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
|
/*
* (C) Copyright 2002
* Daniel Engström, Omicron Ceti AB, daniel@omicron.se.
*
* 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
*/
/*
* board/config.h - configuration options, board specific
*/
#ifndef __CONFIG_H
#define __CONFIG_H
/*
* High Level Configuration Options
* (easy to change)
*/
#define CONFIG_X86 1 /* This is a X86 CPU */
#define CONFIG_SC520 1 /* Include support for AMD SC520 */
#define CONFIG_ALI152X 1 /* Include support for Ali 152x SIO */
#define CFG_SDRAM_PRECHARGE_DELAY 6 /* 6T */
#define CFG_SDRAM_REFRESH_RATE 78 /* 7.8uS (choices are 7.8, 15.6, 31.2 or 62.5uS) */
#define CFG_SDRAM_RAS_CAS_DELAY 3 /* 3T */
/* define at most one of these */
#undef CFG_SDRAM_CAS_LATENCY_2T
#define CFG_SDRAM_CAS_LATENCY_3T
#define CFG_SC520_HIGH_SPEED 0 /* 100 or 133MHz */
#define CFG_RESET_GENERIC 1 /* use tripple-fault to reset cpu */
#undef CFG_RESET_SC520 /* use SC520 MMCR's to reset cpu */
#undef CFG_TIMER_SC520 /* use SC520 swtimers */
#define CFG_TIMER_GENERIC 1 /* use the i8254 PIT timers */
#undef CFG_TIMER_TSC /* use the Pentium TSC timers */
#define CFG_USE_SIO_UART 0 /* prefer the uarts on the SIO to those
* in the SC520 on the CDP */
#define CFG_STACK_SIZE 0x8000 /* Size of bootloader stack */
#define CONFIG_SHOW_BOOT_PROGRESS 1
#define CONFIG_LAST_STAGE_INIT 1
/*
* Size of malloc() pool
*/
#define CONFIG_MALLOC_SIZE (CFG_ENV_SIZE + 128*1024)
#define CONFIG_BAUDRATE 9600
#define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_PCI | CFG_CMD_JFFS2 | CFG_CMD_IDE | CFG_CMD_NET | CFG_CMD_EEPROM)
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>
#define CONFIG_BOOTDELAY 15
#define CONFIG_BOOTARGS "root=/dev/mtdblock0 console=ttyS0,9600"
/* #define CONFIG_BOOTCOMMAND "bootm 38000000" */
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CONFIG_KGDB_BAUDRATE 115200 /* 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 "boot > " /* 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 0x00100000 /* memtest works on */
#define CFG_MEMTEST_END 0x01000000 /* 1 ... 16 MB in DRAM */
#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */
#define CFG_LOAD_ADDR 0x100000 /* default load address */
#define CFG_HZ 1024 /* incrementer freq: 1kHz */
/* valid baudrates */
#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
/*-----------------------------------------------------------------------
* Physical Memory Map
*/
#define CONFIG_NR_DRAM_BANKS 4 /* we have 4 banks of DRAM */
/*-----------------------------------------------------------------------
* FLASH and environment organization
*/
#define CFG_MAX_FLASH_BANKS 3 /* max number of memory banks */
#define CFG_MAX_FLASH_SECT 64 /* 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_SPI_EEPROM /* Support for SPI EEPROMs (AT25128) */
#define CONFIG_MW_EEPROM /* Support for MicroWire EEPROMs (AT93LC46) */
/* allow to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE
/* Environment in EEPROM */
#define CFG_ENV_IS_IN_EEPROM 1
#define CONFIG_SPI
#define CFG_ENV_SIZE 0x4000 /* Total Size of Environment EEPROM 16k is SPI is used or 128 bytes if MW is used*/
#define CFG_ENV_OFFSET 0
#define CONFIG_SC520_CDP_USE_SPI /* Store configuration in the SPI part */
#undef CONFIG_SC520_CDP_USE_MW /* Store configuration in the MicroWire part */
#define CONFIG_SPI_X 1
/*
* JFFS2 partitions
*/
/* No command line, one static partition, whole device */
#undef CONFIG_JFFS2_CMDLINE
#define CONFIG_JFFS2_DEV "nor0"
#define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF
#define CONFIG_JFFS2_PART_OFFSET 0x00000000
/* mtdparts command line support */
/*
#define CONFIG_JFFS2_CMDLINE
#define MTDIDS_DEFAULT "nor0=SC520CDP Flash Bank #0"
#define MTDPARTS_DEFAULT "mtdparts=SC520CDP Flash Bank #0:-(jffs2)"
*/
/*-----------------------------------------------------------------------
* Device drivers
*/
#define CONFIG_NET_MULTI /* Multi ethernet cards support */
#define CONFIG_PCNET
#define CONFIG_PCNET_79C973
#define CONFIG_PCNET_79C975
#define PCNET_HAS_PROM 1
/************************************************************
* IDE/ATA stuff
************************************************************/
#define CFG_IDE_MAXBUS 1 /* max. 2 IDE busses */
#define CFG_IDE_MAXDEVICE (CFG_IDE_MAXBUS*2) /* max. 2 drives per IDE bus */
#define CFG_ATA_IDE0_OFFSET 0x01F0 /* ide0 offste */
/*#define CFG_ATA_IDE1_OFFSET 0x0170 /###* ide1 offset */
#define CFG_ATA_DATA_OFFSET 0 /* data reg offset */
#define CFG_ATA_REG_OFFSET 0 /* reg offset */
#define CFG_ATA_ALT_OFFSET 0x200 /* alternate register offset */
#define CFG_ATA_BASE_ADDR 0
#undef CONFIG_IDE_LED /* no led for ide supported */
#undef CONFIG_IDE_RESET /* reset for ide unsupported... */
#undef CONFIG_IDE_RESET_ROUTINE /* no special reset function */
/************************************************************
* ATAPI support (experimental)
************************************************************/
#define CONFIG_ATAPI /* enable ATAPI Support */
/************************************************************
* DISK Partition support
************************************************************/
#define CONFIG_DOS_PARTITION
#define CONFIG_MAC_PARTITION
#define CONFIG_ISO_PARTITION /* Experimental */
/************************************************************
* Video/Keyboard support
************************************************************/
#define CONFIG_VIDEO /* To enable video controller support */
#define CONFIG_I8042_KBD
#define CFG_ISA_IO 0
/************************************************************
* RTC
***********************************************************/
#define CONFIG_RTC_MC146818
#undef CONFIG_WATCHDOG /* watchdog disabled */
/*
* PCI stuff
*/
#define CONFIG_PCI /* include pci support */
#define CONFIG_PCI_PNP /* pci plug-and-play */
#define CONFIG_PCI_SCAN_SHOW
#define CFG_FIRST_PCI_IRQ 10
#define CFG_SECOND_PCI_IRQ 9
#define CFG_THIRD_PCI_IRQ 11
#define CFG_FORTH_PCI_IRQ 15
#endif /* __CONFIG_H */
|
