3 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
4 * Alex Zuepke <azu@sysgo.de>
6 * Configuation settings for the Shannon/TuxScreen/IS2630 WebPhone Board.
8 * See file CREDITS for list of people who contributed to this
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of
14 * the License, or (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
31 * Since we use the Inferno-Loader to bring us to live,
32 * we skip the lowlevel init stuff.
33 * But U-Boot still relocates itself into RAM
35 #define CONFIG_INFERNO /* we are using the inferno bootldr */
36 #define CONFIG_SKIP_LOWLEVEL_INIT 1
37 #undef CONFIG_SKIP_RELOCATE_UBOOT
40 * High Level Configuration Options
43 #define CONFIG_SA1100 1 /* This is an SA1100 CPU */
44 #define CONFIG_SHANNON 1 /* on an SHANNON/TuxScreen Board */
46 #undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
49 * Size of malloc() pool
51 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024)
52 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
57 #define CONFIG_DRIVER_3C589 1
60 * select serial console configuration
62 #define CONFIG_SERIAL3 1 /* we use SERIAL 3 */
64 /* allow to overwrite serial and ethaddr */
65 #define CONFIG_ENV_OVERWRITE
67 #define CONFIG_BAUDRATE 115200
73 #define CONFIG_BOOTP_BOOTFILESIZE
74 #define CONFIG_BOOTP_BOOTPATH
75 #define CONFIG_BOOTP_GATEWAY
76 #define CONFIG_BOOTP_HOSTNAME
80 * Command line configuration.
82 #include <config_cmd_default.h>
85 #define CONFIG_BOOTDELAY 3
86 #define CONFIG_BOOTARGS "root=ramfs devfs=mount console=ttySA0,115200"
87 #define CONFIG_NETMASK 255.255.0.0
88 #define CONFIG_BOOTCOMMAND "help"
90 #if defined(CONFIG_CMD_KGDB)
91 #define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
92 #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
96 * Miscellaneous configurable options
98 #define CONFIG_SYS_LONGHELP /* undef to save memory */
99 #define CONFIG_SYS_PROMPT "TuxScreen # " /* Monitor Command Prompt */
100 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
101 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
102 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
103 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
105 #define CONFIG_SYS_MEMTEST_START 0xc0400000 /* memtest works on */
106 #define CONFIG_SYS_MEMTEST_END 0xc0800000 /* 4 ... 8 MB in DRAM */
108 #define CONFIG_SYS_LOAD_ADDR 0xd0000000 /* default load address */
110 #define CONFIG_SYS_HZ 3686400 /* incrementer freq: 3.6864 MHz */
111 #define CONFIG_SYS_CPUSPEED 0x09 /* 190 MHz for Shannon */
113 /* valid baudrates */
114 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
116 #define CONFIG_DOS_PARTITION 1 /* DOS partitiion support */
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
133 #define CONFIG_NR_DRAM_BANKS 4 /* we have 4 banks of EDORAM */
134 #define PHYS_SDRAM_1 0xc0000000 /* RAM Bank #1 */
135 #define PHYS_SDRAM_1_SIZE 0x00400000 /* 4 MB */
136 #define PHYS_SDRAM_2 0xc8000000 /* RAM Bank #2 */
137 #define PHYS_SDRAM_2_SIZE 0x00400000 /* 4 MB */
138 #define PHYS_SDRAM_3 0xd0000000 /* RAM Bank #3 */
139 #define PHYS_SDRAM_3_SIZE 0x00400000 /* 4 MB */
140 #define PHYS_SDRAM_4 0xd8000000 /* RAM Bank #4 */
141 #define PHYS_SDRAM_4_SIZE 0x00400000 /* 4 MB */
144 #define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */
145 #define PHYS_FLASH_SIZE 0x00400000 /* 4 MB */
147 #define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1
149 /*-----------------------------------------------------------------------
150 * FLASH and environment organization
152 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
153 #define CONFIG_SYS_MAX_FLASH_SECT (31+4) /* max number of sectors on one chip */
155 /* timeout values are in ticks */
156 #define CONFIG_SYS_FLASH_ERASE_TOUT (2*CONFIG_SYS_HZ) /* Timeout for Flash Erase */
157 #define CONFIG_SYS_FLASH_WRITE_TOUT (2*CONFIG_SYS_HZ) /* Timeout for Flash Write */
159 #define CONFIG_ENV_IS_IN_FLASH 1
160 #ifdef CONFIG_INFERNO
161 /* we take the last sector, 128 KB in size, but we only use 4 KB of it for stack reasons */
162 #define CONFIG_ENV_ADDR (PHYS_FLASH_1 + 0x003E0000) /* Addr of Environment Sector */
163 #define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
165 #define CONFIG_ENV_ADDR (PHYS_FLASH_1 + 0x1C000) /* Addr of Environment Sector */
166 #define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
169 /*-----------------------------------------------------------------------
171 *-----------------------------------------------------------------------
175 /* we pick the upper one */
177 #define CONFIG_PCMCIA_SLOT_A
179 #define CONFIG_SYS_PCMCIA_IO_ADDR (0x20000000)
180 #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
181 #define CONFIG_SYS_PCMCIA_DMA_ADDR (0x24000000)
182 #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
183 #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0x2C000000)
184 #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
185 #define CONFIG_SYS_PCMCIA_MEM_ADDR (0x28000000)
186 #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
188 /* in fact, MEM and ATTRB are swapped - has to be corrected soon in cmd_pcmcia or so */
190 /*-----------------------------------------------------------------------
191 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
192 *-----------------------------------------------------------------------
195 #define CONFIG_IDE_PCCARD 1 /* Use IDE with PC Card Adapter */
197 #undef CONFIG_IDE_PCMCIA /* Direct IDE not supported */
198 #undef CONFIG_IDE_LED /* LED for ide not supported */
199 #undef CONFIG_IDE_RESET /* reset for ide not supported */
201 #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
202 #define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
204 #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
206 /* it's simple, all regs are in I/O space */
207 #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_ATTRB_ADDR
209 /* Offset for data I/O */
210 #define CONFIG_SYS_ATA_DATA_OFFSET 0
212 /* Offset for normal register accesses */
213 #define CONFIG_SYS_ATA_REG_OFFSET 0
215 /* Offset for alternate registers */
216 #define CONFIG_SYS_ATA_ALT_OFFSET 0
218 /*-----------------------------------------------------------------------
221 #endif /* __CONFIG_H */