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Code

Changed partitioning not to use at91part.c as opposed to using

Browse Source 
command-line partitioning.


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7089 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
hcg 2007-05-04 11:29:40 +00:00
parent f5d669c294
commit b95c73db7f
6 changed files with 184 additions and 7 deletions
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4
target/linux/at91-2.6/config/default
View File

@ -108,6 +108,7 @@ CONFIG_DUMMY_CONSOLE=y
CONFIG_FPE_NWFPE=y
# CONFIG_FPE_NWFPE_XP is not set
CONFIG_FRAME_POINTER=y
CONFIG_FS_POSIX_ACL=y
# CONFIG_FW_LOADER is not set
# CONFIG_GENERIC_TIME is not set
CONFIG_HARDIRQS_SW_RESEND=y
@ -170,6 +171,7 @@ CONFIG_MTD=y
# CONFIG_MTD_ABSENT is not set
# CONFIG_MTD_AFS_PARTS is not set
CONFIG_MTD_AT91_DATAFLASH=y
CONFIG_MTD_AT91_PARTS=y
CONFIG_MTD_BLOCK=y
# CONFIG_MTD_BLOCK2MTD is not set
# CONFIG_MTD_CFI is not set
@ -193,7 +195,6 @@ CONFIG_MTD_MAP_BANK_WIDTH_2=y
CONFIG_MTD_MAP_BANK_WIDTH_4=y
# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set
# CONFIG_MTD_MTDRAM is not set
# CONFIG_MTD_NAND is not set
# CONFIG_MTD_OBSOLETE_CHIPS is not set
# CONFIG_MTD_ONENAND is not set
CONFIG_MTD_PARTITIONS=y
@ -226,6 +227,7 @@ CONFIG_MTD_PARTITIONS=y
CONFIG_PHYLIB=y
# CONFIG_PM is not set
# CONFIG_PPPOATM is not set
# CONFIG_PPPOL2TP is not set
# CONFIG_PPP_MULTILINK is not set
# CONFIG_PPP_SYNC_TTY is not set
# CONFIG_QSEMI_PHY is not set

121
target/linux/at91-2.6/files/drivers/mtd/at91part.c Normal file
View File

@ -0,0 +1,121 @@
/*
* $Id: at91part.c 6948 2007-04-15 04:01:45Z hcg $
*
* Copyright (C) 2007 OpenWrt.org
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* Atmel AT91 flash partition table. (Modified by Hamish Guthrie).
* Based on ar7 map by Felix Fietkau.
*
*/
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/bootmem.h>
#include <linux/squashfs_fs.h>
static struct mtd_partition at91_parts[6];
static int create_mtd_partitions(struct mtd_info *master,
struct mtd_partition **pparts,
unsigned long origin)
{
unsigned int offset, len;
unsigned int pre_size = 0x42000, root_max = 0x362400;
unsigned char buf[512];
struct squashfs_super_block *sb = (struct squashfs_super_block *) buf;
printk("Parsing AT91 partition map...\n");
at91_parts[0].name = "loaders";
at91_parts[0].offset = 0;
at91_parts[0].size = 0x21000;
at91_parts[0].mask_flags = MTD_WRITEABLE;
at91_parts[1].name = "ubparams";
at91_parts[1].offset = 0x21000;
at91_parts[1].size = 0x8400;
at91_parts[1].mask_flags = 0;
at91_parts[2].name = "kernel";
at91_parts[2].offset = pre_size;
at91_parts[2].size = 0;
at91_parts[2].mask_flags = 0;
at91_parts[3].name = "rootfs";
at91_parts[3].offset = 0;
at91_parts[3].size = 0;
at91_parts[3].mask_flags = 0;
for(offset = pre_size; offset < root_max; offset += master->erasesize) {
memset(&buf, 0xe5, sizeof(buf));
if (master->read(master, offset, sizeof(buf), &len, buf) || len != sizeof(buf))
break;
if (*((__u32 *) buf) == SQUASHFS_MAGIC) {
printk(KERN_INFO "%s: Filesystem type: squashfs, size=0x%x\n",
master->name, (u32) sb->bytes_used);
at91_parts[3].size = sb->bytes_used;
at91_parts[3].offset = offset;
len = at91_parts[3].offset + at91_parts[3].size;
len = ((len / (master->erasesize * 8)) + 1) * master->erasesize * 8;
at91_parts[3].size = len - at91_parts[3].offset;
at91_parts[2].size = offset - at91_parts[2].offset;
break;
}
}
if (at91_parts[3].size == 0) {
printk(KERN_NOTICE "%s: Couldn't find root filesystem\n", master->name);
return -1;
}
at91_parts[4].name = "rootfs_data";
at91_parts[4].offset = root_max;
at91_parts[4].size = master->size - root_max;
at91_parts[4].mask_flags = 0;
at91_parts[5].name = "complete";
at91_parts[5].offset = 0;
at91_parts[5].size = master->size;
at91_parts[5].mask_flags = 0;
*pparts = at91_parts;
return 6;
}
static struct mtd_part_parser at91_parser = {
.owner = THIS_MODULE,
.parse_fn = create_mtd_partitions,
.name = "at91part",
};
static int __init at91_parser_init(void)
{
return register_mtd_parser(&at91_parser);
}
module_init(at91_parser_init);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Felix Fietkau, Eugene Konev, Hamish Guthrie");
MODULE_DESCRIPTION("MTD partitioning for Atmel at91");

4
target/linux/at91-2.6/image/Makefile
View File

@ -35,8 +35,8 @@ define Image/BuildKernel
endef
define Image/Build
dd if=$(KDIR)/uImage of=$(KDIR)/uImage.block bs=1056k count=1 conv=sync
dd if=$(KDIR)/root.squashfs of=$(KDIR)/root.block bs=2112k count=1 conv=sync
dd if=$(KDIR)/uImage of=$(KDIR)/uImage.block bs=8448 conv=sync
dd if=$(KDIR)/root.squashfs of=$(KDIR)/root.block bs=8448 conv=sync
cat $(KDIR)/uImage.block $(KDIR)/root.block > $(KDIR)/knlroot.bin
$(STAGING_DIR)/bin/trx -o $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL).trx -f $(KDIR)/romboot.bin -f$(KDIR)/u-boot.full -f$(KDIR)/knlroot.bin
cp $(KDIR)/rbptest.bin $(BIN_DIR)

19
target/linux/at91-2.6/image/u-boot/patches/011-ubparams_update.patch Normal file
View File

@ -0,0 +1,19 @@
diff -urN u-boot-1.1.4.old/tools/ubparams.c u-boot-1.1.4/tools/ubparams.c
--- u-boot-1.1.4.old/tools/ubparams.c 2007-05-01 13:20:17.000000000 +0200
+++ u-boot-1.1.4/tools/ubparams.c 2007-05-04 10:13:34.000000000 +0200
@@ -37,12 +37,11 @@
"stdin=serial\0"
"stdout=serial\0"
"stderr=serial\0"
- "partitions=mtdparts=AT45DB642.spi0:132k(bootloader),33k(ubparams),99k(spare),1056k(linux),2112k(rootfs),33k(nvram),-(rootfs_data)\0"
- "fbargs=setenv bootargs mtdparts=AT45DB642.spi0:132k(bootloader),33k(ubparams),99k(spare),1056k(linux),2112k(rootfs),33k(nvram),-(rootfs_data) root=/dev/mtdblock4 ro init=/etc/preinit console=/dev/ttyS0,115200,mem=32M\0"
- "rdba=setenv bootargs mtdparts=AT45DB642.spi0:132k(bootloader),33k(ubparams),99k(spare),1056k(linux),2112k(rootfs),33k(nvram),-(rootfs_data) root=/dev/ram rw initrd=0x21200000,6000000 ramdisk_size=20000 init=/etc/preinit console=/dev/ttyS0,115200,mem=32M\0"
+ "fbargs=setenv bootargs root=/dev/mtdblock3 ro init=/etc/preinit console=/dev/ttyS0,115200,mem=32M\0"
+ "rdba=setenv bootargs root=/dev/ram rw initrd=0x21200000,6000000 ramdisk_size=20000 init=/etc/preinit console=/dev/ttyS0,115200,mem=32M\0"
"rdram=run rdba; tftp 21000000 vImage; tftp 21200000 root.squashfs; bootm 21000000\0"
"flash=run fbargs; bootm 0xc0042000\0"
- "bootargs=setenv bootargs mtdparts=AT45DB642.spi0:132k(bootloader),33k(ubparams),99k(spare),1056k(linux),2112k(rootfs),33k(nvram),-(rootfs_data) root=/dev/mtdblock4 ro init=/etc/preinit console=/dev/ttyS0,115200,mem=32M\0"
+ "bootargs=setenv bootargs root=/dev/mtdblock3 ro init=/etc/preinit console=/dev/ttyS0,115200,mem=32M\0"
"bootcmd=bootm 0xc0042000\0"
"ethaddr=00:30:49:00:00:01\0"
"ipaddr=10.0.1.73\0"

7
target/linux/at91-2.6/image/u-boot/ubclient/ubpar.c
View File

@ -35,12 +35,11 @@ static char *environment[] = {
"stdin=serial\0"
"stdout=serial\0"
"stderr=serial\0"
"partitions=mtdparts=AT45DB642.spi0:132k(bootloader),33k(ubparams),99k(spare),1056k(linux),2112k(rootfs),33k(nvram),-(rootfs_data)\0"
"fbargs=setenv bootargs mtdparts=AT45DB642.spi0:132k(bootloader),33k(ubparams),99k(spare),1056k(linux),2112k(rootfs),33k(nvram),-(rootfs_data) root=/dev/mtdblock4 ro init=/etc/preinit console=/dev/ttyS0,115200,mem=32M\0"
"rdba=setenv bootargs mtdparts=AT45DB642.spi0:132k(bootloader),33k(ubparams),99k(spare),1056k(linux),2112k(rootfs),33k(nvram),-(rootfs_data) root=/dev/ram rw initrd=0x21200000,6000000 ramdisk_size=20000 init=/etc/preinit console=/dev/ttyS0,115200,mem=32M\0"
"fbargs=setenv bootargs root=/dev/mtdblock3 ro init=/etc/preinit console=/dev/ttyS0,115200,mem=32M\0"
"rdba=setenv bootargs root=/dev/ram rw initrd=0x21200000,6000000 ramdisk_size=20000 init=/etc/preinit console=/dev/ttyS0,115200,mem=32M\0"
"rdram=run rdba; tftp 21000000 vImage; tftp 21200000 root.squashfs; bootm 21000000\0"
"flash=run fbargs; bootm 0xc0042000\0"
"bootargs=setenv bootargs mtdparts=AT45DB642.spi0:132k(bootloader),33k(ubparams),99k(spare),1056k(linux),2112k(rootfs),33k(nvram),-(rootfs_data) root=/dev/mtdblock4 ro init=/etc/preinit console=/dev/ttyS0,115200,mem=32M\0"
"bootargs=setenv bootargs root=/dev/mtdblock3 ro init=/etc/preinit console=/dev/ttyS0,115200,mem=32M\0"
"bootcmd=bootm 0xc0042000\0"
"ipaddr=10.0.1.73\0"
"serverip=10.0.1.210\0"

36
target/linux/at91-2.6/patches/007-mtd-partition.patch Normal file
View File

@ -0,0 +1,36 @@
--- linux-2.6.19.2.old/drivers/mtd/devices/at91_dataflash.c 2007-05-01 13:08:03.000000000 +0200
+++ linux-2.6.19.2/drivers/mtd/devices/at91_dataflash.c 2007-05-03 09:01:37.000000000 +0200
@@ -146,7 +146,7 @@
};
#endif
-static const char *part_probes[] = { "cmdlinepart", NULL, };
+static const char *part_probes[] = { "cmdlinepart", "at91part", NULL, };
#endif
--- linux-2.6.19.2.old/drivers/mtd/Kconfig 2007-05-01 13:08:02.000000000 +0200
+++ linux-2.6.19.2/drivers/mtd/Kconfig 2007-05-03 08:58:12.000000000 +0200
@@ -157,6 +157,12 @@
for your particular device. It won't happen automatically. The
'armflash' map driver (CONFIG_MTD_ARMFLASH) does this, for example.
+config MTD_AT91_PARTS
+ tristate "Atmel AT91 partitioning support"
+ depends on MTD_PARTITIONS && ARCH_AT91RM9200 && AT91_SPI
+ ---help---
+ Atmel AT91 partitioning support
+
comment "User Modules And Translation Layers"
depends on MTD
--- linux-2.6.19.2.old/drivers/mtd/Makefile 2007-01-10 20:10:37.000000000 +0100
+++ linux-2.6.19.2/drivers/mtd/Makefile 2007-05-03 09:00:00.000000000 +0200
@@ -12,6 +12,7 @@
obj-$(CONFIG_MTD_REDBOOT_PARTS) += redboot.o
obj-$(CONFIG_MTD_CMDLINE_PARTS) += cmdlinepart.o
obj-$(CONFIG_MTD_AFS_PARTS) += afs.o
+obj-$(CONFIG_MTD_AT91_PARTS) += at91part.o
# 'Users' - code which presents functionality to userspace.
obj-$(CONFIG_MTD_CHAR) += mtdchar.o