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Diffstat (limited to 'include/configs/ml300.h')
| -rw-r--r-- | include/configs/ml300.h | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/include/configs/ml300.h b/include/configs/ml300.h new file mode 100644 index 0000000..d93925e --- /dev/null +++ b/include/configs/ml300.h @@ -0,0 +1,154 @@ +/* + * ML300.h: ML300 specific config options + * + * http://www.xilinx.com/ml300 + * + * Derived from : ML2.h + * + * Author: Xilinx, Inc. + * + * + * 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. + * + * + * XILINX IS PROVIDING THIS DESIGN, CODE, OR INFORMATION "AS IS" AS A + * COURTESY TO YOU. BY PROVIDING THIS DESIGN, CODE, OR INFORMATION AS + * ONE POSSIBLE IMPLEMENTATION OF THIS FEATURE, APPLICATION OR STANDARD, + * XILINX IS MAKING NO REPRESENTATION THAT THIS IMPLEMENTATION IS FREE + * FROM ANY CLAIMS OF INFRINGEMENT, AND YOU ARE RESPONSIBLE FOR + * OBTAINING ANY RIGHTS YOU MAY REQUIRE FOR YOUR IMPLEMENTATION. + * XILINX EXPRESSLY DISCLAIMS ANY WARRANTY WHATSOEVER WITH RESPECT TO + * THE ADEQUACY OF THE IMPLEMENTATION, INCLUDING BUT NOT LIMITED TO ANY + * WARRANTIES OR REPRESENTATIONS THAT THIS IMPLEMENTATION IS FREE FROM + * CLAIMS OF INFRINGEMENT, IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS FOR A PARTICULAR PURPOSE. + * + * + * Xilinx products are not intended for use in life support appliances, + * devices, or systems. Use in such applications is expressly prohibited. + * + * + * (c) Copyright 2002 Xilinx Inc. + * All rights reserved. + * + * + * 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., + * 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* #define DEBUG */ +/* #define ET_DEBUG 1 */ + +/* + * High Level Configuration Options + * (easy to change) + */ + +#define CONFIG_405 1 /* This is a PPC405 CPU */ +#define CONFIG_4xx 1 /* ...member of PPC4xx family */ +#define CONFIG_XILINX_ML300 1 /* ...on a Xilinx ML300 board */ + +#define CFG_ENV_IS_NOWHERE 1 /* environment is in RAM */ +#define CFG_NO_FLASH 1 /* no flash */ +#define CFG_ENV_SIZE 0x2000 +#define CONFIG_BAUDRATE 9600 +#define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */ + +#define CONFIG_BOOTCOMMAND "bootp" /* autoboot command */ + +#define CONFIG_BOOTARGS "console=ttyS0,9600 ip=off " \ + "root=/dev/xsysace/disc0/part3 rw" + +#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ +#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ + +#define REMOVE_COMMANDS (CFG_CMD_FLASH | CFG_CMD_LOADS | CFG_CMD_FAT | \ + CFG_CMD_IMLS ) +#define CONFIG_COMMANDS ((CONFIG_CMD_DFL | CFG_CMD_NET) \ + & ~REMOVE_COMMANDS) + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +/* #define CONFIG_SYS_CLK_FREQ XPAR_CORE_CLOCK_FREQ_HZ */ +/* 300000000 */ + +/* + * Miscellaneous configurable options + */ +#define CFG_LONGHELP /* undef to save memory */ +#define CFG_PROMPT "=> " /* 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 0x0400000 /* memtest works on */ +#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ + +#define CFG_DUART_CHAN 0 +#define CFG_NS16550_REG_SIZE -4 +#define CFG_NS16550 1 +#define CFG_INIT_CHAN1 1 + +/* The following table includes the supported baudrates */ +#define CFG_BAUDRATE_TABLE \ + {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400} + +#define CFG_LOAD_ADDR 0x400000 /* default load address */ +#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */ + +#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ + +/*----------------------------------------------------------------------- + * 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_MONITOR_BASE 0x04000000 +#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 */ + +/*----------------------------------------------------------------------- + * Cache Configuration + */ +#define CFG_DCACHE_SIZE 16384 /* For IBM 405 CPUs */ +#define CFG_CACHELINE_SIZE 32 /* ... */ + +/*----------------------------------------------------------------------- + * Definitions for initial stack pointer and data area (in DPRAM) + */ + +#define CFG_INIT_RAM_ADDR 0x800000 /* inside of SDRAM */ +#define CFG_INIT_RAM_END 0x2000 /* End of used area in RAM */ +#define CFG_GBL_DATA_SIZE 128 /* 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 */ |