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
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
|
/*
* (C) Copyright 2001
* Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
*
* 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_405GP 1 /* This is a PPC405GP CPU */
#define CONFIG_4xx 1 /* ...member of PPC4xx family */
#define CONFIG_AR405 1 /* ...on a AR405 board */
#define CONFIG_BOARD_PRE_INIT 1 /* call board_pre_init() */
#define CONFIG_SYS_CLK_FREQ 33000000 /* external frequency to pll */
#define CONFIG_BAUDRATE 9600
#define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */
#if 1
#define CONFIG_BOOTCOMMAND "bootm fff00000" /* autoboot command */
#else
#define CONFIG_BOOTCOMMAND "bootp" /* autoboot command */
#endif
#if 0
#define CONFIG_BOOTARGS "root=/dev/nfs " \
"ip=192.168.2.176:192.168.2.190:192.168.2.79:255.255.255.0 " \
"nfsroot=192.168.2.190:/home/stefan/cpci405/target_ftest4"
#else
#define CONFIG_BOOTARGS "root=/dev/hda1 " \
"ip=192.168.2.176:192.168.2.190:192.168.2.79:255.255.255.0"
#endif
#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
#define CONFIG_MII 1 /* MII PHY management */
#define CONFIG_PHY_ADDR 0 /* PHY address */
#define CONFIG_COMMANDS \
(CONFIG_CMD_DFL | CFG_CMD_PCI | CFG_CMD_IRQ | CFG_CMD_ASKENV)
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>
#undef CONFIG_WATCHDOG /* watchdog disabled */
#define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */
/*
* Miscellaneous configurable options
*/
#define CFG_LONGHELP /* undef to save memory */
#define CFG_PROMPT "=> " /* Monitor Command Prompt */
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
#else
#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
#endif
#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_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/
#define CFG_MEMTEST_START 0x0400000 /* memtest works on */
#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
#define CFG_EXT_SERIAL_CLOCK 14745600 /* use external serial clock */
/* The following table includes the supported baudrates */
#define CFG_BAUDRATE_TABLE \
{ 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \
57600, 115200, 230400, 460800, 921600 }
#define CFG_LOAD_ADDR 0x100000 /* default load address */
#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
/*-----------------------------------------------------------------------
* PCI stuff
*-----------------------------------------------------------------------
*/
#define PCI_HOST_ADAPTER 0 /* configure ar pci adapter */
#define PCI_HOST_FORCE 1 /* configure as pci host */
#define PCI_HOST_AUTO 2 /* detected via arbiter enable */
#define CONFIG_PCI /* include pci support */
#define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */
#define CONFIG_PCI_PNP /* do pci plug-and-play */
/* resource configuration */
#define CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */
#define CONFIG_PCI_BOOTDELAY 0 /* enable pci bootdelay variable*/
#define CFG_PCI_SUBSYS_VENDORID 0x12FE /* PCI Vendor ID: esd gmbh */
#define CFG_PCI_SUBSYS_DEVICEID 0x0403 /* PCI Device ID: ARISTO405 */
#define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */
#define CFG_PCI_PTM1MS 0x80000001 /* 2GB, enable hard-wired to 1 */
#define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
#define CFG_PCI_PTM2LA 0xfff00000 /* point to flash */
#define CFG_PCI_PTM2MS 0xfff00001 /* 1MB, enable */
#define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */
/*-----------------------------------------------------------------------
* Start addresses for the final memory configuration
* (Set up by the startup code)
* Please note that CFG_SDRAM_BASE _must_ start at 0
*/
#define CFG_SDRAM_BASE 0x00000000
#define CFG_FLASH_BASE 0xFFFD0000
#define CFG_MONITOR_BASE CFG_FLASH_BASE
#define CFG_MONITOR_LEN (192 * 1024) /* Reserve 196 kB for Monitor */
#define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
/*
* For booting Linux, the board info and command line data
* have to be in the first 8 MB of memory, since this is
* the maximum mapped by the Linux kernel during initialization.
*/
#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
/*-----------------------------------------------------------------------
* FLASH organization
*/
#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
#define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
#define CFG_FLASH_WORD_SIZE unsigned short /* flash word size (width) */
#define CFG_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */
#define CFG_FLASH_ADDR1 0x2AAA /* 2nd address for flash config cycles */
/*
* The following defines are added for buggy IOP480 byte interface.
* All other boards should use the standard values (CPCI405 etc.)
*/
#define CFG_FLASH_READ0 0x0000 /* 0 is standard */
#define CFG_FLASH_READ1 0x0001 /* 1 is standard */
#define CFG_FLASH_READ2 0x0002 /* 2 is standard */
#define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
#define CFG_ENV_IS_IN_FLASH 1
#define CFG_ENV_OFFSET 0x00010000 /* Offset of Environment Sector */
#define CFG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
#define CFG_ENV_SECT_SIZE 0x10000 /* see README - env sector total size */
/*-----------------------------------------------------------------------
* Cache Configuration
*/
#define CFG_DCACHE_SIZE 8192 /* For IBM 405 CPUs */
#define CFG_CACHELINE_SIZE 32 /* ... */
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
#endif
/*
* Init Memory Controller:
*
* BR0/1 and OR0/1 (FLASH)
*/
#define FLASH_BASE0_PRELIM 0xFF800000 /* FLASH bank #0 */
#define FLASH_BASE1_PRELIM 0xFFC00000 /* FLASH bank #1 */
/*-----------------------------------------------------------------------
* External Bus Controller (EBC) Setup
*/
/* Memory Bank 0 (Flash Bank 0) initialization */
#define CFG_EBC_PB0AP 0x92015480
#define CFG_EBC_PB0CR 0xFFC5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */
/* Memory Bank 1 (CAN0, 1, 2, 3) initialization */
#define CFG_EBC_PB1AP 0x01000380 /* enable Ready, BEM=0 */
#define CFG_EBC_PB1CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */
/* Memory Bank 2 (Expension Bus) initialization */
#define CFG_EBC_PB2AP 0x01000280 /* disable Ready, BEM=0 */
#define CFG_EBC_PB2CR 0xF0118000 /* BAS=0xF01,BS=1MB,BU=R/W,BW=8bit */
/* Memory Bank 3 (16552) initialization */
#define CFG_EBC_PB3AP 0x01000380 /* enable Ready, BEM=0 */
#define CFG_EBC_PB3CR 0xF0218000 /* BAS=0xF02,BS=1MB,BU=R/W,BW=8bit */
/* Memory Bank 4 (FPGA regs) initialization */
#define CFG_EBC_PB4AP 0x01005380 /* enable Ready, BEM=0 */
#define CFG_EBC_PB4CR 0xF031C000 /* BAS=0xF03,BS=1MB,BU=R/W,BW=32bit */
/* Memory Bank 5 (Flash Bank 1/DUMMY) initialization */
#define CFG_EBC_PB5AP 0x92015480
#define CFG_EBC_PB5CR 0xFF85A000 /* BAS=0xFF8,BS=4MB,BU=R/W,BW=16bit */
/*-----------------------------------------------------------------------
* Definitions for initial stack pointer and data area (in RAM)
*/
#define CFG_INIT_RAM_ADDR 0x00df0000 /* inside of SDRAM */
#define CFG_INIT_RAM_END 0x0f00 /* End of used area in RAM */
#define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
/*
* Internal Definitions
*
* Boot Flags
*/
#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
#define BOOTFLAG_WARM 0x02 /* Software reboot */
#endif /* __CONFIG_H */
|
