[U-Boot] [PATCH] - Add support for HP Jornada (710/720/728) board
Kristoffer Ericson
kristoffer.ericson at gmail.com
Mon Oct 11 18:44:27 CEST 2010
On Wed, Oct 06, 2010 at 09:41:04PM +0200, Kristoffer Ericson wrote:
> This patch add support for the HP Jornada 700-series with flashrom (manufact. 2008).
> With little effort it could also be made to support earlier flashroms (just a change of memory settings).
> The HP Jornada is an strongarm device (sa1110 + sa1111).
Bumping this since Ive gotten no feedback or indication on
wether or not its getting applied.
/Kristoffer
>
> Signed-off-by: Kristoffer Ericson <kristoffer.ericson at gmail.com>
> diff --git a/board/jornada/Makefile b/board/jornada/Makefile
> new file mode 100644
> index 0000000..1b4e192
> --- /dev/null
> +++ b/board/jornada/Makefile
> @@ -0,0 +1,53 @@
> +#
> +# (C) Copyright 2000-2006
> +# Wolfgang Denk, DENX Software Engineering, wd at denx.de.
> +#
> +# 2004 (c) MontaVista Software, Inc.
> +#
> +# 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 = $(obj)lib$(BOARD).a
> +
> +COBJS := jornada.o
> +SOBJS := setup.o
> +
> +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
> +OBJS := $(addprefix $(obj),$(COBJS))
> +SOBJS := $(addprefix $(obj),$(SOBJS))
> +
> +$(LIB): $(obj).depend $(OBJS) $(SOBJS)
> + $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
> +
> +clean:
> + rm -f $(SOBJS) $(OBJS)
> +
> +distclean: clean
> + rm -f $(LIB) core *.bak $(obj).depend
> +
> +#########################################################################
> +
> +# defines $(obj).depend target
> +include $(SRCTREE)/rules.mk
> +
> +sinclude $(obj).depend
> +
> +#########################################################################
> diff --git a/board/jornada/config.mk b/board/jornada/config.mk
> new file mode 100644
> index 0000000..59968aa
> --- /dev/null
> +++ b/board/jornada/config.mk
> @@ -0,0 +1,6 @@
> +#
> +# SA-1110 based HP Jornada Flashrom
> +#
> +# We got 2 x 16 Intel SDRAM in total 128MB
> +#
> +TEXT_BASE = 0xc1f00000
> diff --git a/board/jornada/jornada.c b/board/jornada/jornada.c
> new file mode 100644
> index 0000000..5cc972b
> --- /dev/null
> +++ b/board/jornada/jornada.c
> @@ -0,0 +1,63 @@
> +/*
> + * (C) Copyright 2002
> + * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
> + * Marius Groeger <mgroeger at sysgo.de>
> + *
> + * 2004 (c) MontaVista Software, Inc.
> + *
> + * 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 <SA-1100.h>
> +
> +DECLARE_GLOBAL_DATA_PTR;
> +
> +/* ------------------------------------------------------------------------- */
> +
> +static void jornada_init(void)
> +{
> +
> +}
> +
> +int board_init(void)
> +{
> + gd->bd->bi_arch_number = 48;
> + gd->bd->bi_boot_params = 0xc0000100;
> +
> +
> + /* turn on flashing
> + * would be nice to have some protection but
> + * that would have to be implemented in the
> + * flash init function, which isnt possible yet. */
> + PPSR |= (1 << 7);
> + PPDR |= (1 << 7);
> +
> + return 0;
> +}
> +
> +int dram_init(void)
> +{
> + gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
> + gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
> + gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
> + gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
> +
> + return (0);
> +}
> diff --git a/board/jornada/setup.S b/board/jornada/setup.S
> new file mode 100644
> index 0000000..885e02f
> --- /dev/null
> +++ b/board/jornada/setup.S
> @@ -0,0 +1,210 @@
> +/*
> + * Memory Setup stuff - taken from blob memsetup.S
> + *
> + * Copyright (C) 1999 2000 2001 Erik Mouw (J.A.K.Mouw at its.tudelft.nl) and
> + * Jan-Derk Bakker (J.D.Bakker at its.tudelft.nl)
> + * 2004 (c) MontaVista Software, Inc.
> + *
> + * 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 "config.h"
> +#include "version.h"
> +
> +
> +/*-----------------------------------------------------------------------
> + * Board defines:
> + */
> +
> +#define MDCNFG 0x00
> +#define MDCAS00 0x04
> +#define MDCAS01 0x08
> +#define MDCAS02 0x0C
> +#define MSC0 0x10
> +#define MSC1 0x14
> +#define MECR 0x18
> +#define MDREFR 0x1C
> +#define MDCAS20 0x20
> +#define MDCAS21 0x24
> +#define MDCAS22 0x28
> +#define MSC2 0x2C
> +#define SMCNFG 0x30
> +
> +#define GPDR 0x04
> +#define GPSR 0x08
> +#define GPCR 0x0C
> +#define GAFR 0x1C
> +
> +#define PPDR 0x00
> +#define PPSR 0x04
> +#define PPAR 0x08
> +
> +#define MDREFR_TRASR(n_) (n_ & (0x0000000f))
> +#define MDREFR_DRI(n_) ((n_ & (0x00000fff)) << 4)
> +#define MDREFR_K0DB2 (1 << 18)
> +#define MDREFR_K1DB2 (1 << 22)
> +#define MDREFR_K2DB2 (1 << 26)
> +
> +#define MDREFR_K0RUN (1 << 17)
> +#define MDREFR_K1RUN (1 << 21)
> +#define MDREFR_K2RUN (1 << 25)
> +
> +#define MDREFR_SLFRSH (1 << 31)
> +#define MDREFR_E1PIN (1 << 20)
> +
> +#define PSSR 0x04
> +#define PSSR_DH 0x00000008
> +#define POSR 0x08
> +#define RCSR 0x04
> +
> +/*-----------------------------------------------------------------------
> + * Setup parameters for the board:
> + */
> +MEM_BASE: .long 0xa0000000
> +MEM_START: .long 0xc0000000
> +PWR_BASE: .word 0x90020000
> +RST_BASE: .long 0x90030000
> +PPC_BASE: .long 0x90060000
> +GPIO_BASE: .long 0x90040000
> +IC_BASE: .word 0x90050000
> +
> +cpuspeed: .word 0xa0
> +/* calculated from old blob bootloader */
> +mdcnfg: .long 0x00037267 /* mdcnfg 0x00037267 */
> +mdcas00: .long 0x5555557f /* mdcas00 0x5555557f */
> +mdcas01: .long 0x55555555 /* mdcas01 0x55555555 */
> +mdcas02: .long 0x55555555 /* mdcas02 0x55555555 */
> +msc0: .long 0xfff04f78 /* msc0 0xfff04f78 */
> +msc1: .long 0xfff8fff0 /* msc1 0xfff8fff0 */
> +mecr: .long 0x98c698c6 /* mecr 0x98c698c6 */
> +mdrefr: .long 0x067600c7 /* mdrefr 0x04340327 */
> +mdcas20: .long 0xd1284142 /* mdcas20 0xd1284142 */
> +mdcas21: .long 0x72249529 /* mdcas21 0x72249529 */
> +mdcas22: .long 0x78414351 /* mdcas22 0x78414351 */
> +msc2: .long 0x201d2959 /* msc2 0x201d2959 */
> +smcnfg: .long 0x00000000 /* smcnfg 0x00000000 */
> +
> +pin_set_out: .long 0x37ff70
> +pin_set_dir: .long 0x11480
> +
> +gpdr_set: .long 0x0B3A0900
> +gpsr_set: .long 0x02100800
> +gpcr_set: .long 0x092A0100
> +gafr_set: .long 0x08600000
> +
> +.globl lowlevel_init
> +lowlevel_init:
> +
> + /* set output and direction of pins */
> + ldr r0, PPC_BASE
> + ldr r1, pin_set_out
> + str r1, [r0, #PPSR]
> + ldr r1, pin_set_dir
> + str r1, [r0, #PPDR]
> +
> + /* Setting up the memory and stuff */
> + /***********************************/
> +
> + ldr r0, MEM_BASE
> +
> + ldr r1, mdcnfg
> + str r1, [r0, #MDCNFG]
> + ldr r1, mdcas00
> + str r1, [r0, #MDCAS00]
> + ldr r1, mdcas01
> + str r1, [r0, #MDCAS01]
> + ldr r1, mdcas02
> + str r1, [r0, #MDCAS02]
> + ldr r1, mdcas20
> + str r1, [r0, #MDCAS20]
> + ldr r1, mdcas21
> + str r1, [r0, #MDCAS21]
> + ldr r1, mdcas22
> + str r1, [r0, #MDCAS22]
> +
> + /* clear kxDB2 */
> + ldr r2, [r0, #MDREFR]
> + bic r2, r2, #MDREFR_K0DB2
> + bic r2, r2, #MDREFR_K1DB2
> + bic r2, r2, #MDREFR_K2DB2
> + str r2, [r0, #MDREFR]
> +
> + ldr r2, [r0, #MDREFR]
> + orr r2, r2, #MDREFR_TRASR(7)
> +
> + mov r4, #0x2000
> + spin: subs r4, r4, #1
> + bne spin
> +
> + ldr r1, PWR_BASE
> + mov r2, #PSSR_DH
> + str r2, [r1, #PSSR]
> +
> + ldr r2, [r0, #MDREFR]
> + bic r2, r2, #MDREFR_K0DB2
> + bic r2, r2, #MDREFR_K1DB2
> + bic r2, r2, #MDREFR_K2DB2
> + str r2, [r0, #MDREFR]
> +
> + ldr r2, [r0, #MDREFR]
> + orr r2, r2, #MDREFR_TRASR(7)
> + orr r2, r2, #MDREFR_DRI(12)
> + orr r2, r2, #MDREFR_K0DB2
> + orr r2, r2, #MDREFR_K1DB2
> + orr r2, r2, #MDREFR_K2DB2
> + str r2, [r0, #MDREFR]
> +
> + ldr r2, [r0, #MDREFR]
> + orr r2, r2, #MDREFR_K0RUN
> + orr r2, r2, #MDREFR_K1RUN
> + orr r2, r2, #MDREFR_K2RUN
> + str r2, [r0, #MDREFR]
> +
> + ldr r2, [r0, #MDREFR]
> + bic r2, r2, #MDREFR_SLFRSH
> + str r2, [r0, #MDREFR]
> +
> + ldr r2, [r0, #MDREFR]
> + orr r2, r2, #MDREFR_E1PIN
> + str r2, [r0, #MDREFR]
> +
> + ldr r2, MEM_START
> +.rept 8
> + ldr r3, [r2]
> +.endr
> +
> + ldr r1, msc0
> + str r1, [r0, #MSC0]
> + ldr r1, msc1
> + str r1, [r0, #MSC1]
> + ldr r1, msc2
> + str r1, [r0, #MSC2]
> + ldr r1, smcnfg
> + str r1, [r0, #SMCNFG]
> + ldr r1, mdcnfg
> + str r1, [r0, #MDCNFG]
> + ldr r1, mecr
> + str r1, [r0, #MECR]
> +
> + /* enable SDRAM */
> + orr r1, r1, #0x00000001
> + str r1, [r0, #MDCNFG]
> +
> + mov pc, lr
> diff --git a/board/jornada/u-boot.lds b/board/jornada/u-boot.lds
> new file mode 100644
> index 0000000..de6101e
> --- /dev/null
> +++ b/board/jornada/u-boot.lds
> @@ -0,0 +1,58 @@
> +/*
> + * (C) Copyright 2000-2004
> + * Wolfgang Denk, DENX Software Engineering, wd at denx.de.
> + * 2004 (c) MontaVista Software, Inc.
> + *
> + * 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_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
> +OUTPUT_ARCH(arm)
> +ENTRY(_start)
> +SECTIONS
> +{
> + . = 0x00000000;
> +
> + . = ALIGN(4);
> + .text :
> + {
> + cpu/sa1100/start.o (.text)
> + *(.text)
> + }
> +
> + . = ALIGN(4);
> + .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
> +
> + . = ALIGN(4);
> + .data : { *(.data) }
> +
> + . = ALIGN(4);
> + .got : { *(.got) }
> +
> +
> + . = .;
> + __u_boot_cmd_start = .;
> + .u_boot_cmd : { *(.u_boot_cmd) }
> + __u_boot_cmd_end = .;
> +
> + . = ALIGN(4);
> + __bss_start = .;
> + .bss (NOLOAD) : { *(.bss) . = ALIGN(4); }
> + _end = .;
> +}
> diff --git a/boards.cfg b/boards.cfg
> index 9909685..15396e4 100644
> --- a/boards.cfg
> +++ b/boards.cfg
> @@ -70,6 +70,7 @@ dnp1110 arm sa1100
> gcplus arm sa1100
> lart arm sa1100
> shannon arm sa1100
> +jornada arm sa1100
> mimc200 avr32 at32ap - mimc at32ap700x
> eNET i386 i386 - - sc520
> idmr m68k mcf52x2
> diff --git a/include/configs/jornada.h b/include/configs/jornada.h
> new file mode 100644
> index 0000000..fa3f6cf
> --- /dev/null
> +++ b/include/configs/jornada.h
> @@ -0,0 +1,152 @@
> +/*
> + * Copyright 2010 (C)
> + * Kristoffer Ericson <kristoffer.ericson at gmail.com>
> + *
> + * 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 __CONFIG_H
> +#define __CONFIG_H
> +
> +/*
> + * High Level Configuration Options
> + * (easy to change)
> + */
> +#define CONFIG_SA1110 1 /* This is an SA110 CPU */
> +#define CONFIG_JORNADA700 1 /* on an HP Jornada 700 series */
> +#define CONFIG_SYS_FLASH_PROTECTION 1
> +#define CONFIG_SYS_ARM_WITHOUT_RELOC 1
> +
> +/* we will never enable dcache, because we have to setup MMU first */
> +#define CONFIG_SYS_NO_DCACHE
> +#undef CONFIG_USE_IRQ
> +
> +/* Console setting */
> +
> +#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
> +#define CONFIG_SETUP_MEMORY_TAGS 1
> +#define CONFIG_INITRD_TAG 1
> +
> +/*
> + * Size of malloc() pool
> + */
> +#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024)
> +#define CONFIG_SYS_GBL_DATA_SIZE 128 /* size rsrvd for initial data */
> +
> +/*
> + * select serial console configuration
> + */
> +#define CONFIG_SA1100_SERIAL 1
> +#define CONFIG_SERIAL3 1 /* we use serial 3 */
> +#define CONFIG_BAUDRATE 19200
> +#define CONFIG_LOADS_ECHO 1
> +
> +/*
> + * Command line configuration.
> + */
> +#include <config_cmd_default.h>
> +#define CONFIG_CMD_FLASH
> +#define CONFIG_CMD_JFFS2
> +#undef CONFIG_CMD_NET
> +#undef CONFIG_CMD_NFS
> +#undef CONFIG_CMD_FPGA
> +#undef CONFIG_CMD_MISC
> +#undef CONFIG_CMD_SETGETDCR
> +#undef CONFIG_CMD_XIMG
> +
> +#define CONFIG_BOOTDELAY 5
> +#define CONFIG_BOOTARGS "root=/dev/hda1 console=ttySA0,19200n8 console=tty1"
> +#define CONFIG_BOOTCOMMAND "run boot_kernel"
> +#define CONFIG_SYS_AUTOLOAD "n" /* No autoload */
> +#define CONFIG_SYS_LOAD_ADDR 0xc0000000
> +
> +/*
> + * Miscellaneous configurable options
> + */
> +#define CONFIG_SYS_LONGHELP /* undef to save memory */
> +#define CONFIG_SYS_PROMPT "HP Jornada# " /* Monitor Command Prompt */
> +#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
> +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)/* Print Buffer Size */
> +#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
> +#define CONFIG_SYS_BARGSIZE 256 /* Boot Argument Buffer Size */
> +#define CONFIG_SYS_MEMTEST_START 0xc0040000 /* memtest works on */
> +#define CONFIG_SYS_MEMTEST_END 0xc2000000 /* 4 ... 128 MB in SDRAM */
> +#define CONFIG_SYS_HZ 3686400 /* incrementer freq: 3.6864 MHz */
> +#define CONFIG_SYS_CPUSPEED 0x0a /* set core clock to 206MHz */
> +#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } /* valid baudrates */
> +
> +/*-----------------------------------------------------------------------
> + * Stack sizes
> + *
> + * The stack sizes are set up in start.S using the settings below
> + */
> +#define CONFIG_STACKSIZE (128*1024) /* regular stack */
> +
> +#define CONFIG_SYS_FLASH_CFI 1
> +#define CONFIG_FLASH_CFI_DRIVER 1
> +#define CONFIG_FLASH_CFI_WIDTH FLASH_CFI_32BIT
> +#define CONFIG_SYS_FLASH_BASE 0x00000000
> +#define CONFIG_SYS_FLASH_ERASE_TOUT (4096)
> +#define CONFIG_SYS_FLASH_WRITE_TOUT (4096)
> +#define CONFIG_SYS_FLASH_INCREMENT 0x02000000
> +#define PHYS_FLASH_1 0x00000000 /* starts at 0x0 */
> +#define PHYS_FLASH_SIZE 0x04000000 /* 64MB */
> +#define PHYS_FLASH_SECT_SIZE 0x00040000 /* 256KB Sectors */
> +#define CONFIG_SYS_MAX_FLASH_BANKS 1
> +#define CONFIG_SYS_MAX_FLASH_SECT 260
> +#define CONFIG_SYS_FLASH_BANKS_LIST { PHYS_FLASH_1 }
> +#define CONFIG_SYS_FLASH_EMPTY_INFO 1
> +#define CONFIG_SYS_MONITOR_LEN 0x00040000 // 256kb
> +#define CONFIG_SYS_MONITOR_BASE 0x00000000
> +#define CONFIG_FLASH_SHOW_PROGRESS 1
> +
> +/* Environment */
> +#define CONFIG_ENV_IS_IN_FLASH 1
> +#define CONFIG_ENV_ADDR 0x00040000 // 256kb
> +#define CONFIG_ENV_OFFSET 0x00040000 // 256kb
> +#define CONFIG_ENV_SIZE 0x00040000 // 256kb
> +#define CONFIG_ENV_SECT_SIZE 0x00040000 // 256kb
> +#define CONFIG_ENV_OVERWRITE 1
> +
> +/*
> + Monitor - 0x00000000 - 0x00040000 (256kb)
> + Environment - 0x00040000 - 0x00080000 (256kb)
> + Kernel - 0x00080000 - 0x00380000 (3mb)
> + Rootfs - 0x00380000 - 0x........ (rest)
> +*/
> +
> +#define CONFIG_NR_DRAM_BANKS 2 /* we have 2 bank of SDRAM */
> +#define CONFIG_SYS_SDRAM_BASE 0x00000000
> +#define CONFIG_SYS_INTRAM_BASE INTERNAL_SRAM_BASE
> +#define CONFIG_SYS_INTRAM_SIZE INTERNAL_SRAM_SIZE
> +#define CONFIG_SYS_INIT_SP_ADDR 0x0
> +#define PHYS_SDRAM_1 0xc0000000 /* SDRAM Bank #1 */
> +#define PHYS_SDRAM_2 0xc4000000 /* SDRAM Bank #2 */
> +#define PHYS_SDRAM_1_SIZE 0x04000000 /* 64 MB */
> +#define PHYS_SDRAM_2_SIZE 0x04000000 /* 64 MB */
> +
> +#define CONFIG_CMD_MTDPARTS
> +#define CONFIG_MTD_DEVICE
> +#define CONFIG_FLASH_CFI_MTD
> +#define MTDIDS_DEFAULT "nor0=jornada7xx-0"
> +#define MTDPARTS_DEFAULT "mtdparts=jornada7xx-0:256k(u-boot),256k(env),"\
> + "3m(kernel),-(user);"
> +
> +#define CONFIG_EXTRA_ENV_SETTINGS \
> + "flash_kernel=protect off all;erase 00080000 0037ffff;cp.b c0000000 00080000 00300000;\0"\
> + "flash_uboot=protect off all;erase 00000000 0003ffff;cp.b c0000000 00000000 00040000;\0"\
> + "boot_kernel=cp.b 00080000 c0000000 00300000;bootm;\0"
> +#endif /* __CONFIG_H */
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