Pls check your BIOS to see whether it's VT-d capable, and enable it
first if you want to use it. Seems your configures are correct, pls
check your BIOS.
Randy (Weidong)
Jambunathan K wrote:
> (Resubmitting my original post with 'xm dmesg' output)
>
> I am working on S5000VSA Intel Server Board with the following cpu
> spec.
>
> XEN-PEER-RHEL5 $ cat /proc/cpuinfo
> processor : 0
> vendor_id : GenuineIntel
> cpu family : 6
> model : 15
> model name : Intel(R) Xeon(R) CPU E5345 @ 2.33GHz
> stepping : 7
> cpu MHz : 2327.512
> cache size : 4096 KB
> physical id : 0
> siblings : 1
> core id : 0
> cpu cores : 1
> fpu : yes
> fpu_exception : yes
> cpuid level : 10
> wp : yes
> flags : fpu de tsc msr pae mce cx8 apic sep mtrr mca cmov
> pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm syscall nx lm
> constant_tsc up pni monitor ds_cpl vmx est tm2 cx16 xtpr lahf_lm
> bogomips : 4661.90
> clflush size : 64
> cache_alignment : 64
> address sizes : 36 bits physical, 48 bits virtual
> power management:
>
> Is my box vt-d capable? If the answer is yes proceed ahead to the
> details. If
> the answer is no, how can a novice user like me identify whether or
> not his box
> is vt-d capable.
>
> I am attaching below snapshots of dump that I think are relevant. You
> could see
> the following:
> a) XEN specific dom0 kernel config.
> b) menu.lst entry
> c) Guest VM (which is a Sles10 HVM) config file.
> d) dmesg | grep pciback which says that hidden device indeed
exists.
> e) output of 'xm dmesg'
>
> When I start the HVM I get the following error:
>
> XEN-PEER-RHEL5 $ xm create sles10disk.cfg
> Using config file "./sles10disk.cfg".
> Error: Fail to assign device(4:0.0): maybe VT-d is not enabled, or
> the device is not exist, or it has already been assigned to other
> domain
>
>
> The following thing surprises me:
>
> a) If my device - (4:0.0) is indeed hidden in Dom0 but *not
> assigned* to the
> HVM, realtek card shows up at (4:0.0) in HVM's lspci as below. Note
> that my dom0 kernel config has CONFIG_XEN_PCIDEV_BACKEND_PASS=y which
> I believe is *non-default*.
>
> 00:00.0 Host bridge: Intel Corporation 440FX - 82441FX PMC [Natoma]
> (rev 02) 00:01.0 ISA bridge: Intel Corporation 82371SB PIIX3 ISA
> [Natoma/Triton II] 00:01.1 IDE interface: Intel Corporation 82371SB
> PIIX3 IDE [Natoma/Triton II] 00:01.2 Bridge: Intel Corporation
> 82371AB/EB/MB PIIX4 ACPI (rev 01) 00:02.0 VGA compatible controller:
> Cirrus Logic GD 5446 00:03.0 Class ff80: Unknown device 5853:0001
> (rev 01) 00:04.0 Ethernet controller: Realtek Semiconductor Co., Ltd.
> RTL-8139/8139C/8139C+ (rev 20)
>
>
>
>
>
>
>
> XEN-PEER-RHEL5 $ cat /boot/xen320-unstable/config-2.6.18.8-xen-1127 |
> grep XEN CONFIG_X86_64_XEN=y
> CONFIG_X86_XEN_GENAPIC=y
> CONFIG_XEN_PCIDEV_FRONTEND=y
> # CONFIG_XEN_PCIDEV_FE_DEBUG is not set
> CONFIG_TCG_XEN=m
> CONFIG_XEN=y
> CONFIG_XEN_INTERFACE_VERSION=0x00030207
> # XEN
> CONFIG_XEN_PRIVILEGED_GUEST=y
> # CONFIG_XEN_UNPRIVILEGED_GUEST is not set
> CONFIG_XEN_PRIVCMD=y
> CONFIG_XEN_XENBUS_DEV=y
> CONFIG_XEN_BACKEND=y
> CONFIG_XEN_BLKDEV_BACKEND=y
> CONFIG_XEN_BLKDEV_TAP=y
> CONFIG_XEN_NETDEV_BACKEND=y
> # CONFIG_XEN_NETDEV_PIPELINED_TRANSMITTER is not set
> CONFIG_XEN_NETDEV_LOOPBACK=y
> CONFIG_XEN_PCIDEV_BACKEND=y
> # CONFIG_XEN_PCIDEV_BACKEND_VPCI is not set
> CONFIG_XEN_PCIDEV_BACKEND_PASS=y
> # CONFIG_XEN_PCIDEV_BACKEND_SLOT is not set
> # CONFIG_XEN_PCIDEV_BACKEND_CONTROLLER is not set
> # CONFIG_XEN_PCIDEV_BE_DEBUG is not set
> CONFIG_XEN_TPMDEV_BACKEND=y
> CONFIG_XEN_BLKDEV_FRONTEND=y
> CONFIG_XEN_NETDEV_FRONTEND=y
> CONFIG_XEN_FRAMEBUFFER=y
> CONFIG_XEN_KEYBOARD=y
> CONFIG_XEN_SCRUB_PAGES=y
> CONFIG_XEN_DISABLE_SERIAL=y
> CONFIG_XEN_SYSFS=y
> CONFIG_XEN_COMPAT_030002_AND_LATER=y
> # CONFIG_XEN_COMPAT_030004_AND_LATER is not set
> # CONFIG_XEN_COMPAT_030100_AND_LATER is not set
> # CONFIG_XEN_COMPAT_LATEST_ONLY is not set
> CONFIG_XEN_COMPAT=0x030002
> CONFIG_XEN_SMPBOOT=y
> CONFIG_XEN_BALLOON=y
> CONFIG_XEN_DEVMEM=y
>
> XEN-PEER-RHEL5 $ cat /boot/grub/menu.lst
> # grub.conf generated by anaconda
> #
> # Note that you do not have to rerun grub after making changes to
> this file # NOTICE: You have a /boot partition. This means that
> # all kernel and initrd paths are relative to /boot/, eg.
> # root (hd0,0)
> # kernel /vmlinuz-version ro root=/dev/VolGroup00/LogVol01
> # initrd /initrd-version.img
> #boot=/dev/sda
>
> default=3
> timeout=10
>
> #0
> title Red Hat Enterprise Linux Server (2.6.18-8.el5-smp)
> root (hd0,0)
> kernel /vmlinuz-2.6.18-8.el5 ro root=/dev/VolGroup00/LogVol01
> crashkernel=128M@16M
> initrd /initrd-2.6.18-8.el5.img
>
> #1
> title Red Hat Enterprise Linux Server (2.6.18-8.el5-up)
> root (hd0,0)
> kernel /vmlinuz-2.6.18-8.el5 ro root=/dev/VolGroup00/LogVol01
> crashkernel=128M@16M maxcpus=1
> initrd /initrd-2.6.18-8.el5.img
>
> #2
> title RHEL5-XEN311-RC2
> root (hd0,0)
> kernel /xen311/xen-3.1.1-rc2.gz dom0_mem=1300M
> loopback.nloopbacks=16 module /xen311/vmlinuz-2.6.18-xen-311
> root=/dev/VolGroup00/LogVol01 ro
> showopts console=tty0
> module /xen311/initrd-2.6.18-xen-311.img
>
>
> #3
> title RHEL5-XEN320-UNSTABLE
> root (hd0,0)
> kernel /xen320-unstable/xen-3.2-unstable.gz dom0_mem=1300M
> loopback.nloopbacks=16 vtd=1
> module /xen320-unstable/vmlinuz-2.6.18.8-xen-1127
> root=/dev/VolGroup00/LogVol01 ro showopts console=tty0
> pciback.hide=(04:00.0) pciback.verbose_request=1 apic=debug maxcpus=1
> module /xen320-unstable/initrd-2.6.18.8-xen-1127.img
>
> XEN-PEER-RHEL5 $ cat /mnt/archive/xendisks/Sles10/sles10disk.cfg
> # -*- mode: python; -*-
>
#=======================================================================
=====
> # Python configuration setup for 'xm create'.
> # This script sets the parameters used when a domain is created using
> 'xm create'. # You use a separate script for each domain you want to
> create, or # you can set the parameters for the domain on the xm
> command line.
>
#=======================================================================
=====
>
> import os, re
> arch = os.uname()[4]
> if re.search('64', arch):
> arch_libdir = 'lib64'
> else:
> arch_libdir = 'lib'
>
>
#-----------------------------------------------------------------------
-----
> # Kernel image file.
> kernel = "/usr/lib/xen/boot/hvmloader"
>
> # The domain build function. HVM domain uses 'hvm'.
> builder='hvm'
>
> # Initial memory allocation (in megabytes) for the new domain.
> #
> # WARNING: Creating a domain with insufficient memory may cause out of
> # memory errors. The domain needs enough memory to boot
> kernel # and modules. Allocating less than 32MBs is not
> recommended.
> memory = 1200
>
> # Shadow pagetable memory for the domain, in MB.
> # Should be at least 2KB per MB of domain memory, plus a few MB per
> vcpu. # shadow_memory = 8
>
> # A name for your domain. All domains must have different names.
> name = "HvmSles10"
>
> # 128-bit UUID for the domain. The default behavior is to generate a
> new UUID # on each call to 'xm create'.
> #uuid = "06ed00fe-1162-4fc4-b5d8-11993ee4a8b9"
>
>
#-----------------------------------------------------------------------
------
> # The number of cpus guest platform has, default=1
> #vcpus=1
>
> # Enable/disable HVM guest PAE, default=1 (enabled)
> #pae=1
>
> # Enable/disable HVM guest ACPI, default=1 (enabled)
> #acpi=1
>
> # Enable/disable HVM APIC mode, default=1 (enabled)
> # Note that this option is ignored if vcpus > 1
> #apic=1
>
> # List of which CPUS this domain is allowed to use, default Xen picks
> #cpus = "" # leave to Xen to pick
> #cpus = "0" # all vcpus run on CPU0
> #cpus = "0-3,5,^1" # run on cpus 0,2,3,5
>
> # Optionally define mac and/or bridge for the network interfaces.
> # Random MACs are assigned if not given.
> #vif = [ 'type=ioemu, mac=00:16:3e:00:00:11, bridge=xenbr0,
> model=ne2k_pci' ] # type=ioemu specify the NIC is an ioemu device not
> netfront
> vif = [ 'type=ioemu, mac=00:16:3e:65:63:5d, bridge=xenbr0' ]
>
>
#-----------------------------------------------------------------------
-----
> # Define the disk devices you want the domain to have access to, and
> # what you want them accessible as.
> # Each disk entry is of the form phy:UNAME,DEV,MODE
> # where UNAME is the device, DEV is the device name the domain will
> see, # and MODE is r for read-only, w for read-write.
>
> #disk = [ 'phy:hda1,hda1,r' ]
> #disk = [ 'file:/mnt/guest02/sles10disk.img,ioemu:hda,w',
> 'file:/mnt/guest02/SLES-10-AMD64-EM64T-DVD1.iso,hdc:cdrom,r' ]
> disk = [
> 'file:/mnt/archive/xendisks/Sles10/sles10disk.img,ioemu:hda,w' ]
>
>
#-----------------------------------------------------------------------
-----
> # Configure the behaviour when a domain exits. There are three
> 'reasons' # for a domain to stop: poweroff, reboot, and crash. For
> each of these you # may specify:
> #
> # "destroy", meaning that the domain is cleaned up as normal;
> # "restart", meaning that a new domain is started in place
> of the old # one;
> # "preserve", meaning that no clean-up is done until the
> domain is # manually destroyed (using xm destroy,
> for example); or # "rename-restart", meaning that the old domain is
> not cleaned up, but is # renamed and a new domain
> started in its place. #
> # The default is
> #
> # on_poweroff = 'destroy'
> # on_reboot = 'restart'
> # on_crash = 'restart'
> #
> # For backwards compatibility we also support the deprecated option
> restart #
> # restart = 'onreboot' means on_poweroff = 'destroy'
> # on_reboot = 'restart'
> # on_crash = 'destroy'
> #
> # restart = 'always' means on_poweroff = 'restart'
> # on_reboot = 'restart'
> # on_crash = 'restart'
> #
> # restart = 'never' means on_poweroff = 'destroy'
> # on_reboot = 'destroy'
> # on_crash = 'destroy'
>
> on_poweroff = 'destroy'
> on_reboot = 'restart'
> on_crash = 'restart'
>
>
#=======================================================================
=====
>
> # New stuff
> device_model = '/usr/' + arch_libdir + '/xen/bin/qemu-dm'
>
>
#-----------------------------------------------------------------------
------
> # boot on floppy (a), hard disk (c), Network (n) or CD-ROM (d)
> # default: hard disk, cd-rom, floppy
> boot="cda"
>
>
#-----------------------------------------------------------------------
------
> # write to temporary files instead of disk image files
> #snapshot=1
>
>
#-----------------------------------------------------------------------
-----
> # enable SDL library for graphics, default = 0
> sdl=0
>
>
#-----------------------------------------------------------------------
-----
> # enable VNC library for graphics, default = 1
> vnc=1
>
>
#-----------------------------------------------------------------------
-----
> # address that should be listened on for the VNC server if vnc is set.
> # default is to use 'vnc-listen' setting from /etc/xen/xend-config.sxp
> #vnclisten="127.0.0.1"
>
>
#-----------------------------------------------------------------------
-----
> # set VNC display number, default = domid
> #vncdisplay=1
>
>
#-----------------------------------------------------------------------
-----
> # try to find an unused port for the VNC server, default = 1
> #vncunused=1
>
>
#-----------------------------------------------------------------------
-----
> # enable spawning vncviewer for domain's console
> # (only valid when vnc=1), default = 0
> vncconsole=1
>
>
#-----------------------------------------------------------------------
-----
> # set password for domain's VNC console
> # default is depents on vncpasswd in xend-config.sxp
> vncpasswd=''
>
>
#-----------------------------------------------------------------------
-----
> # no graphics, use serial port
> #nographic=0
>
>
#-----------------------------------------------------------------------
-----
> # enable stdvga, default = 0 (use cirrus logic device model)
> stdvga=0
>
>
#-----------------------------------------------------------------------
------
> # serial port re-direct to pty deivce, /dev/pts/n
> # then xm console or minicom can connect
> serial='pty'
>
>
>
#-----------------------------------------------------------------------
------
> # Qemu Monitor, default is disable
> # Use ctrl-alt-2 to connect
> #monitor=1
>
>
>
#-----------------------------------------------------------------------
------
> # enable sound card support, [sb16|es1370|all|..,..], default none
> #soundhw='sb16'
>
>
>
#-----------------------------------------------------------------------
------
> # set the real time clock to local time [default=0 i.e. set to utc]
> #localtime=1
>
>
>
#-----------------------------------------------------------------------
------
> # set the real time clock offset in seconds [default=0 i.e. same
> as dom0] #rtc_timeoffset=3600
>
>
#-----------------------------------------------------------------------
------
> # start in full screen
> #full-screen=1
>
>
>
#-----------------------------------------------------------------------
------
> # Enable USB support (specific devices specified at runtime through
> the # monitor window)
> #usb=1
>
> # Enable USB mouse support (only enable one of the following,
> `mouse' for # PS/2 protocol relative
> mouse, `tablet' for # absolute mouse)
> #usbdevice='mouse'
> #usbdevice='tablet'
>
>
#-----------------------------------------------------------------------
------
> # Set keyboard layout, default is en-us keyboard.
> #keymap='ja'
>
> pci = [ '04:00.0' ]
> XEN-PEER-RHEL5 $
>
> XEN-PEER-RHEL5 $ dmesg | grep pciback
> Bootdata ok (command line is root=/dev/VolGroup00/LogVol01 ro
> showopts console=tty0 pciback.hide=(04:00.0)
> pciback.verbose_request=1 apic=debug maxcpus=1) Kernel command line:
> root=/dev/VolGroup00/LogVol01 ro showopts console=tty0
> pciback.hide=(04:00.0) pciback.verbose_request=1 apic=debug maxcpus=1
> pciback 0000:04:00.0: seizing device
>
> XEN-PEER-RHEL5 $ xm dmesg | grep VMX
> (XEN) HVM: VMX enabled
> XEN-PEER-RHEL5 $ xm dmesg
> __ __ _____ ____ _ _ _
> \ \/ /___ _ __ |___ / |___ \ _ _ _ __ ___| |_ __ _| |__ | |
> ___ \ // _ \ '_ \ |_ \ __) |__| | | | '_ \/ __| __/ _` | '_
> \| |/ _ \ / \ __/ | | | ___) | / __/|__| |_| | | | \__ \ || (_|
> | |_) | | __/ /_/\_\___|_| |_| |____(_)_____| \__,_|_|
> |_|___/\__\__,_|_.__/|_|\___|
>
> (XEN) Xen version 3.2-unstable (root@) (gcc version 4.1.1 20070105
> (Red Hat
> 4.1.1-52)) Thu Nov 29 12:16:30 IST 2007
> (XEN) Latest ChangeSet: Sun Nov 25 12:43:13 2007 +0000
> 16461:d40788f07a4f (XEN) Command line: dom0_mem=1300M
> loopback.nloopbacks=16 vtd=1 (XEN) Video information:
> (XEN) VGA is text mode 80x25, font 8x16
> (XEN) VBE/DDC methods: none; EDID transfer time: 2 seconds
> (XEN) EDID info not retrieved because no DDC retrieval method
> detected (XEN) Disc information:
> (XEN) Found 1 MBR signatures
> (XEN) Found 1 EDD information structures
> (XEN) Xen-e820 RAM map:
> (XEN) 0000000000000000 - 000000000009fc00 (usable)
> (XEN) 000000000009fc00 - 0000000000100000 (reserved)
> (XEN) 0000000000100000 - 000000009e48c000 (usable)
> (XEN) 000000009e48c000 - 000000009e545000 (ACPI NVS)
> (XEN) 000000009e545000 - 000000009fa42000 (usable)
> (XEN) 000000009fa42000 - 000000009fa9a000 (reserved)
> (XEN) 000000009fa9a000 - 000000009fab0000 (usable)
> (XEN) 000000009fab0000 - 000000009fb1a000 (ACPI NVS)
> (XEN) 000000009fb1a000 - 000000009fb2b000 (usable)
> (XEN) 000000009fb2b000 - 000000009fb3a000 (ACPI data)
> (XEN) 000000009fb3a000 - 000000009fc00000 (usable)
> (XEN) 000000009fc00000 - 00000000b0000000 (reserved)
> (XEN) 00000000ffc00000 - 00000000ffc0c000 (reserved)
> (XEN) 0000000100000000 - 0000000160000000 (usable)
> (XEN) System RAM: 4090MB (4188244kB)
> (XEN) Xen heap: 14MB (14928kB)
> (XEN) Domain heap initialised: DMA width 32 bits
> (XEN) Processor #0 6:15 APIC version 20
> (XEN) Processor #2 6:15 APIC version 20
> (XEN) Processor #4 6:15 APIC version 20
> (XEN) Processor #6 6:15 APIC version 20
> (XEN) Processor #1 6:15 APIC version 20
> (XEN) Processor #3 6:15 APIC version 20
> (XEN) Processor #5 6:15 APIC version 20
> (XEN) Processor #7 6:15 APIC version 20
> (XEN) IOAPIC[0]: apic_id 8, version 32, address 0xfec00000, GSI 0-23
> (XEN) IOAPIC[1]: apic_id 9, version 32, address 0xfec80000, GSI 24-47
> (XEN) Enabling APIC mode: Flat. Using 2 I/O APICs
> (XEN) ACPI DMAR:No DMAR devices found
> (XEN) Using scheduler: SMP Credit Scheduler (credit)
> (XEN) Detected 2327.563 MHz processor.
> (XEN) HVM: VMX enabled
> (XEN) CPU0: Intel(R) Xeon(R) CPU E5345 @ 2.33GHz stepping
> 07 (XEN) Booting processor 1/2 eip 8c000
> (XEN) CPU1: Intel(R) Xeon(R) CPU E5345 @ 2.33GHz stepping
> 07 (XEN) Booting processor 2/4 eip 8c000
> (XEN) CPU2: Intel(R) Xeon(R) CPU E5345 @ 2.33GHz stepping
> 07 (XEN) Booting processor 3/6 eip 8c000
> (XEN) CPU3: Intel(R) Xeon(R) CPU E5345 @ 2.33GHz stepping
> 07 (XEN) Booting processor 4/1 eip 8c000
> (XEN) CPU4: Intel(R) Xeon(R) CPU E5345 @ 2.33GHz stepping
> 07 (XEN) Booting processor 5/3 eip 8c000
> (XEN) CPU5: Intel(R) Xeon(R) CPU E5345 @ 2.33GHz stepping
> 07 (XEN) Booting processor 6/5 eip 8c000
> (XEN) CPU6: Intel(R) Xeon(R) CPU E5345 @ 2.33GHz stepping
> 07 (XEN) Booting processor 7/7 eip 8c000
> (XEN) CPU7: Intel(R) Xeon(R) CPU E5345 @ 2.33GHz stepping
> 07 (XEN) Total of 8 processors activated.
> (XEN) ENABLING IO-APIC IRQs
> (XEN) -> Using new ACK method
> (XEN) Platform timer overflows in 14998 jiffies.
> (XEN) Platform timer is 14.318MHz HPET
> (XEN) Brought up 8 CPUs
> (XEN) AMD IOMMU: Disabled
> (XEN) *** LOADING DOMAIN 0 ***
> (XEN) Xen kernel: 64-bit, lsb, compat32
> (XEN) Dom0 kernel: 64-bit, lsb, paddr 0xffffffff80200000 ->
> 0xffffffff8059f33c (XEN) PHYSICAL MEMORY ARRANGEMENT:
> (XEN) Dom0 alloc.: 000000015a000000->000000015b000000 (328704
> pages to be allocated)
> (XEN) VIRTUAL MEMORY ARRANGEMENT:
> (XEN) Loaded kernel: ffffffff80200000->ffffffff8059f33c
> (XEN) Init. ramdisk: ffffffff805a0000->ffffffff80b65800
> (XEN) Phys-Mach map: ffffffff80b66000->ffffffff80df0000
> (XEN) Start info: ffffffff80df0000->ffffffff80df04a4
> (XEN) Page tables: ffffffff80df1000->ffffffff80dfc000
> (XEN) Boot stack: ffffffff80dfc000->ffffffff80dfd000
> (XEN) TOTAL: ffffffff80000000->ffffffff81000000
> (XEN) ENTRY ADDRESS: ffffffff80200000
> (XEN) Dom0 has maximum 8 VCPUs
> (XEN) Initrd len 0x5c5800, start at 0xffffffff805a0000
> (XEN) Scrubbing Free RAM: ...........................done.
> (XEN) Xen trace buffers: disabled
> (XEN) Std. Loglevel: Errors and warnings
> (XEN) Guest Loglevel: Nothing (Rate-limited: Errors and warnings)
> (XEN) Xen is relinquishing VGA console.
> (XEN) *** Serial input -> DOM0 (type 'CTRL-a' three times to switch
> input to Xen) (XEN) Freed 100kB init memory.
>
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