Commit Graph

17029 Commits

Author SHA1 Message Date
Vijay Kumar B
8cb2d2db50 mainstone: Fix incorrect key mapping for Enter key.
According to the manual the (5, 5) corresponds to backspace key, and
not Enter key. Linux kernel maps (5, 4) to the enter key. Fixing it up
to match the mapping in the Linux kernel.

Signed-off-by: Vijay Kumar B. <vijaykumar@zilogic.com>
Reviewed-by: Deepak S. <deepak@zilogic.com>
Message-id: 1475063033-8176-2-git-send-email-vijaykumar@zilogic.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2016-10-04 13:28:07 +01:00
Alistair Francis
540a8f34b4 STM32F205: Connect the SPI devices
Connect the SPI devices to the STM32F205 SoC.

Signed-off-by: Alistair Francis <alistair@alistair23.me>
Reviewed-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: d05849120420f8db0d9aa053bd23134c33cd9180.1474742262.git.alistair@alistair23.me
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2016-10-04 13:28:07 +01:00
Alistair Francis
b63041c8f6 STM32F205: Connect the ADC devices
Connect the ADC devices to the STM32F205 SoC.

Signed-off-by: Alistair Francis <alistair@alistair23.me>
Message-id: 6214eda399da7b47014f6f895be25323d52dbc9e.1474742262.git.alistair@alistair23.me
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2016-10-04 13:28:07 +01:00
Alistair Francis
1b25567765 irq: Add a new irq device that allows the ORing of lines
Signed-off-by: Alistair Francis <alistair@alistair23.me>
Message-id: 52e5d361e3b5a0ea8554aca73ee65ae2b586112e.1474742262.git.alistair@alistair23.me
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2016-10-04 13:28:07 +01:00
Alistair Francis
5ae74402d1 STM32F2xx: Add the SPI device
Add the STM32F2xx SPI device.

Signed-off-by: Alistair Francis <alistair@alistair23.me>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 8197811d5c94f814fa67c6a33ca2f7fd0aa97432.1474742262.git.alistair@alistair23.me
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2016-10-04 13:28:07 +01:00
Alistair Francis
d1f711d407 STM32F2xx: Add the ADC device
Add the STM32F2xx ADC device. This device randomly
generates values on each read.

This also includes creating a hw/adc directory.

Signed-off-by: Alistair Francis <alistair@alistair23.me>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 3240e660adaf537f55a63ce06096e844aece8cda.1474742262.git.alistair@alistair23.me
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2016-10-04 13:28:07 +01:00
Alistair Francis
cbcb93e802 STM32F2xx: Display PWM duty cycle from timer
If correctly configured allow the STM32F2xx timer to print
out the PWM duty cycle information.

Signed-off-by: Alistair Francis <alistair@alistair23.me>
Reviewed-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: cdb59039a25e061615713a94b40797baa12ea9f9.1474742262.git.alistair@alistair23.me
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2016-10-04 13:28:07 +01:00
Alistair Francis
81fed1d017 STM32F205: Remove the individual device variables
Cleanup the individual DeviceState and SysBusDevice
variables to re-use the same variable for each
device.

Signed-off-by: Alistair Francis <alistair@alistair23.me>
Reviewed-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: fc5d75a57d320b69704df2c1146ff0fd482e4a88.1474742262.git.alistair@alistair23.me
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2016-10-04 13:28:06 +01:00
Peter Maydell
d681127d37 -----BEGIN PGP SIGNATURE-----
Version: GnuPG v2
 
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 =6JV5
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/famz/tags/for-upstream' into staging

# gpg: Signature made Sun 02 Oct 2016 02:49:58 BST
# gpg:                using RSA key 0xCA35624C6A9171C6
# gpg: Good signature from "Fam Zheng <famz@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: 5003 7CB7 9706 0F76 F021  AD56 CA35 624C 6A91 71C6

* remotes/famz/tags/for-upstream:
  docker: Build in a clean directory
  smbios: fix uuid copy
  xenpv: Fix qemu_uuid compiling error

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2016-10-04 11:01:39 +01:00
Peter Maydell
c5d128ffeb Couple of s390x patches:
- some PCI cleanups
 - fix build error due to uuid rework
 - fix potential deadlock in sigp handling
 - enable ccw devices in BIOS and enforce checking in QEMU
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 Version: GnuPG v2.0.14 (GNU/Linux)
 
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Merge remote-tracking branch 'remotes/borntraeger/tags/s390x-20160927' into staging

Couple of s390x patches:
- some PCI cleanups
- fix build error due to uuid rework
- fix potential deadlock in sigp handling
- enable ccw devices in BIOS and enforce checking in QEMU

# gpg: Signature made Wed 28 Sep 2016 12:27:03 BST
# gpg:                using RSA key 0x117BBC80B5A61C7C
# gpg: Good signature from "Christian Borntraeger (IBM) <borntraeger@de.ibm.com>"
# Primary key fingerprint: F922 9381 A334 08F9 DBAB  FBCA 117B BC80 B5A6 1C7C

* remotes/borntraeger/tags/s390x-20160927:
  s390x/kvm: fix build against qemu_uuid
  s390x/css: {c,h,t,r,x}sch: require enable AND device number valid
  pc-bios/s390-ccw.img: rebuild image
  pc-bios/s390-ccw: enable subchannel for IPL I/O devices
  s390x/kvm: Fix potential deadlock in sigp handling
  s390x/pci: code cleanup
  s390x/pci: assign msix io region for each pci device
  s390x/pci: re-arrange variable declarations

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2016-09-30 23:45:56 +01:00
Peter Maydell
c69e3cef21 MIPS patches 2016-09-29
Changes:
 * MIPS Maintainer update
 * vmstateify rc4030
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Merge remote-tracking branch 'remotes/yongbok/tags/mips-20160929' into staging

MIPS patches 2016-09-29

Changes:
* MIPS Maintainer update
* vmstateify rc4030

# gpg: Signature made Thu 29 Sep 2016 13:09:09 BST
# gpg:                using RSA key 0x2238EB86D5F797C2
# gpg: Good signature from "Yongbok Kim <yongbok.kim@imgtec.com>"
# gpg: WARNING: This key is not certified with sufficiently trusted signatures!
# gpg:          It is not certain that the signature belongs to the owner.
# Primary key fingerprint: 8600 4CF5 3415 A5D9 4CFA  2B5C 2238 EB86 D5F7 97C2

* remotes/yongbok/tags/mips-20160929:
  hw/dma: vmstateify rc4030
  MAINTAINERS: update target-mips maintainers

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2016-09-30 23:14:39 +01:00
Peter Maydell
49540a1f65 -----BEGIN PGP SIGNATURE-----
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 =oTB6
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/jnsnow/tags/ide-pull-request' into staging

# gpg: Signature made Thu 29 Sep 2016 21:13:46 BST
# gpg:                using RSA key 0x7DEF8106AAFC390E
# gpg: Good signature from "John Snow (John Huston) <jsnow@redhat.com>"
# Primary key fingerprint: FAEB 9711 A12C F475 812F  18F2 88A9 064D 1835 61EB
#      Subkey fingerprint: F9B7 ABDB BCAC DF95 BE76  CBD0 7DEF 8106 AAFC 390E

* remotes/jnsnow/tags/ide-pull-request:
  ide: Fix memory leak in ide_register_restart_cb()
  MAINTAINERS: Add some more headers to the IDE section
  ahci: clear aiocb in ncq_cb
  ide: fix DMA register transitions

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2016-09-30 00:42:08 +01:00
Ashijeet Acharya
ca44141d5f ide: Fix memory leak in ide_register_restart_cb()
Fix a memory leak in ide_register_restart_cb() in hw/ide/core.c and add
idebus_unrealize() in hw/ide/qdev.c to have calls to
qemu_del_vm_change_state_handler() to deal with the dangling change
state handler during hot-unplugging ide devices which might lead to a
crash.

Signed-off-by: Ashijeet Acharya <ashijeetacharya@gmail.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Message-id: 1474995212-10580-1-git-send-email-ashijeetacharya@gmail.com
[Minor whitespace fix --js]
Signed-off-by: John Snow <jsnow@redhat.com>
2016-09-29 15:50:29 -04:00
John Snow
df403bc588 ahci: clear aiocb in ncq_cb
Similar to existing fixes for IDE (87ac25fd) and ATAPI (7f951b2d), the
AIOCB must be cleared in the callback. Otherwise, we may accidentally
try to reset a dangling pointer in bdrv_aio_cancel() from a port reset.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 1474575040-32079-2-git-send-email-jsnow@redhat.com
Signed-off-by: John Snow <jsnow@redhat.com>
2016-09-29 15:50:29 -04:00
John Snow
9da82227ca ide: fix DMA register transitions
ATA8-APT defines the state transitions for both a host controller and
for the hardware device during the lifecycle of a DMA transfer, in
section 9.7 "DMA command protocol."

One of the interesting tidbits here is that when a device transitions
from DDMA0 ("Prepare state") to DDMA1 ("Data_Transfer State"), it can
choose to set either BSY or DRQ to signal this transition, but not both.

as ide_sector_dma_start is the last point in our preparation process
before we begin the real data transfer process (for either AHCI or BMDMA),
this is the correct transition point for DDMA0 to DDMA1.

I have chosen !BSY && DRQ for QEMU to make the transition from DDMA0 the
most obvious.

Reported-by: Benjamin David Lunt <fys@fysnet.net>
Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Tested-by: Stefan Weil <sw@weilnetz.de>
Message-id: 1470175541-19344-1-git-send-email-jsnow@redhat.com
Signed-off-by: John Snow <jsnow@redhat.com>
2016-09-29 14:46:15 -04:00
Dr. David Alan Gilbert
73bfa8c0e0 hw/dma: vmstateify rc4030
Convert rc4030 to VMState.
Now saving the whole 16 entries rather than 15.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Hervé Poussineau <hpoussin@reactos.org>
Tested-by: Hervé Poussineau <hpoussin@reactos.org>
[Yongbok Kim: edited commit message]
Signed-off-by: Yongbok Kim <yongbok.kim@imgtec.com>
2016-09-29 12:07:51 +01:00
Marc-André Lureau
664ee76891 smbios: fix uuid copy
Since 9c5ce8db, the uuid is wrongly copied, as QemuUUID 'in' argument is
already a pointer.

Fixes ASAN complaining:
hw/smbios/smbios.c:489:5: runtime error: load of address 0x7fffcdb91b00
with insufficient space for an object of type '__int128 unsigned'

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20160928143810.25558-1-marcandre.lureau@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
[Warp the long error message line in commit message. - Fam]
Signed-off-by: Fam Zheng <famz@redhat.com>
2016-09-29 11:43:22 +08:00
Fam Zheng
84d0984dfe xenpv: Fix qemu_uuid compiling error
9c5ce8db2 switched the type of qemu_uuid and this should have followed.
Fix it.

Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <1474968011-29382-1-git-send-email-famz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Acked-by: Stefano Stabellini <sstabellini@kernel.org>
2016-09-29 11:43:17 +08:00
Peter Maydell
cc9a366d3b -----BEGIN PGP SIGNATURE-----
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 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/stefanha/tags/tracing-pull-request' into staging

# gpg: Signature made Wed 28 Sep 2016 22:30:45 BST
# gpg:                using RSA key 0x9CA4ABB381AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>"
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>"
# Primary key fingerprint: 8695 A8BF D3F9 7CDA AC35  775A 9CA4 ABB3 81AB 73C8

* remotes/stefanha/tags/tracing-pull-request:
  trace: Document the execution mode of guest events
  trace: Add event "guest_cpu_reset"
  trace: Add event "guest_cpu_enter"
  trace: Properly initialize dynamic event states in hot-plugged vCPUs
  trace: move hw/virtio/virtio-balloon.c trace points into correct file
  trace: move hw/mem/pc-dimm.c trace points into correct file
  trace: move util/qemu-coroutine*.c trace points into correct file
  trace: move util/buffer.c trace points into correct file

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2016-09-29 00:34:20 +01:00
Peter Maydell
c640f2849e * thread-safe tb_flush (Fred, Alex, Sergey, me, Richard, Emilio,... :-)
* license clarification for compiler.h (Felipe)
 * glib cflags improvement (Marc-André)
 * checkpatch silencing (Paolo)
 * SMRAM migration fix (Paolo)
 * Replay improvements (Pavel)
 * IOMMU notifier improvements (Peter)
 * IOAPIC now defaults to version 0x20 (Peter)
 -----BEGIN PGP SIGNATURE-----
 Version: GnuPG v2
 
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 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

* thread-safe tb_flush (Fred, Alex, Sergey, me, Richard, Emilio,... :-)
* license clarification for compiler.h (Felipe)
* glib cflags improvement (Marc-André)
* checkpatch silencing (Paolo)
* SMRAM migration fix (Paolo)
* Replay improvements (Pavel)
* IOMMU notifier improvements (Peter)
* IOAPIC now defaults to version 0x20 (Peter)

# gpg: Signature made Tue 27 Sep 2016 10:57:40 BST
# gpg:                using RSA key 0xBFFBD25F78C7AE83
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>"
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>"
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini/tags/for-upstream: (28 commits)
  replay: allow replay stopping and restarting
  replay: vmstate for replay module
  replay: move internal data to the structure
  cpus-common: lock-free fast path for cpu_exec_start/end
  tcg: Make tb_flush() thread safe
  cpus-common: Introduce async_safe_run_on_cpu()
  cpus-common: simplify locking for start_exclusive/end_exclusive
  cpus-common: remove redundant call to exclusive_idle()
  cpus-common: always defer async_run_on_cpu work items
  docs: include formal model for TCG exclusive sections
  cpus-common: move exclusive work infrastructure from linux-user
  cpus-common: fix uninitialized variable use in run_on_cpu
  cpus-common: move CPU work item management to common code
  cpus-common: move CPU list management to common code
  linux-user: Add qemu_cpu_is_self() and qemu_cpu_kick()
  linux-user: Use QemuMutex and QemuCond
  cpus: Rename flush_queued_work()
  cpus: Move common code out of {async_, }run_on_cpu()
  cpus: pass CPUState to run_on_cpu helpers
  build-sys: put glib_cflags in QEMU_CFLAGS
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2016-09-28 23:02:56 +01:00
Daniel P. Berrange
331f5eb28a trace: move hw/virtio/virtio-balloon.c trace points into correct file
The trace points for hw/virtio/virtio-balloon.c were mistakenly put
in the top level trace-events file, instead of util/trace-events in

  commit 270ab88f7c
  Author: Daniel P. Berrange <berrange@redhat.com>
  Date:   Thu Jun 16 09:39:57 2016 +0100

    trace: split out trace events for hw/virtio/ directory

Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-id: 1473872624-23285-5-git-send-email-berrange@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2016-09-28 19:17:55 +01:00
Daniel P. Berrange
e97eb6f7f0 trace: move hw/mem/pc-dimm.c trace points into correct file
The trace points for hw/mem/pc-dimm.c were mistakenly put
in the hw/i386/trace-events file, instead of hw/mem/trace-events
in

  commit 5eb76e480b
  Author: Daniel P. Berrange <berrange@redhat.com>
  Date:   Thu Jun 16 09:40:10 2016 +0100

    trace: split out trace events for hw/i386/ directory

Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-id: 1473872624-23285-4-git-send-email-berrange@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2016-09-28 19:17:54 +01:00
Peter Maydell
4af27939e5 input queue: ps2 kbd cleanups and improvements
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Merge remote-tracking branch 'remotes/kraxel/tags/pull-input-20160928-1' into staging

input queue: ps2 kbd cleanups and improvements

# gpg: Signature made Wed 28 Sep 2016 13:52:16 BST
# gpg:                using RSA key 0x4CB6D8EED3E87138
# 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>"
# Primary key fingerprint: A032 8CFF B93A 17A7 9901  FE7D 4CB6 D8EE D3E8 7138

* remotes/kraxel/tags/pull-input-20160928-1:
  ps2: do not generate invalid key codes for unknown keys
  ps2: use QEMU qcodes instead of scancodes
  ps2: allow keycode translation for all scancode sets
  ps2: correctly handle 'get/set scancode' command
  ps2: reject unknown commands, instead of blindly accepting them

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2016-09-28 17:44:05 +01:00
Hervé Poussineau
ec044a80e7 ps2: do not generate invalid key codes for unknown keys
Instead, print a warning message.

Signed-off-by: Hervé Poussineau <hpoussin@reactos.org>
Message-id: 1473969987-5890-6-git-send-email-hpoussin@reactos.org
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2016-09-28 14:03:42 +02:00
Hervé Poussineau
8c10e0baf0 ps2: use QEMU qcodes instead of scancodes
This fixes problems with translated set 1, where most make code were wrong.
This fixes problems with set 3 for extended keys (like arrows) and lot of other keys.
Added a FIXME for set 3, where most keys must not (by default) deliver a break code.

Detailed list of changes on untranslated set 2:
- change of ALTGR break code from 0xe4 to 0xf0 0x08
- change of ALTGR_R break code from 0xe0 0xe4 to 0xe0 0xf0 0x08
- change of F7 make code from 0x02 to 0x83
- change of F7 break code from 0xf0 0x02 to 0xf0 0x83
- change of PRINT make code from 0xe0 0x7c to 0xe0 0x12 0xe0 0x7c
- change of PRINT break code from 0xe0 0xf0 0x7c to 0xe0 0xf0 0x7c 0xe0 0xf0 0x12
- change of PAUSE key: new make code = old make code + old break code, no more break code
- change on RO break code from 0xf3 to 0xf0 0x51
- change on KP_COMMA break code from 0xfe to 0xf0 0x6d

Detailed list of changes on translated set 2 (the most commonly used):
- change of PRINT make code from 0xe0 0x37 to 0xe0 0x2a 0xe0 0x37
- change of PRINT break code from 0xe0 0xb7 to 0xe0 0xb7 0xe0 0xaa
- change of PAUSE key: new make code = old make code + old break code, no more break code

Reference:
http://www.computer-engineering.org/ps2keyboard/scancodes1.html
http://www.computer-engineering.org/ps2keyboard/scancodes2.html
http://www.computer-engineering.org/ps2keyboard/scancodes3.html
Signed-off-by: Hervé Poussineau <hpoussin@reactos.org>
Message-id: 1473969987-5890-5-git-send-email-hpoussin@reactos.org
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2016-09-28 14:03:42 +02:00
Hervé Poussineau
57d5c005d3 ps2: allow keycode translation for all scancode sets
Change ps2_put_keycode to get an untranslated scancode, which is translated if needed.

As qemu_input_key_value_to_scancode() gives translated scancodes, untranslate them
in ps2_keyboard_event first before giving them to ps2_put_keycode.

Results are not changed, except for some keys in translated set 3.

Translation table is available at
https://www.win.tue.nl/~aeb/linux/kbd/scancodes-10.html

Signed-off-by: Hervé Poussineau <hpoussin@reactos.org>
Message-id: 1473969987-5890-4-git-send-email-hpoussin@reactos.org
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2016-09-28 14:03:18 +02:00
Hervé Poussineau
4df23b64c5 ps2: correctly handle 'get/set scancode' command
When getting scancode, current scancode must be preceded from reply ack.
When setting scancode, we must reject invalid scancodes.

Signed-off-by: Hervé Poussineau <hpoussin@reactos.org>
Message-id: 1473969987-5890-3-git-send-email-hpoussin@reactos.org
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2016-09-28 14:03:18 +02:00
Hervé Poussineau
06b3611fc2 ps2: reject unknown commands, instead of blindly accepting them
Signed-off-by: Hervé Poussineau <hpoussin@reactos.org>
Message-id: 1473969987-5890-2-git-send-email-hpoussin@reactos.org
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2016-09-28 14:03:18 +02:00
Sascha Silbe
c679e74d2e s390x/css: {c,h,t,r,x}sch: require enable AND device number valid
According to the PoP, subchannels are only considered operational if
they are enabled _and_ the device number is valid. With the current
checks being enabled _or_ having a valid device number was
sufficient. This caused qemu to allow IO on subchannels that were not
enabled.

Fix the checks to require both bits to be set.

Signed-off-by: Sascha Silbe <silbe@linux.vnet.ibm.com>
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Reviewed-by: Halil Pasic <pasic@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
2016-09-28 13:24:51 +02:00
Yi Min Zhao
bfcec59a23 s390x/pci: code cleanup
Now that each S390 PCI device uses an IO region as MSIX region. The
code in s390_translate_iommu() will never be triggered. Let's remove
it.

Signed-off-by: Yi Min Zhao <zyimin@linux.vnet.ibm.com>
Reviewed-by: Pierre Morel <pmorel@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
2016-09-28 13:24:51 +02:00
Yi Min Zhao
8f95595072 s390x/pci: assign msix io region for each pci device
For efficiency we now assign one msix io region for each pci device
and provide it with the pointer to the zPCI device as opaque
parameter. In addition, we remove msix address space and add msix io
region as a subregion to the root memory region of pci device.

Signed-off-by: Yi Min Zhao <zyimin@linux.vnet.ibm.com>
Reviewed-by: Pierre Morel <pmorel@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
2016-09-28 13:24:51 +02:00
Pierre Morel
205e5de425 s390x/pci: re-arrange variable declarations
Pull mr variable declarations at the top of the functions instead of
mixing them up with the code. This is in preparation for followup
patches.

Signed-off-by: Pierre Morel <pmorel@linux.vnet.ibm.com>
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
2016-09-28 13:24:50 +02:00
Paulina Szubarczyk
b6eb9b45f7 qdisk - hw/block/xen_disk: grant copy implementation
Copy data operated on during request from/to local buffers to/from
the grant references.

Before grant copy operation local buffers must be allocated what is
done by calling ioreq_init_copy_buffers. For the 'read' operation,
first, the qemu device invokes the read operation on local buffers
and on the completion grant copy is called and buffers are freed.
For the 'write' operation grant copy is performed before invoking
write by qemu device.

A new value 'feature_grant_copy' is added to recognize when the
grant copy operation is supported by a guest.

Signed-off-by: Paulina Szubarczyk <paulinaszubarczyk@gmail.com>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
Acked-by: Anthony PERARD <anthony.perard@citrix.com>
Acked-by: Roger Pau Monné <roger.pau@citrix.com>
2016-09-27 18:18:55 -07:00
David Gibson
4f01a63779 sysbus: Remove ignored return value of FindSysbusDeviceFunc
Functions of type FindSysbusDeviceFunc currently return an integer.
However, this return value is always ignored by the caller in
find_sysbus_device().

This changes the function type to return void, to avoid confusion over
the function semantics.

Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2016-09-27 17:03:34 -03:00
Alex Bennée
e0eeb4a21a cpus: pass CPUState to run_on_cpu helpers
CPUState is a fairly common pointer to pass to these helpers. This means
if you need other arguments for the async_run_on_cpu case you end up
having to do a g_malloc to stuff additional data into the routine. For
the current users this isn't a massive deal but for MTTCG this gets
cumbersome when the only other parameter is often an address.

This adds the typedef run_on_cpu_func for helper functions which has an
explicit CPUState * passed as the first parameter. All the users of
run_on_cpu and async_run_on_cpu have had their helpers updated to use
CPUState where available.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
[Sergey Fedorov:
 - eliminate more CPUState in user data;
 - remove unnecessary user data passing;
 - fix target-s390x/kvm.c and target-s390x/misc_helper.c]
Signed-off-by: Sergey Fedorov <sergey.fedorov@linaro.org>
Acked-by: David Gibson <david@gibson.dropbear.id.au> (ppc parts)
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com> (s390 parts)
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <1470158864-17651-3-git-send-email-alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2016-09-27 11:57:29 +02:00
Peter Xu
048a2e8869 x86: ioapic: boost default version to 0x20
It's 2.8 now, and maybe it's time to switch IOAPIC default version to
0x20.

Signed-off-by: Peter Xu <peterx@redhat.com>
Message-Id: <1474608795-23058-1-git-send-email-peterx@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2016-09-27 11:57:28 +02:00
Peter Xu
a3276f786c intel_iommu, amd_iommu: allow UNMAP notifiers
x86 vIOMMUs still lack of a complete IOMMU notifier mechanism.
Before that is achieved, let's open a door for vhost DMAR support,
which only requires cache invalidations (UNMAP operations).

Meanwhile, convert hw_error() to error_report() and exit(1), to make
the error messages cleaner and obvious (no CPU registers will be dumped).

Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Peter Xu <peterx@redhat.com>
Message-Id: <1474606948-14391-4-git-send-email-peterx@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2016-09-27 11:57:28 +02:00
Paolo Bonzini
fa26f01839 imx_fec: fix error in qemu_send_packet argument
This uses the wrong frame size for packets composed of multiple
descriptors.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2016-09-27 17:54:22 +08:00
Paolo Bonzini
a16d8ef54b mcf_fec: fix error in qemu_send_packet argument
This uses the wrong frame size for packets composed of multiple
descriptors.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2016-09-27 17:54:22 +08:00
Prasad J Pandit
070c4b92b8 net: mcf: limit buffer descriptor count
ColdFire Fast Ethernet Controller uses buffer descriptors to manage
data flow to/fro receive & transmit queues. While transmitting
packets, it could continue to read buffer descriptors if a buffer
descriptor has length of zero and has crafted values in bd.flags.
Set upper limit to number of buffer descriptors.

Reported-by: Li Qiang <liqiang6-s@360.cn>
Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2016-09-27 17:54:22 +08:00
Dmitry Fleytman
b38636b837 e1000e: Fix EIAC register implementation
This patch fixes 2 issues:

1. Bits set in EIAC register should be cleared
   from IMS when EIAM is not used.
2. Only bit that corresonds to the interrupt being
   raised should be cleared.

See spec. 10.2.4.7 Interrupt Auto Clear

Signed-off-by: Dmitry Fleytman <dmitry@daynix.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2016-09-27 17:54:22 +08:00
Dmitry Fleytman
4100c026b6 e1000e: Fix spurious RX TCP ACK interrupts
Do not raise ACK interrupts when
RFCTL.ACKDIS bit is set (see spec. 10.2.5.16).

Signed-off-by: Dmitry Fleytman <dmitry@daynix.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2016-09-27 17:54:22 +08:00
Dmitry Fleytman
8b54c6e187 e1000e: Fix OTHER interrupts processing for MSI-X
Interrupt mask for legacy OTHER causes should
not apply to MSI-X OTHER cause.

Signed-off-by: Dmitry Fleytman <dmitry@daynix.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2016-09-27 17:54:22 +08:00
Dmitry Fleytman
680e60b6ba e1000e: Fix PBACLR implementation
This patch fixes incorrect check for
interrypt type being used.

PBSCLR register is valid for MSI-X only.

See spec. 10.2.3.13 MSI—X PBA Clear

Signed-off-by: Dmitry Fleytman <dmitry@daynix.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2016-09-27 17:54:22 +08:00
Dmitry Fleytman
2d803144a6 e1000e: Fix CTRL_EXT.EIAME behavior
CTRL_EXT.EIAME bit controls clearing of IAM bits,
but current code clears IMS bits instead.

See spec. 10.2.2.5 Extended Device Control Register.

Signed-off-by: Dmitry Fleytman <dmitry@daynix.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2016-09-27 17:54:22 +08:00
Dmitry Fleytman
40364748dd e1000e: Flush receive queues on link up
Signed-off-by: Dmitry Fleytman <dmitry@daynix.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2016-09-27 17:54:22 +08:00
Dmitry Fleytman
6ee0e20b65 e1000e: Flush all receive queues on receive enable
Before this patch first netdev queue only was flushed.

Signed-off-by: Dmitry Fleytman <dmitry@daynix.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2016-09-27 17:54:22 +08:00
Gonglei
fb56d323e2 e1000: fix buliding complaint
hw/net/e1000e_core.c:56: warning: e1000e_set_interrupt_cause declared inline after being called
hw/net/e1000e_core.c:56: warning: previous declaration of e1000e_set_interrupt_cause was here

Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Dmitry Fleytman <dmitry@daynix.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2016-09-27 17:54:22 +08:00
Michael S. Tsirkin
1c0fbfa3de virtio-net: allow increasing rx queue size
This allows increasing the rx queue size up to 1024: unlike with tx,
guests don't put in huge S/G lists into RX so the risk of running into
the max 1024 limitation due to some off-by-one seems small.

It's helpful for users like OVS-DPDK which don't do any buffering on the
host - 1K roughly matches 500 entries in tun + 256 in the current rx
queue, which seems to work reasonably well. We could probably make do
with ~750 entries but virtio spec limits us to powers of two.
It might be a good idea to specify an s/g size limit in a future
version.

It also might be possible to make the queue size smaller down the road, 64
seems like the minimal value which will still work (as guests seem to
assume a queue full of 1.5K buffers is enough to process the largest
incoming packet, which is ~64K).  No one actually asked for this, and
with virtio 1 guests can reduce ring size without need for host
configuration, so don't bother with this for now.

Cc: Cornelia Huck <cornelia.huck@de.ibm.com>
Cc: Jason Wang <jasowang@redhat.com>
Suggested-by: Patrik Hermansson <phermansson@gmail.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2016-09-27 17:54:21 +08:00
Peter Xu
5bf3d31903 memory: introduce IOMMUOps.notify_flag_changed
The new interface can be used to replace the old notify_started() and
notify_stopped(). Meanwhile it provides explicit flags so that IOMMUs
can know what kind of notifications it is requested for.

Acked-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Peter Xu <peterx@redhat.com>
Message-Id: <1474606948-14391-3-git-send-email-peterx@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2016-09-27 09:00:04 +02:00