268 lines
7.7 KiB
C
268 lines
7.7 KiB
C
/*
|
|
* (C) Copyright 2002-2005
|
|
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
|
|
*
|
|
* 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
|
|
*/
|
|
|
|
/*
|
|
*
|
|
* Configuration settings for the PCIPPC-2 board.
|
|
*
|
|
*/
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
/*
|
|
* board/config.h - configuration options, board specific
|
|
*/
|
|
|
|
#ifndef __CONFIG_H
|
|
#define __CONFIG_H
|
|
|
|
/*
|
|
* High Level Configuration Options
|
|
* (easy to change)
|
|
*/
|
|
|
|
#define CONFIG_PCIPPC2 1 /* this is a PCIPPC2 board */
|
|
|
|
#define CONFIG_BOARD_EARLY_INIT_F 1
|
|
#define CONFIG_MISC_INIT_R 1
|
|
|
|
#define CONFIG_CONS_INDEX 1
|
|
#define CONFIG_BAUDRATE 9600
|
|
#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
|
|
|
|
#define CONFIG_PREBOOT ""
|
|
#define CONFIG_BOOTDELAY 5
|
|
|
|
#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | \
|
|
CONFIG_BOOTP_BOOTFILESIZE)
|
|
|
|
#define CONFIG_MAC_PARTITION
|
|
#define CONFIG_DOS_PARTITION
|
|
|
|
#define CONFIG_COMMANDS (CONFIG_CMD_DFL | \
|
|
CFG_CMD_ASKENV | \
|
|
CFG_CMD_BSP | \
|
|
CFG_CMD_DATE | \
|
|
CFG_CMD_DHCP | \
|
|
CFG_CMD_DOC | \
|
|
CFG_CMD_ELF | \
|
|
CFG_CMD_NFS | \
|
|
CFG_CMD_PCI | \
|
|
CFG_CMD_SNTP )
|
|
|
|
#define CONFIG_PCI 1
|
|
#define CONFIG_PCI_PNP 1 /* PCI plug-and-play */
|
|
|
|
/* This must be included AFTER the definition of CONFIG_COMMANDS (if any)
|
|
*/
|
|
#include <cmd_confdefs.h>
|
|
|
|
|
|
/*
|
|
* Miscellaneous configurable options
|
|
*/
|
|
#define CFG_LONGHELP /* undef to save memory */
|
|
#define CFG_PROMPT "=> " /* Monitor Command Prompt */
|
|
|
|
#define CFG_HUSH_PARSER 1 /* use "hush" command parser */
|
|
#ifdef CFG_HUSH_PARSER
|
|
#define CFG_PROMPT_HUSH_PS2 "> "
|
|
#endif
|
|
#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
|
|
|
|
/* Print Buffer Size
|
|
*/
|
|
#define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16)
|
|
|
|
#define CFG_MAXARGS 64 /* max number of command args */
|
|
#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
|
|
#define CFG_LOAD_ADDR 0x00100000 /* Default load 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 0xFFF00000
|
|
#define CFG_FLASH_MAX_SIZE 0x00100000
|
|
/* Maximum amount of RAM.
|
|
*/
|
|
#define CFG_MAX_RAM_SIZE 0x20000000 /* 512Mb */
|
|
|
|
#define CFG_RESET_ADDRESS 0xFFF00100
|
|
|
|
#define CFG_MONITOR_BASE TEXT_BASE
|
|
|
|
#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
|
|
#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
|
|
|
|
#if CFG_MONITOR_BASE >= CFG_SDRAM_BASE && \
|
|
CFG_MONITOR_BASE < CFG_SDRAM_BASE + CFG_MAX_RAM_SIZE
|
|
#define CFG_RAMBOOT
|
|
#else
|
|
#undef CFG_RAMBOOT
|
|
#endif
|
|
|
|
#define CFG_MEMTEST_START 0x00004000 /* memtest works on */
|
|
#define CFG_MEMTEST_END 0x02000000 /* 0 ... 32 MB in DRAM */
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* Definitions for initial stack pointer and data area
|
|
*/
|
|
|
|
/* Size in bytes reserved for initial data
|
|
*/
|
|
#define CFG_GBL_DATA_SIZE 128
|
|
|
|
#define CFG_INIT_RAM_ADDR 0x40000000
|
|
#define CFG_INIT_RAM_END 0x8000
|
|
#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
|
|
#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
|
|
|
|
#define CFG_INIT_RAM_LOCK
|
|
|
|
/*
|
|
* Temporary buffer for serial data until the real serial driver
|
|
* is initialised (memtest will destroy this buffer)
|
|
*/
|
|
#define CFG_SCONSOLE_ADDR CFG_INIT_RAM_ADDR
|
|
#define CFG_SCONSOLE_SIZE 0x0002000
|
|
|
|
/* SDRAM 0 - 256MB
|
|
*/
|
|
#define CFG_DBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
|
|
#define CFG_DBAT0U (CFG_SDRAM_BASE | \
|
|
BATU_BL_256M | BATU_VS | BATU_VP)
|
|
/* SDRAM 1 - 256MB
|
|
*/
|
|
#define CFG_DBAT1L ((CFG_SDRAM_BASE + 0x10000000) | \
|
|
BATL_PP_10 | BATL_MEMCOHERENCE)
|
|
#define CFG_DBAT1U ((CFG_SDRAM_BASE + 0x10000000) | \
|
|
BATU_BL_256M | BATU_VS | BATU_VP)
|
|
|
|
/* Init RAM in the CPU DCache (no backing memory)
|
|
*/
|
|
#define CFG_DBAT2L (CFG_INIT_RAM_ADDR | \
|
|
BATL_PP_10 | BATL_MEMCOHERENCE)
|
|
#define CFG_DBAT2U (CFG_INIT_RAM_ADDR | \
|
|
BATU_BL_128K | BATU_VS | BATU_VP)
|
|
|
|
/* I/O and PCI memory at 0xf0000000
|
|
*/
|
|
#define CFG_DBAT3L (0xf0000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
|
|
#define CFG_DBAT3U (0xf0000000 | BATU_BL_256M | BATU_VS | BATU_VP)
|
|
|
|
#define CFG_IBAT0L CFG_DBAT0L
|
|
#define CFG_IBAT0U CFG_DBAT0U
|
|
#define CFG_IBAT1L CFG_DBAT1L
|
|
#define CFG_IBAT1U CFG_DBAT1U
|
|
#define CFG_IBAT2L CFG_DBAT2L
|
|
#define CFG_IBAT2U CFG_DBAT2U
|
|
#define CFG_IBAT3L CFG_DBAT3L
|
|
#define CFG_IBAT3U CFG_DBAT3U
|
|
|
|
/*
|
|
* Low Level Configuration Settings
|
|
* (address mappings, register initial values, etc.)
|
|
* You should know what you are doing if you make changes here.
|
|
* For the detail description refer to the PCIPPC2 user's manual.
|
|
*/
|
|
#define CFG_HZ 1000
|
|
#define CFG_BUS_HZ 100000000 /* bus speed - 100 mhz */
|
|
#define CFG_CPU_CLK 300000000
|
|
#define CFG_BUS_CLK 100000000
|
|
|
|
/*
|
|
* 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 1 /* Max number of flash banks */
|
|
#define CFG_MAX_FLASH_SECT 16 /* Max number of sectors in one bank */
|
|
|
|
#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
|
|
#define CFG_FLASH_WRITE_TOUT 1000 /* Timeout for Flash Write (in ms) */
|
|
|
|
/*
|
|
* Note: environment is not EMBEDDED in the U-Boot code.
|
|
* It's stored in flash separately.
|
|
*/
|
|
#define CFG_ENV_IS_IN_FLASH 1
|
|
#define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x70000)
|
|
#define CFG_ENV_SIZE 0x1000 /* Size of the Environment */
|
|
#define CFG_ENV_SECT_SIZE 0x10000 /* Size of the Environment Sector */
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* Cache Configuration
|
|
*/
|
|
#define CFG_CACHELINE_SIZE 32
|
|
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
|
|
# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
|
|
#endif
|
|
|
|
/*
|
|
* L2 cache
|
|
*/
|
|
#undef CFG_L2
|
|
#define L2_INIT (L2CR_L2SIZ_2M | L2CR_L2CLK_3 | L2CR_L2RAM_BURST | \
|
|
L2CR_L2OH_5 | L2CR_L2CTL | L2CR_L2WT)
|
|
#define L2_ENABLE (L2_INIT | L2CR_L2E)
|
|
|
|
/*
|
|
* Internal Definitions
|
|
*
|
|
* Boot Flags
|
|
*/
|
|
#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
|
|
#define BOOTFLAG_WARM 0x02 /* Software reboot */
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* Disk-On-Chip configuration
|
|
*/
|
|
|
|
#define CFG_MAX_DOC_DEVICE 1 /* Max number of DOC devices */
|
|
|
|
#define CFG_DOC_SUPPORT_2000
|
|
#undef CFG_DOC_SUPPORT_MILLENNIUM
|
|
|
|
/*-----------------------------------------------------------------------
|
|
RTC m48t59
|
|
*/
|
|
#define CONFIG_RTC_MK48T59
|
|
|
|
#define CONFIG_WATCHDOG
|
|
|
|
#define CONFIG_NET_MULTI /* Multi ethernet cards support */
|
|
|
|
#define CONFIG_EEPRO100
|
|
#define CFG_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */
|
|
#define CONFIG_TULIP
|
|
|
|
#endif /* __CONFIG_H */
|