提交 46578cc0 编写于 作者: S stroese

BUBINGA405EP board added (IBM PPC405EP Eval Board).

上级 c93f7096
#
# (C) Copyright 2000
# 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
#
include $(TOPDIR)/config.mk
LIB = lib$(BOARD).a
OBJS = $(BOARD).o flash.o
SOBJS = init.o
$(LIB): $(OBJS) $(SOBJS)
$(AR) crv $@ $^
clean:
rm -f $(SOBJS) $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak .depend
#########################################################################
.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
$(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
sinclude .depend
#########################################################################
/*
* (C) Copyright 2000
* 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
*/
long int spd_sdram (void);
#include <common.h>
#include "bubinga405ep.h"
#include <asm/processor.h>
int board_pre_init (void)
{
mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */
mtdcr (uicer, 0x00000000); /* disable all ints */
mtdcr (uiccr, 0x00000010);
mtdcr (uicpr, 0xFFFF7FF0); /* set int polarities */
mtdcr (uictr, 0x00000010); /* set int trigger levels */
mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */
#if 0
#define mtebc(reg, data) mtdcr(ebccfga,reg);mtdcr(ebccfgd,data)
/* CS1 */
/* BAS=0xF00,BS=0x0(1MB),BU=0x3(R/W),BW=0x0( 8 bits) */
mtebc (pb1ap, 0x02815480);
mtebc (pb1cr, 0xF0018000);
p = (unsigned int*)0xEF600708;
t = *p;
t = t | 0x00000400;
*p = t;
/* BAS=0xF01,BS=0x0(1MB),BU=0x3(R/W),BW=0x0(8 bits) */
mtebc (pb2ap, 0x04815A80);
mtebc (pb2cr, 0xF0118000);
/* BAS=0xF02,BS=0x0(1MB),BU=0x3(R/W),BW=0x0( 8 bits) */
mtebc (pb3ap, 0x01815280);
mtebc (pb3cr, 0xF0218000);
/* BAS=0xF03,BS=0x0(1MB),BU=0x3(R/W),BW=0x0(8 bits) */
mtebc (pb7ap, 0x01815280);
mtebc (pb7cr, 0xF0318000);
/* set UART1 control to select CTS/RTS */
#define FPGA_BRDC 0xF0300004
*(volatile char *) (FPGA_BRDC) |= 0x1;
#endif
return 0;
}
/* ------------------------------------------------------------------------- */
/*
* Check Board Identity:
*/
int checkboard (void)
{
unsigned char *s = getenv ("serial#");
unsigned char *e;
puts ("Board: ");
if (!s || strncmp (s, "BUBINGA405EP", 9)) {
puts ("### No HW ID - assuming WALNUT405");
} else {
for (e = s; *e; ++e) {
if (*e == ' ')
break;
}
for (; s < e; ++s) {
putc (*s);
}
}
putc ('\n');
return (0);
}
/* -------------------------------------------------------------------------
initdram(int board_type) reads EEPROM via I2c. EEPROM contains all of
the necessary info for SDRAM controller configuration
------------------------------------------------------------------------- */
long int initdram (int board_type)
{
long int ret;
ret = spd_sdram ();
return ret;
}
/* ------------------------------------------------------------------------- */
int testdram (void)
{
/* TODO: XXX XXX XXX */
printf ("test: xxx MB - ok\n");
return (0);
}
/* ------------------------------------------------------------------------- */
/*
* (C) Copyright 2000
* 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
*/
/****************************************************************************
* FLASH Memory Map as used by TQ Monitor:
*
* Start Address Length
* +-----------------------+ 0x4000_0000 Start of Flash -----------------
* | MON8xx code | 0x4000_0100 Reset Vector
* +-----------------------+ 0x400?_????
* | (unused) |
* +-----------------------+ 0x4001_FF00
* | Ethernet Addresses | 0x78
* +-----------------------+ 0x4001_FF78
* | (Reserved for MON8xx) | 0x44
* +-----------------------+ 0x4001_FFBC
* | Lock Address | 0x04
* +-----------------------+ 0x4001_FFC0 ^
* | Hardware Information | 0x40 | MON8xx
* +=======================+ 0x4002_0000 (sector border) -----------------
* | Autostart Header | | Applications
* | ... | v
*
*****************************************************************************/
#
# (C) Copyright 2000
# 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
#
#
# esd ADCIOP boards
#
#TEXT_BASE = 0xFFFE0000
TEXT_BASE = 0xFFF80000
此差异已折叠。
/*------------------------------------------------------------------------------+ */
/* */
/* This source code has been made available to you by IBM on an AS-IS */
/* basis. Anyone receiving this source is licensed under IBM */
/* copyrights to use it in any way he or she deems fit, including */
/* copying it, modifying it, compiling it, and redistributing it either */
/* with or without modifications. No license under IBM patents or */
/* patent applications is to be implied by the copyright license. */
/* */
/* Any user of this software should understand that IBM cannot provide */
/* technical support for this software and will not be responsible for */
/* any consequences resulting from the use of this software. */
/* */
/* Any person who transfers this source code or any derivative work */
/* must include the IBM copyright notice, this paragraph, and the */
/* preceding two paragraphs in the transferred software. */
/* */
/* COPYRIGHT I B M CORPORATION 1995 */
/* LICENSED MATERIAL - PROGRAM PROPERTY OF I B M */
/*------------------------------------------------------------------------------- */
/*----------------------------------------------------------------------------- */
/* Function: ext_bus_cntlr_init */
/* Description: Initializes the External Bus Controller for the external */
/* peripherals. IMPORTANT: For pass1 this code must run from */
/* cache since you can not reliably change a peripheral banks */
/* timing register (pbxap) while running code from that bank. */
/* For ex., since we are running from ROM on bank 0, we can NOT */
/* execute the code that modifies bank 0 timings from ROM, so */
/* we run it from cache. */
/* Bank 0 - Flash and SRAM */
/* Bank 1 - NVRAM/RTC */
/* Bank 2 - Keyboard/Mouse controller */
/* Bank 3 - IR controller */
/* Bank 4 - not used */
/* Bank 5 - not used */
/* Bank 6 - not used */
/* Bank 7 - FPGA registers */
/*----------------------------------------------------------------------------- */
#include <ppc4xx.h>
#include <ppc_asm.tmpl>
#include <ppc_defs.h>
#include <asm/cache.h>
#include <asm/mmu.h>
/*----------------------------------------------------------------------------- */
/* Function: sdram_init */
/* Description: Dummy implementation here - done in C later */
/*----------------------------------------------------------------------------- */
.globl sdram_init
sdram_init:
blr
/*
* (C) Copyright 2000
* 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
*/
OUTPUT_ARCH(powerpc)
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
/* Do we need any of these for elf?
__DYNAMIC = 0; */
SECTIONS
{
.resetvec 0xFFFFFFFC :
{
*(.resetvec)
} = 0xffff
/* Read-only sections, merged into text segment: */
. = + SIZEOF_HEADERS;
.interp : { *(.interp) }
.hash : { *(.hash) }
.dynsym : { *(.dynsym) }
.dynstr : { *(.dynstr) }
.rel.text : { *(.rel.text) }
.rela.text : { *(.rela.text) }
.rel.data : { *(.rel.data) }
.rela.data : { *(.rela.data) }
.rel.rodata : { *(.rel.rodata) }
.rela.rodata : { *(.rela.rodata) }
.rel.got : { *(.rel.got) }
.rela.got : { *(.rela.got) }
.rel.ctors : { *(.rel.ctors) }
.rela.ctors : { *(.rela.ctors) }
.rel.dtors : { *(.rel.dtors) }
.rela.dtors : { *(.rela.dtors) }
.rel.bss : { *(.rel.bss) }
.rela.bss : { *(.rela.bss) }
.rel.plt : { *(.rel.plt) }
.rela.plt : { *(.rela.plt) }
.init : { *(.init) }
.plt : { *(.plt) }
.text :
{
/* WARNING - the following is hand-optimized to fit within */
/* the sector layout of our flash chips! XXX FIXME XXX */
cpu/ppc4xx/start.o (.text)
board/bubinga405ep/init.o (.text)
cpu/ppc4xx/kgdb.o (.text)
cpu/ppc4xx/traps.o (.text)
cpu/ppc4xx/interrupts.o (.text)
cpu/ppc4xx/serial.o (.text)
cpu/ppc4xx/cpu_init.o (.text)
cpu/ppc4xx/speed.o (.text)
cpu/ppc4xx/405gp_enet.o (.text)
common/dlmalloc.o (.text)
lib_generic/crc32.o (.text)
lib_ppc/extable.o (.text)
lib_generic/zlib.o (.text)
/* . = env_offset;*/
/* common/environment.o(.text)*/
*(.text)
*(.fixup)
*(.got1)
}
_etext = .;
PROVIDE (etext = .);
.rodata :
{
*(.rodata)
*(.rodata1)
}
.fini : { *(.fini) } =0
.ctors : { *(.ctors) }
.dtors : { *(.dtors) }
/* Read-write section, merged into data segment: */
. = (. + 0x00FF) & 0xFFFFFF00;
_erotext = .;
PROVIDE (erotext = .);
.reloc :
{
*(.got)
_GOT2_TABLE_ = .;
*(.got2)
_FIXUP_TABLE_ = .;
*(.fixup)
}
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
__fixup_entries = (. - _FIXUP_TABLE_)>>2;
.data :
{
*(.data)
*(.data1)
*(.sdata)
*(.sdata2)
*(.dynamic)
CONSTRUCTORS
}
_edata = .;
PROVIDE (edata = .);
__start___ex_table = .;
__ex_table : { *(__ex_table) }
__stop___ex_table = .;
. = ALIGN(256);
__init_begin = .;
.text.init : { *(.text.init) }
.data.init : { *(.data.init) }
. = ALIGN(256);
__init_end = .;
__bss_start = .;
.bss :
{
*(.sbss) *(.scommon)
*(.dynbss)
*(.bss)
*(COMMON)
}
_end = . ;
PROVIDE (end = .);
}
/*
* (C) Copyright 2000
* 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
*/
OUTPUT_ARCH(powerpc)
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
/* Do we need any of these for elf?
__DYNAMIC = 0; */
SECTIONS
{
/* Read-only sections, merged into text segment: */
. = + SIZEOF_HEADERS;
.interp : { *(.interp) }
.hash : { *(.hash) }
.dynsym : { *(.dynsym) }
.dynstr : { *(.dynstr) }
.rel.text : { *(.rel.text) }
.rela.text : { *(.rela.text) }
.rel.data : { *(.rel.data) }
.rela.data : { *(.rela.data) }
.rel.rodata : { *(.rel.rodata) }
.rela.rodata : { *(.rela.rodata) }
.rel.got : { *(.rel.got) }
.rela.got : { *(.rela.got) }
.rel.ctors : { *(.rel.ctors) }
.rela.ctors : { *(.rela.ctors) }
.rel.dtors : { *(.rel.dtors) }
.rela.dtors : { *(.rela.dtors) }
.rel.bss : { *(.rel.bss) }
.rela.bss : { *(.rela.bss) }
.rel.plt : { *(.rel.plt) }
.rela.plt : { *(.rela.plt) }
.init : { *(.init) }
.plt : { *(.plt) }
.text :
{
/* WARNING - the following is hand-optimized to fit within */
/* the sector layout of our flash chips! XXX FIXME XXX */
/*
cpu/ppc4xx/start.o (.text)
common/dlmalloc.o (.text)
lib_generic/vsprintf.o (.text)
lib_generic/crc32.o (.text)
lib_ppc/extable.o (.text)
*/
cpu/ppc4xx/start.o (.text)
board/bubinga405ep/init.o (.text)
cpu/ppc4xx/kgdb.o (.text)
cpu/ppc4xx/traps.o (.text)
cpu/ppc4xx/interrupts.o (.text)
cpu/ppc4xx/serial.o (.text)
cpu/ppc4xx/cpu_init.o (.text)
cpu/ppc4xx/speed.o (.text)
cpu/ppc4xx/405gp_enet.o (.text)
common/dlmalloc.o (.text)
lib_generic/crc32.o (.text)
lib_ppc/extable.o (.text)
lib_generic/zlib.o (.text)
common/environment.o(.text)
*(.text)
*(.fixup)
*(.got1)
}
_etext = .;
PROVIDE (etext = .);
.rodata :
{
*(.rodata)
*(.rodata1)
}
.fini : { *(.fini) } =0
.ctors : { *(.ctors) }
.dtors : { *(.dtors) }
/* Read-write section, merged into data segment: */
. = (. + 0x0FFF) & 0xFFFFF000;
_erotext = .;
PROVIDE (erotext = .);
.reloc :
{
*(.got)
_GOT2_TABLE_ = .;
*(.got2)
_FIXUP_TABLE_ = .;
*(.fixup)
}
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
__fixup_entries = (. - _FIXUP_TABLE_)>>2;
.data :
{
*(.data)
*(.data1)
*(.sdata)
*(.sdata2)
*(.dynamic)
CONSTRUCTORS
}
_edata = .;
PROVIDE (edata = .);
__start___ex_table = .;
__ex_table : { *(__ex_table) }
__stop___ex_table = .;
. = ALIGN(4096);
__init_begin = .;
.text.init : { *(.text.init) }
.data.init : { *(.data.init) }
. = ALIGN(4096);
__init_end = .;
__bss_start = .;
.bss :
{
*(.sbss) *(.scommon)
*(.dynbss)
*(.bss)
*(COMMON)
}
_end = . ;
PROVIDE (end = .);
}
/*
* (C) Copyright 2000, 2001
* 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
*/
/*
* board/config.h - configuration options, board specific
*/
#ifndef __CONFIG_H
#define __CONFIG_H
/* Debug options */
//#define __DEBUG_START_FROM_SRAM__
/*
* High Level Configuration Options
* (easy to change)
*/
#define CONFIG_405EP 1 /* This is a PPC405 CPU */
#define CONFIG_4xx 1 /* ...member of PPC4xx family */
#define CONFIG_BUBINGA405EP 1 /* ...on a BUBINGA405EP board */
#define CONFIG_BOARD_PRE_INIT 1 /* Call board_pre_init */
#define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
#define CONFIG_NO_SERIAL_EEPROM
/*#undef CONFIG_NO_SERIAL_EEPROM*/
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
#ifdef CONFIG_NO_SERIAL_EEPROM
/*
!-------------------------------------------------------------------------------
! Defines for entry options.
! Note: Because the 405EP SDRAM controller does not support ECC, ECC DIMMs that
! are plugged in the board will be utilized as non-ECC DIMMs.
!-------------------------------------------------------------------------------
*/
#define AUTO_MEMORY_CONFIG
#define DIMM_READ_ADDR 0xAB
#define DIMM_WRITE_ADDR 0xAA
/*
!-------------------------------------------------------------------------------
! PLL settings for 266MHz CPU, 133MHz PLB/SDRAM, 66MHz EBC, 33MHz PCI,
! assuming a 33MHz input clock to the 405EP from the C9531.
!-------------------------------------------------------------------------------
*/
#define PLLMR0_DEFAULT PLLMR0_266_133_66
#define PLLMR1_DEFAULT PLLMR1_266_133_66
#endif
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
/*#define CFG_ENV_IS_IN_FLASH 1*/ /* use FLASH for environment vars */
#define CFG_ENV_IS_IN_NVRAM 1 /* use NVRAM for environment vars */
#ifdef CFG_ENV_IS_IN_NVRAM
#undef CFG_ENV_IS_IN_FLASH
#else
#ifdef CFG_ENV_IS_IN_FLASH
#undef CFG_ENV_IS_IN_NVRAM
#endif
#endif
#define CONFIG_BAUDRATE 115200
#define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */
#if 1
#define CONFIG_BOOTCOMMAND "" /* autoboot command */
#else
#define CONFIG_BOOTCOMMAND "bootp" /* autoboot command */
#endif
/* Size (bytes) of interrupt driven serial port buffer.
* Set to 0 to use polling instead of interrupts.
* Setting to 0 will also disable RTS/CTS handshaking.
*/
#if 0
#define CONFIG_SERIAL_SOFTWARE_FIFO 4000
#else
#undef CONFIG_SERIAL_SOFTWARE_FIFO
#endif
#if 0
#define CONFIG_BOOTARGS "root=/dev/nfs " \
"ip=192.168.2.176:192.168.2.190:192.168.2.79:255.255.255.0 " \
"nfsroot=192.168.2.190:/home/stefan/cpci405/target_ftest4"
#else
#define CONFIG_BOOTARGS "root=/dev/hda1 " \
"ip=192.168.2.176:192.168.2.190:192.168.2.79:255.255.255.0"
#endif
#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
#define CONFIG_MII 1 /* MII PHY management */
#define CONFIG_PHY_ADDR 1 /* PHY address */
#define CONFIG_RTC_DS174x 1 /* use DS1743 RTC in Bubinga */
/*
#ifndef __DEBUG_START_FROM_SRAM__
#define CONFIG_COMMANDS (CONFIG_CMD_DFL | \
CFG_CMD_PCI | \
CFG_CMD_IRQ | \
CFG_CMD_KGDB | \
CFG_CMD_DHCP | \
CFG_CMD_DATE | \
CFG_CMD_BEDBUG | \
CFG_CMD_ELF )
#else
#define CONFIG_COMMANDS (CONFIG_CMD_DFL | \
CFG_CMD_PCI | \
CFG_CMD_IRQ | \
CFG_CMD_KGDB | \
CFG_CMD_DHCP | \
CFG_CMD_DATE | \
CFG_CMD_DATE | \
CFG_CMD_ELF )
#endif
*/
#define CONFIG_COMMANDS (CONFIG_CMD_DFL | \
CFG_CMD_PCI | \
CFG_CMD_IRQ | \
CFG_CMD_KGDB | \
CFG_CMD_DHCP | \
CFG_CMD_DATE | \
CFG_CMD_DATE | \
CFG_CMD_ELF )
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>
#undef CONFIG_WATCHDOG /* watchdog disabled */
#define CONFIG_SPD_EEPROM 1 /* use SPD EEPROM for setup */
/*
* Miscellaneous configurable options
*/
#define CFG_LONGHELP /* undef to save memory */
#define CFG_PROMPT "=> " /* Monitor Command Prompt */
#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 0x0400000 /* memtest works on */
#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
/*
* If CFG_EXT_SERIAL_CLOCK, then the UART divisor is 1.
* If CFG_405_UART_ERRATA_59, then UART divisor is 31.
* Otherwise, UART divisor is determined by CPU Clock and CFG_BASE_BAUD value.
* The Linux BASE_BAUD define should match this configuration.
* baseBaud = cpuClock/(uartDivisor*16)
* If CFG_405_UART_ERRATA_59 and 200MHz CPU clock,
* set Linux BASE_BAUD to 403200.
*/
#undef CFG_EXT_SERIAL_CLOCK /* external serial clock */
#undef CFG_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */
#define CFG_BASE_BAUD 691200
/* 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 0x100000 /* default load address */
#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
#define CONFIG_HARD_I2C 1 /* I2C with hardware support */
#undef CONFIG_SOFT_I2C /* I2C bit-banged */
#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
#define CFG_I2C_SLAVE 0x7F
/*-----------------------------------------------------------------------
* PCI stuff
*-----------------------------------------------------------------------
*/
#define PCI_HOST_ADAPTER 0 /* configure ar pci adapter */
#define PCI_HOST_FORCE 1 /* configure as pci host */
#define PCI_HOST_AUTO 2 /* detected via arbiter enable */
#define CONFIG_PCI /* include pci support */
#define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */
#define CONFIG_PCI_PNP /* do pci plug-and-play */
/* resource configuration */
#define CFG_PCI_SUBSYS_VENDORID 0x0000 /* PCI Vendor ID: to-do!!! */
#define CFG_PCI_SUBSYS_DEVICEID 0x0000 /* PCI Device ID: to-do!!! */
#define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */
#define CFG_PCI_PTM1MS 0x80000001 /* 2GB, enable hard-wired to 1 */
#define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
#define CFG_PCI_PTM2LA 0x00000000 /* disabled */
#define CFG_PCI_PTM2MS 0x00000000 /* disabled */
#define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */
/*-----------------------------------------------------------------------
* External peripheral base address
*-----------------------------------------------------------------------
*/
#undef CONFIG_IDE_LED /* no led for ide supported */
#undef CONFIG_IDE_RESET /* no reset for ide supported */
#define CFG_KEY_REG_BASE_ADDR 0xF0100000
#define CFG_IR_REG_BASE_ADDR 0xF0200000
#define CFG_FPGA_REG_BASE_ADDR 0xF0300000
/*-----------------------------------------------------------------------
* 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
#ifdef __DEBUG_START_FROM_SRAM__
#define CFG_SRAM_BASE 0xFFF80000
#define CFG_FLASH_BASE 0xFFF00000
#define CFG_MONITOR_BASE CFG_SRAM_BASE
#else
#define CFG_SRAM_BASE 0xFFF00000
#define CFG_FLASH_BASE 0xFFF80000
#define CFG_MONITOR_BASE CFG_FLASH_BASE
#endif
//#define CFG_MONITOR_LEN (200 * 1024) /* Reserve 200 kB for Monitor */
#define CFG_MONITOR_LEN (192 * 1024) /* Reserve 200 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 */
/*-----------------------------------------------------------------------
* FLASH organization
*/
#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
#define CFG_MAX_FLASH_SECT 256 /* 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) */
/* BEG ENVIRONNEMENT FLASH */
#ifdef CFG_ENV_IS_IN_FLASH
#define CFG_ENV_OFFSET 0x00050000 /* Offset of Environment Sector */
#define CFG_ENV_SIZE 0x10000 /* Total Size of Environment Sector */
#define CFG_ENV_SECT_SIZE 0x10000 /* see README - env sector total size */
#endif
/* END ENVIRONNEMENT FLASH */
/*-----------------------------------------------------------------------
* NVRAM organization
*/
#define CFG_NVRAM_BASE_ADDR 0xf0000000 /* NVRAM base address */
#define CFG_NVRAM_SIZE 0x1ff8 /* NVRAM size */
#ifdef CFG_ENV_IS_IN_NVRAM
#define CFG_ENV_SIZE 0x1000 /* Size of Environment vars */
#define CFG_ENV_ADDR \
(CFG_NVRAM_BASE_ADDR+CFG_NVRAM_SIZE-CFG_ENV_SIZE) /* Env */
#endif
/*-----------------------------------------------------------------------
* Cache Configuration
*/
#define CFG_DCACHE_SIZE 16384 /* For IBM 405EP CPU */
#define CFG_CACHELINE_SIZE 32 /* ... */
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
#endif
/*
* Init Memory Controller:
*
* BR0/1 and OR0/1 (FLASH)
*/
#define FLASH_BASE0_PRELIM CFG_FLASH_BASE /* FLASH bank #0 */
#define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */
/* Configuration Port location */
#define CONFIG_PORT_ADDR 0xF0000500
/*-----------------------------------------------------------------------
* Definitions for initial stack pointer and data area (in data cache)
*/
/* use on chip memory ( OCM ) for temperary stack until sdram is tested */
#define CFG_TEMP_STACK_OCM 1
/* On Chip Memory location */
#define CFG_OCM_DATA_ADDR 0xF8000000
#define CFG_OCM_DATA_SIZE 0x1000
#define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of SDRAM */
#define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* 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
/*-----------------------------------------------------------------------
* External Bus Controller (EBC) Setup
*/
/* Memory Bank 0 (Flash/SRAM) initialization */
#define CFG_EBC_PB0AP 0x04006000
#define CFG_EBC_PB0CR 0xFFF18000 /* BAS=0xFFF,BS=1MB,BU=R/W,BW=8bit */
/* Memory Bank 1 (NVRAM/RTC) initialization */
#define CFG_EBC_PB1AP 0x04041000
#define CFG_EBC_PB1CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */
/* Memory Bank 2 (not used) initialization */
#define CFG_EBC_PB2AP 0x00000000
#define CFG_EBC_PB2CR 0x00000000
/* Memory Bank 2 (not used) initialization */
#define CFG_EBC_PB3AP 0x00000000
#define CFG_EBC_PB3CR 0x00000000
/* Memory Bank 4 (FPGA regs) initialization */
#define CFG_EBC_PB4AP 0x01815000
#define CFG_EBC_PB4CR 0xF0318000 /* BAS=0xF03,BS=1MB,BU=R/W,BW=8bit */
/*-----------------------------------------------------------------------
* Definitions for Serial Presence Detect EEPROM address
* (to get SDRAM settings)
*/
#define SPD_EEPROM_ADDRESS 0x55
/*-----------------------------------------------------------------------
* Definitions for GPIO setup (PPC405EP specific)
*
* GPIO0[0] - External Bus Controller BLAST output
* GPIO0[1-9] - Instruction trace outputs
* GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs
* GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs
* GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs
* GPIO0[24-27] - UART0 control signal inputs/outputs
* GPIO0[28-29] - UART1 data signal input/output
* GPIO0[30-31] - EMAC0 and EMAC1 reject packet inputs
*/
#define CFG_GPIO0_OSRH 0x55555555
#define CFG_GPIO0_OSRL 0x40000110
#define CFG_GPIO0_ISR1H 0x00000000
#define CFG_GPIO0_ISR1L 0x15555445
#define CFG_GPIO0_TSRH 0x00000000
#define CFG_GPIO0_TSRL 0x00000000
#define CFG_GPIO0_TCR 0xFFFF8014
/*-----------------------------------------------------------------------
* Some BUBINGA stuff...
*/
#define NVRAM_BASE 0xF0000000
#define FPGA_REG0 0xF0300000 /* FPGA Reg 0 */
#define FPGA_REG1 0xF0300001 /* FPGA Reg 1 */
#define NVRVFY1 0x4f532d4f /* used to determine if state data in */
#define NVRVFY2 0x50454e00 /* NVRAM initialized (ascii for OS-OPEN)*/
#define FPGA_REG0_F_RANGE 0x80 /* SDRAM PLL freq range */
#define FPGA_REG0_EXT_INT_DIS 0x20 /* External interface disable */
#define FPGA_REG0_LED_MASK 0x07 /* Board LEDs DS9, DS10, and DS11 */
#define FPGA_REG0_LED0 0x04 /* Turn on LED0 */
#define FPGA_REG0_LED1 0x02 /* Turn on LED1 */
#define FPGA_REG0_LED2 0x01 /* Turn on LED2 */
#define FPGA_REG1_SSPEC_DIS 0x80 /* C9531 Spread Spectrum disabled */
#define FPGA_REG1_OFFBD_PCICLK 0x40 /* Onboard PCI clock selected */
#define FPGA_REG1_CLOCK_MASK 0x30 /* Mask for C9531 output freq select */
#define FPGA_REG1_CLOCK_BIT_SHIFT 4
#define FPGA_REG1_PCI_INT_ARB 0x08 /* PCI Internal arbiter selected */
#define FPGA_REG1_PCI_FREQ 0x04 /* PCI Frequency select */
#define FPGA_REG1_OFFB_FLASH 0x02 /* Off board flash */
#define FPGA_REG1_SRAM_BOOT 0x01 /* SRAM at 0xFFF80000 not Flash */
/*
* Internal Definitions
*
* Boot Flags
*/
#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
#define BOOTFLAG_WARM 0x02 /* Software reboot */
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
#endif
#endif /* __CONFIG_H */
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册