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2016-05-26memory: Fix IOMMU replay base addressAlexey Kardashevskiy
Since a788f227 "memory: Allow replay of IOMMU mapping notifications" when new VFIO listener is added, all existing IOMMU mappings are replayed. However there is a problem that the base address of an IOMMU memory region (IOMMU MR) is ignored which is not a problem for the existing user (which is pseries) with its default 32bit DMA window starting at 0 but it is if there is another DMA window. This stores the IOMMU's offset_within_address_space and adjusts the IOVA before calling vfio_dma_map/vfio_dma_unmap. As the IOMMU notifier expects IOVA offset rather than the absolute address, this also adjusts IOVA in sPAPR H_PUT_TCE handler before calling notifier(s). Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru> Reviewed-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
2016-05-26vfio: Create device specific region info helperAlex Williamson
Given a device specific region type and sub-type, find it. Also cleanup return point on error in vfio_get_region_info() so that we always return 0 with a valid pointer or -errno and NULL. Signed-off-by: Alex Williamson <alex.williamson@redhat.com> Reviewed-by: Gerd Hoffmann <kraxel@redhat.com> Tested-by: Gerd Hoffmann <kraxel@redhat.com>
2016-05-25blockjob: Remove BlockJob.bsKevin Wolf
There is a single remaining user in qemu-img, and another one in a test case, both of which can be trivially converted to using BlockJob.blk instead. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com>
2016-05-25backup: Use BlockBackend for I/OKevin Wolf
This changes the backup block job to use the job's BlockBackend for performing its I/O. job->bs isn't used by the backup code any more afterwards. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com>
2016-05-25stream: Use BlockBackend for I/OKevin Wolf
This changes the streaming block job to use the job's BlockBackend for performing the COR reads. job->bs isn't used by the streaming code any more afterwards. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Alberto Garcia <berto@igalia.com> Reviewed-by: Max Reitz <mreitz@redhat.com>
2016-05-25block: Make blk_co_preadv/pwritev() publicKevin Wolf
Also add trace points now that the function can be directly called. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Alberto Garcia <berto@igalia.com>
2016-05-25block: Convert block job core to BlockBackendKevin Wolf
This adds a new BlockBackend field to the BlockJob struct, which coexists with the BlockDriverState while converting the individual jobs. When creating a block job, a new BlockBackend is created on top of the given BlockDriverState, and it is destroyed when the BlockJob ends. The reference to the BDS is now held by the BlockBackend instead of calling bdrv_ref/unref manually. We have to be careful when we use bdrv_replace_in_backing_chain() in block jobs because this changes the BDS that job->blk points to. At the moment block jobs are too tightly coupled with their BDS, so that moving a job to another BDS isn't easily possible; therefore, we need to just manually undo this change afterwards. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Alberto Garcia <berto@igalia.com> Reviewed-by: Max Reitz <mreitz@redhat.com>
2016-05-25block: Cancel jobs first in bdrv_close_all()Kevin Wolf
So far, bdrv_close_all() first removed all root BlockDriverStates of BlockBackends and monitor owned BDSes, and then assumed that the remaining BDSes must be related to jobs and cancelled these jobs. This order doesn't work that well any more when block jobs use BlockBackends internally because then they will lose their BDS before being cancelled. This patch changes bdrv_close_all() to first cancel all jobs and then remove all root BDSes from the remaining BBs. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Alberto Garcia <berto@igalia.com> Reviewed-by: Max Reitz <mreitz@redhat.com>
2016-05-25block: keep a list of block jobsAlberto Garcia
The current way to obtain the list of existing block jobs is to iterate over all root nodes and check which ones own a job. Since we want to be able to support block jobs in other nodes as well, this patch keeps a list of jobs that is updated every time one is created or destroyed. Signed-off-by: Alberto Garcia <berto@igalia.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com>
2016-05-25block: Rename blk_write_zeroes()Eric Blake
Commit 983a1600 changed the semantics of blk_write_zeroes() to be byte-based rather than sector-based, but did not change the name, which is an open invitation for other code to misuse the function. Renaming to pwrite_zeroes() makes it more in line with other byte-based interfaces, and will help make it easier to track which remaining write_zeroes interfaces still need conversion. Reported-by: Kevin Wolf <kwolf@redhat.com> Signed-off-by: Eric Blake <eblake@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com>
2016-05-25dma-helpers: change BlockBackend to opaque value in DMAIOFuncPaolo Bonzini
Callers of dma_blk_io have no way to pass extra data to the DMAIOFunc, because the original callback and opaque are gone by the time DMAIOFunc is called. On the other hand, the BlockBackend is usually derived from those extra data that you could pass to the DMAIOFunc (in the next patch, that would be the SCSIRequest). So change DMAIOFunc's prototype, decoupling it from blk_aio_readv and blk_aio_writev's. The new prototype loses the BlockBackend and gains an extra opaque value which, in the case of dma_blk_readv and dma_blk_writev, is of course used for the BlockBackend. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2016-05-25dma-helpers: change interface to byte-basedPaolo Bonzini
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2016-05-25block: Fix reconfiguring graph with drained nodesKevin Wolf
When changing the BlockDriverState that a BdrvChild points to while the node is currently drained, we must call the .drained_end() parent callback. Conversely, when this means attaching a new node that is already drained, we need to call .drained_begin(). bdrv_root_attach_child() takes now an opaque parameter, which is needed because the callbacks must also be called if we're attaching a new child to the BlockBackend when the root node is already drained, and they need a way to identify the BlockBackend. Previously, child->opaque was set too late and the callbacks would still see it as NULL. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Fam Zheng <famz@redhat.com>
2016-05-25block: Drop errp parameter from blk_new()Max Reitz
blk_new() cannot fail so its Error ** parameter has become superfluous. Signed-off-by: Max Reitz <mreitz@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2016-05-25block: Make bdrv_open() return a BDSMax Reitz
There are no callers to bdrv_open() or bdrv_open_inherit() left that pass a pointer to a non-NULL BDS pointer as the first argument of these functions, so we can finally drop that parameter and just make them return the new BDS. Generally, the following pattern is applied: bs = NULL; ret = bdrv_open(&bs, ..., &local_err); if (ret < 0) { error_propagate(errp, local_err); ... } by bs = bdrv_open(..., errp); if (!bs) { ret = -EINVAL; ... } Of course, there are only a few instances where the pattern is really pure. Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Kevin Wolf <kwolf@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2016-05-25block: Drop bdrv_new_root()Max Reitz
It is unused now, so we may just as well drop it. Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Alberto Garcia <berto@igalia.com> Reviewed-by: Kevin Wolf <kwolf@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2016-05-25block: Drop blk_new_with_bs()Max Reitz
Its only caller is blk_new_open(), so we can just inline it there. The bdrv_new_root() call is dropped in the process because we can just let bdrv_open() create the BDS. Signed-off-by: Max Reitz <mreitz@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2016-05-25block: Fix bdrv_next() memory leakKevin Wolf
The bdrv_next() users all leaked the BdrvNextIterator after completing the iteration. Simply changing bdrv_next() to free the iterator before returning NULL at the end of list doesn't work because some callers exit the loop before looking at all BDSes. This patch moves the BdrvNextIterator from the heap to the stack of the caller and switches to a bdrv_first()/bdrv_next() interface for initialising the iterator. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Fam Zheng <famz@redhat.com>
2016-05-24Merge remote-tracking branch 'remotes/ehabkost/tags/x86-pull-request' into ↵Peter Maydell
staging X86 queue, 2016-05-23 # gpg: Signature made Mon 23 May 2016 23:48:27 BST using RSA key ID 984DC5A6 # gpg: Good signature from "Eduardo Habkost <ehabkost@redhat.com>" * remotes/ehabkost/tags/x86-pull-request: target-i386: kvm: Eliminate kvm_msr_entry_set() target-i386: kvm: Simplify MSR setting functions target-i386: kvm: Simplify MSR array construction target-i386: kvm: Increase MSR_BUF_SIZE target-i386: kvm: Allocate kvm_msrs struct once per VCPU target-i386: Call cpu_exec_init() on realize target-i386: Move TCG initialization to realize time target-i386: Move TCG initialization check to tcg_x86_init() cpu: Eliminate cpudef_init(), cpudef_setup() target-i386: Set constant model_id for qemu64/qemu32/athlon pc: Set CPU model-id on compat_props for pc <= 2.4 osdep: Move default qemu_hw_version() value to a macro target-i386: kvm: Use X86XSaveArea struct for xsave save/load target-i386: Use xsave structs for ext_save_area target-i386: Define structs for layout of xsave area Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2016-05-24Merge remote-tracking branch 'remotes/amit-migration/tags/migration-2.7-1' ↵Peter Maydell
into staging migration fixes: - ensure src block devices continue fine after a failed migration - fail on migration blockers; helps 9p savevm/loadvm - move autoconverge commands out of experimental state - move the migration-specific qjson in migration/ # gpg: Signature made Mon 23 May 2016 18:15:09 BST using RSA key ID 657EF670 # gpg: Good signature from "Amit Shah <amit@amitshah.net>" # gpg: aka "Amit Shah <amit@kernel.org>" # gpg: aka "Amit Shah <amitshah@gmx.net>" * remotes/amit-migration/tags/migration-2.7-1: migration: regain control of images when migration fails to complete savevm: fail if migration blockers are present migration: Promote improved autoconverge commands out of experimental state migration/qjson: Drop gratuitous use of QOM migration: Move qjson.[ch] to migration/ Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2016-05-24Merge remote-tracking branch 'remotes/amit-virtio-rng/tags/rng-2.7-1' into ↵Peter Maydell
staging rng: rename RndRandom to RndRandom # gpg: Signature made Mon 23 May 2016 16:44:58 BST using RSA key ID 657EF670 # gpg: Good signature from "Amit Shah <amit@amitshah.net>" # gpg: aka "Amit Shah <amit@kernel.org>" # gpg: aka "Amit Shah <amitshah@gmx.net>" * remotes/amit-virtio-rng/tags/rng-2.7-1: rng-random: rename RndRandom to RngRandom Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2016-05-23cpu: Eliminate cpudef_init(), cpudef_setup()Eduardo Habkost
x86_cpudef_init() doesn't do anything anymore, cpudef_init(), cpudef_setup(), and x86_cpudef_init() can be finally removed. Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2016-05-23pc: Set CPU model-id on compat_props for pc <= 2.4Eduardo Habkost
Instead of relying on x86_cpudef_setup() calling qemu_hw_version(), just make old machines set model-id explicitly on compat_props for qemu64, qemu32, and athlon. This will allow us to eliminate x86_cpudef_setup() later. Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2016-05-23osdep: Move default qemu_hw_version() value to a macroEduardo Habkost
The macro will be used by code that will stop calling qemu_hw_version() at runtime and just need a constant value. Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2016-05-23savevm: fail if migration blockers are presentGreg Kurz
QEMU has currently two ways to prevent migration to occur: - migration blocker when it depends on runtime state - VMStateDescription.unmigratable when migration is not supported at all This patch gathers all the logic into a single function to be called from both the savevm and the migrate paths. This fixes a bug with 9p, at least, where savevm would succeed and the following would happen in the guest after loadvm: $ ls /host ls: cannot access /host: Protocol error With this patch: (qemu) savevm foo Migration is disabled when VirtFS export path '/' is mounted in the guest using mount_tag 'host' Signed-off-by: Greg Kurz <gkurz@linux.vnet.ibm.com> Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Message-Id: <146239057139.11271.9011797645454781543.stgit@bahia.huguette.org> [Update subject according to Paolo's suggestion - Amit] Signed-off-by: Amit Shah <amit.shah@redhat.com>
2016-05-23Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into stagingPeter Maydell
* NMI cleanups (Bandan) * RAMBlock/Memory cleanups and fixes (Dominik, Gonglei, Fam, me) * first part of linuxboot support for fw_cfg DMA (Richard) * IOAPIC fix (Peter Xu) * iSCSI SG_IO fix (Vadim) * Various infrastructure bug fixes (Zhijian, Peter M., Stefan) * CVE fixes (Prasad) # gpg: Signature made Mon 23 May 2016 16:06:18 BST using RSA key ID 78C7AE83 # gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" # gpg: aka "Paolo Bonzini <pbonzini@redhat.com>" * remotes/bonzini/tags/for-upstream: (24 commits) cpus: call the core nmi injection function nmi: remove x86 specific nmi handling target-i386: add a generic x86 nmi handler coccinelle: add g_assert_cmp* to macro file iscsi: pass SCSI status back for SG_IO esp: check dma length before reading scsi command(CVE-2016-4441) esp: check command buffer length before write(CVE-2016-4439) scripts/signrom.py: Check for magic in option ROMs. scripts/signrom.py: Allow option ROM checksum script to write the size header. Remove config-devices.mak on 'make clean' cpus.c: Use pthread_sigmask() rather than sigprocmask() memory: remove unnecessary masking of MemoryRegion ram_addr memory: Drop FlatRange.romd_mode memory: Remove code for mr->may_overlap exec: adjust rcu_read_lock requirement memory: drop find_ram_block() vl: change runstate only if new state is different from current state ioapic: clear remote irr bit for edge-triggered interrupts ioapic: keep RO bits for IOAPIC entry target-i386: key sfence availability on CPUID_SSE, not CPUID_SSE2 ... Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2016-05-23nmi: remove x86 specific nmi handlingBandan Das
nmi_monitor_handle is wired to call the x86 nmi handler. So, we can directly use it at call sites. Signed-off-by: Bandan Das <bsd@redhat.com> Message-Id: <1463761717-26558-3-git-send-email-bsd@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2016-05-23memory: Remove code for mr->may_overlapFam Zheng
The collision check does nothing and hasn't been used. Remove the variable together with related code. Signed-off-by: Fam Zheng <famz@redhat.com> Message-Id: <1458900629-2334-2-git-send-email-famz@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2016-05-23memory: drop find_ram_block()Gonglei
On the one hand, we have already qemu_get_ram_block() whose function is similar. On the other hand, we can directly use mr->ram_block but searching RAMblock by ram_addr which is a kind of waste. Signed-off-by: Gonglei <arei.gonglei@huawei.com> Reviewed-by: Fam Zheng <famz@redhat.com> Message-Id: <1462845901-89716-2-git-send-email-arei.gonglei@huawei.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2016-05-23ioapic: keep RO bits for IOAPIC entryPeter Xu
Currently IOAPIC RO bits can be written. To be better aligned with hardware, we should let them read-only. Reviewed-by: Radim Krčmář <rkrcmar@redhat.com> Signed-off-by: Peter Xu <peterx@redhat.com> Message-Id: <1462875682-1349-2-git-send-email-peterx@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2016-05-23exec.c: Ensure right alignment also for file backed ramDominik Dingel
While in the anonymous ram case we already take care of the right alignment such an alignment gurantee does not exist for file backed ram allocation. Instead, pagesize is used for alignment. On s390 this is not enough for gmap, as we need to satisfy an alignment up to segments. Reported-by: Halil Pasic <pasic@linux.vnet.ibm.com> Signed-off-by: Dominik Dingel <dingel@linux.vnet.ibm.com> Message-Id: <1461585338-45863-1-git-send-email-dingel@linux.vnet.ibm.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2016-05-23Merge remote-tracking branch 'remotes/kraxel/tags/pull-usb-20160523-1' into ↵Peter Maydell
staging usb: add xen pvUSB backend, add num-ports check to ohci. # gpg: Signature made Mon 23 May 2016 14:02:25 BST using RSA key ID D3E87138 # gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>" # gpg: aka "Gerd Hoffmann <gerd@kraxel.org>" # gpg: aka "Gerd Hoffmann (private) <kraxel@gmail.com>" * remotes/kraxel/tags/pull-usb-20160523-1: usb/ohci: Fix crash with when specifying too many num-ports xen: add pvUSB backend xen: write information about supported backends xen: introduce dummy system device Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2016-05-23xen: add pvUSB backendJuergen Gross
Add a backend for para-virtualized USB devices for xen domains. The backend is using host-libusb to forward USB requests from a domain via libusb to the real device(s) passed through. Signed-off-by: Juergen Gross <jgross@suse.com> Acked-by: Anthony PERARD <anthony.perard@citrix.com> Message-id: 1463062421-613-4-git-send-email-jgross@suse.com Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2016-05-23xen: write information about supported backendsJuergen Gross
Add a Xenstore directory for each supported pv backend. This will allow Xen tools to decide which backend type to use in case there are multiple possibilities. The information is added under /local/domain/<backend-domid>/device-model/<domid>/backends before the "running" state is written to Xenstore. Using a directory for each backend enables us to add parameters for specific backends in the future. This interface is documented in the Xen source repository in the file docs/misc/qemu-backends.txt In order to reuse the Xenstore directory creation already present in hw/xen/xen_devconfig.c move the related functions to hw/xen/xen_backend.c where they fit better. Signed-off-by: Juergen Gross <jgross@suse.com> Acked-by: Anthony PERARD <anthony.perard@citrix.com> Reviewed-by: Wei Liu <wei.liu2@citrix.com> Message-id: 1463062421-613-3-git-send-email-jgross@suse.com Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2016-05-23virtio-gpu: use VIRTIO_GPU_MAX_SCANOUTSMarc-André Lureau
The value is defined in virtio_gpu.h already (changing from 4 to 16). Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> Message-id: 1463653560-26958-6-git-send-email-marcandre.lureau@redhat.com Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2016-05-23xen: introduce dummy system deviceJuergen Gross
Introduce a new dummy system device serving as parent for virtual buses. This will enable new pv backends to introduce virtual buses which are removable again opposed to system buses which are meant to stay once added. Signed-off-by: Juergen Gross <jgross@suse.com> Acked-by: Anthony PERARD <anthony.perard@citrix.com> Reviewed-by: Wei Liu <wei.liu2@citrix.com> Message-id: 1463062421-613-2-git-send-email-jgross@suse.com Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2016-05-23migration/qjson: Drop gratuitous use of QOMMarkus Armbruster
All the use of QOM buys us here is the ability to destroy the thing with object_unref(OBJECT(vmdesc)). Not worth the notational overhead. Signed-off-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Message-Id: <1462380558-2030-3-git-send-email-armbru@redhat.com> Signed-off-by: Amit Shah <amit.shah@redhat.com>
2016-05-23migration: Move qjson.[ch] to migration/Markus Armbruster
Type QJSON lets you build JSON text. Its interface mirrors (a subset of) abstract JSON syntax. QAPI output visitors also produce JSON text. They assert their preconditions and invariants, and therefore abort on incorrect use. Contrastingly, QJSON does *not* detect incorrect use. It happily produces invalid JSON then. This is what migration wants. QJSON was designed for migration, and migration is its only user. Move it to migration/ for proper coverage by MAINTAINERS, and to deter accidental use outside migration. [Pointed out by Eric: QJSON was added in commits 0457d07..b174257 -- Amit] Signed-off-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Message-Id: <1462380558-2030-2-git-send-email-armbru@redhat.com> Signed-off-by: Amit Shah <amit.shah@redhat.com>
2016-05-23rng-random: rename RndRandom to RngRandomWei Jiangang
Usually, Random Number Generator is abbreviated to RNG/rng. so replacing RndRandom with RngRandom seems more reasonable and keep consistent with RngBackend. Signed-off-by: Wei Jiangang <weijg.fnst@cn.fujitsu.com> Reviewed-by: Pankaj Gupta <pagupta@redhat.com> Message-Id: <1460684168-5403-1-git-send-email-weijg.fnst@cn.fujitsu.com> Signed-off-by: Amit Shah <amit.shah@redhat.com>
2016-05-20machine: add properties to compat_props incrementalyIgor Mammedov
Switch to adding compat properties incrementaly instead of completly overwriting compat_props per machine type. That removes data duplication which we have due to nested [PC|SPAPR]_COMPAT_* macros. It also allows to set default device properties from default foo_machine_options() hook, which will be used in following patch for putting VMGENID device as a function if ISA bridge on pc/q35 machines. Suggested-by: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Igor Mammedov <imammedo@redhat.com> Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com> Reviewed-by: Eduardo Habkost <ehabkost@redhat.com> [ehabkost: Fixed CCW_COMPAT_* and PC_COMPAT_0_* defines] Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2016-05-20vl: Move DisplayType typedef to vl.cEduardo Habkost
Now the type is only used inside vl.c and doesn't need to be in a header file. Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2016-05-20vl: Make display_type a local variableEduardo Habkost
Now display_type is only used inside main(), and don't need to be a global variable. Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2016-05-20vl: Replace DT_NOGRAPHIC with machine optionEduardo Habkost
All DisplayType values are just UI options that don't affect any hardware emulation code, except for DT_NOGRAPHIC. Replace DT_NOGRAPHIC with DT_NONE plus a new "-machine graphics=on|off" option, so hardware emulation code don't need to use the display_type variable. Cc: Michael Walle <michael@walle.cc> Cc: Blue Swirl <blauwirbel@gmail.com> Cc: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2016-05-20spice: Initialization stubs on qemu-spice.hEduardo Habkost
This reduces the number of CONFIG_SPICE #ifdefs in vl.c. Cc: Gerd Hoffmann <kraxel@redhat.com> Reviewed-by: Gerd Hoffmann <kraxel@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2016-05-20gtk: Initialization stubsEduardo Habkost
This reduces the number of CONFIG_GTK #ifdefs in vl.c. Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2016-05-20cocoa: cocoa_display_init() stubEduardo Habkost
One less #ifdef in vl.c. Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2016-05-20sdl: Initialization stubsEduardo Habkost
This reduces the number of CONFIG_SDL #ifdefs in vl.c. Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2016-05-20curses: curses_display_init() stubEduardo Habkost
One less #ifdef in vl.c. Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2016-05-20vnc: Initialization stubsEduardo Habkost
This reduces the number of CONFIG_VNC #ifdefs in the vl.c code. The only user-visible difference is that this will make QEMU complain about syntax when using "-display vnc" ("VNC requires a display argument vnc=<display>") even if CONFIG_VNC is disabled. Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2016-05-20vl: Add DT_COCOA DisplayType valueEduardo Habkost
Instead of reusing DT_SDL for Cocoa, use DT_COCOA to indicate that a Cocoa display was requested. configure already ensures CONFIG_COCOA and CONFIG_SDL are never set at the same time. The only case where DT_SDL is used outside a #ifdef CONFIG_SDL block is in the no_frame/alt_grab/ctrl_grab check. That means the only user-visible change is that we will start printing a warning if the SDL-specific options are used in Cocoa mode. This is a bugfix, because no_frame/alt_grab/ctrl_grab are not used by Cocoa code. Cc: Andreas Färber <andreas.faerber@web.de> Cc: Peter Maydell <peter.maydell@linaro.org> Acked-by: Andreas Färber <andreas.faerber@web.de> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>