leandrof/u-boot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

ARMV7: MMC SPL Boot support for SMDKV310 board

Browse Source 
Added MMC SPL boot support for SMDKV310. This framework design is
based on nand_spl support.

Signed-off-by: Chander Kashyap <chander.kashyap@linaro.org>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
This commit is contained in:
Chander Kashyap 2011-05-24 20:02:57 +00:00 committed by Minkyu Kang
parent e21185bae6
commit 0d3c62e466
5 changed files with 403 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
Makefile
View File

@ -322,6 +322,10 @@ ALL += $(obj)u-boot-onenand.bin
ONENAND_BIN ?= $(obj)onenand_ipl/onenand-ipl-2k.bin
endif
ifeq ($(CONFIG_MMC_U_BOOT),y)
ALL += $(obj)mmc_spl/u-boot-mmc-spl.bin
endif
all: $(ALL)
$(obj)u-boot.hex: $(obj)u-boot
@ -413,6 +417,11 @@ onenand_ipl: $(TIMESTAMP_FILE) $(VERSION_FILE) $(obj)include/autoconf.mk
$(obj)u-boot-onenand.bin: onenand_ipl $(obj)u-boot.bin
cat $(ONENAND_BIN) $(obj)u-boot.bin > $(obj)u-boot-onenand.bin
mmc_spl: $(TIMESTAMP_FILE) $(VERSION_FILE) depend
$(MAKE) -C mmc_spl/board/$(BOARDDIR) all
$(obj)mmc_spl/u-boot-mmc-spl.bin: mmc_spl
$(VERSION_FILE):
@( localvers='$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ; \
printf '#define PLAIN_VERSION "%s%s"\n' \
@ -1123,6 +1132,7 @@ clean:
@rm -f $(obj)lib/asm-offsets.s
@rm -f $(obj)nand_spl/{u-boot.lds,u-boot-spl,u-boot-spl.map,System.map}
@rm -f $(obj)onenand_ipl/onenand-{ipl,ipl.bin,ipl.map}
@rm -f $(obj)mmc_spl/{u-boot.lds,u-boot-spl,u-boot-spl.map,u-boot-spl.bin,u-boot-mmc-spl.bin}
@rm -f $(ONENAND_BIN)
@rm -f $(obj)onenand_ipl/u-boot.lds
@rm -f $(TIMESTAMP_FILE) $(VERSION_FILE)
@ -1147,6 +1157,7 @@ clobber: clean
@rm -fr $(obj)include/generated
@[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f
@[ ! -d $(obj)onenand_ipl ] || find $(obj)onenand_ipl -name "*" -type l -print | xargs rm -f
@[ ! -d $(obj)mmc_spl ] || find $(obj)mmc_spl -name "*" -type l -print | xargs rm -f
ifeq ($(OBJTREE),$(SRCTREE))
mrproper \

105
mmc_spl/board/samsung/smdkv310/Makefile Normal file
View File

@ -0,0 +1,105 @@
#
# (C) Copyright 2006-2007
# Stefan Roese, DENX Software Engineering, sr@denx.de.
#
# (C) Copyright 2008
# Guennadi Liakhovetki, DENX Software Engineering, <lg@denx.de>
#
# (C) Copyright 2011
# Chander Kashyap, Samsung Electronics, <k.chander@samsung.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
#
CONFIG_MMC_SPL = y
include $(TOPDIR)/config.mk
LDSCRIPT= $(TOPDIR)/mmc_spl/board/$(BOARDDIR)/u-boot.lds
LDFLAGS = -Bstatic -T $(mmcobj)u-boot.lds -Ttext $(CONFIG_SYS_TEXT_BASE) $(PLATFORM_LDFLAGS)
AFLAGS += -DCONFIG_MMC_SPL
CFLAGS += -DCONFIG_MMC_SPL
CFLAGS += -DCONFIG_PRELOADER
SOBJS = start.o mem_setup.o lowlevel_init.o
COBJS = mmc_boot.o
SRCS := $(addprefix $(obj),$(SOBJS:.o=.S) $(COBJS:.o=.c))
OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
__OBJS := $(SOBJS) $(COBJS)
LNDIR := $(OBJTREE)/mmc_spl/board/$(BOARDDIR)
mmcobj := $(OBJTREE)/mmc_spl/
MKV310_MMC_SPL_EXEC = mkv310_mmc_spl_exec
MMC_SPL_BIN = u-boot-mmc-spl.bin
ALL = $(mmcobj)u-boot-spl $(mmcobj)u-boot-spl.bin $(mmcobj)$(MMC_SPL_BIN)
all: $(obj).depend $(ALL)
$(mmcobj)$(MMC_SPL_BIN): $(mmcobj)u-boot-spl.bin tools/$(MKV310_MMC_SPL_EXEC)
./tools/$(MKV310_MMC_SPL_EXEC) $(mmcobj)u-boot-spl.bin $(mmcobj)$(MMC_SPL_BIN)
rm -f tools/$(MKV310_MMC_SPL_EXEC)
tools/$(MKV310_MMC_SPL_EXEC): tools/mkv310_image.c
$(HOSTCC) tools/mkv310_image.c -o tools/$(MKV310_MMC_SPL_EXEC)
$(mmcobj)u-boot-spl.bin: $(mmcobj)u-boot-spl
$(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
$(mmcobj)u-boot-spl: $(OBJS) $(mmcobj)u-boot.lds
cd $(LNDIR) && $(LD) $(LDFLAGS) $(__OBJS) \
-Map $(mmcobj)u-boot-spl.map \
-o $(mmcobj)u-boot-spl
$(mmcobj)u-boot.lds: $(LDSCRIPT)
$(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$^ >$@
# create symbolic links for common files
# from cpu directory
$(obj)start.S:
@rm -f $@
@ln -s $(TOPDIR)/arch/arm/cpu/armv7/start.S $@
# from board directory
$(obj)mem_setup.S:
@rm -f $@
@ln -s $(TOPDIR)/board/samsung/smdkv310/mem_setup.S $@
$(obj)lowlevel_init.S:
@rm -f $@
@ln -s $(TOPDIR)/board/samsung/smdkv310/lowlevel_init.S $@
#########################################################################
$(obj)%.o: $(obj)%.S
$(CC) $(AFLAGS) -c -o $@ $<
$(obj)%.o: $(obj)%.c
$(CC) $(CFLAGS) -c -o $@ $<
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################

85
mmc_spl/board/samsung/smdkv310/mmc_boot.c Normal file
View File

@ -0,0 +1,85 @@
/*
* Copyright (C) 2011 Samsung Electronics
*
* 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<config.h>
typedef u32(*copy_sd_mmc_to_mem) \
(u32 start_block, u32 block_count, u32 *dest_addr);
void copy_uboot_to_ram(void)
{
copy_sd_mmc_to_mem copy_bl2 = (copy_sd_mmc_to_mem)(0x00002488);
copy_bl2(BL2_START_OFFSET,\
BL2_SIZE_BLOC_COUNT, (u32 *)CONFIG_SYS_TEXT_BASE);
}
void board_init_f(unsigned long bootflag)
{
__attribute__((noreturn)) void (*uboot)(void);
copy_uboot_to_ram();
/* Jump to U-Boot image */
uboot = (void *)CONFIG_SYS_TEXT_BASE;
(*uboot)();
/* Never returns Here */
}
/* Place Holders */
void board_init_r(gd_t *id, ulong dest_addr)
{
/*Function attribute is no-return*/
/*This Function never executes*/
while (1)
;
}
void do_undefined_instruction(struct pt_regs *pt_regs)
{
}
void do_software_interrupt(struct pt_regs *pt_regs)
{
}
void do_prefetch_abort(struct pt_regs *pt_regs)
{
}
void do_data_abort(struct pt_regs *pt_regs)
{
}
void do_not_used(struct pt_regs *pt_regs)
{
}
void do_fiq(struct pt_regs *pt_regs)
{
}
#ifndef CONFIG_USE_IRQ
void do_irq(struct pt_regs *pt_regs)
{
}
#endif

116
mmc_spl/board/samsung/smdkv310/tools/mkv310_image.c Normal file
View File

@ -0,0 +1,116 @@
/*
* Copyright (C) 2011 Samsung Electronics
*
* 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 <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#include <string.h>
#define CHECKSUM_OFFSET (14*1024-4)
#define BUFSIZE (16*1024)
#define FILE_PERM (S_IRUSR | S_IWUSR | S_IRGRP \
| S_IWGRP | S_IROTH | S_IWOTH)
/*
* Requirement:
* IROM code reads first 14K bytes from boot device.
* It then calculates the checksum of 14K-4 bytes and compare with data at
* 14K-4 offset.
*
* This function takes two filenames:
* IN "u-boot-spl.bin" and
* OUT "u-boot-mmc-spl.bin" as filenames.
* It reads the "u-boot-spl.bin" in 16K buffer.
* It calculates checksum of 14K-4 Bytes and stores at 14K-4 offset in buffer.
* It writes the buffer to "u-boot-mmc-spl.bin" file.
*/
int main(int argc, char **argv)
{
int i, len;
unsigned char buffer[BUFSIZE] = {0};
int ifd, ofd;
unsigned int checksum = 0, count;
if (argc != 3) {
printf(" %d Wrong number of arguments\n", argc);
exit(EXIT_FAILURE);
}
ifd = open(argv[1], O_RDONLY);
if (ifd < 0) {
fprintf(stderr, "%s: Can't open %s: %s\n",
argv[0], argv[1], strerror(errno));
exit(EXIT_FAILURE);
}
ofd = open(argv[2], O_WRONLY | O_CREAT | O_TRUNC, FILE_PERM);
if (ifd < 0) {
fprintf(stderr, "%s: Can't open %s: %s\n",
argv[0], argv[2], strerror(errno));
if (ifd)
close(ifd);
exit(EXIT_FAILURE);
}
len = lseek(ifd, 0, SEEK_END);
lseek(ifd, 0, SEEK_SET);
count = (len < CHECKSUM_OFFSET) ? len : CHECKSUM_OFFSET;
if (read(ifd, buffer, count) != count) {
fprintf(stderr, "%s: Can't read %s: %s\n",
argv[0], argv[1], strerror(errno));
if (ifd)
close(ifd);
if (ofd)
close(ofd);
exit(EXIT_FAILURE);
}
for (i = 0, checksum = 0; i < CHECKSUM_OFFSET; i++)
checksum += buffer[i];
memcpy(&buffer[CHECKSUM_OFFSET], &checksum, sizeof(checksum));
if (write(ofd, buffer, BUFSIZE) != BUFSIZE) {
fprintf(stderr, "%s: Can't write %s: %s\n",
argv[0], argv[2], strerror(errno));
if (ifd)
close(ifd);
if (ofd)
close(ofd);
exit(EXIT_FAILURE);
}
if (ifd)
close(ifd);
if (ofd)
close(ofd);
return EXIT_SUCCESS;
}

86
mmc_spl/board/samsung/smdkv310/u-boot.lds Normal file
View File

@ -0,0 +1,86 @@
/*
* (C) Copyright 2011
* Chander Kashyap, Samsung Electronics, <k.chander@samsung.com>
*
* January 2004 - Changed to support H4 device
* Copyright (c) 2004-2008 Texas Instruments
*
* (C) Copyright 2002
* Gary Jennejohn, DENX Software Engineering, <garyj@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_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
OUTPUT_ARCH(arm)
ENTRY(_start)
SECTIONS
{
. = 0x00000000;
. = ALIGN(4);
.text :
{
start.o (.text)
*(.text)
}
. = ALIGN(4);
.rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
. = ALIGN(4);
.data : {
*(.data)
}
. = ALIGN(4);
. = .;
__u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) }
__u_boot_cmd_end = .;
. = ALIGN(4);
.rel.dyn : {
__rel_dyn_start = .;
*(.rel*)
__rel_dyn_end = .;
}
.dynsym : {
__dynsym_start = .;
*(.dynsym)
}
_end = .;
.bss __rel_dyn_start (OVERLAY) : {
__bss_start = .;
*(.bss)
. = ALIGN(4);
__bss_end__ = .;
}
/DISCARD/ : { *(.dynstr*) }
/DISCARD/ : { *(.dynamic*) }
/DISCARD/ : { *(.plt*) }
/DISCARD/ : { *(.interp*) }
/DISCARD/ : { *(.gnu*) }
}