mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-08-17 07:28:51 +09:00
![Detlev Zundel](/assets/img/avatar_default.png)
The Linux commit fac8b209b1084bc85748bd54e13d00c1262b220f ("Remove final traces of long-deprecated "ramdisk" kernel parm") makes these changes neccessary. Signed-off-by: Detlev Zundel <dzu@denx.de>
404 lines
11 KiB
C
404 lines
11 KiB
C
/*
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* (C) Copyright 2002
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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/*
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*
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* Configuration settings for the AmigaOneG3SE board.
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*
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*/
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/* ------------------------------------------------------------------------- */
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/*
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* board/config.h - configuration options, board specific
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*/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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/*
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* High Level Configuration Options
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* (easy to change)
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*/
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#define CONFIG_AMIGAONEG3SE 1
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#define CONFIG_BOARD_EARLY_INIT_F 1
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#define CONFIG_MISC_INIT_R 1
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#define CONFIG_VERY_BIG_RAM 1
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#define CONFIG_CONS_INDEX 1
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#define CONFIG_BAUDRATE 9600
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#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
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#undef CONFIG_CLOCKS_IN_MHZ /* clocks passed to Linux in Hz */
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#define CONFIG_BOOTARGS "root=/dev/ram rw ramdisk_size=4096"
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/*
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* BOOTP options
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*/
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#define CONFIG_BOOTP_SUBNETMASK
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#define CONFIG_BOOTP_GATEWAY
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#define CONFIG_BOOTP_HOSTNAME
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#define CONFIG_BOOTP_BOOTPATH
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#define CONFIG_BOOTP_BOOTFILESIZE
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#define CONFIG_MAC_PARTITION
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#define CONFIG_DOS_PARTITION
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#define CONFIG_AMIGA_PARTITION
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/*
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* Command line configuration.
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*/
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#include <config_cmd_default.h>
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#define CONFIG_CMD_ASKENV
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#define CONFIG_CMD_BSP
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#define CONFIG_CMD_DATE
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#define CONFIG_CMD_DHCP
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#define CONFIG_CMD_ELF
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#define CONFIG_CMD_NET
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#define CONFIG_CMD_IDE
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#define CONFIG_CMD_FDC
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#define CONFIG_CMD_CACHE
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#define CONFIG_CMD_CONSOLE|
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#define CONFIG_CMD_USB
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#define CONFIG_CMD_BSP
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#define CONFIG_CMD_PCI
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#define CONFIG_PCI 1
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/* #define CONFIG_PCI_SCAN_SHOW 1 */
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#define CONFIG_PCI_PNP 1 /* PCI plug-and-play */
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#define atoi(x) simple_strtoul(x,NULL,10)
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/*
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* Miscellaneous configurable options
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*/
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#define CFG_LONGHELP /* undef to save memory */
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#define CFG_PROMPT "] " /* Monitor Command Prompt */
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#define CFG_HUSH_PARSER 1 /* use "hush" command parser */
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/* #undef CFG_HUSH_PARSER */
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#ifdef CFG_HUSH_PARSER
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#define CFG_PROMPT_HUSH_PS2 "> "
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#endif
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#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
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/* Print Buffer Size
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*/
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#define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16)
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#define CFG_MAXARGS 64 /* max number of command args */
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#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
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#define CFG_LOAD_ADDR 0x00500000 /* Default load address */
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/*-----------------------------------------------------------------------
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* Start addresses for the final memory configuration
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* (Set up by the startup code)
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* Please note that CFG_SDRAM_BASE _must_ start at 0
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*/
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#define CFG_SDRAM_BASE 0x00000000
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#define CFG_FLASH_BASE 0xFFF00000
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#define CFG_FLASH_MAX_SIZE 0x00080000
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/* Maximum amount of RAM.
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*/
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#define CFG_MAX_RAM_SIZE 0x80000000 /* 2G */
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#define CFG_RESET_ADDRESS 0xFFF00100
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#define CFG_MONITOR_BASE TEXT_BASE
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#define CFG_MONITOR_LEN (768 << 10) /* Reserve 512 kB for Monitor */
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#define CFG_MALLOC_LEN (2500 << 10) /* Reserve 128 kB for malloc() */
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#if CFG_MONITOR_BASE >= CFG_SDRAM_BASE && \
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CFG_MONITOR_BASE < CFG_SDRAM_BASE + CFG_MAX_RAM_SIZE
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#define CFG_RAMBOOT
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#else
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#undef CFG_RAMBOOT
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#endif
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#define CFG_MEMTEST_START 0x00004000 /* memtest works on */
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#define CFG_MEMTEST_END 0x02000000 /* 0 ... 32 MB in DRAM */
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/*-----------------------------------------------------------------------
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* Definitions for initial stack pointer and data area
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*/
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/* Size in bytes reserved for initial data
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*/
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/* HJF: used to be 0x400000 */
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#define CFG_INIT_RAM_ADDR 0x40000000
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#define CFG_INIT_RAM_END 0x8000
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#define CFG_GBL_DATA_SIZE 128
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#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
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#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
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#define CFG_INIT_RAM_LOCK
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/*
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* Temporary buffer for serial data until the real serial driver
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* is initialised (memtest will destroy this buffer)
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*/
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#define CFG_SCONSOLE_ADDR CFG_INIT_RAM_ADDR
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#define CFG_SCONSOLE_SIZE 0x0002000
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/* SDRAM 0 - 256MB
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*/
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/*HJF: #define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_RW | BATL_CACHEINHIBIT)
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#define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_4M | BATU_VS | BATU_VP)
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#define CFG_DBAT0L (CFG_SDRAM_BASE | BATL_PP_RW | BATL_CACHEINHIBIT)
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#define CFG_DBAT0U CFG_IBAT0U*/
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#define CFG_DBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
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#define CFG_DBAT0U (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
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#define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
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#define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
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/* PCI Range
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*/
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#define CFG_DBAT1L (0x80000000 | BATL_PP_RW | BATL_CACHEINHIBIT | BATL_GUARDEDSTORAGE)
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#define CFG_DBAT1U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP)
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#define CFG_IBAT1L (0x80000000 | BATL_PP_RW | BATL_CACHEINHIBIT)
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#define CFG_IBAT1U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP)
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/* HJF:
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#define CFG_IBAT1L ((CFG_SDRAM_BASE+CFG_INIT_RAM_ADDR) | BATL_PP_RW)
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#define CFG_IBAT1U ((CFG_SDRAM_BASE+CFG_INIT_RAM_ADDR) | BATU_BL_256M | BATU_VS | BATU_VP)
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#define CFG_DBAT1L ((CFG_SDRAM_BASE+CFG_INIT_RAM_ADDR + 0x20000) | BATL_PP_RW )
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#define CFG_DBAT1U ((CFG_SDRAM_BASE+CFG_INIT_RAM_ADDR + 0x20000) | BATU_BL_256M | BATU_VS | BATU_VP)
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*/
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/* Init RAM in the CPU DCache (no backing memory)
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*/
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#define CFG_DBAT2L (CFG_INIT_RAM_ADDR | BATL_PP_RW | BATL_MEMCOHERENCE)
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#define CFG_DBAT2U (CFG_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)
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/* This used to be commented out */
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#define CFG_IBAT2L CFG_DBAT2L
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/* This here too */
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#define CFG_IBAT2U CFG_DBAT2U
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/* I/O and PCI memory at 0xf0000000
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*/
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#define CFG_DBAT3L (0xf0000000 | BATL_PP_RW | BATL_CACHEINHIBIT | BATL_GUARDEDSTORAGE)
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#define CFG_DBAT3U (0xf0000000 | BATU_BL_256M | BATU_VS | BATU_VP)
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#define CFG_IBAT3L (0xf0000000 | BATL_PP_RW | BATL_CACHEINHIBIT)
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#define CFG_IBAT3U (0xf0000000 | BATU_BL_256M | BATU_VS | BATU_VP)
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/*
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* Low Level Configuration Settings
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* (address mappings, register initial values, etc.)
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*/
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#define CFG_HZ 1000
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#define CFG_BUS_HZ 133000000 /* bus speed - 100 mhz */
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#define CFG_CPU_CLK 133000000
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#define CFG_BUS_CLK 133000000
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/*
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* For booting Linux, the board info and command line data
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* have to be in the first 8 MB of memory, since this is
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* the maximum mapped by the Linux kernel during initialization.
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*/
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#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
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/*-----------------------------------------------------------------------
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* FLASH organization
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*/
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#define CFG_MAX_FLASH_BANKS 1 /* Max number of flash banks */
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#define CFG_MAX_FLASH_SECT 8 /* Max number of sectors in one bank */
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#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
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#define CFG_FLASH_WRITE_TOUT 1000 /* Timeout for Flash Write (in ms) */
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/*
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* Environment is stored in NVRAM.
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*/
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#define CFG_ENV_IS_IN_NVRAM 1
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#define CFG_ENV_ADDR 0xFD0E0000 /* This should be 0xFD0E0000, but we skip bytes to
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* protect softex's settings for now.
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* Original 768 bytes where not enough.
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*/
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#define CFG_ENV_SIZE 0x8000 /* Size of the Environment. See comment above */
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#define CFG_CONSOLE_IS_IN_ENV 1 /* stdin/stdout/stderr are in environment */
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#define CFG_CONSOLE_OVERWRITE_ROUTINE 1
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#define CONFIG_ENV_OVERWRITE 1
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/*-----------------------------------------------------------------------
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* Cache Configuration
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*/
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#define CFG_CACHELINE_SIZE 32
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#if defined(CONFIG_CMD_KGDB)
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# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
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#endif
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/*
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* L2 cache
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*/
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#define CFG_L2
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#define L2_INIT (L2CR_L2SIZ_2M | L2CR_L2CLK_3 | L2CR_L2RAM_BURST | \
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L2CR_L2OH_5 | L2CR_L2CTL | L2CR_L2WT)
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#define L2_ENABLE (L2_INIT | L2CR_L2E)
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/*
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* Internal Definitions
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*
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* Boot Flags
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*/
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#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
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#define BOOTFLAG_WARM 0x02 /* Software reboot */
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/*-----------------------------------------------------------------------
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* IDE ATAPI Configuration
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*/
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#define CONFIG_ATAPI 1
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#define CFG_IDE_MAXBUS 2
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#define CFG_IDE_MAXDEVICE 4
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#define CONFIG_ISO_PARTITION 1
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#define CFG_ATA_BASE_ADDR 0xFE000000 /* was: via_get_base_addr() */
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#define CFG_ATA_IDE0_OFFSET 0x1F0
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#define CFG_ATA_IDE1_OFFSET 0x170
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#define CFG_ATA_REG_OFFSET 0
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#define CFG_ATA_DATA_OFFSET 0
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#define CFG_ATA_ALT_OFFSET 0x0200
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/*-----------------------------------------------------------------------
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* Disk-On-Chip configuration
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*/
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#define CFG_MAX_DOC_DEVICE 1 /* Max number of DOC devices */
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#define CFG_DOC_SUPPORT_2000
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#undef CFG_DOC_SUPPORT_MILLENNIUM
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/*-----------------------------------------------------------------------
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RTC
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*/
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#define CONFIG_RTC_MC146818
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/*-----------------------------------------------------------------------
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* NS16550 Configuration
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*/
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#define CFG_NS16550
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#define CFG_NS16550_COM1 0xFE0003F8
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#define CFG_NS16550_COM2 0xFE0002F8
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#define CFG_NS16550_REG_SIZE 1
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/* base address for ISA I/O
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*/
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#define CFG_ISA_IO_BASE_ADDRESS 0xFE000000
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/* ISA Interrupt stuff (taken from JWL) */
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#define ISA_INT1_OCW1 0x21
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#define ISA_INT2_OCW1 0xA1
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#define ISA_INT1_OCW2 0x20
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#define ISA_INT2_OCW2 0xA0
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#define ISA_INT1_OCW3 0x20
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#define ISA_INT2_OCW3 0xA0
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#define ISA_INT1_ICW1 0x20
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#define ISA_INT2_ICW1 0xA0
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#define ISA_INT1_ICW2 0x21
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#define ISA_INT2_ICW2 0xA1
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#define ISA_INT1_ICW3 0x21
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#define ISA_INT2_ICW3 0xA1
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#define ISA_INT1_ICW4 0x21
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#define ISA_INT2_ICW4 0xA1
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/*
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* misc
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*/
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#define CONFIG_NET_MULTI
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#define CFG_BOARD_ASM_INIT
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#define CONFIG_LAST_STAGE_INIT
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/* #define CONFIG_ETHADDR 00:09:D2:10:00:76 */
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/* #define CONFIG_IPADDR 192.168.0.2 */
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/* #define CONFIG_NETMASK 255.255.255.240 */
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/* #define CONFIG_GATEWAYIP 192.168.0.3 */
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#define CONFIG_3COM
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/* #define CONFIG_BOOTP_RANDOM_DELAY */
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/*
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* USB configuration
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*/
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#define CONFIG_USB_UHCI 1
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#define CONFIG_USB_STORAGE 1
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#define CONFIG_USB_KEYBOARD 1
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#define CFG_DEVICE_DEREGISTER 1 /* needed by CONFIG_USB_KEYBOARD */
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/*
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* Autoboot stuff
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*/
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#define CONFIG_BOOTDELAY 5 /* Boot automatically after five seconds */
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#define CONFIG_PREBOOT ""
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#define CONFIG_BOOTCOMMAND "fdcboot; diskboot"
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#define CONFIG_MENUPROMPT "Press any key to interrupt autoboot: %2d "
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#define CONFIG_MENUKEY ' '
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#define CONFIG_MENUCOMMAND "menu"
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/* #define CONFIG_AUTOBOOT_KEYED */
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/*
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* Extra ENV stuff
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*/
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"stdout=vga\0" \
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"stdin=ps2kbd\0" \
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"ide_doreset=on\0" \
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"ide_maxbus=2\0" \
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"ide_cd_timeout=30\0" \
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"menucmd=menu\0" \
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"pci_irqa=9\0" \
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"pci_irqa_select=edge\0" \
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"pci_irqb=10\0" \
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"pci_irqb_select=edge\0" \
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"pci_irqc=11\0" \
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"pci_irqc_select=edge\0" \
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"pci_irqd=7\0" \
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"pci_irqd_select=edge\0"
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/* #define CONFIG_MII 1 */
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/* #define CONFIG_BITBANGMII 1 */
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#endif /* __CONFIG_H */
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