Commit Graph

411 Commits

Author SHA1 Message Date
Bernhard Beschow
f0712099a2 hw/usb/hcd-uhci: Introduce TYPE_ defines for device models
Suggested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-Id: <20221204190553.3274-7-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2023-01-13 16:22:57 +01:00
Bernhard Beschow
738c2eb47f hw/isa/piix3: Decouple INTx-to-LNKx routing which is board-specific
pci_map_irq_fn's in general seem to be board-specific. So move PIIX3's
pci_slot_get_pirq() to board code to not have PIIX3 make assuptions
about its board.

Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20230109172347.1830-6-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2023-01-13 16:22:57 +01:00
Cornelia Huck
5719a179e0 pc: clean up compat machines
We can move setting default_cpu_version into the base machine options,
and we need to unset alias and is_default only once.

Suggested-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Message-Id: <20221212152145.124317-3-cohuck@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
2022-12-21 06:35:28 -05:00
Cornelia Huck
db723c80b1 hw: Add compat machines for 8.0
Add 8.0 machine types for arm/i440fx/m68k/q35/s390x/spapr.

Reviewed-by: Cédric Le Goater <clg@kaod.org> [ppc]
Reviewed-by: Thomas Huth <thuth@redhat.com> [s390x]
Reviewed-by: Greg Kurz <groug@kaod.org> [ppc]
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Message-Id: <20221212152145.124317-2-cohuck@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
2022-12-21 06:35:28 -05:00
Bernhard Beschow
bb2e9b1d66 hw/ide/piix: Introduce TYPE_ macros for PIIX IDE controllers
Suggested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20221022150508.26830-9-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2022-10-31 11:32:07 +01:00
Bernhard Beschow
503a35e7fd hw/i386/pc: Create DMA controllers in south bridges
Just like in the real hardware (and in PIIX4), create the DMA
controllers in the south bridges.

Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20221022150508.26830-2-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2022-10-31 11:32:07 +01:00
Jason A. Donenfeld
ffe2d2382e x86: re-enable rng seeding via SetupData
This reverts 3824e25db1 ("x86: disable rng seeding via setup_data"), but
for 7.2 rather than 7.1, now that modifying setup_data is safe to do.

Cc: Laurent Vivier <laurent@vivier.eu>
Cc: Michael S. Tsirkin <mst@redhat.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Peter Maydell <peter.maydell@linaro.org>
Cc: Philippe Mathieu-Daudé <f4bug@amsat.org>
Cc: Richard Henderson <richard.henderson@linaro.org>
Cc: Ard Biesheuvel <ardb@kernel.org>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Message-Id: <20220921093134.2936487-4-Jason@zx2c4.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2022-09-27 11:30:59 +02:00
Cornelia Huck
f514e1477f hw: Add compat machines for 7.2
Add 7.2 machine types for arm/i440fx/m68k/q35/s390x/spapr.

Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: Daniel Henrique Barboza <danielhb413@gmail.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-Id: <20220727121755.395894-1-cohuck@redhat.com>
[thuth: fixed conflict with pcmc->legacy_no_rng_seed]
Signed-off-by: Thomas Huth <thuth@redhat.com>
2022-08-25 21:59:04 +02:00
Gerd Hoffmann
3824e25db1 x86: disable rng seeding via setup_data
Causes regressions when doing direct kernel boots with OVMF.

At this point in the release cycle the only sensible action
is to just disable this for 7.1 and sort it properly in the
7.2 devel cycle.

Cc: Jason A. Donenfeld <Jason@zx2c4.com>
Cc: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Richard Henderson <richard.henderson@linaro.org>
Cc: Eduardo Habkost <eduardo@habkost.net>
Cc: Peter Maydell <peter.maydell@linaro.org>
Cc: Philippe Mathieu-Daudé <f4bug@amsat.org>
Cc: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-Id: <20220817083940.3174933-1-kraxel@redhat.com>
Cc: Jason A. Donenfeld <Jason@zx2c4.com>
Cc: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Richard Henderson <richard.henderson@linaro.org>
Cc: Eduardo Habkost <eduardo@habkost.net>
Cc: Peter Maydell <peter.maydell@linaro.org>
Cc: Philippe Mathieu-Daudé <f4bug@amsat.org>
Cc: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2022-08-17 07:07:37 -04:00
Joao Martins
b3e6982b41 i386/pc: restrict AMD only enforcing of 1Tb hole to new machine type
The added enforcing is only relevant in the case of AMD where the
range right before the 1TB is restricted and cannot be DMA mapped
by the kernel consequently leading to IOMMU INVALID_DEVICE_REQUEST
or possibly other kinds of IOMMU events in the AMD IOMMU.

Although, there's a case where it may make sense to disable the
IOVA relocation/validation when migrating from a
non-amd-1tb-aware qemu to one that supports it.

Relocating RAM regions to after the 1Tb hole has consequences for
guest ABI because we are changing the memory mapping, so make
sure that only new machine enforce but not older ones.

Signed-off-by: Joao Martins <joao.m.martins@oracle.com>
Acked-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Acked-by: Igor Mammedov <imammedo@redhat.com>
Message-Id: <20220719170014.27028-12-joao.m.martins@oracle.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2022-07-26 10:40:58 -04:00
Joao Martins
c48eb7a4e8 i386/pc: pass pci_hole64_size to pc_memory_init()
Use the pre-initialized pci-host qdev and fetch the
pci-hole64-size into pc_memory_init() newly added argument.
Use PCI_HOST_PROP_PCI_HOLE64_SIZE pci-host property for
fetching pci-hole64-size.

This is in preparation to determine that host-phys-bits are
enough and for pci-hole64-size to be considered to relocate
ram-above-4g to be at 1T (on AMD platforms).

Signed-off-by: Joao Martins <joao.m.martins@oracle.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Message-Id: <20220719170014.27028-4-joao.m.martins@oracle.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2022-07-26 10:40:58 -04:00
Joao Martins
4876778749 i386/pc: create pci-host qdev prior to pc_memory_init()
At the start of pc_memory_init() we usually pass a range of
0..UINT64_MAX as pci_memory, when really its 2G (i440fx) or
32G (q35). To get the real user value, we need to get pci-host
passed property for default pci_hole64_size. Thus to get that,
create the qdev prior to memory init to better make estimations
on max used/phys addr.

This is in preparation to determine that host-phys-bits are
enough and also for pci-hole64-size to be considered to relocate
ram-above-4g to be at 1T (on AMD platforms).

Signed-off-by: Joao Martins <joao.m.martins@oracle.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Message-Id: <20220719170014.27028-3-joao.m.martins@oracle.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2022-07-26 10:40:58 -04:00
Jason A. Donenfeld
67f7e426e5 hw/i386: pass RNG seed via setup_data entry
Tiny machines optimized for fast boot time generally don't use EFI,
which means a random seed has to be supplied some other way. For this
purpose, Linux (≥5.20) supports passing a seed in the setup_data table
with SETUP_RNG_SEED, specially intended for hypervisors, kexec, and
specialized bootloaders. The linked commit shows the upstream kernel
implementation.

At Paolo's request, we don't pass these to versioned machine types ≤7.0.

Link: https://git.kernel.org/tip/tip/c/68b8e9713c8
Cc: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Richard Henderson <richard.henderson@linaro.org>
Cc: Eduardo Habkost <eduardo@habkost.net>
Cc: Peter Maydell <peter.maydell@linaro.org>
Cc: Philippe Mathieu-Daudé <f4bug@amsat.org>
Cc: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Message-Id: <20220721125636.446842-1-Jason@zx2c4.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2022-07-22 19:26:34 +02:00
Bernhard Beschow
c92331bf04 hw/pci-host/i440fx: Remove unused parameter from i440fx_init()
pi440fx_state is an out-parameter which is never read by the caller.

Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Message-Id: <20220612192800.40813-1-shentey@gmail.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2022-06-28 11:10:33 +02:00
Bernhard Beschow
988fb61321 hw/isa/piix3: Inline and remove piix3_create()
During the previous changesets piix3_create() became a trivial
wrapper around more generic functions. Modernize the code.

Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Message-Id: <20220603185045.143789-12-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
2022-06-11 11:44:50 +02:00
Bernhard Beschow
6e8791fb61 hw/isa/piix3: Factor out ISABus retrieval from piix3_create()
Modernizes the code.

Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Message-Id: <20220603185045.143789-11-shentey@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
2022-06-11 11:44:50 +02:00
Mark Cave-Ayland
ee7318bc09 hw/i386/pc_piix: create PIIX4_PM device directly instead of using piix4_pm_initfn()
Now that all external logic has been removed from piix4_pm_initfn() the PIIX4_PM
device can be instantiated directly.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20220528091934.15520-11-mark.cave-ayland@ilande.co.uk>
Reviewed-by: Bernhard Beschow <shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
2022-06-11 11:44:36 +02:00
Mark Cave-Ayland
b49e94424c hw/acpi/piix4: use qdev gpio to wire up smi_irq
Initialize the SMI IRQ in piix4_pm_init().

The smi_irq can now be wired up directly using a qdev gpio instead
of having to set the IRQ externally in piix4_pm_initfn().

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20220528091934.15520-10-mark.cave-ayland@ilande.co.uk>
[PMD: Partially squash 20220528091934.15520-8-mark.cave-ayland@ilande.co.uk]
Reviewed-by: Bernhard Beschow <shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
2022-06-11 11:44:32 +02:00
Mark Cave-Ayland
29786d42ba hw/acpi/piix4: use qdev gpio to wire up sci_irq
Introduce piix4_pm_init() instance init function and use it to
initialise the separate qdev gpio for the SCI IRQ.

The sci_irq can now be wired up directly using a qdev gpio instead
of having to set the IRQ externally in piix4_pm_initfn().

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20220528091934.15520-9-mark.cave-ayland@ilande.co.uk>
[PMD: Partially squash 20220528091934.15520-8-mark.cave-ayland@ilande.co.uk]
Reviewed-by: Bernhard Beschow <shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
2022-06-11 11:44:28 +02:00
Mark Cave-Ayland
d0af99ac12 hw/acpi/piix4: rename piix4_pm_init() to piix4_pm_initfn()
When QOMifying a device it is typical to use _init() as the suffix for an
instance_init function, however this name is already in use by the legacy
piix4_pm_init() wrapper function. Eventually the wrapper function will be
removed, but for now rename it to piix4_pm_initfn() to avoid a naming
collision.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20220528091934.15520-7-mark.cave-ayland@ilande.co.uk>
Reviewed-by: Bernhard Beschow <shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
2022-06-11 11:44:24 +02:00
Mark Cave-Ayland
19eb2a0da2 hw/acpi/piix4: alter piix4_pm_init() to return PIIX4PMState
This exposes the PIIX4_PM device to the caller to allow any qdev gpios to be
mapped outside of piix4_pm_init().

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20220528091934.15520-6-mark.cave-ayland@ilande.co.uk>
Reviewed-by: Bernhard Beschow <shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
2022-06-11 11:44:20 +02:00
Richard Henderson
30796f5567 virtio,pc,pci: fixes,cleanups,features
more CXL patches
 VIOT
 Igor's huge AML rework
 fixes, cleanups all over the place
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge tag 'for_upstream' of git://git.kernel.org/pub/scm/virt/kvm/mst/qemu into staging

virtio,pc,pci: fixes,cleanups,features

more CXL patches
VIOT
Igor's huge AML rework
fixes, cleanups all over the place

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

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* tag 'for_upstream' of git://git.kernel.org/pub/scm/virt/kvm/mst/qemu: (53 commits)
  hw/vhost-user-scsi|blk: set `supports_config` flag correctly
  hw/virtio/vhost-user: don't use uninitialized variable
  tests/acpi: virt: update golden masters for VIOT
  hw/acpi/viot: sort VIOT ACPI table entries by PCI host bridge min_bus
  tests/acpi: virt: allow VIOT acpi table changes
  hw/acpi/viot: build array of PCI host bridges before generating VIOT ACPI table
  hw/acpi/viot: move the individual PCI host bridge entry generation to a new function
  hw/acpi/viot: rename build_pci_range_node() to enumerate_pci_host_bridges()
  hw/cxl: Fix missing write mask for HDM decoder target list registers
  pci: fix overflow in snprintf string formatting
  hw/machine: Drop cxl_supported flag as no longer useful
  hw/cxl: Move the CXLState from MachineState to machine type specific state.
  tests/acpi: Update q35/CEDT.cxl for new memory addresses.
  pci/pci_expander_bridge: For CXL HB delay the HB register memory region setup.
  tests/acpi: Allow modification of q35 CXL CEDT table.
  hw/cxl: Push linking of CXL targets into i386/pc rather than in machine.c
  hw/acpi/cxl: Pass in the CXLState directly rather than MachineState
  hw/cxl: Make the CXL fixed memory window setup a machine parameter.
  x86: acpi-build: do not include hw/isa/isa.h directly
  tests: acpi: update expected DSDT.tis.tpm2/DSDT.tis.tpm12 blobs
  ...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2022-06-10 18:15:34 -07:00
Igor Mammedov
38003951b5 q35: acpi: drop not needed PCMachineClass::do_not_add_smb_acpi
by default we do not version ACPI AML as it's considered
a part of firmware. Drop do_not_add_smb_acpi that blocked
SMBUS AML description on 3.1 and older machine types without
providing justification.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Message-Id: <20220608135340.3304695-18-imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2022-06-09 19:32:49 -04:00
Bernhard Beschow
7851b21a81 hw/ide/piix: Remove redundant "piix3-ide-xen" device class
Commit 0f8445820f 'xen: piix reuse pci
generic class init function' already resolved redundant code which in
turn rendered piix3-ide-xen redundant.

Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Reviewed-by: Anthony PERARD <anthony.perard@citrix.com>
Message-Id: <20220513180957.90514-2-shentey@gmail.com>
Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
2022-06-09 14:47:42 +01:00
Xiaoyao Li
c300bbe8d2 hw/i386: Make pic a property of common x86 base machine type
Legacy PIC (8259) cannot be supported for TDX guests since TDX module
doesn't allow directly interrupt injection.  Using posted interrupts
for the PIC is not a viable option as the guest BIOS/kernel will not
do EOI for PIC IRQs, i.e. will leave the vIRR bit set.

Make PIC the property of common x86 machine type. Hence all x86
machines, including microvm, can disable it.

Signed-off-by: Xiaoyao Li <xiaoyao.li@intel.com>
Reviewed-by: Sergio Lopez <slp@redhat.com>
Message-Id: <20220310122811.807794-3-xiaoyao.li@intel.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2022-05-16 16:15:40 -04:00
Bernhard Beschow
4a8027363e hw/xen/xen_pt: Confine igd-passthrough-isa-bridge to XEN
igd-passthrough-isa-bridge is only requested in xen_pt but was
implemented in pc_piix.c. This caused xen_pt to dependend on i386/pc
which is hereby resolved.

Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Acked-by: Anthony PERARD <anthony.perard@citrix.com>
Message-Id: <20220326165825.30794-2-shentey@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2022-05-12 12:07:06 +02:00
Cornelia Huck
0ca703662e hw: Add compat machines for 7.1
Add 7.1 machine types for arm/i440fx/m68k/q35/s390x/spapr.

Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Message-Id: <20220316145521.1224083-1-cohuck@redhat.com>
Reviewed-by: Eric Farman <farman@linux.ibm.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Acked-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Yanan Wang <wangyanan55@huawei.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2022-04-20 09:36:24 +02:00
Thomas Huth
f59fb1889f hw/i386/pc_piix: Mark the machine types from version 1.4 to 1.7 as deprecated
The list of machine types grows larger and larger each release ... and
it is unlikely that many people still use the very old ones for live
migration. QEMU v1.7 has been released more than 8 years ago, so most
people should have updated their machines to a newer version in those
8 years at least once. Thus let's mark the very old 1.x machine types
as deprecated now.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20220117191639.278497-1-thuth@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2022-03-06 05:08:23 -05:00
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
Thomas Huth
274f5e6343 hw/i386: Add the possibility to disable the 'isapc' machine
We already have a CONFIG_ISAPC switch - but we're not using it yet.
Add some "#ifdefs" to make it possible to disable this machine now.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20220107160713.235918-1-thuth@redhat.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2022-02-04 09:07:43 -05:00
Eduardo Habkost
0e4edb3b3b hw/i386: expose a "smbios-entry-point-type" PC machine property
The i440fx and Q35 machine types are both hardcoded to use the
legacy SMBIOS 2.1 (32-bit) entry point. This is a sensible
conservative choice because SeaBIOS only supports SMBIOS 2.1

EDK2, however, can also support SMBIOS 3.0 (64-bit) entry points,
and QEMU already uses this on the ARM virt machine type.

This adds a property to allow the choice of SMBIOS entry point
versions For example to opt in to 64-bit SMBIOS entry point:

   $QEMU -machine q35,smbios-entry-point-type=64

Based on a patch submitted by Daniel Berrangé.

Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20211026151100.1691925-4-ehabkost@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
2022-01-07 05:19:55 -05:00
Eduardo Habkost
10be11d0b4 smbios: Rename SMBIOS_ENTRY_POINT_* enums
Rename the enums to match the naming style used by QAPI, and to
use "32" and "64" instead of "20" and "31".  This will allow us
to more easily move the enum to the QAPI schema later.

About the naming choice: "SMBIOS 2.1 entry point"/"SMBIOS 3.0
entry point" and "32-bit entry point"/"64-bit entry point" are
synonymous in the SMBIOS specification.  However, the phrases
"32-bit entry point" and "64-bit entry point" are used more often.

The new names also avoid confusion between the entry point format
and the actual SMBIOS version reported in the entry point
structure.  For example: currently the 32-bit entry point
actually report SMBIOS 2.8 support, not 2.1.

Based on portions of a patch submitted by Daniel P. Berrangé.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20211026151100.1691925-2-ehabkost@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2022-01-07 05:19:55 -05:00
Cornelia Huck
01854af2cf hw: Add compat machines for 7.0
Add 7.0 machine types for arm/i440fx/q35/s390x/spapr.

Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Andrew Jones <drjones@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Acked-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20211217143948.289995-1-cohuck@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2022-01-05 09:06:36 +01:00
Paolo Bonzini
f014c97459 target/i386: move linuxboot_dma_enabled to X86MachineState
This removes a parameter from x86_load_linux, and will avoid code
duplication between the linux and multiboot cases once multiboot
starts to support DMA.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2021-11-02 15:57:27 +01:00
Yanan Wang
2b52619994 machine: Move smp_prefer_sockets to struct SMPCompatProps
Now we have a common structure SMPCompatProps used to store information
about SMP compatibility stuff, so we can also move smp_prefer_sockets
there for cleaner code.

No functional change intended.

Signed-off-by: Yanan Wang <wangyanan55@huawei.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Andrew Jones <drjones@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Message-Id: <20210929025816.21076-15-wangyanan55@huawei.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2021-10-01 15:29:15 +02:00
Yanan Wang
4a0af2930a machine: Prefer cores over sockets in smp parsing since 6.2
In the real SMP hardware topology world, it's much more likely that
we have high cores-per-socket counts and few sockets totally. While
the current preference of sockets over cores in smp parsing results
in a virtual cpu topology with low cores-per-sockets counts and a
large number of sockets, which is just contrary to the real world.

Given that it is better to make the virtual cpu topology be more
reflective of the real world and also for the sake of compatibility,
we start to prefer cores over sockets over threads in smp parsing
since machine type 6.2 for different arches.

In this patch, a boolean "smp_prefer_sockets" is added, and we only
enable the old preference on older machines and enable the new one
since type 6.2 for all arches by using the machine compat mechanism.

Suggested-by: Daniel P. Berrange <berrange@redhat.com>
Signed-off-by: Yanan Wang <wangyanan55@huawei.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Acked-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: Andrew Jones <drjones@redhat.com>
Reviewed-by: Pankaj Gupta <pankaj.gupta@ionos.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Message-Id: <20210929025816.21076-10-wangyanan55@huawei.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2021-10-01 15:28:16 +02:00
Sean Christopherson
fb6986a20e i440fx: Add support for SGX EPC
Enable SGX EPC virtualization, which is currently only support by KVM.

Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
Signed-off-by: Yang Zhong <yang.zhong@intel.com>
Message-Id: <20210719112136.57018-22-yang.zhong@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2021-09-30 15:30:24 +02:00
Yanan Wang
52e64f5b1f hw: Add compat machines for 6.2
Add 6.2 machine types for arm/i440fx/q35/s390x/spapr.

Signed-off-by: Yanan Wang <wangyanan55@huawei.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Andrew Jones <drjones@redhat.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: Pankaj Gupta <pankaj.gupta@ionos.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-09-01 11:08:16 +01:00
Peter Maydell
7f4c520dac arch_init.h: Don't include arch_init.h unnecessarily
arch_init.h only defines the QEMU_ARCH_* enumeration and the
arch_type global. Don't include it in files that don't use those.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-id: 20210730105947.28215-8-peter.maydell@linaro.org
2021-08-26 17:02:00 +01:00
Claudio Fontana
f5cc5a5c16 i386: split cpu accelerators from cpu.c, using AccelCPUClass
i386 is the first user of AccelCPUClass, allowing to split
cpu.c into:

cpu.c            cpuid and common x86 cpu functionality
host-cpu.c       host x86 cpu functions and "host" cpu type
kvm/kvm-cpu.c    KVM x86 AccelCPUClass
hvf/hvf-cpu.c    HVF x86 AccelCPUClass
tcg/tcg-cpu.c    TCG x86 AccelCPUClass

Signed-off-by: Claudio Fontana <cfontana@suse.de>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

[claudio]:
Rebased on commit b8184135 ("target/i386: allow modifying TCG phys-addr-bits")

Signed-off-by: Claudio Fontana <cfontana@suse.de>
Message-Id: <20210322132800.7470-5-cfontana@suse.de>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2021-05-10 15:41:49 -04:00
Thomas Huth
ee86213aa3 Do not include exec/address-spaces.h if it's not really necessary
Stop including exec/address-spaces.h in files that don't need it.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20210416171314.2074665-5-thuth@redhat.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-05-02 17:24:51 +02:00
Thomas Huth
2068cabd3f Do not include cpu.h if it's not really necessary
Stop including cpu.h in files that don't need it.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20210416171314.2074665-4-thuth@redhat.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-05-02 17:24:51 +02:00
Thomas Huth
4c386f8064 Do not include sysemu/sysemu.h if it's not really necessary
Stop including sysemu/sysemu.h in files that don't need it.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20210416171314.2074665-2-thuth@redhat.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-05-02 17:24:50 +02:00
Cornelia Huck
da7e13c00b hw: add compat machines for 6.1
Add 6.1 machine types for arm/i440fx/q35/s390x/spapr.

Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Acked-by: Greg Kurz <groug@kaod.org>
Message-id: 20210331111900.118274-1-cohuck@redhat.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-04-30 11:16:51 +01:00
Vitaly Cheptsov
0a343a5add i386/acpi: restore device paths for pre-5.1 vms
After fixing the _UID value for the primary PCI root bridge in
af1b80ae it was discovered that this change updates Windows
configuration in an incompatible way causing network configuration
failure unless DHCP is used. More details provided on the list:

https://lists.gnu.org/archive/html/qemu-devel/2021-02/msg08484.html

This change reverts the _UID update from 1 to 0 for q35 and i440fx
VMs before version 5.2 to maintain the original behaviour when
upgrading.

Cc: qemu-stable@nongnu.org
Cc: qemu-devel@nongnu.org
Reported-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
Suggested-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Vitaly Cheptsov <cheptsov@ispras.ru>
Message-Id: <20210301195919.9333-1-cheptsov@ispras.ru>
Tested-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Fixes: af1b80ae56 ("i386/acpi: fix inconsistent QEMU/OVMF device paths")
2021-03-02 05:40:35 -05:00
Thomas Huth
f862ddbb1a hw/i386: Remove the deprecated pc-1.x machine types
They have been deprecated since QEMU v5.0, time to remove them now.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20210203171832.483176-2-thuth@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
2021-02-05 08:52:59 -05:00
Cornelia Huck
576a00bdeb hw: add compat machines for 6.0
Add 6.0 machine types for arm/i440fx/q35/s390x/spapr.

Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Message-Id: <20201109173928.1001764-1-cohuck@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2020-12-08 13:48:58 -05:00
Eduardo Habkost
0259c78ca7 pc: Implement -no-hpet as sugar for -machine hpet=on
Get rid of yet another global variable.

The default will be hpet=on only if CONFIG_HPET=y.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20201021144716.1536388-1-ehabkost@redhat.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2020-10-30 04:29:13 -04:00
Jason Andryuk
8959e0a63a hw/xen: Set suppress-vmdesc for Xen machines
xen-save-devices-state doesn't currently generate a vmdesc, so restore
always triggers "Expected vmdescription section, but got 0".  This is
not a problem when restore comes from a file.  However, when QEMU runs
in a linux stubdom and comes over a console, EOF is not received.  This
causes a delay restoring - though it does restore.

Setting suppress-vmdesc skips looking for the vmdesc during restore and
avoids the wait.

The other approach would be generate a vmdesc in qemu_save_device_state.
Since COLO shared that function, and the vmdesc is just discarded on
restore, we choose to skip it.

Reported-by: Marek Marczykowski-Górecki <marmarek@invisiblethingslab.com>
Signed-off-by: Jason Andryuk <jandryuk@gmail.com>
Acked-by: Anthony PERARD <anthony.perard@citrix.com>
Message-Id: <20201013190506.3325-1-jandryuk@gmail.com>
Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
2020-10-19 16:33:28 +01:00
Vitaly Kuznetsov
8700a98443 target/i386: always create kvmclock device
QEMU's kvmclock device is only created when KVM PV feature bits for
kvmclock (KVM_FEATURE_CLOCKSOURCE/KVM_FEATURE_CLOCKSOURCE2) are
exposed to the guest. With 'kvm=off' cpu flag the device is not
created and we don't call KVM_GET_CLOCK/KVM_SET_CLOCK upon migration.
It was reported that without these call at least Hyper-V TSC page
clocksouce (which can be enabled independently) gets broken after
migration.

Switch to creating kvmclock QEMU device unconditionally, it seems
to always make sense to call KVM_GET_CLOCK/KVM_SET_CLOCK on migration.
Use KVM_CAP_ADJUST_CLOCK check instead of CPUID feature bits.

Reported-by: Antoine Damhet <antoine.damhet@blade-group.com>
Suggested-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Message-Id: <20200922151934.899555-1-vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2020-09-30 19:11:36 +02:00