1 /* 2 * (C) Copyright 2002-2005 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 * 26 * Configuration settings for the PCIPPC-2 board. 27 * 28 */ 29 30 /* ------------------------------------------------------------------------- */ 31 32 /* 33 * board/config.h - configuration options, board specific 34 */ 35 36 #ifndef __CONFIG_H 37 #define __CONFIG_H 38 39 /* 40 * High Level Configuration Options 41 * (easy to change) 42 */ 43 44 #define CONFIG_PCIPPC2 1 /* this is a PCIPPC2 board */ 45 46 #define CONFIG_BOARD_EARLY_INIT_F 1 47 #define CONFIG_MISC_INIT_R 1 48 49 #define CONFIG_CONS_INDEX 1 50 #define CONFIG_BAUDRATE 9600 51 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } 52 53 #define CONFIG_PREBOOT "" 54 #define CONFIG_BOOTDELAY 5 55 56 /* 57 * BOOTP options 58 */ 59 #define CONFIG_BOOTP_SUBNETMASK 60 #define CONFIG_BOOTP_GATEWAY 61 #define CONFIG_BOOTP_HOSTNAME 62 #define CONFIG_BOOTP_BOOTPATH 63 #define CONFIG_BOOTP_BOOTFILESIZE 64 65 #define CONFIG_MAC_PARTITION 66 #define CONFIG_DOS_PARTITION 67 68 69 /* 70 * Command line configuration. 71 */ 72 #include <config_cmd_default.h> 73 74 #define CONFIG_CMD_ASKENV 75 #define CONFIG_CMD_BSP 76 #define CONFIG_CMD_DATE 77 #define CONFIG_CMD_DHCP 78 #define CONFIG_CMD_ELF 79 #define CONFIG_CMD_NFS 80 #define CONFIG_CMD_PCI 81 #define CONFIG_CMD_SNTP 82 83 #define CONFIG_PCI 1 84 #define CONFIG_PCI_PNP 1 /* PCI plug-and-play */ 85 86 /* 87 * Miscellaneous configurable options 88 */ 89 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 90 #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */ 91 92 #define CONFIG_SYS_HUSH_PARSER 1 /* use "hush" command parser */ 93 #ifdef CONFIG_SYS_HUSH_PARSER 94 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> " 95 #endif 96 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 97 98 /* Print Buffer Size 99 */ 100 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) 101 102 #define CONFIG_SYS_MAXARGS 64 /* max number of command args */ 103 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ 104 #define CONFIG_SYS_LOAD_ADDR 0x00100000 /* Default load address */ 105 106 /*----------------------------------------------------------------------- 107 * Start addresses for the final memory configuration 108 * (Set up by the startup code) 109 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 110 */ 111 #define CONFIG_SYS_SDRAM_BASE 0x00000000 112 #define CONFIG_SYS_FLASH_BASE 0xFFF00000 113 #define CONFIG_SYS_FLASH_MAX_SIZE 0x00100000 114 /* Maximum amount of RAM. 115 */ 116 #define CONFIG_SYS_MAX_RAM_SIZE 0x20000000 /* 512Mb */ 117 118 #define CONFIG_SYS_RESET_ADDRESS 0xFFF00100 119 120 #define CONFIG_SYS_MONITOR_BASE TEXT_BASE 121 122 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ 123 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */ 124 125 #if CONFIG_SYS_MONITOR_BASE >= CONFIG_SYS_SDRAM_BASE && \ 126 CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_SDRAM_BASE + CONFIG_SYS_MAX_RAM_SIZE 127 #define CONFIG_SYS_RAMBOOT 128 #else 129 #undef CONFIG_SYS_RAMBOOT 130 #endif 131 132 #define CONFIG_SYS_MEMTEST_START 0x00004000 /* memtest works on */ 133 #define CONFIG_SYS_MEMTEST_END 0x02000000 /* 0 ... 32 MB in DRAM */ 134 135 /*----------------------------------------------------------------------- 136 * Definitions for initial stack pointer and data area 137 */ 138 139 /* Size in bytes reserved for initial data 140 */ 141 #define CONFIG_SYS_GBL_DATA_SIZE 128 142 143 #define CONFIG_SYS_INIT_RAM_ADDR 0x40000000 144 #define CONFIG_SYS_INIT_RAM_END 0x8000 145 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE) 146 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET 147 148 #define CONFIG_SYS_INIT_RAM_LOCK 149 150 /* 151 * Temporary buffer for serial data until the real serial driver 152 * is initialised (memtest will destroy this buffer) 153 */ 154 #define CONFIG_SYS_SCONSOLE_ADDR CONFIG_SYS_INIT_RAM_ADDR 155 #define CONFIG_SYS_SCONSOLE_SIZE 0x0002000 156 157 /* SDRAM 0 - 256MB 158 */ 159 #define CONFIG_SYS_DBAT0L (CONFIG_SYS_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE) 160 #define CONFIG_SYS_DBAT0U (CONFIG_SYS_SDRAM_BASE | \ 161 BATU_BL_256M | BATU_VS | BATU_VP) 162 /* SDRAM 1 - 256MB 163 */ 164 #define CONFIG_SYS_DBAT1L ((CONFIG_SYS_SDRAM_BASE + 0x10000000) | \ 165 BATL_PP_10 | BATL_MEMCOHERENCE) 166 #define CONFIG_SYS_DBAT1U ((CONFIG_SYS_SDRAM_BASE + 0x10000000) | \ 167 BATU_BL_256M | BATU_VS | BATU_VP) 168 169 /* Init RAM in the CPU DCache (no backing memory) 170 */ 171 #define CONFIG_SYS_DBAT2L (CONFIG_SYS_INIT_RAM_ADDR | \ 172 BATL_PP_10 | BATL_MEMCOHERENCE) 173 #define CONFIG_SYS_DBAT2U (CONFIG_SYS_INIT_RAM_ADDR | \ 174 BATU_BL_128K | BATU_VS | BATU_VP) 175 176 /* I/O and PCI memory at 0xf0000000 177 */ 178 #define CONFIG_SYS_DBAT3L (0xf0000000 | BATL_PP_10 | BATL_CACHEINHIBIT) 179 #define CONFIG_SYS_DBAT3U (0xf0000000 | BATU_BL_256M | BATU_VS | BATU_VP) 180 181 #define CONFIG_SYS_IBAT0L CONFIG_SYS_DBAT0L 182 #define CONFIG_SYS_IBAT0U CONFIG_SYS_DBAT0U 183 #define CONFIG_SYS_IBAT1L CONFIG_SYS_DBAT1L 184 #define CONFIG_SYS_IBAT1U CONFIG_SYS_DBAT1U 185 #define CONFIG_SYS_IBAT2L CONFIG_SYS_DBAT2L 186 #define CONFIG_SYS_IBAT2U CONFIG_SYS_DBAT2U 187 #define CONFIG_SYS_IBAT3L CONFIG_SYS_DBAT3L 188 #define CONFIG_SYS_IBAT3U CONFIG_SYS_DBAT3U 189 190 /* 191 * Low Level Configuration Settings 192 * (address mappings, register initial values, etc.) 193 * You should know what you are doing if you make changes here. 194 * For the detail description refer to the PCIPPC2 user's manual. 195 */ 196 #define CONFIG_SYS_HZ 1000 197 #define CONFIG_SYS_BUS_HZ 100000000 /* bus speed - 100 mhz */ 198 #define CONFIG_SYS_CPU_CLK 300000000 199 #define CONFIG_SYS_BUS_CLK 100000000 200 201 /* 202 * For booting Linux, the board info and command line data 203 * have to be in the first 8 MB of memory, since this is 204 * the maximum mapped by the Linux kernel during initialization. 205 */ 206 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ 207 208 /*----------------------------------------------------------------------- 209 * FLASH organization 210 */ 211 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* Max number of flash banks */ 212 #define CONFIG_SYS_MAX_FLASH_SECT 16 /* Max number of sectors in one bank */ 213 214 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ 215 #define CONFIG_SYS_FLASH_WRITE_TOUT 1000 /* Timeout for Flash Write (in ms) */ 216 217 /* 218 * Note: environment is not EMBEDDED in the U-Boot code. 219 * It's stored in flash separately. 220 */ 221 #define CONFIG_ENV_IS_IN_FLASH 1 222 #define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + 0x70000) 223 #define CONFIG_ENV_SIZE 0x1000 /* Size of the Environment */ 224 #define CONFIG_ENV_SECT_SIZE 0x10000 /* Size of the Environment Sector */ 225 226 /*----------------------------------------------------------------------- 227 * Cache Configuration 228 */ 229 #define CONFIG_SYS_CACHELINE_SIZE 32 230 #if defined(CONFIG_CMD_KGDB) 231 # define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */ 232 #endif 233 234 /* 235 * L2 cache 236 */ 237 #undef CONFIG_SYS_L2 238 #define L2_INIT (L2CR_L2SIZ_2M | L2CR_L2CLK_3 | L2CR_L2RAM_BURST | \ 239 L2CR_L2OH_5 | L2CR_L2CTL | L2CR_L2WT) 240 #define L2_ENABLE (L2_INIT | L2CR_L2E) 241 242 /* 243 * Internal Definitions 244 * 245 * Boot Flags 246 */ 247 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ 248 #define BOOTFLAG_WARM 0x02 /* Software reboot */ 249 250 /*----------------------------------------------------------------------- 251 RTC m48t59 252 */ 253 #define CONFIG_RTC_MK48T59 254 255 #define CONFIG_WATCHDOG 256 257 #define CONFIG_NET_MULTI /* Multi ethernet cards support */ 258 259 #define CONFIG_EEPRO100 260 #define CONFIG_SYS_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */ 261 #define CONFIG_TULIP 262 263 #endif /* __CONFIG_H */ 264