3 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
4 * Marius Groeger <mgroeger@sysgo.de>
6 * 2004 (c) MontaVista Software, Inc.
8 * Configuation settings for the Intel Assabet board.
10 * See file CREDITS for list of people who contributed to this
13 * This program is free software; you can redistribute it and/or
14 * modify it under the terms of the GNU General Public License as
15 * published by the Free Software Foundation; either version 2 of
16 * the License, or (at your option) any later version.
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software
25 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
33 * High Level Configuration Options
36 #define CONFIG_SA1110 1 /* This is an SA1100 CPU */
37 #define CONFIG_ASSABET 1 /* on an Intel Assabet Board */
41 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
42 #define CONFIG_SETUP_MEMORY_TAGS 1
43 #define CONFIG_INITRD_TAG 1
46 * Size of malloc() pool
48 #define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
49 #define CFG_GBL_DATA_SIZE 128 /* size rsrvd for initial data */
54 #define CONFIG_DRIVER_LAN91C96 /* we have an SMC9194 on-board */
55 #define CONFIG_LAN91C96_BASE 0x18000000
58 * select serial console configuration
60 #define CONFIG_SERIAL1 1 /* we use SERIAL 1 on Intel Assabet */
62 /* allow to overwrite serial and ethaddr */
63 #define CONFIG_ENV_OVERWRITE
65 #define CONFIG_BAUDRATE 115200
69 * Command line configuration.
71 #include <config_cmd_default.h>
73 #define CONFIG_CMD_DHCP
79 #define CONFIG_BOOTP_SUBNETMASK
80 #define CONFIG_BOOTP_GATEWAY
81 #define CONFIG_BOOTP_HOSTNAME
82 #define CONFIG_BOOTP_BOOTPATH
85 #define CONFIG_BOOTDELAY 3
86 #define CONFIG_BOOTARGS "console=ttySA0,115200n8 root=/dev/nfs ip=bootp"
87 #define CONFIG_BOOTCOMMAND "bootp;tftp;bootm"
88 #define CFG_AUTOLOAD "n" /* No autoload */
90 #if defined(CONFIG_CMD_KGDB)
91 #define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */
92 #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
96 * Miscellaneous configurable options
98 #define CFG_LONGHELP /* undef to save memory */
99 #define CFG_PROMPT "Intel Assabet # " /* Monitor Command Prompt */
100 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
101 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
102 #define CFG_MAXARGS 16 /* max number of command args */
103 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
105 #define CFG_MEMTEST_START 0xc0400000 /* memtest works on */
106 #define CFG_MEMTEST_END 0xc0800000 /* 4 ... 8 MB in DRAM */
108 #undef CFG_CLKS_IN_HZ
110 #define CFG_LOAD_ADDR 0xc0000000 /* default load address */
112 #define CFG_HZ 3686400 /* incrementer freq: 3.6864 MHz */
113 #define CFG_CPUSPEED 0x0a /* set core clock to 206MHz */
115 /* valid baudrates */
116 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
118 /*-----------------------------------------------------------------------
121 * The stack sizes are set up in start.S using the settings below
123 #define CONFIG_STACKSIZE (128*1024) /* regular stack */
124 #ifdef CONFIG_USE_IRQ
125 #define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
126 #define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
129 /*-----------------------------------------------------------------------
130 * Physical Memory Map
132 #define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of SDRAM */
133 #define PHYS_SDRAM_1 0xc0000000 /* SDRAM Bank #1 */
134 #define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB */
136 #define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */
137 #define PHYS_FLASH_SIZE 0x02000000 /* 32 MB */
138 #define PHYS_FLASH_BANK_SIZE 0x01000000 /* 16 MB Banks */
139 #define PHYS_FLASH_SECT_SIZE 0x00040000 /* 256 KB sectors (x2) */
141 #define CFG_MONITOR_BASE TEXT_BASE
142 #define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 KB for Monitor */
144 #if CFG_MONITOR_BASE < CFG_FLASH_BASE
148 /*-----------------------------------------------------------------------
149 * FLASH and environment organization
152 #define CFG_FLASH_BASE PHYS_FLASH_1
153 #define CFG_FLASH_SIZE PHYS_FLASH_SIZE
154 #define CFG_FLASH_CFI 1 /* flash is CFI conformant */
155 #define CONFIG_FLASH_CFI_DRIVER 1 /* use common cfi driver */
156 #define CFG_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */
157 #define CFG_MAX_FLASH_BANKS 1 /* max # of memory banks */
158 #define CFG_FLASH_INCREMENT 0 /* there is only one bank */
159 #define CFG_MAX_FLASH_SECT 128 /* max # of sectors on one chip */
160 #undef CFG_FLASH_PROTECTION
161 #define CFG_FLASH_BANKS_LIST { CFG_FLASH_BASE }
163 #define CFG_ENV_IS_IN_FLASH 1
165 #if defined(CFG_ENV_IS_IN_FLASH)
166 #define CFG_ENV_IN_OWN_SECTOR 1
167 #define CFG_ENV_ADDR (PHYS_FLASH_1 + PHYS_FLASH_SECT_SIZE)
168 #define CFG_ENV_SIZE PHYS_FLASH_SECT_SIZE
169 #define CFG_ENV_SECT_SIZE PHYS_FLASH_SECT_SIZE
172 #endif /* __CONFIG_H */