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authorwdenk <wdenk>2002-09-10 19:19:06 +0000
committerwdenk <wdenk>2002-09-10 19:19:06 +0000
commitda27dcf0086832769bef80afa120c408432c13f2 (patch)
tree263ea79ac0bcef9486ccd8d598396f810c7341e0 /include/configs/impa7.h
parent7c202ac2e3127e79fd2ebee8eb585576c54e90a7 (diff)
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+/*
+ * (C) Copyright 2000
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroeger@sysgo.de>
+ *
+ * Configuation settings for the implementa impA7 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 ...
+ */
+#define CONFIG_INIT_CRITICAL /* undef for developing */
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+#define CONFIG_ARM7 1 /* This is a ARM7 CPU */
+#define CONFIG_IMPA7 1 /* on an impA7 Board */
+#define CONFIG_ARM_THUMB 1 /* this is an ARM720TDMI */
+#define CONFIG_ARM7_REVD 1 /* enable ARM720 REV.D Workarounds */
+
+#undef CONFIG_USE_IRQ /* don't need them anymore */
+
+/*
+ * Size of malloc() pool
+ */
+#define CONFIG_MALLOC_SIZE (CFG_ENV_SIZE + 128*1024)
+
+/*
+ * Hardware drivers
+ */
+#define CONFIG_DRIVER_CS8900 1 /* we have a CS8900 on-board */
+#define CS8900_BASE 0x20000000
+#define CS8900_BUS32 1
+
+/*
+ * select serial console configuration
+ */
+#define CONFIG_SERIAL1 1 /* we use Serial line 1 */
+
+/* allow to overwrite serial and ethaddr */
+#define CONFIG_ENV_OVERWRITE
+
+#define CONFIG_BAUDRATE 9600
+
+#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT|CONFIG_BOOTP_BOOTFILESIZE)
+
+#define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_JFFS2)
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <cmd_confdefs.h>
+
+#define CONFIG_BOOTDELAY 3
+#define CONFIG_BOOTARGS "devfs=mount root=ramfs console=ttyS0,9600"
+/*#define CONFIG_ETHADDR 08:00:3e:26:0a:5a */
+/*#define CONFIG_NETMASK 255.255.0.0 */
+/*#define CONFIG_IPADDR 172.22.2.128 */
+/*#define CONFIG_SERVERIP 172.22.2.126 */
+/*#define CONFIG_BOOTFILE "impa7" */
+#define CONFIG_BOOTCOMMAND "bootp;bootm"
+
+#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 "impA7 # " /* 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 0xc1000000 /* default load address */
+
+#define CFG_HZ 2000 /* decrementer freq: 2 kHz */
+
+ /* valid baudrates */
+#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
+
+/*-----------------------------------------------------------------------
+ * Stack sizes
+ *
+ * The stack sizes are set up in start.S using the settings below
+ */
+#define CONFIG_STACKSIZE (128*1024) /* regular stack */
+#ifdef CONFIG_USE_IRQ
+#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
+#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
+#endif
+
+/*-----------------------------------------------------------------------
+ * Physical Memory Map
+ */
+#define CONFIG_NR_DRAM_BANKS 2 /* we have 2 banks of DRAM */
+#define PHYS_SDRAM_1 0xc0000000 /* SDRAM Bank #1 */
+#define PHYS_SDRAM_1_SIZE 0x00800000 /* 8 MB */
+#define PHYS_SDRAM_2 0xc1000000 /* SDRAM Bank #2 */
+#define PHYS_SDRAM_2_SIZE 0x00800000 /* 8 MB */
+
+#define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */
+#define PHYS_FLASH_2 0x10000000 /* Flash Bank #2 */
+#define PHYS_FLASH_SIZE 0x00800000 /* 16 MB */
+
+#define CFG_FLASH_BASE PHYS_FLASH_1
+
+/*-----------------------------------------------------------------------
+ * FLASH and environment organization
+ */
+#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
+#define CFG_MAX_FLASH_SECT 71 /* max number of sectors on one chip */
+
+/* timeout values are in ticks */
+#define CFG_FLASH_ERASE_TOUT (2*CFG_HZ) /* Timeout for Flash Erase */
+#define CFG_FLASH_WRITE_TOUT (2*CFG_HZ) /* Timeout for Flash Write */
+
+#define CFG_ENV_IS_IN_FLASH 1
+#define CFG_ENV_ADDR (PHYS_FLASH_1 + 0x1C000) /* Addr of Environment Sector */
+#define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
+
+/* Flash banks JFFS2 should use */
+#define CFG_JFFS2_FIRST_BANK 0
+#define CFG_JFFS2_FIRST_SECTOR 8
+#define CFG_JFFS2_NUM_BANKS 2
+
+#endif /* __CONFIG_H */