mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-05 02:51:00 +00:00
fe126d8b34
which makes the environment compatible with the hush shell. WARNING: Support for the old '$(...)' syntax will be discontinued in a later version.
352 lines
11 KiB
C
352 lines
11 KiB
C
/*
|
|
* (C) Copyright 2002 ELTEC Elektronik AG
|
|
* Frank Gottschling <fgottschling@eltec.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
|
|
*/
|
|
|
|
/*
|
|
* board/config.h - configuration options, board specific
|
|
*/
|
|
|
|
#ifndef __CONFIG_H
|
|
#define __CONFIG_H
|
|
|
|
#undef DEBUG
|
|
#define GTREGREAD(x) 0xffffffff /* needed for debug */
|
|
|
|
/*
|
|
* High Level Configuration Options
|
|
* (easy to change)
|
|
*/
|
|
|
|
/* these hardware addresses are pretty bogus, please change them to
|
|
suit your needs */
|
|
|
|
/* first ethernet */
|
|
#define CONFIG_ETHADDR 00:00:5b:ee:de:ad
|
|
|
|
#define CONFIG_IPADDR 192.168.0.105
|
|
#define CONFIG_SERVERIP 192.168.0.100
|
|
|
|
#define CONFIG_ELPPC 1 /* this is an BAB740/BAB750 board */
|
|
|
|
#define CONFIG_BAUDRATE 9600 /* console baudrate */
|
|
|
|
#undef CONFIG_WATCHDOG
|
|
|
|
#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
|
|
|
|
#define CONFIG_ZERO_BOOTDELAY_CHECK
|
|
|
|
#undef CONFIG_BOOTARGS
|
|
#define CONFIG_BOOTCOMMAND \
|
|
"bootp 1000000; " \
|
|
"setenv bootargs root=ramfs console=ttyS00,9600 " \
|
|
"ip=${ipaddr}:${serverip}:${rootpath}:${gatewayip}:" \
|
|
"${netmask}:${hostname}:eth0:none; " \
|
|
"bootm"
|
|
|
|
#define CONFIG_LOADS_ECHO 0 /* echo off for serial download */
|
|
#define CFG_LOADS_BAUD_CHANGE /* allow baudrate changes */
|
|
|
|
#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE)
|
|
|
|
#define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_PCI | CFG_CMD_JFFS2)
|
|
|
|
/* 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 */
|
|
|
|
/*
|
|
* choose between COM1 and COM2 as serial console
|
|
*/
|
|
#define CONFIG_CONS_INDEX 1
|
|
|
|
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
|
|
#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
|
|
#else
|
|
#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
|
|
#endif
|
|
#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 0x00000000 /* memtest works on */
|
|
#define CFG_MEMTEST_END 0x04000000 /* 0 ... 64 MB in DRAM */
|
|
|
|
#define CFG_LOAD_ADDR 0x1000000 /* default load address */
|
|
|
|
#define CFG_HZ 1000 /* dec. freq: 1 ms ticks */
|
|
|
|
#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 }
|
|
|
|
/*
|
|
* Low Level Configuration Settings
|
|
* (address mappings, register initial values, etc.)
|
|
* You should know what you are doing if you make changes here.
|
|
*/
|
|
#define CFG_BOARD_ASM_INIT
|
|
#define CONFIG_MISC_INIT_R
|
|
|
|
/*
|
|
* Address mapping scheme for the MPC107 mem controller is mapping B (CHRP)
|
|
*/
|
|
#undef CFG_ADDRESS_MAP_A
|
|
|
|
#define CFG_PCI_MEMORY_BUS 0x00000000
|
|
#define CFG_PCI_MEMORY_PHYS 0x00000000
|
|
#define CFG_PCI_MEMORY_SIZE 0x40000000
|
|
|
|
#define CFG_PCI_MEM_BUS 0x80000000
|
|
#define CFG_PCI_MEM_PHYS 0x80000000
|
|
#define CFG_PCI_MEM_SIZE 0x7d000000
|
|
|
|
#define CFG_ISA_MEM_BUS 0x00000000
|
|
#define CFG_ISA_MEM_PHYS 0xfd000000
|
|
#define CFG_ISA_MEM_SIZE 0x01000000
|
|
|
|
#define CFG_PCI_IO_BUS 0x00800000
|
|
#define CFG_PCI_IO_PHYS 0xfe800000
|
|
#define CFG_PCI_IO_SIZE 0x00400000
|
|
|
|
#define CFG_ISA_IO_BUS 0x00000000
|
|
#define CFG_ISA_IO_PHYS 0xfe000000
|
|
#define CFG_ISA_IO_SIZE 0x00800000
|
|
|
|
/* driver defines FDC,IDE,... */
|
|
#define CFG_ISA_IO_BASE_ADDRESS CFG_ISA_IO_PHYS
|
|
#define CFG_ISA_IO CFG_ISA_IO_PHYS
|
|
#define CFG_60X_PCI_IO_OFFSET CFG_ISA_IO_PHYS
|
|
|
|
/*
|
|
* 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_USR_LED_BASE 0x78000000
|
|
#define CFG_NVRAM_BASE 0xff000000
|
|
#define CFG_UART_BASE 0xff400000
|
|
#define CFG_FLASH_BASE 0xfff00000
|
|
|
|
#define MPC107_EUMB_ADDR 0xfce00000
|
|
#define MPC107_EUMB_PI 0xfce41090
|
|
#define MPC107_EUMB_GCR 0xfce41020
|
|
#define MPC107_EUMB_IACKR 0xfce600a0
|
|
#define MPC107_I2C_ADDR 0xfce03000
|
|
|
|
/*
|
|
* Definitions for initial stack pointer and data area
|
|
*/
|
|
#define CFG_INIT_RAM_ADDR 0x00fd0000 /* above the memtest region */
|
|
#define CFG_INIT_RAM_END 0x4000
|
|
#define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for init data */
|
|
#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
|
|
#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
|
|
|
|
/*
|
|
* Flash mapping/organization on the MPC10x.
|
|
*/
|
|
#define FLASH_BASE0_PRELIM 0xff800000
|
|
#define FLASH_BASE1_PRELIM 0xffc00000
|
|
|
|
#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
|
|
#define CFG_MAX_FLASH_SECT 67 /* max number of sectors on one chip */
|
|
|
|
#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
|
|
#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
|
|
|
|
/*
|
|
* JFFS2 partitions
|
|
*
|
|
*/
|
|
/* No command line, one static partition, whole device */
|
|
#undef CONFIG_JFFS2_CMDLINE
|
|
#define CONFIG_JFFS2_DEV "nor0"
|
|
#define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF
|
|
#define CONFIG_JFFS2_PART_OFFSET 0x00000000
|
|
|
|
/* mtdparts command line support */
|
|
/* Note: fake mtd_id used, no linux mtd map file */
|
|
/*
|
|
#define CONFIG_JFFS2_CMDLINE
|
|
#define MTDIDS_DEFAULT "nor0=elppc-0,nor1=elppc-1"
|
|
#define MTDPARTS_DEFAULT "mtdparts=elppc-0:-(jffs2),elppc-1:-(user)"
|
|
*/
|
|
|
|
#define CFG_MONITOR_BASE CFG_FLASH_BASE
|
|
#define CFG_MONITOR_LEN 0x40000 /* Reserve 256 kB for Monitor */
|
|
#define CFG_MALLOC_LEN 0x20000 /* Reserve 128 kB for malloc() */
|
|
#undef CFG_MEMTEST
|
|
|
|
/*
|
|
* Environment settings
|
|
*/
|
|
#define CONFIG_ENV_OVERWRITE
|
|
#define CFG_ENV_IS_IN_NVRAM 1 /* use NVRAM for environment vars */
|
|
#define CFG_NVRAM_SIZE 0x800 /* NVRAM size (2kB) */
|
|
#define CFG_ENV_SIZE 0x400 /* Size of Environment vars (1kB) */
|
|
#define CFG_ENV_ADDR 0x0
|
|
#define CFG_ENV_MAP_ADRS 0xff000000
|
|
#define CFG_NV_SROM_COPY_ADDR (CFG_ENV_ADDR + CFG_ENV_SIZE)
|
|
#define CFG_NVRAM_ACCESS_ROUTINE /* only byte accsess alowed */
|
|
#define CFG_SROM_SIZE 0x100 /* shadow of revision info is in nvram */
|
|
|
|
/*
|
|
* Serial devices
|
|
*/
|
|
#define CFG_NS16550
|
|
#define CFG_NS16550_SERIAL
|
|
#define CFG_NS16550_REG_SIZE 1
|
|
#define CFG_NS16550_CLK 24000000
|
|
#define CFG_NS16550_COM1 (CFG_UART_BASE + 0)
|
|
#define CFG_NS16550_COM2 (CFG_UART_BASE + 8)
|
|
|
|
/*
|
|
* PCI stuff
|
|
*/
|
|
#define CONFIG_PCI /* include pci support */
|
|
#define CONFIG_PCI_PNP /* pci plug-and-play */
|
|
#define CONFIG_PCI_HOST PCI_HOST_AUTO
|
|
#undef CONFIG_PCI_SCAN_SHOW
|
|
|
|
/*
|
|
* Optional Video console (graphic: SMI LynxEM)
|
|
*/
|
|
#define CONFIG_VIDEO
|
|
#define CONFIG_CFB_CONSOLE
|
|
#define VIDEO_KBD_INIT_FCT (simple_strtol (getenv("console"), NULL, 10))
|
|
#define VIDEO_TSTC_FCT serial_tstc
|
|
#define VIDEO_GETC_FCT serial_getc
|
|
|
|
#define CONFIG_VIDEO_SMI_LYNXEM
|
|
#define CONFIG_VIDEO_LOGO
|
|
#define CONFIG_CONSOLE_EXTRA_INFO
|
|
|
|
/*
|
|
* Initial BATs
|
|
*/
|
|
#if 1
|
|
|
|
#define CFG_IBAT0L 0
|
|
#define CFG_IBAT0U 0
|
|
#define CFG_DBAT0L CFG_IBAT1L
|
|
#define CFG_DBAT0U CFG_IBAT1U
|
|
|
|
#define CFG_IBAT1L 0
|
|
#define CFG_IBAT1U 0
|
|
#define CFG_DBAT1L CFG_IBAT1L
|
|
#define CFG_DBAT1U CFG_IBAT1U
|
|
|
|
#define CFG_IBAT2L 0
|
|
#define CFG_IBAT2U 0
|
|
#define CFG_DBAT2L CFG_IBAT2L
|
|
#define CFG_DBAT2U CFG_IBAT2U
|
|
|
|
#define CFG_IBAT3L 0
|
|
#define CFG_IBAT3U 0
|
|
#define CFG_DBAT3L CFG_IBAT3L
|
|
#define CFG_DBAT3U CFG_IBAT3U
|
|
|
|
#else
|
|
|
|
/* SDRAM */
|
|
#define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_RW)
|
|
#define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
|
|
#define CFG_DBAT0L CFG_IBAT1L
|
|
#define CFG_DBAT0U CFG_IBAT1U
|
|
|
|
/* address range for flashes */
|
|
#define CFG_IBAT1L (CFG_FLASH_BASE | BATL_RW | BATL_CACHEINHIBIT)
|
|
#define CFG_IBAT1U (CFG_FLASH_BASE | BATU_BL_16M | BATU_VS | BATU_VP)
|
|
#define CFG_DBAT1L CFG_IBAT1L
|
|
#define CFG_DBAT1U CFG_IBAT1U
|
|
|
|
/* ISA IO space */
|
|
#define CFG_IBAT2L (CFG_ISA_IO | BATL_RW | BATL_CACHEINHIBIT)
|
|
#define CFG_IBAT2U (CFG_ISA_IO | BATU_BL_16M | BATU_VS | BATU_VP)
|
|
#define CFG_DBAT2L CFG_IBAT2L
|
|
#define CFG_DBAT2U CFG_IBAT2U
|
|
|
|
/* ISA memory space */
|
|
#define CFG_IBAT3L (CFG_ISA_MEM | BATL_RW | BATL_CACHEINHIBIT)
|
|
#define CFG_IBAT3U (CFG_ISA_MEM | BATU_BL_16M | BATU_VS | BATU_VP)
|
|
#define CFG_DBAT3L CFG_IBAT3L
|
|
#define CFG_DBAT3U CFG_IBAT3U
|
|
|
|
#endif
|
|
|
|
/*
|
|
* Speed settings are board specific
|
|
*/
|
|
#define CFG_BUS_HZ 100000000
|
|
#define CFG_CPU_CLK 400000000
|
|
#define CFG_BUS_CLK CFG_BUS_HZ
|
|
|
|
/*
|
|
* 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_CACHELINE_SIZE 32 /* For all MPC74xx CPUs */
|
|
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
|
|
#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
|
|
#endif
|
|
|
|
/*
|
|
* L2CR setup -- make sure this is right for your board!
|
|
* look in include/74xx_7xx.h for the defines used here
|
|
*/
|
|
|
|
#define CFG_L2
|
|
|
|
#if 1
|
|
#define L2_INIT 0 /* cpu 750 CXe*/
|
|
#else
|
|
#define L2_INIT (L2CR_L2SIZ_2M | L2CR_L2CLK_3 | L2CR_L2RAM_BURST | \
|
|
L2CR_L2OH_5 | L2CR_L2CTL | L2CR_L2WT)
|
|
#endif
|
|
#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 */
|
|
|
|
#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_EEPRO100_SROM_WRITE
|
|
|
|
#endif /* __CONFIG_H */
|