zImage starting: loaded at 0x00400000 (sp: 0x008b1eb0) Allocating 0x427ed0 bytes for kernel ... gunzipping (0x00000000 <- 0x0040d000:0x005e2212)...done 0x3ea04c bytes Attached initrd image at 0x005e3000-0x008b06d0 initrd head: 0x1f8b0808 Linux/PowerPC load: console=ttyUL0 ip=192.168.0.100 root=/dev/ram ramdisk_size=8 Finalizing device tree... flat tree at 0x8be300 Using Xilinx Virtex machine description Only using first contiguous memory region Linux version 2.6.35+ (kadionik@linux01) (gcc version 4.2.2) #9 PREEMPT Sun Mar1 Found initrd at 0xc05e3000:0xc08b06d0 Zone PFN ranges: DMA 0x00000000 -> 0x00004000 Normal empty Movable zone start PFN for each node early_node_map[1] active PFN ranges 0: 0x00000000 -> 0x00004000 MMU: Allocated 1088 bytes of context maps for 255 contexts Built 1 zonelists in Zone order, mobility grouping on. Total pages: 16256 Kernel command line: console=ttyUL0 ip=192.168.0.100 root=/dev/ram ramdisk_size8 PID hash table entries: 256 (order: -2, 1024 bytes) Dentry cache hash table entries: 8192 (order: 3, 32768 bytes) Inode-cache hash table entries: 4096 (order: 2, 16384 bytes) Memory: 57800k/65536k available (3824k kernel code, 7736k reserved, 188k data, ) Kernel virtual memory layout: * 0xfffdf000..0xfffff000 : fixmap * 0xfde00000..0xfe000000 : consistent mem * 0xfde00000..0xfde00000 : early ioremap * 0xc5000000..0xfde00000 : vmalloc & ioremap Hierarchical RCU implementation. RCU-based detection of stalled CPUs is disabled. Verbose stalled-CPUs detection is disabled. NR_IRQS:512 clocksource: timebase mult[d55555] shift[22] registered I-pipe 2.12-01: pipeline enabled. Console: colour dummy device 80x25 pid_max: default: 32768 minimum: 301 Mount-cache hash table entries: 512 NET: Registered protocol family 16 PCI: Probing PCI hardware bio: create slab at 0 vgaarb: loaded Switching to clocksource timebase NET: Registered protocol family 2 IP route cache hash table entries: 1024 (order: 0, 4096 bytes) TCP established hash table entries: 2048 (order: 2, 16384 bytes) TCP bind hash table entries: 2048 (order: 1, 8192 bytes) TCP: Hash tables configured (established 2048 bind 2048) TCP reno registered UDP hash table entries: 256 (order: 0, 4096 bytes) UDP-Lite hash table entries: 256 (order: 0, 4096 bytes) NET: Registered protocol family 1 RPC: Registered udp transport module. RPC: Registered tcp transport module. RPC: Registered tcp NFSv4.1 backchannel transport module. Trying to unpack rootfs image as initramfs... rootfs image is not initramfs (no cpio magic); looks like an initrd Freeing initrd memory: 2869k freed I-pipe: Domain Xenomai registered. Xenomai: hal/powerpc started. Xenomai: scheduling class idle registered. Xenomai: scheduling class rt registered. Xenomai: real-time nucleus v2.5.6 (Wormhole Wizards) loaded. Xenomai: starting native API services. Xenomai: starting POSIX services. Xenomai: starting RTDM services. Installing knfsd (copyright (C) 1996 okir@monad.swb.de). ROMFS MTD (C) 2007 Red Hat, Inc. msgmni has been set to 118 io scheduler noop registered io scheduler deadline registered io scheduler cfq registered (default) Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled 84000000.serial: ttyUL0 at MMIO 0x84000000 (irq = 16) is a uartlite console [ttyUL0] enabled brd: module loaded loop: module loaded xilinx_emaclite 81000000.ethernet: Device Tree Probing xilinx_emaclite 81000000.ethernet: error registering MDIO bus xilinx_emaclite 81000000.ethernet: MAC address is now 00:0a:35:ae:02:00 xilinx_emaclite 81000000.ethernet: Xilinx EmacLite at 0x81000000 mapped to 0xC57 mice: PS/2 mouse device common for all mice i2c /dev entries driver TCP cubic registered NET: Registered protocol family 17 IP-Config: Guessing netmask 255.255.255.0 IP-Config: Complete: device=eth0, addr=192.168.0.100, mask=255.255.255.0, gw=255.255.255.255, host=192.168.0.100, domain=, nis-domain=(none), bootserver=255.255.255.255, rootserver=255.255.255.25RAMDISK: gzip image f0 VFS: Mounted root (ext2 filesystem) readonly on device 1:0. Freeing unused kernel memory: 168k init init started: BusyBox v1.7.1 (2008-04-01 18:14:12 MEST) starting pid 829, tty '': '/etc/rc.sh' /etc/rc.sh: line 5: cannot create /etc/mtab: Read-only file system Please press Enter to activate this console. starting pid 838, tty '': '/bin/sh' /bin/sh: can't access tty; job control turned off ~ # sh --login sh: can't access tty; job control turned off ~ # cat /proc/cpuinfo processor : 0 cpu : Virtex-4 FX clock : 300.000000MHz revision : 20.112 (pvr 2001 1470) bogomips : 600.00 timebase : 300000000 platform : Xilinx Virtex model : testing Memory : 64 MB ~ # cat /proc/interrupts CPU0 16: 134 Xilinx Edge INTC Edge uartlite 17: 0 Xilinx Edge INTC Edge eth0 LOC: 5865 Local timer interrupts SPU: 0 Spurious interrupts CNT: 0 Performance monitoring interrupts MCE: 0 Machine check exceptions ~ # latency -t2 -p 1000 == Sampling period: 1000 us == Test mode: in-kernel timer handler == All results in microseconds warming up... RTT| 00:00:01 (in-kernel timer handler, 1000 us period, priority 99) RTH|----lat min|----lat avg|----lat max|-overrun|---msw|---lat best|--lat worst RTD| -1.374| 0.048| 10.597| 0| 0| -1.374| 10.597 RTD| -1.374| 0.283| 15.440| 0| 0| -1.374| 15.440 RTD| -1.374| 0.142| 17.836| 0| 0| -1.374| 17.836 RTD| -1.375| 0.134| 23.586| 0| 0| -1.375| 23.586 RTD| -1.375| 0.147| 12.958| 0| 0| -1.375| 23.586 RTD| -1.376| 0.127| 9.805| 0| 0| -1.376| 23.586 RTD| -1.376| 0.148| 10.668| 0| 0| -1.376| 23.586 RTD| -1.376| 0.141| 11.964| 0| 0| -1.376| 23.586 RTD| -1.377| 0.130| 11.234| 0| 0| -1.377| 23.586 RTD| -1.377| 0.132| 9.227| 0| 0| -1.377| 23.586 RTD| -1.377| 0.129| 10.386| 0| 0| -1.377| 23.586 RTD| -1.368| 0.142| 8.166| 0| 0| -1.377| 23.586 RTD| -1.368| 0.139| 11.132| 0| 0| -1.377| 23.586 RTD| -1.369| 0.125| 8.605| 0| 0| -1.377| 23.586 RTD| -1.369| 0.145| 9.795| 0| 0| -1.377| 23.586 RTD| -1.369| 0.114| 11.694| 0| 0| -1.377| 23.586 RTD| -1.370| 0.154| 11.734| 0| 0| -1.377| 23.586 RTD| -1.370| 0.132| 11.694| 0| 0| -1.377| 23.586 RTD| -1.370| 0.125| 11.253| 0| 0| -1.377| 23.586 RTD| -1.371| 0.126| 11.683| 0| 0| -1.377| 23.586 RTD| -1.371| 0.138| 12.103| 0| 0| -1.377| 23.586 RTT| 00:00:22 (in-kernel timer handler, 1000 us period, priority 99) RTH|----lat min|----lat avg|----lat max|-overrun|---msw|---lat best|--lat worst RTD| -1.372| 0.126| 11.742| 0| 0| -1.377| 23.586 RTD| -1.372| 0.253| 12.852| 0| 0| -1.377| 23.586 RTD| -1.372| 0.116| 11.821| 0| 0| -1.377| 23.586