From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from securics.com (mail.securics.com [128.198.58.14]) by ozlabs.org (Postfix) with ESMTP id 58EA3DDD04 for ; Tue, 29 Jan 2008 02:47:51 +1100 (EST) Subject: Re: Load Kernel 2.6 using U-boot on ML403 From: Robert Woodworth To: Yedu Jathavedan In-Reply-To: <20080126231047.y3lm7epb0gw4cog8@webmail.cecs.pdx.edu> References: <20080126231047.y3lm7epb0gw4cog8@webmail.cecs.pdx.edu> Content-Type: text/plain Date: Mon, 28 Jan 2008 08:47:36 -0700 Message-Id: <1201535256.4734.2.camel@PisteOff> Mime-Version: 1.0 Cc: linuxppc-embedded@ozlabs.org List-Id: Linux on Embedded PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Do you really need u-boot?? I'm using an ML403 without u-boot. I've generated my .ace file with the zImage.elf directly and it works fine. If there is a choice of u-boot or not, why choose u-boot? RJW. On Sat, 2008-01-26 at 23:10 -0800, Yedu Jathavedan wrote: > Hi, > I have downloaded the 2.6 kernel from > http://git.secretlab.ca/git/linux-2.6-virtex.git , installed & > compiled it. I used "make ARCH=ppc CROSS_COMPILE=ppc_4xx- > ml403_defconfig" to build the .config file. (As explained in > http://wiki.secretlab.ca/index.php/Linux_on_Xilinx_Virtex) > > Problem - > > > 1)Downloaded(sourceforge.net) & compiled the U-boot 1.1.6 files to get > u-boot, u-boot.srec & u-boot.bin (I didn't find ml403 board config for > the uboot. So used ml300_config). > > After this, I tried to convert the u-boot (README says that this is an > ELF file) into an ace file. But, it gave me the error saying unable to > read elf file. Is it because ML403 board is not supported or is it > possible that the u-boot image that I created is corrupted? > > $ xmd -tcl genace.tcl -jprog -board ml403 -hw download.bit -elf u-boot > -ace uboot.ace > Xilinx EDK 9.1 Build EDK_J.19 > Executing xmd script : $HOME/EDK/data/xmd/genace.tcl > > ####################################################################### > XMD GenACE utility. Generate SystemACE File from bit/elf/data Files > ####################################################################### > Target Type not defined for Processor 1, Using default Target Type > ppc_hw > GenACE Options: > Board : ml403 > Jtag Devs : xcf32p xc4vfx12 xc95144xl > FPGA pos : 2 > JPROG : true > HW File : download.bit > ACE File : uboot.ace > nCPUs : 1 > > Processor ppc_hw_1 Information > Debug opt : -debugdevice devicenr 2 cpunr 1 > ELF files : u-boot > Start PC Address : 0xfff80000 > > ############################################################ > Converting Bitstream 'download.bit' to SVF file 'download.svf' > Executing 'impact -batch bit2svf.scr' > Copying download.svf File to uboot.svf File > ############################################################ > Converting ELF file 'u-boot' to SVF file 'u-boot.svf' > Error: E02 Failed to download ELF file > > ERROR(1053): UNABLE to Read Elf File. The Elf File Maybe Corrupted > : u-boot > #$ > > > ______________________________________________________________________ > Problem - > 2) Since generating ace files failed, I tried to search the net for an > u-boot ace file that could run on ML403 & found it at > http://88.191.24.164/docenligne/projets/samba/2006/linux-embarque-sur-ml-403/u-boot-ml403.ace/view > > I copied this ace file (u-boot-ml403.ace) along with the kernel 2.6 > image (uImage) onto my CF card & booted the board. After loading the > kernel, it fails to read the correct root device. I tried changing the > "bootargs" env variable root = /dev/xsysace/disc0/part2 rw to root > = /dev/xsysace2 rw & root = /dev/xsda2 rw. > > But, it failed in both cases. (There was a previous post on Problem2 a > year ago & he solved it by giving root =/dev/xsysace2) > > Environment size: 246/1020 bytes > #u-boot> setenv bootargs console=ttyS0,9600 root=/dev/xsysace2 rw > #u-boot> fatload ace 0 0x400000 uImage > reading uImage > > 952237 bytes read > #u-boot> bootm 0x400000 > ## Booting image at 00400000 ... > Image Name: Linux-2.6.24-rc3 > Image Type: PowerPC Linux Kernel Image (gzip compressed) > Data Size: 952173 Bytes = 929.9 kB > Load Address: 00000000 > Entry Point: 00000000 > Verifying Checksum ... OK > Uncompressing Kernel Image ... OK > [ 0.000000] Linux version 2.6.24-rc3 (icdt@icdt05) (gcc version > 4.0.0 (DENX ELDK 4.0 4.0.0)) #1 Fri Jan 25 21:23:54 PST 2008 > [ 0.000000] Xilinx ML403 Reference System (Virtex-4 FX) > [ 0.000000] Zone PFN ranges: > [ 0.000000] DMA 0 -> 16384 > [ 0.000000] Normal 16384 -> 16384 > [ 0.000000] Movable zone start PFN for each node > [ 0.000000] early_node_map[1] active PFN ranges > [ 0.000000] 0: 0 -> 16384 > [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. > Total pages: 16256 > [ 0.000000] Kernel command line: console=ttyS0,9600 ip=off > root=/dev/xsysace root=/dev/xsysace2 rw > [ 0.000000] Xilinx INTC #0 at 0xD1000FC0 mapped to 0xFDFFEFC0 > [ 0.000000] PID hash table entries: 256 (order: 8, 1024 bytes) > [ 0.000179] Console: colour dummy device 80x25 > [ 0.000669] Dentry cache hash table entries: 8192 (order: 3, 32768 > bytes) > [ 0.001431] Inode-cache hash table entries: 4096 (order: 2, 16384 > bytes) > [ 0.015197] Memory: 62860k available (1452k kernel code, 496k data, > 96k init, 0k highmem) > [ 0.204614] Mount-cache hash table entries: 512 > [ 0.209345] net_namespace: 64 bytes > [ 0.213840] NET: Registered protocol family 16 > [ 0.252576] NET: Registered protocol family 2 > [ 0.288713] IP route cache hash table entries: 1024 (order: 0, 4096 > bytes) > [ 0.291229] TCP established hash table entries: 2048 (order: 2, > 16384 bytes) > [ 0.291535] TCP bind hash table entries: 2048 (order: 1, 8192 > bytes) > [ 0.291709] TCP: Hash tables configured (established 2048 bind > 2048) > [ 0.291737] TCP reno registered > [ 0.301433] sysctl table check failed: /kernel/l2cr .1.31 Missing > strategy > [ 0.301509] Call Trace: > [ 0.301528] [c3c17e80] [c00084f4] show_stack+0x4c/0x174 > (unreliable) > [ 0.301611] [c3c17eb0] [c00305e0] set_fail+0x50/0x68 > [ 0.301678] [c3c17ed0] [c0030c68] sysctl_check_table+0x670/0x6bc > [ 0.301726] [c3c17f10] [c0030c7c] sysctl_check_table+0x684/0x6bc > [ 0.301771] [c3c17f50] [c001df28] register_sysctl_table+0x5c/0xac > [ 0.301832] [c3c17f70] [c01dca84] register_ppc_htab_sysctl > +0x18/0x2c > [ 0.301897] [c3c17f80] [c01d6848] kernel_init+0xc8/0x284 > [ 0.301938] [c3c17ff0] [c0004af8] kernel_thread+0x44/0x60 > [ 0.307739] io scheduler noop registered > [ 0.307792] io scheduler anticipatory registered (default) > [ 0.307817] io scheduler deadline registered > [ 0.307967] io scheduler cfq registered > [ 0.364669] Serial: 8250/16550 driver $Revision: 1.90 $ 4 ports, > IRQ sharing disabled > [ 0.370815] serial8250.0: ttyS0 at MMIO 0xa0001003 (irq = 9) is a > 16450 > [ 0.370893] console [ttyS0] enabled > [ 3.286815] RAMDISK driver initialized: 16 RAM disks of 65536K size > 1024 blocksize > [ 3.376997] tun: Universal TUN/TAP device driver, 1.6 > [ 3.437161] tun: (C) 1999-2004 Max Krasnyansky > [ 3.512736] mice: PS/2 mouse device common for all mice > [ 3.574814] TCP cubic registered > [ 3.613145] NET: Registered protocol family 1 > [ 3.665227] NET: Registered protocol family 17 > [ 3.720647] VFS: Cannot open root device "xsysace2" or > unknown-block(0,0) > [ 3.801333] Please append a correct "root=" boot option; here are > the available partitions: > [ 3.901354] Kernel panic - not syncing: VFS: Unable to mount root > fs on unknown-block(0,0) > [ 4.000286] Rebooting in 180 seconds.. > > > ______________________________________________________________________ > Can anyone help me with either one (or both) of the above problems? I > have pretty much run out of ideas. :( > > Thanks & Regards, > Yedu > > > Hi, > > Goal - To use the USB Host on ML403 in a PowerPC processor reference > system to store some data on a Thumb Drive. > > Background - I downloaded the 2.6 kernel from > http://git.secretlab.ca/git/linux-2.6-virtex.git , installed & > compiled it to get uImage & zImage.elf files. I used "make > ml403_defconfig" to build the .config file. (As explained in > http://wiki.secretlab.ca/index.php/Linux_on_Xilinx_Virtex) > > _______________________________________________ > Linuxppc-embedded mailing list > Linuxppc-embedded@ozlabs.org > https://ozlabs.org/mailman/listinfo/linuxppc-embedded