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Add support for r5200 board

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This commit is contained in:
Zachary P. Landau 2006-01-26 17:37:59 -05:00
parent eacbd31775
commit 3a108ed868
11 changed files with 704 additions and 1 deletions
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3
CHANGELOG
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@ -2,6 +2,9 @@
Changes since U-Boot 1.1.4:
======================================================================
* Add support for r5200 board
Patch by Zachary Landau, 26 Jan 2006
* Add support for Freescale M5271 processor
Patch by Zachary Landau, 26 Jan 2006

4
MAINTAINERS
View File

@ -534,6 +534,10 @@ Matthias Fuchs <matthias.fuchs@esd-electronics.com>
TASREG MCF5249
Zachary P. Landau <zachary.landau@labxtechnologies.com>
r5200 mcf52x2
#########################################################################
# End of MAINTAINERS list #
#########################################################################

3
Makefile
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@ -1243,6 +1243,9 @@ M5282EVB_config : unconfig
TASREG_config : unconfig
@./mkconfig $(@:_config=) m68k mcf52x2 tasreg esd
r5200_config : unconfig
@./mkconfig $(@:_config=) m68k mcf52x2 r5200
#########################################################################
## MPC83xx Systems
#########################################################################

40
board/r5200/Makefile Normal file
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@ -0,0 +1,40 @@
#
# (C) Copyright 2000-2003
# 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
$(LIB): .depend $(OBJS)
$(AR) crv $@ $(OBJS)
#########################################################################
.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
$(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
sinclude .depend
#########################################################################

25
board/r5200/config.mk Normal file
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@ -0,0 +1,25 @@
#
# (C) Copyright 2000-2003
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
# Coldfire contribution by Bernhard Kuhn <bkuhn@metrowerks.com>
#
# 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
#
TEXT_BASE = 0x10000000

125
board/r5200/r5200.c Normal file
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@ -0,0 +1,125 @@
/*
* (C) Copyright 2000-2003
* 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 <common.h>
#include <asm/m5271.h>
#include <asm/immap_5271.h>
int checkboard (void) {
puts ("Board: R5200 Ethernet Module\n");
return 0;
};
long int initdram (int board_type) {
int i;
/*
* Set CS2 pin to be SD_CS0
*/
mbar_writeByte(MCF_GPIO_PAR_CS, mbar_readByte(MCF_GPIO_PAR_CS)
| MCF_GPIO_PAR_CS_PAR_CS2);
mbar_writeByte(MCF_GPIO_PAR_SDRAM, mbar_readByte(MCF_GPIO_PAR_SDRAM)
| MCF_GPIO_PAR_SDRAM_PAR_CSSDCS(0x01));
/*
* Check to see if the SDRAM has already been initialized
* by a run control tool
*/
if (!(mbar_readLong(MCF_SDRAMC_DACR0) & MCF_SDRAMC_DACRn_RE))
{
/*
* Initialize DRAM Control Register: DCR
*/
mbar_writeShort(MCF_SDRAMC_DCR, MCF_SDRAMC_DCR_RTIM(0x01)
| MCF_SDRAMC_DCR_RC(0x30));
/*
* Initialize DACR0
*/
mbar_writeLong(MCF_SDRAMC_DACR0,
MCF_SDRAMC_DACRn_BA(CFG_SDRAM_BASE>>18)
| MCF_SDRAMC_DACRn_CASL(0)
| MCF_SDRAMC_DACRn_CBM(3)
| MCF_SDRAMC_DACRn_PS(2));
/*
* Initialize DMR0
*/
mbar_writeLong(MCF_SDRAMC_DMR0,
MCF_SDRAMC_DMRn_BAM_8M
| MCF_SDRAMC_DMRn_V);
/*
* Set IP bit in DACR
*/
mbar_writeLong(MCF_SDRAMC_DACR0, mbar_readLong(MCF_SDRAMC_DACR0)
| MCF_SDRAMC_DACRn_IP);
/*
* Wait at least 20ns to allow banks to precharge
*/
for (i = 0; i < 5; i++)
asm(" nop");
/*
* Write to this block to initiate precharge
*/
*(u16 *)(CFG_SDRAM_BASE) = 0x9696;
/*
* Set RE bit in DACR
*/
mbar_writeLong(MCF_SDRAMC_DACR0, mbar_readLong(MCF_SDRAMC_DACR0)
| MCF_SDRAMC_DACRn_RE);
/*
* Wait for at least 8 auto refresh cycles to occur
*/
for (i = 0; i < 2000; i++)
asm(" nop");
/*
* Finish the configuration by issuing the MRS.
*/
mbar_writeLong(MCF_SDRAMC_DACR0, mbar_readLong(MCF_SDRAMC_DACR0)
| MCF_SDRAMC_DACRn_MRS);
/*
* Write to the SDRAM Mode Register
*/
*(u16 *)(CFG_SDRAM_BASE + 0x1000) = 0x9696;
}
return CFG_SDRAM_SIZE * 1024 * 1024;
};
int testdram (void) {
/* TODO: XXX XXX XXX */
printf ("DRAM test not implemented!\n");
return (0);
}

144
board/r5200/u-boot.lds Normal file
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@ -0,0 +1,144 @@
/*
* (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(m68k)
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/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/mcf52x2/start.o (.text)
lib_m68k/traps.o (.text)
cpu/mcf52x2/interrupts.o (.text)
common/dlmalloc.o (.text)
lib_generic/zlib.o (.text)
. = DEFINED(env_offset) ? 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_start = .;
*(.got)
__got_end = .;
_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 = .);
. = .;
__u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) }
__u_boot_cmd_end = .;
. = .;
__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 = .;
*(.sbss) *(.scommon)
*(.dynbss)
*(.bss)
*(COMMON)
. = ALIGN(4);
_ebss = .;
}
_end = . ;
PROVIDE (end = .);
}

2
examples/Makefile
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@ -113,7 +113,7 @@ clibdir := $(shell dirname `$(CC) $(CFLAGS) -print-file-name=libc.a`)
CPPFLAGS += -I..
all: .depend $(OBJS) $(LIB) $(SREC) $(BIN)
all: .depend $(OBJS) $(LIB) #$(SREC) $(BIN)
#########################################################################
$(LIB): .depend $(LIBOBJS)

98
include/asm-m68k/immap_5271.h Normal file
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@ -0,0 +1,98 @@
/*
* MCF5272 Internal Memory Map
*
* Copyright (c) 2003 Josef Baumgartner <josef.baumgartner@telex.de>
* 2006 Zachary P. Landau <zachary.landau@labxtechnologies.com>
*
* 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
*/
#ifndef __IMMAP_5271__
#define __IMMAP_5271__
/* Interrupt module registers
*/
typedef struct int_ctrl {
uint int_icr1;
uint int_icr2;
uint int_icr3;
uint int_icr4;
uint int_isr;
uint int_pitr;
uint int_piwr;
uchar res1[3];
uchar int_pivr;
} intctrl_t;
/* Timer module registers
*/
typedef struct timer_ctrl {
ushort timer_tmr;
ushort res1;
ushort timer_trr;
ushort res2;
ushort timer_tcap;
ushort res3;
ushort timer_tcn;
ushort res4;
ushort timer_ter;
uchar res5[14];
} timer_t;
/* Fast ethernet controller registers
*/
typedef struct fec {
uint res1;
uint fec_ievent;
uint fec_imask;
uint res2;
uint fec_r_des_active;
uint fec_x_des_active;
uint res3[3];
uint fec_ecntrl;
uint res4[6];
uint fec_mii_data;
uint fec_mii_speed;
uint res5[7];
uint fec_mibc;
uint res6[7];
uint fec_r_cntrl;
uint res7[15];
uint fec_x_cntrl;
uint res8[7];
uint fec_addr_low;
uint fec_addr_high;
uint fec_opd;
uint res9[10];
uint fec_ihash_table_high;
uint fec_ihash_table_low;
uint fec_ghash_table_high;
uint fec_ghash_table_low;
uint res10[7];
uint fec_tfwr;
uint res11;
uint fec_r_bound;
uint fec_r_fstart;
uint res12[11];
uint fec_r_des_start;
uint fec_x_des_start;
uint fec_r_buff_size;
} fec_t;
#endif /* __IMMAP_5271__ */

93
include/asm-m68k/m5271.h Normal file
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@ -0,0 +1,93 @@
/*
* mcf5271.h -- Definitions for Motorola Coldfire 5271
*
* (C) Copyright 2006, Lab X Technologies <zachary.landau@labxtechnologies.com>
* Based on mcf5272sim.h of uCLinux distribution:
* (C) Copyright 1999, Greg Ungerer (gerg@snapgear.com)
* (C) Copyright 2000, Lineo Inc. (www.lineo.com)
*
* 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
*/
#ifndef _MCF5271_H_
#define _MCF5271_H_
#define mbar_readLong(x) *((volatile unsigned long *) (CFG_MBAR + x))
#define mbar_readShort(x) *((volatile unsigned short *) (CFG_MBAR + x))
#define mbar_readByte(x) *((volatile unsigned char *) (CFG_MBAR + x))
#define mbar_writeLong(x,y) *((volatile unsigned long *) (CFG_MBAR + x)) = y
#define mbar_writeShort(x,y) *((volatile unsigned short *) (CFG_MBAR + x)) = y
#define mbar_writeByte(x,y) *((volatile unsigned char *) (CFG_MBAR + x)) = y
#define MCF_FMPLL_SYNCR 0x120000
#define MCF_FMPLL_SYNSR 0x120004
#define MCF_FMPLL_SYNCR_MFD(x) ((x&0x7)<<24)
#define MCF_FMPLL_SYNCR_RFD(x) ((x&0x7)<<19)
#define MCF_FMPLL_SYNSR_LOCK 0x8
#define MCF_WTM_WCR 0x140000
#define MCF_WTM_WCNTR 0x140004
#define MCF_WTM_WSR 0x140006
#define MCF_WTM_WCR_EN 0x0001
#define MCF_RCM_RCR 0x110000
#define MCF_RCM_RCR_FRCRSTOUT 0x40
#define MCF_RCM_RCR_SOFTRST 0x80
#define MCF_GPIO_PAR_CS 0x100045
#define MCF_GPIO_PAR_SDRAM 0x100046
#define MCF_GPIO_PAR_FECI2C 0x100047
#define MCF_GPIO_PAR_UART 0x100048
#define MCF_GPIO_PAR_CS_PAR_CS2 (0x04)
#define MCF_GPIO_PAR_UART_U0RTS (0x0001)
#define MCF_GPIO_PAR_UART_U0CTS (0x0002)
#define MCF_GPIO_PAR_UART_U0TXD (0x0004)
#define MCF_GPIO_PAR_UART_U0RXD (0x0008)
#define MCF_GPIO_PAR_UART_U1RXD_UART1 (0x0C00)
#define MCF_GPIO_PAR_UART_U1TXD_UART1 (0x0300)
#define MCF_GPIO_PAR_SDRAM_PAR_CSSDCS(x) (((x)&0x03)<<6)
#define MCF_SDRAMC_DCR 0x000040
#define MCF_SDRAMC_DACR0 0x000048
#define MCF_SDRAMC_DMR0 0x00004C
#define MCF_SDRAMC_DCR_RC(x) (((x)&0x01FF)<<0)
#define MCF_SDRAMC_DCR_RTIM(x) (((x)&0x0003)<<9)
#define MCF_SDRAMC_DCR_IS (0x0800)
#define MCF_SDRAMC_DCR_COC (0x1000)
#define MCF_SDRAMC_DCR_NAM (0x2000)
#define MCF_SDRAMC_DACRn_IP (0x00000008)
#define MCF_SDRAMC_DACRn_PS(x) (((x)&0x00000003)<<4)
#define MCF_SDRAMC_DACRn_MRS (0x00000040)
#define MCF_SDRAMC_DACRn_CBM(x) (((x)&0x00000007)<<8)
#define MCF_SDRAMC_DACRn_CASL(x) (((x)&0x00000003)<<12)
#define MCF_SDRAMC_DACRn_RE (0x00008000)
#define MCF_SDRAMC_DACRn_BA(x) (((x)&0x00003FFF)<<18)
#define MCF_SDRAMC_DMRn_BAM_8M (0x007C0000)
#define MCF_SDRAMC_DMRn_V (0x00000001)
#define MCFSIM_ICR1 (0x000C41)
#endif /* _MCF5271_H_ */

168
include/configs/r5200.h Normal file
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@ -0,0 +1,168 @@
/*
* Configuation settings for the R5200 board
*
* (C) Copyright 2006 Lab X Technologies <zachary.landau@labxtechnologies.com>
* Based on Motorola MC5272C3 board config
* (C) Copyright 2003 Josef Baumgartner <josef.baumgartner@telex.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 _R5200_H
#define _R5200_H
/*
* High Level Configuration Options
* (easy to change)
*/
#define CONFIG_MCF52x2 /* define processor family */
#define CONFIG_M5271 /* define processor type */
#define FEC_ENET
#define CONFIG_NET_RETRY_COUNT 5
#define CONFIG_IPADDR 192.168.0.172
#define CONFIG_SERVERIP 192.168.0.148
#define CONFIG_ETHADDR 00:06:3b:00:44:55
#define CONFIG_BAUDRATE 19200
#define CFG_BAUDRATE_TABLE { 9600 , 19200 , 38400 , 57600, 115200 }
#define CONFIG_WATCHDOG
#define CONFIG_WATCHDOG_TIMEOUT 0xFFFF /* clock modulus */
/* Configuration for environment
* Environment is embedded in u-boot in the second sector of the flash
*/
#ifndef CONFIG_MONITOR_IS_IN_RAM
#define CFG_ENV_OFFSET 0x20000
#define CFG_ENV_SECT_SIZE 0x20000
#define CFG_ENV_IS_IN_FLASH 1
#define CFG_ENV_IS_EMBEDDED 1
#else
#define CFG_ENV_ADDR 0xf0020000
#define CFG_ENV_SECT_SIZE 0x2000
#define CFG_ENV_IS_IN_FLASH 1
#endif
#define CONFIG_COMMANDS ((CONFIG_CMD_DFL | CFG_CMD_PING | CFG_CMD_NET ) & ~(CFG_CMD_LOADS | CFG_CMD_LOADB))
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>
/* Note: We only copy one sectors worth of application code from location
* 10200000 for speed purposes. Increase the size if necessary */
#define CONFIG_BOOTCOMMAND "cp.b 10200000 0 20000; go 400"
#define CONFIG_BOOTDELAY 1
#define CFG_PROMPT "u-boot> "
#define CFG_LONGHELP /* undef to save memory */
#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_LOAD_ADDR 0x00002000
#define CFG_MEMTEST_START 0x400
#define CFG_MEMTEST_END 0x380000
#define CFG_HZ 1000000
#define CFG_CLK 100000000
/*
* Low Level Configuration Settings
* (address mappings, register initial values, etc.)
* You should know what you are doing if you make changes here.
*/
#define CFG_MBAR 0x40000000 /* Register Base Addrs */
#define CFG_ENET_BD_BASE 0x480000
/*-----------------------------------------------------------------------
* Definitions for initial stack pointer and data area (in DPRAM)
*/
#define CFG_INIT_RAM_ADDR 0x20000000
#define CFG_INIT_RAM_END 0x1000 /* End of used area in internal SRAM */
#define CFG_GBL_DATA_SIZE 64 /* 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
/*-----------------------------------------------------------------------
* 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_SDRAM_SIZE 8 /* SDRAM size in MB */
#define CFG_FLASH_BASE 0x10000000
#ifdef CONFIG_MONITOR_IS_IN_RAM
#define CFG_MONITOR_BASE 0x20000
#else
#define CFG_MONITOR_BASE (CFG_FLASH_BASE + 0x400)
#endif
#define CFG_MONITOR_LEN 0x20001
#define CFG_MALLOC_LEN (256 << 10)
#define CFG_BOOTPARAMS_LEN 64*1024
/*
* 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 1024 /* max number of sectors on one chip */
#define CFG_FLASH_ERASE_TOUT 1000
#define CFG_FLASH_CFI 1
#define CFG_FLASH_CFI_DRIVER 1
#define CFG_FLASH_SIZE 0x800000
/*-----------------------------------------------------------------------
* Cache Configuration
*/
#define CFG_CACHELINE_SIZE 16
/*-----------------------------------------------------------------------
* Memory bank definitions
*/
/*-----------------------------------------------------------------------
* Port configuration
*/
#define CFG_FECI2C 0xF0
#endif /* _R5200_H */