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wdenk9b7f3842003-10-09 20:09:04 +00001/*
2 * (C) Copyright 2003
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23
24/*
25 * This file contains the configuration parameters for the dbau1x00 board.
26 */
27
28#ifndef __CONFIG_H
29#define __CONFIG_H
30
31#define CONFIG_MIPS32 1 /* MIPS32 CPU core */
32#define CONFIG_DBAU1X00 1
33#define CONFIG_AU1X00 1 /* alchemy series cpu */
34
35/* Also known as Merlot */
36#define CONFIG_DBAU1000 1 /* board, Hardcoded for now */
37#define CONFIG_AU1000 1 /* cpu, Hardcoded for now */
38
39#define CONFIG_ETHADDR DE:AD:BE:EF:01:01 /* Ethernet address */
40
41#define CONFIG_BOOTDELAY 2 /* autoboot after 2 seconds */
42
43#define CONFIG_BAUDRATE 115200
44
45/* valid baudrates */
46#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
47
48#define CONFIG_TIMESTAMP /* Print image info with timestamp */
49#undef CONFIG_BOOTARGS
50
51#define CONFIG_EXTRA_ENV_SETTINGS \
52 "addmisc=setenv bootargs $(bootargs) " \
53 "console=ttyS0,$(baudrate) " \
54 "panic=1\0" \
55 "bootfile=/tftpboot/vmlinux.srec\0" \
56 "load=tftp 80500000 $(u-boot)\0" \
57 ""
58/* Boot from Compact flash partition 2 as default */
59#define CONFIG_BOOTCOMMAND "ide reset;disk 0x81000000 0:2;bootm"
60
61#define CONFIG_COMMANDS ((CONFIG_CMD_DFL | \
62 CFG_CMD_IDE | \
63 CFG_CMD_DHCP | \
64 CFG_CMD_ELF ) & \
65 ~(CFG_CMD_ENV | CFG_CMD_FAT | CFG_CMD_FLASH | CFG_CMD_FPGA | \
66 CFG_CMD_MII | CFG_CMD_LOADS | CFG_CMD_RUN | CFG_CMD_LOADB | CFG_CMD_ELF | \
67 CFG_CMD_BDI | CFG_CMD_BEDBUG))
68#include <cmd_confdefs.h>
69
70/*
71 * Miscellaneous configurable options
72 */
73#define CFG_LONGHELP /* undef to save memory */
74#define CFG_PROMPT "DbAu1x00 # " /* Monitor Command Prompt */
75#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
76#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
77#define CFG_MAXARGS 16 /* max number of command args*/
78
79#define CFG_MALLOC_LEN 128*1024
80
81#define CFG_BOOTPARAMS_LEN 128*1024
82
83#define CFG_HZ 396000000 /* FIXME causes overflow in net.c */
84
85#define CFG_SDRAM_BASE 0x80000000 /* Cached addr */
86
87#define CFG_LOAD_ADDR 0x81000000 /* default load address */
88
89#define CFG_MEMTEST_START 0x80100000
90#define CFG_MEMTEST_END 0x80800000
91
92/*-----------------------------------------------------------------------
93 * FLASH and environment organization
94 */
95#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
96#define CFG_MAX_FLASH_SECT (128) /* max number of sectors on one chip */
97
98#define PHYS_FLASH_1 0xbec00000 /* Flash Bank #1 */
99#define PHYS_FLASH_2 0xbfc00000 /* Flash Bank #2 */
100
101/* The following #defines are needed to get flash environment right */
102#define CFG_MONITOR_BASE TEXT_BASE
103#define CFG_MONITOR_LEN (192 << 10)
104
105#define CFG_INIT_SP_OFFSET 0x400000
106
107/* We boot from this flash, selected with dip switch */
108#define CFG_FLASH_BASE PHYS_FLASH_2
109
110/* timeout values are in ticks */
111#define CFG_FLASH_ERASE_TOUT (2 * CFG_HZ) /* Timeout for Flash Erase */
112#define CFG_FLASH_WRITE_TOUT (2 * CFG_HZ) /* Timeout for Flash Write */
113
114#define CFG_ENV_IS_NOWHERE 1
115
116/* Address and size of Primary Environment Sector */
117#define CFG_ENV_ADDR 0xB0030000
118#define CFG_ENV_SIZE 0x10000
119
120#define CONFIG_FLASH_16BIT
121
122#define CONFIG_NR_DRAM_BANKS 2
123
124#define CONFIG_NET_MULTI
125
126#define CONFIG_MEMSIZE_IN_BYTES
127
128/*---ATA PCMCIA ------------------------------------*/
129#define CFG_PCMCIA_MEM_SIZE 0x4000000 /* Offset to slot 1 FIXME!!! */
130#define CFG_PCMCIA_MEM_ADDR 0x20000000
131#define CONFIG_PCMCIA_SLOT_A
132
133#define CONFIG_ATAPI 1
134#define CONFIG_MAC_PARTITION 1
135
136/* We run CF in "true ide" mode or a harddrive via pcmcia */
137#define CONFIG_IDE_PCMCIA 1
138
139/* We only support one slot for now */
140#define CFG_IDE_MAXBUS 1 /* max. 1 IDE bus */
141#define CFG_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
142
143#undef CONFIG_IDE_LED /* LED for ide not supported */
144#undef CONFIG_IDE_RESET /* reset for ide not supported */
145
146#define CFG_ATA_IDE0_OFFSET 0x0000
147
148#define CFG_ATA_BASE_ADDR CFG_PCMCIA_MEM_ADDR
149
150/* Offset for data I/O */
151#define CFG_ATA_DATA_OFFSET 8
152
153/* Offset for normal register accesses */
154#define CFG_ATA_REG_OFFSET 0
155
156/* Offset for alternate registers */
157#define CFG_ATA_ALT_OFFSET 0x0100
158
159/*-----------------------------------------------------------------------
160 * Cache Configuration
161 */
162#define CFG_DCACHE_SIZE 16384
163#define CFG_ICACHE_SIZE 16384
164#define CFG_CACHELINE_SIZE 32
165
166#define DB1000_BCSR_ADDR 0xAE000000
167
168#endif /* __CONFIG_H */