From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lpsc-mail.in2p3.fr (lpsc-mail.in2p3.fr [134.158.40.8]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 6C671DDECA for ; Tue, 8 Apr 2008 22:30:39 +1000 (EST) Received: from LPSC0173W (lpsc0173w.in2p3.fr [134.158.40.173]) by lpsc-mail.in2p3.fr (8.13.1/8.13.1/In2p3) with SMTP id m38CUYLr020914 for ; Tue, 8 Apr 2008 14:30:34 +0200 Message-ID: <10fd01c89974$57a0c830$f52f9e86@LPSC0173W> From: "Guillaume Dargaud" To: References: <10a101c898c4$c183ee40$f52f9e86@LPSC0173W> <10d401c8995a$1a63beb0$f52f9e86@LPSC0173W> Subject: Re: Booting a Xilinx board Date: Tue, 8 Apr 2008 14:30:29 +0200 MIME-Version: 1.0 Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=response List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , I'm making progress, thanks in no small part to this list, but I still need coaching, if you don't mind. The current boot is currently going as such: loaded at: 00400000 005A819C board data at: 005A6120 005A619C relocated to: 00404054 004040D0 zimage at: 00404E40 00515AD1 initrd at: 00516000 005A5AF9 avail ram: 005A9000 08000000 Linux/PPC load: console=ttyUL0,9600 root=/dev/ram rw Uncompressing Linux...done. Now booting the kernel [ 0.000000] Linux version 2.6.24-rc8-xlnx (guinevere@lpsc6185x.in2p3.fr) (gcc version 4.1.2) #4 Tue Apr 8 13:41:02 CEST 2008 [ 0.000000] Xilinx Generic PowerPC board support package (Xilinx ML405) (Virtex-4 FX) [ 0.000000] Zone PFN ranges: [ 0.000000] DMA 0 -> 32768 [ 0.000000] Normal 32768 -> 32768 [ 0.000000] Movable zone start PFN for each node [ 0.000000] early_node_map[1] active PFN ranges [ 0.000000] 0: 0 -> 32768 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 32512 [ 0.000000] Kernel command line: console=ttyUL0,9600 root=/dev/ram rw [ 0.000000] Xilinx INTC #0 at 0x81800000 mapped to 0xFDFFF000 [ 0.000000] PID hash table entries: 512 (order: 9, 2048 bytes) [ 0.000224] Console: colour dummy device 80x25 [ 0.001417] Dentry cache hash table entries: 16384 (order: 4, 65536 bytes) [ 0.003197] Inode-cache hash table entries: 8192 (order: 3, 32768 bytes) [ 0.039286] Memory: 126804k available (1728k kernel code, 572k data, 104k init, 0k highmem) [ 0.132784] Mount-cache hash table entries: 512 [ 0.138698] net_namespace: 64 bytes [ 0.143763] NET: Registered protocol family 16 [ 0.147717] Registering device uartlite:0 [ 0.148883] Registering device xsysace:0 [ 0.149913] Registering device xilinx_emaclite:0 [ 0.191001] NET: Registered protocol family 2 [ 0.224934] IP route cache hash table entries: 1024 (order: 0, 4096 bytes) [ 0.228161] TCP established hash table entries: 4096 (order: 3, 32768 bytes) [ 0.228808] TCP bind hash table entries: 4096 (order: 2, 16384 bytes) [ 0.229168] TCP: Hash tables configured (established 4096 bind 4096) [ 0.229201] TCP reno registered [ 0.241592] checking if image is initramfs...it isn't (no cpio magic); looks like an initrd [ 0.854687] Freeing initrd memory: 574k freed [ 0.855157] sysctl table check failed: /kernel/l2cr .1.31 Missing strategy [ 0.855208] Call Trace: [ 0.855227] [c7c17eb0] [c00081b8] show_stack+0x50/0x184 (unreliable) [ 0.855329] [c7c17ed0] [c0030514] set_fail+0x50/0x68 [ 0.855406] [c7c17ef0] [c0030b7c] sysctl_check_table+0x650/0x698 [ 0.855454] [c7c17f20] [c0030b8c] sysctl_check_table+0x660/0x698 [ 0.855501] [c7c17f50] [c001e874] register_sysctl_table+0x64/0xb4 [ 0.855567] [c7c17f70] [c0231c24] register_ppc_htab_sysctl+0x18/0x2c [ 0.855629] [c7c17f80] [c022b1e4] kernel_init+0xc8/0x284 [ 0.855667] [c7c17ff0] [c0004b18] kernel_thread+0x44/0x60 [ 0.864221] io scheduler noop registered [ 0.864277] io scheduler anticipatory registered (default) [ 0.864302] io scheduler deadline registered [ 0.864525] io scheduler cfq registered [ 0.939088] uartlite.0: ttyUL0 at MMIO 0x84000003 (irq = 2) is a uartlite [ 0.939174] console [ttyUL0] enabled [ 3.953024] RAMDISK driver initialized: 16 RAM disks of 8192K size 1024 blocksize [ 4.036331] loop: module loaded [ 4.067349] xsysace xsa: Xilinx SystemACE revision 1.0.12 [ 4.131096] xsysace xsa: capacity: 1014048 sectors [ 4.186902] xsa: xsa1 xsa2 [ 4.222849] Xilinx SystemACE device driver, major=254 [ 4.280365] tun: Universal TUN/TAP device driver, 1.6 [ 4.340667] tun: (C) 1999-2004 Max Krasnyansky [ 4.416748] xilinx_emaclite xilinx_emaclite.0: MAC address is now 2: 0: 0: 0: 0: 0 [ 4.506421] xilinx_emaclite xilinx_emaclite.0: using fifo mode. [ 4.580452] xilinx_emaclite xilinx_emaclite.0: Xilinx EMACLite at 0x81000000 mapped to 0xC9020000, irq=0 [ 4.691953] mice: PS/2 mouse device common for all mice [ 4.753483] TCP cubic registered [ 4.791772] NET: Registered protocol family 1 [ 4.843849] NET: Registered protocol family 17 [ 4.897987] RPC: Registered udp transport module. [ 4.953147] RPC: Registered tcp transport module. [ 5.011138] RAMDISK: Compressed image found at block 0 [ 5.905538] VFS: Mounted root (ext2 filesystem). [ 5.945703] Freeing unused kernel memormdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or 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No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mdev: /etc/mdev.conf: No such file or directory mount: mounting configfs on /config failed: No such device Initializing random number generator... done. Starting network... ip: RTNETLINK answers: File exists And then it stops, although I still have echo when I type. Now there's no /etc/mdev.conf file in my root fylesystem and I understand I need to create the devices. I've been reading docs/mdev.txt and http://www.lfs-matrix.org/clfs/view/clfs-embedded/mips/bootscripts/mdev.html and I'm a bit confused. - do the devices need to be created in the FS before building the ramdisk and subsequent ACE file ? - are they created dynamically by /bin/mdev on boot based on a manually written /etc/mdev.conf table as the error messages seem to imply ? - can they be generated automagically by a MAKEDEV script ? In the second case, how do I know which devices and what names I'm supposed to define ? -- Guillaume Dargaud http://www.gdargaud.net/Climbing/