Initial revision

1 files changed, 218 insertions, 0 deletions

diff --git a/include/configs/shannon.h b/include/configs/shannon.h
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--- /dev/null
+++ b/include/configs/shannon.h
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+/*
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Alex Zuepke <azu@sysgo.de>
+ *
+ * Configuation settings for the Shannon/TuxScreen/IS2630 WebPhone 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
+ */
+
+#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 ...
+ */
+
+/*
+ * we just run in non-critical mode now, because we use the Inferno-Loader to
+ * bring us to live
+ */
+#define CONFIG_INFERNO			/* we are using the inferno bootldr */
+#undef CONFIG_INIT_CRITICAL		/* undef for developing */
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+#define CONFIG_SA1100		1	/* This is an SA1100 CPU	*/
+#define CONFIG_SHANNON		1	/* on an SHANNON/TuxScreen Board      */
+
+#undef CONFIG_USE_IRQ			/* we don't need IRQ/FIQ stuff */
+
+/*
+ * Size of malloc() pool
+ */
+#define CONFIG_MALLOC_SIZE	(CFG_ENV_SIZE + 128*1024)
+
+/*
+ * Hardware drivers
+ */
+#define CONFIG_DRIVER_3C589	1
+
+/*
+ * select serial console configuration
+ */
+#define CONFIG_SERIAL3          1	/* we use SERIAL 3  */
+
+/* allow to overwrite serial and ethaddr */
+#define CONFIG_ENV_OVERWRITE
+
+#define CONFIG_BAUDRATE		115200
+
+#if 0 /* XXX - cannot test IDE anyway, so disabled for now - wd */
+#define CONFIG_COMMANDS		(CONFIG_CMD_DFL	| \
+				 CFG_CMD_PCMCIA	| \
+				 CFG_CMD_IDE)
+#endif /* 0 */
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <cmd_confdefs.h>
+
+#define CONFIG_BOOTDELAY	3
+#define CONFIG_BOOTARGS    	"root=ramfs devfs=mount console=ttySA0,115200"
+#define CONFIG_NETMASK          255.255.0.0
+#define CONFIG_BOOTCOMMAND	"help"
+
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#define CONFIG_KGDB_BAUDRATE	230400		/* speed to run kgdb serial port */
+#define CONFIG_KGDB_SER_INDEX	2		/* which serial port to use */
+#endif
+
+/*
+ * Miscellaneous configurable options
+ */
+#define	CFG_LONGHELP				/* undef to save memory		*/
+#define	CFG_PROMPT		"TuxScreen # "	/* 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		0xd0000000	/* default load address	*/
+
+#define	CFG_HZ			3686400		/* incrementer freq: 3.6864 MHz */
+#define CFG_CPUSPEED		0x09		/* 190 MHz for Shannon */
+
+						/* valid baudrates */
+#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
+
+#define CONFIG_DOS_PARTITION	1		/* DOS partitiion support */
+
+/*-----------------------------------------------------------------------
+ * 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
+ */
+/* BE CAREFUL */
+#define CONFIG_NR_DRAM_BANKS	4	   /* we have 4 banks of EDORAM */
+#define PHYS_SDRAM_1		0xc0000000 /* RAM Bank #1 */
+#define PHYS_SDRAM_1_SIZE	0x00400000 /* 4 MB */
+#define PHYS_SDRAM_2		0xc8000000 /* RAM Bank #2 */
+#define PHYS_SDRAM_2_SIZE	0x00400000 /* 4 MB */
+#define PHYS_SDRAM_3            0xd0000000 /* RAM Bank #3 */
+#define PHYS_SDRAM_3_SIZE       0x00400000 /* 4 MB */
+#define PHYS_SDRAM_4            0xd8000000 /* RAM Bank #4 */
+#define PHYS_SDRAM_4_SIZE       0x00400000 /* 4 MB */
+
+
+#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	(31+4)	/* 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
+#ifdef CONFIG_INFERNO
+/* we take the last sector, 128 KB in size, but we only use 4 KB of it for stack reasons */
+#define CFG_ENV_ADDR		(PHYS_FLASH_1 + 0x003E0000)	/* Addr of Environment Sector	*/
+#define CFG_ENV_SIZE		0x4000	/* Total Size of Environment Sector	*/
+#else
+#define CFG_ENV_ADDR		(PHYS_FLASH_1 + 0x1C000)	/* Addr of Environment Sector	*/
+#define CFG_ENV_SIZE		0x4000	/* Total Size of Environment Sector	*/
+#endif
+
+/*-----------------------------------------------------------------------
+ * PCMCIA stuff
+ *-----------------------------------------------------------------------
+ *
+ */
+
+/* we pick the upper one */
+
+#define CONFIG_PCMCIA_SLOT_A
+
+#define CFG_PCMCIA_IO_ADDR	(0x20000000)
+#define CFG_PCMCIA_IO_SIZE	( 64 << 20 )
+#define CFG_PCMCIA_DMA_ADDR	(0x24000000)
+#define CFG_PCMCIA_DMA_SIZE	( 64 << 20 )
+#define CFG_PCMCIA_ATTRB_ADDR	(0x2C000000)
+#define CFG_PCMCIA_ATTRB_SIZE	( 64 << 20 )
+#define CFG_PCMCIA_MEM_ADDR	(0x28000000)
+#define CFG_PCMCIA_MEM_SIZE	( 64 << 20 )
+
+/* in fact, MEM and ATTRB are swapped - has to be corrected soon in cmd_pcmcia or so */
+
+/*-----------------------------------------------------------------------
+ * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
+ *-----------------------------------------------------------------------
+ */
+
+#define	CONFIG_IDE_PCCARD	1	/* Use IDE with PC Card	Adapter	*/
+
+#undef	CONFIG_IDE_PCMCIA		/* 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
+
+/* it's simple, all regs are in I/O space */
+#define CFG_ATA_BASE_ADDR	CFG_PCMCIA_ATTRB_ADDR
+
+/* Offset for data I/O			*/
+#define CFG_ATA_DATA_OFFSET	(CFG_ATA_BASE_ADDR)
+
+/* Offset for normal register accesses	*/
+#define CFG_ATA_REG_OFFSET	(CFG_ATA_BASE_ADDR)
+
+/* Offset for alternate registers	*/
+#define CFG_ATA_ALT_OFFSET	(CFG_ATA_BASE_ADDR)
+
+/*-----------------------------------------------------------------------
+ */
+
+#endif	/* __CONFIG_H */