bc3450.h

U-boot源码 ARM7启动代码

/*
 * -- Version 1.1 --
 *
 * (C) Copyright 2003-2005
 * Wolfgang Denk, DENX Software Engineering, [e-mail].
 *
 * (C) Copyright 2004-2005
 * Martin Krause, TQ-Systems GmbH, [e-mail]
 *
 * (C) Copyright 2005
 * Stefan Strobl, GERSYS GmbH, [e-mail].
 *
 * History:
 *	1.1 - add define CONFIG_ZERO_BOOTDELAY_CHECK
 *
 * 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

/*
 * High Level Configuration Options
 */
#define CONFIG_MPC5xxx		1	/* This is an MPC5xxx CPU	    */
#define CONFIG_MPC5200		1	/* (more precisely a MPC5200 CPU)   */
#define CONFIG_TQM5200		1	/* ... on a TQM5200 module	    */

#define CONFIG_BC3450		1	/* ... on a BC3450 mainboard	    */
#define CONFIG_BC3450_PS2	1	/*  + a PS/2 converter onboard	    */
#define CONFIG_BC3450_IDE	1	/*  + IDE drives (Compact Flash)    */
#define CONFIG_BC3450_USB	1	/*  + USB support		    */
# define CONFIG_FAT		1	/*    + FAT support		    */
# define CONFIG_EXT2		1	/*    + EXT2 support		    */
#undef CONFIG_BC3450_BUZZER		/*  + Buzzer onboard		    */
#undef CONFIG_BC3450_CAN		/*  + CAN transceiver		    */
#undef CONFIG_BC3450_DS1340		/*  + a RTC DS1340 onboard	    */
#undef CONFIG_BC3450_DS3231		/*  + a RTC DS3231 onboard	tbd */
#undef CONFIG_BC3450_AC97		/*  + AC97 on PSC2,		tbd */
#define CONFIG_BC3450_FP	1	/*  + enable FP O/P		    */
#undef CONFIG_BC3450_CRT		/*  + enable CRT O/P (Debug only!)  */

#define CFG_MPC5XXX_CLKIN	33000000 /* ... running at 33.000000MHz	    */

#define BOOTFLAG_COLD		0x01	/* Normal Power-On: Boot from FLASH */
#define BOOTFLAG_WARM		0x02	/* Software reboot		    */

/*
 * Serial console configuration
 */
#define CONFIG_PSC_CONSOLE	1	/* console is on PSC1		*/
#define CONFIG_BAUDRATE		115200	/* ... at 115200 bps		*/
#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200, 230400 }

/*
 * AT-PS/2 Multiplexer
 */
#ifdef CONFIG_BC3450_PS2
# define CONFIG_PS2KBD			/* AT-PS/2 Keyboard		*/
# define CONFIG_PS2MULT			/* .. on PS/2 Multiplexer	*/
# define CONFIG_PS2SERIAL	6		/* .. on PSC6		*/
# define CONFIG_PS2MULT_DELAY	(CFG_HZ/2)	/* Initial delay	*/
# define CONFIG_BOARD_EARLY_INIT_R
#endif /* CONFIG_BC3450_PS2 */

/*
 * PCI Mapping:
 * 0x40000000 - 0x4fffffff - PCI Memory
 * 0x50000000 - 0x50ffffff - PCI IO Space
 */
# define CONFIG_PCI		1
# define CONFIG_PCI_PNP		1
/* #define CONFIG_PCI_SCAN_SHOW 1 */

#define CONFIG_PCI_MEM_BUS	0x40000000
#define CONFIG_PCI_MEM_PHYS	CONFIG_PCI_MEM_BUS
#define CONFIG_PCI_MEM_SIZE	0x10000000

#define CONFIG_PCI_IO_BUS	0x50000000
#define CONFIG_PCI_IO_PHYS	CONFIG_PCI_IO_BUS
#define CONFIG_PCI_IO_SIZE	0x01000000

#define CONFIG_NET_MULTI	1
/*#define CONFIG_EEPRO100	XXX - FIXME: conflicts when CONFIG_MII is enabled */
#define CFG_RX_ETH_BUFFER	8	/* use 8 rx buffer on eepro100	*/
#define CONFIG_NS8382X		1

/*
 * Video console
 */
# define CONFIG_VIDEO
# define CONFIG_VIDEO_SM501
# define CONFIG_VIDEO_SM501_32BPP
# define CONFIG_CFB_CONSOLE
# define CONFIG_VIDEO_LOGO
# define CONFIG_VGA_AS_SINGLE_DEVICE
# define CONFIG_CONSOLE_EXTRA_INFO	/* display Board/Device-Infos */
# define CONFIG_VIDEO_SW_CURSOR
# define CONFIG_SPLASH_SCREEN
# define CFG_CONSOLE_IS_IN_ENV

/*
 * Partitions
 */
#define CONFIG_MAC_PARTITION
#define CONFIG_DOS_PARTITION
#define CONFIG_ISO_PARTITION

/*
 * USB
 */
#ifdef CONFIG_BC3450_USB
# define CONFIG_USB_OHCI
# define CONFIG_USB_STORAGE
#endif /* CONFIG_BC3450_USB */

/*
 * POST support
 */
#define CONFIG_POST		(CFG_POST_MEMORY   | \
				 CFG_POST_CPU	   | \
				 CFG_POST_I2C)

#ifdef CONFIG_POST
/* preserve space for the post_word at end of on-chip SRAM */
# define MPC5XXX_SRAM_POST_SIZE MPC5XXX_SRAM_SIZE-4
#endif /* CONFIG_POST */


/*
 * BOOTP options
 */
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME


/*
 * Command line configuration.
 */
#include <config_cmd_default.h>

#define CONFIG_CMD_ASKENV
#define CONFIG_CMD_DATE
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_ECHO
#define CONFIG_CMD_EEPROM
#define CONFIG_CMD_I2C
#define CONFIG_CMD_JFFS2
#define CONFIG_CMD_MII
#define CONFIG_CMD_NFS
#define CONFIG_CMD_PING
#define CONFIG_CMD_REGINFO
#define CONFIG_CMD_SNTP
#define CONFIG_CMD_BSP

#ifdef CONFIG_VIDEO
    #define CONFIG_CMD_BMP
#endif

#ifdef CONFIG_BC3450_IDE
    #define CONFIG_CMD_IDE
#endif

#if defined(CONFIG_BC3450_IDE) || defined(CONFIG_BC3450_USB)
    #ifdef CONFIG_FAT
	#define CONFIG_CMD_FAT
    #endif

    #ifdef CONFIG_EXT2
	#define CONFIG_CMD_EXT2
    #endif
#endif

#ifdef CONFIG_BC3450_USB
    #define CONFIG_CMD_USB
#endif

#ifdef CONFIG_PCI
    #define CONFIG_CMD_PCI
#endif

#ifdef CONFIG_POST
    #define CONFIG_CMD_DIAG
#endif


#define CONFIG_TIMESTAMP		/* display image timestamps */

#if (TEXT_BASE == 0xFC000000)		/* Boot low */
#   define CFG_LOWBOOT		1
#endif

/*
 * Autobooting
 */
#define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds */
#define CONFIG_ZERO_BOOTDELAY_CHECK	/* check for keypress on bootdelay==0 */

#define CONFIG_PREBOOT	"echo;" \
	"echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
	"echo;"

#undef	CONFIG_BOOTARGS

#define CONFIG_EXTRA_ENV_SETTINGS					\
	"netdev=eth0\0"							\
	"ipaddr=192.168.1.10\0"						\
	"serverip=192.168.1.3\0"					\
	"netmask=255.255.255.0\0"					\
	"hostname=bc3450\0"						\
	"rootpath=/opt/eldk/ppc_6xx\0"					\
	"kernel_addr=fc0a0000\0"					\
	"ramdisk_addr=fc1c0000\0"					\
	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
		"nfsroot=$(serverip):$(rootpath)\0"			\
	"ideargs=setenv bootargs root=/dev/hda2 ro\0"			\
	"addip=setenv bootargs $(bootargs) "				\
		"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask)"	\
		":$(hostname):$(netdev):off panic=1\0"			\
	"addcons=setenv bootargs $(bootargs) "				\
		"console=ttyS0,$(baudrate) console=tty0\0"		\
	"flash_self=run ramargs addip addcons;"				\
		"bootm $(kernel_addr) $(ramdisk_addr)\0"		\
	"flash_nfs=run nfsargs addip addcons; bootm $(kernel_addr)\0"	\
	"net_nfs=tftp 200000 $(bootfile); "				\
		"run nfsargs addip addcons; bootm\0"			\
	"ide_nfs=run nfsargs addip addcons; "				\
		"disk 200000 0:1; bootm\0"				\
	"ide_ide=run ideargs addip addcons; "				\
		"disk 200000 0:1; bootm\0"				\
	"usb_self=run usbload; run ramargs addip addcons; "		\
		"bootm 200000 400000\0"					\
	"usbload=usb reset; usb scan; usbboot 200000 0:1; "		\
		"usbboot 400000 0:2\0"					\
	"bootfile=uImage\0"						\
	"load=tftp 200000 $(u-boot)\0"					\
	"u-boot=u-boot.bin\0"						\
	"update=protect off FC000000 FC05FFFF;"				\
		"erase FC000000 FC05FFFF;"				\
		"cp.b 200000 FC000000 $(filesize);"			\
		"protect on FC000000 FC05FFFF\0"			\
	""

#define CONFIG_BOOTCOMMAND	"run flash_self"

/*
 * IPB Bus clocking configuration.
 */
#define CFG_IPBCLK_EQUALS_XLBCLK		/* define for 133MHz speed */

/*
 * PCI Bus clocking configuration
 *
 * Actually a PCI Clock of 66 MHz is only set (in cpu_init.c) if
 * CFG_IPBCLK_EQUALS_XLBCLK is defined. This is because a PCI Clock
 *  of 66 MHz yet hasn't been tested with a IPB Bus Clock of 66 MHz.
 */
#if defined(CFG_IPBCLK_EQUALS_XLBCLK)
# define CFG_PCICLK_EQUALS_IPBCLK_DIV2	/* define for 66MHz speed */