Commit Graph

1704 Commits

Author SHA1 Message Date
Eduardo Habkost
ec2cbbdd80 vl: Don't silently change topology when all -smp options were set
QEMU tries to change the "threads" option even if it was explicitly set
in the command-line, and it shouldn't do that.

The right thing to do when all options (cpus, sockets, cores, threds)
are explicitly set is to sanity check them and abort in case they don't
make sense (i.e. when sockets*cores*threads < cpus).

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Andrew Jones <drjones@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2015-01-09 23:41:12 +01:00
Andrew Jones
c00cd99527 vl: fix max_cpus check
We should confirm max_cpus, which is >= smp_cpus, is
<= the machine's true max_cpus, not just smp_cpus.

Signed-off-by: Andrew Jones <drjones@redhat.com>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2015-01-09 23:41:12 +01:00
Eduardo Habkost
719cac1ce2 vl: Avoid unnecessary 'if' nesting
Just a coding style change, to make other changes easier to review.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Andrew Jones <drjones@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2015-01-09 23:41:11 +01:00
Marcel Apfelbaum
364c3e6b8d vl.c: fix regression when reading machine type from config file
After 'Machine as QOM' series the machine type input triggers
the creation of the machine class.
If the machine type is set in the configuration file, the machine
class is not updated accordingly and remains the default.

Fixed that by querying the machine options after the configuration
file is loaded.

Cc: qemu-stable@nongnu.org
Reported-by: William Dauchy <william@gandi.net>
Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2015-01-09 23:41:11 +01:00
Marcel Apfelbaum
de77a243b3 hw/usb: simplified usb_enabled
The argument is not longer used and the implementation
uses now QOM instead of QemuOpts.

Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Alexander Graf <agraf@suse.de>
Message-id: 1420550957-22337-4-git-send-email-marcel@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-01-08 17:32:27 +00:00
Marcel Apfelbaum
f8b6f8edac hw/ppc: modified the condition for usb controllers to be created for some ppc machines
Some ppc machines create a default usb controller based on a 'machine condition'.
Until now the logic was: create the usb controller if:
 -  the usb option was supplied in cli and value is true or
 -  the usb option was absent and both set_defaults and the machine
    condition were true.

Modified the logic to:
Create the usb controller if:
 - the machine condition is true and defaults are enabled or
 - the usb option is supplied and true.

The main for this is to simplify the usb_enabled method.

Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Alexander Graf <agraf@suse.de>
Message-id: 1420550957-22337-2-git-send-email-marcel@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-01-08 17:32:27 +00:00
Marcel Apfelbaum
52eb3dfd7d vl.c: add HMP help to machine
The help is based on the actual machine properties
exposing only the relevant options.

Signed-off-by: Marcel Apfelbaum <marcel.a@redhat.com>
Reviewed-by: Alexander Graf <agraf@suse.de>
Reviewed-by: Greg Bellows <greg.bellows@linaro.org>
Message-id: 1418217570-15517-4-git-send-email-marcel.a@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-12-22 23:12:27 +00:00
Marcel Apfelbaum
2e16898a61 vl.c: simplified machine_set_property
Refactored the code to re-use object_property_parse.

Signed-off-by: Marcel Apfelbaum <marcel.a@redhat.com>
Reviewed-by: Alexander Graf <agraf@suse.de>
Reviewed-by: Greg Bellows <greg.bellows@linaro.org>
Message-id: 1418217570-15517-3-git-send-email-marcel.a@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-12-22 23:12:27 +00:00
Marcel Apfelbaum
49d2e648e8 machine: remove qemu_machine_opts global list
QEMU has support for options per machine, keeping
a global list of options is no longer necessary.

Signed-off-by: Marcel Apfelbaum <marcel.a@redhat.com>
Reviewed-by: Alexander Graf <agraf@suse.de>
Reviewed-by: Greg Bellows <greg.bellows@linaro.org>
Message-id: 1418217570-15517-2-git-send-email-marcel.a@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-12-22 23:12:27 +00:00
Gonglei
703008e81a bootdevice: add Error **errp argument for validate_bootdevices()
It will be useful for checking when we change traditional
boot order dynamically and propagate error message
to the monitor.

Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
2014-12-22 14:39:20 +08:00
Gonglei
9816833d3b bootdevice: move code about bootorder from vl.c to bootdevice.c
First, we can downsize vl.c, make it simpler by
little and little. Second, I can maintain those code
and make some improvement.

Cc: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
2014-12-22 14:39:20 +08:00
Peter Maydell
b141290478 target-arm queue:
* pass semihosting exit code out to system
  * more TrustZone support code (still not enabled yet)
  * allow user to direct semihosting to gdb or native explicitly
    rather than always auto-guessing the destination
  * fix memory leak in realview_init
  * fix coverity warning in hw/arm/boot
  * get state migration working for AArch64 CPUs
  * check errors in kvm_arm_reset_vcpu
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Merge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20141211' into staging

target-arm queue:
 * pass semihosting exit code out to system
 * more TrustZone support code (still not enabled yet)
 * allow user to direct semihosting to gdb or native explicitly
   rather than always auto-guessing the destination
 * fix memory leak in realview_init
 * fix coverity warning in hw/arm/boot
 * get state migration working for AArch64 CPUs
 * check errors in kvm_arm_reset_vcpu

# gpg: Signature made Thu 11 Dec 2014 12:16:19 GMT using RSA key ID 14360CDE
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>"

* remotes/pmaydell/tags/pull-target-arm-20141211: (33 commits)
  target-arm: Check error conditions on kvm_arm_reset_vcpu
  target-arm: Support save/load for 64 bit CPUs
  target-arm/kvm: make reg sync code common between kvm32/64
  arm_gic_kvm: Tell kernel about number of IRQs
  hw/arm/boot: fix uninitialized scalar variable warning reported by coverity
  hw/arm/realview.c: Fix memory leak in realview_init()
  target-arm: make MAIR0/1 banked
  target-arm: make c13 cp regs banked (FCSEIDR, ...)
  target-arm: make VBAR banked
  target-arm: make PAR banked
  target-arm: make IFAR/DFAR banked
  target-arm: make DFSR banked
  target-arm: make IFSR banked
  target-arm: make DACR banked
  target-arm: make TTBCR banked
  target-arm: make TTBR0/1 banked
  target-arm: make CSSELR banked
  target-arm: respect SCR.FW, SCR.AW and SCTLR.NMFI
  target-arm: add SCTLR_EL3 and make SCTLR banked
  target-arm: add MVBAR support
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-12-11 16:47:23 +00:00
Liviu Ionescu
a38bb0792c Add the "-semihosting-config" option.
The usual semihosting behaviour is to process the system calls locally and
return; unfortuantelly the initial implementation dinamically changed the
target to GDB during debug sessions, which, for the usual arm-none-eabi-gdb,
is not implemented. The result was that during debug sessions the semihosting
calls were discarded.

This patch adds a configuration variable and an option to set it on the
command line:

    -semihosting-config [enable=on|off,]target=native|gdb|auto

This option enables semihosting and defines where the semihosting calls will
be addressed, to QEMU ('native') or to GDB ('gdb'). The default is auto, which
means 'gdb' during debug sessions and 'native' otherwise.

Signed-off-by: Liviu Ionescu <ilg@livius.net>
Message-id: 1416341957-9796-1-git-send-email-ilg@livius.net
[PMM: moved declaration and definition of semihosting_target to
 gdbstub.h and gdbstub.c to fix build failure on linux-user]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-12-11 12:07:48 +00:00
Max Reitz
4821cd4cfd chardev: Add -qmp-pretty
Add a command line option for adding a QMP monitor using pretty JSON
formatting.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2014-12-10 10:25:30 +01:00
Don Slutz
d1048bef9d -machine vmport=auto: Fix handling of VMWare ioport emulation for xen
c/s 9b23cfb76b

or

c/s b154537ad0

moved the testing of xen_enabled() from pc_init1() to
pc_machine_initfn().

xen_enabled() does not return the correct value in
pc_machine_initfn().

Changed vmport from a bool to an enum.  Added the value "auto" to do
the old way.  Move check of xen_enabled() back to pc_init1().

Acked-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Don Slutz <dslutz@verizon.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-11-26 12:11:27 +01:00
Alexander Graf
33cd52b5d7 sysbus: Make devices spawnable via -device
Now that we can properly map sysbus devices that haven't been connected to
something forcefully by C code, we can allow the -device command line option
to spawn them.

For machines that don't implement dynamic sysbus assignment in their board
files we add a new bool "has_dynamic_sysbus" to the machine class.
When that property is false (default), we bail out when we see dynamically
spawned sysbus devices, like we did before.

Signed-off-by: Alexander Graf <agraf@suse.de>
2014-11-04 23:26:14 +01:00
Peter Maydell
949ca9e479 pc, virtio, misc bugfixes
A bunch of minor bugfixes all over the place.
 
 changes from v2:
     added cpu hotplug rework
     added default vga type switch
     more fixes
 changes from v1:
     fix for test re-generation script
     add missing acks to two patches
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

pc, virtio, misc bugfixes

A bunch of minor bugfixes all over the place.

changes from v2:
    added cpu hotplug rework
    added default vga type switch
    more fixes
changes from v1:
    fix for test re-generation script
    add missing acks to two patches

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

# gpg: Signature made Mon 03 Nov 2014 16:33:13 GMT 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: (28 commits)
  vga: flip qemu 2.2 pc machine types from cirrus to stdvga
  vga: add default display to machine class
  vhost-user: fix mmap offset calculation
  hw/i386/acpi-build.c: Fix memory leak in acpi_build_tables_cleanup()
  smbios: Encode UUID according to SMBIOS specification
  pc: Add pc_compat_2_1() function
  hw/virtio/vring/event_idx: fix the vring_avail_event error
  hw/pci: fixed hotplug crash when using rombar=0 with devices having romfile
  hw/pci: fixed error flow in pci_qdev_init
  -machine vmport=off: Allow disabling of VMWare ioport emulation
  acpi/cpu-hotplug: introduce helper function to keep bit setting in one place
  cpu-hotplug: rename function for better readability
  qom/cpu: remove the unused CPU hot-plug notifier
  pc: Update rtc_cmos in pc_cpu_plug
  pc: add cpu hotplug handler to PC_MACHINE
  acpi:piix4: convert cpu hotplug to hotplug_handler API
  acpi:ich9: convert cpu hotplug to hotplug_handler API
  acpi/cpu: add cpu hotplug callback function to match hotplug_handler API
  acpi: create separate file for TCPA log
  tests: fix rebuild-expected-aml.sh for acpi-test rename
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-11-03 22:51:08 +00:00
Gerd Hoffmann
6f00494abe vga: add default display to machine class
This allows machine classes to specify which display device they want
as default.  If unspecified the current behavior (try cirrus, failing
that try stdvga, failing that use no display) will be used.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-11-03 18:32:48 +02:00
Peter Maydell
7135781f65 trivial patches for 2014-11-02
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Merge remote-tracking branch 'remotes/mjt/tags/pull-trivial-patches-2014-11-02' into staging

trivial patches for 2014-11-02

# gpg: Signature made Sun 02 Nov 2014 11:54:43 GMT 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>"

* remotes/mjt/tags/pull-trivial-patches-2014-11-02: (23 commits)
  vdi: wrapped uuid_unparse() in #ifdef
  tap: fix possible fd leak in net_init_tap
  tap: do not close(fd) in net_init_tap_one
  target-i386: Remove unused model_features_t struct
  tap_int.h: remove repeating NETWORK_SCRIPT defines
  os-posix: reorder parent notification for -daemonize
  pidfile: stop making pidfile error a special case
  os-posix: replace goto again with a proper loop
  os-posix: use global daemon_pipe instead of cryptic fds[1]
  dump: Fix dump-guest-memory termination and use-after-close
  virtio-9p-proxy: improve error messages in connect_namedsocket()
  virtio-9p-proxy: fix error return in proxy_init()
  virtio-9p-proxy: Fix sockfd leak
  target-tricore: check return value before using it
  net/slirp: specify logbase for smbd
  Revert "os-posix: report error message when lock file failed"
  util: Improve os_mem_prealloc error message
  sparse: fix build
  target-arm: A64: remove redundant store
  target-xtensa: mark XtensaConfig structs as unused
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-11-03 14:55:17 +00:00
Eduardo Habkost
caad057bb6 smbios: Encode UUID according to SMBIOS specification
Differently from older versions, SMBIOS version 2.6 is explicit about
the encoding of UUID fields:

> Although RFC 4122 recommends network byte order for all fields, the PC
> industry (including the ACPI, UEFI, and Microsoft specifications) has
> consistently used little-endian byte encoding for the first three fields:
> time_low, time_mid, time_hi_and_version. The same encoding, also known as
> wire format, should also be used for the SMBIOS representation of the UUID.
>
> The UUID {00112233-4455-6677-8899-AABBCCDDEEFF} would thus be represented
> as 33 22 11 00 55 44 77 66 88 99 AA BB CC DD EE FF.

The dmidecode tool implements this and decodes the above "wire format"
when SMBIOS version >= 2.6. We moved from SMBIOS version 2.4 to 2.8 when
we started building the SMBIOS entry point inside QEMU, on commit
c97294ec1b.

Change smbios_build_type_1_table() to encode the UUID as specified.

To make sure we won't change the guest-visible UUID when upgrading to a
newer QEMU version, keep the old behavior on pc-*-2.1 and older.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-11-02 13:44:52 +02:00
Dr. David Alan Gilbert
9b23cfb76b -machine vmport=off: Allow disabling of VMWare ioport emulation
This is a pc & q35 only machine opt.

VMWare apparently doesn't like running under QEMU due to our
incomplete emulation of it's special IO Port.  This adds a
pc & q35 property to allow it to be turned off.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Don Slutz <dslutz@verizon.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: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Richard W.M. Jones <rjones@redhat.com>
2014-11-02 13:44:12 +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
Michael Tokarev
fee78fd6d2 pidfile: stop making pidfile error a special case
In case of -daemonize, we write non-zero to the daemon
pipe only if pidfile creation failed, so the parent will
report error about pidfile problem.  There's no need to
make special case for this, since all other errors are
reported by the child just fine.  Let the parent report
error and simplify logic in os_daemonize().

This way, we don't need os_pidfile_error() function, since
it only prints error now, so put the error reporting printf
into the only place where qemu_create_pidfile() is called,
in vl.c.

While at it, fix wrong indentation in os_daemonize().

Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-11-02 10:04:34 +03:00
Gonglei
522abf6999 vl.c: Fix Coverity complaining for vmstate_dump_file
commit abfd9ce3(migration: dump vmstate info as a json
file for static analysis) introduce a new command,
'-dump-vmstate', that takes a filename
as an argument.  When executed, QEMU will dump the vmstate information
for the machine type it's invoked with to the file, and quit.

However, only one instance of the -dump-vmstate option is supported.
If more were given, the vmstate_dump_file variable would be overwritten.

This fix also helps silence a Coverity error.

Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-10-31 11:29:01 +01:00
Dr. David Alan Gilbert
b154537ad0 -machine vmport=off: Allow disabling of VMWare ioport emulation
This is a pc & q35 only machine opt.

VMWare apparently doesn't like running under QEMU due to our
incomplete emulation of it's special IO Port.  This adds a
pc & q35 property to allow it to be turned off.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Don Slutz <dslutz@verizon.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-10-31 11:29:01 +01:00
Jan Kiszka
817ef04db2 Make qemu_shutdown_requested signal-safe
qemu_shutdown_requested may be interrupted by qemu_system_killed. If the
latter sets shutdown_requested after qemu_shutdown_requested has read it
but before it was cleared, the shutdown event is lost. Fix this by using
atomic_xchg.

This provides a different fix for the problem which commit 15124e142
attempts to deal with. That commit breaks use of ^C to drop into gdb,
and so this approach is better (and 15124e142 can be reverted).

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Reviewed-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
[PMM: commit message tweak]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-10-27 14:09:27 +00:00
Markus Armbruster
7797a73947 hmp: Remove "info pcmcia"
This command lists PCMCIA sockets and cards.  Only a few ARM boards
have sockets (akita, borzoi, connex, mainstone, spitz, terrier, tosa,
verdex, z2), the only card is the DSCM-1xxxx Hitachi Microdrive (qdev
"microdrive"), and it is only inserted during machine init, if ever.
So this command doesn't really tell anybody anything new so far.

Moreover, pcmcia_socket_unregister() has a use-after-free bug, flagged
by Coverity.  Has never been used, because there has never been code
to eject a PCMCIA card.

Not worth fixing & converting to QMP.  Remove it.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Acked-by: Luiz Capitulino <lcapitulino@redhat.com>
Acked-by: Andreas Färber <afaerber@suse.de>
Message-id: 1411144812-22958-1-git-send-email-armbru@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-10-24 12:19:11 +01:00
Gonglei
bc74112f7e bootdevice: move bootdevice related code to new file bootdevice.c
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 09:49:48 +02:00
Peter Maydell
fcb2cd928f Four changes here. Polling for reconnection of character devices,
the QOMification of accelerators, a fix for -kernel support on x86, and one
 for a recently-introduced virtio-scsi optimization.
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Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

Four changes here.  Polling for reconnection of character devices,
the QOMification of accelerators, a fix for -kernel support on x86, and one
for a recently-introduced virtio-scsi optimization.

# gpg: Signature made Thu 09 Oct 2014 14:36:50 BST using RSA key ID 4E6B09D7
# gpg: Good signature from "Paolo Bonzini <pbonzini@redhat.com>"
# gpg:                 aka "Paolo Bonzini <bonzini@gnu.org>"

* remotes/bonzini/tags/for-upstream: (28 commits)
  qemu-char: Fix reconnect socket error reporting
  qemu-sockets: Add error to non-blocking connect handler
  qemu-error: Add error_vreport()
  virtio-scsi: fix use-after-free of VirtIOSCSIReq
  linuxboot: compute initrd loading address
  kvm: Make KVMState be the TYPE_KVM_ACCEL instance struct
  accel: Create accel object when initializing machine
  accel: Pass MachineState object to accel init functions
  accel: Rename 'init' method to 'init_machine'
  accel: Move accel init/allowed code to separate function
  accel: Remove tcg_available() function
  accel: Move qtest accel registration to qtest.c
  accel: Move Xen registration code to xen-common.c
  accel: Move KVM accel registration to kvm-all.c
  accel: Report unknown accelerator as "not found" instead of "does not exist"
  accel: Make AccelClass.available() optional
  accel: Use QOM classes for accel types
  accel: Move accel name lookup to separate function
  accel: Simplify configure_accelerator() using AccelType *acc variable
  accel: Create AccelType typedef
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-10-09 15:09:05 +01:00
Eduardo Habkost
f6a1ef6440 accel: Pass MachineState object to accel init functions
Most of the machine options and machine state information is in the
MachineState object, not on the MachineClass. This will allow init
functions to use the MachineState object directly instead of
qemu_get_machine_opts() or the current_machine global.

Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-10-09 12:57:10 +02:00
Eduardo Habkost
a1a9cb0ccd accel: Move accel code to accel.c
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-10-04 08:59:15 +02:00
Eduardo Habkost
2067444945 vl.c: Small coding style fix
Just to make checkpatch.pl happy when moving the code.

Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-10-04 08:59:14 +02:00
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
John Snow
a66c9dc734 blockdev: Orphaned drive search
When users use command line options like -hda, -cdrom,
or even -drive if=ide, it is up to the board initialization
routines to pick up these drives and create backing
devices for them.

Some boards, like Q35, have not been doing this.
However, there is no warning explaining why certain
drive specifications are just silently ignored,
so this function adds a check to print some warnings
to assist users in debugging these sorts of issues
in the future.

This patch will not warn about drives added with if_none,
for which it is not possible to tell in advance if
the omission of a backing device is an issue.

A warning in these cases is considered appropriate.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-id: 1412187569-23452-2-git-send-email-jsnow@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-10-03 10:30:33 +01:00
zhanghailiang
28d16f38d0 vl: Adjust the place of calling mlockall to speedup VM's startup
If we configure mlock=on and memory policy=bind at the same time,
It will consume lots of time for system to treat with memory,
especially when call mbind behind mlockall.

Adjust the place of calling mlockall, calling mbind before mlockall
can remarkably reduce the time of VM's startup.

Acked-by: Michael S. Tsirkin <mst@redhat.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>
2014-09-29 19:44:04 +03:00
Peter Maydell
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Merge remote-tracking branch 'remotes/stefanha/tags/block-pull-request' into staging

# gpg: Signature made Mon 22 Sep 2014 12:41:59 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: (59 commits)
  block: Always compile virtio-blk dataplane
  vring: Better error handling if num is too large
  virtio: Import virtio_vring.h
  async: aio_context_new(): Handle event_notifier_init failure
  block: vhdx - fix reading beyond pointer during image creation
  block: delete cow block driver
  block/archipelago: Fix typo in qemu_archipelago_truncate()
  ahci: Add test_identify case to ahci-test.
  ahci: Add test_hba_enable to ahci-test.
  ahci: Add test_hba_spec to ahci-test.
  ahci: properly shadow the TFD register
  ahci: add test_pci_enable to ahci-test.
  ahci: Add test_pci_spec to ahci-test.
  ahci: MSI capability should be at 0x80, not 0x50.
  ahci: Adding basic functionality qtest.
  layout: Add generators for refcount table and blocks
  fuzz: Add fuzzing functions for entries of refcount table and blocks
  docs: List all image elements currently supported by the fuzzer
  qapi/block-core: Add "new" qcow2 options
  qcow2: Add overlap-check.template option
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-09-23 12:08:55 +01:00
Chrysostomos Nanakos
2f78e491d7 async: aio_context_new(): Handle event_notifier_init failure
On a system with a low limit of open files the initialization
of the event notifier could fail and QEMU exits without printing any
error information to the user.

The problem can be easily reproduced by enforcing a low limit of open
files and start QEMU with enough I/O threads to hit this limit.

The same problem raises, without the creation of I/O threads, while
QEMU initializes the main event loop by enforcing an even lower limit of
open files.

This commit adds an error message on failure:

 # qemu [...] -object iothread,id=iothread0 -object iothread,id=iothread1
 qemu: Failed to initialize event notifier: Too many open files in system

Signed-off-by: Chrysostomos Nanakos <cnanakos@grnet.gr>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-09-22 11:39:48 +01:00
zhanghailiang
4d63322cd4 vl: Print maxmem in hex format for error message
In error message, maxmem is printed in Dec but ram_size in Hex.
It is better to print them in same format.
Also use error_report instead of fprintf.

Reviewed-By: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: zhanghailiang <zhang.zhanghailiang@huawei.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-09-20 17:55:53 +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
Eduardo Habkost
d828c430eb qdev: Rename qdev_prop_check_global() to qdev_prop_check_globals()
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-09-18 21:51:24 +03:00
Pavel Dovgalyuk
4603ea0105 cpu: init vmstate for ticks and clock offset
Ticks and clock offset used by CPU timers have to be saved in vmstate.
But vmstate for these fields registered only in icount mode.
Missing registration leads to breaking the continuity when vmstate is loaded.
This patch introduces new initialization function which fixes this.

Signed-off-by: Pavel Dovgalyuk <Pavel.Dovgaluk@ispras.ru>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-09-11 12:20:32 +02:00
Paolo Bonzini
9b10ac869d vl: use QLIST_FOREACH_SAFE to visit change state handlers
This lets a handler delete itself.

Acked-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-09-10 12:08:33 +02:00
Andreas Färber
d2659e27e1 machine: Clean up -machine handling
Since commit c4090f8, -object options are no longer handled through
object_set_property(), so clean up -object leftovers by renaming the
function and dropping special-casing of qom-type and id properties.

Cc: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Marcel Apfelbaum <marcel.a@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-09-04 16:14:47 +02:00
Peter Maydell
f2426947de pci, pc fixes, features
A bunch of bugfixes - these will make sense for 2.1.1
 
 Initial Intel IOMMU support.
 
 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 fixes, features

A bunch of bugfixes - these will make sense for 2.1.1

Initial Intel IOMMU support.

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

# gpg: Signature made Tue 02 Sep 2014 16:05:04 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:
  vhost_net: start/stop guest notifiers properly
  pci: avoid losing config updates to MSI/MSIX cap regs
  virtio-net: don't run bh on vm stopped
  ioh3420: remove unused ioh3420_init() declaration
  vhost_net: cleanup start/stop condition
  intel-iommu: add IOTLB using hash table
  intel-iommu: add context-cache to cache context-entry
  intel-iommu: add supports for queued invalidation interface
  intel-iommu: fix coding style issues around in q35.c and machine.c
  intel-iommu: add Intel IOMMU emulation to q35 and add a machine option "iommu" as a switch
  intel-iommu: add DMAR table to ACPI tables
  intel-iommu: introduce Intel IOMMU (VT-d) emulation
  iommu: add is_write as a parameter to the translate function of MemoryRegionIOMMUOps

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-09-02 16:07:31 +01:00
Le Tan
a52a7fdfa7 intel-iommu: add Intel IOMMU emulation to q35 and add a machine option "iommu" as a switch
Add Intel IOMMU emulation to q35 chipset and expose it to the guest.
1. Add a machine option. Users can use "-machine iommu=on|off" in the command
line to enable/disable Intel IOMMU. The default is off.
2. Accroding to the machine option, q35 will initialize the Intel IOMMU and
use pci_setup_iommu() to setup q35_host_dma_iommu() as the IOMMU function for
the pci bus.
3. q35_host_dma_iommu() will return different address space according to the
bus_num and devfn of the device.

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
Paolo Bonzini
7b71758d79 vl: process -object after other backend options
QOM backends can refer to chardevs, but not vice versa.  So
process -chardev and -fsdev options before -object

This fixes the rng-egd backend to virtio-rng.

Reported-by: Amos Kong <akong@redhat.com>
Cc: qemu-stable@nongnu.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-08-26 13:44:39 +02:00
Hu Tao
3a9cbfe009 vl: free err
err is not freed after use, thus causing memory leak. This patch fixes
it.

Signed-off-by: Hu Tao <hutao@cn.fujitsu.com>
Cc: qemu-trivial@nongnu.org
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-08-15 18:54:07 +04:00
Gonglei
28de2f883c vl: don't use 'Yoda conditions'
imitate nearby code about using '!value' or 'value == NULL'

Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-08-15 18:54:07 +04:00
Sebastian Tanase
a8bfac3708 icount: Add align option to icount
The align option is used for activating the align algorithm
in order to synchronise the host clock and the guest clock.

Signed-off-by: Sebastian Tanase <sebastian.tanase@openwide.fr>
Tested-by: Camille Bégué <camille.begue@openwide.fr>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-08-06 17:53:07 +02:00
Sebastian Tanase
1ad9580bd7 icount: Add QemuOpts for icount
Make icount parameter use QemuOpts style options in order
to easily add other suboptions.

Signed-off-by: Sebastian Tanase <sebastian.tanase@openwide.fr>
Tested-by: Camille Bégué <camille.begue@openwide.fr>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-08-06 17:53:07 +02:00
Marcel Apfelbaum
b0ddb8bf6b machine: Replace underscores in machine's property names
Replaced '_' with '-' to comply with QOM guidelines.
Made the conversion from command line to QMP in vl.c.

Signed-off-by: Marcel Apfelbaum <marcel.a@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-07-21 18:58:36 +02:00
Igor Mammedov
5734d031aa pc: fix qemu exiting with error when -m X < 128 with old machine types
If machine doesn't support memory hotplug then starting QEMU
with initial memory less than default will make QEMU exit with
following error message:

$QEMU -m 16  -M isapc
qemu-system-i386: "-memory 'slots|maxmem'" is not supported by: isapc

Set maxram_size to initial memory value before parsing
'maxmem' option allows to keep maxmem in sync with initial
memory size if no maxmem option was specified.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
CC: Bruce Rogers <brogers@suse.com>
Reviewed-By: Bruce Rogers <brogers@suse.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-07-17 17:45:45 +01:00
Peter Maydell
1aa85f46b3 Tracing pull request
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Merge remote-tracking branch 'remotes/stefanha/tags/tracing-pull-request' into staging

Tracing pull request

# gpg: Signature made Tue 01 Jul 2014 09:56:27 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/tracing-pull-request:
  trace: add qemu_system_powerdown_request and qemu_system_shutdown_request trace events

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-07-01 14:21:50 +01:00
Yang Zhiyong
bc78cff975 trace: add qemu_system_powerdown_request and qemu_system_shutdown_request trace events
We have the experience that the guest doesn't stop successfully
though it was instructed to shut down.

The root cause may be not in QEMU mostly.  However, QEMU is often
suspected at the beginning just because the issue occurred in
virtualization environment.

Therefore, we need to affirm that QEMU received the shutdown
request and raised ACPI irq from "virsh shutdown" command,
virt-manger or stopping QEMU process to the VM .
So that we can affirm the problems was belonged to the Guset OS
rather than the QEMU itself.

When we stop guests by "virsh shutdown" command or virt-manger,
or stopping QEMU process, qemu_system_powerdown_request() or
qemu_system_shutdown_request() is called. Then the below functions
in main_loop_should_exit() of Vl.c are called roughly in the
following order.

	if (qemu_powerdown_requested())
		qemu_system_powerdown()
			monitor_protocol_event(QEVENT_POWERDOWN, NULL)

	OR

	if(qemu_shutdown_requested()}
		monitor_protocol_event(QEVENT_SHUTDOWN, NULL);

The tracepoint of monitor_protocol_event() already exists, but no
tracepoints are defined for qemu_system_powerdown_request() and
qemu_system_shutdown_request(). So this patch adds two tracepoints for
the two functions. We believe that it will become much easier to
isolate the problem mentioned above by these tracepoints.

Signed-off-by: Yang Zhiyong <yangzy.fnst@cn.fujitsu.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-07-01 10:56:13 +02:00
Paolo Bonzini
b5c2c3d0c8 memory: MemoryRegion: use /machine as default owner
This will be added (after QOMification) as the QOM parent.

Reviewed-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-07-01 10:20:41 +02:00
Eduardo Habkost
1af878e049 numa: Keep track of NUMA nodes present on the command-line
Based on "enable sparse node numbering" patch from Nishanth Aravamudan,
but without the code to actually support sparse node IDs. This just adds
the code to keep track of present/non-present nodes on the command-line,
without changing any behavior.

Signed-off-by: Nishanth Aravamudan <nacc@linux.vnet.ibm.com>
[Rename max_numa_node to max_numa_nodeid -Eduardo]
[Initialize max_numa_nodeid to 0 -Eduardo]
[Use MAX() macro when setting max_numa_nodeid -Eduardo]
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Hu Tao <hutao@cn.fujitsu.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2014-06-29 18:59:41 +03:00
Peter Maydell
513d80edc1 migration/next for 20140623
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Merge remote-tracking branch 'remotes/juanquintela/tags/migration/20140623' into staging

migration/next for 20140623

# gpg: Signature made Mon 23 Jun 2014 18:18:57 BST using RSA key ID 5872D723
# gpg: Can't check signature: public key not found

* remotes/juanquintela/tags/migration/20140623: (22 commits)
  vmstate: Refactor & increase tests for primitive types
  vmstate: Return error in case of error
  migration: Remove unneeded minimum_version_id_old
  tests: vmstate static checker: add size mismatch inside substructure
  tests: vmstate static checker: add substructure for usb-kbd for hid section
  tests: vmstate static checker: remove Subsections
  tests: vmstate static checker: remove a subsection
  tests: vmstate static checker: remove Description inside Fields
  tests: vmstate static checker: remove Description
  tests: vmstate static checker: remove Fields
  tests: vmstate static checker: change description name
  tests: vmstate static checker: remove last field in a struct
  tests: vmstate static checker: remove a field
  tests: vmstate static checker: remove a section
  tests: vmstate static checker: minimum_version_id check
  tests: vmstate static checker: version mismatch inside a Description
  tests: vmstate static checker: add version error in main section
  tests: vmstate static checker: incompat machine types
  tests: vmstate static checker: add dump1 and dump2 files
  vmstate-static-checker: script to validate vmstate changes
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-06-24 15:33:42 +01:00
Peter Maydell
089a39486f Merge remote-tracking branch 'remotes/qmp-unstable/queue/qmp' into staging
* remotes/qmp-unstable/queue/qmp: (43 commits)
  monitor: protect event emission
  monitor: protect outbuf and mux_out with mutex
  qemu-char: make writes thread-safe
  qemu-char: move pty_chr_update_read_handler around
  qemu-char: do not call chr_write directly
  qemu-char: introduce qemu_chr_alloc
  qapi event: clean up
  qapi event: convert QUORUM events
  qapi event: convert GUEST_PANICKED
  qapi event: convert BALLOON_CHANGE
  qmp: convert ACPI_DEVICE_OST event
  qapi event: convert SPICE events
  qapi event: convert VNC events
  qapi event: convert NIC_RX_FILTER_CHANGED
  qapi event: convert other BLOCK_JOB events
  qapi event: convert BLOCK_IMAGE_CORRUPTED
  qapi event: convert BLOCK_IO_ERROR and BLOCK_JOB_ERROR
  qapi event: convert DEVICE_TRAY_MOVED
  qapi event: convert DEVICE_DELETED
  qapi event: convert WATCHDOG
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-06-24 13:06:13 +01:00
Peter Maydell
27acb9dd24 pc,pci,vhost,net fixes, enhancements
Don's patches to limit below-4g ram for pc
 Marcel's pcie hotplug rewrite
 Gabriel's changes to e1000 auto-negotiation
 qemu char bugfixes by Stefan
 misc bugfixes
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

pc,pci,vhost,net fixes, enhancements

Don's patches to limit below-4g ram for pc
Marcel's pcie hotplug rewrite
Gabriel's changes to e1000 auto-negotiation
qemu char bugfixes by Stefan
misc bugfixes

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

# gpg: Signature made Mon 23 Jun 2014 16:25:19 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: (23 commits)
  xen-hvm: Handle machine opt max-ram-below-4g
  pc & q35: Add new machine opt max-ram-below-4g
  xen-hvm: Fix xen_hvm_init() to adjust pc memory layout
  pcie: coding style tweak
  hw/pcie: better hotplug/hotunplug support
  hw/pcie: implement power controller functionality
  hw/pcie: correct debug message
  q35: Use PC_Q35_COMPAT_1_4 on pc-q35-1.4 compat_props
  virtio-pci: Report an error when msix vectors init fails
  qemu-char: avoid leaking unused fds in tcp_get_msgfds()
  qemu-char: fix qemu_chr_fe_get_msgfd()
  qapi/string-output-visitor: fix human output
  e1000: factor out checking for auto-negotiation availability
  e1000: move e1000_autoneg_timer() to after set_ics()
  e1000: signal guest on successful link auto-negotiation
  e1000: improve auto-negotiation reporting via mii-tool
  e1000: emulate auto-negotiation during external link status change
  qtest: fix vhost-user-test unbalanced mutex locks
  qtest: fix qtest for vhost-user
  libqemustub: add more stubs for qemu-char
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-06-24 11:14:47 +01:00
Amit Shah
abfd9ce341 migration: dump vmstate info as a json file for static analysis
This commit adds a new command, '-dump-vmstate', that takes a filename
as an argument.  When executed, QEMU will dump the vmstate information
for the machine type it's invoked with to the file, and quit.

The JSON-format output can then be used to compare the vmstate info for
different QEMU versions, specifically to test whether live migration
would break due to changes in the vmstate data.

A Python script that compares the output of such JSON dumps is included
in the following commit.

Signed-off-by: Amit Shah <amit.shah@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-06-23 19:14:50 +02:00
Wenchao Xia
e010ad8f1e qapi event: convert RTC_CHANGE
This patch also eliminates build time warning caused by no caller
of monitor_qapi_event_throttle().

Signed-off-by: Wenchao Xia <wenchaoqemu@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-06-23 11:12:27 -04:00
Wenchao Xia
7a906f7ffb qapi event: convert WAKEUP
Signed-off-by: Wenchao Xia <wenchaoqemu@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-06-23 11:12:27 -04:00
Wenchao Xia
1d11a95a3e qapi event: convert SUSPEND
Signed-off-by: Wenchao Xia <wenchaoqemu@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-06-23 11:12:27 -04:00
Wenchao Xia
591c48fbc5 qapi event: convert RESUME
Signed-off-by: Wenchao Xia <wenchaoqemu@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-06-23 11:12:24 -04:00
Don Slutz
c87b152072 pc & q35: Add new machine opt max-ram-below-4g
This is a pc & q35 only machine opt.

If you add enough PCI devices then all mmio for them will not fit
below 4G which may not be the layout the user wanted. This allows
you to increase the below 4G address space that PCI devices can use
(aka decrease ram below 4G) and therefore in more cases not have any
mmio that is above 4G.

For example using "-machine pc,max-ram-below-4g=2G" on the command
line will limit the amount of ram that is below 4G to 2G.

Note: this machine option cannot be used to increase the amount
of ram below 4G.

Signed-off-by: Don Slutz <dslutz@verizon.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

MST: fix 32 bit
2014-06-23 18:02:41 +03:00
Wenchao Xia
a6330785f0 qapi event: convert RESET
Signed-off-by: Wenchao Xia <wenchaoqemu@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-06-23 11:01:25 -04:00
Wenchao Xia
0aab9ec33e qapi event: convert POWERDOWN
There is no existing comments for POWERDOWN in doc/qmp/qmp-events.txt,
so no change on it like other conversion patch.

Signed-off-by: Wenchao Xia <wenchaoqemu@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-06-23 11:01:25 -04:00
Wenchao Xia
8432183137 qapi event: convert SHUTDOWN
This patch also eliminates build time warning caused by
QAPI_EVENT_MAX = 0.

Signed-off-by: Wenchao Xia <wenchaoqemu@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-06-23 11:01:25 -04:00
Richard Henderson
224f9fd419 tcg-ppc: Merge cache-utils into the backend
As a "utility", it only supported ppc, and in a way that other
tcg backends provided directly in tcg-target.h.  Removing this
disparity is easier now that the two ppc backends are merged.

Tested-by: Tom Musta <tommusta@gmail.com>
Signed-off-by: Richard Henderson <rth@twiddle.net>
2014-06-23 07:32:30 -07:00
Richard Henderson
2b45c3f500 qemu/osdep: Remove the need for qemu_init_auxval
Instead of getting backup auxv data from the env pointer given to main,
read it from /proc/self/auxv.  We can do this at any time, so we're not
tied to any ordering wrt a call to qemu_init_auxval from main.

Tested-by: Tom Musta <tommusta@gmail.com>
Signed-off-by: Richard Henderson <rth@twiddle.net>
2014-06-23 07:32:27 -07:00
Paolo Bonzini
74892d2468 vl: allow other threads to do qemu_system_vmstop_request
There patch protects vmstop_requested with a lock and introduces
qemu_system_vmstop_request_prepare.

Together with the new call to qemu_vmstop_requested in vm_start,
qemu_system_vmstop_request_prepare avoids a race where the VM could remain
stopped even though the iostatus of a block device has already been set
(for example).

qemu_system_vmstop_request_prepare however also lets the caller thread
delay observation of the state change until it has itself communicated
that change to the user.  This delay avoids any possibility of a wrong
reordering of the BLOCK_IO_ERROR event and the subsequent STOP event.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-06-23 16:36:13 +08:00
Michael S. Tsirkin
705456c0d7 numa: use RAM_ADDR_FMT with ram_addr_t
commit 4407ab055be995e64633322a78e64dfa376dc534
    vl.c: extend -m option to support options for memory hotplug
prints ram_addr_t with u64 format, this is wrong for
some systems, in particular w32.

print ram_addr_t with RAM_ADDR_FMT to fix build on w32.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-06-19 18:44:22 +03:00
Paolo Bonzini
c4090f8ef6 vl: redo -object parsing
Follow the lines of the HMP implementation, using OptsVisitor
to parse the options.  This gives access to OptsVisitor's
rich parsing of integer lists.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Hu Tao <hutao@cn.fujitsu.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-06-19 18:44:20 +03:00
Paolo Bonzini
7febe36f9a numa: add -numa node,memdev= option
This option provides the infrastructure for binding guest NUMA nodes
to host NUMA nodes.  For example:

 -object memory-ram,size=1024M,policy=bind,host-nodes=0,id=ram-node0 \
 -numa node,nodeid=0,cpus=0,memdev=ram-node0 \
 -object memory-ram,size=1024M,policy=interleave,host-nodes=1-3,id=ram-node1 \
 -numa node,nodeid=1,cpus=1,memdev=ram-node1

The option replaces "-numa node,mem=".

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Hu Tao <hutao@cn.fujitsu.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>

MST: conflict resolution
2014-06-19 18:44:19 +03:00
Wanlong Gao
0042109a6a NUMA: convert -numa option to use OptsVisitor
Signed-off-by: Wanlong Gao <gaowanlong@cn.fujitsu.com>
Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Tested-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Hu Tao <hutao@cn.fujitsu.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-06-19 18:44:18 +03:00
Wanlong Gao
8c85901ed3 NUMA: Add numa_info structure to contain numa nodes info
Add the numa_info structure to contain the numa nodes memory,
VCPUs information and the future added numa nodes host memory
policies.

Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Andre Przywara <andre.przywara@amd.com>
Signed-off-by: Wanlong Gao <gaowanlong@cn.fujitsu.com>
[Fix hw/ppc/spapr.c - Paolo]
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

Signed-off-by: Hu Tao <hutao@cn.fujitsu.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-06-19 18:44:18 +03:00
Wanlong Gao
96d0e26c23 NUMA: move numa related code to new file numa.c
Signed-off-by: Wanlong Gao <gaowanlong@cn.fujitsu.com>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Hu Tao <hutao@cn.fujitsu.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Signed-off-by: Andre Przywara <andre.przywara@amd.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>

MST: comment tweaks
2014-06-19 18:44:18 +03:00
Igor Mammedov
c270fb9eff vl.c: extend -m option to support options for memory hotplug
Add following parameters:
  "slots" - total number of hotplug memory slots
  "maxmem" - maximum possible memory

"slots" and "maxmem" should go in pair and "maxmem" should be greater
than "mem" for memory hotplug to be enabled.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

MST: fix build on 32 bit
2014-06-19 16:41:46 +03:00
Igor Mammedov
2d9c2725f7 vl.c: daemonize before guest memory allocation
memory allocated for guest before QEMU is daemonized and then mapped
later in guest's address space after it is daemonized, leads to EPT
violation and QEMU aborts.

To avoid this and similar issues switch to daemonized mode early
before applying/processing other options.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Acked-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-06-18 21:10:27 +03:00
Igor Mammedov
a790f4ecc9 object_add: allow completion handler to get canonical path
Add object to /objects before calling user_creatable_complete()
handler, so that object might be able to call
object_get_canonical_path() in its completion handler.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Acked-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-06-18 21:10:21 +03:00
Markus Armbruster
60e19e06a4 blockdev: Rename drive_init(), drive_uninit() to drive_new(), drive_del()
"Init" and "uninit" suggest the functions don't allocate / free
storage.  But they do.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Benoit Canet <benoit@irqsave.net>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-06-16 17:23:19 +08:00
Lluís Vilanova
5b808275f3 trace: Multi-backend tracing
Adds support to compile QEMU with multiple tracing backends at the same time.

For example, you can compile QEMU with:

  $ ./configure --enable-trace-backends=ftrace,dtrace

Where 'ftrace' can be handy for having an in-flight record of events, and 'dtrace' can be later used to extract more information from the system.

This patch allows having both available without recompiling QEMU.

Signed-off-by: Lluís Vilanova <vilanova@ac.upc.edu>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-06-09 15:43:40 +02:00
Peter Maydell
26edf8cc08 pc,pci,virtio,qdev fixes, tests
new tests for SMBIOS
 SMBIOS fixes
 pc, pci fixes
 qdev patches stayed on list for a month with no review,
 as I told people on KVM forum I'm merging stuch patches
 if they look fine.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

pc,pci,virtio,qdev fixes, tests

new tests for SMBIOS
SMBIOS fixes
pc, pci fixes
qdev patches stayed on list for a month with no review,
as I told people on KVM forum I'm merging stuch patches
if they look fine.

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

* remotes/mst/tags/for_upstream:
  qdev: Add test of qdev_prop_check_global
  qdev: Display warning about unused -global
  tests: add smbios testing
  tests: rename acpi-test to bios-tables-test
  virtio-balloon: return empty data when no stats are available
  pcie_host: Turn pcie_host_init() into an instance_init
  SMBIOS: Fix type 17 field sizes
  SMBIOS: Update Type 0 struct generator for machines >= 2.1
  SMBIOS: Fix endian-ness when populating multi-byte fields
  serial-pci: Set prog interface field of pci config to 16550 compatible

Conflicts:
	include/hw/i386/pc.h
[PMM: fixed trivial conflict in pc.h]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-06-05 21:52:37 +01:00
Don Slutz
9f9260a3be qdev: Display warning about unused -global
This can help a user understand why -global was ignored.

For example: with "-vga cirrus"; "-global vga.vgamem_mb=16" is just
ignored when "-global cirrus-vga.vgamem_mb=16" is not.

This is currently clear when the wrong property is provided:

out/x86_64-softmmu/qemu-system-x86_64 -global cirrus-vga.vram_size_mb=16 -monitor pty -vga cirrus
char device redirected to /dev/pts/20 (label compat_monitor0)
qemu-system-x86_64: Property '.vram_size_mb' not found
Aborted (core dumped)

vs

out/x86_64-softmmu/qemu-system-x86_64 -global vga.vram_size_mb=16 -monitor pty -vga cirrus
char device redirected to /dev/pts/20 (label compat_monitor0)
VNC server running on `::1:5900'
^Cqemu: terminating on signal 2

Signed-off-by: Don Slutz <dslutz@verizon.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
2014-06-05 19:20:37 +03:00
Marcel Apfelbaum
6b1b144019 machine: Make -machine opts properties of MachineState
Make machine's QemuOpts QOM properties of /machine. The properties
are automatically filled in. This opens the possibility to create
opts per machine rather than global.

Signed-off-by: Marcel Apfelbaum <marcel.a@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-05-28 17:36:13 +02:00
Marcel Apfelbaum
13d7adf92a vl.c: Do not set 'type' property in obj_set_property()
Filter out also 'type' property when setting
object's properties.

Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Marcel Apfelbaum <marcel.a@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-05-28 17:35:59 +02:00
Marcel Apfelbaum
3ef9622182 machine: Conversion of QEMUMachineInitArgs to MachineState
Total removal of QEMUMachineInitArgs struct. QEMUMachineInitArgs's fields
are copied into MachineState. Removed duplicated fields from MachineState.

All the other changes are only mechanical refactoring, no semantic changes.

Signed-off-by: Marcel Apfelbaum <marcel.a@redhat.com>
Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com> (s390)
Reviewed-by: Michael S. Tsirkin <mst@redhat.com> (PC)
[AF: Renamed ms -> machine, use MACHINE_GET_CLASS()]
Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-05-28 17:35:01 +02:00
Dr. David Alan Gilbert
5b9d313e3f vl: fix 'name' option to work with -readconfig
The 'name' option silently failed when used in config files
( http://lists.gnu.org/archive/html/qemu-devel/2014-04/msg00378.html )

-readconfig stores the configuration read in QemuOpts.  Command line
option parsing should do the same, and no more.  In particular it should
not act upon the option.  That needs to be done separately, where both
command line and -readconfig settings are visible in QemuOpts.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reported-by: William Dauchy <william@gandi.net>
Tested-by: William Dauchy <william@gandi.net>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
(mjt: added commit message by ambru@ and subject prefix)
2014-05-24 00:44:12 +04:00
Kirill Batuzov
02ce232c50 vl.c: remove init_clocks call from main
Clocks are initialized in qemu_init_main_loop. They are not needed before it.
Initializing them twice is not only unnecessary but is harmful: it results in
memory leak and potentially can lead to a situation where different parts of
QEMU use different sets of timers.

To avoid it remove init_clocks call from main and add an assertion to
qemu_clock_init that corresponding clock has not been initialized yet.

Signed-off-by: Kirill Batuzov <batuzovk@ispras.ru>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-05-09 20:57:32 +02:00
Peter Maydell
c9541f67df migration/next for 20140505
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Merge remote-tracking branch 'remotes/juanquintela/tags/migration/20140505' into staging

migration/next for 20140505

# gpg: Signature made Mon 05 May 2014 21:27:24 BST using RSA key ID 5872D723
# gpg: Can't check signature: public key not found

* remotes/juanquintela/tags/migration/20140505: (36 commits)
  migration: expose xbzrle cache miss rate
  migration: expose the bitmap_sync_count to the end
  migration: Add counts of updating the dirty bitmap
  XBZRLE: Fix one XBZRLE corruption issues
  migration: remove duplicate code
  Coverity: Fix failure path for qemu_accept in migration
  Init the XBZRLE.lock in ram_mig_init
  Provide init function for ram migration
  Count used RAMBlock pages for migration_dirty_pages
  Make qemu_peek_buffer loop until it gets it's data
  Disallow outward migration while awaiting incoming migration
  virtio: validate config_len on load
  virtio-net: out-of-bounds buffer write on load
  openpic: avoid buffer overrun on incoming migration
  ssi-sd: fix buffer overrun on invalid state load
  savevm: Ignore minimum_version_id_old if there is no load_state_old
  usb: sanity check setup_index+setup_len in post_load
  vmstate: s/VMSTATE_INT32_LE/VMSTATE_INT32_POSITIVE_LE/
  virtio-scsi: fix buffer overrun on invalid state load
  zaurus: fix buffer overrun on invalid state load
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-05-07 14:51:21 +01:00
Dr. David Alan Gilbert
0d6ab3ab91 Provide init function for ram migration
Provide ram_mig_init (like blk_mig_init) for vl.c to initialise stuff
to do with ram migration (currently in arch_init.c).

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-05-05 22:15:03 +02:00
Marcel Apfelbaum
958db90cd5 machine: Remove QEMUMachine indirection from MachineClass
No need to go through qemu_machine field. Use
MachineClass fields directly.

Signed-off-by: Marcel Apfelbaum <marcel.a@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-05-05 19:08:49 +02:00
Marcel Apfelbaum
f1e298794d machine: Replace QEMUMachine by MachineClass in accelerator configuration
This minimizes QEMUMachine usage, as part of machine QOM-ification.

Signed-off-by: Marcel Apfelbaum <marcel.a@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-05-05 19:08:49 +02:00
Marcel Apfelbaum
aaa663916d vl.c: Replace QEMUMachine with MachineClass in QEMUMachineInitArgs
QEMUMachine's fields are already in MachineClass. We can safely
make the switch because we copy them in machine_class_init() and
spapr_machine_class_init().

Signed-off-by: Marcel Apfelbaum <marcel.a@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-05-05 19:08:49 +02:00
Marcel Apfelbaum
00b4fbe274 machine: Copy QEMUMachine's fields to MachineClass
In order to eliminate the QEMUMachine indirection,
add its fields directly to MachineClass.
Do not yet remove qemu_machine field because it is
still in use by sPAPR.

Signed-off-by: Marcel Apfelbaum <marcel.a@redhat.com>
[AF: Copied fields for sPAPR, too]
Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-05-05 19:08:49 +02:00
Chen Gang
7fb8b5d9c4 vl: avoid closing stdout with 'writeconfig'
'writeconfig' supports output to stdout (with '-'); when that happens,
we must not close stdout, or further command line options that also use
stdout will be impacted. (Although 'writeconfig' was copied from
'readconfig', the latter does not have the problem because it does not
support reading from '-')

Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-04-28 08:55:31 +04:00
Chen Gang
6924bc1eef vl: Eliminate a superfluous local variable
CODING_STYLE frowns upon mixing declarations and statements.  main()
has such a declaration.  Clean up by eliminating the variable.

Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-04-28 08:55:31 +04:00
Chen Gang
a629f2fdba vl: Remove useless 'continue'
"This if else has no code between it and the end of the enclosing
while loop. This makes this continue redundant."

Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-04-28 08:55:31 +04:00
Igor Mammedov
6e1d3c1c85 vl: convert -m to QemuOpts
Adds option to -m
 "size" - startup memory amount

For compatibility with legacy CLI if suffix-less number is passed,
it assumes amount in Mb.

Otherwise user is free to use suffixed number using suffixes b,k/K,M,G

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-04-27 13:04:18 +04:00
Paolo Bonzini
e96e5ae880 qemu-option: introduce qemu_find_opts_singleton
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-04-27 13:04:18 +04:00
Chen Gang
b321afbefd vl: Report accelerator not supported for target more nicely
When you ask for an accelerator not supported for your target, you get
a bogus "accelerator does not exist" message:

  $ qemu-system-arm -machine none,accel=kvm
  KVM not supported for this target
  "kvm" accelerator does not exist.
  No accelerator found!

Suppress it.

Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-04-18 10:33:36 +04:00
Peter Maydell
a7a5544a3a vl.c: Improve message when no default machine is found
Improve the clarity of the message QEMU prints when the user
doesn't specify a machine model to use and there is no default.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Marcel Apfelbaum <marcel.a@redhat.com>
2014-03-27 14:01:13 +00:00
Stefan Hajnoczi
ae2990c259 osdep: initialize glib threads in all QEMU tools
glib versions prior to 2.31.0 require an explicit g_thread_init() call
to enable multi-threading.

Failure to initialize threading causes glib to take single-threaded code
paths without synchronization.  For example, the g_slice allocator will
crash due to race conditions.

Fix this for all QEMU tool programs (qemu-nbd, qemu-io, qemu-img) by
moving the g_thread_init() call from vl.c:main() into a new
osdep.c:thread_init() constructor function.

thread_init() has __attribute__((constructor)) and is automatically
invoked by the runtime during startup.

We can now drop the "simple" trace backend's g_thread_init() call since
thread_init() already called it.

Note that we must keep coroutine-gthread.c's g_thread_init() call which
is located in a constructor function.  There is no guarantee for
constructor function ordering so thread_init() may only be called later.

Reported-by: Mario de Chenno <mario.dechenno@unina2.it>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-03-25 13:39:31 +01:00
Peter Maydell
90c49ef165 acpi,pc,test bug fixes
More small fixes all over the place.
 Notably fixes for big-endian hosts by Marcel.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

acpi,pc,test bug fixes

More small fixes all over the place.
Notably fixes for big-endian hosts by Marcel.

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

# gpg: Signature made Mon 24 Mar 2014 10:41:07 GMT using RSA key ID D28D5469
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>"
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>"
# 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: 0270 606B 6F3C DF3D 0B17  0970 C350 3912 AFBE 8E67
#      Subkey fingerprint: 5D09 FD08 71C8 F85B 94CA  8A0D 281F 0DB8 D28D 5469

* remotes/mst/tags/for_upstream:
  tests/acpi-test: do not fail if iasl is broken
  vl.c: Use MAX_CPUMASK_BITS macro instead of hardcoded constant
  sysemu.h: Document what MAX_CPUMASK_BITS really limits
  acpi: fix endian-ness for table ids
  acpi-test: signature endian-ness fixes
  i386/acpi-build: support hotplug of VCPU with APIC ID 0xFF
  acpi-test: rebuild SSDT
  i386/acpi-build: allow more than 255 elements in CPON
  pc: Refuse max_cpus if it results in too large APIC ID
  acpi: Don't use MAX_CPUMASK_BITS for APIC ID bitmap
  acpi: Assert sts array limit on AcpiCpuHotplug_add()
  pc: Refuse CPU hotplug if the resulting APIC ID is too large
  acpi: Add ACPI_CPU_HOTPLUG_ID_LIMIT macro
  acpi-test: update expected SSDT files
  acpi-build: fix misaligned access

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-03-24 19:00:02 +00:00
Peter Maydell
3a87f8b685 PowerPC queue for 2.0
* sPAPR loop fix
 * SPR reset fix
 * Reduce allocation size of indirect opcode tables
 * Restrict number of CPU threads
 * sPAPR H_SET_MODE fixes
 * sPAPR firmware path fixes
 * Static and constness cleanups
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Merge remote-tracking branch 'remotes/afaerber/tags/ppc-for-2.0' into staging

PowerPC queue for 2.0

* sPAPR loop fix
* SPR reset fix
* Reduce allocation size of indirect opcode tables
* Restrict number of CPU threads
* sPAPR H_SET_MODE fixes
* sPAPR firmware path fixes
* Static and constness cleanups

# gpg: Signature made Thu 20 Mar 2014 01:46:14 GMT using RSA key ID 3E7E013F
# gpg: Good signature from "Andreas Färber <afaerber@suse.de>"
# gpg:                 aka "Andreas Färber <afaerber@suse.com>"

* remotes/afaerber/tags/ppc-for-2.0:
  spapr: Implement interface to fix device pathname
  spapr: QOM'ify pseries machine
  spapr_vio: Fix firmware names
  spapr_llan: Add to boot device list
  qdev: Introduce FWPathProvider interface
  vl.c: Extend get_boot_devices_list() to ignore suffixes
  spapr_hcall: Fix little-endian resource handling in H_SET_MODE
  target-ppc: Introduce powerisa-207-server flag
  target-ppc: Force CPU threads count to be a power of 2
  target-ppc: Fix overallocation of opcode tables
  target-ppc: Reset SPRs on CPU reset
  spapr_hcall: Fix h_enter to loop correctly
  target-ppc: Add missing 'static' and 'const' attributes

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-03-20 11:45:38 +00:00
Alexey Kardashevskiy
30e32af746 vl.c: Extend get_boot_devices_list() to ignore suffixes
As suffixes do not make sense for sPAPR's device tree and
there is no way to filter them out on the BusState::get_fw_dev_path()
level, let's add an ability for the external caller to specify
whether to apply suffixes or not.

We could handle suffixes in SLOF (ignored for now) but this would require
serious rework in the node opening code in SLOF, which has no obvious
benefit for the currently emulated sPAPR machine.

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-03-20 02:40:07 +01:00
Marcel Apfelbaum
c8897e8eb9 vl.c: Fix OpenBSD compilation issue due to namespace collisions
Machine rewriting added MACHINE() macro which is
already in use by other OpenBSD library.
Since qemu/sockets.h exposes the OpenBSD namespace,
the minimalistic approach is to add it as the first QEMU include.

Reported-by: Brad Smith <brad@comstyle.com>
Signed-off-by: Marcel Apfelbaum <marcel.a@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-03-19 21:00:34 +01:00
Christian Borntraeger
f5946dbab3 vl.c: Fix memory leak in qemu_register_machine()
Since commit 261747f176 (vl: Use MachineClass instead of global
QEMUMachine list) valgrind complains about the following:

==54082== 57 bytes in 3 blocks are definitely lost in loss record 365 of
729
==54082==    at 0x4031AFE: malloc (vg_replace_malloc.c:292)
==54082==    by 0x4145569: g_malloc (in
/usr/lib64/libglib-2.0.so.0.3400.2)
==54082==    by 0x415F9E9: g_strconcat (in
/usr/lib64/libglib-2.0.so.0.3400.2)
==54082==    by 0x80157FE7: qemu_register_machine (vl.c:1597)
==54082==    by 0x80208E6B: module_call_init (module.c:105)
==54082==    by 0x80013B91: main (vl.c:3000)

Turns out that valgrind is right. We simply forget the memory that
g_strconcat() has allocated. Lets free it after the type_register().
We need a 2nd variable due to constness of the name part of the
type structure.

Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-03-19 21:00:01 +01:00
Eduardo Habkost
af67ee9264 vl.c: Use MAX_CPUMASK_BITS macro instead of hardcoded constant
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-03-19 13:24:29 +02:00
Peter Maydell
87f6396293 gtk: warp bugfixes.
gtk: Allow to activate grab-on-hover from the command line
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Merge remote-tracking branch 'remotes/kraxel/tags/pull-gtk-3' into staging

gtk: warp bugfixes.
gtk: Allow to activate grab-on-hover from the command line

# gpg: Signature made Mon 17 Mar 2014 13:35:35 GMT using RSA key ID D3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>"
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>"
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>"

* remotes/kraxel/tags/pull-gtk-3:
  gtk: Don't warp absolute pointer
  gtk: Fix mouse warping with gtk3
  gtk: Allow to activate grab-on-hover from the command line

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-03-17 15:51:57 +00:00
Jan Kiszka
881249c792 gtk: Allow to activate grab-on-hover from the command line
As long as we have no persistent GTK configuration, this allows to
enable the useful grab-on-hover feature already when starting the VM.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>

[ kraxel: fix warning with CONFIG_GTK=n ]

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2014-03-17 14:33:55 +01:00
Miroslav Rezanina
025172d56e vl.c: Output error on invalid machine type
Output error message using qemu's error_report() function when user
provides the invalid machine type on the command line. This also saves
time to find what issue is when you downgrade from one version of qemu
to another that doesn't support required machine type yet (the version
user downgraded to have to have this patch applied too, of course).

Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
[Replace printf with error_printf, suggested by Markus Armbruster. - Paolo]
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-03-17 13:21:12 +01:00
Mark Wu
7effdaa321 spapr: Fix return value of vga initialization
Before spapr_vga_init will returned false if the vga is specified by
the command '-device VGA' because vga_interface_type was evaluated to
VGA_NONE. With the change in previous patch of this series,
spapr_vga_init should return true if it's told that the vga will be
initialized in flow of the generic devices initialization.

To keep '-nodefaults' have the semantics of bare minimum, it adds a
check of 'has_defaults' in usb_enabled() to avoid that a USB controller
is added by '-nodefautls, -device VGA' implicitly.

This patch also makes two cleanups:
1. skip initialization for VGA_NONE
2. remove the useless 'break'

Suggested-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Mark Wu <wudxw@linux.vnet.ibm.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-03-13 20:53:28 +01:00
Mark Wu
d44229c54f Fix vga_interface_type for command line argument '-device VGA'
Some machine (like pseries) initialization code determines if it has
graphics according to vga_interface_type. In the original code,
vga_interface_type is evaluated to VGA_NONE even if a VGA is added
via '-device VGA'. It causes the machine not aware of the graphics
device configured. Add a new VGA device type to indicate that it has a
VGA device, which will be initialized in QOM device initialization.

Suggested-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Mark Wu <wudxw@linux.vnet.ibm.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-03-13 20:53:19 +01:00
Marcel Apfelbaum
0056ae24bc hw/boards: Convert current_machine to MachineState
In order to allow attaching machine options to a machine instance,
current_machine is converted into MachineState.
As a first step of deprecating QEMUMachine, some of the functions
were modified to return MachineClass.

Signed-off-by: Marcel Apfelbaum <marcel.a@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-03-12 20:13:02 +01:00
Marcel Apfelbaum
261747f176 vl: Use MachineClass instead of global QEMUMachine list
The machine registration flow is refactored to use the QOM functionality.
Instead of linking the machines into a list, each machine has a type
and the types can be traversed in the QOM way.

Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Marcel Apfelbaum <marcel.a@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-03-12 20:13:02 +01:00
Peter Maydell
118760dfc9 acpi,pc,pci,virtio,memory bug fixes
This collects several small fixes from all over the place.
 Additionally, Marcel's changes make acpi unit tests more robust.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
 -----BEGIN PGP SIGNATURE-----
 Version: GnuPG v1
 
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Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

acpi,pc,pci,virtio,memory bug fixes

This collects several small fixes from all over the place.
Additionally, Marcel's changes make acpi unit tests more robust.

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

# gpg: Signature made Sun 09 Mar 2014 19:14:57 GMT using RSA key ID D28D5469
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>"
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>"
# 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: 0270 606B 6F3C DF3D 0B17  0970 C350 3912 AFBE 8E67
#      Subkey fingerprint: 5D09 FD08 71C8 F85B 94CA  8A0D 281F 0DB8 D28D 5469

* remotes/mst/tags/for_upstream:
  qemu: x86: ignore ioapic polarity
  pckbd: return 'keyboard enabled' on read input port command
  pam: partly fix write-only mode
  acpi-test: issue errors instead of warnings when possible
  acpi-test: retain both asl and aml files on failure
  MAINTAINERS: drop an out of date address
  Add a 'name' parameter to qemu_thread_create
  Add 'debug-threads' suboption to --name
  Rework --name to use QemuOpts
  PCIE: fix regression with coldplugged multifunction device
  memory_region_present: return false if address is not found in child MemoryRegion
  virtio-net: remove function calls from assert
  acpi-test-data: update expected files
  acpi-build: append description for non-hotplug

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-03-10 19:14:11 +00:00
Dr. David Alan Gilbert
8f480de0c9 Add 'debug-threads' suboption to --name
Add flag storage to qemu-thread-* to store the namethreads flag

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
2014-03-09 21:09:37 +02:00
Dr. David Alan Gilbert
5d12f961c6 Rework --name to use QemuOpts
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
2014-03-09 21:09:37 +02:00
Alexey Kardashevskiy
4fed9421e9 vl: add system_wakeup_request tracepoint
It might be useful for tracing migration.

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: Amit Shah <amit.shah@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-03-08 22:22:34 +01:00
Aneesh Kumar K.V
135a129a1c kvm: Add a new machine option kvm-type
Targets like ppc64 support different types of KVM, one which use
hypervisor mode and the other which doesn't. Add a new machine
option kvm-type that helps in selecting the respective ones
We also add a new QEMUMachine callback get_vm_type that helps
in mapping the string representation of kvm type specified.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
[agraf: spelling fixes, use error_report(), use qemumachine.h]
Signed-off-by: Alexander Graf <agraf@suse.de>
2014-03-05 03:06:24 +01:00
Peter Maydell
ac458e121c trivial patches for 2014-03-04
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 =0A4X
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/mjt/tags/trivial-patches-2014-03-04' into staging

trivial patches for 2014-03-04

# gpg: Signature made Tue 04 Mar 2014 06:13:56 GMT using RSA key ID 74F0C838
# 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: E190 8639 3B10 B51B AC2C  8B73 5253 C5AD 74F0 C838

* remotes/mjt/tags/trivial-patches-2014-03-04:
  vl: Remove unneeded include file
  qga: Remove unneeded include file
  qemu-img: Remove unneeded include files
  exec: Remove unneeded include files
  util/iov: Use qemu/sockets.h instead of conditional code
  qjson.h: Remove spurious GCC_FMT_ATTR markup from qobject_from_json() declaration
  tests/test-int128: Don't use __noclone__ attribute on clang
  stubs: Optimize dependencies for gdbstub.c
  tcg: Fix typo in comment (dependancies -> dependencies)
  bswap: Modify prototypes of st[wl]_{le, be}_p (avoid type conversions)
  bswap: Modify prototype of stb_p (avoid type conversions)
  object: Report type in error when not user creatable.
  include/qemu/host-utils.h: Trivial typo: ctz->cto

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-03-04 18:12:02 +00:00
Stefan Weil
25254a7191 vl: Remove unneeded include file
This file does not depend on windows.h.

Cc: Anthony Liguori <aliguori@amazon.com>
Signed-off-by: Stefan Weil <sw@weilnetz.de>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-03-03 09:46:27 +04:00
Mark Cave-Ayland
af87bf290f sun4m: Add Sun CG3 framebuffer initialisation function
In order to allow the user to choose the framebuffer for sparc-softmmu, add
-vga tcx and -vga cg3 options to the QEMU command line. If no option is
specified, the default TCX framebuffer is used.

Since proprietary FCode ROMs use a resolution of 1152x900, slightly relax the
validation rules to allow both displays to be initiated at the higher
resolution used by these ROMs upon request (OpenBIOS FCode ROMs default to
the normal QEMU sun4m default resolution of 1024x768).

Finally move any fprintf(stderr ...) statements in the areas affected by this
patch over to the new error_report() function.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
CC: Blue Swirl <blauwirbel@gmail.com>
CC: Anthony Liguori <aliguori@amazon.com>
CC: Peter Maydell <peter.maydell@linaro.org>
CC: Bob Breuer <breuerr@mc.net>
CC: Artyom Tarasenko <atar4qemu@gmail.com>
2014-02-27 10:01:41 +00:00
Peter Maydell
6dedf0522c Merge remote-tracking branch 'remotes/bonzini/configure' into staging
* remotes/bonzini/configure:
  build: softmmu targets do not have a "main.o" file
  configure: Disable libtool if -fPIE does not work with it (bug #1257099)
  block: convert block drivers linked with libs to modules
  Makefile: introduce common-obj-m and block-obj-m for DSO
  Makefile: install modules with "make install"
  module: implement module loading
  rules.mak: introduce DSO rules
  darwin: do not use -mdynamic-no-pic
  block: use per-object cflags and libs
  rules.mak: allow per object cflags and libs
  rules.mak: fix $(obj) to a real relative path
  util: Split out exec_dir from os_find_datadir

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-02-24 15:38:00 +00:00
Peter Maydell
61e8a92364 QOM infrastructure fixes and device conversions
* QTest cleanups and test cases for PCI NICs
 * NAND fix for "info qtree"
 * Cleanup and extension of QOM machine tests
 * IndustryPack test cases and conversion to QOM realize
 * I2C cleanups
 * Cleanups of legacy qdev properties
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Merge remote-tracking branch 'remotes/afaerber/tags/qom-devices-for-peter' into staging

QOM infrastructure fixes and device conversions

* QTest cleanups and test cases for PCI NICs
* NAND fix for "info qtree"
* Cleanup and extension of QOM machine tests
* IndustryPack test cases and conversion to QOM realize
* I2C cleanups
* Cleanups of legacy qdev properties

# gpg: Signature made Mon 17 Feb 2014 22:15:37 GMT using RSA key ID 3E7E013F
# gpg: Good signature from "Andreas Färber <afaerber@suse.de>"
# gpg:                 aka "Andreas Färber <afaerber@suse.com>"

* remotes/afaerber/tags/qom-devices-for-peter: (49 commits)
  qtest: Include system headers before user headers
  qapi: Refine human printing of sizes
  qdev: Use QAPI type names for properties
  qdev: Add enum property types to QAPI schema
  block: Handle "rechs" and "large" translation options
  qdev: Remove hex8/32/64 property types
  qdev: Remove most legacy printers
  qdev: Use human mode in "info qtree"
  qapi: Add human mode to StringOutputVisitor
  qdev: Inline qdev_prop_parse()
  qdev: Legacy properties are just strings
  qdev: Legacy properties are now read-only
  qdev: Remove legacy parsers for hex8/32/64
  qdev: Sizes are now parsed by StringInputVisitor
  qapi: Add size parser to StringInputVisitor
  qtest: Don't segfault with invalid -qtest option
  ipack: Move IndustryPack out of hw/char/
  ipoctal232: QOM parent field cleanup
  ipack: QOM parent field cleanup for IPackDevice
  ipack: QOM parent field cleanup for IPackBus
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-02-20 13:05:48 +00:00
Fam Zheng
10f5bff622 util: Split out exec_dir from os_find_datadir
With this change, main() calls qemu_init_exec_dir and uses argv[0] to
init exec_dir. The saved value can be retrieved with
qemu_get_exec_dir later. It will be reused by module loading.

Signed-off-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-02-20 13:12:54 +01:00
Peter Maydell
4c0c9bbe78 Merge remote-tracking branch 'remotes/qmp-unstable/queue/qmp' into staging
* remotes/qmp-unstable/queue/qmp:
  monitor: Add object_add class argument completion.
  monitor: Add object_del id argument completion.
  monitor: Add device_add device argument completion.
  monitor: Add device_del id argument completion.
  qmp: expose list of supported character device backends
  Use error_is_set() only when necessary
  QMP: allow JSON dict arguments in qmp-shell
  hmp: migrate command (without -d) now blocks correctly

Conflicts:
	blockdev.c

[PMM: resolved trivial conflict in blockdev.c]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-02-20 12:10:23 +00:00
Markus Armbruster
84d18f065f Use error_is_set() only when necessary
error_is_set(&var) is the same as var != NULL, but it takes
whole-program analysis to figure that out.  Unnecessarily hard for
optimizers, static checkers, and human readers.  Dumb it down to
obvious.

Gets rid of several dozen Coverity false positives.

Note that the obvious form is already used in many places.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-02-17 11:57:23 -05:00
Michael Tokarev
b33276a7a8 vl: trim includes
Over time, lots of stuff moved from vl.c into separate
files.  But include statements has never been cleaned,
and they continue to carry lots of anymore-unused stuff.

Remove includes which are not relevant for vl.c anymore.
Apparently there are more includes like this, because
many are included from qemu-common.h and the like, or,
for example, I don't see were we use win32-specific
stuff in vl.c (so that maybe #include <windows.h> might
be removed too).

Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-02-15 16:10:25 +04:00
Michael Tokarev
24c84e687e vl: remove old, long-unused defines
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-02-15 16:10:25 +04:00
Paolo Bonzini
f31c41ff5e block: Handle "rechs" and "large" translation options
Sure, CHS translation is an obscure topic, and legacy options for
hard-disk geometries are obscure as well.  But since QEMU does nothing
with it except telling the BIOS, and since there "large" and "rechs"
are listed in the enums, parsing them seems to be the bare minimum.

Acked-by: Stefan Hajnoczi <stefanha@gmail.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-02-14 21:12:04 +01:00
Fam Zheng
23802b4fe0 qtest: Don't segfault with invalid -qtest option
This prints an error message, instead of core dump, when "-qtest"
option value is invalid, e.g.:

    $ ./x86_64-softmmu/qemu-system-x86_64 -qtest unknown
        qemu-system-x86_64: Failed to initialize device for qtest:
        "unknown"

Signed-off-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-02-14 21:12:01 +01:00
Michael S. Tsirkin
b3be57c358 qtest: don't report signals if qtest driver enabled
qtest driver always uses signals to kill qemu
no need to report it, whatever the accelerator state.

Add API to detect qtest driver, and suppress reporting
signals in this case.

Reported-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-02-13 17:47:43 +01:00
Michael S. Tsirkin
35b307126c qtest: don't report signals if qtest driver enabled
qtest driver always uses signals to kill qemu
no need to report it, whatever the accelerator state.

Add API to detect qtest driver, and suppress reporting
signals in this case.

Reported-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-02-05 16:55:50 +02:00
Peter Maydell
2f61120c10 Merge remote-tracking branch 'qmp-unstable/queue/qmp' into staging
* qmp-unstable/queue/qmp:
  monitor: Cleanup mon->outbuf on write error
  virtio_rng: replace custom backend API with UserCreatable.complete() callback
  add optional 2nd stage initialization to -object/object-add commands
  vl.c: -object: don't ignore duplicate 'id'
  object_add: consolidate error handling

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-02-01 23:32:31 +00:00
Peter Maydell
89e4a51ca9 Tracing pull request
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Merge remote-tracking branch 'stefanha/tags/tracing-pull-request' into staging

Tracing pull request

# gpg: Signature made Mon 27 Jan 2014 14:51:09 GMT using RSA key ID 81AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>"
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>"
# 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: 8695 A8BF D3F9 7CDA AC35  775A 9CA4 ABB3 81AB 73C8

* stefanha/tags/tracing-pull-request:
  trace: fix simple trace "disable" keyword
  trace: add glib 2.32+ static GMutex support
  trace: [simple] Do not include "trace/simple.h" in generated tracer headers
  tracing: start trace processing thread in final child process

Message-id: 1390834386-23139-1-git-send-email-stefanha@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-01-31 11:13:08 +00:00
Igor Mammedov
269e09f3fc add optional 2nd stage initialization to -object/object-add commands
Introduces USER_CREATABLE interface that must be implemented by
objects which are designed to created with -object CLI option or
object-add QMP command.

Interface provides an ability to do an optional second stage
initialization of the object created with -object/object-add
commands. By providing complete() callback, which is called
after the object properties were set.

It allows to:
 * prevents misusing of -object/object-add by filtering out
   objects that are not designed for it.
 * generalize second stage backend initialization instead of
   adding custom APIs to perform it
 * early error detection of backend initialization at -object/
   object-add time rather than through a proxy DEVICE object
   that tries to use backend.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-01-28 12:47:02 -05:00
Igor Mammedov
90e9cf28e5 vl.c: -object: don't ignore duplicate 'id'
object_property_add_child() may fail if 'id' matches
an already existing object. Which means an incorrect
command line.
So instead of silently ignoring error, report it and
terminate QEMU.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-01-28 11:28:08 -05:00
Michael Mueller
8a745f2a92 tracing: start trace processing thread in final child process
When running with trace backend e.g. "simple" the writer thread needs to be
implemented in the same process context as the trace points that will be
processed. Under libvirtd control, qemu gets first started in daemonized
mode to privide its capabilities. Creating the writer thread in the initial
process context then leads to a dead lock because the thread gets termined
together with the initial parent. (-daemonize)

Signed-off-by: Michael Mueller <mimu@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
[minor whitespace fixes]
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-01-27 15:49:39 +01:00
Kewei Yu
2c02d1ad48 vl: Add a blank space between the variable and '='
Signed-off-by: Kewei Yu <keweihk@gmail.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-01-16 15:23:41 +04:00
Edgar E. Iglesias
133fe77437 Merge remote branch 'luiz/queue/qmp' into qmpq
* luiz/queue/qmp:
  migration: qmp_migrate(): keep working after syntax error
  qerror: Remove assert_no_error()
  qemu-option: Remove qemu_opts_create_nofail
  target-i386: Remove assert_no_error usage
  hw: Remove assert_no_error usages
  qdev: Delete dead code
  error: Add error_abort
  monitor: add object-add (QMP) and object_add (HMP) command
  monitor: add object-del (QMP) and object_del (HMP) command
  qom: catch errors in object_property_add_child
  qom: fix leak for objects created with -object
  rng: initialize file descriptor to -1
  qemu-monitor: HMP cpu-add wrapper
  vl: add missing transition debug->finish_migrate

Message-Id: 1389045795-18706-1-git-send-email-lcapitulino@redhat.com
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
2014-01-14 12:10:08 +10:00
Peter Crosthwaite
87ea75d5e1 qemu-option: Remove qemu_opts_create_nofail
This is a boiler-plate _nofail variant of qemu_opts_create. Remove and
use error_abort in call sites.

null/0 arguments needs to be added for the id and fail_if_exists fields
in affected callsites due to argument inconsistency between the normal and
no_fail variants.

Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-01-06 15:02:30 -05:00
Paolo Bonzini
28ec2598ff qom: fix leak for objects created with -object
The object must be unref-ed when its variable goes out of scope.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Tested-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-01-06 13:45:47 -05:00
Paolo Bonzini
eca01d3a93 vl: add missing transition debug->finish_migrate
This fixes an abort if you invoke the "migrate" command while the
guest is being debugged.

Cc: qemu-stable@nongnu.org
Cc: lcapitulino@redhat.com
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-01-06 13:29:05 -05:00
Amos Kong
e5187b561f fix -boot strict regressed in commit 6ef4716
Commit 6ef4716 cleaned up parsing of -boot option argument, but
accidentally dropped parameter strict.  It should have been updated
exactly like parameter menu. Do that.

Signed-off-by: Amos Kong <akong@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2013-12-23 16:02:20 +04:00
Michael Tokarev
6f2bfda35c vl: make boot_strict variable static (not used outside vl.c)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Reviewed-by: Amos Kong <akong@redhat.com>
2013-12-23 16:02:20 +04:00
Laszlo Ersek
f46e720a82 qemu_opts_parse(): always check return value
qemu_opts_parse() can always return NULL, even if the QemuOptsList.desc in
question would be trivial to satisfy (eg. because it's empty). For
example:

qemu_opts_parse()
  opts_parse()
    qemu_opts_create()
      id_wellformed()

In practice:

  $ .../qemu-system-x86_64 -acpitable id=3
  qemu-system-x86_64: -acpitable id=3: Parameter 'id' expects an identifier
  **
  ERROR:vl.c:3491:main: assertion failed: (opts != NULL)
  Aborted (core dumped)

  $ .../qemu-system-x86_64 -smbios id=3
  qemu-system-x86_64: -smbios id=3: Parameter 'id' expects an identifier
  Segmentation fault (core dumped)

I checked all qemu_opts_parse() invocations (and all drive_def()
invocations too, because it blindly forwards the former's retval). Only
the two above examples look problematic.

Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-id: 1385658779-7529-1-git-send-email-lersek@redhat.com
Signed-off-by: Anthony Liguori <aliguori@amazon.com>
2013-12-16 15:33:48 -08:00
Paolo Bonzini
d4fce24f3a qtest: split configuration of qtest accelerator and chardev
qtest uses the icount infrastructure to implement a test-driven vm_clock.  This
however is not necessary when using -qtest as a "probe" together with a normal
TCG-, KVM- or Xen-based virtual machine.  Hence, split out the call to
configure_icount into a new function that is called only for "-machine
accel=qtest"; and disable those commands when running with an accelerator
other than qtest.

This also fixes an assertion failure with "qemu-system-x86_64 -machine
accel=qtest" but no -qtest option.  This is a valid case, albeit somewhat
weird; nothing will happen in the VM but you'll still be able to
interact with the monitor or the GUI.

Now that qtest_init is not limited to an int(void) function, change
global variables that are not used outside qtest_init to arguments.

And finally, cleanup useless parts of include/sysemu/qtest.h.  The file
is not used at all for user-only emulation, and qtest is not available
on Win32 due to its usage of sigwait.

Reported-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Tested-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2013-12-10 12:29:56 +02:00
Markus Armbruster
e689f7c668 hw: Pass QEMUMachine to its init() method
Put it in QEMUMachineInitArgs, so I don't have to touch every board.

Reviewed-by: Andreas Färber <afaerber@suse.de>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2013-12-10 12:29:56 +02:00
Anthony Liguori
0c0cb6a237 Merge remote-tracking branch 'qemu-kvm/uq/master' into staging
# By Alex Williamson (1) and others
# Via Paolo Bonzini
* qemu-kvm/uq/master:
  target-i386: fix cpuid leaf 0x0d
  qemu: mempath: prefault pages manually (v4)
  kvm: Query KVM for available memory slots

Message-id: 1386345276-9803-1-git-send-email-pbonzini@redhat.com
Signed-off-by: Anthony Liguori <aliguori@amazon.com>
2013-12-07 07:35:25 -08:00
Anthony Liguori
3c88da3c24 Update seabios to master snapshot (pre-1.7.4).
Update vgabios, switch from lgplvgabios to seavgabios.
 Update build process to build both 128k and 256k bios versions.
 Use 256k bios for pc-*-2.0+ machine types.
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Merge remote-tracking branch 'kraxel/tags/pull-seabios-31b8b4e-1' into staging

Update seabios to master snapshot (pre-1.7.4).
Update vgabios, switch from lgplvgabios to seavgabios.
Update build process to build both 128k and 256k bios versions.
Use 256k bios for pc-*-2.0+ machine types.

# gpg: Signature made Fri 06 Dec 2013 12:01:24 AM PST using RSA key ID D3E87138
# gpg: Can't check signature: public key not found

# By Gerd Hoffmann
# Via Gerd Hoffmann
* kraxel/tags/pull-seabios-31b8b4e-1:
  pc: switch 2.0 machine types to large seabios binary
  roms: update vgabios binaries
  roms: update seabios binaries
  roms: enable seabios cross builds
  roms: build two seabios binaries
  roms: update seabios submodule to 31b8b4eea9d9ad58a73b22a6060d3ac1c419c26d
  add firmware to machine options
  add pc-{i440fx,q35}-2.0 machine types

Message-id: 1386322527-23148-1-git-send-email-kraxel@redhat.com
Signed-off-by: Anthony Liguori <aliguori@amazon.com>
2013-12-07 07:35:16 -08:00
Gerd Hoffmann
1442d3e691 add firmware to machine options
This patch adds firmware to the machine options.  -bios <file> becomes a
shortcut for -machine firmware=<file>.  Advantage is that the firmware
can be specified via config file as -machine is parsed using QemuOpts
and it is also possible to use different defaults for different
machine types (via QEMUMachine->default_machine_opts).

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2013-12-02 13:03:04 +01:00
Richard Henderson
664d2c4458 util: Use qemu_getauxval in linux qemu_cache_utils_init
With this we no longer pass down envp, and thus all systems can have
the same void prototype.  So also eliminate a useless thunk.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>
2013-11-30 07:45:30 +13:00
Richard Henderson
b6a3e690b4 osdep: Create qemu_getauxval and qemu_init_auxval
Abstract away dependence on a system implementation of getauxval.

Signed-off-by: Richard Henderson <rth@twiddle.net>
2013-11-30 07:45:13 +13:00
Marcelo Tosatti
ef36fa1492 qemu: mempath: prefault pages manually (v4)
v4: s/fail/failed/  (Peter Maydell)

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
2013-11-25 11:28:56 +01:00
Anthony Liguori
38dc74907e Merge remote-tracking branch 'mjt/trivial-patches' into staging
# By Jan Krupa (4) and others
# Via Michael Tokarev
* mjt/trivial-patches:
  hw/i386/Makefile.obj: use $(PYTHON) to run .py scripts consistently
  configure: Use -B switch only for Python versions which support it
  qga: Fix shutdown command of guest agent to work with SysV
  console: Remove unused debug code
  qga: Fix compilation for old versions of MinGW
  .travis.yml: basic compile and check recipes
  pci-assign: Fix error_report of pci-stub message
  qapi: Fix comment for create-type to match code.
  vl: fix build when configured with no graphic support
  usb: drop unused USBNetState.inpkt field
  qemu-char: add missing characters used in keymaps
  qemu-char: add support for U-prefixed symbols
  qemu-char: add Czech keymap file
  qemu-char: add Czech characters to VNC keysyms

Message-id: 1384684850-6777-1-git-send-email-mjt@msgid.tls.msk.ru
Signed-off-by: Anthony Liguori <aliguori@amazon.com>
2013-11-19 12:59:26 -08:00
Amos Kong
968854c8a1 qmp: access the local QemuOptsLists for drive option
Currently we have three QemuOptsList (qemu_common_drive_opts,
qemu_legacy_drive_opts, and qemu_drive_opts), only qemu_drive_opts
is added to vm_config_groups[].

This patch changes query-command-line-options to access three local
QemuOptsLists for drive option, and merge the description items
together.

Signed-off-by: Amos Kong <akong@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2013-11-14 13:09:07 +01:00
Antony Pavlov
8111d02878 vl: fix build when configured with no graphic support
The following error occurs when building with no graphic output support:

  vl.c: In function ‘main’:
  vl.c:2829:19: error: variable ‘ds’ set but not used [-Werror=unused-but-set-variable]
       DisplayState *ds;
                     ^
  cc1: all warnings being treated as errors

To reproduce this issue, just run:

  $ ./configure \
      --disable-curses \
      --disable-sdl \
      --disable-cocoa \
      --disable-gtk \
      --disable-vnc \
      --enable-werror
  $ make vl.o

Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com>
Reviewed-by: Stefan Weil <sw@weilnetz.de>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2013-11-13 15:48:38 +04:00
Paolo Bonzini
df39076850 vl: allow "cont" from panicked state
After reporting the GUEST_PANICKED monitor event, QEMU stops the VM.
The reason for this is that events are edge-triggered, and can be lost if
management dies at the wrong time.  Stopping a panicked VM lets management
know of a panic even if it has crashed; management can learn about the
panic when it restarts and queries running QEMU processes.  The downside
is of course that the VM will be paused while management is not running,
but that is acceptable if it only happens with explicit "-device pvpanic".

Upon learning of a panic, management (if configured to do so) can pick a
variety of behaviors: leave the VM paused, reset it, destroy it.  In
addition to all of these behaviors, it is possible to dump the VM core
from the host.

However, right now, the panicked state is irreversible, and can only be
exited by resetting the machine.  This means that any policy decision
is entirely in the hands of the host.  In particular there is no way to
use the "reboot on panic" option together with pvpanic.

This patch makes the panicked state reversible (and removes various
workarounds that were there because of the state being irreversible).
With this change, management has a wider set of possible policies: it
can just log the crash and leave policy to the guest, it can leave the
VM paused.  In particular, the "log the crash and continue" is implemented
simply by sending a "cont" as soon as management learns about the panic.
Management could also implement the "irreversible paused state" itself.
And again, all such actions can be coupled with dumping the VM core.

Unfortunately we cannot change the behavior of 1.6.0.  Thus, even if
it uses "-device pvpanic", management should check for "cont" failures.
If "cont" fails, management can then log that the VM remained paused
and urge the administrator to update QEMU.

Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Luiz Capitulino <lcapitulino@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2013-11-04 15:39:41 +02:00
Anthony Liguori
b0eb759fb2 pci, pc, acpi fixes, enhancements
This includes some pretty big changes:
 - pci master abort support by Marcel
 - pci IRQ API rework by Marcel
 - acpi generation support by myself
 
 Everything has gone through several revisions, latest versions have been on
 list for a while without any more comments, tested by several
 people.
 
 Please pull for 1.7.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'mst/tags/for_anthony' into staging

pci, pc, acpi fixes, enhancements

This includes some pretty big changes:
- pci master abort support by Marcel
- pci IRQ API rework by Marcel
- acpi generation support by myself

Everything has gone through several revisions, latest versions have been on
list for a while without any more comments, tested by several
people.

Please pull for 1.7.

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

# gpg: Signature made Tue 15 Oct 2013 07:33:48 AM CEST using RSA key ID D28D5469
# gpg: Can't check signature: public key not found

* mst/tags/for_anthony: (39 commits)
  ssdt-proc: update generated file
  ssdt: fix PBLK length
  i386: ACPI table generation code from seabios
  pc: use new api to add builtin tables
  acpi: add interface to access user-installed tables
  hpet: add API to find it
  pvpanic: add API to access io port
  ich9: APIs for pc guest info
  piix: APIs for pc guest info
  acpi/piix: add macros for acpi property names
  i386: define pc guest info
  loader: allow adding ROMs in done callbacks
  i386: add bios linker/loader
  loader: use file path size from fw_cfg.h
  acpi: ssdt pcihp: updat generated file
  acpi: pre-compiled ASL files
  acpi: add rules to compile ASL source
  i386: add ACPI table files from seabios
  q35: expose mmcfg size as a property
  q35: use macro for MCFG property name
  ...

Message-id: 1381818560-18367-1-git-send-email-mst@redhat.com
Signed-off-by: Anthony Liguori <anthony@codemonkey.ws>
2013-10-31 16:58:32 +01:00
Gerd Hoffmann
9fa032866d spice: fix multihead support
This patch fixes spice display initialization to handle
multihead properly.

spice-core now keeps track of which QemuConsole has a spice
display channel attached to it and which has not.  It also
manages display channel ids.

spice-display looks at all QemuConsoles and will pick up any
graphic console not yet bound to a spice channel (which in practice
are all non-qxl graphic devices).

Result is that
 (a) you'll get a spice client window for each graphical device
     now (first only without this patch), and
 (b) mixing qxl and non-qxl vga cards works properly.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2013-10-17 12:42:54 +02:00
Michael S. Tsirkin
d916b46494 loader: allow adding ROMs in done callbacks
Don't abort if machine done callbacks add ROMs.

Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Tested-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Tested-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2013-10-14 17:48:52 +03:00
Markus Armbruster
e3fdc535f2 vl: Clean up unnecessary boot_order complications
Messed up in commit 8281abd.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2013-10-05 13:05:28 +04:00
Anthony Liguori
eb322b8155 pc,pci,virtio fixes and cleanups
This includes pc and pci cleanups and enhancements,
 and a virtio-net bugfix related to softmac programming.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'mst/tags/for_anthony' into staging

pc,pci,virtio fixes and cleanups

This includes pc and pci cleanups and enhancements,
and a virtio-net bugfix related to softmac programming.

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

# gpg: Signature made Sun 29 Sep 2013 01:51:16 AM CDT using RSA key ID D28D5469
# gpg: Can't check signature: public key not found

# By Michael S. Tsirkin (8) and others
# Via Michael S. Tsirkin
* mst/tags/for_anthony:
  smbios: Factor out smbios_maybe_add_str()
  smbios: Make multiple -smbios type= accumulate sanely
  smbios: Improve diagnostics for conflicting entries
  smbios: Convert to QemuOpts
  smbios: Normalize smbios_entry_add()'s error handling to exit(1)
  virtio-net: fix up HMP NIC info string on reset
  pci: remove explicit check to 64K ioport size
  piix4: disable io on reset
  piix: use 64 bit window programmed by guest
  q35: use 64 bit window programmed by guest
  pci: add helper to retrieve the 64-bit range
  range: add min/max operations on ranges
  range: add Range to typedefs
  q35: make pci window address/size match guest cfg

Message-id: 1380437951-21788-1-git-send-email-mst@redhat.com
2013-09-30 17:15:01 -05:00
Markus Armbruster
fc3b32958a smbios: Make multiple -smbios type= accumulate sanely
Currently, -smbios type=T,NAME=VAL,... adds one field (T,NAME) with
value VAL to fw_cfg for each unique NAME.  If NAME occurs multiple
times, the last one's VAL is used (before the QemuOpts conversion, the
first one was used).

Multiple -smbios can add multiple fields with the same (T, NAME).
SeaBIOS reads all of them from fw_cfg, but uses only the first field
(T, NAME).  The others are ignored.

"First one wins, subsequent ones get ignored silently" isn't nice.  We
commonly let the last option win.  Useful, because it lets you
-readconfig first, then selectively override with command line
options.

Clean up -smbios to work the common way.  Accumulate the settings,
with later ones overwriting earlier ones.  Put the result into fw_cfg
(no more useless duplicates).

Bonus cleanup: qemu_uuid_parse() no longer sets SMBIOS system uuid by
side effect.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2013-09-28 23:49:39 +03:00
Markus Armbruster
4f953d2fc8 smbios: Convert to QemuOpts
So that it can be set in config file for -readconfig.

This tightens parsing of -smbios, and makes it more consistent with
other options: unknown parameters are rejected, numbers with trailing
junk are rejected, when a parameter is given multiple times, last
rather than first wins, ...

MST: drop one chunk to fix build errors

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2013-09-28 23:49:06 +03:00
Liu, Jinsong
4bc78a8772 qemu: Adjust qemu wakeup
Currently Xen hvm s3 has a bug coming from the difference between
qemu-traditioanl and qemu-xen. For qemu-traditional, the way to
resume from hvm s3 is via 'xl trigger' command. However, for
qemu-xen, the way to resume from hvm s3 inherited from standard
qemu, i.e. via QMP, and it doesn't work under Xen.

The root cause is, for qemu-xen, 'xl trigger' command didn't reset
devices, while QMP didn't unpause hvm domain though they did qemu
system reset.

We have two qemu patches and one xl patch to fix Xen hvm s3 bug.
This patch is the qemu patch 1. It adjusts qemu wakeup so that
Xen s3 resume logic (which will be implemented at qemu patch 2)
will be notified after qemu system reset.

Signed-off-by: Liu Jinsong <jinsong.liu@intel.com>
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Anthony PERARD <anthony.perard@citrix.com>
2013-09-25 16:38:29 +00:00
Miroslav Rezanina
615fe4de4b Remove dev-bluetooth.c dependency from vl.c
Use usb_legacy_register handling to create bt-dongle device and remove code
dependency from vl.c so CONFIG_USB_BLUETOOTH can be disabled.

Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2013-09-10 11:14:42 +02:00
Miroslav Rezanina
644e1a8a34 Preparation for usb-bt-dongle conditional build
To allow disable usb-bt-dongle device using CONFIG_BLUETOOTH option, some of
functions in vl.c file has to be made accessible in dev-bluetooth.c. This is
pure code moving.

Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2013-09-10 11:14:41 +02:00
Anthony Liguori
9889e04ac1 pc,pci,virtio fixes and cleanups
This includes pc and pci cleanups and enhancements,
 and a virtio bugfix for level interrupts.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'mst/tags/for_anthony' into staging

pc,pci,virtio fixes and cleanups

This includes pc and pci cleanups and enhancements,
and a virtio bugfix for level interrupts.

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

# gpg: Signature made Sun 01 Sep 2013 03:15:36 AM CDT using RSA key ID D28D5469
# gpg: Can't check signature: public key not found

# By Michael S. Tsirkin (3) and others
# Via Michael S. Tsirkin
* mst/tags/for_anthony:
  virtio_pci: fix level interrupts with irqfd
  pc: reduce duplication, fix PIIX descriptions
  hw: Clean up bogus default boot order
  pci: add config space access traces
  pc: fix regression for 64 bit PCI memory
  pci: Introduce helper to retrieve a PCI device's DMA address space

Message-id: 1378023590-11109-1-git-send-email-mst@redhat.com
Signed-off-by: Anthony Liguori <anthony@codemonkey.ws>
2013-09-03 12:31:07 -05:00
Markus Armbruster
c165473269 hw: Clean up bogus default boot order
We set default boot order "cad" in every single machine definition
except "pseries" and "moxiesim", even though very few boards actually
care for boot order, and "cad" makes sense for even fewer.

Machines that care:

* pc and its variants

  Accept up to three letters 'a', 'b' (undocumented alias for 'a'),
  'c', 'd' and 'n'.  Reject all others (fatal with -boot).

* nseries (n800, n810)

  Check whether order starts with 'n'.  Silently ignored otherwise.

* prep, g3beige, mac99

  Extract the first character the machine understands (subset of
  'a'..'f').  Silently ignored otherwise.

* spapr

  Accept an arbitrary string (vl.c restricts it to contain only
  'a'..'p', no duplicates).

* sun4[mdc]

  Use the first character.  Silently ignored otherwise.

Strip characters these machines ignore from their default boot order.

For all other machines, remove the unused default boot order
alltogether.

Note that my rename of QEMUMachine member boot_order to
default_boot_order and QEMUMachineInitArgs member boot_device to
boot_order has a welcome side effect: it makes every use of boot
orders visible in this patch, for easy review.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2013-08-28 10:16:47 +03:00
Anthony Liguori
f7ad538e1e Merge remote-tracking branch 'stefanha/block' into staging
# By Alex Bligh (32) and others
# Via Stefan Hajnoczi
* stefanha/block: (42 commits)
  win32-aio: drop win32_aio_flush_cb()
  aio-win32: replace incorrect AioHandler->opaque usage with ->e
  aio / timers: remove dummy_io_handler_flush from tests/test-aio.c
  aio / timers: Remove legacy interface
  aio / timers: Switch entire codebase to the new timer API
  aio / timers: Add scripts/switch-timer-api
  aio / timers: Add test harness for AioContext timers
  aio / timers: convert block_job_sleep_ns and co_sleep_ns to new API
  aio / timers: Convert rtc_clock to be a QEMUClockType
  aio / timers: Remove main_loop_timerlist
  aio / timers: Rearrange timer.h & make legacy functions call non-legacy
  aio / timers: Add qemu_clock_get_ms and qemu_clock_get_ms
  aio / timers: Remove legacy qemu_clock_deadline & qemu_timerlist_deadline
  aio / timers: Remove alarm timers
  aio / timers: Add documentation and new format calls
  aio / timers: Use all timerlists in icount warp calculations
  aio / timers: Introduce new API timer_new and friends
  aio / timers: On timer modification, qemu_notify or aio_notify
  aio / timers: Convert mainloop to use timeout
  aio / timers: Convert aio_poll to use AioContext timers' deadline
  ...

Message-id: 1377202298-22896-1-git-send-email-stefanha@redhat.com
Signed-off-by: Anthony Liguori <anthony@codemonkey.ws>
2013-08-26 09:19:50 -05:00
Alex Bligh
884f17c235 aio / timers: Convert rtc_clock to be a QEMUClockType
Convert rtc_clock to be a QEMUClockType

Move rtc_clock users to use the new API

Signed-off-by: Alex Bligh <alex@alex.org.uk>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2013-08-22 19:14:24 +02:00
Alex Bligh
6d32717155 aio / timers: Remove alarm timers
Remove alarm timers from qemu-timers.c now we use g_poll / ppoll
instead.

Signed-off-by: Alex Bligh <alex@alex.org.uk>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2013-08-22 19:10:55 +02:00
Seiji Aguchi
4a44d85e28 Convert stderr message calling error_get_pretty() to error_report()
Convert stderr messages calling error_get_pretty()
to error_report().

Timestamp is prepended by -msg timstamp option with it.

Per Markus's comment below, A conversion from fprintf() to
error_report() is always an improvement, regardless of
error_get_pretty().

http://marc.info/?l=qemu-devel&m=137513283408601&w=2

But, it is not reasonable to convert them at one time
because fprintf() is used everwhere in qemu.

So, it should be done step by step with avoiding regression.

Signed-off-by: Seiji Aguchi <seiji.aguchi@hds.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2013-08-20 11:51:59 -04:00
Gerd Hoffmann
58ae52a8dc spice: fix display initialization
Spice has two display interface implementations:  One integrated into
the qxl graphics card, and one generic which can operate with every
qemu-emulated graphics card.

The generic one is activated in case spice is used without qxl.  The
logic for that only caught the "-vga qxl" case, "-device qxl-vga" goes
unnoticed.  Fix that by adding a check in the spice interface
registration so we'll notice the qxl card no matter how it is created.

https://bugzilla.redhat.com/show_bug.cgi?id=981094

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2013-07-30 10:25:47 +02:00
Seiji Aguchi
5e2ac51917 add timestamp to error_report()
[Issue]
When we offer a customer support service and a problem happens
in a customer's system, we try to understand the problem by
comparing what the customer reports with message logs of the
customer's system.

In this case, we often need to know when the problem happens.

But, currently, there is no timestamp in qemu's error messages.
Therefore, we may not be able to understand the problem based on
error messages.

[Solution]
Add a timestamp to qemu's error message logged by
error_report() with g_time_val_to_iso8601().

Signed-off-by: Seiji Aguchi <seiji.aguchi@hds.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2013-07-10 13:42:09 -04:00
Markus Armbruster
c1b71b0c03 vl: Tighten parsing of -machine option phandle_start
Make it QEMU_OPT_NUMBER, so it gets parsed by generic code, which
actually bothers to check for errors, rather than its user, which
doesn't.

Cc: Alexander Graf <agraf@suse.de>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Acked-by: Alexander Graf <agraf@suse.de>
Message-id: 1372943363-24081-8-git-send-email-armbru@redhat.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2013-07-09 13:38:58 -05:00
Markus Armbruster
2ff3de685a Simplify -machine option queries with qemu_get_machine_opts()
The previous two commits fixed bugs in -machine option queries.  I
can't find fault with the remaining queries, but let's use
qemu_get_machine_opts() everywhere, for consistency, simplicity and
robustness.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-id: 1372943363-24081-7-git-send-email-armbru@redhat.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2013-07-09 13:38:58 -05:00
Markus Armbruster
36ad0e948e Fix -machine options accel, kernel_irqchip, kvm_shadow_mem
Multiple -machine options with the same ID are merged.  All but the
one without an ID are to be silently ignored.

In most places, we query these options with a null ID.  This is
correct.

In some places, we instead query whatever options come first in the
list.  This is wrong.  When the -machine processed first happens to
have an ID, options are taken from that ID, and the ones specified
without ID are silently ignored.

Example:

    $ upstream-qemu -nodefaults -S -display none -monitor stdio -machine id=foo -machine accel=kvm,usb=on
    $ upstream-qemu -nodefaults -S -display none -monitor stdio -machine id=foo,accel=kvm,usb=on -machine accel=xen
    $ upstream-qemu -nodefaults -S -display none -monitor stdio -machine accel=xen -machine id=foo,accel=kvm,usb=on

    $ qemu-system-x86_64 -nodefaults -S -display none -monitor stdio -machine accel=kvm,usb=on
    QEMU 1.5.50 monitor - type 'help' for more information
    (qemu) info kvm
    kvm support: enabled
    (qemu) info usb
    (qemu) q
    $ qemu-system-x86_64 -nodefaults -S -display none -monitor stdio -machine id=foo -machine accel=kvm,usb=on
    QEMU 1.5.50 monitor - type 'help' for more information
    (qemu) info kvm
    kvm support: disabled
    (qemu) info usb
    (qemu) q
    $ qemu-system-x86_64 -nodefaults -S -display none -monitor stdio -machine id=foo,accel=kvm,usb=on -machine accel=xen
    QEMU 1.5.50 monitor - type 'help' for more information
    (qemu) info kvm
    kvm support: enabled
    (qemu) info usb
    USB support not enabled
    (qemu) q
    $ qemu-system-x86_64 -nodefaults -S -display none -monitor stdio -machine accel=xen -machine id=foo,accel=kvm,usb=on
    xc: error: Could not obtain handle on privileged command interface (2 = No such file or directory): Internal error
    xen be core: can't open xen interface
    failed to initialize Xen: Operation not permitted

Option usb is queried correctly, and the one without an ID wins,
regardless of option order.

Option accel is queried incorrectly, and which one wins depends on
option order and ID.

Affected options are accel (and its sugared forms -enable-kvm and
-no-kvm), kernel_irqchip, kvm_shadow_mem.

Additionally, option kernel_irqchip is normally on by default, except
it's off when no -machine options are given.  Bug can't bite, because
kernel_irqchip is used only when KVM is enabled, KVM is off by
default, and enabling always creates -machine options.  Downstreams
that enable KVM by default do get bitten, though.

Use qemu_get_machine_opts() to fix these bugs.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-id: 1372943363-24081-5-git-send-email-armbru@redhat.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2013-07-09 13:38:58 -05:00
Markus Armbruster
7f9d6e540e vl: New qemu_get_machine_opts()
To be used in the next few commits to fix or clean up queries of
"machine" options (-machine and its sugared forms).

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-id: 1372943363-24081-4-git-send-email-armbru@redhat.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2013-07-09 13:38:57 -05:00
Michael Tokarev
12b7f57e2c vl: convert -smp to qemu_opts_parse()
This also introduces a new suboption, "cpus=",
which is the default.  So after this patch,

 -smp n,sockets=y

is the same as

  -smp cpus=n,sockets=y

(with "cpu" being some generic thing, referring to
either cores, or threads, or sockets, as before).

We still don't validate relations between different
numbers, for example it is still possible to say

  -smp 1,sockets=10

and it will be accepted to mean sockets=1.

Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Message-id: 1372072012-30305-1-git-send-email-mjt@msgid.tls.msk.ru
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2013-06-28 14:02:14 -05:00
Michael Tokarev
24f6ff863b vl: reformat SDL ifdeffery a bit
This reformats #ifdef..#endif and case statement a bit,
to make it a bit shorter and matching other cases like that
(no code changes).

Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2013-06-21 22:52:49 +04:00
Markus Armbruster
083b79c9fe vl: Rename *boot_devices to *boot_order, for consistency
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
Message-id: 1371208516-7857-5-git-send-email-armbru@redhat.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2013-06-19 14:10:42 -05:00
Markus Armbruster
8281abd548 vl: Fix -boot order and once regressions, and related bugs
Option "once" sets up a different boot order just for the initial
boot.  Boot order reverts back to normal on reset.  Option "order"
changes the normal boot order.

The reversal is implemented by reset handler restore_boot_devices(),
which takes the boot order to revert to as argument.
restore_boot_devices() does nothing on its first call, because that
must be the initial machine reset.  On its second call, it changes the
boot order back, and unregisters itself.

Because we register the handler right when -boot gets parsed, we can
revert to an incorrect normal boot order, and multiple -boot can
interact in funny ways.

Here's how things work without -boot once or order:

* boot_devices is "".

* main() passes machine->boot_order to to machine->init(), because
  boot_devices is "".  machine->init() configures firmware
  accordingly.  For PC machines, machine->boot_order is "cad", and
  pc_cmos_init() writes it to RTC CMOS, where SeaBIOS picks it up.

Now consider -boot order=:

* boot_devices is "".

* -boot order= sets boot_devices to "" (no change).

* main() passes machine->boot_order to to machine->init(), because
  boot_devices is "", as above.

  Bug: -boot order= has no effect.  Broken in commit e4ada29e.

Next, consider -boot once=a:

* boot_devices is "".

* -boot once=a registers restore_boot_devices() with argument "", and
  sets boot_devices to "a".

* main() passes boot_devices "a" to machine->init(), which configures
  firmware accordingly.  For PC machines, pc_cmos_init() writes the
  boot order to RTC CMOS.

* main() calls qemu_system_reset().  This runs reset handlers.

  - restore_boot_devices() gets called with argument "".  Does
    nothing, because it's the first call.

* Machine boots, boot order is "a".

* Machine resets (e.g. monitor command).  Reset handlers run.

  - restore_boot_devices() gets called with argument "".  Calls
    qemu_boot_set("") to reconfigure firmware.  For PC machines,
    pc_boot_set() writes it into RTC CMOS.  Reset handler
    unregistered.

    Bug: boot order reverts to "" instead of machine->boot_order.  The
    actual boot order depends on how firmware interprets "".  Broken
    in commit e4ada29e.

Next, consider -boot once=a -boot order=c:

* boot_devices is "".

* -boot once=a registers restore_boot_devices() with argument "", and
  sets boot_devices to "a".

* -boot order=c sets boot_devices to "c".

* main() passes boot_devices "c" to machine->init(), which configures
  firmware accordingly.  For PC machines, pc_cmos_init() writes the
  boot order to RTC CMOS.

* main() calls qemu_system_reset().  This runs reset handlers.

  - restore_boot_devices() gets called with argument "".  Does
    nothing, because it's the first call.

* Machine boots, boot order is "c".

  Bug: it should be "a".  I figure this has always been broken.

* Machine resets (e.g. monitor command).  Reset handlers run.

  - restore_boot_devices() gets called with argument "".  Calls
    qemu_boot_set("") to reconfigure firmware.  For PC machines,
    pc_boot_set() writes it into RTC CMOS.  Reset handler
    unregistered.

    Bug: boot order reverts to "" instead of "c".  I figure this has
    always been broken, just differently broken before commit
    e4ada29e.

Next, consider -boot once=a -boot once=b -boot once=c:

* boot_devices is "".

* -boot once=a registers restore_boot_devices() with argument "", and
  sets boot_devices to "a".

* -boot once=b registers restore_boot_devices() with argument "a", and
  sets boot_devices to "b".

* -boot once=c registers restore_boot_devices() with argument "b", and
  sets boot_devices to "c".

* main() passes boot_devices "c" to machine->init(), which configures
  firmware accordingly.  For PC machines, pc_cmos_init() writes the
  boot order to RTC CMOS.

* main() calls qemu_system_reset().  This runs reset handlers.

  - restore_boot_devices() gets called with argument "".  Does
    nothing, because it's the first call.

  - restore_boot_devices() gets called with argument "a".  Calls
    qemu_boot_set("a") to reconfigure firmware.  For PC machines,
    pc_boot_set() writes it into RTC CMOS.  Reset handler
    unregistered.

  - restore_boot_devices() gets called with argument "b".  Calls
    qemu_boot_set("b") to reconfigure firmware.  For PC machines,
    pc_boot_set() writes it into RTC CMOS.  Reset handler
    unregistered.

* Machine boots, boot order is "b".

  Bug: should really be "c", because that came last, and for all other
  -boot options, the last one wins.  I figure this was broken some
  time before commit 37905d6a, and fixed there only for a single
  occurence of "once".

* Machine resets (e.g. monitor command).  Reset handlers run.

  - restore_boot_devices() gets called with argument "".  Calls
    qemu_boot_set("") to reconfigure firmware.  For PC machines,
    pc_boot_set() writes it into RTC CMOS.  Reset handler
    unregistered.

    Same bug as above: boot order reverts to "" instead of
    machine->boot_order.

Fix by acting upon -boot options order, once and menu only after
option parsing is complete, and the machine is known.  This is how the
other -boot options work already.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
Message-id: 1371208516-7857-4-git-send-email-armbru@redhat.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2013-06-19 14:10:42 -05:00
Markus Armbruster
6ef4716cec vl: Clean up parsing of -boot option argument
Commit 3d3b8303 threw in some QemuOpts parsing without replacing the
existing ad hoc parser, resulting in a confusing mess.  Clean it up.

Two user-visible changes:

1. Invalid options are reported more nicely.  Before:

        qemu: unknown boot parameter 'x' in 'x=y'

   After:

        qemu-system-x86_64: -boot x=y: Invalid parameter 'x'

2. If -boot is given multiple times, options accumulate, just like for
   -machine.  Before, only options order, once and menu accumulated.
   For the other ones, all but the first -boot in non-legacy syntax
   got simply ignored.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
Message-id: 1371208516-7857-2-git-send-email-armbru@redhat.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2013-06-19 14:10:41 -05:00
Michael Tokarev
a1077090ce vl: always define no_frame
Commit 047d4e151d "Unbreak -no-quit for GTK, validate SDL options" broke
build of qemu without sdl, by referencing `no_frame' variable which is defined
inside #if SDL block.  Fix that by defining that variable unconditionally.

This is a better fix for the build issue introduced by that patch than
a revert.  This change keeps the new functinality introduced by that patch
and just fixes the compilation.  It still is not a complete fix around the
original issue (not working -no-frame et al with -display gtk), because it
makes only the legacy interface working, not the new suboption interface,
so a few more changes are needed.

Cc: Peter Wu <lekensteyn@gmail.com>
Cc: qemu-trivial@nongnu.org
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Reviewed-by: Peter Wu <lekensteyn@gmail.com>
Tested-by: Andreas Färber <afaerber@suse.de>
Message-id: 1371292923-28105-1-git-send-email-mjt@msgid.tls.msk.ru
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2013-06-16 20:00:27 -05:00
Peter Wu
047d4e151d Unbreak -no-quit for GTK, validate SDL options
Certain options (-no-frame, -alt-grab, -ctrl-grab) only make sense with SDL.
When compiling without SDL, these options (and -no-quit) print an error message
and exit qemu.

In case QEMU is compiled with SDL support, the three aforementioned options
still do not make sense with other display types. This patch addresses that
issue by printing a warning. I have chosen not to exit QEMU afterwards because
having the option is not harmful and before this patch it would be ignored
anyway.

By delaying the sanity check from compile-time with some ifdefs to run-time,
-no-quit is now also properly supported when compiling without SDL.

Signed-off-by: Peter Wu <lekensteyn@gmail.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2013-06-11 23:45:44 +04:00
Peter Wu
787ba4f026 gtk: implement -full-screen
Aiming for GTK as replacement for SDL, a feature like -full-screen should also
be implemented.

Bringing the window into full-screen mode is done by activating the "Fullscreen"
menu item. This is done after showing the windows to make the cursor and menu
hidden.

v2: drop -no-frame implementation, use booleans instead of ints and ensure
    consistency between ui state and menu.

Signed-off-by: Peter Wu <lekensteyn@gmail.com>
Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2013-06-11 23:45:44 +04:00
Paolo Bonzini
bc7d0e6674 gdbstub: let the debugger resume from guest panicked state
While in general we forbid a "continue" from the guest panicked
state, it makes sense to have an exception for that when continuing
in the debugger.  Perhaps the guest entered that state due to a bug,
for example, and we want to continue no matter what.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Luiz Capitulino <lcapitulino@redhat.com>
Message-id: 1370272015-9659-3-git-send-email-pbonzini@redhat.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2013-06-10 11:36:11 -05:00
Stefano Stabellini
a7d4207d37 main_loop: do not set nonblocking if xen_enabled()
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
CC: qemu-stable@nongnu.org
2013-06-03 15:41:26 +00:00
Luiz Capitulino
70e098af88 monitor: allow to disable the default monitor
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2013-05-23 09:58:45 -04:00
Hu Tao
fd2a2e1c55 vl: new runstate transition: RUN_STATE_GUEST_PANICKED -> RUN_STATE_FINISH_MIGRATE
This fixes a problem that after guest panic happens, virsh dump without
--memory-only fails:

ERROR: invalid runstate transition: 'guest-panicked' -> 'finish-migrate'

Reported-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Hu Tao <hutao@cn.fujitsu.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-id: 1369046780-17498-1-git-send-email-pbonzini@redhat.com
Cc: qemu-stable@nongnu.org
Signed-off-by: Hu Tao <hutao@cn.fujitsu.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2013-05-20 08:20:07 -05:00
Dong Xu Wang
7f303adc4f clean unnecessary code: don't check g_strdup arg for NULL
Signed-off-by: Dong Xu Wang <wdongxu@linux.vnet.ibm.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2013-05-12 13:25:55 +04:00
Jan Kiszka
e7bdf659c1 Drop redundant resume_all_vcpus() from main()
VCPUs are either resumed directly via vm_start(), after the incoming
migration is done, or when a continue command is issued. We don't need
the explicit resume before entering main_loop().

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
2013-05-02 13:44:19 +02:00
Igor Mammedov
13eed94ed5 cpu: Call cpu_synchronize_post_init() from DeviceClass::realize()
If hotplugged, synchronize CPU state to KVM.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
2013-05-01 13:04:17 +02:00
Hu Tao
ede085b3fe add a new runstate: RUN_STATE_GUEST_PANICKED
The guest will be in this state when it is panicked.

Signed-off-by: Wen Congyang <wency@cn.fujitsu.com>
Signed-off-by: Hu Tao <hutao@cn.fujitsu.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-id: 0255f263ffdc2a3716f73e89098b96fd79a235b3.1366945969.git.hutao@cn.fujitsu.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2013-04-30 10:30:00 -05:00
Paolo Bonzini
b3e6d591b0 audio: enable PCI audio cards for all PCI-enabled targets
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-id: 1366303444-24620-9-git-send-email-pbonzini@redhat.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2013-04-29 12:17:06 -05:00
Paolo Bonzini
ffa48cf5ab audio: remove HAS_AUDIO
Several targets can have wavcapture/-soundhw support via PCI cards.
HAS_AUDIO is a useless limitation, remove it.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-id: 1366303444-24620-4-git-send-email-pbonzini@redhat.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2013-04-29 12:16:36 -05:00