[ltt-dev] Using LTTng on DA8xx Target
saumya agarwal
cmks2002 at gmail.com
Thu Nov 13 01:03:27 EST 2008
Thanks a lot, I am now able to start/stop the trace and view it on my host.
Where can I get more on debugging my kernel using ltt?
--Saumya
On 11/12/08, Mathieu Desnoyers <compudj at krystal.dyndns.org> wrote:
>
> * saumya agarwal (cmks2002 at gmail.com) wrote:
> > Hi,
> >
> > I have installed LTTV 0.8.72 on my host machine.
> > and did following after booting the target board, please see the logs
> below:
> >
> > U-Boot > bootm
> > ## Booting kernel from Legacy Image at c0700000 ...
> > Image Name: Linux-2.6.18_pro500
> > Image Type: ARM Linux Kernel Image (uncompressed)
> > Data Size: 1989268 Bytes = 1.9 MB
> > Load Address: c0008000
> > Entry Point: c0008000
> > Verifying Checksum ... OK
> > Loading Kernel Image ... OK
> > OK
> >
> > Starting kernel ...
> >
> > Uncompressing
> > Linux.............................................................
> > ......................................................................
> done,
> > boo
> > ting the kernel.
> > Linux version 2.6.18_pro500 (root at LSP2x-UCLIBC) (gcc version 4.2.0
> > (MontaVista 4
> > .2.0-16.0.38.0802273 2008-10-11)) #1 PREEMPT Wed Nov 12 11:39:24 IST 2008
> > CPU: ARM926EJ-S [41069265] revision 5 (ARMv5TEJ), cr=00053177
> > Machine: DaVinci DA8XX EVM
> > Memory policy: ECC disabled, Data cache writethrough
> > DaVinci DA0800 variant 0x0
> > CPU0: D VIVT write-back cache
> > CPU0: I cache: 16384 bytes, associativity 4, 32 byte lines, 128 sets
> > CPU0: D cache: 16384 bytes, associativity 4, 32 byte lines, 128 sets
> > Built 1 zonelists. Total pages: 32768
> > Kernel command line: console=ttyS2,115200n8 noinitrd root=/dev/nfs rw
> > nfsroot=10
> > .24.241.126:/opt/mvl_pro50/uclibc/target,nolock mem=128M
> > PID hash table entries: 1024 (order: 10, 4096 bytes)
> > Clock event device timer0_0 configured with caps set: 03
> > Console: colour dummy device 80x30
> > Dentry cache hash table entries: 16384 (order: 4, 65536 bytes)
> > Inode-cache hash table entries: 8192 (order: 3, 32768 bytes)
> > Memory: 128MB = 128MB total
> > Memory: 125568KB available (3449K code, 647K data, 152K init)
> > Security Framework v1.0.0 initialized
> > Capability LSM initialized
> > Mount-cache hash table entries: 512
> > CPU: Testing write buffer coherency: ok
> > NET: Registered protocol family 16
> > DaVinci: 128 gpio irqs
> > Generic PHY: Registered new driver
> > SCSI subsystem initialized
> > usbcore: registered new driver usbfs
> > usbcore: registered new driver hub
> > NET: Registered protocol family 2
> > IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
> > TCP established hash table entries: 4096 (order: 2, 16384 bytes)
> > TCP bind hash table entries: 2048 (order: 1, 8192 bytes)
> > TCP: Hash tables configured (established 4096 bind 2048)
> > TCP reno registered
> > VFS: Disk quotas dquot_6.5.1
> > Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
> > squashfs: version 3.1 (2006/08/19) Phillip Lougher
> > NTFS driver 2.1.27 [Flags: R/W].
> > JFFS2 version 2.2. (NAND) (C) 2001-2006 Red Hat, Inc.
> > yaffs Nov 12 2008 11:35:58 Installing.
> > JFS: nTxBlock = 981, nTxLock = 7853
> > SGI XFS with no debug enabled
> > Initializing Cryptographic API
> > io scheduler noop registered
> > io scheduler anticipatory registered (default)
> > LTT : ltt-facilities init
> > LTT : ltt-facility-core init in kernel
> > LTT : ltt-relay init
> > DAVINCI-WDT: DaVinci Watchdog Timer: heartbeat 60 sec
> > Serial: 8250/16550 driver $Revision: 1.90 $ 3 ports, IRQ sharing disabled
> > serial8250.0: ttyS0 at MMIO map 0x1c42000 mem 0xfec42000 (irq = 25) is a
> > 16550A
> > serial8250.0: ttyS1 at MMIO map 0x1c20400 mem 0xfed0c000 (irq = 53) is a
> > 16550A
> > serial8250.0: ttyS2 at MMIO map 0x1d0d000 mem 0xfed0d000 (irq = 61) is a
> > 16550A
> > RAMDISK driver initialized: 1 RAM disks of 32768K size 1024 blocksize
> > netconsole: not configured, aborting
> > Davinci EMAC MII Bus: probed
> > MAC address is 00:0e:99:02:f0:30
> > TI DaVinci EMAC Linux version updated 4.0
> > i2c /dev entries driver
> > physmap platform flash device: 01000000 at 60000000
> > physmap-flash physmap-flash.0: map_probe failed
> > nand_davinci nand_davinci.0: Using 4-bit hardware ECC
> > No NAND device found!!!
> > nand_davinci nand_davinci.0: no nand device detected
> > Creating 3 MTD partitions on "Windbond spi nand flash":
> > 0x00000000-0x00020000 : "U-Boot"
> > 0x00020000-0x00024000 : "U-Boot Environment"
> > 0x00024000-0x00400000 : "Linux"
> > dm_spi.0: davinci SPI Controller driver at 0xfec41000 (irq = 20)
> use_dma=1
> > dm_spi.1: davinci SPI Controller driver at 0xfee12000 (irq = 56)
> use_dma=1
> > ohci ohci.0: DA8xx OHCI
> > ohci ohci.0: new USB bus registered, assigned bus number 1
> > ohci ohci.0: irq 59, io mem 0x01e25000
> > usb usb1: configuration #1 chosen from 1 choice
> > hub 1-0:1.0: USB hub found
> > hub 1-0:1.0: 2 ports detected
> > Initializing USB Mass Storage driver...
> > usbcore: registered new driver usb-storage
> > USB Mass Storage support registered.
> > usbcore: registered new driver libusual
> > musb_hdrc: version 6.0, cppi4.1-dma, host, debug=0
> > Waiting for PHY clock good...
> > musb_hdrc: USB Host mode controller at c8900000 using DMA, IRQ 58
> > musb_hdrc musb_hdrc: MUSB HDRC host driver
> > musb_hdrc musb_hdrc: new USB bus registered, assigned bus number 2
> > usb usb2: configuration #1 chosen from 1 choice
> > hub 2-0:1.0: USB hub found
> > hub 2-0:1.0: 1 port detected
> > mice: PS/2 mouse device common for all mice
> > rtc-da8xx rtc-da8xx.0: rtc intf: proc
> > rtc-da8xx rtc-da8xx.0: rtc intf: dev (254:0)
> > rtc-da8xx rtc-da8xx.0: rtc core: registered rtc-da8xx as rtc0
> > rtc-da8xx rtc-da8xx.0: TI DA8xx Real Time Clock driver.
> > IPv4 over IPv4 tunneling driver
> > TCP bic registered
> > NET: Registered protocol family 1
> > NET: Registered protocol family 17
> > rtc-da8xx rtc-da8xx.0: setting the system clock to 2000-01-05 00:00:46
> > (94703044
> > 6)
> > Time: timer0_1 clocksource has been installed.
> > Clock event device timer0_0 configured with caps set: 08
> > Switched to high resolution mode on CPU 0
> > usb 2-1: new high speed USB device using musb_hdrc and address 2
> > usb 2-1: configuration #1 chosen from 1 choice
> > scsi0 : SCSI emulation for USB Mass Storage devices
> > Sending DHCP and RARP requests .., OK
> > IP-Config: Got DHCP answer from 0.0.0.0, my address is 10.24.241.69
> > IP-Config: Complete:
> > device=eth0, addr=10.24.241.69, mask=255.255.255.0, gw=10.24.241.1
> ,
> > host=10.24.241.69, domain=india.ext.ti.com, nis-domain=(none),
> > bootserver=0.0.0.0, rootserver=10.24.241.126, rootpath=
> > Looking up port of RPC 100003/2 on 10.24.241.126
> > Looking up port of RPC 100005/1 on 10.24.241.126
> > VFS: Mounted root (nfs filesystem).
> > Freeing init memory: 152K
> > INIT: version 2.86 booting
> > Vendor: Generic Model: STORAGE DEVICE Rev: 9339
> > Type: Direct-Access ANSI SCSI revision: 00
> > SCSI device sda: 494080 512-byte hdwr sectors (253 MB)
> > sda: Write Protect is off
> > sda: assuming drive cache: write through
> > SCSI device sda: 494080 512-byte hdwr sectors (253 MB)
> > sda: Write Protect is off
> > sda: assuming drive cache: write through
> > sda: sda1
> > sd 0:0:0:0: Attached scsi removable disk sda
> > sd 0:0:0:0: Attached scsi generic sg0 type 0
> > Starting the hotplug events dispatcher: udevd.
> > Synthesizing the initial hotplug events...done.
> > Waiting for /dev to be fully populated...done.
> > Activating swap...done.
> > Remounting root filesystem...done.
> > Checking all file systems: fsck
> > fsck 1.40 (29-Jun-2007)
> > Mounting local filesystems: mount debugfs on /mnt/debugfs type debugfs
> (rw)
> > umount.nfs: /dev/root: not found or not mounted
> > /etc/network/options is deprecated.
> > Setting up IP spoofing protection: rp_filter done.
> > Disabling IPv4 packet forwarding: done.
> > Disabling TCP/IP Explicit Congestion Notification: done.
> > Starting network interfaces: done.
> > Starting portmap daemon....
> > Mounting remote filesystems...: .
> > Cleaning: /tmp /var/lock /var/run done.
> > Updating /etc/motd...done.
> > INIT: Entering runlevel: 3
> > Starting system log daemon: syslogd klogd.
> > Starting NFS common utilities: statd.
> > Starting internet superserver: inetd.
> > Starting OpenBSD Secure Shell server: sshd.
> >
> > MontaVista(R) Linux(R) Professional Edition 5.0.0 (0802297)
> >
> > 10.24.241.69 login: root
> > Last login: Tue Jan 4 23:59:09 2000 on console
> > Linux 10.24.241.69 2.6.18_pro500 #1 PREEMPT Wed Nov 12 11:39:24 IST 2008
> > armv5te
> > jl GNU/Linux
> > root at 10.24.241.69:~# cd /home/saumya/lsp2.2/02/
> > PSP_02.20.00.02/ montavista/ testing/ uninstall
> >
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# ls
> > ltt-control.ko ltt-facility-loader-statedump.ko
> > ltt-facility-loader-fs.ko ltt-facility-loader-timer.ko
> > ltt-facility-loader-fs_data.ko ltt-probe-arm.ko
> > ltt-facility-loader-ipc.ko ltt-probe-fs.ko
> > ltt-facility-loader-kernel.ko ltt-probe-ipc.ko
> > ltt-facility-loader-kernel_arch_arm.ko ltt-probe-kernel.ko
> > ltt-facility-loader-memory.ko ltt-probe-list.ko
> > ltt-facility-loader-network.ko ltt-probe-mm.ko
> > ltt-facility-loader-network_ip_interface.ko ltt-probe-net.ko
> > ltt-facility-loader-process.ko ltt-statedump.ko
> > ltt-facility-loader-socket.ko
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# insmod
> ltt-tracer.ko
> > .ko
> > insmod ltt-facility-loader-process.ko
> > insmod ltt-facility-loader-socket.ko
> > insmod ltt-facility-loader-statedump.ko
> > insmod ltt-facility-loader-timer.ko
> > insmod ltt-probe-arm.ko
> > insmod ltt-probe-fs.ko
> > insmod ltt-probe-ipc.ko
> > insmod ltt-proinsmod: can't read 'ltt-tracer.ko': No such file or
> directory
> > be-kernel.ko
> > insmod ltt-probe-list.ko
> > insmod ltt-probe-net.ko
> > insmod ltt-relay.ko
> > insmod ltt-statedump.koroot at 10.24.241.69:
> /home/saumya/lsp2.2/02/testing/lttng#
> > i
> > nsmod ltt-control.ko
> > ltt-control init
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# insmod
> > ltt-facility-load
> > er-fs.ko
> > LTT : ltt-facility-fs init in kernel
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# insmod
> > ltt-facility-load
> > er-fs_data.ko
> > LTT : ltt-facility-fs_data init in kernel
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# insmod
> > ltt-facility-load
> > er-ipc.ko
> > LTT : ltt-facility-ipc init in kernel
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# insmod
> > ltt-facility-load
> > er-kernel.ko
> > LTT : ltt-facility-kernel init in kernel
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# insmod
> > ltt-facility-load
> > er-kernel_arch_arm.ko
> > LTT : ltt-facility-kernel_arch init in kernel
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# insmod
> > ltt-facility-load
> > er-memory.ko
> > LTT : ltt-facility-memory init in kernel
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# insmod
> > ltt-facility-load
> > er-network.ko
> > LTT : ltt-facility-network init in kernel
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# insmod
> > ltt-facility-load
> > er-network_ip_interface.ko
> > LTT : ltt-facility-network_ip_interface init in kernel
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# insmod
> > ltt-facility-load
> > er-process.ko
> > LTT : ltt-facility-process init in kernel
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# insmod
> > ltt-facility-load
> > er-socket.ko
> > LTT : ltt-facility-socket init in kernel
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# insmod
> > ltt-facility-load
> > er-statedump.ko
> > LTT : ltt-facility-statedump init in kernel
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# insmod
> > ltt-facility-load
> > er-timer.ko
> > LTT : ltt-facility-timer init in kernel
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# insmod
> > ltt-probe-arm.ko
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# insmod
> > ltt-probe-fs.ko
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# insmod
> > ltt-probe-ipc.ko
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# insmod
> > ltt-probe-kernel.
> > ko
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# insmod
> > ltt-probe-list.ko
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# insmod
> > ltt-probe-list.ko
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# insmod
> > ltt-probe-net.ko
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# insmod
> ltt-relay.ko
> > insmod: can't read 'ltt-relay.ko': No such file or directory
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# insmod
> > ltt-statedump.ko
> > LTT : ltt-facility-statedump init
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# lsmod
> > Module Size Used by
> > ltt_statedump 10484 0
> > ltt_probe_net 7136 0
> > ltt_probe_list 2560 0
> > ltt_probe_kernel 19200 0
> > ltt_probe_ipc 3520 0
> > ltt_probe_fs 13088 0
> > ltt_probe_arm 5632 0
> > ltt_facility_loader_timer 2408 1 ltt_probe_kernel
> > ltt_facility_loader_statedump 2472 2 ltt_statedump,ltt_probe_list
> > ltt_facility_loader_socket 2440 1 ltt_probe_net
> > ltt_facility_loader_process 2440 1 ltt_probe_kernel
> > ltt_facility_loader_network_ip_interface 2664 1 ltt_probe_net
> > ltt_facility_loader_network 2440 1 ltt_probe_net
> > ltt_facility_loader_memory 2440 1 ltt_probe_arm
> > ltt_facility_loader_kernel_arch_arm 2504 1 ltt_probe_arm
> > ltt_facility_loader_kernel 2440 2 ltt_probe_kernel,ltt_probe_arm
> > ltt_facility_loader_ipc 2376 2 ltt_probe_ipc,ltt_probe_arm
> > ltt_facility_loader_fs_data 2440 1 ltt_probe_fs
> > ltt_facility_loader_fs 2376 1 ltt_probe_fs
> > ltt_control 2724 0
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# ls /usr/bin/ltt
> > ltt-load lttctl lttv lttv.real
> > ltt-unload lttd lttv-gui
>
> ltt-load seems to be a script packaged by your disto vendor to do all
> the insmods.
>
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# lttctl -n trace
> -d
> > -l /mnt/debugfs/ltt -t /tmp/trace
> > Linux Trace Toolkit Trace Controltt_control : trace trace
> > l 0.30-09112006
> >
> > Controlling trace : trace
> >
> > Linux Trace Toolkit Trace Daemon 0.30-09112006
> >
> > Reading from debugfs directory : /mnt/debugfs/ltt/trace
> > Writing to trace directory : /tmp/trace
> >
> > Creating supplementary trace files
> > Appending facility file timer.xml
> > Appending facility file kernel_arch_ppc.xml
> > Appending facility file kernel_arch_c2.xml
> > Appending facility file kernel_arch_x86_64.xml
> > Appending facility file network.xml
> > Appending facility file socket.xml
> > Appending facility file locking.xml
> > Appending facility file kernel_arch_mips.xml
> > Appending facility file fs_data.xml
> > Appending facility file network_ip_interface.xml
> > Appending facility file core.xml
> > Appending facility file memory.xml
> > Appendiltt_control : trace trace
> > ng facility file fs.xml
> > Appending facility file user_generic.xml
> > Appending facility file stack.xml
> > Appending facility file statedump.xml
> > Appending facility file kernel_arch_i386.xml
> > Appending facility file kernel_arch_arm.xml
> > Appending facility file ipc.xml
> > Appending facility file kernel_arch_powerpc.xml
> > Appending facility file kernel.xml
> > Appending facility file process.xml
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# lttctl -n trace
> -R
> > ltt_control : trace trace
> > Linux Trace Toolkit Trace Control 0.30-09112006
> >
> > Controlling trace : trace
> >
> > ltt_control : trace trace
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# lttv -m textDump
> -t
> > /tmp/trace -o logdump.txt
> >
> > ** ERROR **: cannot open file dump.txt
> > aborting...
> > /usr/bin/lttv: line 15: 921 Trace/breakpoint trap $0.real $*
>
> Hrm, is the -o directory on a read-only filesystem ?
>
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# lttv -m textDump
> -t
> > /tmp/trace -o /tmp/trace/dump.txt
> >
> > ** ERROR **: file ../../../lttv/lttv/state.c: line 2248 (process_fork):
> > assertion failed: (0)
> > aborting...
> > /usr/bin/lttv: line 15: 923 Trace/breakpoint trap $0.real $*
>
> Hrm, looks like you have either an unsynchronized clock source (very
> unlikely, given this seems to be a UP system) or non-matching
> kernel/lttv versions.
>
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng#
> >
> >
> >
> >
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng# dmesg
> > Linux version 2.6.18_pro500 (root at LSP2x-UCLIBC) (gcc version 4.2.0
> > (MontaVista 4
> > .2.0-16.0.38.0802273 2008-10-11)) #1 PREEMPT Wed Nov 12 11:39:24 IST 2008
> > CPU: ARM926EJ-S [41069265] revision 5 (ARMv5TEJ), cr=00053177
> > Machine: DaVinci DA8XX EVM
> > Memory policy: ECC disabled, Data cache writethrough
> > On node 0 totalpages: 32768
> > DMA zone: 32768 pages, LIFO batch:7
> > DaVinci DA0800 variant 0x0
> > CPU0: D VIVT write-back cache
> > CPU0: I cache: 16384 bytes, associativity 4, 32 byte lines, 128 sets
> > CPU0: D cache: 16384 bytes, associativity 4, 32 byte lines, 128 sets
> > Built 1 zonelists. Total pages: 32768
> > Kernel command line: console=ttyS2,115200n8 noinitrd root=/dev/nfs rw
> > nfsroot=10
> > .24.241.126:/opt/mvl_pro50/uclibc/target,nolock mem=128M
> > PID hash table entries: 1024 (order: 10, 4096 bytes)
> > Clock event device timer0_0 configured with caps set: 03
> > Console: colour dummy device 80x30
> > Dentry cache hash table entries: 16384 (order: 4, 65536 bytes)
> > Inode-cache hash table entries: 8192 (order: 3, 32768 bytes)
> > Memory: 128MB = 128MB total
> > Memory: 125568KB available (3449K code, 647K data, 152K init)
> > Calibrating delay loop... 149.50 BogoMIPS (lpj=747520)
> > Security Framework v1.0.0 initialized
> > Capability LSM initialized
> > Mount-cache hash table entries: 512
> > CPU: Testing write buffer coherency: ok
> > NET: Registered protocol family 16
> > DaVinci: 128 gpio irqs
> > Generic PHY: Registered new driver
> > SCSI subsystem initialized
> > usbcore: registered new driver usbfs
> > usbcore: registered new driver hub
> > NET: Registered protocol family 2
> > IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
> > TCP established hash table entries: 4096 (order: 2, 16384 bytes)
> > TCP bind hash table entries: 2048 (order: 1, 8192 bytes)
> > TCP: Hash tables configured (established 4096 bind 2048)
> > TCP reno registered
> > VFS: Disk quotas dquot_6.5.1
> > Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
> > squashfs: version 3.1 (2006/08/19) Phillip Lougher
> > NTFS driver 2.1.27 [Flags: R/W].
> > JFFS2 version 2.2. (NAND) (C) 2001-2006 Red Hat, Inc.
> > yaffs Nov 12 2008 11:35:58 Installing.
> > JFS: nTxBlock = 981, nTxLock = 7853
> > SGI XFS with no debug enabled
> > Initializing Cryptographic API
> > io scheduler noop registered
> > io scheduler anticipatory registered (default)
> > LTT : ltt-facilities init
> > LTT : ltt-facility-core init in kernel
> > LTT : ltt-relay init
> > DAVINCI-WDT: DaVinci Watchdog Timer: heartbeat 60 sec
> > Serial: 8250/16550 driver $Revision: 1.90 $ 3 ports, IRQ sharing disabled
> > serial8250.0: ttyS0 at MMIO map 0x1c42000 mem 0xfec42000 (irq = 25) is a
> > 16550A
> > serial8250.0: ttyS1 at MMIO map 0x1c20400 mem 0xfed0c000 (irq = 53) is a
> > 16550A
> > serial8250.0: ttyS2 at MMIO map 0x1d0d000 mem 0xfed0d000 (irq = 61) is a
> > 16550A
> > RAMDISK driver initialized: 1 RAM disks of 32768K size 1024 blocksize
> > netconsole: not configured, aborting
> > Davinci EMAC MII Bus: probed
> > MAC address is 00:0e:99:02:f0:30
> > TI DaVinci EMAC Linux version updated 4.0
> > i2c /dev entries driver
> > physmap platform flash device: 01000000 at 60000000
> > CFI: Found no physmap-flash.0 device at location zero
> > physmap-flash physmap-flash.0: map_probe failed
> > nand_davinci nand_davinci.0: Using 4-bit hardware ECC
> > No NAND device found!!!
> > nand_davinci nand_davinci.0: no nand device detected
> > Creating 3 MTD partitions on "Windbond spi nand flash":
> > 0x00000000-0x00020000 : "U-Boot"
> > 0x00020000-0x00024000 : "U-Boot Environment"
> > 0x00024000-0x00400000 : "Linux"
> > dm_spi.0: davinci SPI Controller driver at 0xfec41000 (irq = 20)
> use_dma=1
> > dm_spi.1: davinci SPI Controller driver at 0xfee12000 (irq = 56)
> use_dma=1
> > ohci_hcd: 2006 August 04 USB 1.1 'Open' Host Controller (OHCI) Driver
> > ohci ohci.0: DA8xx OHCI
> > ohci ohci.0: new USB bus registered, assigned bus number 1
> > ohci ohci.0: irq 59, io mem 0x01e25000
> > usb usb1: configuration #1 chosen from 1 choice
> > hub 1-0:1.0: USB hub found
> > hub 1-0:1.0: 2 ports detected
> > Initializing USB Mass Storage driver...
> > usbcore: registered new driver usb-storage
> > USB Mass Storage support registered.
> > usbcore: registered new driver libusual
> > musb_hdrc: version 6.0, cppi4.1-dma, host, debug=0
> > Waiting for PHY clock good...
> > musb_hdrc: ConfigData=0x06 (UTMI-8, dyn FIFOs, SoftConn)
> > musb_hdrc: MHDRC RTL version 1.800
> > musb_hdrc: setup fifo_mode 2
> > musb_hdrc: 8/9 max ep, 3392/4096 memory
> > musb_hdrc: hw_ep 0shared, max 64
> > musb_hdrc: hw_ep 1tx, max 512
> > musb_hdrc: hw_ep 1rx, max 512
> > musb_hdrc: hw_ep 2tx, max 512
> > musb_hdrc: hw_ep 2rx, max 512
> > musb_hdrc: hw_ep 3tx, max 512
> > musb_hdrc: hw_ep 3rx, max 512
> > musb_hdrc: hw_ep 4shared, max 256
> > musb_hdrc: USB Host mode controller at c8900000 using DMA, IRQ 58
> > musb_hdrc musb_hdrc: MUSB HDRC host driver
> > musb_hdrc musb_hdrc: new USB bus registered, assigned bus number 2
> > usb usb2: configuration #1 chosen from 1 choice
> > hub 2-0:1.0: USB hub found
> > hub 2-0:1.0: 1 port detected
> > mice: PS/2 mouse device common for all mice
> > rtc-da8xx rtc-da8xx.0: rtc intf: proc
> > rtc-da8xx rtc-da8xx.0: rtc intf: dev (254:0)
> > rtc-da8xx rtc-da8xx.0: rtc core: registered rtc-da8xx as rtc0
> > rtc-da8xx rtc-da8xx.0: TI DA8xx Real Time Clock driver.
> > IPv4 over IPv4 tunneling driver
> > TCP bic registered
> > NET: Registered protocol family 1
> > NET: Registered protocol family 17
> > rtc-da8xx rtc-da8xx.0: setting the system clock to 2000-01-05 00:00:46
> > (94703044
> > 6)
> > Time: timer0_1 clocksource has been installed.
> > Clock event device timer0_0 configured with caps set: 08
> > Switched to high resolution mode on CPU 0
> > usb 2-1: new high speed USB device using musb_hdrc and address 2
> > usb 2-1: configuration #1 chosen from 1 choice
> > scsi0 : SCSI emulation for USB Mass Storage devices
> > usb-storage: device found at 2
> > usb-storage: waiting for device to settle before scanning
> > Sending DHCP and RARP requests .., OK
> > IP-Config: Got DHCP answer from 0.0.0.0, my address is 10.24.241.69
> > IP-Config: Complete:
> > device=eth0, addr=10.24.241.69, mask=255.255.255.0, gw=10.24.241.1
> ,
> > host=10.24.241.69, domain=india.ext.ti.com, nis-domain=(none),
> > bootserver=0.0.0.0, rootserver=10.24.241.126, rootpath=
> > Looking up port of RPC 100003/2 on 10.24.241.126
> > Looking up port of RPC 100005/1 on 10.24.241.126
> > VFS: Mounted root (nfs filesystem).
> > Freeing init memory: 152K
> > Vendor: Generic Model: STORAGE DEVICE Rev: 9339
> > Type: Direct-Access ANSI SCSI revision: 00
> > SCSI device sda: 494080 512-byte hdwr sectors (253 MB)
> > sda: Write Protect is off
> > sda: Mode Sense: 03 00 00 00
> > sda: assuming drive cache: write through
> > SCSI device sda: 494080 512-byte hdwr sectors (253 MB)
> > sda: Write Protect is off
> > sda: Mode Sense: 03 00 00 00
> > sda: assuming drive cache: write through
> > sda: sda1
> > sd 0:0:0:0: Attached scsi removable disk sda
> > sd 0:0:0:0: Attached scsi generic sg0 type 0
> > usb-storage: device scan complete
> > ltt-control init
> > LTT : ltt-facility-fs init in kernel
> > LTT : ltt-facility-fs_data init in kernel
> > LTT : ltt-facility-ipc init in kernel
> > LTT : ltt-facility-kernel init in kernel
> > LTT : ltt-facility-kernel_arch init in kernel
> > LTT : ltt-facility-memory init in kernel
> > LTT : ltt-facility-network init in kernel
> > LTT : ltt-facility-network_ip_interface init in kernel
> > LTT : ltt-facility-process init in kernel
> > LTT : ltt-facility-socket init in kernel
> > LTT : ltt-facility-statedump init in kernel
> > LTT : ltt-facility-timer init in kernel
> > LTT : ltt-facility-statedump init
> > ltt-control ltt_control_input
> > ltt_control : trace trace
> > Creating trace trace
> > ltt-control ltt_control_input
> > ltt_control : trace trace
> > Start tracing trace
> > Dumping facility core
> > Dumping facility timer
> > Dumping facility socket
> > Dumping facility memory
> > Dumping facility fs
> > Dumping facility fs_data
> > Dumping facility network
> > Dumping facility ipc
> > Dumping facility kernel_arch
> > Dumping facility kernel
> > Dumping facility statedump
> > Dumping facility process
> > Dumping facility network_ip_interface
> > ltt_statedump_start
> > do_ltt_statedump
> > trace_statedump_statedump_end
> > ltt-control ltt_control_input
> > ltt_control : trace trace
> > Stop tracing trace
> > ltt-control ltt_control_input
> > ltt_control : trace trace
> > Destroying trace trace
> > root at 10.24.241.69:/home/saumya/lsp2.2/02/testing/lttng#
> >
> > How do I use LTTV in gui mode from host now? when I run lttv-gui, I get a
> > GUI.
> > Then I clicked on "insert tracing control module", gave root password and
> > clicked on start:
> >
>
>
> Just :
>
> scp -r /tmp/trace to your host
> run
> lttv-gui /path_to_trace
>
> That's it.
>
> The gui trace control part won't work. It only works if the target and
> the host are the same machine.
>
> Also double-check that the LTTV version you have is compatible with your
> target kernel.
>
> Mathieu
>
> > I got following errors:
> >
> > An error occured in the su command : Unknown e rror 126
> > bash: syntax error near unexpected token `lttv.real:10882'
> >
> > (lttv.real:16361): GLib-GObject-WARNING **: g_object_set_valist: object
> > class
> > `G tkButton' has no property named `image'
> >
> > (lttv.real:16361): GLib-GObject-WARNING **: g_object_set_valist: object
> > class
> > `G tkButton' has no property named `image'
> >
> > (lttv.real:16361): GLib-GObject-WARNING **: g_object_set_valist: object
> > class
> > `G tkButton' has no property named `image'
> >
> > (lttv.real:16361): GLib-GObject-WARNING **: g_object_set_valist: object
> > class
> > `G tkButton' has no property named `image'
> >
> > (lttv.real:16361): GLib-GObject-WARNING **: g_object_set_valist: object
> > class
> > `G tkButton' has no property named `image'
> >
> > (lttv.real:16361): GLib-GObject-WARNING **: g_object_set_valist: object
> > class
> > `G tkButton' has no property named `image'
> >
> > (lttv.real:16361): GLib-GObject-WARNING **: g_object_set_valist: object
> > class
> > `G tkButton' has no property named `image'
> >
> > (lttv.real:16361): GLib-GObject-WARNING **: g_object_set_valist: object
> > class
> > `G tkButton' has no property named `image'
> > Executing (as root) : exec /usr/local/bin/lttctl -l /mnt/debugfs/ltt -t
> > /tmp/trace1 -n trace -m flight -d -N 1
> > Linux Trace Toolkit Trace Control 0.30-09112006
> >
> > Controlling trace : trace
> >
> > Create Trace Error: Failed to send netlink message: Connection refused
> > wipro123
> >
> > ** (lttv.real:16361): WARNING **: An error occured in the su command :
> > Operation not permitted
> > What am I doing wrong here? I am not sure how to use LTTV from host.
> > Also if I am doing some IO to MMC card through USB interface on my board,
> > and I have started the trace then where will the trace data be captured?
> >
> > --Saumya
> >
> > On 11/12/08, saumya agarwal <cmks2002 at gmail.com> wrote:
> > > Thanks a lot. I shall give it a try now.
> > >
> > > --Saumya
> > >
> > > On 11/12/08, Pierre-Marc Fournier <pierre-marc.fournier at polymtl.ca>
> wrote:
> > > > saumya agarwal wrote:
> > > > > Following exes are present in /usr/bin
> > > > > ltrace
> > > > > ltt-unload
> > > > > lttd
> > > > > lttv-gui
> > > > > ltt-load
> > > > > lttctl
> > > > > lttv
> > > > > lttv.real
> > > > >
> > > > > Does that means I don't have to install LTTng patches, or get LLT
> > > > > control tools on target?
> > > > > Only thing I need is to install LTTV on host?
> > > >
> > > > Exactly.
> > > >
> > > > >
> > > > > --Saumya
> > > > >
> > > > > On 11/12/08, Mathieu Desnoyers <compudj at krystal.dyndns.org> wrote:
> > > > >> If you already have a kernel with the LTTng patches applied, it
> > probably
> > > > >> comes from your distro. You should have a look at your
> > distro-specific
> > > > >> documentation to see if they provide some info about the specific
> > LTTng
> > > > >> version they use. But yes, all the pointers Pierre-Marc told you
> > about
> > > > >> should help you getting started.
> > > > >>
> > > > >> Mathieu
> > > > >>
> > > > >> * saumya agarwal (cmks2002 at gmail.com) wrote:
> > > > >>> Thanks Marc, this info should get me started.
> > > > >>>
> > > > >>> My host linux machine has a different kernel version (2.6.9), so
> do
> > I
> > > > >>> need LTTV compatible with host or target?
> > > > >>> In DA8xx kernel sources, I see a folder named LTT which has some
> > > > >>> source files like ltt-control.c, ltt-core.c etc, so does that
> mean
> > > > >>> that LTT control tools are already available in the kernel?
> > > > >>>
> > > > >>> --Saumya
> > > > >>>
> > > > >>>
> > > > >>> On 11/12/08, Pierre-Marc Fournier <
> pierre-marc.fournier at polymtl.ca>
> > wrote:
> > > > >>>> Hello Saumya,
> > > > >>>>
> > > > >>>> saumya agarwal wrote:
> > > > >>>>> I am using a DA8xx Primus EVM and I want to use LTTng to trace
> the
> > > > >>>>> system. The kernel supports LTTng.
> > > > >>>>> This is the first time I'll am working on it.
> > > > >>>>>
> > > > >>>>> I downloaded TraceToolkit-0.9.5 and untared it.
> > > > >>>>> The patched I am getting are:
> > > > >>>>> patch-ltt-linux-2.4.16-rthal5f-020415-1.14
> > > > >>>>> patch-ltt-linux-2.4.16-s390-020422-1.14
> > > > >>>>> patch-ltt-linux-2.4.16-vanilla-020415-1.14
> > > > >>>>> patch-ltt-linux-2.5.7-vanilla-020415-1.14
> > > > >>>>> patch-ltt-rtai-24.1.8-020317-1.14
> > > > >>>>>
> > > > >>>> Hmm, I don't know where you got this patch, but it is several
> years
> > old.
> > > > >>>> Please see the site http://ltt.polymtl.ca
> > > > >>>> Have a look at the Compatibility list ("LTTng+LTTV versions
> > > > >>>> compatibility" link) to see what you need for a 2.6.18 kernel.
> You
> > > > >>>> probably need LTTng 0.6.41, ltt-control 0.30 and LTTV (the
> viewer)
> > > > >>>> 0.8.72. You will also find the quickstart guide there which
> will
> > help
> > > > >>>> get you started.
> > > > >>>>
> > > > >>>> Note that since 2.6.18 is an old kernel. A lot of things changed
> > since
> > > > >>>> that time and the quickstart guide that is on the site now will
> not
> > be
> > > > >>>> in sync with this old version. I would recommend fetching the
> old
> > guide
> > > > >>>> from the svn repository.
> > > > >>>>
> > > > >>>>> But the linux kernel version for DA8xx is 2.6.18.
> > > > >>>>> So can I use any of these patches?
> > > > >>>> No, you need a much newer version of LTTng that was designed for
> > 2.6.18.
> > > > >>>>
> > > > >>>>> One more doubt I had was, that we use this tool from host or on
> > > > >>>>> target? Do I need a linux host machine, apply patches to its
> > kernel,
> > > > >>>>> and reboot it and then start using it OR I need to apply
> patches
> > to my
> > > > >>>>> DA8xx kernel and then start tracing on target itself?
> > > > >>>> You install the patches on the target kernel. You also need the
> > > > >>>> ltt-control tools on the target to control the tracing. You need
> to
> > have
> > > > >>>> enough disk space on the target to record the trace. Work on
> > streaming
> > > > >>>> is under way. Once you have the trace, you transfer it to the
> host
> > and
> > > > >>>> inspect it with LTTV.
> > > > >>>>
> > > > >>>>> I am kind of confused about its usage.
> > > > >>>>> Could any one help me out with the exact procedure for using
> LTTng
> > and
> > > > >>>>> patches version (website) from where I can get required
> packages?
> > > > >>>> Look at ltt.polymtl.ca and the quickstart guide.
> > > > >>>>
> > > > >>>> pmf
> > > > >>>>
> > > > >>> _______________________________________________
> > > > >>> ltt-dev mailing list
> > > > >>> ltt-dev at lists.casi.polymtl.ca
> > > > >>> http://lists.casi.polymtl.ca/cgi-bin/mailman/listinfo/ltt-dev
> > > > >>>
> > > > >> --
> > > > >> Mathieu Desnoyers
> > > > >> OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE
> > 3BAE 9A68
> > > > >>
> > > >
> > > >
> > >
>
> --
> Mathieu Desnoyers
> OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68
>
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