Commit Graph

409 Commits

Author SHA1 Message Date
Stefan Berger
42a5b30844 acpi: create separate file for TCPA log
Create the TCPA log in a separate file rather than allocating
ACPI table memory for it.

Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-11-02 13:43:37 +02:00
Michael S. Tsirkin
68a27b208a virtio-pci: fix migration for pci bus master
Current support for bus master (clearing OK bit) together with the need to
support guests which do not enable PCI bus mastering, leads to extra state in
VIRTIO_PCI_FLAG_BUS_MASTER_BUG bit, which isn't robust in case of cross-version
migration for the case when guests use the device before setting DRIVER_OK.

Rip out this code, and replace it:
-   Modern QEMU doesn't need VIRTIO_PCI_FLAG_BUS_MASTER_BUG
    so just drop it for latest machine type.
-   For compat machine types, set PCI_COMMAND if DRIVER_OK
    is set.

As this is needed for 2.1 for both pc and ppc, move PC_COMPAT macros from pc.h
to a new common header.

Cc: Greg Kurz <gkurz@linux.vnet.ibm.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Alexander Graf <agraf@suse.de>
2014-11-02 12:03:03 +02:00
Jan Kiszka
df1fd4b541 pc: Fix disabling of vapic for compat PC models
We used to be able to address both the QEMU and the KVM APIC via "apic".
This doesn't work anymore. So we need to use their parent class to turn
off the vapic on machines that should not expose them.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-11-02 11:52:24 +02:00
Laszlo Ersek
562542b6ae i386/pc: add piix and q35 machtypes to sorting families for -M \?
With this patch applied, the output of -M \? is

> Supported machines are:
> pc                   Standard PC (i440FX + PIIX, 1996) (alias of pc-i440fx-2.2)
> pc-i440fx-2.2        Standard PC (i440FX + PIIX, 1996) (default)
> pc-i440fx-2.1        Standard PC (i440FX + PIIX, 1996)
> pc-i440fx-2.0        Standard PC (i440FX + PIIX, 1996)
> pc-i440fx-1.7        Standard PC (i440FX + PIIX, 1996)
> pc-i440fx-1.6        Standard PC (i440FX + PIIX, 1996)
> pc-i440fx-1.5        Standard PC (i440FX + PIIX, 1996)
> pc-i440fx-1.4        Standard PC (i440FX + PIIX, 1996)
> pc-1.3               Standard PC (i440FX + PIIX, 1996)
> pc-1.2               Standard PC (i440FX + PIIX, 1996)
> pc-1.1               Standard PC (i440FX + PIIX, 1996)
> pc-1.0               Standard PC (i440FX + PIIX, 1996)
> pc-0.15              Standard PC (i440FX + PIIX, 1996)
> pc-0.14              Standard PC (i440FX + PIIX, 1996)
> pc-0.13              Standard PC (i440FX + PIIX, 1996)
> pc-0.12              Standard PC (i440FX + PIIX, 1996)
> pc-0.11              Standard PC (i440FX + PIIX, 1996)
> pc-0.10              Standard PC (i440FX + PIIX, 1996)
> q35                  Standard PC (Q35 + ICH9, 2009) (alias of pc-q35-2.2)
> pc-q35-2.2           Standard PC (Q35 + ICH9, 2009)
> pc-q35-2.1           Standard PC (Q35 + ICH9, 2009)
> pc-q35-2.0           Standard PC (Q35 + ICH9, 2009)
> pc-q35-1.7           Standard PC (Q35 + ICH9, 2009)
> pc-q35-1.6           Standard PC (Q35 + ICH9, 2009)
> pc-q35-1.5           Standard PC (Q35 + ICH9, 2009)
> pc-q35-1.4           Standard PC (Q35 + ICH9, 2009)
> isapc                ISA-only PC
> none                 empty machine

RHBZ: https://bugzilla.redhat.com/show_bug.cgi?id=1145042
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Marcel Apfelbaum <marcel.a@redhat.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
2014-11-02 11:52:23 +02:00
Laszlo Ersek
2709f26395 well-defined listing order for machine types
Commit 261747f1 ("vl: Use MachineClass instead of global QEMUMachine
list") broke the ordering of the machine types in the user-visible output
of

  qemu-system-XXXX -M \?

This occurred because registration was rebased from a manually maintained
linked list to GLib hash tables:

  qemu_register_machine()
    type_register()
      type_register_internal()
        type_table_add()
          g_hash_table_insert()

and because the listing was rebased accordingly, from the traversal of the
list to the traversal of the hash table (rendered as an ad-hoc list):

  machine_parse()
    object_class_get_list(TYPE_MACHINE)
      object_class_foreach()
        g_hash_table_foreach()

The current order is a "random" one, for practical purposes, which is
annoying for users.

Introduce new members QEMUMachine.family and MachineClass.family, allowing
machine types to be "clustered". Introduce a comparator function that
establishes a total ordering between machine types, ordering machine types
in the same family next to each other. In machine_parse(), list the
supported machine types sorted with the comparator function.

The comparator function:
- sorts whole families before standalone machine types,
- sorts whole families between each other in alphabetically increasing
  order,
- sorts machine types inside the same family in alphabetically decreasing
  order,
- sorts standalone machine types between each other in alphabetically
  increasing order.

After this patch, all machine types are considered standalone, and
accordingly, the output is alphabetically ascending. This will be refined
in the following patches.

Effects on the x86_64 output:

Before:

> Supported machines are:
> pc-0.13              Standard PC (i440FX + PIIX, 1996)
> pc-i440fx-2.0        Standard PC (i440FX + PIIX, 1996)
> pc-1.0               Standard PC (i440FX + PIIX, 1996)
> pc-i440fx-2.1        Standard PC (i440FX + PIIX, 1996)
> pc-q35-1.7           Standard PC (Q35 + ICH9, 2009)
> pc-1.1               Standard PC (i440FX + PIIX, 1996)
> pc-0.14              Standard PC (i440FX + PIIX, 1996)
> pc-q35-2.0           Standard PC (Q35 + ICH9, 2009)
> pc-i440fx-1.4        Standard PC (i440FX + PIIX, 1996)
> pc-i440fx-1.5        Standard PC (i440FX + PIIX, 1996)
> pc-0.15              Standard PC (i440FX + PIIX, 1996)
> pc-q35-1.4           Standard PC (Q35 + ICH9, 2009)
> isapc                ISA-only PC
> pc                   Standard PC (i440FX + PIIX, 1996) (alias of pc-i440fx-2.2)
> pc-i440fx-2.2        Standard PC (i440FX + PIIX, 1996) (default)
> pc-1.2               Standard PC (i440FX + PIIX, 1996)
> pc-0.10              Standard PC (i440FX + PIIX, 1996)
> pc-0.11              Standard PC (i440FX + PIIX, 1996)
> pc-q35-2.1           Standard PC (Q35 + ICH9, 2009)
> q35                  Standard PC (Q35 + ICH9, 2009) (alias of pc-q35-2.2)
> pc-q35-2.2           Standard PC (Q35 + ICH9, 2009)
> pc-i440fx-1.6        Standard PC (i440FX + PIIX, 1996)
> pc-i440fx-1.7        Standard PC (i440FX + PIIX, 1996)
> none                 empty machine
> pc-q35-1.5           Standard PC (Q35 + ICH9, 2009)
> pc-q35-1.6           Standard PC (Q35 + ICH9, 2009)
> pc-0.12              Standard PC (i440FX + PIIX, 1996)
> pc-1.3               Standard PC (i440FX + PIIX, 1996)

After:

> Supported machines are:
> isapc                ISA-only PC
> none                 empty machine
> pc-0.10              Standard PC (i440FX + PIIX, 1996)
> pc-0.11              Standard PC (i440FX + PIIX, 1996)
> pc-0.12              Standard PC (i440FX + PIIX, 1996)
> pc-0.13              Standard PC (i440FX + PIIX, 1996)
> pc-0.14              Standard PC (i440FX + PIIX, 1996)
> pc-0.15              Standard PC (i440FX + PIIX, 1996)
> pc-1.0               Standard PC (i440FX + PIIX, 1996)
> pc-1.1               Standard PC (i440FX + PIIX, 1996)
> pc-1.2               Standard PC (i440FX + PIIX, 1996)
> pc-1.3               Standard PC (i440FX + PIIX, 1996)
> pc-i440fx-1.4        Standard PC (i440FX + PIIX, 1996)
> pc-i440fx-1.5        Standard PC (i440FX + PIIX, 1996)
> pc-i440fx-1.6        Standard PC (i440FX + PIIX, 1996)
> pc-i440fx-1.7        Standard PC (i440FX + PIIX, 1996)
> pc-i440fx-2.0        Standard PC (i440FX + PIIX, 1996)
> pc-i440fx-2.1        Standard PC (i440FX + PIIX, 1996)
> pc                   Standard PC (i440FX + PIIX, 1996) (alias of pc-i440fx-2.2)
> pc-i440fx-2.2        Standard PC (i440FX + PIIX, 1996) (default)
> pc-q35-1.4           Standard PC (Q35 + ICH9, 2009)
> pc-q35-1.5           Standard PC (Q35 + ICH9, 2009)
> pc-q35-1.6           Standard PC (Q35 + ICH9, 2009)
> pc-q35-1.7           Standard PC (Q35 + ICH9, 2009)
> pc-q35-2.0           Standard PC (Q35 + ICH9, 2009)
> pc-q35-2.1           Standard PC (Q35 + ICH9, 2009)
> q35                  Standard PC (Q35 + ICH9, 2009) (alias of pc-q35-2.2)
> pc-q35-2.2           Standard PC (Q35 + ICH9, 2009)

Effects on the aarch64 output:

Before:

> Supported machines are:
> lm3s811evb           Stellaris LM3S811EVB
> canon-a1100          Canon PowerShot A1100 IS
> vexpress-a15         ARM Versatile Express for Cortex-A15
> vexpress-a9          ARM Versatile Express for Cortex-A9
> xilinx-zynq-a9       Xilinx Zynq Platform Baseboard for Cortex-A9
> connex               Gumstix Connex (PXA255)
> n800                 Nokia N800 tablet aka. RX-34 (OMAP2420)
> lm3s6965evb          Stellaris LM3S6965EVB
> versatileab          ARM Versatile/AB (ARM926EJ-S)
> borzoi               Borzoi PDA (PXA270)
> tosa                 Tosa PDA (PXA255)
> cheetah              Palm Tungsten|E aka. Cheetah PDA (OMAP310)
> midway               Calxeda Midway (ECX-2000)
> mainstone            Mainstone II (PXA27x)
> n810                 Nokia N810 tablet aka. RX-44 (OMAP2420)
> terrier              Terrier PDA (PXA270)
> highbank             Calxeda Highbank (ECX-1000)
> cubieboard           cubietech cubieboard
> sx1-v1               Siemens SX1 (OMAP310) V1
> sx1                  Siemens SX1 (OMAP310) V2
> realview-eb-mpcore   ARM RealView Emulation Baseboard (ARM11MPCore)
> kzm                  ARM KZM Emulation Baseboard (ARM1136)
> akita                Akita PDA (PXA270)
> z2                   Zipit Z2 (PXA27x)
> musicpal             Marvell 88w8618 / MusicPal (ARM926EJ-S)
> realview-pb-a8       ARM RealView Platform Baseboard for Cortex-A8
> versatilepb          ARM Versatile/PB (ARM926EJ-S)
> realview-eb          ARM RealView Emulation Baseboard (ARM926EJ-S)
> realview-pbx-a9      ARM RealView Platform Baseboard Explore for Cortex-A9
> spitz                Spitz PDA (PXA270)
> none                 empty machine
> virt                 ARM Virtual Machine
> collie               Collie PDA (SA-1110)
> smdkc210             Samsung SMDKC210 board (Exynos4210)
> verdex               Gumstix Verdex (PXA270)
> nuri                 Samsung NURI board (Exynos4210)
> integratorcp         ARM Integrator/CP (ARM926EJ-S)

After:

> Supported machines are:
> akita                Akita PDA (PXA270)
> borzoi               Borzoi PDA (PXA270)
> canon-a1100          Canon PowerShot A1100 IS
> cheetah              Palm Tungsten|E aka. Cheetah PDA (OMAP310)
> collie               Collie PDA (SA-1110)
> connex               Gumstix Connex (PXA255)
> cubieboard           cubietech cubieboard
> highbank             Calxeda Highbank (ECX-1000)
> integratorcp         ARM Integrator/CP (ARM926EJ-S)
> kzm                  ARM KZM Emulation Baseboard (ARM1136)
> lm3s6965evb          Stellaris LM3S6965EVB
> lm3s811evb           Stellaris LM3S811EVB
> mainstone            Mainstone II (PXA27x)
> midway               Calxeda Midway (ECX-2000)
> musicpal             Marvell 88w8618 / MusicPal (ARM926EJ-S)
> n800                 Nokia N800 tablet aka. RX-34 (OMAP2420)
> n810                 Nokia N810 tablet aka. RX-44 (OMAP2420)
> none                 empty machine
> nuri                 Samsung NURI board (Exynos4210)
> realview-eb          ARM RealView Emulation Baseboard (ARM926EJ-S)
> realview-eb-mpcore   ARM RealView Emulation Baseboard (ARM11MPCore)
> realview-pb-a8       ARM RealView Platform Baseboard for Cortex-A8
> realview-pbx-a9      ARM RealView Platform Baseboard Explore for Cortex-A9
> smdkc210             Samsung SMDKC210 board (Exynos4210)
> spitz                Spitz PDA (PXA270)
> sx1                  Siemens SX1 (OMAP310) V2
> sx1-v1               Siemens SX1 (OMAP310) V1
> terrier              Terrier PDA (PXA270)
> tosa                 Tosa PDA (PXA255)
> verdex               Gumstix Verdex (PXA270)
> versatileab          ARM Versatile/AB (ARM926EJ-S)
> versatilepb          ARM Versatile/PB (ARM926EJ-S)
> vexpress-a15         ARM Versatile Express for Cortex-A15
> vexpress-a9          ARM Versatile Express for Cortex-A9
> virt                 ARM Virtual Machine
> xilinx-zynq-a9       Xilinx Zynq Platform Baseboard for Cortex-A9
> z2                   Zipit Z2 (PXA27x)

RHBZ: https://bugzilla.redhat.com/show_bug.cgi?id=1145042
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Marcel Apfelbaum <marcel.a@redhat.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
2014-11-02 11:52:23 +02:00
Eduardo Habkost
7dfddd7f88 smbios: Fix assertion on socket count calculation
QEMU currently allows the number of VCPUs to not be a multiple of the
number of threads per socket, but the smbios socket count calculation
introduced by commit c97294ec1b doesn't
take that into account, triggering an assertion. e.g.:

  $ ./x86_64-softmmu/qemu-system-x86_64 -smp 4,sockets=2,cores=6,threads=1
  qemu-system-x86_64: /home/ehabkost/rh/proj/virt/qemu/hw/i386/smbios.c:825: smbios_get_tables: Assertion `smbios_smp_sockets >= 1' failed.
  Aborted (core dumped)

Socket count calculation doesn't belong to smbios.c and should
eventually be moved to the main SMP topology configuration code. But
while we don't move the code, at least make it correct by rounding up
the division.

Cc: Gabriel Somlo <somlo@cmu.edu>
Cc: qemu-stable@nongnu.org
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-By: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-11-02 11:52:23 +02:00
Peter Maydell
8f4699d873 Block patches
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Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging

Block patches

# gpg: Signature made Mon 20 Oct 2014 13:04:09 BST using RSA key ID C88F2FD6
# gpg: Good signature from "Kevin Wolf <kwolf@redhat.com>"

* remotes/kevin/tags/for-upstream: (28 commits)
  block: Make device model's references to BlockBackend strong
  block: Lift device model API into BlockBackend
  blockdev: Convert qmp_eject(), qmp_change_blockdev() to BlockBackend
  block/qapi: Convert qmp_query_block() to BlockBackend
  blockdev: Fix blockdev-add not to create DriveInfo
  blockdev: Drop superfluous DriveInfo member id
  pc87312: Drop unused members of PC87312State
  ide: Complete conversion from BlockDriverState to BlockBackend
  hw: Convert from BlockDriverState to BlockBackend, mostly
  virtio-blk: Rename VirtIOBlkConf variables to conf
  virtio-blk: Drop redundant VirtIOBlock member conf
  block: Rename BlockDriverCompletionFunc to BlockCompletionFunc
  block: Rename BlockDriverAIOCB* to BlockAIOCB*
  block: Eliminate DriveInfo member bdrv, use blk_by_legacy_dinfo()
  block: Merge BlockBackend and BlockDriverState name spaces
  block: Eliminate BlockDriverState member device_name[]
  block: Eliminate bdrv_iterate(), use bdrv_next()
  blockdev: Eliminate drive_del()
  block: Make BlockBackend own its BlockDriverState
  block: Code motion to get rid of stubs/blockdev.c
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-10-22 16:39:49 +01:00
Peter Maydell
01a2050fa5 hw/i386/pc_q35.c: Avoid g_assert_cmpint() as it is not in glib 2.12
The function g_assert_cmpint() is not in glib 2.12, which is our current
minimum requirement. Rephrase the recently added assertion to avoid it.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Gonglei <arei.gonglei@huawei.com>
2014-10-22 11:32:44 +01:00
Markus Armbruster
4be746345f hw: Convert from BlockDriverState to BlockBackend, mostly
Device models should access their block backends only through the
block-backend.h API.  Convert them, and drop direct includes of
inappropriate headers.

Just four uses of BlockDriverState are left:

* The Xen paravirtual block device backend (xen_disk.c) opens images
  itself when set up via xenbus, bypassing blockdev.c.  I figure it
  should go through qmp_blockdev_add() instead.

* Device model "usb-storage" prompts for keys.  No other device model
  does, and this one probably shouldn't do it, either.

* ide_issue_trim_cb() uses bdrv_aio_discard() instead of
  blk_aio_discard() because it fishes its backend out of a BlockAIOCB,
  which has only the BlockDriverState.

* PC87312State has an unused BlockDriverState[] member.

The next two commits take care of the latter two.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2014-10-20 14:02:25 +02:00
Markus Armbruster
fa1d36df74 block: Eliminate DriveInfo member bdrv, use blk_by_legacy_dinfo()
The patch is big, but all it really does is replacing

    dinfo->bdrv

by

    blk_bs(blk_by_legacy_dinfo(dinfo))

The replacement is repetitive, but the conversion of device models to
BlockBackend is imminent, and will shorten it to just
blk_legacy_dinfo(dinfo).

Line wrapping muddies the waters a bit.  I also omit tests whether
dinfo->bdrv is null, because it never is.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Benoît Canet <benoit.canet@nodalink.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2014-10-20 13:41:27 +02:00
Peter Maydell
605c690b1b allow changing bootorder via monitor at runtime,
by making bootindex a writable qom property.
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Merge remote-tracking branch 'remotes/kraxel/tags/pull-bootindex-20141015-1' into staging

allow changing bootorder via monitor at runtime,
by making bootindex a writable qom property.

* remotes/kraxel/tags/pull-bootindex-20141015-1: (34 commits)
  bootindex: change fprintf to error_report
  bootindex: delete bootindex when device is removed
  bootindex: move calling add_boot_device_patch to bootindex setter function
  ide: add calling add_boot_device_patch in bootindex setter function
  nvma: ide: add bootindex to qom property
  usb-storage: add bootindex to qom property
  virtio-blk: alias bootindex property explicitly for virt-blk-pci/ccw/s390
  block: remove bootindex property from qdev to qom
  virtio-blk: add bootindex to qom property
  ide: add bootindex to qom property
  scsi: add bootindex to qom property
  isa-fdc: remove bootindexA/B property from qdev to qom
  redirect: remove bootindex property from qdev to qom
  vfio: remove bootindex property from qdev to qom
  pci-assign: remove bootindex property from qdev to qom
  host-libusb: remove bootindex property from qdev to qom
  virtio-net: alias bootindex property explicitly for virt-net-pci/ccw/s390
  net: remove bootindex property from qdev to qom
  usb-net: add bootindex to qom property
  vmxnet3: add bootindex to qom property
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-10-16 09:24:45 +01:00
Gonglei
d749e10c4f bootindex: move calling add_boot_device_patch to bootindex setter function
On this way, we can assure the new bootindex take effect
during vm rebooting.

Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2014-10-15 10:46:01 +02:00
Gonglei
7f6014af27 pci-assign: remove bootindex property from qdev to qom
Remove bootindex form qdev property to qom, things will
continue to work just fine, and we can use qom features
which are not supported by qdev property.

Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2014-10-15 09:52:54 +02:00
Igor Mammedov
39b888bd88 Access BusState::allow_hotplug using wraper qbus_is_hotpluggable()
It would allow to transparently switch detection whether Bus
is hotpluggable from allow_hotplug field to hotplug_handler
link and to drop allow_hotplug field once all users are
converted to hotplug handler API.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-10-15 05:03:13 +02:00
John Snow
d93162e13c q35/ahci: Pick up -cdrom and -hda options
This patch implements the backend for the Q35 board
for us to be able to pick up and use drives defined
by the -cdrom, -hda, or -drive if=ide shorthand options.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 1412187569-23452-7-git-send-email-jsnow@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-10-03 10:30:33 +01:00
John Snow
d8f94e1bb2 ide: Update ide_drive_get to be HBA agnostic
Instead of duplicating the logic for the if_ide
(bus,unit) mappings, rely on the blockdev layer
for managing those mappings for us, and use the
drive_get_by_index call instead.

This allows ide_drive_get to work for AHCI HBAs
as well, and can be used in the Q35 initialization.

Lastly, change the nature of the argument to
ide_drive_get so that represents the number of
total drives we can support, and not the total
number of buses. This will prevent array overflows
if the units-per-default-bus property ever needs
to be adjusted for compatibility reasons.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 1412187569-23452-5-git-send-email-jsnow@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-10-03 10:30:33 +01:00
John Snow
1602651833 pc/vl: Add units-per-default-bus property
This patch adds the 'units_per_default_bus' property which
allows individual boards to declare their desired
index => (bus,unit) mapping for their default HBA, so that
boards such as Q35 can specify that its default if_ide HBA,
AHCI, only accepts one unit per bus.

This property only overrides the mapping for drives matching
the block_default_type interface.

This patch also adds this property to *all* past and present
Q35 machine types. This retroactive addition is justified
because the previous erroneous index=>(bus,unit) mappings
caused by lack of such a property were not utilized due to
lack of initialization code in the Q35 init routine.

Further, semantically, the Q35 board type has always had the
property that its default HBA, AHCI, only accepts one unit per
bus. The new code added to add devices to drives relies upon
the accuracy of this mapping. Thus, the property is applied
retroactively to reduce complexity of allowing IDE HBAs with
different units per bus.

Examples:

Prior to this patch, all IDE HBAs were assumed to use 2 units
per bus (Master, Slave). When using Q35 and AHCI, however, we
only allow one unit per bus.

-hdb foo.qcow2 would become index=1, or bus=0,unit=1.
-hdd foo.qcow2 would become index=3, or bus=1,unit=1.
-drive file=foo.qcow2,index=5 becomes bus=2,unit=1.

These are invalid for AHCI. They now become, under Q35 only:

-hdb foo.qcow2 --> index=1, bus=1, unit=0.
-hdd foo.qcow2 --> index=3, bus=3, unit=0.
-drive file=foo.qcow2,index=5 --> bus=5,unit=0.

The mapping is adjusted based on the fact that the default IF
for the Q35 machine type is IF_IDE, and units-per-default-bus
overrides the IDE mapping from its default of 2 units per bus
to just 1 unit per bus.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 1412187569-23452-4-git-send-email-jsnow@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-10-03 10:30:33 +01:00
Peter Maydell
81ab11a7a5 Usual mix of patches, the most important being Alex and Marcelo's
kvmclock fix.  This was reverted last minute for 2.1, but it is now back
 with the problematic case fixed.
 
 Note: I will soon switch to a subkey for signing purposes.  To verify
 future signed pull requests from me, please update my key with
 "gpg --recv-keys 9B4D86F2".  You should see 3 new subkeys---the
 one for signing will be a 2048-bit RSA key, 4E6B09D7.
 -----BEGIN PGP SIGNATURE-----
 Version: GnuPG v2
 
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 =nP/e
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Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

Usual mix of patches, the most important being Alex and Marcelo's
kvmclock fix.  This was reverted last minute for 2.1, but it is now back
with the problematic case fixed.

Note: I will soon switch to a subkey for signing purposes.  To verify
future signed pull requests from me, please update my key with
"gpg --recv-keys 9B4D86F2".  You should see 3 new subkeys---the
one for signing will be a 2048-bit RSA key, 4E6B09D7.

# gpg: Signature made Fri 26 Sep 2014 15:34:44 BST using RSA key ID 9B4D86F2
# gpg: Good signature from "Paolo Bonzini <pbonzini@redhat.com>"
# gpg:                 aka "Paolo Bonzini <bonzini@gnu.org>"

* remotes/bonzini/tags/for-upstream:
  kvm/valgrind: don't mark memory as initialized
  po: fix conflict with %.mo rule in rules.mak
  kvmvapic: fix migration when VM paused and when not running Windows
  serial: check if backed by a physical serial port at realize time
  serial: reset state at startup
  target-i386: update fp status fix
  hw/dma/i8257: Silence phony error message
  kvmclock: Ensure time in migration never goes backward
  kvmclock: Ensure proper env->tsc value for kvmclock_current_nsec calculation
  Introduce cpu_clean_all_dirty
  pit: fix pit interrupt can't inject into vm after migration

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-09-26 15:41:50 +01:00
Pavel Dovgalyuk
5a6e8ba64f kvmvapic: fix migration when VM paused and when not running Windows
This patch fixes migration by extending do_vapic_enable function. This function
called vapic_enable which read cpu number from the guest memory. When cpu
number could not be read, vapic was not enabled while loading the VM state.
This patch adds required code for cpu_number=0 to do_vapic_enable function,
because it is called only when cpu_number=0.

Signed-off-by: Pavel Dovgalyuk <Pavel.Dovgaluk@ispras.ru>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-09-26 13:32:04 +02:00
Stefan Weil
e0bcc42ee7 pc: Add missing 'static' attribute
This fixes a warning from smatch (static code analysis).

Signed-off-by: Stefan Weil <sw@weilnetz.de>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-09-22 12:09:43 +04:00
Peter Maydell
10e11f4d2b pci, pc, virtio, misc bugfixes
A bunch of bugfixes - some of these will make sense for 2.1.2
 I put Cc: qemu-stable included where appropriate.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

pci, pc, virtio, misc bugfixes

A bunch of bugfixes - some of these will make sense for 2.1.2
I put Cc: qemu-stable included where appropriate.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

# gpg: Signature made Thu 18 Sep 2014 19:52:18 BST using RSA key ID D28D5469
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>"
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>"

* remotes/mst/tags/for_upstream:
  pc: leave more space for BIOS allocations
  virtio-pci: fix migration for pci bus master
  vhost-user: fix VIRTIO_NET_F_MRG_RXBUF negotiation
  virtio-pci: enable bus master for old guests
  Revert "virtio: don't call device on !vm_running"
  virtio-net: drop assert on vm stop
  Revert "rng-egd: remove redundant free"
  qdev: Move global validation to a single function
  qdev: Rename qdev_prop_check_global() to qdev_prop_check_globals()
  test-qdev-global-props: Test handling of hotpluggable and non-device types
  test-qdev-global-props: Initialize not_used=true for all props
  test-qdev-global-props: Run tests on subprocess
  tests: disable global props test for old glib
  test-qdev-global-props: Trivial comment fix
  hw/machine: Free old values of string properties

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-09-18 20:02:01 +01:00
Michael S. Tsirkin
438f92ee9f pc: leave more space for BIOS allocations
Since QEMU 2.1, we are allocating more space for ACPI tables, so no
space is left after initrd for the BIOS to allocate memory.

Besides ACPI tables, there are a few other uses of high memory in
SeaBIOS: SMBIOS tables and USB drivers use it in particular.  These uses
allocate a very small amount of memory.  Malloc metadata also lives
there.  So we need _some_ extra padding there to avoid initrd breakage,
but not much.

John Snow found a case where RHEL5 was broken by the recent change to
ACPI_TABLE_SIZE; in his case 4KB of extra padding are fine, but just to
be safe I am adding 32KB, which is roughly the same amount of padding
that was left by QEMU 2.0 and earlier.

Move initrd to leave some space for the BIOS.

Cc: qemu-stable@nongnu.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reported-by: John Snow <jsnow@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-09-18 21:51:24 +03:00
Alexander Graf
9a48bcd1b8 kvmclock: Ensure time in migration never goes backward
When we migrate we ask the kernel about its current belief on what the guest
time would be. However, I've seen cases where the kvmclock guest structure
indicates a time more recent than the kvm returned time.

To make sure we never go backwards, calculate what the guest would have seen as time at the point of migration and use that value instead of the kernel returned one when it's more recent.
This bases the view of the kvmclock after migration on the
same foundation in host as well as guest.

Signed-off-by: Alexander Graf <agraf@suse.de>
Cc: qemu-stable@nongnu.org
Reviewed-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-09-16 11:11:38 +02:00
Marcelo Tosatti
317b0a6d8b kvmclock: Ensure proper env->tsc value for kvmclock_current_nsec calculation
Ensure proper env->tsc value for kvmclock_current_nsec calculation.

Reported-by: Marcin Gibuła <m.gibula@beyond.pl>
Analyzed-by: Marcin Gibuła <m.gibula@beyond.pl>
Cc: qemu-stable@nongnu.org
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-09-16 11:11:24 +02:00
ChenLiang
be894f51b6 pit: fix pit interrupt can't inject into vm after migration
kvm_pit is running in kmod. kvm_pit is going to inject
interrupt to vm before cpu_synchronize_all_post_init at
dest side. vcpu will lose the pit interrupt, but
ack_irq(in kmod) has been 0. ack_irq become 1 after
vcpu responds pit interrupt. pit interruptcan inject
to vm when ack_irq is 1.

By the way, kvm_pit_vm_state_change has save and load
state of pit, so pre_save and post_load is unnecessary.

Signed-off-by: ChenLiang <chenliang88@huawei.com>
Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-09-16 10:40:38 +02:00
Pavel Dovgalyuk
a6dead43e6 apic_common: vapic_paddr synchronization fix
This patch postpones vapic_paddr initialization, which is performed
during migration. When vapic_paddr is synchronized within the migration
process, apic_common functions could operate with incorrect apic state,
if it hadn't loaded yet. This patch postpones the synchronization until
the virtual machine is started, ensuring that the whole virtual machine
state has been loaded.

Signed-off-by: Pavel Dovgalyuk <Pavel.Dovgaluk@ispras.ru>
Tested-by: Pavel Dovgalyuk <Pavel.Dovgaluk@ispras.ru>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-09-11 12:20:25 +02:00
Hu Tao
49946538d2 memory: add parameter errp to memory_region_init_ram
Add parameter errp to memory_region_init_ram and update all call sites
to pass in &error_abort.

Signed-off-by: Hu Tao <hutao@cn.fujitsu.com>
Reviewed-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-09-09 13:41:43 +02:00
Peter Maydell
01eb313907 trivial patches for 2014-09-03
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Merge remote-tracking branch 'remotes/mjt/tags/trivial-patches-2014-09-03' into staging

trivial patches for 2014-09-03

# gpg: Signature made Wed 03 Sep 2014 06:53:42 BST using RSA key ID A4C3D7DB
# gpg: Good signature from "Michael Tokarev <mjt@tls.msk.ru>"
# gpg:                 aka "Michael Tokarev <mjt@corpit.ru>"
# gpg:                 aka "Michael Tokarev <mjt@debian.org>"
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 6EE1 95D1 886E 8FFB 810D  4324 457C E0A0 8044 65C5
#      Subkey fingerprint: 6F67 E18E 7C91 C5B1 5514  66A7 BEE5 9D74 A4C3 D7DB

* remotes/mjt/tags/trivial-patches-2014-09-03:
  slirp: Honour vlan/stack in hostfwd_remove commands
  hmp: fix MemdevList memory leak
  qom/object.c, hmp.c: fix string_output_get_string() memory leak
  query-memdev: fix potential memory leaks
  MAINTAINERS: Add VMWare devices maintainer
  device_tree.c: dump all err mesages with error_report
  device_tree.c: redirect load_device_tree err message to stderr
  scripts: Remove scripts/qtest
  Fix debug print warning
  curl: The macro that you have to uncomment to get debugging is DEBUG_CURL.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-09-04 13:33:53 +01:00
zhanghailiang
07b81ed937 acpi-build: Set FORCE_APIC_CLUSTER_MODEL bit for FADT flags
If we start Windows 2008 R2 DataCenter with number of cpu less than 8,
The system will use APIC Flat Logical destination mode as default configuration,
Which has an upper limit of 8 CPUs.

The fault is that VM can not show all processors within Task Manager if
we hot-add cpus when the number of cpus in VM extends the limit of 8.

If we use cluster destination model, the problem will be solved.

Note:
This flag was introduced later than ACPI v1.0 specification while QEMU
generates v1.0 tables only, but...

linux kernel ignores this flag, so patch has no influence on it.

Tested with Win[XPsp3|Srv2003EE|Srv2008DC|Srv2008R2|Srv2012R2], there
isn't BSODs and guests boot just fine. In cases guest doesn't support
cpu-hotplug, cpu becomes visible after reboot and in case the guest
supports cpu-hotplug, it works as expected with this patch.

Cc: qemu-stable@nongnu.org
Signed-off-by: huangzhichao <huangzhichao@huawei.com>
Signed-off-by: zhanghailiang <zhang.zhanghailiang@huawei.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-By: Igor Mammedov <imammedo@redhat.com>
2014-09-03 16:41:05 +03:00
Gonglei
c5539cb426 Fix debug print warning
Steps:

1.enable qemu debug print, using simply scprit as below:
 grep "//#define DEBUG" * -rl | xargs sed -i "s/\/\/#define DEBUG/#define DEBUG/g"
2. make -j
3. get some warning:
hw/i2c/pm_smbus.c: In function 'smb_ioport_writeb':
hw/i2c/pm_smbus.c:142: warning: format '%04x' expects type 'unsigned int', but argument 2 has type 'hwaddr'
hw/i2c/pm_smbus.c:142: warning: format '%02x' expects type 'unsigned int', but argument 3 has type 'uint64_t'
hw/i2c/pm_smbus.c: In function 'smb_ioport_readb':
hw/i2c/pm_smbus.c:209: warning: format '%04x' expects type 'unsigned int', but argument 2 has type 'hwaddr'
hw/intc/i8259.c: In function 'pic_ioport_read':
hw/intc/i8259.c:373: warning: format '%02x' expects type 'unsigned int', but argument 2 has type 'hwaddr'
hw/input/pckbd.c: In function 'kbd_write_command':
hw/input/pckbd.c:232: warning: format '%02x' expects type 'unsigned int', but argument 2 has type 'uint64_t'
hw/input/pckbd.c: In function 'kbd_write_data':
hw/input/pckbd.c:333: warning: format '%02x' expects type 'unsigned int', but argument 2 has type 'uint64_t'
hw/isa/apm.c: In function 'apm_ioport_writeb':
hw/isa/apm.c:44: warning: format '%x' expects type 'unsigned int', but argument 2 has type 'hwaddr'
hw/isa/apm.c:44: warning: format '%02x' expects type 'unsigned int', but argument 3 has type 'uint64_t'
hw/isa/apm.c: In function 'apm_ioport_readb':
hw/isa/apm.c:67: warning: format '%x' expects type 'unsigned int', but argument 2 has type 'hwaddr'
hw/timer/mc146818rtc.c: In function 'cmos_ioport_write':
hw/timer/mc146818rtc.c:394: warning: format '%02x' expects type 'unsigned int', but argument 3 has type 'uint64_t'
hw/i386/pc.c: In function 'port92_write':
hw/i386/pc.c:479: warning: format '%02x' expects type 'unsigned int', but argument 2 has type 'uint64_t'

Fix them.

Cc: qemu-trivial@nongnu.org
Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-09-02 22:38:16 +04:00
Le Tan
b5a280c008 intel-iommu: add IOTLB using hash table
Add IOTLB to cache information about the translation of input-addresses. IOTLB
use a GHashTable as cache. The key of the hash table is the logical-OR of gfn
and source id after left-shifting.

Signed-off-by: Le Tan <tamlokveer@gmail.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-08-28 23:10:22 +02:00
Le Tan
d92fa2dc6e intel-iommu: add context-cache to cache context-entry
Add context-cache to cache context-entry encountered on a page-walk. Each
VTDAddressSpace has a member of VTDContextCacheEntry which represents an entry
in the context-cache. Since devices with different bus_num and devfn have their
respective VTDAddressSpace, this will be a good way to reference the cached
entries.
Each VTDContextCacheEntry will have a context_cache_gen and the cached entry
is valid only when context_cache_gen equals IntelIOMMUState.context_cache_gen.

Signed-off-by: Le Tan <tamlokveer@gmail.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-08-28 23:10:22 +02:00
Le Tan
ed7b8fbcfb intel-iommu: add supports for queued invalidation interface
Add supports for queued invalidation interface, an expended invalidation
interface with extended capabilities.

Signed-off-by: Le Tan <tamlokveer@gmail.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-08-28 23:10:22 +02:00
Le Tan
d4eb911935 intel-iommu: add DMAR table to ACPI tables
Expose Intel IOMMU to the BIOS. If object of TYPE_INTEL_IOMMU_DEVICE exists,
add DMAR table to ACPI RSDT table. For now the DMAR table indicates that there
is only one hardware unit without INTR_REMAP capability on the platform.

Signed-off-by: Le Tan <tamlokveer@gmail.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-08-28 23:10:22 +02:00
Le Tan
1da12ec4c8 intel-iommu: introduce Intel IOMMU (VT-d) emulation
Add support for emulating Intel IOMMU according to the VT-d specification for
the q35 chipset machine. Implement the logics for DMAR (DMA remapping) without
PASID support. The emulation supports register-based invalidation and primary
fault logging.

Signed-off-by: Le Tan <tamlokveer@gmail.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-08-28 23:10:22 +02:00
Michael S. Tsirkin
cec391d752 ssdt-tpm: add generated hex file to git
Needed for systems without IASL.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-08-25 00:16:06 +02:00
Stefan Berger
711b20b479 Add ACPI tables for TPM
Add an SSDT ACPI table for the TPM device.
Add a TCPA table for BIOS logging area when a TPM is being used.

The latter follows this spec here:

http://www.trustedcomputinggroup.org/files/static_page_files/DCD4188E-1A4B-B294-D050A155FB6F7385/TCG_ACPIGeneralSpecification_PublicReview.pdf

This patch has Michael Tsirkin's patches folded in.

Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
2014-08-25 00:16:06 +02:00
Michael S. Tsirkin
927766c7d3 pc: reserve more memory for ACPI for new machine types
commit 868270f23d
    acpi-build: tweak acpi migration limits
broke kernel loading with -kernel/-initrd: it doubled
the size of ACPI tables but did not reserve
enough memory.

As a result, issues on boot and halt are observed.

Fix this up by doubling reserved memory for new machine types.

Cc: qemu-stable@nongnu.org
Reported-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-08-25 00:16:06 +02:00
Peter Maydell
0e4a773705 SCSI changes that enable sending vendor-specific commands via virtio-scsi.
Memory changes for QOMification and automatic tracking of MR lifetime.
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Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

SCSI changes that enable sending vendor-specific commands via virtio-scsi.

Memory changes for QOMification and automatic tracking of MR lifetime.

# gpg: Signature made Mon 18 Aug 2014 13:03:09 BST using RSA key ID 9B4D86F2
# gpg: Good signature from "Paolo Bonzini <pbonzini@redhat.com>"
# gpg:                 aka "Paolo Bonzini <bonzini@gnu.org>"

* remotes/bonzini/tags/for-upstream:
  mtree: remove write-only field
  memory: Use canonical path component as the name
  memory: Use memory_region_name for name access
  memory: constify memory_region_name
  exec: Abstract away ref to memory region names
  loader: Abstract away ref to memory region names
  tpm_tis: remove instance_finalize callback
  memory: remove memory_region_destroy
  memory: convert memory_region_destroy to object_unparent
  ioport: split deletion and destruction
  nic: do not destroy memory regions in cleanup functions
  vga: do not dynamically allocate chain4_alias
  sysbus: remove unused function sysbus_del_io
  qom: object: move unparenting to the child property's release callback
  qom: object: delete properties before calling instance_finalize
  virtio-scsi: implement parse_cdb
  scsi-block, scsi-generic: implement parse_cdb
  scsi-block: extract scsi_block_is_passthrough
  scsi-bus: introduce parse_cdb in SCSIDeviceClass and SCSIBusInfo
  scsi-bus: prepare scsi_req_new for introduction of parse_cdb

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-08-19 13:00:57 +01:00
Peter Maydell
da398fcc25 Block pull request
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Merge remote-tracking branch 'remotes/stefanha/tags/block-pull-request' into staging

Block pull request

# gpg: Signature made Fri 15 Aug 2014 18:04:23 BST using RSA key ID 81AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>"
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>"

* remotes/stefanha/tags/block-pull-request: (55 commits)
  qcow2: fix new_blocks double-free in alloc_refcount_block()
  image-fuzzer: Reduce number of generator functions in __init__
  image-fuzzer: Add generators of L1/L2 tables
  image-fuzzer: Add fuzzing functions for L1/L2 table entries
  docs: Expand the list of supported image elements with L1/L2 tables
  image-fuzzer: Public API for image-fuzzer/runner/runner.py
  image-fuzzer: Generator of fuzzed qcow2 images
  image-fuzzer: Fuzzing functions for qcow2 images
  image-fuzzer: Tool for fuzz tests execution
  docs: Specification for the image fuzzer
  ide: only constrain read/write requests to drive size, not other types
  virtio-blk: Correct bug in support for flexible descriptor layout
  libqos: Change free function called in malloc
  libqos: Correct mask to align size to PAGE_SIZE in malloc-pc
  libqtest: add QTEST_LOG for debugging qtest testcases
  ide: Fix segfault when flushing a device that doesn't exist
  qemu-options: add missing -drive discard option to cmdline help
  parallels: 2TB+ parallels images support
  parallels: split check for parallels format in parallels_open
  parallels: replace tabs with spaces in block/parallels.c
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-08-18 11:59:27 +01:00
Paolo Bonzini
469b046ead memory: remove memory_region_destroy
The function is empty after the previous patch, so remove it.

Reviewed-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-08-18 12:06:21 +02:00
Paolo Bonzini
d8d9581460 memory: convert memory_region_destroy to object_unparent
Explicitly call object_unparent in the few places where we
will re-create the memory region.  If the memory region is
simply being destroyed as part of device teardown, let QOM
handle it.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-08-18 12:06:20 +02:00
John Snow
552b48f44d q35: Enable the ioapic device to be seen by qtest.
Currently, the ioapic device can not be found in a qtest environment
when requesting "irq_interrupt_in ioapic" via the qtest socket.

By mirroring how the ioapic is added in i44ofx (hw/i440/pc_piix.c),
as a child of "q35," the device is able to be seen by qtest.

Signed-off-by: John Snow <jsnow@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-08-15 18:03:12 +01:00
Markus Armbruster
260cb1c409 pc: Get rid of pci-info leftovers
pc_fw_cfg_guest_info() never does anything, because has_pci_info is
always false.

Introduced in commit f8c457b "pc: pass PCI hole ranges to Guests",
disabled in commit 9604f70 "pc: disable pci-info for 1.6", and hasn't
been enabled since.  Obviously a dead end.  Get of it.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-08-14 13:22:25 +02:00
Michael S. Tsirkin
d67aadccfa acpi: align RSDP
RSDP should be aligned at a 16-byte boundary.
This would by chance at the moment, fix up acpi build
to make it robust.

Cc: qemu-stable@nongnu.org
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
2014-08-14 13:22:16 +02:00
Hu Tao
41d2f71376 hw:i386: typo fix: MEMORY_HOPTLUG_DEVICE -> MEMORY_HOTPLUG_DEVICE
Cc: qemu-stable@nongnu.org
Signed-off-by: Hu Tao <hutao@cn.fujitsu.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-08-14 13:20:49 +02:00
Jan Kiszka
f9f218730c pc: Create 2.2 machine type
Yet identical to 2.1.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-08-14 13:20:49 +02:00
Chunyan Liu
b33a5bbfba qemu: support xen hvm direct kernel boot
qemu side patch to support xen HVM direct kernel boot:
if -kernel exists, calls xen_load_linux(), which will read kernel/initrd
and add a linuxboot.bin or multiboot.bin option rom. The
linuxboot.bin/multiboot.bin will load kernel/initrd and jump to execute
kernel directly. It's working when xen uses seabios.

During this work, found the 'kvmvapic' is in option_rom list, it should
not be there in xen case. Set s->vapic_control = 0 in xen_apic_realize()
to handle that.

Signed-off-by: Chunyan Liu <cyliu@suse.com>
Acked-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
2014-08-01 15:58:12 +00:00
Michael S. Tsirkin
f47337cb91 piix: set legacy table size for 1.7
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-07-29 12:26:12 +02:00
Michael S. Tsirkin
868270f23d acpi-build: tweak acpi migration limits
- Tweak error message for legacy machine type:
  Basically if table size exceeds the limits we set all
  bets are off for migration: e.g. it can start failing even
  within given qemu minor version simply because of a bugfix.
- Increase table size to 128k.
- Make sure we notice it long before we start getting close to the
  128k limit: warn at 64k.
- Don't fail if we exceed the limit: most people don't care about
  migration, even less people care about cross version miration.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
2014-07-29 12:26:12 +02:00