
#undef CFG_HUSH_PARSER
|
|
|
|
|
#ifdef CFG_HUSH_PARSER
|
|
|
|
|
#define CFG_PROMPT_HUSH_PS2 "> "
|
2002-11-11 21:14:20 +00:00
|
|
|
#endif
|
|
|
|
|
|
2004-07-10 23:02:23 +00:00
|
|
|
/* When CONFIG_TIMESTAMP is selected, the timestamp (date and time)
|
|
|
|
|
* of an image is printed by image commands like bootm or iminfo.
|
2002-11-11 21:14:20 +00:00
|
|
|
*/
|
2004-07-10 23:02:23 +00:00
|
|
|
#define CONFIG_TIMESTAMP
|
2002-11-11 21:14:20 +00:00
|
|
|
|
2004-07-10 23:02:23 +00:00
|
|
|
/* If this variable is defined, an environment variable named "ver"
|
|
|
|
|
* is created by U-Boot showing the U-Boot version.
|
|
|
|
|
*/
|
|
|
|
|
#define CONFIG_VERSION_VARIABLE
|
|
|
|
|
|
|
|
|
|
/* What U-Boot subsytems do you want enabled? */
|
|
|
|
|
#ifdef CONFIG_ETHER_ON_FCC
|
|
|
|
|
# define CONFIG_COMMANDS (((CONFIG_CMD_DFL & ~(CFG_CMD_KGDB))) | \
|
|
|
|
|
CFG_CMD_ASKENV | \
|
|
|
|
|
CFG_CMD_ECHO | \
|
|
|
|
|
CFG_CMD_ELF | \
|
|
|
|
|
CFG_CMD_I2C | \
|
|
|
|
|
CFG_CMD_IMMAP | \
|
|
|
|
|
CFG_CMD_MII | \
|
|
|
|
|
CFG_CMD_PING | \
|
|
|
|
|
CFG_CMD_REGINFO | \
|
|
|
|
|
CFG_CMD_SDRAM )
|
|
|
|
|
#else
|
|
|
|
|
# define CONFIG_COMMANDS (((CONFIG_CMD_DFL & ~(CFG_CMD_KGDB))) | \
|
|
|
|
|
CFG_CMD_ASKENV | \
|
|
|
|
|
CFG_CMD_ECHO | \
|
|
|
|
|
CFG_CMD_ELF | \
|
|
|
|
|
CFG_CMD_I2C | \
|
|
|
|
|
CFG_CMD_IMMAP | \
|
|
|
|
|
CFG_CMD_PING | \
|
|
|
|
|
CFG_CMD_REGINFO | \
|
|
|
|
|
CFG_CMD_SDRAM )
|
|
|
|
|
#endif /* CONFIG_ETHER_ON_FCC */
|
|
|
|
|
|
|
|
|
|
#undef CONFIG_WATCHDOG /* disable the watchdog */
|
|
|
|
|
|
|
|
|
|
/* Where do the internal registers live? */
|
|
|
|
|
#define CFG_IMMR 0xF0000000
|
|
|
|
|
|
|
|
|
|
/*****************************************************************************
|
|
|
|
|
*
|
|
|
|
|
* You should not have to modify any of the following settings
|
|
|
|
|
*
|
|
|
|
|
*****************************************************************************/
|
2002-11-03 00:38:21 +00:00
|
|
|
|
2004-07-10 23:02:23 +00:00
|
|
|
#define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */
|
|
|
|
|
#define CONFIG_SBC8260 1 /* on an EST SBC8260 Board */
|
2005-07-23 15:37:35 +00:00
|
|
|
#define CONFIG_CPM2 1 /* Has a CPM2 */
|
2002-11-03 00:38:21 +00:00
|
|
|
|
2004-07-10 23:02:23 +00:00
|
|
|
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
|
|
|
|
|
#include <cmd_confdefs.h>
|
2002-11-03 00:38:21 +00:00
|
|
|
|
2004-07-10 23:02:23 +00:00
|
|
|
/*
|
|
|
|
|
* Miscellaneous configurable options
|
|
|
|
|
*/
|
|
|
|
|
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
|
|
|
|
|
# define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
|
2002-11-03 00:38:21 +00:00
|
|
|
#else
|
2004-07-10 23:02:23 +00:00
|
|
|
# define CFG_CBSIZE 256 /* Console I/O Buffer Size */
|
2002-11-03 00:38:21 +00:00
|
|
|
#endif
|
|
|
|
|
|
2004-07-10 23:02:23 +00:00
|
|
|
/* Print Buffer Size */
|
|
|
|
|
#define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT)+16)
|
2002-11-03 00:38:21 +00:00
|
|
|
|
2004-07-10 23:02:23 +00:00
|
|
|
#define CFG_MAXARGS 32 /* max number of command args */
|
2002-11-03 00:38:21 +00:00
|
|
|
|
2004-07-10 23:02:23 +00:00
|
|
|
#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
|
2002-11-03 00:38:21 +00:00
|
|
|
|
2004-07-10 23:02:23 +00:00
|
|
|
#define CFG_LOAD_ADDR 0x400000 /* default load address */
|
|
|
|
|
#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
|
|
|
|
|
|
|
|
|
|
#define CFG_ALT_MEMTEST /* Select full-featured memory test */
|
|
|
|
|
#define CFG_MEMTEST_START 0x2000 /* memtest works from the end of */
|
|
|
|
|
/* the exception vector table */
|
|
|
|
|
/* to the end of the DRAM */
|
|
|
|
|
/* less monitor and malloc area */
|
|
|
|
|
#define CFG_STACK_USAGE 0x10000 /* Reserve 64k for the stack usage */
|
|
|
|
|
#define CFG_MEM_END_USAGE ( CFG_MONITOR_LEN \
|
|
|
|
|
+ CFG_MALLOC_LEN \
|
|
|
|
|
+ CFG_ENV_SECT_SIZE \
|
|
|
|
|
+ CFG_STACK_USAGE )
|
|
|
|
|
|
|
|
|
|
#define CFG_MEMTEST_END ( CFG_SDRAM_SIZE * 1024 * 1024 \
|
|
|
|
|
- CFG_MEM_END_USAGE )
|
|
|
|
|
|
|
|
|
|
/* valid baudrates */
|
|
|
|
|
#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
|
2002-11-03 00:38:21 +00:00
|
|
|
|
|
|
|
|
/*
|
2004-07-10 23:02:23 +00:00
|
|
|
* Low Level Configuration Settings
|
|
|
|
|
* (address mappings, register initial values, etc.)
|
|
|
|
|
* You should know what you are doing if you make changes here.
|
2002-11-03 00:38:21 +00:00
|
|
|
*/
|
2004-07-10 23:02:23 +00:00
|
|
|
|
|
|
|
|
#define CFG_FLASH_BASE CFG_FLASH0_BASE
|
|
|
|
|
#define CFG_FLASH_SIZE CFG_FLASH0_SIZE
|
|
|
|
|
#define CFG_SDRAM_BASE CFG_SDRAM0_BASE
|
|
|
|
|
#define CFG_SDRAM_SIZE CFG_SDRAM0_SIZE
|
|
|
|
|
|
|
|
|
|
/*-----------------------------------------------------------------------
|
|
|
|
|
* Hard Reset Configuration Words
|
|
|
|
|
*/
|
|
|
|
|
#if defined(CFG_SBC_BOOT_LOW)
|
|
|
|
|
# define CFG_SBC_HRCW_BOOT_FLAGS (HRCW_CIP | HRCW_BMS)
|
2002-11-03 00:38:21 +00:00
|
|
|
#else
|
2004-07-10 23:02:23 +00:00
|
|
|
# define CFG_SBC_HRCW_BOOT_FLAGS (0)
|
|
|
|
|
#endif /* defined(CFG_SBC_BOOT_LOW) */
|
|
|
|
|
|
|
|
|
|
/* get the HRCW ISB field from CFG_IMMR */
|
|
|
|
|
#define CFG_SBC_HRCW_IMMR ( ((CFG_IMMR & 0x10000000) >> 10) | \
|
|
|
|
|
((CFG_IMMR & 0x01000000) >> 7) | \
|
|
|
|
|
((CFG_IMMR & 0x00100000) >> 4) )
|
|
|
|
|
|
|
|
|
|
#define CFG_HRCW_MASTER ( HRCW_BPS11 | \
|
|
|
|
|
HRCW_DPPC11 | \
|
|
|
|
|
CFG_SBC_HRCW_IMMR | \
|
|
|
|
|
HRCW_MMR00 | \
|
|
|
|
|
HRCW_LBPC11 | \
|
|
|
|
|
HRCW_APPC10 | \
|
|
|
|
|
HRCW_CS10PC00 | \
|
|
|
|
|
(CFG_SBC_MODCK_H & HRCW_MODCK_H1111) | \
|
|
|
|
|
CFG_SBC_HRCW_BOOT_FLAGS )
|
|
|
|
|
|
|
|
|
|
/* no slaves */
|
|
|
|
|
#define CFG_HRCW_SLAVE1 0
|
|
|
|
|
#define CFG_HRCW_SLAVE2 0
|
|
|
|
|
#define CFG_HRCW_SLAVE3 0
|
|
|
|
|
#define CFG_HRCW_SLAVE4 0
|
|
|
|
|
#define CFG_HRCW_SLAVE5 0
|
|
|
|
|
#define CFG_HRCW_SLAVE6 0
|
|
|
|
|
#define CFG_HRCW_SLAVE7 0
|
|
|
|
|
|
|
|
|
|
/*-----------------------------------------------------------------------
|
|
|
|
|
* Definitions for initial stack pointer and data area (in DPRAM)
|
|
|
|
|
*/
|
|
|
|
|
#define CFG_INIT_RAM_ADDR CFG_IMMR
|
|
|
|
|
#define CFG_INIT_RAM_END 0x4000 /* End of used area in DPRAM */
|
|
|
|
|
#define CFG_GBL_DATA_SIZE 128 /* 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
|
|
|
|
|
* Note also that the logic that sets CFG_RAMBOOT is platform dependent.
|
|
|
|
|
*/
|
|
|
|
|
#define CFG_MONITOR_BASE CFG_FLASH0_BASE
|
|
|
|
|
|
|
|
|
|
#if (CFG_MONITOR_BASE < CFG_FLASH_BASE)
|
|
|
|
|
# define CFG_RAMBOOT
|
2002-11-03 00:38:21 +00:00
|
|
|
#endif
|
2004-07-10 23:02:23 +00:00
|
|
|
|
|
|
|
|
#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
|
|
|
|
|
#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
|
2002-11-03 00:38:21 +00:00
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
* 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.
|
|
|
|
|
*/
|
2004-07-10 23:02:23 +00:00
|
|
|
#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
|
|
|
|
|
|
|
|
|
|
/*-----------------------------------------------------------------------
|
|
|
|
|
* FLASH and environment organization
|
|
|
|
|
*/
|
|
|
|
|
#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
|
|
|
|
|
#define CFG_MAX_FLASH_SECT 16 /* max number of sectors on one chip */
|
|
|
|
|
|
|
|
|
|
#define CFG_FLASH_ERASE_TOUT 8000 /* Timeout for Flash Erase (in ms) */
|
|
|
|
|
#define CFG_FLASH_WRITE_TOUT 1 /* Timeout for Flash Write (in ms) */
|
|
|
|
|
|
|
|
|
|
#ifndef CFG_RAMBOOT
|
|
|
|
|
# define CFG_ENV_IS_IN_FLASH 1
|
|
|
|
|
|
|
|
|
|
# ifdef CFG_ENV_IN_OWN_SECT
|
|
|
|
|
# define CFG_ENV_ADDR (CFG_MONITOR_BASE + 0x40000)
|
|
|
|
|
# define CFG_ENV_SECT_SIZE 0x40000
|
|
|
|
|
# else
|
|
|
|
|
# define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_MONITOR_LEN - CFG_ENV_SECT_SIZE)
|
|
|
|
|
# define CFG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
|
|
|
|
|
# define CFG_ENV_SECT_SIZE 0x10000 /* see README - env sect real size */
|
|
|
|
|
# endif /* CFG_ENV_IN_OWN_SECT */
|
|
|
|
|
|
|
|
|
|
#else
|
|
|
|
|
# define CFG_ENV_IS_IN_NVRAM 1
|
|
|
|
|
# define CFG_ENV_ADDR (CFG_MONITOR_BASE - 0x1000)
|
|
|
|
|
# define CFG_ENV_SIZE 0x200
|
|
|
|
|
#endif /* CFG_RAMBOOT */
|
|
|
|
|
|
|
|
|
|
/*-----------------------------------------------------------------------
|
|
|
|
|
* Cache Configuration
|
|
|
|
|
*/
|
|
|
|
|
#define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */
|
2002-11-03 00:38:21 +00:00
|
|
|
|
|
|
|
|
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
|
2004-07-10 23:02:23 +00:00
|
|
|
# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
|
2002-11-03 00:38:21 +00:00
|
|
|
#endif
|
|
|
|
|
|
2004-07-10 23:02:23 +00:00
|
|
|
/*-----------------------------------------------------------------------
|
|
|
|
|
* HIDx - Hardware Implementation-dependent Registers 2-11
|
|
|
|
|
*-----------------------------------------------------------------------
|
|
|
|
|
* HID0 also contains cache control - initially enable both caches and
|
|
|
|
|
* invalidate contents, then the final state leaves only the instruction
|
|
|
|
|
* cache enabled. Note that Power-On and Hard reset invalidate the caches,
|
|
|
|
|
* but Soft reset does not.
|
|
|
|
|
*
|
|
|
|
|
* HID1 has only read-only information - nothing to set.
|
|
|
|
|
*/
|
|
|
|
|
#define CFG_HID0_INIT (HID0_ICE |\
|
|
|
|
|
HID0_DCE |\
|
|
|
|
|
HID0_ICFI |\
|
|
|
|
|
HID0_DCI |\
|
|
|
|
|
HID0_IFEM |\
|
|
|
|
|
HID0_ABE)
|
|
|
|
|
|
|
|
|
|
#define CFG_HID0_FINAL (HID0_ICE |\
|
|
|
|
|
HID0_IFEM |\
|
|
|
|
|
HID0_ABE |\
|
|
|
|
|
HID0_EMCP)
|
|
|
|
|
#define CFG_HID2 0
|
|
|
|
|
|
|
|
|
|
/*-----------------------------------------------------------------------
|
|
|
|
|
* RMR - Reset Mode Register
|
|
|
|
|
*-----------------------------------------------------------------------
|
|
|
|
|
*/
|
|
|
|
|
#define CFG_RMR 0
|
|
|
|
|
|
|
|
|
|
/*-----------------------------------------------------------------------
|
|
|
|
|
* BCR - Bus Configuration 4-25
|
|
|
|
|
*-----------------------------------------------------------------------
|
|
|
|
|
*/
|
|
|
|
|
#define CFG_BCR (BCR_ETM)
|
|
|
|
|
|
|
|
|
|
/*-----------------------------------------------------------------------
|
|
|
|
|
* SIUMCR - SIU Module Configuration 4-31
|
|
|
|
|
*-----------------------------------------------------------------------
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
#define CFG_SIUMCR (SIUMCR_DPPC11 |\
|
|
|
|
|
SIUMCR_L2CPC00 |\
|
|
|
|
|
SIUMCR_APPC10 |\
|
|
|
|
|
SIUMCR_MMR00)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/*-----------------------------------------------------------------------
|
|
|
|
|
* SYPCR - System Protection Control 11-9
|
|
|
|
|
* SYPCR can only be written once after reset!
|
|
|
|
|
*-----------------------------------------------------------------------
|
|
|
|
|
* Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
|
|
|
|
|
*/
|
|
|
|
|
#if defined(CONFIG_WATCHDOG)
|
|
|
|
|
#define CFG_SYPCR (SYPCR_SWTC |\
|
|
|
|
|
SYPCR_BMT |\
|
|
|
|
|
SYPCR_PBME |\
|
|
|
|
|
SYPCR_LBME |\
|
|
|
|
|
SYPCR_SWRI |\
|
|
|
|
|
SYPCR_SWP |\
|
|
|
|
|
SYPCR_SWE)
|
|
|
|
|
#else
|
|
|
|
|
#define CFG_SYPCR (SYPCR_SWTC |\
|
|
|
|
|
SYPCR_BMT |\
|
|
|
|
|
SYPCR_PBME |\
|
|
|
|
|
SYPCR_LBME |\
|
|
|
|
|
SYPCR_SWRI |\
|
|
|
|
|
SYPCR_SWP)
|
|
|
|
|
#endif /* CONFIG_WATCHDOG */
|
|
|
|
|
|
|
|
|
|
/*-----------------------------------------------------------------------
|
|
|
|
|
* TMCNTSC - Time Counter Status and Control 4-40
|
|
|
|
|
*-----------------------------------------------------------------------
|
|
|
|
|
* Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
|
|
|
|
|
* and enable Time Counter
|
|
|
|
|
*/
|
|
|
|
|
#define CFG_TMCNTSC (TMCNTSC_SEC |\
|
|
|
|
|
TMCNTSC_ALR |\
|
|
|
|
|
TMCNTSC_TCF |\
|
|
|
|
|
TMCNTSC_TCE)
|
|
|
|
|
|
|
|
|
|
/*-----------------------------------------------------------------------
|
|
|
|
|
* PISCR - Periodic Interrupt Status and Control 4-42
|
|
|
|
|
*-----------------------------------------------------------------------
|
|
|
|
|
* Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
|
|
|
|
|
* Periodic timer
|
|
|
|
|
*/
|
|
|
|
|
#define CFG_PISCR (PISCR_PS |\
|
|
|
|
|
PISCR_PTF |\
|
|
|
|
|
PISCR_PTE)
|
|
|
|
|
|
|
|
|
|
/*-----------------------------------------------------------------------
|
|
|
|
|
* SCCR - System Clock Control 9-8
|
|
|
|
|
*-----------------------------------------------------------------------
|
|
|
|
|
*/
|
|
|
|
|
#define CFG_SCCR 0
|
|
|
|
|
|
|
|
|
|
/*-----------------------------------------------------------------------
|
|
|
|
|
* RCCR - RISC Controller Configuration 13-7
|
|
|
|
|
*-----------------------------------------------------------------------
|
|
|
|
|
*/
|
|
|
|
|
#define CFG_RCCR 0
|
|
|
|
|
|
2002-11-03 00:38:21 +00:00
|
|
|
/*
|
2004-07-10 23:02:23 +00:00
|
|
|
* Initialize Memory Controller:
|
|
|
|
|
*
|
|
|
|
|
* Bank Bus Machine PortSz Device
|
|
|
|
|
* ---- --- ------- ------ ------
|
|
|
|
|
* 0 60x GPCM 32 bit FLASH (SIMM - 4MB) *
|
|
|
|
|
* 1 60x GPCM 32 bit FLASH (SIMM - Unused)
|
|
|
|
|
* 2 60x SDRAM 64 bit SDRAM (DIMM - 16MB or 64MB)
|
|
|
|
|
* 3 60x SDRAM 64 bit SDRAM (DIMM - Unused)
|
|
|
|
|
* 4 Local SDRAM 32 bit SDRAM (on board - 4MB)
|
|
|
|
|
* 5 60x GPCM 8 bit EEPROM (8KB)
|
|
|
|
|
* 6 60x GPCM 8 bit FLASH (on board - 2MB) *
|
|
|
|
|
* 7 60x GPCM 8 bit LEDs, switches
|
|
|
|
|
*
|
|
|
|
|
* (*) This configuration requires the SBC8260 be configured
|
|
|
|
|
* so that *CS0 goes to the FLASH SIMM, and *CS6 goes to
|
|
|
|
|
* the on board FLASH. In other words, JP24 should have
|
|
|
|
|
* pins 1 and 2 jumpered and pins 3 and 4 jumpered.
|
2002-11-03 00:38:21 +00:00
|
|
|
*
|
|
|
|
|
*/
|
|
|
|
|
|
2004-07-10 23:02:23 +00:00
|
|
|
/*-----------------------------------------------------------------------
|
|
|
|
|
* BR0,BR1 - Base Register
|
|
|
|
|
* Ref: Section 10.3.1 on page 10-14
|
|
|
|
|
* OR0,OR1 - Option Register
|
|
|
|
|
* Ref: Section 10.3.2 on page 10-18
|
|
|
|
|
*-----------------------------------------------------------------------
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
/* Bank 0,1 - FLASH SIMM
|
|
|
|
|
*
|
|
|
|
|
* This expects the FLASH SIMM to be connected to *CS0
|
|
|
|
|
* It consists of 4 AM29F080B parts.
|
|
|
|
|
*
|
|
|
|
|
* Note: For the 4 MB SIMM, *CS1 is unused.
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
/* BR0 is configured as follows:
|
|
|
|
|
*
|
|
|
|
|
* - Base address of 0x40000000
|
|
|
|
|
* - 32 bit port size
|
|
|
|
|
* - Data errors checking is disabled
|
|
|
|
|
* - Read and write access
|
|
|
|
|
* - GPCM 60x bus
|
|
|
|
|
* - Access are handled by the memory controller according to MSEL
|
|
|
|
|
* - Not used for atomic operations
|
|
|
|
|
* - No data pipelining is done
|
|
|
|
|
* - Valid
|
|
|
|
|
*/
|
|
|
|
|
#define CFG_BR0_PRELIM ((CFG_FLASH0_BASE & BRx_BA_MSK) |\
|
|
|
|
|
BRx_PS_32 |\
|
|
|
|
|
BRx_MS_GPCM_P |\
|
|
|
|
|
BRx_V)
|
|
|
|
|
|
|
|
|
|
/* OR0 is configured as follows:
|
|
|
|
|
*
|
|
|
|
|
* - 4 MB
|
|
|
|
|
* - *BCTL0 is asserted upon access to the current memory bank
|
|
|
|
|
* - *CW / *WE are negated a quarter of a clock earlier
|
|
|
|
|
* - *CS is output at the same time as the address lines
|
|
|
|
|
* - Uses a clock cycle length of 5
|
|
|
|
|
* - *PSDVAL is generated internally by the memory controller
|
|
|
|
|
* unless *GTA is asserted earlier externally.
|
|
|
|
|
* - Relaxed timing is generated by the GPCM for accesses
|
|
|
|
|
* initiated to this memory region.
|
|
|
|
|
* - One idle clock is inserted between a read access from the
|
|
|
|
|
* current bank and the next access.
|
|
|
|
|
*/
|
|
|
|
|
#define CFG_OR0_PRELIM (MEG_TO_AM(CFG_FLASH0_SIZE) |\
|
|
|
|
|
ORxG_CSNT |\
|
|
|
|
|
ORxG_ACS_DIV1 |\
|
|
|
|
|
ORxG_SCY_5_CLK |\
|
|
|
|
|
ORxG_TRLX |\
|
|
|
|
|
ORxG_EHTR)
|
|
|
|
|
|
|
|
|
|
/*-----------------------------------------------------------------------
|
|
|
|
|
* BR2,BR3 - Base Register
|
|
|
|
|
* Ref: Section 10.3.1 on page 10-14
|
|
|
|
|
* OR2,OR3 - Option Register
|
|
|
|
|
* Ref: Section 10.3.2 on page 10-16
|
|
|
|
|
*-----------------------------------------------------------------------
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
/* Bank 2,3 - SDRAM DIMM
|
|
|
|
|
*
|
|
|
|
|
* 16MB DIMM: P/N
|
|
|
|
|
* 64MB DIMM: P/N 1W-8864X8-4-P1-EST
|
|
|
|
|
*
|
|
|
|
|
* Note: *CS3 is unused for this DIMM
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
/* With a 16 MB or 64 MB DIMM, the BR2 is configured as follows:
|
|
|
|
|
*
|
|
|
|
|
* - Base address of 0x00000000
|
|
|
|
|
* - 64 bit port size (60x bus only)
|
|
|
|
|
* - Data errors checking is disabled
|
|
|
|
|
* - Read and write access
|
|
|
|
|
* - SDRAM 60x bus
|
|
|
|
|
* - Access are handled by the memory controller according to MSEL
|
|
|
|
|
* - Not used for atomic operations
|
|
|
|
|
* - No data pipelining is done
|
|
|
|
|
* - Valid
|
|
|
|
|
*/
|
|
|
|
|
#define CFG_BR2_PRELIM ((CFG_SDRAM0_BASE & BRx_BA_MSK) |\
|
|
|
|
|
BRx_PS_64 |\
|
|
|
|
|
BRx_MS_SDRAM_P |\
|
|
|
|
|
BRx_V)
|
|
|
|
|
|
|
|
|
|
#define CFG_BR3_PRELIM ((CFG_SDRAM0_BASE & BRx_BA_MSK) |\
|
|
|
|
|
BRx_PS_64 |\
|
|
|
|
|
BRx_MS_SDRAM_P |\
|
|
|
|
|
BRx_V)
|
|
|
|
|
|
|
|
|
|
/* With a 16 MB DIMM, the OR2 is configured as follows:
|
|
|
|
|
*
|
|
|
|
|
* - 16 MB
|
|
|
|
|
* - 2 internal banks per device
|
|
|
|
|
* - Row start address bit is A9 with PSDMR[PBI] = 0
|
|
|
|
|
* - 11 row address lines
|
|
|
|
|
* - Back-to-back page mode
|
|
|
|
|
* - Internal bank interleaving within save device enabled
|
|
|
|
|
*/
|
|
|
|
|
#if (CFG_SDRAM0_SIZE == 16)
|
|
|
|
|
#define CFG_OR2_PRELIM (MEG_TO_AM(CFG_SDRAM0_SIZE) |\
|
|
|
|
|
ORxS_BPD_2 |\
|
|
|
|
|
ORxS_ROWST_PBI0_A9 |\
|
|
|
|
|
ORxS_NUMR_11)
|
2002-11-03 00:38:21 +00:00
|
|
|
#endif
|
|
|
|
|
|
2004-07-10 23:02:23 +00:00
|
|
|
/* With a 64 MB DIMM, the OR2 is configured as follows:
|
|
|
|
|
*
|
|
|
|
|
* - 64 MB
|
|
|
|
|
* - 4 internal banks per device
|
|
|
|
|
* - Row start address bit is A8 with PSDMR[PBI] = 0
|
|
|
|
|
* - 12 row address lines
|
|
|
|
|
* - Back-to-back page mode
|
|
|
|
|
* - Internal bank interleaving within save device enabled
|
|
|
|
|
*/
|
|
|
|
|
#if (CFG_SDRAM0_SIZE == 64)
|
|
|
|
|
#define CFG_OR2_PRELIM (MEG_TO_AM(CFG_SDRAM0_SIZE) |\
|
|
|
|
|
ORxS_BPD_4 |\
|
|
|
|
|
ORxS_ROWST_PBI0_A8 |\
|
|
|
|
|
ORxS_NUMR_12)
|
2002-11-03 00:38:21 +00:00
|
|
|
#endif
|
|
|
|
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2004-07-10 23:02:23 +00:00
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/*-----------------------------------------------------------------------
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* PSDMR - 60x Bus SDRAM Mode Register
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* Ref: Section 10.3.3 on page 10-21
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*-----------------------------------------------------------------------
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*/
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/* Address that the DIMM SPD memory lives at.
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*/
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#define SDRAM_SPD_ADDR 0x54
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#if (CFG_SDRAM0_SIZE == 16)
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/* With a 16 MB DIMM, the PSDMR is configured as follows:
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*
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* - Bank Based Interleaving,
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* - Refresh Enable,
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* - Address Multiplexing where A5 is output on A14 pin
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* (A6 on A15, and so on),
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* - use address pins A16-A18 as bank select,
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* - A9 is output on SDA10 during an ACTIVATE command,
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* - earliest timing for ACTIVATE command after REFRESH command is 7 clocks,
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* - earliest timing for ACTIVATE or REFRESH command after PRECHARGE command
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* is 3 clocks,
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* - earliest timing for READ/WRITE command after ACTIVATE command is
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* 2 clocks,
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* - earliest timing for PRECHARGE after last data was read is 1 clock,
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* - earliest timing for PRECHARGE after last data was written is 1 clock,
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* - CAS Latency is 2.
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*/
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#define CFG_PSDMR (PSDMR_RFEN |\
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PSDMR_SDAM_A14_IS_A5 |\
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PSDMR_BSMA_A16_A18 |\
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PSDMR_SDA10_PBI0_A9 |\
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PSDMR_RFRC_7_CLK |\
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PSDMR_PRETOACT_3W |\
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PSDMR_ACTTORW_2W |\
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PSDMR_LDOTOPRE_1C |\
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PSDMR_WRC_1C |\
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PSDMR_CL_2)
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#endif
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#if (CFG_SDRAM0_SIZE == 64)
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/* With a 64 MB DIMM, the PSDMR is configured as follows:
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*
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* - Bank Based Interleaving,
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* - Refresh Enable,
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* - Address Multiplexing where A5 is output on A14 pin
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* (A6 on A15, and so on),
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* - use address pins A14-A16 as bank select,
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* - A9 is output on SDA10 during an ACTIVATE command,
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* - earliest timing for ACTIVATE command after REFRESH command is 7 clocks,
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* - earliest timing for ACTIVATE or REFRESH command after PRECHARGE command
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* is 3 clocks,
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* - earliest timing for READ/WRITE command after ACTIVATE command is
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* 2 clocks,
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* - earliest timing for PRECHARGE after last data was read is 1 clock,
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* - earliest timing for PRECHARGE after last data was written is 1 clock,
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* - CAS Latency is 2.
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*/
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#define CFG_PSDMR (PSDMR_RFEN |\
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PSDMR_SDAM_A14_IS_A5 |\
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PSDMR_BSMA_A14_A16 |\
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PSDMR_SDA10_PBI0_A9 |\
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PSDMR_RFRC_7_CLK |\
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PSDMR_PRETOACT_3W |\
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PSDMR_ACTTORW_2W |\
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PSDMR_LDOTOPRE_1C |\
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PSDMR_WRC_1C |\
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PSDMR_CL_2)
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#endif
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/*
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* Shoot for approximately 1MHz on the prescaler.
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*/
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#if (CONFIG_8260_CLKIN == (66 * 1000 * 1000))
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#define CFG_MPTPR MPTPR_PTP_DIV64
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#elif (CONFIG_8260_CLKIN == (33 * 1000 * 1000))
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#define CFG_MPTPR MPTPR_PTP_DIV32
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#else
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#warning "Unconfigured bus clock freq: check CFG_MPTPR and CFG_PSRT are OK"
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#define CFG_MPTPR MPTPR_PTP_DIV32
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#endif
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#define CFG_PSRT 14
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/* Bank 4 - On board SDRAM
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*
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* This is not implemented yet.
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*/
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/*-----------------------------------------------------------------------
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* BR6 - Base Register
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* Ref: Section 10.3.1 on page 10-14
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* OR6 - Option Register
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* Ref: Section 10.3.2 on page 10-18
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*-----------------------------------------------------------------------
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*/
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/* Bank 6 - On board FLASH
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*
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* This expects the on board FLASH SIMM to be connected to *CS6
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* It consists of 1 AM29F016A part.
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*/
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#if (defined(CFG_FLASH1_BASE) && defined(CFG_FLASH1_SIZE))
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/* BR6 is configured as follows:
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*
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* - Base address of 0x60000000
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* - 8 bit port size
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* - Data errors checking is disabled
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* - Read and write access
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* - GPCM 60x bus
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* - Access are handled by the memory controller according to MSEL
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* - Not used for atomic operations
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* - No data pipelining is done
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* - Valid
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*/
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# define CFG_BR6_PRELIM ((CFG_FLASH1_BASE & BRx_BA_MSK) |\
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BRx_PS_8 |\
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BRx_MS_GPCM_P |\
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BRx_V)
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/* OR6 is configured as follows:
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*
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* - 2 MB
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* - *BCTL0 is asserted upon access to the current memory bank
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* - *CW / *WE are negated a quarter of a clock earlier
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* - *CS is output at the same time as the address lines
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* - Uses a clock cycle length of 5
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* - *PSDVAL is generated internally by the memory controller
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* unless *GTA is asserted earlier externally.
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* - Relaxed timing is generated by the GPCM for accesses
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* initiated to this memory region.
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* - One idle clock is inserted between a read access from the
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* current bank and the next access.
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*/
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# define CFG_OR6_PRELIM (MEG_TO_AM(CFG_FLASH1_SIZE) |\
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ORxG_CSNT |\
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ORxG_ACS_DIV1 |\
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ORxG_SCY_5_CLK |\
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ORxG_TRLX |\
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ORxG_EHTR)
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#endif /* (defined(CFG_FLASH1_BASE) && defined(CFG_FLASH1_SIZE)) */
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/*-----------------------------------------------------------------------
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* BR7 - Base Register
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* Ref: Section 10.3.1 on page 10-14
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* OR7 - Option Register
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* Ref: Section 10.3.2 on page 10-18
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*-----------------------------------------------------------------------
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*/
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/* Bank 7 - LEDs and switches
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*
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* LEDs are at 0x00001 (write only)
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* switches are at 0x00001 (read only)
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*/
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#ifdef CFG_LED_BASE
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/* BR7 is configured as follows:
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*
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* - Base address of 0xA0000000
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* - 8 bit port size
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* - Data errors checking is disabled
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* - Read and write access
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* - GPCM 60x bus
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* - Access are handled by the memory controller according to MSEL
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* - Not used for atomic operations
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* - No data pipelining is done
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* - Valid
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*/
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# define CFG_BR7_PRELIM ((CFG_LED_BASE & BRx_BA_MSK) |\
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BRx_PS_8 |\
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BRx_MS_GPCM_P |\
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BRx_V)
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/* OR7 is configured as follows:
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*
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* - 1 byte
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* - *BCTL0 is asserted upon access to the current memory bank
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* - *CW / *WE are negated a quarter of a clock earlier
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* - *CS is output at the same time as the address lines
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* - Uses a clock cycle length of 15
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* - *PSDVAL is generated internally by the memory controller
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* unless *GTA is asserted earlier externally.
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* - Relaxed timing is generated by the GPCM for accesses
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* initiated to this memory region.
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* - One idle clock is inserted between a read access from the
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* current bank and the next access.
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*/
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# define CFG_OR7_PRELIM (ORxG_AM_MSK |\
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ORxG_CSNT |\
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ORxG_ACS_DIV1 |\
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ORxG_SCY_15_CLK |\
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ORxG_TRLX |\
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ORxG_EHTR)
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#endif /* CFG_LED_BASE */
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/*
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* Internal Definitions
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*
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* Boot Flags
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*/
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#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
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#define BOOTFLAG_WARM 0x02 /* Software reboot */
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2002-11-03 00:38:21 +00:00
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#endif /* __CONFIG_H */
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