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xen-devel

Re: [Xen-devel] booting Xen from EFI

To: Chris Dalton <cid@xxxxxx>
Subject: Re: [Xen-devel] booting Xen from EFI
From: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Date: Tue, 21 Jun 2011 10:21:23 -0400
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On Fri, Jun 17, 2011 at 05:15:48PM +0100, Chris Dalton wrote:
> On 15/06/11 13:48, Jan Beulich wrote:
> > While supposedly (or just theoretically?) it is possible to boot Xen
> > indirectly through e.g. GrUB2's EFI support, any use of an
> > intermediate boot loader is bogus when using EFI - Linux has to do
> > so because of its custom load file format, but Xen certainly doesn't
> > have to follow this (as it also uses the more generic multiboot
> > protocol when booted from GrUB).
> 
> Interesting. I can boot Xen under EFI but do use an external boot loader
> (which can be grub). Boot log below from my Sandybridge based system.
> This system has a development EFI bios (with no CSM available) and where

What does 'CSM' mean?
> the location of things like the RSDP do need to be pulled from the EFI
> system table.
> 
> The approach I took was to add an EFI signature and system table field
> to the multiboot info structure. (Multiboot2 already has these fields
> but it seems Xen only ever supported that for powerpc).
> 
> Also, I allowed Xen to pickup the framebuffer info which is already part
> of the mbi used by the latest versions of grub2. With those mods I get
> efi_gop and efi_uga display output. I also modified Xen to access

OK, so those are stuck in:
xen_start_info->console.dom0.info_off or in 'struct dom0_vga_console_info' ?
as they are filtered to dom0?

> ACPI/SMBIOS tables, etc from the EFI system table pointer. For dom0 I
> used a hypercall (called from xen_start_kernel) to get the EFI info from
> Xen (System table address, etc) and poke that into the boot_params field
> linux uses for EFI boot.

Is this a published hypercall?
> 
> At the moment, I don't propagate the efi memmap and just keep the mbi
> based one (that is why there is a ioremap warning from the linux boot log).
> 
> Anyway, a bit hacky and needs tidying up but it does boot ok. (The
> warning about not entering efi virtual mode is a work around for a
> particular problem with this development BIOS).

Looking forward to the patches.
> 
> Chris
> 
> -- 
> Registered No: 690597 (Hewlett-Packard Ltd)
> Registered Office: Cain Rd, Bracknell, Berks, RG12 1HN, UK
> 

> (XEN) Xen version 4.2-unstable (cid@) (gcc version 4.4.5 (Ubuntu/Linaro 
> 4.4.4-14ubuntu5) ) Fri Jun 17 1
> (XEN) Latest ChangeSet: Wed Jun 15 13:32:40 2011 +0100 23301:94a94ba961c1
> (XEN) Console output is synchronous.
> (XEN) Bootloader: GRUB 1.99~rc2
> (XEN) Command line: dom0_mem=1024M loglvl=all guest_loglvl=all sync_console 
> console_to_ring com1=115200
> (XEN) cid: sizeof mbi struct (136)
> (XEN) cid: mbi->fb_type  (1)
> (XEN) cid: mbi->pitch    (4096)
> (XEN) cid: mbi->width    (1024)
> (XEN) cid: mbi->height   (768)
> (XEN) cid: mbi->bpp      (32)
> (XEN) cid: mbi red_pos   (16)
> (XEN) cid: mbi red_sz    (8)
> (XEN) cid: mbi blue_pos  (0)
> (XEN) cid: mbi blue_sz   (8)
> (XEN) cid: bvi blue_sz   (8)
> (XEN) cid: mbi green_pos (8)
> (XEN) cid: mbi green_sz  (8)
> (XEN) cid: EFI SYSTEM TABLE (0xbeda0f18)
> (XEN) cid: efi_phys.systab (0xbeda0f18)
> (XEN) Video information:
> (XEN)  VGA is graphics mode 1024x768, 32 bpp
> (XEN) Disc information:
> (XEN)  Found 0 MBR signatures
> (XEN)  Found 0 EDD information structures
> (XEN) Multiboot-e820 RAM map:
> (XEN)  0000000000000000 - 000000000008f000 (usable)
> (XEN)  000000000008f000 - 0000000000090000 (ACPI NVS)
> (XEN)  0000000000090000 - 000000000009c000 (usable)
> (XEN)  000000000009c000 - 00000000000a0000 (reserved)
> (XEN)  0000000000100000 - 00000000bb8d0000 (usable)
> (XEN)  00000000bb8d0000 - 00000000bbc02000 (reserved)
> (XEN)  00000000bbc02000 - 00000000bec71000 (usable)
> (XEN)  00000000bec71000 - 00000000bf5a1000 (reserved)
> (XEN)  00000000bf5a1000 - 00000000bf6a1000 (ACPI NVS)
> (XEN)  00000000bf6a1000 - 00000000bf7ff000 (ACPI data)
> (XEN)  00000000bf7ff000 - 00000000bf800000 (usable)
> (XEN)  00000000e00f8000 - 00000000e00f9000 (reserved)
> (XEN)  00000000fed1c000 - 00000000fed20000 (reserved)
> (XEN)  00000000fff30000 - 00000000fff37000 (reserved)
> (XEN)  0000000100000000 - 000000023e000000 (usable)
> (XEN) System RAM: 8136MB (8332140kB)
> (XEN) cid: calling efi_init...
> (XEN) cid: within efi_init: efi_phys.systab (0xbeda0f18)
> (XEN) cid: within efi_init: efi.systab (0xffff82c3ffb74f18)
> (XEN) cid: ELF_SYSTEM_TABLE_SIGNATURE ok.
> (XEN) cid: efi table size: 120
> (XEN) cid: efi configtable size: 168
> (XEN)  ACPI=0xbf7fe000  ACPI 2.0=0xbf7fe014  SMBIOS=0xbed77698 
> (XEN) cid: done calling efi_init.
> (XEN) ACPI: RSDP BF7FE014, 0024 (r2 HPQOEM)
> (XEN) ACPI: XSDT BF7FE120, 009C (r1 HPQOEM SLIC-MPC        0       1000013)
> (XEN) ACPI: FACP BF7FC000, 00F4 (r3 HPQOEM 161E            0 HP          1)
> (XEN) ACPI: DSDT BF7D2000, 24E7B (r2 HPQOEM 161E            1 INTL 20110112)
> (XEN) ACPI: FACS BF689000, 0040
> (XEN) ACPI: HPET BF7FB000, 0038 (r1 HPQOEM 161E            1 HP          1)
> (XEN) ACPI: APIC BF7FA000, 00BC (r1 HPQOEM 161E            1 HP          1)
> (XEN) ACPI: MCFG BF7F9000, 003C (r1 HPQOEM 161E            1 HP          1)
> (XEN) ACPI: TCPA BF7F7000, 0032 (r2 HPQOEM 161E            0 HP          1)
> (XEN) ACPI: SSDT BF7CF000, 0266 (r1 HPQOEM SataAhci     1000 INTL 20110112)
> (XEN) ACPI: SSDT BF7CE000, 048A (r1 HPQOEM PtidDevc     1000 INTL 20110112)
> (XEN) ACPI: SLIC BF7CD000, 0176 (r1 HPQOEM SLIC-MPC        1 HP          1)
> (XEN) ACPI: MSDM BF7CC000, 0055 (r3 HPQOEM SLIC-MPC        0 HP          1)
> (XEN) ACPI: FPDT BF7CB000, 0064 (r1 HPQOEM 161E            1 HP          1)
> (XEN) ACPI: BGRT BF7CA000, 003C (r1 HPQOEM 161E            1 HP          1)
> (XEN) ACPI: ASF! BF7F8000, 00A5 (r32 HPQOEM 161E            1 HP          1)
> (XEN) ACPI: SSDT BF7C9000, 07CE (r1  PmRef  Cpu0Ist     3000 INTL 20110112)
> (XEN) ACPI: SSDT BF7C8000, 09B1 (r1  PmRef    CpuPm     3000 INTL 20110112)
> (XEN) ACPI: DMAR BF7C7000, 00B0 (r1 INTEL      SNB         1 INTL        1)
> (XEN) No NUMA configuration found
> (XEN) Faking a node at 0000000000000000-000000023e000000
> (XEN) Domain heap initialised
> (XEN) cid: using EFI SMBIOS table (0xbed77698) for dmi_iterate.
> (XEN) DMI 2.7 present.
> (XEN) Using APIC driver default
> (XEN) ACPI: PM-Timer IO Port: 0x408
> (XEN) ACPI: ACPI SLEEP INFO: pm1x_cnt[404,0], pm1x_evt[400,0]
> (XEN) ACPI:                  wakeup_vec[bf68900c], vec_size[20]
> (XEN) ACPI: Local APIC address 0xfee00000
> (XEN) ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled)
> (XEN) Processor #0 6:10 APIC version 21
> (XEN) ACPI: LAPIC (acpi_id[0x01] lapic_id[0x01] enabled)
> (XEN) Processor #1 6:10 APIC version 21
> (XEN) ACPI: LAPIC (acpi_id[0x02] lapic_id[0x02] enabled)
> (XEN) Processor #2 6:10 APIC version 21
> (XEN) ACPI: LAPIC (acpi_id[0x03] lapic_id[0x03] enabled)
> (XEN) Processor #3 6:10 APIC version 21
> (XEN) ACPI: LAPIC (acpi_id[0x04] lapic_id[0x00] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x05] lapic_id[0x00] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x06] lapic_id[0x00] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x07] lapic_id[0x00] disabled)
> (XEN) ACPI: LAPIC_NMI (acpi_id[0x00] high edge lint[0x1])
> (XEN) ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1])
> (XEN) ACPI: LAPIC_NMI (acpi_id[0x02] high edge lint[0x1])
> (XEN) ACPI: LAPIC_NMI (acpi_id[0x03] high edge lint[0x1])
> (XEN) ACPI: LAPIC_NMI (acpi_id[0x04] high edge lint[0x1])
> (XEN) ACPI: LAPIC_NMI (acpi_id[0x05] high edge lint[0x1])
> (XEN) ACPI: LAPIC_NMI (acpi_id[0x06] high edge lint[0x1])
> (XEN) ACPI: LAPIC_NMI (acpi_id[0x07] high edge lint[0x1])
> (XEN) ACPI: IOAPIC (id[0x00] address[0xfec00000] gsi_base[0])
> (XEN) IOAPIC[0]: apic_id 0, version 32, address 0xfec00000, GSI 0-23
> (XEN) ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
> (XEN) ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
> (XEN) ACPI: IRQ0 used by override.
> (XEN) ACPI: IRQ2 used by override.
> (XEN) ACPI: IRQ9 used by override.
> (XEN) Enabling APIC mode:  Flat.  Using 1 I/O APICs
> (XEN) ACPI: HPET id: 0x8086a201 base: 0xfed00000
> (XEN) PCI: MCFG configuration 0: base e0000000 segment 0 buses 0 - 255
> (XEN) PCI: Not using MMCONFIG.
> (XEN) Table is not found!
> (XEN) Using ACPI (MADT) for SMP configuration information
> (XEN) IRQ limits: 24 GSI, 760 MSI/MSI-X
> (XEN) Switched to APIC driver x2apic_cluster.
> (XEN) Using scheduler: SMP Credit Scheduler (credit)
> (XEN) Detected 2494.408 MHz processor.
> (XEN) Initing memory sharing.
> (XEN) xsave_init: using cntxt_size: 0x340 and states: 0x7
> (XEN) mce_intel.c:1166: MCA Capability: BCAST 1 SER 0 CMCI 1 firstbank 0 
> extended MCE MSR 0
> (XEN) Intel machine check reporting enabled
> (XEN) Intel VT-d Snoop Control not enabled.
> (XEN) Intel VT-d Dom0 DMA Passthrough not enabled.
> (XEN) Intel VT-d Queued Invalidation enabled.
> (XEN) Intel VT-d Interrupt Remapping enabled.
> (XEN) Intel VT-d Shared EPT tables not enabled.
> (XEN) I/O virtualisation enabled
> (XEN)  - Dom0 mode: Relaxed
> (XEN) Enabled directed EOI with ioapic_ack_old on!
> (XEN) ENABLING IO-APIC IRQs
> (XEN)  -> Using old ACK method
> (XEN) ..TIMER: vector=0xF0 apic1=0 pin1=2 apic2=-1 pin2=-1
> (XEN) TSC deadline timer enabled
> (XEN) Platform timer is 14.318MHz HPET
> (XEN) Allocated console ring of 32 KiB.
> (XEN) VMX: Supported advanced features:
> (XEN)  - APIC MMIO access virtualisation
> (XEN)  - APIC TPR shadow
> (XEN)  - Extended Page Tables (EPT)
> (XEN)  - Virtual-Processor Identifiers (VPID)
> (XEN)  - Virtual NMI
> (XEN)  - MSR direct-access bitmap
> (XEN)  - Unrestricted Guest
> (XEN) EPT supports 2MB super page.
> (XEN) HVM: ASIDs enabled.
> (XEN) HVM: VMX enabled
> (XEN) HVM: Hardware Assisted Paging detected.
> (XEN) Brought up 4 CPUs
> (XEN) ACPI sleep modes: S3
> (XEN) mcheck_poll: Machine check polling timer started.
> (XEN) *** LOADING DOMAIN 0 ***
> (XEN) elf_parse_binary: phdr: paddr=0x1000000 memsz=0x86b000
> (XEN) elf_parse_binary: phdr: paddr=0x1a00000 memsz=0x98580
> (XEN) elf_parse_binary: phdr: paddr=0x1a99000 memsz=0xd60
> (XEN) elf_parse_binary: phdr: paddr=0x1a9a000 memsz=0x12dc0
> (XEN) elf_parse_binary: phdr: paddr=0x1aad000 memsz=0x332000
> (XEN) elf_parse_binary: memory: 0x1000000 -> 0x1ddf000
> (XEN) elf_xen_parse_note: GUEST_OS = "linux"
> (XEN) elf_xen_parse_note: GUEST_VERSION = "2.6"
> (XEN) elf_xen_parse_note: XEN_VERSION = "xen-3.0"
> (XEN) elf_xen_parse_note: VIRT_BASE = 0xffffffff80000000
> (XEN) elf_xen_parse_note: ENTRY = 0xffffffff81aad200
> (XEN) elf_xen_parse_note: HYPERCALL_PAGE = 0xffffffff81001000
> (XEN) elf_xen_parse_note: FEATURES = 
> "!writable_page_tables|pae_pgdir_above_4gb"
> (XEN) elf_xen_parse_note: PAE_MODE = "yes"
> (XEN) elf_xen_parse_note: LOADER = "generic"
> (XEN) elf_xen_parse_note: unknown xen elf note (0xd)
> (XEN) elf_xen_parse_note: SUSPEND_CANCEL = 0x1
> (XEN) elf_xen_parse_note: HV_START_LOW = 0xffff800000000000
> (XEN) elf_xen_parse_note: PADDR_OFFSET = 0x0
> (XEN) elf_xen_addr_calc_check: addresses:
> (XEN)     virt_base        = 0xffffffff80000000
> (XEN)     elf_paddr_offset = 0x0
> (XEN)     virt_offset      = 0xffffffff80000000
> (XEN)     virt_kstart      = 0xffffffff81000000
> (XEN)     virt_kend        = 0xffffffff81ddf000
> (XEN)     virt_entry       = 0xffffffff81aad200
> (XEN)     p2m_base         = 0xffffffffffffffff
> (XEN)  Xen  kernel: 64-bit, lsb, compat32
> (XEN)  Dom0 kernel: 64-bit, PAE, lsb, paddr 0x1000000 -> 0x1ddf000
> (XEN) PHYSICAL MEMORY ARRANGEMENT:
> (XEN)  Dom0 alloc.:   000000021c000000->0000000220000000 (167200 pages to be 
> allocated)
> (XEN)  Init. ramdisk: 000000022ad20000->000000023e000000
> (XEN) VIRTUAL MEMORY ARRANGEMENT:
> (XEN)  Loaded kernel: ffffffff81000000->ffffffff81ddf000
> (XEN)  Init. ramdisk: ffffffff81ddf000->ffffffff950bf000
> (XEN)  Phys-Mach map: ffffffff950bf000->ffffffff952bf000
> (XEN)  Start info:    ffffffff952bf000->ffffffff952bf4b4
> (XEN)  Page tables:   ffffffff952c0000->ffffffff9536d000
> (XEN)  Boot stack:    ffffffff9536d000->ffffffff9536e000
> (XEN)  TOTAL:         ffffffff80000000->ffffffff95400000
> (XEN)  ENTRY ADDRESS: ffffffff81aad200
> (XEN) Dom0 has maximum 4 VCPUs
> (XEN) elf_load_binary: phdr 0 at 0xffffffff81000000 -> 0xffffffff8186b000
> (XEN) elf_load_binary: phdr 1 at 0xffffffff81a00000 -> 0xffffffff81a98580
> (XEN) elf_load_binary: phdr 2 at 0xffffffff81a99000 -> 0xffffffff81a99d60
> (XEN) elf_load_binary: phdr 3 at 0xffffffff81a9a000 -> 0xffffffff81aacdc0
> (XEN) elf_load_binary: phdr 4 at 0xffffffff81aad000 -> 0xffffffff81b66000
> (XEN) cid: dom0_vga_console_info: video_type (112)
> (XEN) Scrubbing Free RAM: 
> ......................................................................done.
> (XEN) Std. Loglevel: All
> (XEN) Guest Loglevel: All
> (XEN) **********************************************
> (XEN) ******* WARNING: CONSOLE OUTPUT IS SYNCHRONOUS
> (XEN) ******* This option is intended to aid debugging of Xen by ensuring
> (XEN) ******* that all output is synchronously delivered on the serial line.
> (XEN) ******* However it can introduce SIGNIFICANT latencies and affect
> (XEN) ******* timekeeping. It is NOT recommended for production use!
> (XEN) **********************************************
> (XEN) 3... 2... 1... 
> (XEN) *** Serial input -> DOM0 (type 'CTRL-a' three times to switch input to 
> Xen)
> (XEN) Freed 236kB init memory.
> mapping kernel into physical memory
> Xen: setup ISA identity maps
> about to get started...
> (XEN) cid: do_efi_op called: passing 0xbeda0f18
> [    0.000000] cid: efi systab physaddr passed: 0xbeda0f18
> [    0.000000] cid: boot_params.efi_info.efi_systab 0xbeda0f18
> [    0.000000] Initializing cgroup subsys cpuset
> [    0.000000] Initializing cgroup subsys cpu
> [    0.000000] Linux version 3.0.0-rc2 (root@tsrg-3) (gcc version 4.5.2 
> (Ubuntu/Linaro 4.5.2-8ubuntu4)1
> [    0.000000] Command line: root=/dev/sda2 ro radeon.modeset=0 console=hvc0 
> earlyprintk=xen
> [    0.000000] cid: enabling efi support.
> [    0.000000] released 0 pages of unused memory
> [    0.000000] Set 268069 page(s) to 1-1 mapping.
> [    0.000000] BIOS-provided physical RAM map:
> [    0.000000]  Xen: 0000000000000000 - 000000000008f000 (usable)
> [    0.000000]  Xen: 000000000008f000 - 0000000000090000 (ACPI NVS)
> [    0.000000]  Xen: 0000000000090000 - 000000000009c000 (usable)
> [    0.000000]  Xen: 000000000009c000 - 0000000000100000 (reserved)
> [    0.000000]  Xen: 0000000000100000 - 0000000040000000 (usable)
> [    0.000000]  Xen: 0000000040000000 - 00000000bb8d0000 (unusable)
> [    0.000000]  Xen: 00000000bb8d0000 - 00000000bbc02000 (reserved)
> [    0.000000]  Xen: 00000000bbc02000 - 00000000bec71000 (unusable)
> [    0.000000]  Xen: 00000000bec71000 - 00000000bf5a1000 (reserved)
> [    0.000000]  Xen: 00000000bf5a1000 - 00000000bf6a1000 (ACPI NVS)
> [    0.000000]  Xen: 00000000bf6a1000 - 00000000bf7ff000 (ACPI data)
> [    0.000000]  Xen: 00000000bf7ff000 - 00000000bf800000 (unusable)
> [    0.000000]  Xen: 00000000e00f8000 - 00000000e00f9000 (reserved)
> [    0.000000]  Xen: 00000000fec00000 - 00000000fec01000 (reserved)
> [    0.000000]  Xen: 00000000fed1c000 - 00000000fed20000 (reserved)
> [    0.000000]  Xen: 00000000fee00000 - 00000000fee01000 (reserved)
> [    0.000000]  Xen: 00000000fff30000 - 00000000fff37000 (reserved)
> [    0.000000]  Xen: 0000000100000000 - 00000002bc940000 (usable)
> [    0.000000] bootconsole [xenboot0] enabled
> [    0.000000] NX (Execute Disable) protection: active
> [    0.000000] cid: efi_init ioremapping (0xbeda0f18)
> [    0.000000] EFI v2.10 by HPQ
> [    0.000000]  ACPI=0xbf7fe000  ACPI 2.0=0xbf7fe014  SMBIOS=0xbed77698 
> [    0.000000] cid: efi table grab: get_time <0xbed5a260>
> [    0.000000] cid: efi table grab: set_virtual_address_map <0xbed6c3ac>
> [    0.000000] ------------[ cut here ]------------
> [    0.000000] WARNING: at arch/x86/mm/ioremap.c:524 
> __early_ioremap+0x96/0x1ac()
> [    0.000000] Modules linked in:
> [    0.000000] Pid: 0, comm: swapper Not tainted 3.0.0-rc2 #15
> [    0.000000] Call Trace:
> [    0.000000]  [<ffffffff81057eaf>] warn_slowpath_common+0x7f/0xc0
> [    0.000000]  [<ffffffff81057f0a>] warn_slowpath_null+0x1a/0x20
> [    0.000000]  [<ffffffff81ac0e8a>] __early_ioremap+0x96/0x1ac
> [    0.000000]  [<ffffffff81ac0ded>] ? __early_set_fixmap+0x96/0x9d
> [    0.000000]  [<ffffffff81ac115e>] early_ioremap+0x13/0x15
> [    0.000000]  [<ffffffff81ac2632>] efi_init+0x61c/0x76d
> [    0.000000]  [<ffffffff810075d1>] ? __raw_callee_save_xen_save_fl+0x11/0x1e
> [    0.000000]  [<ffffffff81ab36ba>] setup_arch+0x472/0xb83
> [    0.000000]  [<ffffffff8155a16e>] ? printk+0x6c/0x6e
> [    0.000000]  [<ffffffff81aad92a>] start_kernel+0xd3/0x3d2
> [    0.000000]  [<ffffffff81aad347>] x86_64_start_reservations+0x132/0x136
> [    0.000000]  [<ffffffff81ab0ec1>] xen_start_kernel+0x61d/0x624
> [    0.000000] ---[ end trace a7919e7f17c0a725 ]---
> [    0.000000] Could not map the EFI memory map!
> [    0.000000] Kernel-defined memdesc doesn't match the one from EFI!
> [    0.000000] DMI 2.7 present.
> [    0.000000] No AGP bridge found
> [    0.000000] last_pfn = 0x2bc940 max_arch_pfn = 0x400000000
> [    0.000000] x2apic enabled by BIOS, switching to x2apic ops
> [    0.000000] last_pfn = 0x40000 max_arch_pfn = 0x400000000
> [    0.000000] init_memory_mapping: 0000000000000000-0000000040000000
> [    0.000000] init_memory_mapping: 0000000100000000-00000002bc940000
> [    0.000000] RAMDISK: 01ddf000 - 150bf000
> [    0.000000] cid: calling acpi_boot_table_init()...
> [    0.000000] cid: RSDP pa address (0xbf7fe014)
> [    0.000000] ACPI: RSDP 00000000bf7fe014 00024 (v02 HPQOEM)
> [    0.000000] cid: RSDT physical address (0xbf7fe120)
> [    0.000000] ACPI: XSDT 00000000bf7fe120 0009C (v01 HPQOEM SLIC-MPC 
> 00000000      01000013)
> [    0.000000] ACPI: FACP 00000000bf7fc000 000F4 (v03 HPQOEM 161E     
> 00000000 HP   00000001)
> [    0.000000] ACPI: DSDT 00000000bf7d2000 24E7B (v02 HPQOEM 161E     
> 00000001 INTL 20110112)
> [    0.000000] ACPI: FACS 00000000bf689000 00040
> [    0.000000] ACPI: HPET 00000000bf7fb000 00038 (v01 HPQOEM 161E     
> 00000001 HP   00000001)
> [    0.000000] ACPI: APIC 00000000bf7fa000 000BC (v01 HPQOEM 161E     
> 00000001 HP   00000001)
> [    0.000000] ACPI: MCFG 00000000bf7f9000 0003C (v01 HPQOEM 161E     
> 00000001 HP   00000001)
> [    0.000000] ACPI: TCPA 00000000bf7f7000 00032 (v02 HPQOEM 161E     
> 00000000 HP   00000001)
> [    0.000000] ACPI: SSDT 00000000bf7cf000 00266 (v01 HPQOEM SataAhci 
> 00001000 INTL 20110112)
> [    0.000000] ACPI: SSDT 00000000bf7ce000 0048A (v01 HPQOEM PtidDevc 
> 00001000 INTL 20110112)
> [    0.000000] ACPI: SLIC 00000000bf7cd000 00176 (v01 HPQOEM SLIC-MPC 
> 00000001 HP   00000001)
> [    0.000000] ACPI: MSDM 00000000bf7cc000 00055 (v03 HPQOEM SLIC-MPC 
> 00000000 HP   00000001)
> [    0.000000] ACPI: FPDT 00000000bf7cb000 00064 (v01 HPQOEM 161E     
> 00000001 HP   00000001)
> [    0.000000] ACPI: BGRT 00000000bf7ca000 0003C (v01 HPQOEM 161E     
> 00000001 HP   00000001)
> [    0.000000] ACPI: ASF! 00000000bf7f8000 000A5 (v32 HPQOEM 161E     
> 00000001 HP   00000001)
> [    0.000000] ACPI: SSDT 00000000bf7c9000 007CE (v01  PmRef  Cpu0Ist 
> 00003000 INTL 20110112)
> [    0.000000] ACPI: SSDT 00000000bf7c8000 009B1 (v01  PmRef    CpuPm 
> 00003000 INTL 20110112)
> [    0.000000] ACPI: XMAR 00000000bf7c7000 000B0 (v01 INTEL      SNB  
> 00000001 INTL 00000001)
> [    0.000000] cid: done calling acpi_boot_table_init().
> [    0.000000] Setting APIC routing to cluster x2apic.
> [    0.000000] Zone PFN ranges:
> [    0.000000]   DMA      0x00000010 -> 0x00001000
> [    0.000000]   DMA32    0x00001000 -> 0x00100000
> [    0.000000]   Normal   0x00100000 -> 0x002bc940
> [    0.000000] Movable zone start PFN for each node
> [    0.000000] early_node_map[4] active PFN ranges
> [    0.000000]     0: 0x00000010 -> 0x0000008f
> [    0.000000]     0: 0x00000090 -> 0x0000009c
> [    0.000000]     0: 0x00000100 -> 0x00040000
> [    0.000000]     0: 0x00100000 -> 0x002bc940
> [    0.000000] ACPI: PM-Timer IO Port: 0x408
> [    0.000000] ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled)
> [    0.000000] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x01] enabled)
> [    0.000000] ACPI: LAPIC (acpi_id[0x02] lapic_id[0x02] enabled)
> [    0.000000] ACPI: LAPIC (acpi_id[0x03] lapic_id[0x03] enabled)
> [    0.000000] ACPI: LAPIC (acpi_id[0x04] lapic_id[0x00] disabled)
> [    0.000000] ACPI: LAPIC (acpi_id[0x05] lapic_id[0x00] disabled)
> [    0.000000] ACPI: LAPIC (acpi_id[0x06] lapic_id[0x00] disabled)
> [    0.000000] ACPI: LAPIC (acpi_id[0x07] lapic_id[0x00] disabled)
> [    0.000000] ACPI: LAPIC_NMI (acpi_id[0x00] high edge lint[0x1])
> [    0.000000] ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1])
> [    0.000000] ACPI: LAPIC_NMI (acpi_id[0x02] high edge lint[0x1])
> [    0.000000] ACPI: LAPIC_NMI (acpi_id[0x03] high edge lint[0x1])
> [    0.000000] ACPI: LAPIC_NMI (acpi_id[0x04] high edge lint[0x1])
> [    0.000000] ACPI: LAPIC_NMI (acpi_id[0x05] high edge lint[0x1])
> [    0.000000] ACPI: LAPIC_NMI (acpi_id[0x06] high edge lint[0x1])
> [    0.000000] ACPI: LAPIC_NMI (acpi_id[0x07] high edge lint[0x1])
> [    0.000000] ACPI: IOAPIC (id[0x00] address[0xfec00000] gsi_base[0])
> [    0.000000] IOAPIC[0]: apic_id 0, version 255, address 0xfec00000, GSI 
> 0-255
> [    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
> [    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
> [    0.000000] Using ACPI (MADT) for SMP configuration information
> [    0.000000] ACPI: HPET id: 0x8086a201 base: 0xfed00000
> [    0.000000] SMP: Allowing 8 CPUs, 4 hotplug CPUs
> [    0.000000] PM: Registered nosave memory: 000000000008f000 - 
> 0000000000090000
> [    0.000000] PM: Registered nosave memory: 000000000009c000 - 
> 0000000000100000
> [    0.000000] PM: Registered nosave memory: 0000000040000000 - 
> 00000000bb8d0000
> [    0.000000] PM: Registered nosave memory: 00000000bb8d0000 - 
> 00000000bbc02000
> [    0.000000] PM: Registered nosave memory: 00000000bbc02000 - 
> 00000000bec71000
> [    0.000000] PM: Registered nosave memory: 00000000bec71000 - 
> 00000000bf5a1000
> [    0.000000] PM: Registered nosave memory: 00000000bf5a1000 - 
> 00000000bf6a1000
> [    0.000000] PM: Registered nosave memory: 00000000bf6a1000 - 
> 00000000bf7ff000
> [    0.000000] PM: Registered nosave memory: 00000000bf7ff000 - 
> 00000000bf800000
> [    0.000000] PM: Registered nosave memory: 00000000bf800000 - 
> 00000000e00f8000
> [    0.000000] PM: Registered nosave memory: 00000000e00f8000 - 
> 00000000e00f9000
> [    0.000000] PM: Registered nosave memory: 00000000e00f9000 - 
> 00000000fec00000
> [    0.000000] PM: Registered nosave memory: 00000000fec00000 - 
> 00000000fec01000
> [    0.000000] PM: Registered nosave memory: 00000000fec01000 - 
> 00000000fed1c000
> [    0.000000] PM: Registered nosave memory: 00000000fed1c000 - 
> 00000000fed20000
> [    0.000000] PM: Registered nosave memory: 00000000fed20000 - 
> 00000000fee00000
> [    0.000000] PM: Registered nosave memory: 00000000fee00000 - 
> 00000000fee01000
> [    0.000000] PM: Registered nosave memory: 00000000fee01000 - 
> 00000000fff30000
> [    0.000000] PM: Registered nosave memory: 00000000fff30000 - 
> 00000000fff37000
> [    0.000000] PM: Registered nosave memory: 00000000fff37000 - 
> 0000000100000000
> [    0.000000] Allocating PCI resources starting at bf800000 (gap: 
> bf800000:208f8000)
> [    0.000000] Booting paravirtualized kernel on Xen
> [    0.000000] Xen version: 4.2-unstable (preserve-AD)
> [    0.000000] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:8 
> nr_node_ids:1
> [    0.000000] PERCPU: Embedded 26 pages/cpu @ffff88003fd2e000 s77248 r8192 
> d21056 u106496
> [    7.077482] Built 1 zonelists in Zone order, mobility grouping on.  Total 
> pages: 2043781
> [    7.085477] Kernel command line: root=/dev/sda2 ro radeon.modeset=0 
> console=hvc0 earlyprintk=xen
> [    7.094249] PID hash table entries: 4096 (order: 3, 32768 bytes)
> [    7.100746] Dentry cache hash table entries: 1048576 (order: 11, 8388608 
> bytes)
> [    7.109490] Inode-cache hash table entries: 524288 (order: 10, 4194304 
> bytes)
> [    7.117477] xsave/xrstor: enabled xstate_bv 0x7, cntxt size 0x340
> [    7.151402] Placing 64MB software IO TLB between ffff880032800000 - 
> ffff880036800000
> [    7.158972] software IO TLB at phys 0x32800000 - 0x36800000
> [    7.166404] Memory: 508184k/11478272k available (5539k kernel code, 
> 3146196k absent, 7823892k reser)
> [    7.177668] SLUB: Genslabs=15, HWalign=64, Order=0-3, MinObjects=0, 
> CPUs=8, Nodes=1
> [    7.185246] Hierarchical RCU implementation.
> [    7.189456]  RCU dyntick-idle grace-period acceleration is enabled.
> [    7.195696] NR_IRQS:4352 nr_irqs:2048 16
> [    7.199652] xen: sci override: global_irq=9 trigger=0 polarity=0
> [    7.205588] xen: acpi sci 9
> [    7.208354] xen_map_pirq_gsi: returning irq 9 for gsi 9
> [    7.213566] Console: colour dummy device 80x25
> [    7.217930] console [hvc0] enabled, bootconsole disabled
> [    7.217930] console [hvc0] enabled, bootconsole disabled
> [    7.237993] allocated 67108864 bytes of page_cgroup
> [    7.242780] please try 'cgroup_disable=memory' option if you don't want 
> memory cgroups
> [    7.250766] installing Xen timer for CPU 0
> [    7.254934] Detected 2494.408 MHz processor.
> [    7.259227] Calibrating delay loop (skipped), value calculated using timer 
> frequency.. 4988.81 Bogo)
> [    7.269954] pid_max: default: 32768 minimum: 301
> [    7.274653] cid: not entering efi virtual mode...
> [    7.279411] Security Framework initialized
> [    7.283555] AppArmor: AppArmor initialized
> [    7.287766] Mount-cache hash table entries: 256
> [    7.292431] Initializing cgroup subsys cpuacct
> [    7.296784] Initializing cgroup subsys memory
> [    7.301211] Initializing cgroup subsys devices
> [    7.305696] Initializing cgroup subsys freezer
> [    7.310197] Initializing cgroup subsys net_cls
> [    7.314760] CPU: Physical Processor ID: 0
> [    7.318767] CPU: Processor Core ID: 0
> [    7.323911] ACPI: Core revision 20110413
> [    7.367582] ftrace: allocating 21762 entries in 86 pages
> [    7.381042] Performance Events: unsupported p6 CPU model 42 no PMU driver, 
> software events only.
> [    7.389955] installing Xen timer for CPU 1
> [    7.394203] installing Xen timer for CPU 2
> [    7.398405] installing Xen timer for CPU 3
> [    7.402537] Brought up 4 CPUs
> [    7.405633] devtmpfs: initialized
> [    7.409101] PM: Registering ACPI NVS region at 8f000 (4096 bytes)
> [    7.415098] PM: Registering ACPI NVS region at bf5a1000 (1048576 bytes)
> [    7.422427] Grant table initialized
> [    7.425858] print_constraints: dummy: 
> [    7.429684] Time: 15:42:12  Date: 06/17/11
> [    7.433834] NET: Registered protocol family 16
> [    7.438459] ACPI FADT declares the system doesn't support PCIe ASPM, so 
> disable it
> [    7.445926] ACPI: bus type pci registered
> [    7.450085] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 
> 0xe0000000-0xefffffff] (base 0xe00000)
> [    7.459340] PCI: not using MMCONFIG
> [    7.462889] PCI: Using configuration type 1 for base access
> [    7.469186] bio: create slab <bio-0> at 0
> [    7.484505] ACPI: Executed 1 blocks of module-level executable AML code
> [    7.541588] [Firmware Bug]: ACPI: BIOS _OSI(Linux) query ignored
> [    7.644060] ACPI: SSDT 00000000bf52a718 0069C (v01  PmRef  Cpu0Cst 
> 00003001 INTL 20110112)
> [    7.652615] ACPI: Dynamic OEM Table Load:
> [    7.656531] ACPI: SSDT           (null) 0069C (v01  PmRef  Cpu0Cst 
> 00003001 INTL 20110112)
> [    7.695539] ACPI: SSDT 00000000bf52ba98 00303 (v01  PmRef    ApIst 
> 00003000 INTL 20110112)
> [    7.704109] ACPI: Dynamic OEM Table Load:
> [    7.708028] ACPI: SSDT           (null) 00303 (v01  PmRef    ApIst 
> 00003000 INTL 20110112)
> [    7.756862] ACPI: SSDT 00000000bf529d98 00119 (v01  PmRef    ApCst 
> 00003000 INTL 20110112)
> [    7.766352] ACPI: Dynamic OEM Table Load:
> [    7.770269] ACPI: SSDT           (null) 00119 (v01  PmRef    ApCst 
> 00003000 INTL 20110112)
> [    8.257140] ACPI: Interpreter enabled
> [    8.260714] ACPI: (supports S0 S3 S4 S5)
> [    8.264702] ACPI: Using IOAPIC for interrupt routing
> [    8.269735] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 
> 0xe0000000-0xefffffff] (base 0xe00000)
> [    8.279409] PCI: MMCONFIG at [mem 0xe0000000-0xefffffff] reserved in ACPI 
> motherboard resources
> [    8.385350] ACPI: Power Resource [APPR] (off)
> [    8.421190] ACPI: Power Resource [COMP] (on)
> [    8.425813] ACPI: Power Resource [LPP] (on)
> [    8.433821] ACPI: EC: GPE = 0x16, I/O: command/status = 0x66, data = 0x62
> [    8.440820] ACPI: No dock devices found.
> [    8.444652] HEST: Table not found.
> [    8.448114] PCI: Using host bridge windows from ACPI; if necessary, use 
> "pci=nocrs" and report a bug
> [    8.458057] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-3e])
> [    8.464720] pci_root PNP0A08:00: host bridge window [io  0x0000-0x0cf7]
> [    8.471236] pci_root PNP0A08:00: host bridge window [io  0x0d00-0xffff]
> [    8.477900] pci_root PNP0A08:00: host bridge window [mem 
> 0x000a0000-0x000bffff]
> [    8.485256] pci_root PNP0A08:00: host bridge window [mem 
> 0x000c0000-0x000c3fff]
> [    8.492611] pci_root PNP0A08:00: host bridge window [mem 
> 0x000c4000-0x000c7fff]
> [    8.499967] pci_root PNP0A08:00: host bridge window [mem 
> 0x000c8000-0x000cbfff]
> [    8.507323] pci_root PNP0A08:00: host bridge window [mem 
> 0x000cc000-0x000cffff]
> [    8.514680] pci_root PNP0A08:00: host bridge window [mem 
> 0x000d0000-0x000d3fff]
> [    8.522037] pci_root PNP0A08:00: host bridge window [mem 
> 0x000d4000-0x000d7fff]
> [    8.529392] pci_root PNP0A08:00: host bridge window [mem 
> 0x000d8000-0x000dbfff]
> [    8.536747] pci_root PNP0A08:00: host bridge window [mem 
> 0x000dc000-0x000dffff]
> [    8.544103] pci_root PNP0A08:00: host bridge window [mem 
> 0x000e0000-0x000e3fff]
> [    8.551460] pci_root PNP0A08:00: host bridge window [mem 
> 0x000e4000-0x000e7fff]
> [    8.558815] pci_root PNP0A08:00: host bridge window [mem 
> 0x000e8000-0x000ebfff]
> [    8.566171] pci_root PNP0A08:00: host bridge window [mem 
> 0x000ec000-0x000effff]
> [    8.573527] pci_root PNP0A08:00: host bridge window [mem 
> 0xc0000000-0xdfffffff]
> [    8.580884] pci_root PNP0A08:00: host bridge window [mem 
> 0xf0000000-0xfedfffff]
> [    8.588240] pci_root PNP0A08:00: host bridge window [mem 
> 0xfee01000-0xffffffff]
> [    8.599905] pci 0000:00:01.0: PCI bridge to [bus 01-01]
> [    8.605168] pci 0000:00:1c.0: PCI bridge to [bus 02-02]
> [    8.610454] pci 0000:00:1c.1: PCI bridge to [bus 03-23]
> [    8.616872] pci 0000:00:1c.2: PCI bridge to [bus 24-24]
> [    8.624636] pci 0000:00:1c.3: PCI bridge to [bus 25-25]
> [    8.630447] pci 0000:00:1c.7: PCI bridge to [bus 26-26]
> [    8.636656]  pci0000:00: Requesting ACPI _OSC control (0x1d)
> [    8.643647]  pci0000:00: ACPI _OSC control (0x1d) granted
> (XEN) PCI add device 00:00.0
> (XEN) PCI add device 00:01.0
> (XEN) PCI add device 00:16.0
> (XEN) PCI add device 00:16.3
> (XEN) PCI add device 00:19.0
> (XEN) PCI add device 00:1a.0
> (XEN) PCI add device 00:1b.0
> (XEN) PCI add device 00:1c.0
> (XEN) PCI add device 00:1c.1
> (XEN) PCI add device 00:1c.2
> (XEN) PCI add device 00:1c.3
> (XEN) PCI add device 00:1c.7
> (XEN) PCI add device 00:1d.0
> (XEN) PCI add device 00:1f.0
> (XEN) PCI add device 00:1f.2
> (XEN) PCI add device 01:00.0
> (XEN) PCI add device 01:00.1
> (XEN) PCI add device 24:00.0
> (XEN) PCI add device 24:00.1
> (XEN) PCI add device 24:00.2
> (XEN) PCI add device 25:00.0
> (XEN) PCI add device 26:00.0
> [    8.710303] ACPI: PCI Interrupt Link [LNKA] (IRQs 1 3 4 5 6 7 10 12 14 15) 
> *0, disabled.
> [    8.718429] ACPI: PCI Interrupt Link [LNKB] (IRQs 1 3 4 5 6 7 11 12 14 15) 
> *0, disabled.
> [    8.726551] ACPI: PCI Interrupt Link [LNKC] (IRQs 1 3 4 5 6 7 10 12 14 15) 
> *0, disabled.
> [    8.734696] ACPI: PCI Interrupt Link [LNKD] (IRQs 1 3 4 5 6 7 11 12 14 15) 
> *0, disabled.
> [    8.742819] ACPI: PCI Interrupt Link [LNKE] (IRQs 1 3 4 5 6 7 10 12 14 15) 
> *0, disabled.
> [    8.750966] ACPI: PCI Interrupt Link [LNKF] (IRQs 1 3 4 5 6 7 11 12 14 15) 
> *0, disabled.
> [    8.759091] ACPI: PCI Interrupt Link [LNKG] (IRQs 1 3 4 5 6 7 10 12 14 15) 
> *0, disabled.
> [    8.767235] ACPI: PCI Interrupt Link [LNKH] (IRQs 1 3 4 5 6 7 11 12 14 15) 
> *0, disabled.
> [    8.775334] xen/balloon: Initialising balloon driver.
> [    8.780406] last_pfn = 0x2bc940 max_arch_pfn = 0x400000000
> [    8.802877] vgaarb: device added: 
> PCI:0000:01:00.0,decodes=io+mem,owns=none,locks=none
> [    8.810694] vgaarb: loaded
> [    8.813461] vgaarb: bridge control possible 0000:01:00.0
> [    8.818941] SCSI subsystem initialized
> [    8.822736] usbcore: registered new interface driver usbfs
> [    8.828188] usbcore: registered new interface driver hub
> [    8.833582] usbcore: registered new device driver usb
> [    8.839019] wmi: Mapper loaded
> [    8.841990] PCI: Using ACPI for IRQ routing
> [    8.866965] NetLabel: Initializing
> [    8.870277] NetLabel:  domain hash size = 128
> [    8.874690] NetLabel:  protocols = UNLABELED CIPSOv4
> [    8.879718] NetLabel:  unlabeled traffic allowed by default
> [    8.885389] Switching to clocksource xen
> [    8.891455] Switched to NOHz mode on CPU #3
> [    8.892940] Switched to NOHz mode on CPU #0
> [    8.893584] AppArmor: AppArmor Filesystem Enabled
> [    8.893609] pnp: PnP ACPI init
> [    8.893618] ACPI: bus type pnp registered
> [    8.894287] system 00:01: [mem 0xfed1c000-0xfed1ffff] has been reserved
> [    8.894289] system 00:01: [mem 0xfed10000-0xfed17fff] has been reserved
> [    8.894291] system 00:01: [mem 0xfed18000-0xfed18fff] has been reserved
> [    8.894293] system 00:01: [mem 0x00000000-0x00000fff] could not be reserved
> [    8.894295] system 00:01: [mem 0xd4600000-0xd4600fff] has been reserved
> [    8.894297] system 00:01: [mem 0xe0000000-0xefffffff] could not be reserved
> [    8.894299] system 00:01: [mem 0xfed20000-0xfed3ffff] has been reserved
> [    8.894302] system 00:01: [mem 0xfed90000-0xfed93fff] has been reserved
> [    8.894304] system 00:01: [mem 0xfed45000-0xfed8ffff] has been reserved
> [    8.894306] system 00:01: [mem 0xfec00000-0xfec00fff] could not be reserved
> [    8.894802] xen_map_pirq_gsi: returning irq 13 for gsi 13
> [    8.894979] system 00:07: [io  0x0200-0x027f] has been reserved
> [    8.894981] system 00:07: [io  0x1000-0x100f] has been reserved
> [    8.894983] system 00:07: [io  0xffff] has been reserved
> [    8.894985] system 00:07: [io  0xffff] has been reserved
> [    8.894987] system 00:07: [io  0x0400-0x0480] has been reserved
> [    8.894989] system 00:07: [io  0x0500-0x057f] has been reserved
> [    8.894991] system 00:07: [io  0xef80-0xef9f] has been reserved
> [    8.895005] xen_map_pirq_gsi: returning irq 8 for gsi 8
> [    8.895416] Switched to NOHz mode on CPU #1
> [    8.895619] xen_map_pirq_gsi: returning irq 4 for gsi 4
> [    8.896194] xen_map_pirq_gsi: returning irq 5 for gsi 5
> [    8.896348] xen_map_pirq_gsi: returning irq 1 for gsi 1
> [    8.896446] xen_map_pirq_gsi: returning irq 12 for gsi 12
> [    8.897238] pnp: PnP ACPI: found 14 devices
> [    8.897239] ACPI: ACPI bus type pnp unregistered
> [    8.897436] Switched to NOHz mode on CPU #2
> [    8.902911] PM-Timer failed consistency check  (0x0xffffff) - aborting.
> [    8.902928] pci 0000:01:00.0: no compatible bridge window for [mem 
> 0xfffe0000-0xffffffff pref]
> [    8.902931] pci 0000:24:00.1: no compatible bridge window for [mem 
> 0xffff8000-0xffffffff pref]
> [    8.903048] pci 0000:00:1c.2: BAR 15: assigned [mem 0xd4700000-0xd47fffff 
> pref]
> [    8.903052] pci 0000:00:1c.1: BAR 15: assigned [mem 0xd4800000-0xd49fffff 
> 64bit pref]
> [    8.903056] pci 0000:01:00.0: BAR 6: assigned [mem 0xd4440000-0xd445ffff 
> pref]
> [    8.903058] pci 0000:00:01.0: PCI bridge to [bus 01-01]
> [    8.903062] pci 0000:00:01.0:   bridge window [io  0x4000-0x4fff]
> [    8.903070] pci 0000:00:01.0:   bridge window [mem 0xd4400000-0xd44fffff]
> [    8.903076] pci 0000:00:01.0:   bridge window [mem 0xc0000000-0xcfffffff 
> 64bit pref]
> [    8.903087] pci 0000:00:1c.0: PCI bridge to [bus 02-02]
> [    8.903088] pci 0000:00:1c.0:   bridge window [io  disabled]
> [    8.903099] pci 0000:00:1c.0:   bridge window [mem 0xd4300000-0xd43fffff]
> [    8.903107] pci 0000:00:1c.0:   bridge window [mem pref disabled]
> [    8.903120] pci 0000:00:1c.1: PCI bridge to [bus 03-23]
> [    8.903125] pci 0000:00:1c.1:   bridge window [io  0x2000-0x3fff]
> [    8.903136] pci 0000:00:1c.1:   bridge window [mem 0xd0000000-0xd3ffffff]
> [    8.903143] pci 0000:00:1c.1:   bridge window [mem 0xd4800000-0xd49fffff 
> 64bit pref]
> [    8.903157] pci 0000:24:00.1: BAR 6: assigned [mem 0xd4700000-0xd4707fff 
> pref]
> [    8.903159] pci 0000:00:1c.2: PCI bridge to [bus 24-24]
> [    8.903161] pci 0000:00:1c.2:   bridge window [io  disabled]
> [    8.903171] pci 0000:00:1c.2:   bridge window [mem 0xd4200000-0xd42fffff]
> [    8.903179] pci 0000:00:1c.2:   bridge window [mem 0xd4700000-0xd47fffff 
> pref]
> [    8.903191] pci 0000:00:1c.3: PCI bridge to [bus 25-25]
> [    8.903193] pci 0000:00:1c.3:   bridge window [io  disabled]
> [    8.903204] pci 0000:00:1c.3:   bridge window [mem 0xd4100000-0xd41fffff]
> [    8.903211] pci 0000:00:1c.3:   bridge window [mem pref disabled]
> [    8.903224] pci 0000:00:1c.7: PCI bridge to [bus 26-26]
> [    8.903225] pci 0000:00:1c.7:   bridge window [io  disabled]
> [    8.903237] pci 0000:00:1c.7:   bridge window [mem 0xd4000000-0xd40fffff]
> [    8.903244] pci 0000:00:1c.7:   bridge window [mem pref disabled]
> [    8.903316] pci 0000:00:01.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
> [    8.903336] pci 0000:00:1c.0: enabling device (0000 -> 0002)
> [    8.903389] pci 0000:00:1c.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17
> [    8.903411] pci 0000:00:1c.1: enabling device (0000 -> 0003)
> [    8.903418] xen_map_pirq_gsi: returning irq 16 for gsi 16
> [    8.903421] Already setup the GSI :16
> [    8.903423] pci 0000:00:1c.1: PCI INT B -> GSI 16 (level, low) -> IRQ 16
> [    8.903492] pci 0000:00:1c.2: PCI INT C -> GSI 18 (level, low) -> IRQ 18
> [    8.903562] pci 0000:00:1c.3: PCI INT D -> GSI 19 (level, low) -> IRQ 19
> [    8.903583] xen_map_pirq_gsi: returning irq 19 for gsi 19
> [    8.903586] Already setup the GSI :19
> [    8.903588] pci 0000:00:1c.7: PCI INT D -> GSI 19 (level, low) -> IRQ 19
> [    8.903677] NET: Registered protocol family 2
> [    8.903719] IP route cache hash table entries: 65536 (order: 7, 524288 
> bytes)
> [    8.903863] TCP established hash table entries: 262144 (order: 10, 4194304 
> bytes)
> [    8.904442] TCP bind hash table entries: 65536 (order: 8, 1048576 bytes)
> [    8.904588] TCP: Hash tables configured (established 262144 bind 65536)
> [    8.904590] TCP reno registered
> [    8.904593] UDP hash table entries: 4096 (order: 5, 131072 bytes)
> [    8.904616] UDP-Lite hash table entries: 4096 (order: 5, 131072 bytes)
> [    8.904706] NET: Registered protocol family 1
> [    9.395640] Trying to unpack rootfs image as initramfs...
> [    9.654982] Freeing initrd memory: 314240k freed
> [    9.725500] audit: initializing netlink socket (disabled)
> [    9.730831] type=2000 audit(1308325335.610:1): initialized
> [    9.754277] HugeTLB registered 2 MB page size, pre-allocated 0 pages
> [    9.761827] VFS: Disk quotas dquot_6.5.2
> [    9.765702] Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
> [    9.772638] fuse init (API version 7.16)
> [    9.776533] msgmni has been set to 1606
> [    9.780636] Block layer SCSI generic (bsg) driver version 0.4 loaded 
> (major 253)
> [    9.787928] io scheduler noop registered
> [    9.791909] io scheduler deadline registered
> [    9.796263] io scheduler cfq registered (default)
> [    9.802627] pcieport 0000:00:01.0: Signaling PME through PCIe PME interrupt
> [    9.809489] pci 0000:01:00.0: Signaling PME through PCIe PME interrupt
> [    9.816066] pci 0000:01:00.1: Signaling PME through PCIe PME interrupt
> [    9.822704] pcieport 0000:00:1c.0: Signaling PME through PCIe PME interrupt
> [    9.829713] pcieport 0000:00:1c.1: Signaling PME through PCIe PME interrupt
> [    9.836711] pcieport 0000:00:1c.2: Signaling PME through PCIe PME interrupt
> [    9.843672] pci 0000:24:00.0: Signaling PME through PCIe PME interrupt
> [    9.850248] pci 0000:24:00.1: Signaling PME through PCIe PME interrupt
> [    9.856826] pci 0000:24:00.2: Signaling PME through PCIe PME interrupt
> [    9.863462] pcieport 0000:00:1c.3: Signaling PME through PCIe PME interrupt
> [    9.870414] pci 0000:25:00.0: Signaling PME through PCIe PME interrupt
> [    9.877048] pcieport 0000:00:1c.7: Signaling PME through PCIe PME interrupt
> [    9.883999] pci 0000:26:00.0: Signaling PME through PCIe PME interrupt
> [    9.890598] pci_hotplug: PCI Hot Plug PCI Core version: 0.5
> [    9.896286] pciehp 0000:00:1c.1:pcie04: HPC vendor_id 8086 device_id 1c12 
> ss_vid 103c ss_did 161c
> [    9.905164] pciehp: PCI Express Hot Plug Controller Driver version: 0.4
> [    9.911836] efifb: probing for efifb
> [    9.916588] efifb: framebuffer at 0xc0000000, mapped to 
> 0xffffc90010100000, using 3072k, total 3072k
> [    9.925612] efifb: mode is 1024x768x32, linelength=4096, pages=1
> [    9.931669] efifb: scrolling: redraw
> [    9.935304] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0
> [    9.940954] fb0: EFI VGA frame buffer device
> [    9.945411] ACPI: Deprecated procfs I/F for AC is loaded, please retry 
> with CONFIG_ACPI_PROCFS_POWEd
> [    9.955232] ACPI: AC Adapter [AC] (on-line)
> [    9.959655] input: Sleep Button as 
> /devices/LNXSYSTM:00/device:00/PNP0C0E:00/input/input0
> [    9.967728] ACPI: Sleep Button [SLPB]
> [    9.971495] input: Lid Switch as 
> /devices/LNXSYSTM:00/device:00/PNP0C0D:00/input/input1
> [    9.979544] ACPI: Lid Switch [LID]
> [    9.982988] input: Power Button as 
> /devices/LNXSYSTM:00/LNXPWRBN:00/input/input2
> [    9.990401] ACPI: Power Button [PWRF]
> [   10.016393] thermal LNXTHERM:00: registered as thermal_zone0
> [   10.021957] ACPI: Thermal Zone [CPUZ] (57 C)
> [   10.045384] thermal LNXTHERM:01: registered as thermal_zone1
> [   10.050947] ACPI: Thermal Zone [GFXZ] (49 C)
> [   10.065339] thermal LNXTHERM:02: registered as thermal_zone2
> [   10.070902] ACPI: Thermal Zone [EXTZ] (45 C)
> [   10.085334] thermal LNXTHERM:03: registered as thermal_zone3
> [   10.090897] ACPI: Thermal Zone [LOCZ] (46 C)
> [   10.105369] thermal LNXTHERM:04: registered as thermal_zone4
> [   10.110932] ACPI: Thermal Zone [BATZ] (30 C)
> [   10.115545] thermal LNXTHERM:05: registered as thermal_zone5
> [   10.121107] ACPI: Thermal Zone [PCHZ] (61 C)
> [   10.125538] thermal LNXTHERM:06: registered as thermal_zone6
> [   10.131147] ACPI: Thermal Zone [DM1Z] (0 C)
> [   10.135494] thermal LNXTHERM:07: registered as thermal_zone7
> [   10.141099] ACPI: Thermal Zone [DM2Z] (0 C)
> [   10.145375] ERST: Table is not found!
> [   10.149120] Event-channel device installed.
> [   10.153512] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
> [   10.196593] ACPI: Deprecated procfs I/F for battery is loaded, please 
> retry with CONFIG_ACPI_PROCFSd
> [   10.206746] ACPI: Battery Slot [BAT0] (battery present)
> [   10.212103] ACPI: Deprecated procfs I/F for battery is loaded, please 
> retry with CONFIG_ACPI_PROCFSd
> [   10.222322] ACPI: Battery Slot [BAT1] (battery absent)
> [   10.259604] serial 0000:00:16.3: enabling device (0000 -> 0003)
> [   10.265435] xen_map_pirq_gsi: returning irq 19 for gsi 19
> [   10.270889] Already setup the GSI :19
> [   10.274601] serial 0000:00:16.3: PCI INT B -> GSI 19 (level, low) -> IRQ 19
> [   10.302402] 0000:00:16.3: ttyS0 at I/O 0x5050 (irq = 19) is a 16550A
> [   10.308881] hpet_acpi_add: no address or irqs in _CRS
> [   10.314481] brd: module loaded
> [   10.317746] loop: module loaded
> [   10.321213] xen_map_pirq_gsi: returning irq 19 for gsi 19
> [   10.326519] Already setup the GSI :19
> [   10.330239] ahci 0000:00:1f.2: PCI INT B -> GSI 19 (level, low) -> IRQ 19
> [   10.337229] ahci: SSS flag set, parallel bus scan disabled
> [   10.349482] ahci 0000:00:1f.2: AHCI 0001.0300 32 slots 6 ports 6 Gbps 0x3b 
> impl SATA mode
> [   10.357558] ahci 0000:00:1f.2: flags: 64bit ncq sntf stag pm led clo pio 
> slum part ems sxs apst 
> [   10.429849] scsi0 : ahci
> [   10.432390] scsi1 : ahci
> [   10.434961] scsi2 : ahci
> [   10.437554] scsi3 : ahci
> [   10.440148] scsi4 : ahci
> [   10.442753] scsi5 : ahci
> [   10.445576] ata1: SATA max UDMA/133 abar m2048@0xd4527000 port 0xd4527100 
> irq 300
> [   10.452959] ata2: SATA max UDMA/133 abar m2048@0xd4527000 port 0xd4527180 
> irq 300
> [   10.460484] ata3: DUMMY
> [   10.462996] ata4: SATA max UDMA/133 abar m2048@0xd4527000 port 0xd4527280 
> irq 300
> [   10.470525] ata5: SATA max UDMA/133 abar m2048@0xd4527000 port 0xd4527300 
> irq 300
> [   10.478054] ata6: SATA max UDMA/133 abar m2048@0xd4527000 port 0xd4527380 
> irq 300
> [   10.485943] Fixed MDIO Bus: probed
> [   10.489532] tun: Universal TUN/TAP device driver, 1.6
> [   10.494488] tun: (C) 1999-2004 Max Krasnyansky <maxk@xxxxxxxxxxxx>
> [   10.500813] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
> [   10.507319] xen_map_pirq_gsi: returning irq 16 for gsi 16
> [   10.512761] Already setup the GSI :16
> [   10.516472] ehci_hcd 0000:00:1a.0: PCI INT A -> GSI 16 (level, low) -> IRQ 
> 16
> [   10.523693] ehci_hcd 0000:00:1a.0: EHCI Host Controller
> [   10.528962] ehci_hcd 0000:00:1a.0: new USB bus registered, assigned bus 
> number 1
> [   10.536442] ehci_hcd 0000:00:1a.0: debug port 2
> [   10.544904] ehci_hcd 0000:00:1a.0: irq 16, io mem 0xd4529000
> [   10.554361] ehci_hcd 0000:00:1a.0: USB 2.0 started, EHCI 1.00
> [   10.560101] hub 1-0:1.0: USB hub found
> [   10.563819] hub 1-0:1.0: 3 ports detected
> [   10.567941] xen_map_pirq_gsi: returning irq 16 for gsi 16
> [   10.573348] Already setup the GSI :16
> [   10.577060] ehci_hcd 0000:00:1d.0: PCI INT A -> GSI 16 (level, low) -> IRQ 
> 16
> [   10.584275] ehci_hcd 0000:00:1d.0: EHCI Host Controller
> [   10.589545] ehci_hcd 0000:00:1d.0: new USB bus registered, assigned bus 
> number 2
> [   10.597023] ehci_hcd 0000:00:1d.0: debug port 2
> [   10.605447] ehci_hcd 0000:00:1d.0: irq 16, io mem 0xd4528000
> [   10.629438] ehci_hcd 0000:00:1d.0: USB 2.0 started, EHCI 1.00
> [   10.635163] hub 2-0:1.0: USB hub found
> [   10.638900] hub 2-0:1.0: 3 ports detected
> [   10.643027] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
> [   10.649205] uhci_hcd: USB Universal Host Controller Interface driver
> [   10.655678] i8042: PNP: PS/2 Controller [PNP0303:PS2K,PNP0f13:PS2M] at 
> 0x60,0x64 irq 1,12
> [   10.665726] i8042: Detected active multiplexing controller, rev 1.1
> [   10.672626] serio: i8042 KBD port at 0x60,0x64 irq 1
> [   10.677501] serio: i8042 AUX0 port at 0x60,0x64 irq 12
> [   10.682724] serio: i8042 AUX1 port at 0x60,0x64 irq 12
> [   10.687897] serio: i8042 AUX2 port at 0x60,0x64 irq 12
> [   10.693074] serio: i8042 AUX3 port at 0x60,0x64 irq 12
> [   10.698364] mousedev: PS/2 mouse device common for all mice
> [   10.704018] rtc_cmos 00:08: RTC can wake from S4
> [   10.708710] rtc_cmos 00:08: rtc core: registered rtc_cmos as rtc0
> [   10.714796] rtc0: alarms up to one month, y3k, 242 bytes nvram
> [   10.720675] device-mapper: uevent: version 1.0.3
> [   10.725350] device-mapper: ioctl: 4.20.0-ioctl (2011-02-02) initialised: 
> dm-devel@xxxxxxxxxx
> [   10.733856] device-mapper: multipath: version 1.3.0 loaded
> [   10.739286] device-mapper: multipath round-robin: version 1.0.0 loaded
> [   10.745987] cpuidle: using governor ladder
> [   10.750018] cpuidle: using governor menu
> [   10.753998] EFI Variables Facility v0.08 2004-May-17
> [   10.759196] TCP cubic registered
> [   10.762335] NET: Registered protocol family 17
> [   10.766875] Registering the dns_resolver key type
> [   10.766899] input: AT Translated Set 2 keyboard as 
> /devices/platform/i8042/serio0/input/input3
> [   10.780331] registered taskstats version 1
> [   10.785121]   Magic number: 15:551:740
> [   10.788886] rtc_cmos 00:08: setting system clock to 2011-06-17 15:42:15 
> UTC (1308325335)
> [   10.797506] BIOS EDD facility v0.16 2004-Jun-25, 0 devices found
> [   10.803414] EDD information not available.
> [   10.819453] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
> [   10.826583] ata1.00: ACPI cmd 00/00:00:00:00:00:a0 (NOP) rejected by 
> device (Stat=0x51 Err=0x04)
> [   10.835454] ata1.00: ATA-8: ST9250410AS, 0006HPM1, max UDMA/100
> [   10.841281] ata1.00: 488397168 sectors, multi 16: LBA48 NCQ (depth 31/32), 
> AA
> [   10.849586] ata1.00: ACPI cmd 00/00:00:00:00:00:a0 (NOP) rejected by 
> device (Stat=0x51 Err=0x04)
> [   10.858478] ata1.00: configured for UDMA/100
> [   10.879644] scsi 0:0:0:0: Direct-Access     ATA      ST9250410AS      0006 
> PQ: 0 ANSI: 5
> [   10.887726] sd 0:0:0:0: Attached scsi generic sg0 type 0
> [   10.893115] sd 0:0:0:0: [sda] 488397168 512-byte logical blocks: (250 
> GB/232 GiB)
> [   10.899416] usb 1-1: new high speed USB device number 2 using ehci_hcd
> [   10.907181] sd 0:0:0:0: [sda] Write Protect is off
> [   10.911991] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, 
> doesn't support DPO or FUA
> [   11.050122] hub 1-1:1.0: USB hub found
> [   11.053924] hub 1-1:1.0: 6 ports detected
> [   11.169448] usb 2-1: new high speed USB device number 2 using ehci_hcd
> [   11.239458] ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
> [   11.245609]  sda: sda1 sda2 sda3
> [   11.247854] ata2.00: ACPI cmd 00/00:00:00:00:00:a0 (NOP) rejected by 
> device (Stat=0x51 Err=0x04)
> [   11.247857] ata2.00: ATAPI: hp       CDDVDW TS-L633R, 0300, max UDMA/100
> [   11.250450] ata2.00: ACPI cmd 00/00:00:00:00:00:a0 (NOP) rejected by 
> device (Stat=0x51 Err=0x04)
> [   11.250453] ata2.00: configured for UDMA/100
> [   11.277871] sd 0:0:0:0: [sda] Attached SCSI disk
> [   11.279595] scsi 1:0:0:0: CD-ROM            hp       CDDVDW TS-L633R  0300 
> PQ: 0 ANSI: 5
> [   11.282659] sr0: scsi3-mmc drive: 24x/24x writer dvd-ram cd/rw xa/form2 
> cdda tray
> [   11.282662] cdrom: Uniform CD-ROM driver Revision: 3.20
> [   11.282767] sr 1:0:0:0: Attached scsi generic sg1 type 5
> [   11.319906] hub 2-1:1.0: USB hub found
> [   11.323665] hub 2-1:1.0: 8 ports detected
> [   11.419554] usb 1-1.1: new full speed USB device number 3 using ehci_hcd
> [   11.609535] usb 1-1.4: new high speed USB device number 4 using ehci_hcd
> [   11.629466] ata4: SATA link down (SStatus 0 SControl 300)
> [   11.720084] hub 1-1.4:1.0: USB hub found
> [   11.724037] hub 1-1.4:1.0: 2 ports detected
> [   11.819674] usb 1-1.6: new high speed USB device number 5 using ehci_hcd
> [   11.930214] hub 1-1.6:1.0: USB hub found
> [   11.934150] hub 1-1.6:1.0: 4 ports detected
> [   11.979451] ata5: SATA link down (SStatus 0 SControl 300)
> [   12.019647] usb 2-1.6: new full speed USB device number 3 using ehci_hcd
> [   12.329446] ata6: SATA link down (SStatus 0 SControl 300)
> [   12.335088] Freeing unused kernel memory: 792k freed
> [   12.340050] Write protecting the kernel read-only data: 10240k
> [   12.350285] Freeing unused kernel memory: 584k freed
> [   12.355841] Freeing unused kernel memory: 1620k freed
> Loading, please wait...
> [   12.407463] udev[91]: starting version 167
> [   12.499640] acpi device:02: registered as cooling_device4
> [   12.506059] input: Video Bus as 
> /devices/LNXSYSTM:00/device:00/PNP0A08:00/device:01/LNXVIDEO:00/inp4
> [   12.513748] Linux agpgart interface v0.103
> [   12.521951] ACPI: Video Device [DGFX] (multi-head: yes  rom: no  post: no)
> [   12.542481] sdhci: Secure Digital Host Controller Interface driver
> [   12.548574] sdhci: Copyright(c) Pierre Ossman
> [   12.556178] e1000e: Intel(R) PRO/1000 Network Driver - 1.3.10-k2
> [   12.562097] e1000e: Copyright(c) 1999 - 2011 Intel Corporation.
> [   12.572652] sdhci-pci 0000:24:00.1: SDHCI controller found [197b:2392] 
> (rev 30)
> [   12.579726] e1000e 0000:00:19.0: PCI INT A -> GSI 20 (level, low) -> IRQ 20
> [   12.586909] sdhci-pci 0000:24:00.1: enabling device (0000 -> 0002)
> [   12.593120] xen_map_pirq_gsi: returning irq 18 for gsi 18
> [   12.598594] Already setup the GSI :18
> [   12.602284] sdhci-pci 0000:24:00.1: PCI INT A -> GSI 18 (level, low) -> 
> IRQ 18
> [   12.617871] mmc0: no vmmc regulator found
> [   12.621931] mmc0: SDHCI controller on PCI [0000:24:00.1] using DMA
> [   12.629440] sdhci-pci 0000:24:00.2: SDHCI controller found [197b:2391] 
> (rev 30)
> [   12.636734] xen_map_pirq_gsi: returning irq 18 for gsi 18
> [   12.636741] Already setup the GSI :18
> [   12.636746] sdhci-pci 0000:24:00.2: PCI INT A -> GSI 18 (level, low) -> 
> IRQ 18
> [   12.636755] sdhci-pci 0000:24:00.2: Refusing to bind to secondary 
> interface.
> [   12.636768] sdhci-pci 0000:24:00.2: PCI INT A disabled
> [   12.636830] xen_map_pirq_gsi: returning irq 18 for gsi 18
> [   12.636838] Already setup the GSI :18
> [   12.636842] firewire_ohci 0000:24:00.0: PCI INT A -> GSI 18 (level, low) 
> -> IRQ 18
> [   12.682933] Console: switching to colour frame buffer device 128x48
> [   12.691488] firewire_ohci: Added fw-ohci device 0000:24:00.0, OHCI v1.10, 
> 4 IR + 4 IT contexts, qui0
> [   12.848534] e1000e 0000:00:19.0: eth0: (PCI Express:2.5GT/s:Width x1) 
> 88:88:88:88:87:88
> [   12.856437] e1000e 0000:00:19.0: eth0: Intel(R) PRO/1000 Network Connection
> [   12.863495] e1000e 0000:00:19.0: eth0: MAC: 10, PHY: 11, PBA No: FFFFFF-0FF
> Begin: Loading essential drivers ... done.
> Begin: Running /scripts/init-premount ... done.
> Begin: Mounting root file system ... Begin: Running /scripts/local-top ... 
> done.
> Begin: Running /scripts/local-premount ... done.
> [   13.147028] EXT4-fs (sda2): mounted filesystem with ordered data mode. 
> Opts: (null)
> Begin: Running /scripts/local-bottom ... done.
> done.

> _______________________________________________
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> Xen-devel@xxxxxxxxxxxxxxxxxxx
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