1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
|
/*
* (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
/*
* Since we use the Inferno-Loader to bring us to live,
* we skip the lowlevel init stuff.
* But U-Boot still relocates itself into RAM
*/
#define CONFIG_INFERNO /* we are using the inferno bootldr */
#define CONFIG_SKIP_LOWLEVEL_INIT 1
#undef CONFIG_SKIP_RELOCATE_UBOOT
/*
* 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 CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
/*
* 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
/*
* BOOTP options
*/
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME
/*
* Command line configuration.
*/
#include <config_cmd_default.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 defined(CONFIG_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 CONFIG_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 0
/* Offset for normal register accesses */
#define CFG_ATA_REG_OFFSET 0
/* Offset for alternate registers */
#define CFG_ATA_ALT_OFFSET 0
/*-----------------------------------------------------------------------
*/
#endif /* __CONFIG_H */
|
