Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759174Ab0DHVkc (ORCPT ); Thu, 8 Apr 2010 17:40:32 -0400 Received: from straum.hexapodia.org ([207.7.131.186]:35773 "EHLO straum.hexapodia.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758650Ab0DHVk3 (ORCPT ); Thu, 8 Apr 2010 17:40:29 -0400 Date: Thu, 8 Apr 2010 14:40:29 -0700 From: Andy Isaacson To: Bjorn Helgaas Cc: Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , linux-pci@vger.kernel.org, x86@kernel.org, linux-kernel@vger.kernel.org, Yinghai Lu , Thomas Renninger Subject: Re: [PATCH] x86: Reserve legacy VGA MMIO area for x86_64 as well as x86_32 Message-ID: <20100408214028.GQ29192@hexapodia.org> References: <20100407210628.28364.96982.stgit@bob.kio> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20100407210628.28364.96982.stgit@bob.kio> X-GPG-Fingerprint: 1914 0645 FD53 C18E EEEF C402 4A69 B1F3 68D2 A63F X-GPG-Key-URL: http://web.hexapodia.org/~adi/gpg.txt X-Domestic-Surveillance: money launder bomb tax evasion User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 30488 Lines: 469 On Wed, Apr 07, 2010 at 03:06:28PM -0600, Bjorn Helgaas wrote: > > Currently, we only reserve the legacy VGA area [mem 0xa0000-0xbffff] on > x86_32. But this legacy area is also used on x86_64, so this patch > reserves it there, too. > > If we don't reserve it, we may mistakenly move a PCI device to that area, > as we did here: > > pci_root PNP0A03:00: host bridge window [mem 0xff980800-0xff980bff] > pci_root PNP0A03:00: host bridge window [mem 0xff97c000-0xff97ffff] > pci 0000:00:1f.2: no compatible bridge window for [mem 0xff970000-0xff9707ff] > pci 0000:00:1f.2: BAR 5: assigned [mem 0x000a0000-0x000a07ff] > > as reported by Andy Isaacson at http://lkml.org/lkml/2010/4/6/375 > > I think the fact that the BAR is not within a host bridge window is a > BIOS defect, and it's now more visible because we have "pci=use_crs" as > the default. Using "pci=nocrs" is a workaround, because then we won't > attempt to move the device. This patch doesn't fix the T3400. [ 0.000000] Initializing cgroup subsys cpuset [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Linux version 2.6.34-rc3-00300-g29dc2a0 (andy@farthing) (gcc version 4.3.3 (Debian 4.3.3-5) ) #6 SMP Thu Apr 8 14:22:20 PDT 2010 [ 0.000000] Command line: BOOT_IMAGE=/vmlinuz-2.6.34-rc3-00300-g29dc2a0 root=UUID=a2359eda-9295-451c-924f-c181c6f49d0d ro console=tty0 console=ttyS0,115200 [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: 0000000000000000 - 000000000009ec00 (usable) [ 0.000000] BIOS-e820: 00000000000f0000 - 0000000000100000 (reserved) [ 0.000000] BIOS-e820: 0000000000100000 - 00000000bfe01c00 (usable) [ 0.000000] BIOS-e820: 00000000bfe01c00 - 00000000bfe53c00 (ACPI NVS) [ 0.000000] BIOS-e820: 00000000bfe53c00 - 00000000bfe55c00 (ACPI data) [ 0.000000] BIOS-e820: 00000000bfe55c00 - 00000000c0000000 (reserved) [ 0.000000] BIOS-e820: 00000000e0000000 - 00000000f0000000 (reserved) [ 0.000000] BIOS-e820: 00000000fec00000 - 00000000fed00400 (reserved) [ 0.000000] BIOS-e820: 00000000fed20000 - 00000000feda0000 (reserved) [ 0.000000] BIOS-e820: 00000000fee00000 - 00000000fef00000 (reserved) [ 0.000000] BIOS-e820: 00000000ffb00000 - 0000000100000000 (reserved) [ 0.000000] BIOS-e820: 0000000100000000 - 00000001bc000000 (usable) [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] DMI 2.5 present. [ 0.000000] No AGP bridge found [ 0.000000] last_pfn = 0x1bc000 max_arch_pfn = 0x400000000 [ 0.000000] x86 PAT enabled: cpu 0, old 0x7040600070406, new 0x7010600070106 [ 0.000000] last_pfn = 0xbfe01 max_arch_pfn = 0x400000000 [ 0.000000] found SMP MP-table at [ffff8800000fe710] fe710 [ 0.000000] init_memory_mapping: 0000000000000000-00000000bfe01000 [ 0.000000] init_memory_mapping: 0000000100000000-00000001bc000000 [ 0.000000] RAMDISK: 37c8e000 - 37ff0000 [ 0.000000] ACPI: RSDP 00000000000febf0 00024 (v02 DELL ) [ 0.000000] ACPI: XSDT 00000000000fcea4 0006C (v01 DELL B9K 00000015 ASL 00000061) [ 0.000000] ACPI: FACP 00000000000fcfcc 000F4 (v03 DELL B9K 00000015 ASL 00000061) [ 0.000000] ACPI: DSDT 00000000fff5aafd 03794 (v01 DELL dt_ex 00001000 INTL 20050624) [ 0.000000] ACPI: FACS 00000000bfe01c00 00040 [ 0.000000] ACPI: SSDT 00000000fff5e291 00099 (v01 DELL st_ex 00001000 INTL 20050624) [ 0.000000] ACPI: APIC 00000000000fd0c0 00092 (v01 DELL B9K 00000015 ASL 00000061) [ 0.000000] ACPI: BOOT 00000000000fd152 00028 (v01 DELL B9K 00000015 ASL 00000061) [ 0.000000] ACPI: ASF! 00000000000fd17a 00096 (v32 DELL B9K 00000015 ASL 00000061) [ 0.000000] ACPI: MCFG 00000000000fd210 0003E (v01 DELL B9K 00000015 ASL 00000061) [ 0.000000] ACPI: HPET 00000000000fd24e 00038 (v01 DELL B9K 00000015 ASL 00000061) [ 0.000000] ACPI: TCPA 00000000000fd4aa 00032 (v01 DELL B9K 00000015 ASL 00000061) [ 0.000000] ACPI: SLIC 00000000000fd286 00176 (v01 DELL B9K 00000015 ASL 00000061) [ 0.000000] No NUMA configuration found [ 0.000000] Faking a node at 0000000000000000-00000001bc000000 [ 0.000000] Initmem setup node 0 0000000000000000-00000001bc000000 [ 0.000000] NODE_DATA [0000000100000000 - 0000000100004fff] [ 0.000000] Zone PFN ranges: [ 0.000000] DMA 0x00000001 -> 0x00001000 [ 0.000000] DMA32 0x00001000 -> 0x00100000 [ 0.000000] Normal 0x00100000 -> 0x001bc000 [ 0.000000] Movable zone start PFN for each node [ 0.000000] early_node_map[3] active PFN ranges [ 0.000000] 0: 0x00000001 -> 0x0000009e [ 0.000000] 0: 0x00000100 -> 0x000bfe01 [ 0.000000] 0: 0x00100000 -> 0x001bc000 [ 0.000000] ACPI: PM-Timer IO Port: 0x808 [ 0.000000] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] enabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x03] lapic_id[0x02] enabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x04] lapic_id[0x03] enabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x05] lapic_id[0x00] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x06] lapic_id[0x01] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x07] lapic_id[0x02] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x08] lapic_id[0x03] disabled) [ 0.000000] ACPI: LAPIC_NMI (acpi_id[0xff] high level lint[0x1]) [ 0.000000] ACPI: IOAPIC (id[0x08] address[0xfec00000] gsi_base[0]) [ 0.000000] IOAPIC[0]: apic_id 8, version 32, address 0xfec00000, GSI 0-23 [ 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: 0x8086a301 base: 0xfed00000 [ 0.000000] SMP: Allowing 8 CPUs, 4 hotplug CPUs [ 0.000000] PM: Registered nosave memory: 000000000009e000 - 00000000000f0000 [ 0.000000] PM: Registered nosave memory: 00000000000f0000 - 0000000000100000 [ 0.000000] PM: Registered nosave memory: 00000000bfe01000 - 00000000bfe02000 [ 0.000000] PM: Registered nosave memory: 00000000bfe02000 - 00000000bfe53000 [ 0.000000] PM: Registered nosave memory: 00000000bfe53000 - 00000000bfe54000 [ 0.000000] PM: Registered nosave memory: 00000000bfe54000 - 00000000bfe55000 [ 0.000000] PM: Registered nosave memory: 00000000bfe55000 - 00000000bfe56000 [ 0.000000] PM: Registered nosave memory: 00000000bfe56000 - 00000000c0000000 [ 0.000000] PM: Registered nosave memory: 00000000c0000000 - 00000000e0000000 [ 0.000000] PM: Registered nosave memory: 00000000e0000000 - 00000000f0000000 [ 0.000000] PM: Registered nosave memory: 00000000f0000000 - 00000000fec00000 [ 0.000000] PM: Registered nosave memory: 00000000fec00000 - 00000000fed00000 [ 0.000000] PM: Registered nosave memory: 00000000fed00000 - 00000000fed20000 [ 0.000000] PM: Registered nosave memory: 00000000fed20000 - 00000000feda0000 [ 0.000000] PM: Registered nosave memory: 00000000feda0000 - 00000000fee00000 [ 0.000000] PM: Registered nosave memory: 00000000fee00000 - 00000000fef00000 [ 0.000000] PM: Registered nosave memory: 00000000fef00000 - 00000000ffb00000 [ 0.000000] PM: Registered nosave memory: 00000000ffb00000 - 0000000100000000 [ 0.000000] Allocating PCI resources starting at c0000000 (gap: c0000000:20000000) [ 0.000000] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:8 nr_node_ids:1 [ 0.000000] PERCPU: Embedded 27 pages/cpu @ffff880001e00000 s81896 r8192 d20504 u262144 [ 0.000000] pcpu-alloc: s81896 r8192 d20504 u262144 alloc=1*2097152 [ 0.000000] pcpu-alloc: [0] 0 1 2 3 4 5 6 7 [ 0.000000] Built 1 zonelists in Node order, mobility grouping on. Total pages: 1531006 [ 0.000000] Policy zone: Normal [ 0.000000] Kernel command line: BOOT_IMAGE=/vmlinuz-2.6.34-rc3-00300-g29dc2a0 root=UUID=a2359eda-9295-451c-924f-c181c6f49d0d ro console=tty0 console=ttyS0,115200 [ 0.000000] PID hash table entries: 4096 (order: 3, 32768 bytes) [ 0.000000] Checking aperture... [ 0.000000] No AGP bridge found [ 0.000000] Subtract (62 early reservations) [ 0.000000] #1 [0001000000 - 0001db1128] TEXT DATA BSS [ 0.000000] #2 [0037c8e000 - 0037ff0000] RAMDISK [ 0.000000] #3 [0001db2000 - 0001db21a8] BRK [ 0.000000] #4 [00000fe720 - 0000100000] BIOS reserved [ 0.000000] #5 [00000fe710 - 00000fe720] MP-table mpf [ 0.000000] #6 [000009ec00 - 00000f0000] BIOS reserved [ 0.000000] #7 [00000f0304 - 00000fe710] BIOS reserved [ 0.000000] #8 [00000f0000 - 00000f0304] MP-table mpc [ 0.000000] #9 [0000001000 - 0000003000] TRAMPOLINE [ 0.000000] #10 [0000003000 - 0000007000] ACPI WAKEUP [ 0.000000] #11 [0000008000 - 000000b000] PGTABLE [ 0.000000] #12 [000000b000 - 000000e000] PGTABLE [ 0.000000] #13 [0100000000 - 0100005000] NODE_DATA [ 0.000000] #14 [0001db21c0 - 0001db31c0] BOOTMEM [ 0.000000] #15 [0001db1140 - 0001db15c0] BOOTMEM [ 0.000000] #16 [0100005000 - 0100006000] BOOTMEM [ 0.000000] #17 [0100006000 - 0100007000] BOOTMEM [ 0.000000] #18 [0100200000 - 0105600000] MEMMAP 0 [ 0.000000] #19 [0001db15c0 - 0001db1740] BOOTMEM [ 0.000000] #20 [0001db31c0 - 0001dcb1c0] BOOTMEM [ 0.000000] #21 [0001dcb1c0 - 0001de31c0] BOOTMEM [ 0.000000] #22 [0001de4000 - 0001de5000] BOOTMEM [ 0.000000] #23 [0001db1740 - 0001db1781] BOOTMEM [ 0.000000] #24 [0001db17c0 - 0001db1803] BOOTMEM [ 0.000000] #25 [0001db1840 - 0001db1b18] BOOTMEM [ 0.000000] #26 [0001db1b40 - 0001db1ba8] BOOTMEM [ 0.000000] #27 [0001db1bc0 - 0001db1c28] BOOTMEM [ 0.000000] #28 [0001db1c40 - 0001db1ca8] BOOTMEM [ 0.000000] #29 [0001db1cc0 - 0001db1d28] BOOTMEM [ 0.000000] #30 [0001db1d40 - 0001db1da8] BOOTMEM [ 0.000000] #31 [0001db1dc0 - 0001db1e28] BOOTMEM [ 0.000000] #32 [0001db1e40 - 0001db1ea8] BOOTMEM [ 0.000000] #33 [0001db1ec0 - 0001db1f28] BOOTMEM [ 0.000000] #34 [0001db1f40 - 0001db1fa8] BOOTMEM [ 0.000000] #35 [0001de31c0 - 0001de3228] BOOTMEM [ 0.000000] #36 [0001de3240 - 0001de32a8] BOOTMEM [ 0.000000] #37 [0001de32c0 - 0001de3328] BOOTMEM [ 0.000000] #38 [0001db1fc0 - 0001db1fe0] BOOTMEM [ 0.000000] #39 [0001de3340 - 0001de3360] BOOTMEM [ 0.000000] #40 [0001de3380 - 0001de3402] BOOTMEM [ 0.000000] #41 [0001de3440 - 0001de34c2] BOOTMEM [ 0.000000] #42 [0001e00000 - 0001e1b000] BOOTMEM [ 0.000000] #43 [0001e40000 - 0001e5b000] BOOTMEM [ 0.000000] #44 [0001e80000 - 0001e9b000] BOOTMEM [ 0.000000] #45 [0001ec0000 - 0001edb000] BOOTMEM [ 0.000000] #46 [0001f00000 - 0001f1b000] BOOTMEM [ 0.000000] #47 [0001f40000 - 0001f5b000] BOOTMEM [ 0.000000] #48 [0001f80000 - 0001f9b000] BOOTMEM [ 0.000000] #49 [0001fc0000 - 0001fdb000] BOOTMEM [ 0.000000] #50 [0001de3500 - 0001de3508] BOOTMEM [ 0.000000] #51 [0001de3540 - 0001de3548] BOOTMEM [ 0.000000] #52 [0001de3580 - 0001de35a0] BOOTMEM [ 0.000000] #53 [0001de35c0 - 0001de3600] BOOTMEM [ 0.000000] #54 [0001de3600 - 0001de3720] BOOTMEM [ 0.000000] #55 [0001de3740 - 0001de3788] BOOTMEM [ 0.000000] #56 [0001de37c0 - 0001de3808] BOOTMEM [ 0.000000] #57 [0001de5000 - 0001ded000] BOOTMEM [ 0.000000] #58 [0001fdb000 - 0005fdb000] BOOTMEM [ 0.000000] #59 [0001e1b000 - 0001e3b000] BOOTMEM [ 0.000000] #60 [0005fdb000 - 000601b000] BOOTMEM [ 0.000000] #61 [000000f000 - 0000017000] BOOTMEM [ 0.000000] Memory: 6052848k/7274496k available (5342k kernel code, 1051016k absent, 170632k reserved, 6534k data, 612k init) [ 0.000000] SLUB: Genslabs=14, HWalign=64, Order=0-3, MinObjects=0, CPUs=8, Nodes=1 [ 0.000000] Hierarchical RCU implementation. [ 0.000000] NR_IRQS:2304 [ 0.000000] Console: colour VGA+ 80x25 [ 0.000000] console [tty0] enabled [ 0.000000] console [ttyS0] enabled [ 0.000000] Fast TSC calibration using PIT [ 0.000000] Detected 2394.110 MHz processor. [ 0.002005] Calibrating delay loop (skipped), value calculated using timer frequency.. 4788.22 BogoMIPS (lpj=2394110) [ 0.004021] Security Framework initialized [ 0.005005] SELinux: Initializing. [ 0.007315] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes) [ 0.013568] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes) [ 0.017320] Mount-cache hash table entries: 256 [ 0.018183] Initializing cgroup subsys ns [ 0.019007] Initializing cgroup subsys cpuacct [ 0.020005] Initializing cgroup subsys blkio [ 0.021033] CPU: Physical Processor ID: 0 [ 0.022002] CPU: Processor Core ID: 0 [ 0.023003] using mwait in idle threads. [ 0.024002] Performance Events: Core2 events, Intel PMU driver. [ 0.027003] ... version: 2 [ 0.028002] ... bit width: 40 [ 0.029002] ... generic registers: 2 [ 0.030002] ... value mask: 000000ffffffffff [ 0.031002] ... max period: 000000007fffffff [ 0.032002] ... fixed-purpose events: 3 [ 0.033002] ... event mask: 0000000700000003 [ 0.034039] ACPI: Core revision 20100121 [ 0.201067] Setting APIC routing to flat [ 0.202471] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 0.213983] CPU0: Intel(R) Core(TM)2 Quad CPU Q6600 @ 2.40GHz stepping 0b [ 0.216999] Booting Node 0, Processors #1 #2 #3 [ 0.433006] Brought up 4 CPUs [ 0.434002] Total of 4 processors activated (19151.52 BogoMIPS). [ 0.436089] khelper used greatest stack depth: 6008 bytes left [ 0.443352] Time: 21:27:42 Date: 04/08/10 [ 0.444032] NET: Registered protocol family 16 [ 0.445035] ACPI FADT declares the system doesn't support PCIe ASPM, so disable it [ 0.446007] ACPI: bus type pci registered [ 0.448045] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0xe0000000-0xefffffff] (base 0xe0000000) [ 0.449003] PCI: MMCONFIG at [mem 0xe0000000-0xefffffff] reserved in E820 [ 0.472120] PCI: Using configuration type 1 for base access [ 0.485021] bio: create slab at 0 [ 0.517507] ACPI: BIOS _OSI(Linux) query ignored [ 0.564263] ACPI: Interpreter enabled [ 0.568002] ACPI: (supports S0 S1 S3 S4 S5) [ 0.572778] ACPI: Using IOAPIC for interrupt routing [ 0.762201] ACPI Warning: Incorrect checksum in table [TCPA] - 00, should be 87 (20100121/tbutils-314) [ 0.772002] ACPI: No dock devices found. [ 0.776002] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.795092] ACPI: PCI Root Bridge [PCI0] (0000:00) [ 0.821199] pci_root PNP0A03:00: host bridge window [io 0x0000-0x0cf7] [ 0.828002] pci_root PNP0A03:00: host bridge window [io 0x0d00-0xffff] [ 0.835002] pci_root PNP0A03:00: host bridge window [mem 0x000a0000-0x000bffff] [ 0.842002] pci_root PNP0A03:00: host bridge window [mem 0x000c0000-0x000effff] [ 0.850001] pci_root PNP0A03:00: host bridge window [mem 0x000f0000-0x000fffff] [ 0.857002] pci_root PNP0A03:00: host bridge window [mem 0xf0000000-0xfebfffff] [ 0.865001] pci_root PNP0A03:00: host bridge window [mem 0xbff00000-0xdfffffff] [ 0.872002] pci_root PNP0A03:00: host bridge window [mem 0xff980800-0xff980bff] [ 0.880001] pci_root PNP0A03:00: host bridge window [mem 0xff97c000-0xff97ffff] [ 0.887001] pci_root PNP0A03:00: host bridge window [mem 0xfed20000-0xfed9ffff] [ 0.895868] pci 0000:00:1f.0: quirk: [io 0x0800-0x087f] claimed by ICH6 ACPI/GPIO/TCO [ 0.904003] pci 0000:00:1f.0: quirk: [io 0x0880-0x08bf] claimed by ICH6 GPIO [ 0.911003] pci 0000:00:1f.0: ICH7 LPC Generic IO decode 1 PIO at 0c00 (mask 007f) [ 0.919002] pci 0000:00:1f.0: ICH7 LPC Generic IO decode 2 PIO at 00e0 (mask 0007) [ 0.927257] pci 0000:00:01.0: PCI bridge to [bus 01-01] [ 0.933033] pci 0000:00:06.0: PCI bridge to [bus 02-02] [ 0.938047] pci 0000:00:1c.0: PCI bridge to [bus 03-03] [ 0.943194] pci 0000:00:1c.5: PCI bridge to [bus 04-04] [ 0.949145] pci 0000:00:1e.0: PCI bridge to [bus 05-05] (subtractive decode) [ 2.982594] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 7 9 10 *11 12 15) [ 2.991196] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 7 9 *10 11 12 15) [ 2.999778] ACPI: PCI Interrupt Link [LNKC] (IRQs *3 4 5 6 7 9 10 11 12 15) [ 3.008382] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 7 9 10 11 12 15) *0, disabled. [ 3.018361] ACPI: PCI Interrupt Link [LNKE] (IRQs *3 4 5 6 7 9 10 11 12 15) [ 3.026772] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 7 9 10 11 12 15) *0, disabled. [ 3.036785] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 7 *9 10 11 12 15) [ 3.045542] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 *5 6 7 9 10 11 12 15) [ 3.053196] vgaarb: device added: PCI:0000:01:00.0,decodes=io+mem,owns=io+mem,locks=none [ 3.062003] vgaarb: loaded [ 3.065075] SCSI subsystem initialized [ 3.069035] usbcore: registered new interface driver usbfs [ 3.075019] usbcore: registered new interface driver hub [ 3.080021] usbcore: registered new device driver usb [ 3.086033] Advanced Linux Sound Architecture Driver Version 1.0.22.1. [ 3.093002] PCI: Using ACPI for IRQ routing [ 3.097036] pci 0000:00:1f.2: no compatible bridge window for [mem 0xff970000-0xff9707ff] [ 3.105042] Expanded resource reserved due to conflict with PCI Bus 0000:00 [ 3.113047] cfg80211: Calling CRDA to update world regulatory domain [ 3.119015] NetLabel: Initializing [ 3.124001] NetLabel: domain hash size = 128 [ 3.128001] NetLabel: protocols = UNLABELED CIPSOv4 [ 3.133011] NetLabel: unlabeled traffic allowed by default [ 3.139004] HPET: 4 timers in total, 0 timers will be used for per-cpu timer [ 3.146004] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0, 0 [ 3.151372] hpet0: 4 comparators, 64-bit 14.318180 MHz counter [ 3.160021] Switching to clocksource tsc [ 3.173645] pnp: PnP ACPI init [ 3.176899] ACPI: bus type pnp registered [ 3.197841] pnp 00:01: disabling [io 0x0800-0x085f] because it overlaps 0000:00:1f.0 BAR 7 [io 0x0800-0x087f] [ 3.208245] pnp 00:01: disabling [io 0x0860-0x08ff] because it overlaps 0000:00:1f.0 BAR 7 [io 0x0800-0x087f] [ 3.282787] pnp: PnP ACPI: found 12 devices [ 3.287157] ACPI: ACPI bus type pnp unregistered [ 3.291958] system 00:01: [io 0x0c00-0x0c7f] has been reserved [ 3.303431] pci 0000:00:1c.0: BAR 9: assigned [mem 0xf0000000-0xf01fffff 64bit pref] [ 3.311489] pci 0000:00:1c.5: BAR 9: assigned [mem 0xf0200000-0xf03fffff 64bit pref] [ 3.319543] pci 0000:00:1c.0: BAR 7: assigned [io 0x1000-0x1fff] [ 3.325808] pci 0000:00:1c.5: BAR 7: assigned [io 0x2000-0x2fff] [ 3.332077] pci 0000:00:1f.2: BAR 5: assigned [mem 0x000c0000-0x000c07ff] [ 3.339037] pci 0000:00:1f.2: BAR 5: set to [mem 0x000c0000-0x000c07ff] (PCI address [0xc0000-0xc07ff] [ 3.348651] pci 0000:00:01.0: PCI bridge to [bus 01-01] [ 3.354050] pci 0000:00:01.0: bridge window [io 0xd000-0xdfff] [ 3.360320] pci 0000:00:01.0: bridge window [mem 0xfa000000-0xfdefffff] [ 3.367284] pci 0000:00:01.0: bridge window [mem 0xd0000000-0xdfffffff 64bit pref] [ 3.375350] pci 0000:00:06.0: PCI bridge to [bus 02-02] [ 3.380748] pci 0000:00:06.0: bridge window [io disabled] [ 3.386581] pci 0000:00:06.0: bridge window [mem disabled] [ 3.392414] pci 0000:00:06.0: bridge window [mem pref disabled] [ 3.398683] pci 0000:00:1c.0: PCI bridge to [bus 03-03] [ 3.404087] pci 0000:00:1c.0: bridge window [io 0x1000-0x1fff] [ 3.410356] pci 0000:00:1c.0: bridge window [mem 0xf9f00000-0xf9ffffff] [ 3.417321] pci 0000:00:1c.0: bridge window [mem 0xf0000000-0xf01fffff 64bit pref] [ 3.425388] pci 0000:00:1c.5: PCI bridge to [bus 04-04] [ 3.430788] pci 0000:00:1c.5: bridge window [io 0x2000-0x2fff] [ 3.437056] pci 0000:00:1c.5: bridge window [mem 0xf9e00000-0xf9efffff] [ 3.444017] pci 0000:00:1c.5: bridge window [mem 0xf0200000-0xf03fffff 64bit pref] [ 3.452079] pci 0000:00:1e.0: PCI bridge to [bus 05-05] [ 3.457479] pci 0000:00:1e.0: bridge window [io disabled] [ 3.463319] pci 0000:00:1e.0: bridge window [mem 0xf9d00000-0xf9dfffff] [ 3.470282] pci 0000:00:1e.0: bridge window [mem pref disabled] [ 3.476558] pci 0000:00:01.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16 [ 3.483435] pci 0000:00:06.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16 [ 3.490318] pci 0000:00:1c.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16 [ 3.497209] pci 0000:00:1c.5: PCI INT B -> GSI 17 (level, low) -> IRQ 17 [ 3.504185] NET: Registered protocol family 2 [ 3.508920] IP route cache hash table entries: 262144 (order: 9, 2097152 bytes) [ 3.517903] TCP established hash table entries: 524288 (order: 11, 8388608 bytes) [ 3.530505] TCP bind hash table entries: 65536 (order: 8, 1048576 bytes) [ 3.538017] TCP: Hash tables configured (established 524288 bind 65536) [ 3.544805] TCP reno registered [ 3.548147] UDP hash table entries: 4096 (order: 5, 131072 bytes) [ 3.554509] UDP-Lite hash table entries: 4096 (order: 5, 131072 bytes) [ 3.561434] NET: Registered protocol family 1 [ 3.566201] RPC: Registered udp transport module. [ 3.571088] RPC: Registered tcp transport module. [ 3.575969] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.693019] pci 0000:00:1d.7: EHCI: BIOS handoff failed (BIOS bug?) 01010001 [ 4.700455] Trying to unpack rootfs image as initramfs... [ 4.771225] Freeing initrd memory: 3464k freed [ 4.776924] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 4.783544] Placing 64MB software IO TLB between ffff880001fdb000 - ffff880005fdb000 [ 4.791588] software IO TLB at phys 0x1fdb000 - 0x5fdb000 [ 4.797392] Simple Boot Flag at 0x7a set to 0x1 [ 4.803990] microcode: CPU0 sig=0x6fb, pf=0x10, revision=0xb3 [ 4.809909] microcode: CPU1 sig=0x6fb, pf=0x10, revision=0xb3 [ 4.815825] microcode: CPU2 sig=0x6fb, pf=0x10, revision=0xb3 [ 4.821743] microcode: CPU3 sig=0x6fb, pf=0x10, revision=0xb3 [ 4.831321] microcode: Microcode Update Driver: v2.00 , Peter Oruba [ 4.840768] audit: initializing netlink socket (disabled) [ 4.846360] type=2000 audit(1270762064.846:1): initialized [ 4.870704] HugeTLB registered 2 MB page size, pre-allocated 0 pages [ 4.881160] VFS: Disk quotas dquot_6.5.2 [ 4.885349] Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 4.893253] msgmni has been set to 11828 [ 4.898070] alg: No test for stdrng (krng) [ 4.902481] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 253) [ 4.910199] io scheduler noop registered [ 4.914292] io scheduler deadline registered [ 4.918881] io scheduler cfq registered (default) [ 4.924851] pcieport 0000:00:01.0: Requesting control of PCIe PME from ACPI BIOS [ 4.932557] pcieport 0000:00:01.0: Failed to receive control of PCIe PME service: no _OSC support [ 4.941725] pcie_pme: probe of 0000:00:01.0:pcie01 failed with error -13 [ 4.948593] pcieport 0000:00:06.0: Requesting control of PCIe PME from ACPI BIOS [ 4.956298] pcieport 0000:00:06.0: Failed to receive control of PCIe PME service: no _OSC support [ 4.965467] pcie_pme: probe of 0000:00:06.0:pcie01 failed with error -13 [ 4.972334] pcieport 0000:00:1c.0: Requesting control of PCIe PME from ACPI BIOS [ 4.980034] pcieport 0000:00:1c.0: Failed to receive control of PCIe PME service: no _OSC support [ 4.989212] pcie_pme: probe of 0000:00:1c.0:pcie01 failed with error -13 [ 4.996086] pcieport 0000:00:1c.5: Requesting control of PCIe PME from ACPI BIOS [ 5.003781] pcieport 0000:00:1c.5: Failed to receive control of PCIe PME service: no _OSC support [ 5.012950] pcie_pme: probe of 0000:00:1c.5:pcie01 failed with error -13 [ 5.019925] pci_hotplug: PCI Hot Plug PCI Core version: 0.5 [ 5.026064] input: Power Button as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input0 [ 5.034718] ACPI: Power Button [VBTN] [ 5.038646] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1 [ 5.046350] ACPI: Power Button [PWRF] [ 5.220953] Non-volatile memory driver v1.3 [ 5.225312] Linux agpgart interface v0.103 [ 5.229767] [drm] Initialized drm 1.1.0 20060810 [ 5.234556] [drm:i915_init] *ERROR* drm/i915 can't work without intel_agp module! [ 5.242348] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled ?[ 5.493338] serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A [ 5.500096] 00:0a: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A [ 5.508624] brd: module loaded [ 5.513142] loop: module loaded [ 5.516579] Loading iSCSI transport class v2.0-870. [ 5.522209] ahci 0000:00:1f.2: PCI INT C -> GSI 20 (level, low) -> IRQ 20 [ 5.584017] ------------[ cut here ]------------ [ 5.588813] WARNING: at drivers/ata/ahci.c:795 ahci_enable_ahci+0x52/0x5b() [ 5.595938] Hardware name: Precision WorkStation T3400 [ 5.601417] Modules linked in: [ 5.604699] Pid: 1, comm: swapper Not tainted 2.6.34-rc3-00300-g29dc2a0 #6 [ 5.611737] Call Trace: [ 5.614358] [] ? ahci_enable_ahci+0x52/0x5b [ 5.620359] [] warn_slowpath_common+0x77/0xa4 [ 5.626532] [] warn_slowpath_null+0xf/0x11 [ 5.632444] [] ahci_enable_ahci+0x52/0x5b [ 5.638269] [] ahci_init_one+0x370/0x1145 [ 5.644108] [] ? ida_get_new_above+0xfd/0x1b4 [ 5.650281] [] ? idr_get_empty_slot+0x169/0x261 [ 5.656626] [] ? ida_get_new_above+0xfd/0x1b4 [ 5.662800] [] ? sysfs_find_dirent+0x1c/0x31 [ 5.668885] [] ? sysfs_add_one+0x1c/0xe7 [ 5.674624] [] ? kobject_get+0x1a/0x22 [ 5.680200] [] local_pci_probe+0x12/0x16 [ 5.685940] [] pci_device_probe+0xc6/0xf0 [ 5.691766] [] ? driver_sysfs_add+0x4c/0x72 [ 5.697766] [] driver_probe_device+0xad/0x15f [ 5.703939] [] __driver_attach+0x58/0x7b [ 5.709678] [] ? __driver_attach+0x0/0x7b [ 5.715504] [] bus_for_each_dev+0x4e/0x84 [ 5.721329] [] driver_attach+0x1c/0x1e [ 5.726895] [] bus_add_driver+0xb8/0x20e [ 5.732633] [] driver_register+0xb3/0x121 [ 5.738461] [] ? ahci_init+0x0/0x1b [ 5.743767] [] __pci_register_driver+0x51/0xbc [ 5.750030] [] ? ahci_init+0x0/0x1b [ 5.755336] [] ahci_init+0x19/0x1b [ 5.760557] [] do_one_initcall+0x5a/0x14a [ 5.766384] [] kernel_init+0x154/0x1de [ 5.771952] [] kernel_thread_helper+0x4/0x10 [ 5.778038] [] ? kernel_init+0x0/0x1de [ 5.783605] [] ? kernel_thread_helper+0x0/0x10 [ 5.789866] ---[ end trace 941a3246270f5a35 ]--- [ 5.794758] ahci: SSS flag set, parallel bus scan disabled [ 5.855017] ------------[ cut here ]------------ [ 5.859809] WARNING: at drivers/ata/ahci.c:795 ahci_enable_ahci+0x52/0x5b() [ 5.866931] Hardware name: Precision WorkStation T3400 [ 5.872410] Modules linked in: [ 5.875692] Pid: 1, comm: swapper Tainted: G W 2.6.34-rc3-00300-g29dc2a0 #6 [ 5.883646] Call Trace: [ 5.886268] [] ? ahci_enable_ahci+0x52/0x5b [ 5.892269] [] warn_slowpath_common+0x77/0xa4 [ 5.898441] [] warn_slowpath_null+0xf/0x11 [ 5.904352] [] ahci_enable_ahci+0x52/0x5b [ 5.910177] [] ahci_reset_controller+0x2c/0x14a [ 5.916523] [] ahci_init_one+0xcb4/0x1145 [ 5.922349] [] ? ida_get_new_above+0xfd/0x1b4 [ 5.928521] [] ? idr_get_empty_slot+0x169/0x261 [ 5.934867] [] ? ida_get_new_above+0xfd/0x1b4 [ 5.941039] [] ? sysfs_find_dirent+0x1c/0x31 [ 5.947124] [] ? sysfs_add_one+0x1c/0xe7 [ 5.952864] [] ? kobject_get+0x1a/0x22 [ 5.958429] [] local_pci_probe+0x12/0x16 [ 5.964167] [] pci_device_probe+0xc6/0xf0 [ 5.969993] [] ? driver_sysfs_add+0x4c/0x72 [ 5.975991] [] driver_probe_device+0xad/0x15f [ 5.982162] [] __driver_attach+0x58/0x7b [ 5.987900] [] ? __driver_attach+0x0/0x7b [ 5.993725] [] bus_for_each_dev+0x4e/0x84 [ 5.999551] [] driver_attach+0x1c/0x1e [ 6.005118] [] bus_add_driver+0xb8/0x20e [ 6.010857] [] driver_register+0xb3/0x121 [ 6.016684] [] ? ahci_init+0x0/0x1b [ 6.021988] [] __pci_register_driver+0x51/0xbc [ 6.028247] [] ? ahci_init+0x0/0x1b [ 6.033553] [] ahci_init+0x19/0x1b [ 6.038774] [] do_one_initcall+0x5a/0x14a [ 6.044600] [] kernel_init+0x154/0x1de [ 6.050166] [] kernel_thread_helper+0x4/0x10 [ 6.056252] [] ? kernel_init+0x0/0x1de [ 6.061816] [] ? kernel_thread_helper+0x0/0x10 [ 6.068074] ---[ end trace 941a3246270f5a36 ]--- [ 7.073018] ahci 0000:00:1f.2: controller reset failed (0x3034374b) [ 7.079480] ahci 0000:00:1f.2: PCI INT C disabled [ 7.084358] ahci: probe of 0000:00:1f.2 failed with error -5 -andy -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/