Commit Graph

1272 Commits

Author SHA1 Message Date
Dongwon Kim
9ac06df8b6 virtio-gpu-udmabuf: correct naming of QemuDmaBuf size properties
Replace 'width' and 'height' in QemuDmaBuf with 'backing_widht'
and 'backing_height' as these commonly indicate the size of the
whole surface (e.g. guest's Xorg extended display). Then use
'width' and 'height' for sub region in there (e.g. guest's
scanouts).

Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Marc-André Lureau <marcandre.lureau@redhat.com>
Cc: Vivek Kasireddy <vivek.kasireddy@intel.com>
Signed-off-by: Dongwon Kim <dongwon.kim@intel.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-ID: <20230713040444.32267-1-dongwon.kim@intel.com>
2023-07-17 15:22:28 +04:00
Dongwon Kim
0d0be87659 virtio-gpu: replace the surface with null surface when resetting
The primary guest scanout shows the booting screen right after reboot
but additional guest displays (i.e. max_ouptuts > 1) will keep displaying
the old frames until the guest virtio gpu driver gets initialized, which
could cause some confusion. A better way is to to replace the surface with
a place holder that tells the display is not active during the reset of
virtio-gpu device.

And to immediately update the surface with the place holder image after
the switch, displaychangelistener_gfx_switch needs to be called with
'update == TRUE' in dpy_gfx_replace_surface when the new surface is NULL.

Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Marc-André Lureau <marcandre.lureau@redhat.com>
Cc: Vivek Kasireddy <vivek.kasireddy@intel.com>
Signed-off-by: Dongwon Kim <dongwon.kim@intel.com>
Acked-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-ID: <20230627224451.11739-1-dongwon.kim@intel.com>
2023-07-17 15:20:56 +04:00
Marc-André Lureau
9c18a9234b virtio-gpu: fix potential divide-by-zero regression
Commit 9462ff4695 ("virtio-gpu/win32: allocate shareable 2d
resources/images") introduces a division, which can lead to crashes when
"height" is 0.

Fixes: https://gitlab.com/qemu-project/qemu/-/issues/1744
Reviewed-by: Alexander Bulekov <alxndr@bu.edu>
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
2023-07-17 15:20:18 +04:00
Alex Bennée
7e8094f0df hw/virtio: fix typo in VIRTIO_CONFIG_IRQ_IDX comments
Fixes: 544f0278af (virtio: introduce macro VIRTIO_CONFIG_IRQ_IDX)
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20230710153522.3469097-4-alex.bennee@linaro.org>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2023-07-10 18:59:32 -04:00
Erico Nunes
31f137e3d6 vhost-user-gpu: implement get_edid frontend feature
Implement the frontend side of the get_edid feature in the qemu
vhost-user-gpu frontend device.

Signed-off-by: Erico Nunes <ernunes@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20230626164708.1163239-5-ernunes@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2023-07-10 16:17:07 -04:00
Erico Nunes
ee3729d9b0 virtio-gpu: refactor generate_edid function to virtio_gpu_base
This functionality can be shared with upcoming use in vhost-user-gpu, so
move it to the shared file to avoid duplicating it.

Signed-off-by: Erico Nunes <ernunes@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20230626164708.1163239-2-ernunes@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2023-07-10 16:17:07 -04:00
Marc-André Lureau
c1600f84ce virtio-gpu-virgl: use D3D11_SHARE_TEXTURE when available
Enable D3D texture sharing when possible, and pass it to the texture
display callbacks.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20230606115658.677673-21-marcandre.lureau@redhat.com>
2023-06-27 17:08:56 +02:00
Marc-André Lureau
bf41ab6190 ui: add optional d3d texture pointer to scanout texture
The following patch will get the underlying D3D11 Texture2D from the
virgl renderer scanout. Pass it along to the texture scanout callbacks
as a priliminary step, to simplify review.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20230606115658.677673-20-marcandre.lureau@redhat.com>
2023-06-27 17:08:56 +02:00
Marc-André Lureau
e8a2db9479 virtio-gpu-virgl: teach it to get the QEMU EGL display
virgl offers a few features that require to have access to the
underlying EGLDisplay. This is the case for the D3D texture sharing support.

The API callback is merged for virgl 1.0:
https://gitlab.freedesktop.org/virgl/virglrenderer/-/merge_requests/1113

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20230606115658.677673-18-marcandre.lureau@redhat.com>
2023-06-27 17:08:56 +02:00
Marc-André Lureau
9462ff4695 virtio-gpu/win32: allocate shareable 2d resources/images
Allocate pixman bits for scanouts with qemu_win32_map_alloc() so we can
set a shareable handle on the associated display surface.

Note: when bits are provided to pixman_image_create_bits(), you must also give
the rowstride (the argument is ignored when bits is NULL)

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20230606115658.677673-11-marcandre.lureau@redhat.com>
2023-06-27 17:08:56 +02:00
Dongwon Kim
7b41ca8d91 virtio-gpu: OUT_OF_MEMORY if failing to create udmabuf
Respond with VIRTIO_GPU_RESP_ERR_OUT_OF_MEMORY if it fails to create
an udmabuf for the blob resource.

v2: consolidated return statments and removed an unnecessary style change

Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Marc-André Lureau <marcandre.lureau@redhat.com>
Cc: Vivek Kasireddy <vivek.kasireddy@intel.com>
Signed-off-by: Dongwon Kim <dongwon.kim@intel.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-ID: <20230627003453.5321-1-dongwon.kim@intel.com>
2023-06-27 17:08:56 +02:00
Dongwon Kim
ec4d71e8f2 virtio-gpu-udmabuf: create udmabuf for blob even when iov_cnt == 1
There were often cases where a scanout blob sometimes has just 1 entry
that is linked to many pages in it. So just checking whether iov_cnt is 1
is not enough for screening small, non-scanout blobs. Therefore adding
iov_len check as well to make sure it creates an udmabuf only for a scanout
blob, which is at least bigger than one page size.

Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Marc-André Lureau <marcandre.lureau@redhat.com>
Cc: Vivek Kasireddy <vivek.kasireddy@intel.com>
Signed-off-by: Dongwon Kim <dongwon.kim@intel.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-ID: <20230621222704.29932-1-dongwon.kim@intel.com>
2023-06-27 17:08:56 +02:00
Vivek Kasireddy
34e29d85a7 virtio-gpu: Make non-gl display updates work again when blob=true
In the case where the console does not have gl capability, and
if blob is set to true, make sure that the display updates still
work. Commit e86a93f554 accidentally broke this by misplacing
the return statement (in resource_flush) causing the updates to
be silently ignored.

Fixes: e86a93f554 ("virtio-gpu: splitting one extended mode guest fb into n-scanouts")
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Marc-André Lureau <marcandre.lureau@redhat.com>
Cc: Dongwon Kim <dongwon.kim@intel.com>
Signed-off-by: Vivek Kasireddy <vivek.kasireddy@intel.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-ID: <20230623060454.3749910-1-vivek.kasireddy@intel.com>
2023-06-27 17:08:56 +02:00
Keqian Zhu
b097b80bc9 virtio-gpu: Optimize 2D resource data transfer
The following points sometimes can reduce much data
to copy:
1. When width matches, we can transfer data with one
call of iov_to_buf().
2. Only the required height need to transfer, not
whole image.

Signed-off-by: Keqian Zhu <zhukeqian1@huawei.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20230612021358.25068-1-zhukeqian1@huawei.com>
2023-06-27 17:08:47 +02:00
Manos Pitsidianakis
f8ed3648b5 vhost-user: fully use new backend/frontend naming
Slave/master nomenclature was replaced with backend/frontend in commit
1fc19b6527 ("vhost-user: Adopt new backend naming")

This patch replaces all remaining uses of master and slave in the
codebase.

Signed-off-by: Emmanouil Pitsidianakis <manos.pitsidianakis@linaro.org>
Message-Id: <20230613080849.2115347-1-manos.pitsidianakis@linaro.org>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
2023-06-26 09:50:00 -04:00
Philippe Mathieu-Daudé
de6cd7599b meson: Replace softmmu_ss -> system_ss
We use the user_ss[] array to hold the user emulation sources,
and the softmmu_ss[] array to hold the system emulation ones.
Hold the latter in the 'system_ss[]' array for parity with user
emulation.

Mechanical change doing:

  $ sed -i -e s/softmmu_ss/system_ss/g $(git grep -l softmmu_ss)

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230613133347.82210-10-philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-06-20 10:01:30 +02:00
Philippe Mathieu-Daudé
7d5b0d6864 bulk: Remove pointless QOM casts
Mechanical change running Coccinelle spatch with content
generated from the qom-cast-macro-clean-cocci-gen.py added
in the previous commit.

Suggested-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20230601093452.38972-3-philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2023-06-05 20:48:34 +02:00
Marc-André Lureau
529969b8d0 virtio-gpu: add a FIXME for virtio_gpu_load()
It looks like the virtio_gpu_load() does not compute and set the offset,
the same way virtio_gpu_set_scanout() does. This probably results in
incorrect display until the scanout/framebuffer is updated again, I
guess we should fix it, although I haven't checked this yet.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20230515132518.1025853-1-marcandre.lureau@redhat.com>
2023-05-28 13:08:25 +04:00
BALATON Zoltan
1b336bb63e hw/display/sm501: Remove unneeded increment from loop
As Coverity points out (CID 1508621) the calculation to increment i in
the fill fallback loop is ineffective as it is overwritten in next
statement. This was left there by mistake from a previous version but
is not needed in the current approach so remove the superfluous
increment statement.

Reported-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20230405161234.6EF0A74633D@zero.eik.bme.hu>
Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>
2023-05-05 12:34:22 -03:00
Alexander Bulekov
f63192b054 hw: replace most qemu_bh_new calls with qemu_bh_new_guarded
This protects devices from bh->mmio reentrancy issues.

Thanks: Thomas Huth <thuth@redhat.com> for diagnosing OS X test failure.
Signed-off-by: Alexander Bulekov <alxndr@bu.edu>
Reviewed-by: Darren Kenny <darren.kenny@oracle.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Paul Durrant <paul@xen.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20230427211013.2994127-5-alxndr@bu.edu>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2023-04-28 11:31:54 +02:00
Thomas Huth
9eb7e7e84a hw/display: Compile vga.c as target-independent code
The target checks here are only during the initialization, so they
are not performance critical. We can switch these to runtime checks
to avoid that we have to compile this file multiple times during
the build, and make the code ready for an universal build one day.

Message-Id: <20230412163501.36770-1-thuth@redhat.com>
Reviewed-by: Fabiano Rosas <farosas@suse.de>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2023-04-20 11:25:32 +02:00
Marc-André Lureau
f4579e2899 ui: rename cursor_{put->unref}
The naming is more conventional in QEMU.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
2023-03-13 22:57:39 +04:00
Peter Maydell
15002921e8 Enable PV backends with Xen/KVM emulation
This is phase 2, following on from the basic platform support which was
 already merged.
 
  • Add a simple single-tenant internal XenStore implementation
  • Indirect Xen gnttab/evtchn/foreignmem/xenstore through operations table
  • Provide emulated back ends for Xen operations
  • Header cleanups to allow PV back ends to build without Xen itself
  • Enable PV back ends in emulated mode
  • Documentation update
 
 Tested-by: Paul Durrant <paul@xen.org>
 ... on real Xen (master branch, 4.18) with a Debian guest.
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Merge tag 'xenfv-2' of git://git.infradead.org/users/dwmw2/qemu into staging

Enable PV backends with Xen/KVM emulation

This is phase 2, following on from the basic platform support which was
already merged.

 • Add a simple single-tenant internal XenStore implementation
 • Indirect Xen gnttab/evtchn/foreignmem/xenstore through operations table
 • Provide emulated back ends for Xen operations
 • Header cleanups to allow PV back ends to build without Xen itself
 • Enable PV back ends in emulated mode
 • Documentation update

Tested-by: Paul Durrant <paul@xen.org>
... on real Xen (master branch, 4.18) with a Debian guest.

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# gpg: Signature made Tue 07 Mar 2023 22:32:28 GMT
# gpg:                using RSA key 314B08ACD0DE481133A5F2869BE980FD0AC01544
# gpg:                issuer "dwmw@amazon.co.uk"
# gpg: Good signature from "David Woodhouse <dwmw@amazon.co.uk>" [unknown]
# gpg:                 aka "David Woodhouse <dwmw@amazon.com>" [unknown]
# 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: 314B 08AC D0DE 4811 33A5  F286 9BE9 80FD 0AC0 1544

* tag 'xenfv-2' of git://git.infradead.org/users/dwmw2/qemu: (27 commits)
  docs: Update Xen-on-KVM documentation for PV disk support
  MAINTAINERS: Add entry for Xen on KVM emulation
  i386/xen: Initialize Xen backends from pc_basic_device_init() for emulation
  hw/xen: Implement soft reset for emulated gnttab
  hw/xen: Map guest XENSTORE_PFN grant in emulated Xenstore
  hw/xen: Add emulated implementation of XenStore operations
  hw/xen: Add emulated implementation of grant table operations
  hw/xen: Hook up emulated implementation for event channel operations
  hw/xen: Only advertise ring-page-order for xen-block if gnttab supports it
  hw/xen: Avoid crash when backend watch fires too early
  hw/xen: Build PV backend drivers for CONFIG_XEN_BUS
  hw/xen: Rename xen_common.h to xen_native.h
  hw/xen: Use XEN_PAGE_SIZE in PV backend drivers
  hw/xen: Move xenstore_store_pv_console_info to xen_console.c
  hw/xen: Add xenstore operations to allow redirection to internal emulation
  hw/xen: Add foreignmem operations to allow redirection to internal emulation
  hw/xen: Pass grant ref to gnttab unmap operation
  hw/xen: Add gnttab operations to allow redirection to internal emulation
  hw/xen: Add evtchn operations to allow redirection to internal emulation
  hw/xen: Create initial XenStore nodes
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2023-03-09 13:22:05 +00:00
BALATON Zoltan
4e02105257 hw/display/sm501: Add debug property to control pixman usage
Add a property to allow disabling pixman and always use the fallbacks
for different operations which is useful for testing different drawing
methods or debugging pixman related issues.

Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Tested-by: Rene Engel <ReneEngel80@emailn.de>
Message-Id: <61768ffaefa71b65a657d1365823bd43c7ee9354.1678188711.git.balaton@eik.bme.hu>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2023-03-08 00:37:48 +01:00
David Woodhouse
4ca8cf092d hw/xen: Build PV backend drivers for CONFIG_XEN_BUS
Now that we have the redirectable Xen backend operations we can build the
PV backends even without the Xen libraries.

Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Reviewed-by: Paul Durrant <paul@xen.org>
2023-03-07 17:04:30 +00:00
David Woodhouse
a9ae1418b3 hw/xen: Use XEN_PAGE_SIZE in PV backend drivers
XC_PAGE_SIZE comes from the actual Xen libraries, while XEN_PAGE_SIZE is
provided by QEMU itself in xen_backend_ops.h. For backends which may be
built for emulation mode, use the latter.

Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Reviewed-by: Paul Durrant <paul@xen.org>
2023-03-07 17:04:30 +00:00
David Woodhouse
15e283c5b6 hw/xen: Add foreignmem operations to allow redirection to internal emulation
Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Reviewed-by: Paul Durrant <paul@xen.org>
2023-03-07 17:04:30 +00:00
BALATON Zoltan
c09b5158e1 hw/display/sm501: Add fallbacks to pixman routines
Pixman may return false if it does not have a suitable implementation.
Add fallbacks to handle such cases.

Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reported-by: Rene Engel <ReneEngel80@emailn.de>
Tested-by: Rene Engel <ReneEngel80@emailn.de>
Message-Id: <20ed9442a0146238254ccc340c0d1efa226c6356.1677445307.git.balaton@eik.bme.hu>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2023-02-27 22:29:02 +01:00
BALATON Zoltan
8b0ce7f7c8 hw/display/sm501: Implement more 2D raster operations
Add simple implementation for two raster operations that are used by
AmigaOS which fixes graphics problems in some programs using these.

Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reported-by: Rene Engel <ReneEngel80@emailn.de>
Tested-by: Rene Engel <ReneEngel80@emailn.de>
Reviewed-by: Daniel Henrique Barboza <danielhb413@gmail.com>
Message-Id: <17ef3c59dc7868f75034e9ebe21e2999c8f718d4.1677445307.git.balaton@eik.bme.hu>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2023-02-27 22:29:02 +01:00
Philippe Mathieu-Daudé
6a01504660 hw/display/sm501: Alias 'dma-offset' QOM property in chipset object
No need to use an intermediate 'dma-offset' property in the
chipset object. Alias the property, so when the machine (here
r2d-plus) sets the value on the chipset, it is propagated to
the OHCI object.

Note we can rename the chipset 'base' property as 'dma-offset'
since the object is a non-user-creatable sysbus type.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu>
Message-Id: <20230203145536.17585-12-philmd@linaro.org>
2023-02-27 22:29:02 +01:00
Philippe Mathieu-Daudé
01c400ae43 hw/display/sm501: Embed OHCI QOM child in chipset
Note this device doesn't implement unrealize().

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu>
Message-Id: <20230203145536.17585-11-philmd@linaro.org>
2023-02-27 22:29:02 +01:00
Thomas Huth
5feed38c21 Do not include "qemu/error-report.h" in headers that do not need it
Include it in the .c files instead that use the error reporting
functions.

Message-Id: <20230210111931.1115489-1-thuth@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2023-02-14 09:11:27 +01:00
Markus Armbruster
bfe7bf8590 Don't include headers already included by qemu/osdep.h
This commit was created with scripts/clean-includes.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Acked-by: Christian Schoenebeck <qemu_oss@crudebyte.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-Id: <20230202133830.2152150-19-armbru@redhat.com>
2023-02-08 07:28:05 +01:00
BALATON Zoltan
bd591dc1b3 hw/display/sm501: Code style fix
Fix checkpatch warning about multi-line comment.

Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <8801292992a304609e1eac680fe36b515592b926.1674333199.git.balaton@eik.bme.hu>
Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>
2023-02-05 06:40:28 -03:00
BALATON Zoltan
57ad5b5ae0 hw/display/sm501: Remove unneeded casts from void pointer
This is not needed in C.

Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <58f599387dd0739ea1880bfb678872c0be26bf1b.1674333199.git.balaton@eik.bme.hu>
Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>
2023-02-05 06:40:28 -03:00
BALATON Zoltan
7be3fbbd98 hw/display/sm501: Remove parenthesis around constant macro definitions
No need to wrap constants in parenthesis.

Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <9194546b73b05e7098761ec62b2dfd0699b97b65.1674333199.git.balaton@eik.bme.hu>
Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>
2023-02-05 06:40:28 -03:00
Peter Maydell
70d17c3eed Monitor patches for 2023-01-19
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Merge tag 'pull-monitor-2023-01-19' of https://repo.or.cz/qemu/armbru into staging

Monitor patches for 2023-01-19

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# gpg: Signature made Thu 19 Jan 2023 12:47:43 GMT
# gpg:                using RSA key 354BC8B3D7EB2A6B68674E5F3870B400EB918653
# gpg:                issuer "armbru@redhat.com"
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>" [full]
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>" [full]
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* tag 'pull-monitor-2023-01-19' of https://repo.or.cz/qemu/armbru:
  ui: Simplify control flow in qemu_mouse_set()
  ui: Split hmp_mouse_set() and move the HMP part to ui/
  ui: Don't check for mode change after mouse_set error
  ui: Reduce nesting in hmp_change_vnc() slightly
  ui: Factor out hmp_change_vnc(), and move to ui/ui-hmp-cmds.c
  ui: Improve "change vnc" error reporting
  ui: Move HMP commands from monitor to new ui/ui-hmp-cmds.c
  ui: Factor out qmp_add_client() parts and move to ui/ui-qmp-cmds.c
  ui: Move QMP commands from monitor to new ui/ui-qmp-cmds.c
  ui: Clean up a few things checkpatch.pl would flag later on
  ui/spice: Give hmp_info_spice()'s channel_names[] static linkage
  ui/spice: QXLInterface method set_mm_time() is now dead, drop
  ui/spice: Require spice-server >= 0.14.0
  Revert "hmp: info spice: take out webdav"
  ui/spice: Require spice-protocol >= 0.14.0
  ui: Fix silent truncation of numeric keys in HMP sendkey
  ui: Check numeric part of expire_password argument @time properly

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2023-01-19 18:58:03 +00:00
Peter Maydell
239b8b0699 trivial branch pull request 20230118
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Merge tag 'trivial-branch-for-8.0-pull-request' of https://gitlab.com/laurent_vivier/qemu into staging

trivial branch pull request 20230118

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# gpg: Signature made Wed 18 Jan 2023 07:51:44 GMT
# gpg:                using RSA key CD2F75DDC8E3A4DC2E4F5173F30C38BD3F2FBE3C
# gpg:                issuer "laurent@vivier.eu"
# gpg: Good signature from "Laurent Vivier <lvivier@redhat.com>" [full]
# gpg:                 aka "Laurent Vivier <laurent@vivier.eu>" [full]
# gpg:                 aka "Laurent Vivier (Red Hat) <lvivier@redhat.com>" [full]
# Primary key fingerprint: CD2F 75DD C8E3 A4DC 2E4F  5173 F30C 38BD 3F2F BE3C

* tag 'trivial-branch-for-8.0-pull-request' of https://gitlab.com/laurent_vivier/qemu:
  hw/ssi/sifive_spi.c: spelling: reigster
  hw/cxl/cxl-host: Fix an error message typo
  hw/cxl/cxl-cdat.c: spelling: missmatch
  hw/pvrdma: Protect against buggy or malicious guest driver
  ccid-card-emulated: fix cast warning/error
  hw/i386/pc: Remove unused 'owner' argument from pc_pci_as_mapping_init
  tests/qtest/test-hmp: Improve the check for verbose mode
  hw/usb: Mark the XLNX_VERSAL-related files as target-independent
  hw/intc: Mark more interrupt-controller files as target independent
  hw/cpu: Mark arm11 and realview mpcore as target-independent code
  hw/arm: Move various units to softmmu_ss[]
  hw/tpm: Move tpm_ppi.c out of target-specific source set
  hw/intc: Move some files out of the target-specific source set
  hw/display: Move omap_lcdc.c out of target-specific source set
  Call qemu_socketpair() instead of socketpair() when possible

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2023-01-19 15:05:29 +00:00
Markus Armbruster
dfa2584816 ui/spice: QXLInterface method set_mm_time() is now dead, drop
SPICE_NEEDS_SET_MM_TIME is now always off.  Bury the dead code.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Message-Id: <20230109190321.1056914-7-armbru@redhat.com>
2023-01-19 13:30:01 +01:00
Markus Armbruster
34d55725e6 ui/spice: Require spice-server >= 0.14.0
Version 0.14.0 is now old enough to have made it into the major
distributions:

     Debian 11: 0.14.3
     RHEL-8: 0.14.3
     FreeBSD (ports): 0.15.0
     Fedora 35: 0.15.0
     Ubuntu 20.04: 0.14.2
     OpenSUSE Leap 15.3: 0.14.3

Requiring it lets us drop a number of version checks.  The next commit
will clean up some more.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Message-Id: <20230109190321.1056914-6-armbru@redhat.com>
2023-01-19 13:30:01 +01:00
Philippe Mathieu-Daudé
883f2c591f bulk: Rename TARGET_FMT_plx -> HWADDR_FMT_plx
The 'hwaddr' type is defined in "exec/hwaddr.h" as:

    hwaddr is the type of a physical address
   (its size can be different from 'target_ulong').

All definitions use the 'HWADDR_' prefix, except TARGET_FMT_plx:

 $ fgrep define include/exec/hwaddr.h
 #define HWADDR_H
 #define HWADDR_BITS 64
 #define HWADDR_MAX UINT64_MAX
 #define TARGET_FMT_plx "%016" PRIx64
         ^^^^^^
 #define HWADDR_PRId PRId64
 #define HWADDR_PRIi PRIi64
 #define HWADDR_PRIo PRIo64
 #define HWADDR_PRIu PRIu64
 #define HWADDR_PRIx PRIx64
 #define HWADDR_PRIX PRIX64

Since hwaddr's size can be *different* from target_ulong, it is
very confusing to read one of its format using the 'TARGET_FMT_'
prefix, normally used for the target_long / target_ulong types:

$ fgrep TARGET_FMT_ include/exec/cpu-defs.h
 #define TARGET_FMT_lx "%08x"
 #define TARGET_FMT_ld "%d"
 #define TARGET_FMT_lu "%u"
 #define TARGET_FMT_lx "%016" PRIx64
 #define TARGET_FMT_ld "%" PRId64
 #define TARGET_FMT_lu "%" PRIu64

Apparently this format was missed during commit a8170e5e97
("Rename target_phys_addr_t to hwaddr"), so complete it by
doing a bulk-rename with:

 $ sed -i -e s/TARGET_FMT_plx/HWADDR_FMT_plx/g $(git grep -l TARGET_FMT_plx)

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20230110212947.34557-1-philmd@linaro.org>
[thuth: Fix some warnings from checkpatch.pl along the way]
Signed-off-by: Thomas Huth <thuth@redhat.com>
2023-01-18 11:14:34 +01:00
Philippe Mathieu-Daudé
9815d8839a hw/display: Move omap_lcdc.c out of target-specific source set
While only used by the ARM targets, this device can be built
once for all.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20221209170042.71169-2-philmd@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230112134928.1026006-2-thuth@redhat.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2023-01-16 17:51:20 +01:00
Philippe Mathieu-Daudé
a75ed3c430 hw/arm/omap: Drop useless casts from void * to pointer
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20230109140306.23161-4-philmd@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2023-01-12 17:15:09 +00:00
Daniel P. Berrangé
8b8437259c hw/display: avoid creating empty loadable modules
When using --disable-virglrenderer, QEMU still creates

  hw-display-virtio-gpu-gl.so
  hw-display-virtio-vga-gl.so
  hw-display-virtio-gpu-pci-gl.so

but when these are loaded, they provide no functionality as the code
which registers types is not compiled in. Funtionally this is
relatively harmless, because QEMU is fine loading a module with no
types.

This is rather confusing for users and OS distro maintainers though,
as they think they have the GL functionality built, but in fact the
module they are looking at provides nothing of value.

The root cause is the use of 'when/if_true' rules when adding sources
to the module source set. If all the rules evaluate to false, then we
have declared the module, but not added anything to it.  We need to
put declaration of the entire module inside a condition based on
existance of the 3rd party library deps that are mandatory.

Fixes: https://gitlab.com/qemu-project/qemu/-/issues/1352
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Message-Id: <20221219125830.2369169-1-berrange@redhat.com>
[Do not check for pixman. - Paolo]
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-01-11 10:44:34 +01:00
Markus Armbruster
edf5ca5dbe include/hw/pci: Split pci_device.h off pci.h
PCIDeviceClass and PCIDevice are defined in pci.h.  Many users of the
header don't actually need them.  Similar structs live in their own
headers: PCIBusClass and PCIBus in pci_bus.h, PCIBridge in
pci_bridge.h, PCIHostBridgeClass and PCIHostState in pci_host.h,
PCIExpressHost in pcie_host.h, and PCIERootPortClass, PCIEPort, and
PCIESlot in pcie_port.h.

Move PCIDeviceClass and PCIDeviceClass to new pci_device.h, along with
the code that needs them.  Adjust include directives.

This also enables the next commit.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20221222100330.380143-6-armbru@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2023-01-08 01:54:22 -05:00
Cindy Lu
544f0278af virtio: introduce macro VIRTIO_CONFIG_IRQ_IDX
To support configure interrupt for vhost-vdpa
Introduce VIRTIO_CONFIG_IRQ_IDX -1 as configure interrupt's queue index,
Then we can reuse the functions guest_notifier_mask and guest_notifier_pending.
Add the check of queue index in these drivers, if the driver does not support
configure interrupt, the function will just return

Signed-off-by: Cindy Lu <lulu@redhat.com>
Message-Id: <20221222070451.936503-2-lulu@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2023-01-08 01:54:22 -05:00
Peter Maydell
0d89890466 hw/display/virtio-vga: Convert TYPE_VIRTIO_VGA_BASE to 3-phase reset
Convert the TYPE_VIRTIO_VGA_BASE class to 3-phase reset, so we
don't need to use device_class_set_parent_reset() any more.

Note that this is an abstract class itself; none of the subclasses
override its reset method.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Tested-by: Daniel Henrique Barboza <danielhb413@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-id: 20221125115240.3005559-3-peter.maydell@linaro.org
2022-12-16 15:59:07 +00:00
Thomas Huth
c57e0ea6b4 hw: Include the VMWare devices only in the x86 targets
It seems a little bit weird that the para-virtualized x86 VMWare
devices "vmware-svga" and "vmxnet3" also show up in non-x86 targets.
They are likely pretty useless there (since the guest OSes likely
do not have any drivers for those enabled), so let's change this and
only enable those devices by default for the classical x86 targets.

Message-Id: <20221213095144.42355-1-thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2022-12-15 15:19:24 +01:00
Evgeny Ermakov
c1966f515d hw/display/next-fb: Fix comment typo
Signed-off-by: Evgeny Ermakov <evgeny.v.ermakov@gmail.com>
Message-Id: <20221125160849.23711-1-evgeny.v.ermakov@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2022-12-03 22:07:07 +01:00
Philippe Mathieu-Daudé
86fdb0582c hw/display/qxl: Assert memory slot fits in preallocated MemoryRegion
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20221128202741.4945-6-philmd@linaro.org>
2022-11-29 18:15:26 -05:00
Philippe Mathieu-Daudé
6dbbf05514 hw/display/qxl: Avoid buffer overrun in qxl_phys2virt (CVE-2022-4144)
Have qxl_get_check_slot_offset() return false if the requested
buffer size does not fit within the slot memory region.

Similarly qxl_phys2virt() now returns NULL in such case, and
qxl_dirty_one_surface() aborts.

This avoids buffer overrun in the host pointer returned by
memory_region_get_ram_ptr().

Fixes: CVE-2022-4144 (out-of-bounds read)
Reported-by: Wenxu Yin (@awxylitol)
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/1336
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20221128202741.4945-5-philmd@linaro.org>
2022-11-29 18:15:26 -05:00
Philippe Mathieu-Daudé
8efec0ef8b hw/display/qxl: Pass requested buffer size to qxl_phys2virt()
Currently qxl_phys2virt() doesn't check for buffer overrun.
In order to do so in the next commit, pass the buffer size
as argument.

For QXLCursor in qxl_render_cursor() -> qxl_cursor() we
verify the size of the chunked data ahead, checking we can
access 'sizeof(QXLCursor) + chunk->data_size' bytes.
Since in the SPICE_CURSOR_TYPE_MONO case the cursor is
assumed to fit in one chunk, no change are required.
In SPICE_CURSOR_TYPE_ALPHA the ahead read is handled in
qxl_unpack_chunks().

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20221128202741.4945-4-philmd@linaro.org>
2022-11-29 18:15:26 -05:00
Philippe Mathieu-Daudé
b1901de83a hw/display/qxl: Document qxl_phys2virt()
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20221128202741.4945-3-philmd@linaro.org>
2022-11-29 18:15:26 -05:00
Philippe Mathieu-Daudé
61c34fc194 hw/display/qxl: Have qxl_log_command Return early if no log_cmd handler
Only 3 command types are logged: no need to call qxl_phys2virt()
for the other types. Using different cases will help to pass
different structure sizes to qxl_phys2virt() in a pair of commits.

Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20221128202741.4945-2-philmd@linaro.org>
2022-11-29 18:15:26 -05:00
Michael S. Tsirkin
28cf396096 display: include dependencies explicitly
acpi-vga-stub.c pulls in vga_int.h
However that currently pulls in ui/console.h which
breaks e.g. on systems without pixman.
It's better to remove ui/console.h from vga_int.h
and directly include it where it's used.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Message-Id: <20221109222112.74519-1-mst@redhat.com>
Tested-by: Laurent Vivier <lvivier@redhat.com>
Reported-by: Miroslav Rezanina <mrezanin@redhat.com>
Reported-by: Frederic Bezies <fredbezies@gmail.com>
Reported-by: Laurent Vivier <lvivier@redhat.com>
Fixes: cfead31326 ("AcpiDevAmlIf interface to build VGA device descs")
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Tested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2022-11-10 10:17:18 -05:00
Stefan Hajnoczi
ade760a2f6 * Last minute s390x fixes before the hard freeze
* Whiste space clean-up in ui/, display/ and hw/usb/
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Merge tag 'pull-request-2022-11-08' of https://gitlab.com/thuth/qemu into staging

* Last minute s390x fixes before the hard freeze
* Whiste space clean-up in ui/, display/ and hw/usb/

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# gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [full]
# gpg:                 aka "Thomas Huth <thuth@redhat.com>" [full]
# gpg:                 aka "Thomas Huth <huth@tuxfamily.org>" [full]
# gpg:                 aka "Thomas Huth <th.huth@posteo.de>" [unknown]
# Primary key fingerprint: 27B8 8847 EEE0 2501 18F3  EAB9 2ED9 D774 FE70 2DB5

* tag 'pull-request-2022-11-08' of https://gitlab.com/thuth/qemu:
  hw/usb: fix tab indentation
  hw/display: fix tab indentation
  ui: fix tab indentation
  s390x/s390-virtio-ccw: Switch off zPCI enhancements on older machines
  Revert "s390x/s390-virtio-ccw: add zpcii-disable machine property"

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2022-11-08 11:34:06 -05:00
Amarjargal Gundjalam
a076a3dcbf hw/display: fix tab indentation
The TABs should be replaced with spaces, to make sure that we have a
consistent coding style with an indentation of 4 spaces everywhere.

Resolves: https://gitlab.com/qemu-project/qemu/-/issues/370
Signed-off-by: Amarjargal Gundjalam <amarjargal16@gmail.com>
Message-Id: <5cefd05b4d3721d416e48e6df19df18cb6338933.1666707782.git.amarjargal16@gmail.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2022-11-08 10:23:32 +01:00
Igor Mammedov
cfead31326 acpi: pc: vga: use AcpiDevAmlIf interface to build VGA device descriptors
NB:
We do not expect any functional change in any ACPI tables with this
change. It's only a refactoring.

NB2:
Some targets (or1k) do not support acpi and CONFIG_ACPI is off for them.
However, modules are reused between all architectures so CONFIG_ACPI is
on.  For those architectures, dummy stub function definitions help to
resolve symbols.  This change uses more of these and so it adds a couple
of dummy stub definitions so that symbols for those can be resolved.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Message-Id: <20221017102146.2254096-2-imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Ani Sinha <ani@anisinha.ca>
CC: Bernhard Beschow <shentey@gmail.com>
Signed-off-by: Ani Sinha <ani@anisinha.ca>
Message-Id: <20221107152744.868434-1-ani@anisinha.ca>
2022-11-07 14:00:29 -05:00
Markus Armbruster
0a553c12c7 Drop useless casts from g_malloc() & friends to pointer
These memory allocation functions return void *, and casting to
another pointer type is useless clutter.  Drop these casts.

If you really want another pointer type, consider g_new().

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20220923120025.448759-3-armbru@redhat.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2022-10-22 23:15:40 +02:00
lu zhipeng
2fba4e9c49 cirrus_vga: fix potential memory overflow
Signed-off-by: lu zhipeng <luzhipeng@cestc.cn>
Message-Id: <20220929122352.1891-1-luzhipeng@cestc.cn>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2022-10-12 11:00:55 +02:00
Guoyi Tu
9cbda7b354 vhost-user: Call qemu_socketpair() instead of socketpair()
As the close-on-exec flags is not set on the file descriptors returned
by socketpair() at default, the fds will survive across exec' function.

In the case that exec' function get invoked, such as the live-update feature
which is been developing, it will cause fd leaks.

To address this problem, we should call qemu_socketpair() to create an pair of
connected sockets with the close-on-exec flag set.

Signed-off-by: Guoyi Tu <tugy@chinatelecom.cn>
Reviewed-by: Christian Schoenebeck <qemu_oss@crudebyte.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <7002b12a5fb0a30cd878e14e07da61c36da72913.1661240709.git.tugy@chinatelecom.cn>
2022-09-29 14:38:05 +04:00
Dongwon Kim
49a99ecb22 virtio-gpu: update scanout if there is any area covered by the rect
The scanout is currently updated only if the whole rect is inside the
scanout space. This is not a correct condition because the scanout should
be updated even a small area in the scanout space is covered by the rect.

Cc: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Dongwon Kim <dongwon.kim@intel.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20220909014052.7297-1-dongwon.kim@intel.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2022-09-27 07:32:31 +02:00
Philippe Mathieu-Daudé
205ccfd7a5 hw/display/ati_2d: Fix buffer overflow in ati_2d_blt (CVE-2021-3638)
When building QEMU with DEBUG_ATI defined then running with
'-device ati-vga,romfile="" -d unimp,guest_errors -trace ati\*'
we get:

  ati_mm_write 4 0x16c0 DP_CNTL <- 0x1
  ati_mm_write 4 0x146c DP_GUI_MASTER_CNTL <- 0x2
  ati_mm_write 4 0x16c8 DP_MIX <- 0xff0000
  ati_mm_write 4 0x16c4 DP_DATATYPE <- 0x2
  ati_mm_write 4 0x224 CRTC_OFFSET <- 0x0
  ati_mm_write 4 0x142c DST_PITCH_OFFSET <- 0xfe00000
  ati_mm_write 4 0x1420 DST_Y <- 0x3fff
  ati_mm_write 4 0x1410 DST_HEIGHT <- 0x3fff
  ati_mm_write 4 0x1588 DST_WIDTH_X <- 0x3fff3fff
  ati_2d_blt: vram:0x7fff5fa00000 addr:0 ds:0x7fff61273800 stride:2560 bpp:32 rop:0xff
  ati_2d_blt: 0 0 0, 0 127 0, (0,0) -> (16383,16383) 16383x16383 > ^
  ati_2d_blt: pixman_fill(dst:0x7fff5fa00000, stride:254, bpp:8, x:16383, y:16383, w:16383, h:16383, xor:0xff000000)
  Thread 3 "qemu-system-i38" received signal SIGSEGV, Segmentation fault.
  (gdb) bt
  #0  0x00007ffff7f62ce0 in sse2_fill.lto_priv () at /lib64/libpixman-1.so.0
  #1  0x00007ffff7f09278 in pixman_fill () at /lib64/libpixman-1.so.0
  #2  0x0000555557b5a9af in ati_2d_blt (s=0x631000028800) at hw/display/ati_2d.c:196
  #3  0x0000555557b4b5a2 in ati_mm_write (opaque=0x631000028800, addr=5512, data=1073692671, size=4) at hw/display/ati.c:843
  #4  0x0000555558b90ec4 in memory_region_write_accessor (mr=0x631000039cc0, addr=5512, ..., size=4, ...) at softmmu/memory.c:492

Commit 584acf34cb ("ati-vga: Fix reverse bit blts") introduced
the local dst_x and dst_y which adjust the (x, y) coordinates
depending on the direction in the SRCCOPY ROP3 operation, but
forgot to address the same issue for the PATCOPY, BLACKNESS and
WHITENESS operations, which also call pixman_fill().

Fix that now by using the adjusted coordinates in the pixman_fill
call, and update the related debug printf().

Reported-by: Qiang Liu <qiangliu@zju.edu.cn>
Fixes: 584acf34cb ("ati-vga: Fix reverse bit blts")
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Mauro Matteo Cascella <mcascell@redhat.com>
Message-Id: <20210906153103.1661195-1-philmd@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2022-09-27 07:32:31 +02:00
Qiang Liu
9390da5ef2 xlnx_dp: drop unsupported AUXCommand in xlnx_dp_aux_set_command
In xlnx_dp_aux_set_command, when the command leads to the default
branch, xlxn-dp will abort and then crash.

This patch removes this abort and drops this operation.

Fixes: 58ac482 ("introduce xlnx-dp")
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/411
Reported-by: Qiang Liu <cyruscyliu@gmail.com>
Tested-by: Qiang Liu <cyruscyliu@gmail.com>
Suggested-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Qiang Liu <cyruscyliu@gmail.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Frederic Konrad <fkonrad@amd.com>
Message-Id: <20220808080116.2184881-1-cyruscyliu@gmail.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2022-08-08 11:40:06 +02:00
Paolo Bonzini
37e7b86766 vga: fix incorrect line height in 640x200x2 mode
When in CGA modes, QEMU wants to ignore the maximum scan field (bits 0..4) of
the maximum scan length register in the CRTC.  It is not clear why this is
needed---for example, Bochs ignores bit 7 instead.  The issue is that the
CGA modes are not detected correctly, and in particular mode 6 results in
multi_scan==3 according to how SeaBIOS programs it.  The right way to check
for CGA graphics modes is to check whether bit 13 of the address is special
cased by the CRT controller to achieve line interleaving, i.e. whether bit 0
of the CRTC mode control register is clear.

Resolves: https://gitlab.com/qemu-project/qemu/-/issues/1020
Reported-by: Korneliusz Osmenda <korneliuszo@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2022-07-28 15:36:17 +02:00
Alan Jian
5865d99fe8 hw/display/bcm2835_fb: Fix framebuffer allocation address
This patch fixes the dedicated framebuffer mailbox interface by
removing an unneeded offset.  This means that we pick the framebuffer
address in the same way that we do if the guest code uses the buffer
allocate mechanism of the bcm2835_property interface (case
0x00040001: /* Allocate buffer */ in bcm2835_property.c).

The documentation of this mailbox interface doesn't say anything
about using parts of the request buffer address to affect the
chosen framebuffer address:
https://github.com/raspberrypi/firmware/wiki/Mailbox-framebuffer-interface

Some baremetal applications like the Screen01/Screen02 examples from
Baking Pi tutorial[1] didn't work before this patch.

[1] https://www.cl.cam.ac.uk/projects/raspberrypi/tutorials/os/screen01.html

Signed-off-by: Alan Jian <alanjian85@outlook.com>
Message-id: 20220725145838.8412-1-alanjian85@outlook.com
[PMM: tweaked commit message]
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-07-26 14:09:44 +01:00
Klaus Jensen
a78e9839ae hw/i2c: add asynchronous send
Add an asynchronous version of i2c_send() that requires the slave to
explicitly acknowledge on the bus with i2c_ack().

The current master must use the new i2c_start_send_async() to indicate
that it wants to do an asynchronous transfer. This allows the i2c core
to check if the target slave supports this or not. This approach relies
on adding a new enum i2c_event member, which is why a bunch of other
devices needs changes in their event handling switches.

Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
Message-Id: <20220601210831.67259-5-its@irrelevant.dk>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20220630045133.32251-6-me@pjd.dev>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
2022-06-30 09:21:14 +02:00
Mark Cave-Ayland
39fbaeca09 artist: set memory region owners for buffers to the artist device
This fixes the output of "info qom-tree" so that the buffers appear as children
of the artist device, rather than underneath the "unattached" container.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Message-Id: <20220624160839.886649-1-mark.cave-ayland@ilande.co.uk>
Reviewed-by: Helge Deller <deller@gmx.de>
2022-06-26 18:40:28 +01:00
Akihiko Odaki
b95b56311a virtio-gpu: Respect UI refresh rate for EDID
Signed-off-by: Akihiko Odaki <akihiko.odaki@gmail.com>
Message-Id: <20220226115516.59830-4-akihiko.odaki@gmail.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2022-06-14 10:34:37 +02:00
Akihiko Odaki
aeffd071ed ui: Deliver refresh rate via QemuUIInfo
This change adds a new member, refresh_rate to QemuUIInfo in
include/ui/console.h. It represents the refresh rate of the
physical display backend, and it is more appropriate than
GUI update interval as the refresh rate which the emulated device
reports:
- sdl may set GUI update interval shorter than the refresh rate
  of the physical display to respond to user-generated events.
- sdl and vnc aggressively changes GUI update interval, but
  a guests is typically not designed to respond to frequent
  refresh rate changes, or frequent "display mode" changes in
  general. The frequency of refresh rate changes of the physical
  display backend matches better to the guest's expectation.

QemuUIInfo also has other members representing "display mode",
which makes it suitable for refresh rate representation. It has
a throttling of update notifications, and prevents frequent changes
of the display mode.

Signed-off-by: Akihiko Odaki <akihiko.odaki@gmail.com>
Message-Id: <20220226115516.59830-3-akihiko.odaki@gmail.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2022-06-14 10:34:37 +02:00
Akihiko Odaki
362239c05f ui/console: Do not return a value with ui_info
The returned value is not used and misleading.

Signed-off-by: Akihiko Odaki <akihiko.odaki@gmail.com>
Message-Id: <20220226115516.59830-2-akihiko.odaki@gmail.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2022-06-14 10:34:37 +02:00
Dongwon Kim
45e64ab63d virtio-gpu: update done only on the scanout associated with rect
It only needs to update the scanouts containing the rect area
coming with the resource-flush request from the guest.

Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Vivek Kasireddy <vivek.kasireddy@intel.com>
Signed-off-by: Dongwon Kim <dongwon.kim@intel.com>
Message-Id: <20220505214030.4261-1-dongwon.kim@intel.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2022-06-14 10:34:37 +02:00
Sai Pavan Boddu
39f40d02f6 xlnx_dp: Fix the interrupt disable logic
Fix interrupt disable logic. Mask value 1 indicates that interrupts are
disabled.

Signed-off-by: Sai Pavan Boddu <saipava@xilinx.com>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Frederic Konrad <fkonrad@amd.com>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Message-id: 20220601172353.3220232-4-fkonrad@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-06-08 19:38:47 +01:00
Sai Pavan Boddu
759ae1b47e xlnx_dp: Introduce a vblank signal
Add a periodic timer which raises vblank at a frequency of 30Hz.

Note that this is a migration compatibility break for the
xlnx-zcu102 board type.

Signed-off-by: Sai Pavan Boddu <saipava@xilinx.com>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Frederic Konrad <fkonrad@amd.com>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Message-id: 20220601172353.3220232-3-fkonrad@xilinx.com
Changes by fkonrad:
  - Switched to transaction-based ptimer API.
  - Added the DP_INT_VBLNK_START macro.
Signed-off-by: Frederic Konrad <fkonrad@amd.com>
[PMM: bump vmstate version, add commit message note about
 compat break]
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-06-08 19:38:47 +01:00
Frederic Konrad
d2008b3355 xlnx_dp: fix the wrong register size
The core and the vblend registers size are wrong, they should respectively be
0x3B0 and 0x1E0 according to:
  https://www.xilinx.com/htmldocs/registers/ug1087/ug1087-zynq-ultrascale-registers.html.

Let's fix that and use macros when creating the mmio region.

Fixes: 58ac482a66 ("introduce xlnx-dp")
Signed-off-by: Frederic Konrad <fkonrad@amd.com>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Message-id: 20220601172353.3220232-2-fkonrad@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-06-08 19:38:47 +01:00
Jose R. Ziviani
24ce7aa77d modules: introduces module_kconfig directive
module_kconfig is a new directive that should be used with module_obj
whenever that module depends on the Kconfig to be enabled.

When the module is enabled in Kconfig we are sure that its dependencies
will be enabled as well, thus the module will be loaded without any
problem.

The correct way to use module_kconfig is by passing the Kconfig option
to module_kconfig (or the *config-devices.mak without CONFIG_).

Signed-off-by: Jose R. Ziviani <jziviani@suse.de>
Signed-off-by: Dario Faggioli <dfaggioli@suse.com>
Message-Id: <165369002370.5857.12150544416563557322.stgit@work>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2022-06-06 09:26:53 +02:00
Richard Henderson
78ac2eebba hppa: Artist graphics driver fixes for HP-UX and keyboard fix in firmware boot console
This series updates the SeaBIOS-hppa firmware to version 5, in which additional
 HP fonts were added to the firmware and the firmware boot console was fixed to
 accept input from the emulated PS/2 keyboard when running in graphical mode
 (serial console was working before already). To test use the "-boot menu=on"
 qemu option.
 
 The artist graphics card driver got various fixes when running the X11-Windows
 on HP-UX:
 - fixes the horizontal and vertical postioning of the X11 cursor with HP-UX
 - allows X11 to blank the screen (e.g. screensaver)
 - allows the X11 driver to turn the X11 cursor on/off
 
 Signed-off-by: Helge Deller <deller@gmx.de>
 
 --
 Changes compared to version 2 of this series:
 - Fixed style issues in the X-cursor positioning patch (noticed by Mark Cave-Ayland)
 
 Changes compared to version 1 of this series:
 - Added some Acked-by's from Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
 - SeaBIOS-hppa v5 instead of v4 (PS/2 keyboard now works in boot console)
 - integrated artist X11 X-cusor positioning fix (which was sent serperately before)
 
 --
 This series should apply cleanly on git head and can be pulled for testing
 from: https://github.com/hdeller/qemu-hppa.git   artist-cursor-fix-final
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Merge tag 'artist-cursor-fix-final-pull-request' of https://github.com/hdeller/qemu-hppa into staging

hppa: Artist graphics driver fixes for HP-UX and keyboard fix in firmware boot console

This series updates the SeaBIOS-hppa firmware to version 5, in which additional
HP fonts were added to the firmware and the firmware boot console was fixed to
accept input from the emulated PS/2 keyboard when running in graphical mode
(serial console was working before already). To test use the "-boot menu=on"
qemu option.

The artist graphics card driver got various fixes when running the X11-Windows
on HP-UX:
- fixes the horizontal and vertical postioning of the X11 cursor with HP-UX
- allows X11 to blank the screen (e.g. screensaver)
- allows the X11 driver to turn the X11 cursor on/off

Signed-off-by: Helge Deller <deller@gmx.de>

--
Changes compared to version 2 of this series:
- Fixed style issues in the X-cursor positioning patch (noticed by Mark Cave-Ayland)

Changes compared to version 1 of this series:
- Added some Acked-by's from Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
- SeaBIOS-hppa v5 instead of v4 (PS/2 keyboard now works in boot console)
- integrated artist X11 X-cusor positioning fix (which was sent serperately before)

--
This series should apply cleanly on git head and can be pulled for testing
from: https://github.com/hdeller/qemu-hppa.git   artist-cursor-fix-final

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# gpg: Good signature from "Helge Deller <deller@gmx.de>" [unknown]
# gpg:                 aka "Helge Deller <deller@kernel.org>" [unknown]
# 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: 4544 8228 2CD9 10DB EF3D  25F8 3E5F 3D04 A7A2 4603
#      Subkey fingerprint: BCE9 123E 1AD2 9F07 C049  BBDE F712 B510 A23A 0F5F

* tag 'artist-cursor-fix-final-pull-request' of https://github.com/hdeller/qemu-hppa:
  artist: Fix X cursor position calculation in X11
  artist: Emulate screen blanking
  artist: Allow to turn cursor on or off
  artist: Fix vertical X11 cursor position in HP-UX
  artist: Use human-readable variable names instead of reg_xxx
  artist: Introduce constant for max cursor size
  seabios-hppa: Update SeaBIOS-hppa to VERSION 5

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2022-05-18 09:32:15 -07:00
Helge Deller
9ef2c6b4ab artist: Fix X cursor position calculation in X11
The X cursor postion can be calculated based on the backporch and
interleave values.  In the emulation we ignore the HP-UX settings for
backporch and use instead twice the size of the emulated cursor.  With
those changes the X-position of the graphics cursor is now finally
working correctly on HP-UX 10 and HP-UX 11.

Based on coding in Xorg X11R6.6

Signed-off-by: Helge Deller <deller@gmx.de>
2022-05-16 16:46:25 +02:00
Helge Deller
caca6e618d artist: Emulate screen blanking
The misc_video and misc_ctrl registers control the visibility of the
screen. Start with the screen turned on, and hide or show the screen
based on the control registers.

Signed-off-by: Helge Deller <deller@gmx.de>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
2022-05-16 15:58:22 +02:00
Helge Deller
a377b574eb artist: Allow to turn cursor on or off
Bit 0x80 in the cursor_cntrl register specifies if the cursor
should be visible. Prevent rendering the cursor if it's invisible.

Signed-off-by: Helge Deller <deller@gmx.de>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
2022-05-16 15:58:22 +02:00
Helge Deller
482afe020b artist: Fix vertical X11 cursor position in HP-UX
Drop the hard-coded value of 1146 lines which seems to work with HP-UX
11, but not with HP-UX 10. Instead encode the screen height in byte 0 of
active_lines_low and byte 3 of misc_video as it's expected by the Xorg
X11 graphics driver.

This potentially allows for higher vertical screen resolutions than
1280x1024 with X11.

Signed-off-by: Helge Deller <deller@gmx.de>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
2022-05-16 15:58:22 +02:00
Helge Deller
e9683fbc37 artist: Use human-readable variable names instead of reg_xxx
Convert the variable names of some registers to human-readable and
understandable names.

Signed-off-by: Helge Deller <deller@gmx.de>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
2022-05-16 15:58:22 +02:00
Helge Deller
7e50730cb8 artist: Introduce constant for max cursor size
Add the constant NGLE_MAX_SPRITE_SIZE which defines the currently
maximum supported cursor size.

Signed-off-by: Helge Deller <deller@gmx.de>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
2022-05-16 15:58:22 +02:00
Jonah Palmer
c255488d67 virtio: add vhost support for virtio devices
This patch adds a get_vhost() callback function for VirtIODevices that
returns the device's corresponding vhost_dev structure, if the vhost
device is running. This patch also adds a vhost_started flag for
VirtIODevices.

Previously, a VirtIODevice wouldn't be able to tell if its corresponding
vhost device was active or not.

Signed-off-by: Jonah Palmer <jonah.palmer@oracle.com>
Message-Id: <1648819405-25696-3-git-send-email-jonah.palmer@oracle.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2022-05-16 04:38:40 -04:00
Jonah Palmer
3857cd5c7f virtio: drop name parameter for virtio_init()
This patch drops the name parameter for the virtio_init function.

The pair between the numeric device ID and the string device ID
(name) of a virtio device already exists, but not in a way that
lets us map between them.

This patch lets us do this and removes the need for the name
parameter in the virtio_init function.

Signed-off-by: Jonah Palmer <jonah.palmer@oracle.com>
Message-Id: <1648819405-25696-2-git-send-email-jonah.palmer@oracle.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2022-05-16 04:38:40 -04:00
Mark Cave-Ayland
1f11051619 artist: only render dirty scanlines on the display surface
The framebuffer_update_display() function returns the dirty scanlines that were
touched since the last display update, however artist_update_display() always calls
dpy_gfx_update() with start and end scanlines of 0 and s->height causing the
entire display surface to be rendered on every update.

Update artist_update_display() so that dpy_gfx_update() only renders the dirty
scanlines on the display surface, bypassing the display surface rendering
completely if framebuffer_update_display() indicates no changes occurred.

This noticeably improves boot performance when the framebuffer is enabled on my
rather modest laptop here, including making the GTK UI usable.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Message-Id: <20220504153708.10352-4-mark.cave-ayland@ilande.co.uk>
Reviewed-by: Helge Deller <deller@gmx.de>
Reviewed-by: Sven Schnelle <svens@stackframe.org>
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
2022-05-08 18:52:37 +01:00
Mark Cave-Ayland
ada804eb89 artist: remove unused ROP8OFF() macro
This macro is unused and so can simply be removed.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Message-Id: <20220504153708.10352-3-mark.cave-ayland@ilande.co.uk>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Helge Deller <deller@gmx.de>
Reviewed-by: Sven Schnelle <svens@stackframe.org>
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
2022-05-08 18:52:37 +01:00
Mark Cave-Ayland
5d61789e04 artist: checkpatch and newline style fixes
Ensure that subsequent patches do not cause checkpatch to fail and also tidy up
extra/missing newlines.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Message-Id: <20220504153708.10352-2-mark.cave-ayland@ilande.co.uk>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Helge Deller <deller@gmx.de>
Reviewed-by: Sven Schnelle <svens@stackframe.org>
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
2022-05-08 18:52:37 +01:00
Carwyn Ellis
67ae042737 hw/display/vmware_vga: do not discard screen updates
In certain circumstances, typically when there is lots changing on the
screen, updates will be discarded resulting in garbled output.

This change simplifies the traversal of the display update FIFO queue
when applying updates. We just track the queue length and iterate up to
the end of the queue.

Additionally when adding updates to the queue, if the buffer reaches
capacity we force a flush before accepting further events.

Signed-off-by: Carwyn Ellis <carwynellis@gmail.com>
Message-Id: <20220206183956.10694-3-carwynellis@gmail.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2022-04-22 11:47:08 +02:00
Richard Henderson
1be5a765c0 * Add cpu0-id to query-sev-capabilities
* whpx support for breakpoints and stepping
 * initial support for Hyper-V Synthetic Debugging
 * use monotonic clock for QemuCond and QemuSemaphore
 * Remove qemu-common.h include from most units and lots of other clenaups
 * do not include headers for all virtio devices in virtio-ccw.h
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Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging

* Add cpu0-id to query-sev-capabilities
* whpx support for breakpoints and stepping
* initial support for Hyper-V Synthetic Debugging
* use monotonic clock for QemuCond and QemuSemaphore
* Remove qemu-common.h include from most units and lots of other clenaups
* do not include headers for all virtio devices in virtio-ccw.h

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# gpg: Signature made Wed 13 Apr 2022 10:31:44 AM PDT
# gpg:                using RSA key F13338574B662389866C7682BFFBD25F78C7AE83
# gpg:                issuer "pbonzini@redhat.com"
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [undefined]
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>" [undefined]
# 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: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* tag 'for-upstream' of https://gitlab.com/bonzini/qemu: (53 commits)
  target/i386: Remove unused XMMReg, YMMReg types and CPUState fields
  target/i386: do not access beyond the low 128 bits of SSE registers
  virtio-ccw: do not include headers for all virtio devices
  virtio-ccw: move device type declarations to .c files
  virtio-ccw: move vhost_ccw_scsi to a separate file
  s390x: follow qdev tree to detect SCSI device on a CCW bus
  hw: hyperv: Initial commit for Synthetic Debugging device
  hyperv: Add support to process syndbg commands
  hyperv: Add definitions for syndbg
  hyperv: SControl is optional to enable SynIc
  thread-posix: optimize qemu_sem_timedwait with zero timeout
  thread-posix: implement Semaphore with QemuCond and QemuMutex
  thread-posix: use monotonic clock for QemuCond and QemuSemaphore
  thread-posix: remove the posix semaphore support
  whpx: Added support for breakpoints and stepping
  build-sys: simplify AF_VSOCK check
  build-sys: drop ntddscsi.h check
  Remove qemu-common.h include from most units
  qga: remove explicit environ argument from exec/spawn
  Move fcntl_setfl() to oslib-posix
  ...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2022-04-19 18:22:16 -07:00
Mauro Matteo Cascella
fa892e9abb ui/cursor: fix integer overflow in cursor_alloc (CVE-2021-4206)
Prevent potential integer overflow by limiting 'width' and 'height' to
512x512. Also change 'datasize' type to size_t. Refer to security
advisory https://starlabs.sg/advisories/22-4206/ for more information.

Fixes: CVE-2021-4206
Signed-off-by: Mauro Matteo Cascella <mcascell@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20220407081712.345609-1-mcascell@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2022-04-07 12:30:54 +02:00
Mauro Matteo Cascella
9569f5cb5b display/qxl-render: fix race condition in qxl_cursor (CVE-2021-4207)
Avoid fetching 'width' and 'height' a second time to prevent possible
race condition. Refer to security advisory
https://starlabs.sg/advisories/22-4207/ for more information.

Fixes: CVE-2021-4207
Signed-off-by: Mauro Matteo Cascella <mcascell@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20220407081106.343235-1-mcascell@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2022-04-07 12:30:54 +02:00
Marc-André Lureau
0f9668e0c1 Remove qemu-common.h include from most units
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20220323155743.1585078-33-marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2022-04-06 14:31:55 +02:00
Marc-André Lureau
8e3b0cbb72 Replace qemu_real_host_page variables with inlined functions
Replace the global variables with inlined helper functions. getpagesize() is very
likely annotated with a "const" function attribute (at least with glibc), and thus
optimization should apply even better.

This avoids the need for a constructor initialization too.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20220323155743.1585078-12-marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2022-04-06 10:50:38 +02:00
Marc-André Lureau
ee3eb3a7ce Replace TARGET_WORDS_BIGENDIAN
Convert the TARGET_WORDS_BIGENDIAN macro, similarly to what was done
with HOST_BIG_ENDIAN. The new TARGET_BIG_ENDIAN macro is either 0 or 1,
and thus should always be defined to prevent misuse.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Suggested-by: Halil Pasic <pasic@linux.ibm.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220323155743.1585078-8-marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2022-04-06 10:50:37 +02:00
Marc-André Lureau
e03b56863d Replace config-time define HOST_WORDS_BIGENDIAN
Replace a config-time define with a compile time condition
define (compatible with clang and gcc) that must be declared prior to
its usage. This avoids having a global configure time define, but also
prevents from bad usage, if the config header wasn't included before.

This can help to make some code independent from qemu too.

gcc supports __BYTE_ORDER__ from about 4.6 and clang from 3.2.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
[ For the s390x parts I'm involved in ]
Acked-by: Halil Pasic <pasic@linux.ibm.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220323155743.1585078-7-marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2022-04-06 10:50:37 +02:00
Marc-André Lureau
9edc6313da Replace GCC_FMT_ATTR with G_GNUC_PRINTF
One less qemu-specific macro. It also helps to make some headers/units
only depend on glib, and thus moved in standalone projects eventually.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Richard W.M. Jones <rjones@redhat.com>
2022-03-22 14:40:51 +04:00
Markus Armbruster
b21e238037 Use g_new() & friends where that makes obvious sense
g_new(T, n) is neater than g_malloc(sizeof(T) * n).  It's also safer,
for two reasons.  One, it catches multiplication overflowing size_t.
Two, it returns T * rather than void *, which lets the compiler catch
more type errors.

This commit only touches allocations with size arguments of the form
sizeof(T).

Patch created mechanically with:

    $ spatch --in-place --sp-file scripts/coccinelle/use-g_new-etc.cocci \
	     --macro-file scripts/cocci-macro-file.h FILES...

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Acked-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20220315144156.1595462-4-armbru@redhat.com>
Reviewed-by: Pavel Dovgalyuk <Pavel.Dovgalyuk@ispras.ru>
2022-03-21 15:44:44 +01:00
Thomas Huth
9eb840a209 hw/display/vga: Report a proper error when adding a 2nd ISA VGA
QEMU currently abort()s if the user tries to add a second ISA VGA
device, for example:

$ ./qemu-system-x86_64 -device isa-vga -device isa-vga
RAMBlock "vga.vram" already registered, abort!
Aborted (core dumped)
$ ./qemu-system-x86_64 -device isa-cirrus-vga -device isa-cirrus-vga
RAMBlock "vga.vram" already registered, abort!
Aborted (core dumped)
$ ./qemu-system-mips64el -M pica61 -device isa-vga
RAMBlock "vga.vram" already registered, abort!
Aborted (core dumped)

Such a crash should never happen just because of giving bad parameters
at the command line. Let's return a proper error message instead.
(The idea is based on an original patch by Jose R. Ziviani for the
isa-vga device, but this now fixes it for the isa-cirrus-vga device, too)

Resolves: https://gitlab.com/qemu-project/qemu/-/issues/44
Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20220317083027.16688-4-thuth@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2022-03-18 10:15:57 +01:00
Thomas Huth
6832deb8ff hw/display: Allow vga_common_init() to return errors
The vga_common_init() function currently cannot report errors to its
caller. But in the following patch, we'd need this possibility, so
let's change it to take an "Error **" as parameter for this.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20220317083027.16688-3-thuth@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2022-03-18 10:15:57 +01:00
Thomas Huth
5f2011be44 hw/display/cirrus_vga: Clean up indentation in pci_cirrus_vga_realize()
Most of the code in this function had been indented with 5 spaces instead
of 4. Since 4 is our preferred style, remove one space in the bad lines here.

Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20220317083027.16688-2-thuth@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2022-03-18 10:15:57 +01:00
Mark Cave-Ayland
e20d0b84a8 macfb: set initial value of mode control registers in macfb_common_realize()
If booting Linux directly in the q800 machine using -kernel rather than using a
MacOS toolbox ROM, the mode control registers are never initialised,
causing macfb_mode_write() to fail to determine the current resolution after
migration. Resolve this by always setting the initial values of the mode control
registers based upon the initial macfb properties during realize.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20220305155530.9265-6-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
2022-03-09 09:29:10 +00:00
Mark Cave-Ayland
aba7432bde macfb: add VMStateDescription fields for display type and VBL timer
These fields are required in the migration stream to restore macfb state
correctly.

Note this is a migration break, but since there are upcoming incompatible changes
for the q800 machine (and migration does not even succeed without these patches)
then this is not an issue.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20220305155530.9265-5-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
2022-03-09 09:29:10 +00:00
Mark Cave-Ayland
dd2a56ab6f macfb: increase number of registers saved in MacfbState
The MacOS toolbox ROM accesses a number of addresses between 0x0 and 0x200 during
initialisation and resolution changes. Whilst the function of many of these
registers is unknown, it is worth the minimal cost of saving these extra values as
part of migration to help future-proof the migration stream for the q800 machine
as it starts to stabilise.

Note this is a migration break, but since there are upcoming incompatible changes
for the q800 machine (and migration does not even succeed without these patches)
then this is not an issue.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20220305155530.9265-4-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
2022-03-09 09:29:10 +00:00
Mark Cave-Ayland
4718125192 macfb: don't use special irq_state and irq_mask variables in MacfbState
The current IRQ state and IRQ mask are handled exactly the same as standard
register accesses, so store these values directly in the regs array rather
than having separate variables for them.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20220305155530.9265-3-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
2022-03-09 09:29:10 +00:00
Mark Cave-Ayland
580399c277 macfb: add VMStateDescription for MacfbNubusState and MacfbSysBusState
Currently when QEMU tries to migrate the macfb framebuffer it crashes randomly
because the opaque provided by the DeviceClass vmsd property for both devices
is set to MacfbState rather than MacfbNubusState or MacfbSysBusState as
appropriate.

Resolve the issue by adding new VMStateDescriptions for MacfbNubusState and
MacfbSysBusState which embed the existing vmstate_macfb VMStateDescription
within them using VMSTATE_STRUCT.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20220305155530.9265-2-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
2022-03-09 09:29:10 +00:00
Carwyn Ellis
02218aedb1 hw/display/vmware_vga: replace fprintf calls with trace events
Debug output was always being sent to STDERR.

This has been replaced with trace events.

Signed-off-by: Carwyn Ellis <carwynellis@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20220206183956.10694-2-carwynellis@gmail.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2022-03-04 11:38:07 +01:00
Akihiko Odaki
4377683df9 edid: Fix clock of Detailed Timing Descriptor
The clock field is 16-bits in EDID Detailed Timing Descriptor, but
edid_desc_timing assumed it is 32-bit. Write the 16-bit value if it fits
in 16-bit. Write DisplayID otherwise.

Signed-off-by: Akihiko Odaki <akihiko.odaki@gmail.com>
Message-Id: <20220213021529.2248-1-akihiko.odaki@gmail.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2022-03-04 11:31:46 +01:00
Peter Maydell
5abccc7922 * Improve virtio-net failover test
* Some small fixes for the qtests
 * Misc header cleanups by Philippe
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Merge remote-tracking branch 'remotes/thuth-gitlab/tags/pull-request-2022-02-21' into staging

* Improve virtio-net failover test
* Some small fixes for the qtests
* Misc header cleanups by Philippe

# gpg: Signature made Mon 21 Feb 2022 11:40:37 GMT
# gpg:                using RSA key 27B88847EEE0250118F3EAB92ED9D774FE702DB5
# gpg:                issuer "thuth@redhat.com"
# gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [full]
# gpg:                 aka "Thomas Huth <thuth@redhat.com>" [full]
# gpg:                 aka "Thomas Huth <huth@tuxfamily.org>" [full]
# gpg:                 aka "Thomas Huth <th.huth@posteo.de>" [unknown]
# Primary key fingerprint: 27B8 8847 EEE0 2501 18F3  EAB9 2ED9 D774 FE70 2DB5

* remotes/thuth-gitlab/tags/pull-request-2022-02-21: (25 commits)
  hw/tricore: Remove unused and incorrect header
  hw/m68k/mcf: Add missing 'exec/hwaddr.h' header
  exec/exec-all: Move 'qemu/log.h' include in units requiring it
  softmmu/runstate: Clean headers
  linux-user: Add missing "qemu/timer.h" include
  target: Add missing "qemu/timer.h" include
  core/ptimers: Remove unnecessary 'sysemu/cpus.h' include
  exec/ramblock: Add missing includes
  qtest: Add missing 'hw/qdev-core.h' include
  hw/acpi/memory_hotplug: Remove unused 'hw/acpi/pc-hotplug.h' header
  hw/remote: Add missing include
  hw/tpm: Clean includes
  scripts: Remove the old switch-timer-api script
  tests/qtest: failover: migration abort test with failover off
  tests/qtest: failover: test migration if the guest doesn't support failover
  tests/qtest: failover: check migration with failover off
  tests/qtest: failover: check missing guest feature
  tests/qtest: failover: check the feature is correctly provided
  tests/qtest: failover: use a macro for check_one_card()
  tests/qtest: failover: clean up pathname of tests
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-02-22 13:07:32 +00:00
Bernhard Beschow
5e78c98b7c Mark remaining global TypeInfo instances as const
More than 1k of TypeInfo instances are already marked as const. Mark the
remaining ones, too.

This commit was created with:
  git grep -z -l 'static TypeInfo' -- '*.c' | \
  xargs -0 sed -i 's/static TypeInfo/static const TypeInfo/'

Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Acked-by: Corey Minyard <cminyard@mvista.com>
Message-id: 20220117145805.173070-2-shentey@gmail.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-02-21 13:30:20 +00:00
Philippe Mathieu-Daudé
cd6174843b exec/exec-all: Move 'qemu/log.h' include in units requiring it
Many files use "qemu/log.h" declarations but neglect to include
it (they inherit it via "exec/exec-all.h"). "exec/exec-all.h" is
a core component and shouldn't be used that way. Move the
"qemu/log.h" inclusion locally to each unit requiring it.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Acked-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20220207082756.82600-10-f4bug@amsat.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2022-02-21 10:18:06 +01:00
Peter Maydell
8f3e5ce773 Fixes and updates for hppa target
This patchset fixes some important bugs in the hppa artist graphics driver:
 - Fix artist graphics for HP-UX and Linux
 - Mouse cursor fixes for HP-UX
 - Fix draw_line() function on artist graphic
 
 and it adds new qemu features for hppa:
 - Allow up to 16 emulated CPUs (instead of 8)
 - Add support for an emulated TOC/NMI button
 
 A new Seabios-hppa firmware is included as well:
 - Update SeaBIOS-hppa to VERSION 3
 - New opt/hostid fw_cfg option to change hostid
 - Add opt/console fw_cfg option to select default console
 - Added 16x32 font to STI firmware
 
 Signed-off-by: Helge Deller <deller@gmx.de>
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 Nx4bgRPT6kCZwwLx7v2jZ2QsA2KaZAM=
 =c0qO
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/hdeller/tags/hppa-updates-pull-request' into staging

Fixes and updates for hppa target

This patchset fixes some important bugs in the hppa artist graphics driver:
- Fix artist graphics for HP-UX and Linux
- Mouse cursor fixes for HP-UX
- Fix draw_line() function on artist graphic

and it adds new qemu features for hppa:
- Allow up to 16 emulated CPUs (instead of 8)
- Add support for an emulated TOC/NMI button

A new Seabios-hppa firmware is included as well:
- Update SeaBIOS-hppa to VERSION 3
- New opt/hostid fw_cfg option to change hostid
- Add opt/console fw_cfg option to select default console
- Added 16x32 font to STI firmware

Signed-off-by: Helge Deller <deller@gmx.de>

# gpg: Signature made Wed 02 Feb 2022 18:08:34 GMT
# gpg:                using EDDSA key BCE9123E1AD29F07C049BBDEF712B510A23A0F5F
# gpg: Good signature from "Helge Deller <deller@gmx.de>" [unknown]
# gpg:                 aka "Helge Deller <deller@kernel.org>" [unknown]
# 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: 4544 8228 2CD9 10DB EF3D  25F8 3E5F 3D04 A7A2 4603
#      Subkey fingerprint: BCE9 123E 1AD2 9F07 C049  BBDE F712 B510 A23A 0F5F

* remotes/hdeller/tags/hppa-updates-pull-request:
  hw/display/artist: Fix draw_line() artefacts
  hw/display/artist: Mouse cursor fixes for HP-UX
  hw/display/artist: rewrite vram access mode handling
  hppa: Add support for an emulated TOC/NMI button.
  hw/hppa: Allow up to 16 emulated CPUs
  seabios-hppa: Update SeaBIOS-hppa to VERSION 3

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-02-02 19:54:30 +00:00
Sven Schnelle
d449eee3af hw/display/artist: Fix draw_line() artefacts
The draw_line() function left artefacts on the screen because it was using the
x/y variables which were incremented in the loop before. Fix it by using the
unmodified x1/x2 variables instead.

Signed-off-by: Sven Schnelle <svens@stackframe.org>
Signed-off-by: Helge Deller <deller@gmx.de>
Cc: qemu-stable@nongnu.org
Signed-off-by: Helge Deller <deller@gmx.de>
2022-02-02 18:46:45 +01:00
Helge Deller
3615cea471 hw/display/artist: Mouse cursor fixes for HP-UX
This patch fix the behaviour and positioning of the X11 mouse cursor in HP-UX.

The current code missed to subtract the offset of the CURSOR_CTRL register from
the current mouse cursor position. The HP-UX graphics driver stores in this
register the offset of the mouse graphics compared to the current cursor
position.  Without this adjustment the mouse behaves strange at the screen
borders.

Additionally, depending on the HP-UX version, the mouse cursor position
in the cursor_pos register reports different values. To accommodate this
track the current min and max reported values and auto-adjust at runtime.

With this fix the mouse now behaves as expected on HP-UX 10 and 11.

Signed-off-by: Helge Deller <deller@gmx.de>
Cc: qemu-stable@nongnu.org
Signed-off-by: Helge Deller <deller@gmx.de>
2022-02-02 18:46:44 +01:00
Sven Schnelle
3b21d998a1 hw/display/artist: rewrite vram access mode handling
When writing this code it was assumed that register 0x118000 is the
buffer access mode for color map accesses. It turned out that this
is wrong. Instead register 0x118000 sets both src and dst buffer
access mode at the same time.

This required a larger rewrite of the code. The good thing is that
both the linear framebuffer and the register based vram access can
now be combined into one function.

This makes the linux 'stifb' framebuffer work, and both HP-UX 10.20
and HP-UX 11.11 are still working.

Signed-off-by: Sven Schnelle <svens@stackframe.org>
Signed-off-by: Helge Deller <deller@gmx.de>
Cc: qemu-stable@nongnu.org
Signed-off-by: Helge Deller <deller@gmx.de>
2022-02-02 18:46:43 +01:00
Peter Maydell
17e3134061 Remove unnecessary minimum_version_id_old fields
The migration code will not look at a VMStateDescription's
minimum_version_id_old field unless that VMSD has set the
load_state_old field to something non-NULL.  (The purpose of
minimum_version_id_old is to specify what migration version is needed
for the code in the function pointed to by load_state_old to be able
to handle it on incoming migration.)

We have exactly one VMSD which still has a load_state_old,
in the PPC CPU; every other VMSD which sets minimum_version_id_old
is doing so unnecessarily. Delete all the unnecessary ones.

Commit created with:
  sed -i '/\.minimum_version_id_old/d' $(git grep -l '\.minimum_version_id_old')
with the one legitimate use then hand-edited back in.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Juan Quintela <quintela@redhat.com>

Signed-off-by: Juan Quintela <quintela@redhat.com>

---

It missed vmstate_ppc_cpu.
2022-01-28 15:38:23 +01:00
John Snow
9dcafa400e spice: Update QXLInterface for spice >= 0.15.0
spice updated the spelling (and arguments) of "attache_worker" in
0.15.0. Update QEMU to match, preventing -Wdeprecated-declarations
compilations from reporting build errors.

See also:
974692bda1

Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20211215141949.3512719-3-berrange@redhat.com>
Message-Id: <20220105135009.1584676-3-alex.bennee@linaro.org>
2022-01-18 16:42:41 +00:00
Satyeshwar Singh
f0602b7099 edid: Added support for 4k@60 Hz monitor
Previously, the large modes (>1080p) that were generated by Qemu in its EDID
were all 50 Hz. If we provide them to a Guest OS and the user selects
one of these modes, then the OS by default only gets 50 FPS. This is
especially true for Windows OS. With this patch, we are now exposing a
3840x2160@60 Hz which will allow the guest OS to get 60 FPS.

Cc: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Satyeshwar Singh <satyeshwar.singh@intel.com>
Message-Id: <20211116221103.27128-1-dongwon.kim@intel.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2022-01-13 11:00:09 +01:00
Daniel P. Berrangé
de72c4b7cd edid: set default resolution to 1280x800 (WXGA)
Currently QEMU defaults to a resolution of 1024x768 when exposing EDID
info to the guest OS. The EDID default info is important as this will
influence what resolution many guest OS will configure the screen with
on boot. It can also potentially influence what resolution the firmware
will configure the screen with, though until very recently EDK2 would
not handle EDID info.

One important thing to bear in mind is that the default graphics card
driver provided by Windows will leave the display set to whatever
resolution was enabled by the firmware on boot. Even if sufficient
VRAM is available, the resolution can't be changed without installing
new drivers. IOW, the default resolution choice is quite important
for usability of Windows.

Modern real world monitor hardware for desktop/laptop has supported
resolutions higher than 1024x768 for a long time now, perhaps as long
as 15+ years. There are quite a wide variety of native resolutions in
use today, however, and in wide screen form factors the height may not
be all that tall.

None the less, it is considered that there is scope for making the
QEMU default resolution slightly larger.

In considering what possible new default could be suitable, choices
considered were 1280x720 (720p), 1280x800 (WXGA) and 1280x1024 (SXGA).

In many ways, vertical space is the most important, and so 720p was
discarded due to loosing vertical space, despite being 25% wider.

The SXGA resolution would be good, but when taking into account
window titlebars/toolbars and window manager desktop UI, this might
be a little too tall for some users to fit the guest on their physical
montior.

This patch thus suggests a modest change to 1280x800 (WXGA). This
only consumes 1 MB per colour channel, allowing double buffered
framebuffer in 8 MB of VRAM. Width wise this is 25% larger than
QEMU's current default, but height wise this only adds 5%, so the
difference isn't massive on the QEMU side.

Overall there doesn't appear to be a compelling reason to stick
with 1024x768 resolution.

Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Message-Id: <20211129140508.1745130-1-berrange@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2022-01-13 10:59:16 +01:00
Philippe Mathieu-Daudé
7336c94434 hw/mips/jazz: Inline vga_mmio_init() and remove it
vga_mmio_init() is used only one time and not very helpful,
inline and remove it.

Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20211206224528.563588-5-f4bug@amsat.org>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2022-01-13 10:58:54 +01:00
Philippe Mathieu-Daudé
23f6e3b11b hw/display/vga-mmio: QOM'ify vga_mmio_init() as TYPE_VGA_MMIO
Introduce TYPE_VGA_MMIO, a sysbus device.

While there is no change in the vga_mmio_init()
interface, this is a migration compatibility break
of the MIPS Acer Pica 61 Jazz machine (pica61).

Suggested-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20211206224528.563588-4-f4bug@amsat.org>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2022-01-13 10:58:54 +01:00
Philippe Mathieu-Daudé
6bd06f7731 hw/display/vga-mmio: Inline vga_mm_init()
Inline vga_mm_init() in vga_mmio_init() to simplify the
next patch review. Kind of.

Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20211206224528.563588-3-f4bug@amsat.org>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2022-01-13 10:58:54 +01:00
Philippe Mathieu-Daudé
3ac25236ea hw/display: Rename VGA_ISA_MM -> VGA_MMIO
There is no ISA bus part in the MMIO VGA device, so rename:

 *  hw/display/vga-isa-mm.c -> hw/display/vga-mmio.c
 *  CONFIG_VGA_ISA_MM -> CONFIG_VGA_MMIO
 *  ISAVGAMMState -> VGAMmioState
 *  isa_vga_mm_init() -> vga_mmio_init()

Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20211206224528.563588-2-f4bug@amsat.org>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2022-01-13 10:58:54 +01:00
Peter Maydell
bf99e0ec9a virtio: revert config interrupt changes
Lots of fallout from config interrupt changes. Author wants to rework
 the patches. Let's revert quickly so others don't suffer meanwhile.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

virtio: revert config interrupt changes

Lots of fallout from config interrupt changes. Author wants to rework
the patches. Let's revert quickly so others don't suffer meanwhile.

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

# gpg: Signature made Mon 10 Jan 2022 21:03:44 GMT
# gpg:                using RSA key 5D09FD0871C8F85B94CA8A0D281F0DB8D28D5469
# gpg:                issuer "mst@redhat.com"
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>" [full]
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>" [full]
# 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:
  Revert "virtio: introduce macro IRTIO_CONFIG_IRQ_IDX"
  Revert "virtio-pci: decouple notifier from interrupt process"
  Revert "virtio-pci: decouple the single vector from the interrupt process"
  Revert "vhost: introduce new VhostOps vhost_set_config_call"
  Revert "vhost-vdpa: add support for config interrupt"
  Revert "virtio: add support for configure interrupt"
  Revert "vhost: add support for configure interrupt"
  Revert "virtio-net: add support for configure interrupt"
  Revert "virtio-mmio: add support for configure interrupt"
  Revert "virtio-pci: add support for configure interrupt"

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-01-11 10:12:29 +00:00
Michael S. Tsirkin
a882b57123 Revert "virtio: introduce macro IRTIO_CONFIG_IRQ_IDX"
This reverts commit bf1d85c166.

Fixes: bf1d85c166 ("virtio: introduce macro IRTIO_CONFIG_IRQ_IDX")
Cc: "Cindy Lu" <lulu@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2022-01-10 16:02:54 -05:00
Mark Cave-Ayland
4e136629f0 macfb: fix VRAM dirty memory region logging
The macfb VRAM memory region was configured with coalescing rather than dirty
memory logging enabled, causing some areas of the screen not to redraw after
a full screen update.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Fixes: 8ac919a065 ("hw/m68k: add Nubus macfb video card")
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20220108164147.30813-1-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2022-01-09 12:04:30 +01:00
Cindy Lu
bf1d85c166 virtio: introduce macro IRTIO_CONFIG_IRQ_IDX
To support configure interrupt for vhost-vdpa
Introduce VIRTIO_CONFIG_IRQ_IDX -1 as configure interrupt's queue index,
Then we can reuse the functions guest_notifier_mask and guest_notifier_pending.
Add the check of queue index in these drivers, if the driver does not support
configure interrupt, the function will just return

Signed-off-by: Cindy Lu <lulu@redhat.com>
Message-Id: <20211104164827.21911-2-lulu@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2022-01-06 06:11:39 -05:00
Philippe Mathieu-Daudé
a1d4b0a305 dma: Let dma_memory_map() take MemTxAttrs argument
Let devices specify transaction attributes when calling
dma_memory_map().

Patch created mechanically using spatch with this script:

  @@
  expression E1, E2, E3, E4;
  @@
  - dma_memory_map(E1, E2, E3, E4)
  + dma_memory_map(E1, E2, E3, E4, MEMTXATTRS_UNSPECIFIED)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Li Qiang <liq3ea@gmail.com>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20211223115554.3155328-7-philmd@redhat.com>
2021-12-30 17:16:32 +01:00
Marc-André Lureau
f6ef71bded ui: move qemu_spice_fill_device_address to ui/util.c
Other backends can use it.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
2021-12-21 10:50:21 +04:00
Marc-André Lureau
f6413cbfd0 ui: simplify gl unblock & flush
GraphicHw.gl_flushed was introduced to notify the
device (vhost-user-gpu) that the GL resources (the display scanout) are
no longer needed.

It was decoupled from QEMU own gl-blocking mechanism, but that
difference isn't helping. Instead, we can reuse QEMU gl-blocking and
notify virtio_gpu_gl_flushed() when unblocking (to unlock
vhost-user-gpu).

An extra block/unblock is added arount dpy_gl_update() so existing
backends that don't block will have the flush event handled. It will
also help when there are no backends associated.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
2021-12-21 10:50:21 +04:00
Marc-André Lureau
46e4609e33 virtio-gpu: use VIRTIO_GPU_RESOURCE_FLAG_Y_0_TOP
It's part of Linux headers for a while now.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
2021-12-21 10:50:21 +04:00
Marc-André Lureau
8f5f1ea0c0 hw/display: report an error if virgl initialization failed
Currently, virgl initialization error is silent. Make it verbose instead.

(this is likely going to bug later on, as the device isn't fully
initialized)

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
2021-12-21 10:50:21 +04:00
Alex Bennée
ac5837e330 Revert "vga: don't abort when adding a duplicate isa-vga device"
This reverts commit 7852a77f59.

The check is bogus as it ends up finding itself and falling over.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/733
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20211206095209.2332376-1-alex.bennee@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
2021-12-06 11:57:36 +01:00
Laurent Vivier
5db83c7e90 macfb: fix a memory leak (CID 1465231)
Rewrite the function using g_string_append_printf() rather than
g_strdup_printf()/g_strconcat().

Fixes: df8abbbadf ("macfb: add common monitor modes supported by the MacOS toolbox ROM")
Cc: mark.cave-ayland@ilande.co.uk
Reported-by: Peter Maydell <peter.maydell@linaro.org>
Suggested-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Message-Id: <20211105165254.3544369-1-laurent@vivier.eu>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-11-09 16:42:49 +01:00
Dongwon Kim
e86a93f554 virtio-gpu: splitting one extended mode guest fb into n-scanouts
When guest is running Linux/X11 with extended multiple displays mode enabled,
the guest shares one scanout resource each time containing whole surface
rather than sharing individual display output separately. This extended frame
is properly splited and rendered on the corresponding scanout surfaces but
not in case of blob-resource (zero copy).

This code change lets the qemu split this one large surface data into multiple
in case of blob-resource as well so that each sub frame then can be blitted
properly to each scanout.

v2: resizing qemu console in virtio_gpu_update_dmabuf to scanout's width and
    height

v3: updating stub function of virtio_gpu_update_dmabuf to match the type

Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Vivek Kasireddy <vivek.kasireddy@intel.com>
Signed-off-by: Dongwon Kim <dongwon.kim@intel.com>
Message-Id: <20211104065153.28897-5-dongwon.kim@intel.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2021-11-05 12:29:19 +01:00
Dongwon Kim
55f4b767f6 ui/gtk: skip any extra draw of same guest scanout blob res
Any extra draw call for the same blob resource representing guest scanout
before the previous drawing is not finished can break synchronous draw
sequence. To prevent this, drawing is now done only once for each draw
submission (when draw_submitted == true).

v2:
 - removed mutex
 - updated commit msg

Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Vivek Kasireddy <vivek.kasireddy@intel.com>
Signed-off-by: Dongwon Kim <dongwon.kim@intel.com>
Message-Id: <20210924225105.24930-1-dongwon.kim@intel.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2021-11-02 17:24:18 +01:00
Mark Cave-Ayland
c7a2f7ba0c macfb: add vertical blank interrupt
The MacOS driver expects a 60.15Hz vertical blank interrupt to be generated by
the framebuffer which in turn schedules the mouse driver via the Vertical Retrace
Manager.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20211007221253.29024-13-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-10-08 13:31:03 +02:00
Mark Cave-Ayland
432d59c56e macfb: fix 24-bit RGB pixel encoding
According to Apple Technical Note HW26: "Macintosh Quadra Built-In Video" the
in-built framebuffer encodes each 24-bit pixel into 4 bytes. Adjust the 24-bit
RGB pixel encoding accordingly which agrees with the encoding expected by MacOS
when changing into 24-bit colour mode.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20211007221253.29024-12-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-10-08 13:31:03 +02:00
Mark Cave-Ayland
57eeaf44ce macfb: fix up 1-bit pixel encoding
The MacOS driver expects the RGB values for the pixel to be in entries 0 and 1
of the colour palette.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20211007221253.29024-11-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-10-08 13:31:03 +02:00
Mark Cave-Ayland
df8abbbadf macfb: add common monitor modes supported by the MacOS toolbox ROM
The monitor modes table is found by experimenting with the Monitors Control
Panel in MacOS and analysing the reads/writes. From this it can be found that
the mode is controlled by writes to the DAFB_MODE_CTRL1 and DAFB_MODE_CTRL2
registers.

Implement the first block of DAFB registers as a register array including the
existing sense register, the newly discovered control registers above, and also
the DAFB_MODE_VADDR1 and DAFB_MODE_VADDR2 registers which are used by NetBSD to
determine the current video mode.

These experiments also show that the offset of the start of video RAM and the
stride can change depending upon the monitor mode, so update macfb_draw_graphic()
and both the BI_MAC_VADDR and BI_MAC_VROW bootinfo for the q800 machine
accordingly.

Finally update macfb_common_realize() so that only the resolution and depth
supported by the display type can be specified on the command line, and add an
error hint showing the list of supported resolutions and depths if the user tries
to specify an invalid display mode.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20211007221253.29024-10-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-10-08 13:31:03 +02:00
Mark Cave-Ayland
4317c51861 macfb: add qdev property to specify display type
Since the available resolutions and colour depths are determined by the attached
display type, add a qdev property to allow the display type to be specified.

The main resolutions of interest are high resolution 1152x870 with 8-bit colour
and SVGA resolution up to 800x600 with 24-bit colour so update the q800 machine
to allow high resolution mode if specified and otherwise fall back to SVGA.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20211007221253.29024-9-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-10-08 13:31:03 +02:00
Mark Cave-Ayland
e6108b9636 macfb: implement mode sense to allow display type to be detected
The MacOS toolbox ROM uses the monitor sense to detect the display type and then
offer a fixed set of resolutions and colour depths accordingly. Implement the
monitor sense using information found in Apple Technical Note HW26: "Macintosh
Quadra Built-In Video" along with some local experiments.

Since the default configuration is 640 x 480 with 8-bit colour then hardcode
the sense register to return MACFB_DISPLAY_VGA for now.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20211007221253.29024-8-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-10-08 13:31:03 +02:00
Mark Cave-Ayland
4ec27073fd macfb: add trace events for reading and writing the control registers
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20211007221253.29024-7-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-10-08 13:31:03 +02:00
Mark Cave-Ayland
3b10b5673c macfb: use memory_region_init_ram() in macfb_common_realize() for the framebuffer
Currently macfb_common_realize() defines the framebuffer RAM memory region as
being non-migrateable but then immediately registers it for migration. Replace
memory_region_init_ram_nomigrate() with memory_region_init_ram() which is clearer
and does exactly the same thing.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20211007221253.29024-6-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-10-08 13:31:03 +02:00
Mark Cave-Ayland
14d0ddfce7 macfb: fix overflow of color_palette array
The palette_current index counter has a maximum size of 256 * 3 to cover a full
color palette of 256 RGB entries. Linux assumes that the palette_current index
wraps back around to zero after writing 256 RGB entries so ensure that
palette_current is reset at this point to prevent data corruption within
MacfbState.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20211007221253.29024-5-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-10-08 13:31:03 +02:00
Mark Cave-Ayland
906c2323f1 macfb: fix invalid object reference in macfb_common_realize()
During realize memory_region_init_ram_nomigrate() is used to initialise the RAM
memory region used for the framebuffer but the owner object reference is
incorrect since MacFbState is a typedef and not a QOM type.

Change the memory region owner to be the corresponding DeviceState to fix the
issue and prevent random crashes during macfb_common_realize().

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Fixes: 8ac919a065 ("hw/m68k: add Nubus macfb video card")
Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20211007221253.29024-4-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-10-08 13:31:02 +02:00
Mark Cave-Ayland
c047862acd macfb: update macfb.c to use the Error API best practices
As per the current Error API best practices, change macfb_commom_realize() to return
a boolean indicating success to reduce errp boiler-plate handling code. Note that
memory_region_init_ram_nomigrate() is also updated to use &error_abort to indicate
a non-recoverable error, matching the behaviour recommended after similar
discussions on memory API failures for the recent nubus changes.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20211007221253.29024-3-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-10-08 13:31:02 +02:00
Mark Cave-Ayland
7437b13eac macfb: handle errors that occur during realize
Make sure any errors that occur within the macfb realize chain are detected
and handled correctly to prevent crashes and to ensure that error messages are
reported back to the user.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20211007221253.29024-2-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-10-08 13:31:02 +02:00
Mark Cave-Ayland
e0591bf1a5 macfb: don't register declaration ROM
The macfb device is an on-board framebuffer and so is initialised by the
system declaration ROM included within the MacOS toolbox ROM.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20210924073808.1041-10-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-09-29 10:45:19 +02:00
Vivek Kasireddy
b3a5dfdea9 virtio-gpu: Add gl_flushed callback
Adding this callback provides a way to resume the processing of
cmds in fenceq and cmdq that were not processed because the UI
was waiting on a fence and blocked cmd processing.

Cc: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Vivek Kasireddy <vivek.kasireddy@intel.com>
Message-Id: <20210914211837.3229977-6-vivek.kasireddy@intel.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2021-09-15 08:42:00 +02:00