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Initial kernel support for 2.6.28.4

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SVN-Revision: 14446
master
Claudio Mignanti 16 years ago
parent a7782176f9
commit 8188638b49
4 changed files with 473 additions and 0 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 271
      target/linux/etrax/config-2.6.28
  2. 97
      target/linux/etrax/patches-2.6.28/100-compile-fixes.patch
  3. 13
      target/linux/etrax/patches-2.6.28/200-samsung_flash.patch
  4. 92
      target/linux/etrax/patches-2.6.28/201-flashsize.patch

271
target/linux/etrax/config-2.6.28
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# CONFIG_ARCH_HAS_ILOG2_U32 is not set
# CONFIG_ARCH_HAS_ILOG2_U64 is not set
CONFIG_BASE_SMALL=0
CONFIG_BITREVERSE=y
# CONFIG_BLK_DEV_LOOP is not set
# CONFIG_BONDING is not set
CONFIG_BOUNCE=y
CONFIG_BRIDGE=m
# CONFIG_BT is not set
# CONFIG_CIFS is not set
CONFIG_CLASSIC_RCU=y
CONFIG_CRIS=y
# CONFIG_CRIS_MACH_ARTPEC3 is not set
CONFIG_CRYPTO_AEAD2=m
CONFIG_CRYPTO_ALGAPI2=m
# CONFIG_CRYPTO_ANUBIS is not set
CONFIG_CRYPTO_BLKCIPHER2=m
# CONFIG_CRYPTO_BLOWFISH is not set
# CONFIG_CRYPTO_CAMELLIA is not set
# CONFIG_CRYPTO_CAST5 is not set
# CONFIG_CRYPTO_CAST6 is not set
# CONFIG_CRYPTO_CRC32C is not set
CONFIG_CRYPTO_HASH2=m
# CONFIG_CRYPTO_KHAZAD is not set
CONFIG_CRYPTO_MANAGER2=m
# CONFIG_CRYPTO_MD4 is not set
# CONFIG_CRYPTO_NULL is not set
CONFIG_CRYPTO_RNG2=m
# CONFIG_CRYPTO_SERPENT is not set
# CONFIG_CRYPTO_SHA256 is not set
# CONFIG_CRYPTO_SHA512 is not set
# CONFIG_CRYPTO_TEA is not set
# CONFIG_CRYPTO_TEST is not set
# CONFIG_CRYPTO_TGR192 is not set
# CONFIG_CRYPTO_TWOFISH is not set
# CONFIG_CRYPTO_WP512 is not set
# CONFIG_ETRAX100LX is not set
CONFIG_ETRAX100LX_V2=y
# CONFIG_ETRAXFS is not set
CONFIG_ETRAX_ARCH_V10=y
# CONFIG_ETRAX_ARCH_V32 is not set
CONFIG_ETRAX_AXISFLASHMAP=y
CONFIG_ETRAX_CMDLINE="root=/dev/mtdblock1 rootfstype=squashfs,jffs2 init=/etc/preinit noinitrd console=ttyS0,115200"
# CONFIG_ETRAX_CSP0_LEDS is not set
# CONFIG_ETRAX_DEBUG_PORT0 is not set
# CONFIG_ETRAX_DEBUG_PORT1 is not set
# CONFIG_ETRAX_DEBUG_PORT2 is not set
# CONFIG_ETRAX_DEBUG_PORT3 is not set
CONFIG_ETRAX_DEBUG_PORT_NULL=y
CONFIG_ETRAX_DEF_R_BUS_CONFIG=0x4
CONFIG_ETRAX_DEF_R_PORT_PA_DATA=0xf0
CONFIG_ETRAX_DEF_R_PORT_PA_DIR=0x1c
CONFIG_ETRAX_DEF_R_PORT_PB_CONFIG=0x00
CONFIG_ETRAX_DEF_R_PORT_PB_DATA=0x03
CONFIG_ETRAX_DEF_R_PORT_PB_DIR=0xce
CONFIG_ETRAX_DEF_R_SDRAM_CONFIG=0x09603737
CONFIG_ETRAX_DEF_R_SDRAM_TIMING=0x80008002
CONFIG_ETRAX_DEF_R_WAITSTATES=0x95f8
CONFIG_ETRAX_DRAM_SIZE=32
CONFIG_ETRAX_DRAM_VIRTUAL_BASE=c0000000
CONFIG_ETRAX_ETHERNET=y
CONFIG_ETRAX_FAST_TIMER=y
CONFIG_ETRAX_FLASH1_SIZE=0
CONFIG_ETRAX_FLASH_BUSWIDTH=2
CONFIG_ETRAX_GPIO=y
# CONFIG_ETRAX_I2C is not set
# CONFIG_ETRAX_KMALLOCED_MODULES is not set
CONFIG_ETRAX_LED1G=2
CONFIG_ETRAX_LED1R=2
CONFIG_ETRAX_LED2G=3
CONFIG_ETRAX_LED2R=3
CONFIG_ETRAX_LED3G=2
CONFIG_ETRAX_LED3R=2
CONFIG_ETRAX_NANDFLASH_BUSWIDTH=1
CONFIG_ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY=y
# CONFIG_ETRAX_NETWORK_LED_ON_WHEN_LINK is not set
# CONFIG_ETRAX_NO_LEDS is not set
CONFIG_ETRAX_PA_BUTTON_BITMASK=02
CONFIG_ETRAX_PA_CHANGEABLE_BITS=0xFF
CONFIG_ETRAX_PA_CHANGEABLE_DIR=0xFF
CONFIG_ETRAX_PA_LEDS=y
CONFIG_ETRAX_PB_CHANGEABLE_BITS=0xFF
CONFIG_ETRAX_PB_CHANGEABLE_DIR=0xFF
# CONFIG_ETRAX_PB_LEDS is not set
CONFIG_ETRAX_PTABLE_SECTOR=0
CONFIG_ETRAX_RESCUE_SER0=y
# CONFIG_ETRAX_RESCUE_SER1 is not set
# CONFIG_ETRAX_RESCUE_SER2 is not set
# CONFIG_ETRAX_RESCUE_SER3 is not set
# CONFIG_ETRAX_RS485 is not set
CONFIG_ETRAX_SDRAM=y
CONFIG_ETRAX_SER0_CD_ON_PA_BIT=-1
CONFIG_ETRAX_SER0_CD_ON_PB_BIT=-1
CONFIG_ETRAX_SER0_DSR_ON_PA_BIT=-1
CONFIG_ETRAX_SER0_DSR_ON_PB_BIT=-1
CONFIG_ETRAX_SER0_DTR_ON_PA_BIT=-1
CONFIG_ETRAX_SER0_DTR_ON_PB_BIT=-1
# CONFIG_ETRAX_SER0_DTR_RI_DSR_CD_MIXED is not set
CONFIG_ETRAX_SER0_DTR_RI_DSR_CD_ON_NONE=y
# CONFIG_ETRAX_SER0_DTR_RI_DSR_CD_ON_PA is not set
# CONFIG_ETRAX_SER0_DTR_RI_DSR_CD_ON_PB is not set
CONFIG_ETRAX_SER0_RI_ON_PA_BIT=-1
CONFIG_ETRAX_SER0_RI_ON_PB_BIT=-1
CONFIG_ETRAX_SER2_CD_ON_PA_BIT=-1
CONFIG_ETRAX_SER2_CD_ON_PB_BIT=-1
CONFIG_ETRAX_SER2_DSR_ON_PA_BIT=-1
CONFIG_ETRAX_SER2_DSR_ON_PB_BIT=-1
CONFIG_ETRAX_SER2_DTR_ON_PA_BIT=-1
CONFIG_ETRAX_SER2_DTR_ON_PB_BIT=-1
# CONFIG_ETRAX_SER2_DTR_RI_DSR_CD_MIXED is not set
CONFIG_ETRAX_SER2_DTR_RI_DSR_CD_ON_NONE=y
# CONFIG_ETRAX_SER2_DTR_RI_DSR_CD_ON_PA is not set
# CONFIG_ETRAX_SER2_DTR_RI_DSR_CD_ON_PB is not set
CONFIG_ETRAX_SER2_RI_ON_PA_BIT=-1
CONFIG_ETRAX_SER2_RI_ON_PB_BIT=-1
CONFIG_ETRAX_SER3_CD_ON_PA_BIT=-1
CONFIG_ETRAX_SER3_CD_ON_PB_BIT=-1
CONFIG_ETRAX_SER3_DSR_ON_PA_BIT=-1
CONFIG_ETRAX_SER3_DSR_ON_PB_BIT=-1
CONFIG_ETRAX_SER3_DTR_ON_PA_BIT=-1
CONFIG_ETRAX_SER3_DTR_ON_PB_BIT=-1
# CONFIG_ETRAX_SER3_DTR_RI_DSR_CD_MIXED is not set
CONFIG_ETRAX_SER3_DTR_RI_DSR_CD_ON_NONE=y
# CONFIG_ETRAX_SER3_DTR_RI_DSR_CD_ON_PA is not set
# CONFIG_ETRAX_SER3_DTR_RI_DSR_CD_ON_PB is not set
CONFIG_ETRAX_SER3_RI_ON_PA_BIT=-1
CONFIG_ETRAX_SER3_RI_ON_PB_BIT=-1
CONFIG_ETRAX_SERIAL=y
# CONFIG_ETRAX_SERIAL_FAST_TIMER is not set
# CONFIG_ETRAX_SERIAL_FLUSH_DMA_FAST is not set
CONFIG_ETRAX_SERIAL_PORT0=y
# CONFIG_ETRAX_SERIAL_PORT0_DMA0_OUT is not set
# CONFIG_ETRAX_SERIAL_PORT0_DMA1_IN is not set
# CONFIG_ETRAX_SERIAL_PORT0_DMA6_OUT is not set
# CONFIG_ETRAX_SERIAL_PORT0_DMA7_IN is not set
CONFIG_ETRAX_SERIAL_PORT0_NO_DMA_IN=y
CONFIG_ETRAX_SERIAL_PORT0_NO_DMA_OUT=y
# CONFIG_ETRAX_SERIAL_PORT1 is not set
CONFIG_ETRAX_SERIAL_PORT2=y
CONFIG_ETRAX_SERIAL_PORT2_DMA2_OUT=y
CONFIG_ETRAX_SERIAL_PORT2_DMA3_IN=y
# CONFIG_ETRAX_SERIAL_PORT2_DMA6_OUT is not set
# CONFIG_ETRAX_SERIAL_PORT2_DMA7_IN is not set
# CONFIG_ETRAX_SERIAL_PORT2_NO_DMA_IN is not set
# CONFIG_ETRAX_SERIAL_PORT2_NO_DMA_OUT is not set
CONFIG_ETRAX_SERIAL_PORT3=y
# CONFIG_ETRAX_SERIAL_PORT3_DMA2_OUT is not set
# CONFIG_ETRAX_SERIAL_PORT3_DMA3_IN is not set
CONFIG_ETRAX_SERIAL_PORT3_DMA4_OUT=y
CONFIG_ETRAX_SERIAL_PORT3_DMA5_IN=y
# CONFIG_ETRAX_SERIAL_PORT3_DMA8_OUT is not set
# CONFIG_ETRAX_SERIAL_PORT3_DMA9_IN is not set
# CONFIG_ETRAX_SERIAL_PORT3_NO_DMA_IN is not set
# CONFIG_ETRAX_SERIAL_PORT3_NO_DMA_OUT is not set
CONFIG_ETRAX_SERIAL_RX_TIMEOUT_TICKS=1
# CONFIG_ETRAX_SOFT_SHUTDOWN is not set
# CONFIG_ETRAX_SYNCHRONOUS_SERIAL is not set
CONFIG_ETRAX_USB_HOST=y
CONFIG_ETRAX_USB_HOST_PORT1=y
CONFIG_ETRAX_USB_HOST_PORT2=y
# CONFIG_ETRAX_VCS_SIM is not set
# CONFIG_ETRAX_WATCHDOG is not set
CONFIG_EXT2_FS=y
# CONFIG_EXT3_FS is not set
CONFIG_FORCE_MAX_ZONEORDER=6
# CONFIG_FREEZER is not set
CONFIG_GENERIC_FIND_NEXT_BIT=y
CONFIG_GENERIC_IOMAP=y
# CONFIG_GEN_RTC is not set
# CONFIG_HAMRADIO is not set
CONFIG_HAS_DMA=y
CONFIG_HAS_IOMEM=y
# CONFIG_HAVE_AOUT is not set
# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
CONFIG_HAVE_IDE=y
# CONFIG_HFSPLUS_FS is not set
# CONFIG_HFS_FS is not set
# CONFIG_HW_RANDOM is not set
# CONFIG_I2C is not set
# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set
# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
# CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set
# CONFIG_IDE is not set
# CONFIG_IEEE80211 is not set
# CONFIG_IFB is not set
CONFIG_INITRAMFS_SOURCE=""
# CONFIG_ISO9660_FS is not set
CONFIG_KMOD=y
CONFIG_LLC=m
# CONFIG_MINIX_FS is not set
# CONFIG_MSDOS_FS is not set
CONFIG_MTD=y
CONFIG_MTDRAM_ABS_POS=0x0
CONFIG_MTDRAM_ERASE_SIZE=128
CONFIG_MTDRAM_TOTAL_SIZE=0
# CONFIG_MTD_ABSENT is not set
CONFIG_MTD_BLKDEVS=y
CONFIG_MTD_BLOCK=y
# CONFIG_MTD_BLOCK2MTD is not set
CONFIG_MTD_CFI=y
CONFIG_MTD_CFI_ADV_OPTIONS=y
CONFIG_MTD_CFI_AMDSTD=y
# CONFIG_MTD_CFI_BE_BYTE_SWAP is not set
# CONFIG_MTD_CFI_GEOMETRY is not set
CONFIG_MTD_CFI_I1=y
CONFIG_MTD_CFI_I2=y
# CONFIG_MTD_CFI_I4 is not set
# CONFIG_MTD_CFI_I8 is not set
# CONFIG_MTD_CFI_INTELEXT is not set
# CONFIG_MTD_CFI_LE_BYTE_SWAP is not set
CONFIG_MTD_CFI_NOSWAP=y
# CONFIG_MTD_CFI_STAA is not set
CONFIG_MTD_CFI_UTIL=y
CONFIG_MTD_CHAR=y
# CONFIG_MTD_CMDLINE_PARTS is not set
CONFIG_MTD_COMPLEX_MAPPINGS=y
CONFIG_MTD_CONCAT=y
CONFIG_MTD_GEN_PROBE=y
CONFIG_MTD_JEDECPROBE=y
CONFIG_MTD_MAP_BANK_WIDTH_1=y
# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set
CONFIG_MTD_MAP_BANK_WIDTH_2=y
# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set
CONFIG_MTD_MAP_BANK_WIDTH_4=y
# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set
CONFIG_MTD_MTDRAM=y
# CONFIG_MTD_ONENAND is not set
# CONFIG_MTD_OTP is not set
CONFIG_MTD_PARTITIONS=y
# CONFIG_MTD_PHRAM is not set
# CONFIG_MTD_PHYSMAP is not set
# CONFIG_MTD_PLATRAM is not set
# CONFIG_MTD_RAM is not set
# CONFIG_MTD_REDBOOT_PARTS is not set
# CONFIG_MTD_ROM is not set
# CONFIG_MTD_SLRAM is not set
# CONFIG_NETDEV_1000 is not set
# CONFIG_NFSD is not set
# CONFIG_NFS_FS is not set
CONFIG_NF_CT_ACCT=y
CONFIG_NF_DEFRAG_IPV4=m
CONFIG_NLS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
CONFIG_NO_IOPORT=y
# CONFIG_OOM_REBOOT is not set
CONFIG_PAGEFLAGS_EXTENDED=y
# CONFIG_PHYS_ADDR_T_64BIT is not set
# CONFIG_PPP is not set
CONFIG_ROMFS_FS=y
# CONFIG_RTC is not set
CONFIG_RWSEM_GENERIC_SPINLOCK=y
# CONFIG_SERIAL_8250 is not set
CONFIG_STP=m
# CONFIG_SVINTO_SIM is not set
# CONFIG_SYSTEM_PROFILER is not set
CONFIG_SYSVIPC_SYSCTL=y
# CONFIG_TUN is not set
# CONFIG_UDF_FS is not set
CONFIG_UID16=y
CONFIG_USB=y
# CONFIG_USB_ACM is not set
# CONFIG_USB_ARCH_HAS_EHCI is not set
# CONFIG_USB_ARCH_HAS_HCD is not set
# CONFIG_USB_ARCH_HAS_OHCI is not set
# CONFIG_USB_PRINTER is not set
# CONFIG_USB_SERIAL is not set
CONFIG_USB_SUPPORT=y
# CONFIG_VFAT_FS is not set
# CONFIG_VLAN_8021Q is not set
# CONFIG_WLAN_80211 is not set

97
target/linux/etrax/patches-2.6.28/100-compile-fixes.patch
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@ -0,0 +1,97 @@
Index: linux-2.6.28/arch/cris/Makefile
===================================================================
--- linux-2.6.28.orig/arch/cris/Makefile 2008-12-25 00:26:37.000000000 +0100
+++ linux-2.6.28/arch/cris/Makefile 2009-01-09 22:52:39.000000000 +0100
@@ -40,7 +40,7 @@
LD = $(CROSS_COMPILE)ld -mcrislinux
-OBJCOPYFLAGS := -O binary -R .note -R .comment -S
+OBJCOPYFLAGS := -O binary -R .bss -R .note -R .note.gnu.build-id -R .comment -S
CPPFLAGS_vmlinux.lds = -DDRAM_VIRTUAL_BASE=0x$(CONFIG_ETRAX_DRAM_VIRTUAL_BASE)
Index: linux-2.6.28/arch/cris/arch-v10/boot/Makefile
===================================================================
--- linux-2.6.28.orig/arch/cris/arch-v10/boot/Makefile 2008-12-25 00:26:37.000000000 +0100
+++ linux-2.6.28/arch/cris/arch-v10/boot/Makefile 2009-01-09 22:52:39.000000000 +0100
@@ -13,7 +13,6 @@
$(obj)/compressed/vmlinux: $(obj)/Image FORCE
$(Q)$(MAKE) $(build)=$(obj)/compressed $@
- $(Q)$(MAKE) $(build)=$(obj)/rescue $(obj)/rescue/rescue.bin
$(obj)/zImage: $(obj)/compressed/vmlinux
@cp $< $@
Index: linux-2.6.28/arch/cris/arch-v10/boot/compressed/misc.c
===================================================================
--- linux-2.6.28.orig/arch/cris/arch-v10/boot/compressed/misc.c 2008-12-25 00:26:37.000000000 +0100
+++ linux-2.6.28/arch/cris/arch-v10/boot/compressed/misc.c 2009-01-10 18:00:45.000000000 +0100
@@ -5,7 +5,7 @@
* adapted for Linux.
*
* malloc by Hannu Savolainen 1993 and Matthias Urlichs 1994
- * puts by Nick Holloway 1993, better puts by Martin Mares 1995
+ * putstr by Nick Holloway 1993, better putstr by Martin Mares 1995
* adaptation for Linux/CRIS Axis Communications AB, 1999
*
*/
@@ -102,7 +102,6 @@
static long bytes_out = 0;
static uch *output_data;
static unsigned long output_ptr = 0;
-static void puts(const char *);
/* the "heap" is put directly after the BSS ends, at end */
@@ -115,7 +114,7 @@
/* decompressor info and error messages to serial console */
static void
-puts(const char *s)
+putstr(const char *s)
{
#ifndef CONFIG_ETRAX_DEBUG_PORT_NULL
while (*s) {
@@ -188,9 +187,9 @@
static void error(char *x)
{
- puts("\n\n");
- puts(x);
- puts("\n\n -- System halted\n");
+ putstr("\n\n");
+ putstr(x);
+ putstr("\n\n -- System halted\n");
while (1); /* Halt */
}
@@ -236,11 +235,11 @@
__asm__ volatile ("move $vr,%0" : "=rm" (revision));
if (revision < 10) {
- puts("You need an ETRAX 100LX to run linux 2.6\n");
+ putstr("You need an ETRAX 100LX to run linux 2.6\n");
while (1);
}
- puts("Uncompressing Linux...\n");
+ putstr("Uncompressing Linux...\n");
gunzip();
- puts("Done. Now booting the kernel.\n");
+ putstr("Done. Now booting the kernel.\n");
}
Index: linux-2.6.28/arch/cris/arch-v10/mm/init.c
===================================================================
--- linux-2.6.28.orig/arch/cris/arch-v10/mm/init.c 2008-12-25 00:26:37.000000000 +0100
+++ linux-2.6.28/arch/cris/arch-v10/mm/init.c 2009-01-09 22:52:39.000000000 +0100
@@ -184,6 +184,9 @@
free_area_init_node(0, zones_size, PAGE_OFFSET >> PAGE_SHIFT, 0);
}
+void free_initrd_mem(unsigned long start, unsigned long end)
+{
+}
/* Initialize remaps of some I/O-ports. It is important that this
* is called before any driver is initialized.

13
target/linux/etrax/patches-2.6.28/200-samsung_flash.patch
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@ -0,0 +1,13 @@
Index: linux-2.6.28.2/drivers/mtd/chips/cfi_cmdset_0002.c
===================================================================
--- linux-2.6.28.2.orig/drivers/mtd/chips/cfi_cmdset_0002.c 2009-02-04 13:42:19.000000000 +0100
+++ linux-2.6.28.2/drivers/mtd/chips/cfi_cmdset_0002.c 2009-02-04 13:44:11.000000000 +0100
@@ -364,7 +364,7 @@
return NULL;
}
- if (extp->MajorVersion != '1' ||
+ if (extp->MajorVersion < '1' || extp->MajorVersion > '3' ||
(extp->MinorVersion < '0' || extp->MinorVersion > '4')) {
if (cfi->mfr == MANUFACTURER_SAMSUNG &&
(extp->MajorVersion == '3' && extp->MinorVersion == '3')) {

92
target/linux/etrax/patches-2.6.28/201-flashsize.patch
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@ -0,0 +1,92 @@
Index: linux-2.6.28.2/arch/cris/arch-v10/drivers/axisflashmap.c
===================================================================
--- linux-2.6.28.2.orig/arch/cris/arch-v10/drivers/axisflashmap.c 2009-02-04 13:49:34.000000000 +0100
+++ linux-2.6.28.2/arch/cris/arch-v10/drivers/axisflashmap.c 2009-02-04 13:55:30.000000000 +0100
@@ -113,7 +113,7 @@
/* If no partition-table was found, we use this default-set. */
#define MAX_PARTITIONS 7
-#define NUM_DEFAULT_PARTITIONS 3
+#define NUM_DEFAULT_PARTITIONS 2
/*
* Default flash size is 2MB. CONFIG_ETRAX_PTABLE_SECTOR is most likely the
@@ -122,19 +122,14 @@
*/
static struct mtd_partition axis_default_partitions[NUM_DEFAULT_PARTITIONS] = {
{
- .name = "boot firmware",
- .size = CONFIG_ETRAX_PTABLE_SECTOR,
- .offset = 0
- },
- {
.name = "kernel",
- .size = 0x200000 - (6 * CONFIG_ETRAX_PTABLE_SECTOR),
- .offset = CONFIG_ETRAX_PTABLE_SECTOR
+ .size = 0x00,
+ .offset = 0
},
{
- .name = "filesystem",
- .size = 5 * CONFIG_ETRAX_PTABLE_SECTOR,
- .offset = 0x200000 - (5 * CONFIG_ETRAX_PTABLE_SECTOR)
+ .name = "rootfs",
+ .size = 0x200000,
+ .offset = 0x200000
}
};
@@ -281,6 +276,11 @@
struct partitiontable_entry *ptable;
int use_default_ptable = 1; /* Until proven otherwise. */
const char pmsg[] = " /dev/flash%d at 0x%08x, size 0x%08x\n";
+ unsigned int kernel_part_size = 0;
+ unsigned char *flash_mem = (unsigned char*)(FLASH_CACHED_ADDR);
+ unsigned int flash_scan_count = 0;
+ const char *part_magic = "ACME_PART_MAGIC";
+ unsigned int magic_len = strlen(part_magic);
if (!(mymtd = flash_probe())) {
/* There's no reason to use this module if no flash chip can
@@ -293,6 +293,31 @@
axisflash_mtd = mymtd;
}
+ /* scan flash to findout where out partition starts */
+
+ printk(KERN_INFO "Scanning flash for end of kernel magic\n");
+ for(flash_scan_count = 0; flash_scan_count < 100000; flash_scan_count++) {
+ if(strncmp(&flash_mem[flash_scan_count], part_magic, magic_len - 1) == 0) {
+ kernel_part_size = flash_mem[flash_scan_count + magic_len ];
+ kernel_part_size <<= 8;
+ kernel_part_size += flash_mem[flash_scan_count + magic_len + 2];
+ kernel_part_size <<= 8;
+ kernel_part_size += flash_mem[flash_scan_count + magic_len + 1];
+ kernel_part_size <<= 8;
+ kernel_part_size += flash_mem[flash_scan_count + magic_len + 3];
+ printk(KERN_INFO "Kernel ends at 0x%.08X\n", kernel_part_size);
+ flash_scan_count = 1100000;
+ }
+ }
+
+
+ if(kernel_part_size){
+ kernel_part_size = (kernel_part_size & 0xffff0000);
+ axis_default_partitions[0].size = kernel_part_size;
+ axis_default_partitions[1].size = mymtd->size - axis_default_partitions[0].size;
+ axis_default_partitions[1].offset = axis_default_partitions[0].size;
+ }
+
if (mymtd) {
mymtd->owner = THIS_MODULE;
ptable_head = (struct partitiontable_head *)(FLASH_CACHED_ADDR +
Index: linux-2.6.28.2/arch/cris/arch-v10/lib/hw_settings.S
===================================================================
--- linux-2.6.28.2.orig/arch/cris/arch-v10/lib/hw_settings.S 2009-02-04 13:48:25.000000000 +0100
+++ linux-2.6.28.2/arch/cris/arch-v10/lib/hw_settings.S 2009-02-04 13:49:04.000000000 +0100
@@ -60,3 +60,5 @@
.dword R_PORT_PB_SET
.dword PB_SET_VALUE
.dword 0 ; No more register values
+ .ascii "ACME_PART_MAGIC"
+ .dword 0xdeadc0de
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