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1 files changed, 307 insertions, 0 deletions

diff --git a/include/configs/MBX.h b/include/configs/MBX.h
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+/*
+ * (C) Copyright 2000
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroeger@sysgo.de>
+ *
+ * Configuation settings for the MBX8xx board.
+ *
+ * -----------------------------------------------------------------
+ * 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
+ */
+/*
+ * Changed 2002-10-01
+ * Added PCMCIA defines mostly taken from other U-Boot boards that
+ * have PCMCIA already working.  If you find any bugs, incorrect assumptions
+ * feel free to fix them yourself and submit a patch.
+ * Rod Boyce <rod_boyce@stratexnet.com.
+ */
+/*
+ * board/config.h - configuration options, board specific
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+
+#define CONFIG_MPC860		1	/* This is a MPC860 CPU		*/
+#define CONFIG_MBX		1	/* ...on an MBX module		*/
+
+#define	CONFIG_8xx_CONS_SMC1	1	/* Console is on SMC1		*/
+#undef	CONFIG_8xx_CONS_SMC2
+#undef	CONFIG_8xx_CONS_NONE
+#define CONFIG_BAUDRATE		9600
+/* Define this to use the PCI bus */
+#undef CONFIG_USE_PCI
+
+#define	CONFIG_CLOCKS_IN_MHZ	1	/* clocks passsed to Linux in MHz */
+#define CONFIG_8xx_GCLK_FREQ    (50000000UL)
+#if 1
+#define CONFIG_BOOTDELAY	-1	/* autoboot disabled		*/
+#else
+#define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/
+#endif
+#define CONFIG_BOOTCOMMAND	"bootm 20000" /* autoboot command	*/
+
+#define CONFIG_BOOTARGS		"root=/dev/nfs rw "			\
+				"nfsroot=10.0.0.2:/opt/eldk/ppc_8xx "	\
+				"nfsaddrs=10.0.0.99:10.0.0.2"
+
+#define CONFIG_LOADS_ECHO	1	/* echo on for serial download	*/
+#undef	CFG_LOADS_BAUD_CHANGE   /* don't allow baudrate change	*/
+
+#undef	CONFIG_WATCHDOG			/* watchdog disabled		*/
+
+#define CONFIG_COMMANDS		( CFG_CMD_NET | CONFIG_CMD_DFL | CFG_CMD_SDRAM | \
+                              CFG_CMD_PCMCIA | CFG_CMD_IDE )
+
+#define CONFIG_DOS_PARTITION
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <cmd_confdefs.h>
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CFG_LONGHELP			/* undef to save memory		*/
+#define CFG_PROMPT	"=> "		/* Monitor Command Prompt	*/
+#undef	CFG_HUSH_PARSER			/* Hush parse for U-Boot	*/
+#ifdef	CFG_HUSH_PARSER
+#define CFG_PROMPT_HUSH_PS2	"> "
+#endif
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#define CFG_CBSIZE	1024		/* Console I/O Buffer Size	*/
+#else
+#define CFG_CBSIZE	256		/* Console I/O Buffer Size	*/
+#endif
+#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
+#define CFG_MAXARGS	16		/* max number of command args	*/
+#define CFG_BARGSIZE	CFG_CBSIZE	/* Boot Argument Buffer Size	*/
+
+#define CFG_MEMTEST_START	0x0400000	/* memtest works on	*/
+#define CFG_MEMTEST_END		0x0C00000	/* 4 ... 12 MB in DRAM	*/
+
+#define CFG_LOAD_ADDR		0x100000	/* default load address */
+
+#define CFG_HZ		1000		/* decrementer freq: 1 ms ticks */
+
+#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
+
+/*
+ * Low Level Configuration Settings
+ * (address mappings, register initial values, etc.)
+ * You should know what you are doing if you make changes here.
+ */
+
+/*-----------------------------------------------------------------------
+ * Physical memory map as defined by the MBX PGM
+ */
+#define CFG_IMMR		0xFA200000 /* Internal Memory Mapped Register*/
+#define CFG_NVRAM_BASE		0xFA000000 /* NVRAM			     */
+#define CFG_NVRAM_OR		0xffe00000 /* w/o speed dependent flags!!    */
+#define CFG_CSR_BASE		0xFA100000 /* Control/Status Registers	     */
+#define CFG_PCIMEM_BASE		0x80000000 /* PCI I/O and Memory Spaces	     */
+#define CFG_PCIMEM_OR		0xA0000108
+#define CFG_PCIBRIDGE_BASE	0xFA210000 /* PCI-Bus Bridge Registers	     */
+#define CFG_PCIBRIDGE_OR	0xFFFF0108
+
+/*-----------------------------------------------------------------------
+ * Definitions for initial stack pointer and data area (in DPRAM)
+ */
+#define CFG_INIT_RAM_ADDR	CFG_IMMR
+#define CFG_INIT_RAM_END	0x2f00	/* End of used area in DPRAM	*/
+#define CFG_GBL_DATA_SIZE	64  /* size in bytes reserved for initial data */
+#define CFG_GBL_DATA_OFFSET	(CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
+#define CFG_INIT_VPD_SIZE	256 /* size in bytes reserved for vpd buffer */
+#define CFG_INIT_VPD_OFFSET	(CFG_GBL_DATA_OFFSET - CFG_INIT_VPD_SIZE)
+#define CFG_INIT_SP_OFFSET	(CFG_INIT_VPD_OFFSET-8)
+
+/*-----------------------------------------------------------------------
+ * Offset in DPMEM where we keep the VPD data
+ */
+#define CFG_DPRAMVPD		(CFG_INIT_VPD_OFFSET - 0x2000)
+
+/*-----------------------------------------------------------------------
+ * Start addresses for the final memory configuration
+ * (Set up by the startup code)
+ * Please note that CFG_SDRAM_BASE _must_ start at 0
+ */
+#define CFG_SDRAM_BASE		0x00000000
+#define CFG_FLASH_BASE		0xfe000000
+#ifdef	DEBUG
+#define CFG_MONITOR_LEN		(256 << 10)	/* Reserve 256 kB for Monitor	*/
+#else
+#define CFG_MONITOR_LEN		(256 << 10)	/* Reserve 256 kB for Monitor	*/
+#endif
+#undef	CFG_MONITOR_BASE	/* 0x200000	   to run U-Boot from RAM */
+#define CFG_MONITOR_BASE	CFG_FLASH_BASE
+#define CFG_MALLOC_LEN		(128 << 10)	/* Reserve 128 kB for malloc()	*/
+
+/*
+ * For booting Linux, the board info and command line data
+ * have to be in the first 8 MB of memory, since this is
+ * the maximum mapped by the Linux kernel during initialization.
+ */
+#define CFG_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux */
+
+/*-----------------------------------------------------------------------
+ * FLASH organization
+ */
+#define CFG_MAX_FLASH_BANKS	1	/* max number of memory banks		*/
+#define CFG_MAX_FLASH_SECT	16	/* max number of sectors on one chip	*/
+
+#define CFG_FLASH_ERASE_TOUT	120000	/* Timeout for Flash Erase (in ms)	*/
+#define CFG_FLASH_WRITE_TOUT	500	/* Timeout for Flash Write (in ms)	*/
+
+/*-----------------------------------------------------------------------
+ * NVRAM Configuration
+ *
+ * Note: the MBX is special because there is already a firmware on this
+ * board: EPPC-Bug from Motorola. To avoid collisions in NVRAM Usage, we
+ * access the NVRAM at the offset 0x1000.
+ */
+#define CFG_ENV_IS_IN_NVRAM	1	/* turn on NVRAM env feature */
+#define CFG_ENV_ADDR		(CFG_NVRAM_BASE + 0x1000)
+#define CFG_ENV_SIZE		0x1000
+
+/*-----------------------------------------------------------------------
+ * Cache Configuration
+ */
+#define CFG_CACHELINE_SIZE	16	/* For all MPC8xx CPUs			*/
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#define CFG_CACHELINE_SHIFT	4	/* log base 2 of the above value	*/
+#endif
+
+/*-----------------------------------------------------------------------
+ * SYPCR - System Protection Control				11-9
+ * SYPCR can only be written once after reset!
+ *-----------------------------------------------------------------------
+ * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
+ */
+#if defined(CONFIG_WATCHDOG)
+#define CFG_SYPCR	(SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
+			 SYPCR_SWE  | SYPCR_SWRI| SYPCR_SWP)
+#else
+#define CFG_SYPCR	(SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF)
+#endif
+
+/*-----------------------------------------------------------------------
+ * SIUMCR - SIU Module Configuration				11-6
+ *-----------------------------------------------------------------------
+ * PCMCIA config., multi-function pin tri-state
+ */
+/* #define CFG_SIUMCR	(SIUMCR_DBGC11 | SIUMCR_DPC | SIUMCR_MLRC10 | SIUMCR_SEME) */
+#define CFG_SIUMCR	(SIUMCR_DBGC11 | SIUMCR_DPC | SIUMCR_MLRC11 | SIUMCR_SEME | SIUMCR_BSC )
+
+/*-----------------------------------------------------------------------
+ * TBSCR - Time Base Status and Control				11-26
+ *-----------------------------------------------------------------------
+ * Clear Reference Interrupt Status, Timebase freezing enabled
+ */
+#define CFG_TBSCR	(TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
+
+/*-----------------------------------------------------------------------
+ * PISCR - Periodic Interrupt Status and Control		11-31
+ *-----------------------------------------------------------------------
+ * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
+ */
+#define CFG_PISCR	(PISCR_PS | PISCR_PITF | PISCR_PTE)
+
+/*-----------------------------------------------------------------------
+ * PLPRCR - PLL, Low-Power, and Reset Control Register		15-30
+ *-----------------------------------------------------------------------
+ * Reset PLL lock status sticky bit, timer expired status bit and timer
+ * interrupt status bit - leave PLL multiplication factor unchanged !
+ */
+#define CFG_PLPRCR	(PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
+
+/*-----------------------------------------------------------------------
+ * SCCR - System Clock and reset Control Register		15-27
+ *-----------------------------------------------------------------------
+ * Set clock output, timebase and RTC source and divider,
+ * power management and some other internal clocks
+ */
+#define SCCR_MASK	(SCCR_RTDIV | SCCR_RTSEL)
+#define CFG_SCCR	SCCR_TBS
+
+/*-----------------------------------------------------------------------
+ * PCMCIA stuff
+ *-----------------------------------------------------------------------
+ *
+ */
+#define CFG_PCMCIA_MEM_ADDR	(0xE0000000)
+#define CFG_PCMCIA_MEM_SIZE	( 64 << 20 )
+#define CFG_PCMCIA_DMA_ADDR	(0xE4000000)
+#define CFG_PCMCIA_DMA_SIZE	( 64 << 20 )
+#define CFG_PCMCIA_ATTRB_ADDR	(0xE8000000)
+#define CFG_PCMCIA_ATTRB_SIZE	( 64 << 20 )
+#define CFG_PCMCIA_IO_ADDR	(0xEC000000)
+#define CFG_PCMCIA_IO_SIZE	( 64 << 20 )
+
+#define CFG_PCMCIA_INTERRUPT	SIU_LEVEL6
+
+#define CONFIG_PCMCIA_SLOT_A	1
+
+
+/*-----------------------------------------------------------------------
+ * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
+ *-----------------------------------------------------------------------
+ */
+
+#define CONFIG_IDE_8xx_PCCARD	1	/* Use IDE with PC Card Adapter */
+
+#undef	CONFIG_IDE_8xx_DIRECT		/* Direct IDE	 not supported	*/
+#undef	CONFIG_IDE_LED			/* LED	 for ide not supported	*/
+#undef	CONFIG_IDE_RESET		/* reset for ide not supported	*/
+
+#define CFG_IDE_MAXBUS		1	/* max. 1 IDE bus		*/
+#define CFG_IDE_MAXDEVICE	1	/* max. 1 drive per IDE bus	*/
+
+#define CFG_ATA_IDE0_OFFSET	0x0000
+
+#define CFG_ATA_BASE_ADDR	CFG_PCMCIA_MEM_ADDR
+
+/* Offset for data I/O */
+#define CFG_ATA_DATA_OFFSET	(CFG_PCMCIA_MEM_SIZE + 0x320)
+
+/* Offset for normal register accesses */
+#define CFG_ATA_REG_OFFSET	(2 * CFG_PCMCIA_MEM_SIZE + 0x320)
+
+/* Offset for alternate registers */
+#define CFG_ATA_ALT_OFFSET	0x0100
+
+/*-----------------------------------------------------------------------
+ * Debug Entry Mode
+ *-----------------------------------------------------------------------
+ *
+ */
+#define CFG_DER 0
+
+/*
+ * Internal Definitions
+ *
+ * Boot Flags
+ */
+#define BOOTFLAG_COLD	0x01		/* Normal Power-On: Boot from FLASH	*/
+#define BOOTFLAG_WARM	0x02		/* Software reboot			*/
+
+#endif	/* __CONFIG_H */