From da4a7137abb7447e2aeeeb8955c566ae7b24cea6 Mon Sep 17 00:00:00 2001 From: claudio Date: Sun, 8 Feb 2009 14:32:21 +0000 Subject: [PATCH] [etrax] Initial kernel support for 2.6.28.4 git-svn-id: svn://svn.openwrt.org/openwrt/trunk@14446 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- target/linux/etrax/config-2.6.28 | 271 ++++++++++++++++++ .../patches-2.6.28/100-compile-fixes.patch | 97 +++++++ .../patches-2.6.28/200-samsung_flash.patch | 13 + .../etrax/patches-2.6.28/201-flashsize.patch | 92 ++++++ 4 files changed, 473 insertions(+) create mode 100644 target/linux/etrax/config-2.6.28 create mode 100644 target/linux/etrax/patches-2.6.28/100-compile-fixes.patch create mode 100644 target/linux/etrax/patches-2.6.28/200-samsung_flash.patch create mode 100644 target/linux/etrax/patches-2.6.28/201-flashsize.patch diff --git a/target/linux/etrax/config-2.6.28 b/target/linux/etrax/config-2.6.28 new file mode 100644 index 000000000..49aa9268b --- /dev/null +++ b/target/linux/etrax/config-2.6.28 @@ -0,0 +1,271 @@ +# 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 diff --git a/target/linux/etrax/patches-2.6.28/100-compile-fixes.patch b/target/linux/etrax/patches-2.6.28/100-compile-fixes.patch new file mode 100644 index 000000000..ac448be60 --- /dev/null +++ b/target/linux/etrax/patches-2.6.28/100-compile-fixes.patch @@ -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. diff --git a/target/linux/etrax/patches-2.6.28/200-samsung_flash.patch b/target/linux/etrax/patches-2.6.28/200-samsung_flash.patch new file mode 100644 index 000000000..5df6590fa --- /dev/null +++ b/target/linux/etrax/patches-2.6.28/200-samsung_flash.patch @@ -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')) { diff --git a/target/linux/etrax/patches-2.6.28/201-flashsize.patch b/target/linux/etrax/patches-2.6.28/201-flashsize.patch new file mode 100644 index 000000000..e825acf1f --- /dev/null +++ b/target/linux/etrax/patches-2.6.28/201-flashsize.patch @@ -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 -- 2.20.1