2 * ML300.h: ML300 specific config options
4 * http://www.xilinx.com/ml300
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34 * (c) Copyright 2002 Xilinx Inc.
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48 /* #define ET_DEBUG 1 */
51 * High Level Configuration Options
55 #define CONFIG_405 1 /* This is a PPC405 CPU */
56 #define CONFIG_4xx 1 /* ...member of PPC4xx family */
57 #define CONFIG_XILINX_405 1
58 #define CONFIG_XILINX_ML300 1 /* ...on a Xilinx ML300 board */
60 #define CONFIG_SYSTEMACE 1
61 #define CONFIG_DOS_PARTITION 1
62 #define CFG_SYSTEMACE_BASE XPAR_OPB_SYSACE_0_BASEADDR
63 #define CFG_SYSTEMACE_WIDTH XPAR_XSYSACE_MEM_WIDTH
65 #define CONFIG_ENV_IS_IN_EEPROM 1 /* environment is in EEPROM */
67 /* following are used only if env is in EEPROM */
68 #ifdef CONFIG_ENV_IS_IN_EEPROM
69 #define CFG_I2C_EEPROM_ADDR XPAR_PERSISTENT_0_IIC_0_EEPROMADDR
70 #define CFG_I2C_EEPROM_ADDR_LEN 1
71 #define CONFIG_ENV_OFFSET XPAR_PERSISTENT_0_IIC_0_BASEADDR
72 #define CONFIG_MISC_INIT_R 1 /* used to call out convert_env() */
73 #define CONFIG_ENV_OVERWRITE 1 /* allow users to update ethaddr and serial# */
76 #include "../board/xilinx/ml300/xparameters.h"
78 #define CFG_NO_FLASH 1 /* no flash */
79 #define CONFIG_ENV_SIZE XPAR_PERSISTENT_0_IIC_0_HIGHADDR - XPAR_PERSISTENT_0_IIC_0_BASEADDR + 1
80 #define CONFIG_BAUDRATE 9600
81 #define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */
83 #define CONFIG_BOOTCOMMAND "bootp" /* autoboot command */
85 #define CONFIG_BOOTARGS "console=ttyS0,9600 ip=off " \
86 "root=/dev/xsysace/disc0/part3 rw"
88 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
89 #define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
95 #define CONFIG_BOOTP_BOOTFILESIZE
96 #define CONFIG_BOOTP_BOOTPATH
97 #define CONFIG_BOOTP_GATEWAY
98 #define CONFIG_BOOTP_HOSTNAME
102 * Command line configuration.
104 #include <config_cmd_default.h>
106 #define CONFIG_CMD_NET
108 #undef CONFIG_CMD_FLASH
109 #undef CONFIG_CMD_LOADS
110 #undef CONFIG_CMD_FAT
111 #undef CONFIG_CMD_IMLS
114 /* #define CONFIG_SYS_CLK_FREQ XPAR_CORE_CLOCK_FREQ_HZ */
118 * Miscellaneous configurable options
120 #define CFG_LONGHELP /* undef to save memory */
121 #define CFG_PROMPT "=> " /* Monitor Command Prompt */
123 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
125 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
126 #define CFG_MAXARGS 16 /* max number of command args */
127 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
129 #define CFG_MEMTEST_START 0x0400000 /* memtest works on */
130 #define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
132 #define CFG_DUART_CHAN 0
133 #define CFG_NS16550_REG_SIZE -4
134 #define CFG_NS16550 1
135 #define CFG_INIT_CHAN1 1
137 /* The following table includes the supported baudrates */
138 #define CFG_BAUDRATE_TABLE \
139 {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
141 #define CFG_LOAD_ADDR 0x400000 /* default load address */
142 #define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
144 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
146 /*-----------------------------------------------------------------------
147 * Start addresses for the final memory configuration
148 * (Set up by the startup code)
149 * Please note that CFG_SDRAM_BASE _must_ start at 0
151 #define CFG_SDRAM_BASE 0x00000000
152 #define CFG_MONITOR_BASE 0x04000000
153 #define CFG_MONITOR_LEN (192 * 1024) /* Reserve 196 kB for Monitor */
154 #define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
157 * For booting Linux, the board info and command line data
158 * have to be in the first 8 MB of memory, since this is
159 * the maximum mapped by the Linux kernel during initialization.
161 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
163 /*-----------------------------------------------------------------------
164 * Definitions for initial stack pointer and data area (in DPRAM)
167 #define CFG_INIT_RAM_ADDR 0x800000 /* inside of SDRAM */
168 #define CFG_INIT_RAM_END 0x2000 /* End of used area in RAM */
169 #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
170 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
171 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
174 * Internal Definitions
178 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
179 #define BOOTFLAG_WARM 0x02 /* Software reboot */
181 #endif /* __CONFIG_H */