Commit Graph

1068 Commits

Author SHA1 Message Date
Michael Roth 46503c2bc0 spapr_rtas: add ibm, configure-connector RTAS interface
This interface is used to fetch an OF device-tree nodes that describes a
newly-attached device to guest. It is called multiple times to walk the
device-tree node and fetch individual properties into a 'workarea'/buffer
provided by the guest.

The device-tree is generated by QEMU and passed to an sPAPRDRConnector during
the initial hotplug operation, and the state of these RTAS calls is tracked by
the sPAPRDRConnector. When the last of these properties is successfully
fetched, we report as special return value to the guest and transition
the device to a 'configured' state on the QEMU/DRC side.

See docs/specs/ppc-spapr-hotplug.txt for a complete description of
this interface.

Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Alexander Graf <agraf@suse.de>
2015-06-03 23:56:53 +02:00
Michael Roth ab316865db spapr: add rtas_st_buffer_direct() helper
This is similar to the existing rtas_st_buffer(), but for cases
where the guest is not expecting a length-encoded byte array.
Namely, for calls where a "work area" buffer is used to pass
around arbitrary fields/data.

Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Alexander Graf <agraf@suse.de>
2015-06-03 23:56:53 +02:00
Mike Day 8c8639df32 spapr_rtas: add set-indicator RTAS interface
This interface allows a guest to control various platform/device
sensors. Initially, we only implement support necessary to control
sensors that are required for hotplug: DR connector indicators/LEDs,
resource allocation state, and resource isolation state.

See docs/specs/ppc-spapr-hotplug.txt for a complete description of
this interface.

Signed-off-by: Mike Day <ncmike@ncultra.org>
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Alexander Graf <agraf@suse.de>
2015-06-03 23:56:53 +02:00
Michael Roth bbf5c878ab spapr_drc: initial implementation of sPAPRDRConnector device
This device emulates a firmware abstraction used by pSeries guests to
manage hotplug/dynamic-reconfiguration of host-bridges, PCI devices,
memory, and CPUs. It is conceptually similar to an SHPC device,
complete with LED indicators to identify individual slots to physical
physical users and indicate when it is safe to remove a device. In
some cases it is also used to manage virtualized resources, such a
memory, CPUs, and physical-host bridges, which in the case of pSeries
guests are virtualized resources where the physical components are
managed by the host.

Guests communicate with these DR Connectors using RTAS calls,
generally by addressing the unique DRC index associated with a
particular connector for a particular resource. For introspection
purposes we expose this state initially as QOM properties, and
in subsequent patches will introduce the RTAS calls that make use of
it. This constitutes to the 'guest' interface.

On the QEMU side we provide an attach/detach interface to associate
or cleanup a DeviceState with a particular sPAPRDRConnector in
response to hotplug/unplug, respectively. This constitutes the
'physical' interface to the DR Connector.

Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Alexander Graf <agraf@suse.de>
2015-06-03 23:56:52 +02:00
Thomas Huth f9ce8e0aa3 hw/ppc/spapr_iommu: Fix the check for invalid upper bits in liobn
The check "liobn & 0xFFFFFFFF00000000ULL" in spapr_tce_find_by_liobn()
is completely useless since liobn is only declared as an uint32_t
parameter. Fix this by using target_ulong instead (this is what most
of the callers of this function are using, too).

Signed-off-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Alexander Graf <agraf@suse.de>
2015-06-03 23:56:51 +02:00
Alexey Kardashevskiy fae807a2b1 spapr_iommu: Make spapr_tce_find_by_liobn() public
At the moment spapr_tce_find_by_liobn() is used by H_PUT_TCE/...
handlers to find an IOMMU by LIOBN.

We are going to implement Dynamic DMA windows (DDW), new code
will go to a new file and we will use spapr_tce_find_by_liobn()
there too so let's make it public.

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Alexander Graf <agraf@suse.de>
2015-06-03 23:56:51 +02:00
Alexey Kardashevskiy 46c5874e9c spapr_pci: Make find_phb()/find_dev() public
This makes find_phb()/find_dev() public and changed its names
to spapr_pci_find_phb()/spapr_pci_find_dev() as they are going to
be used from other parts of QEMU such as VFIO DDW (dynamic DMA window)
or VFIO PCI error injection or VFIO EEH handling - in all these
cases there are RTAS calls which are addressed to BUID+config_addr
in IEEE1275 format.

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Alexander Graf <agraf@suse.de>
2015-06-03 23:56:51 +02:00
Alexey Kardashevskiy d9d96a3cc7 spapr_iommu: Add separate trace points for PCI DMA operations
This is to reduce VIO noise while debugging PCI DMA.

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Alexander Graf <agraf@suse.de>
2015-06-03 23:56:51 +02:00
Alexey Kardashevskiy 3e1a01cb55 spapr_pci: Define default DMA window size as a macro
This gets rid of a magic constant describing the default DMA window size
for an emulated PHB.

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Alexander Graf <agraf@suse.de>
2015-06-03 23:56:50 +02:00
Alexey Kardashevskiy 4290ca49ee spapr_vio: Introduce a liobn number generating macros
This introduces a macro which makes up a LIOBN from fixed prefix and
VIO device address (@reg property).

This is to keep LIOBN macros rendering consistent - the same macro for
PCI has been added by the previous patch.

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Alexander Graf <agraf@suse.de>
2015-06-03 23:56:50 +02:00
Alexey Kardashevskiy c8545818b3 spapr_pci: Introduce a liobn number generating macros
We are going to have multiple DMA windows per PHB and we want them to
migrate so we need a predictable way of assigning LIOBNs.

This introduces a macro which makes up a LIOBN from fixed prefix,
PHB index (unique PHB id) and window number.

This introduces a SPAPR_PCI_DMA_WINDOW_NUM() to know the window number
from LIOBN. It is used to distinguish the default 32bit windows from
dynamic windows and avoid picking default DMA window properties from
a wrong TCE table.

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Alexander Graf <agraf@suse.de>
2015-06-03 23:56:50 +02:00
Marcel Apfelbaum 6a3042b23b hw/pci: add support for NUMA nodes
PCI root buses can be attached to a specific NUMA node.
PCI buses are not attached by default to a NUMA node.

Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Laszlo Ersek <lersek@redhat.com>
2015-06-03 18:19:18 +02:00
Marcel Apfelbaum 40d14bef80 hw/pci: introduce PCI Expander Bridge (PXB)
PXB is a "light-weight" host bridge whose purpose is to enable
the main host bridge to support multiple PCI root buses
for pc machines.

As oposed to PCI-2-PCI bridge's secondary bus, PXB's bus
is a primary bus and can be associated with a NUMA node
(different from the main host bridge) allowing the guest OS
to recognize the proximity of a pass-through device to
other resources as RAM and CPUs.

The PXB is composed from:
 - A primary PCI bus (can be associated with a NUMA node)
   Acts like a normal pci bus and from the functionality point
   of view is an "expansion" of the bus behind the
   main host bridge.
 - A pci-2-pci bridge behind the primary PCI bus where the actual
   devices will be attached.
 - A host-bridge PCI device
   Situated on the bus behind the main host bridge, allows
   the BIOS to configure the bus number and IO/mem resources.
   It does not have its own config/data register for configuration
   cycles, this being handled by the main host bridge.
-  A host-bridge sysbus to comply with QEMU current design.

Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Laszlo Ersek <lersek@redhat.com>
2015-06-03 18:19:18 +02:00
Marcel Apfelbaum 602141d997 hw/pci: made pci_bus_num a PCIBusClass method
Refactoring it as a method of PCIBusClass will allow
different implementations for subclasses.

Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Laszlo Ersek <lersek@redhat.com>
2015-06-03 18:19:16 +02:00
Marcel Apfelbaum ce6a28ee05 hw/pci: made pci_bus_is_root a PCIBusClass method
Refactoring it as a method of PCIBusClass will allow
different implementations for subclasses.

Removed the assumption that the root bus does not
have a parent device because is specific only
to the default class implementation.

Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Laszlo Ersek <lersek@redhat.com>
2015-06-03 18:19:16 +02:00
Zhu Guihua ca9b46bcec acpi: add acpi_send_gpe_event() to rise sci for hotplug
Add a new API named acpi_send_gpe_event() to send hotplug SCI.
This API can be used by pci, cpu and memory hotplug.

This patch is rebased on master.

Signed-off-by: Zhu Guihua <zhugh.fnst@cn.fujitsu.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
2015-06-03 18:19:16 +02:00
Gerd Hoffmann d5aaa1b045 virtio: 64bit features fixups.
Commit "019a3ed virtio: make features 64bit wide" missed a few changes,
as I've noticed while trying to rebase the virtio-1 branch to latest
master.  This patch adds them.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-06-03 18:19:16 +02:00
Shannon Zhao 0b0cc076b7 hw/i386/pc: Fix misusing qemu_allocate_irqs for single irq
Since pc_allocate_cpu_irq only requests one irq, so let it just call
qemu_allocate_irq.

Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2015-06-03 14:21:24 +03:00
Eric Auger 5f7a5a0edc hw/arm/virt: add dynamic sysbus device support
Allows sysbus devices to be instantiated from command line by
using -device option. Machvirt creates a platform bus at init.
The dynamic sysbus devices are attached to this platform bus device.

The platform bus device registers a machine init done notifier
whose role will be to bind the dynamic sysbus devices. Indeed
dynamic sysbus devices are created after machine init.

machvirt also registers a notifier that will build the device
tree nodes for the platform bus and its children dynamic sysbus
devices.

Signed-off-by: Eric Auger <eric.auger@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-id: 1433244554-12898-4-git-send-email-eric.auger@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-06-02 16:31:18 +01:00
Eric Auger ac9d32e396 hw/arm/boot: arm_load_kernel implemented as a machine init done notifier
Device tree nodes for the platform bus and its children dynamic sysbus
devices are added in a machine init done notifier. To load the dtb once,
after those latter nodes are built and before ROM freeze, the actual
arm_load_kernel existing code is moved into a notifier notify function,
arm_load_kernel_notify. arm_load_kernel now only registers the
corresponding notifier.

Machine files that do not support platform bus stay unchanged. Machine
files willing to support dynamic sysbus devices must call arm_load_kernel
before sysbus-fdt arm_register_platform_bus_fdt_creator to make sure
dynamic sysbus device nodes are integrated in the dtb.

Signed-off-by: Eric Auger <eric.auger@linaro.org>
Reviewed-by: Shannon Zhao <zhaoshenglong@huawei.com>
Reviewed-by: Alexander Graf <agraf@suse.de>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-id: 1433244554-12898-3-git-send-email-eric.auger@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-06-02 16:31:17 +01:00
Jan Beulich 7611dae8a6 xen: don't allow guest to control MSI mask register
It's being used by the hypervisor. For now simply mimic a device not
capable of masking, and fully emulate any accesses a guest may issue
nevertheless as simple reads/writes without side effects.

This is XSA-129.

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Reviewed-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
2015-06-02 15:07:00 +00:00
Eric Auger 11d306b9df hw/arm/sysbus-fdt: helpers for platform bus nodes addition
This new C module will be used by ARM machine files to generate
platform bus node and their dynamic sysbus device tree nodes.

Dynamic sysbus device node addition is done in a machine init
done notifier. arm_register_platform_bus_fdt_creator does the
registration of this latter and is supposed to be called by
ARM machine files that support platform bus and their dynamic
sysbus. Addition of dynamic sysbus nodes is done only if the
user did not provide any dtb.

Signed-off-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Eric Auger <eric.auger@linaro.org>
Reviewed-by: Shannon Zhao <zhaoshenglong@huawei.com>
Reviewed-by: Alexander Graf <agraf@suse.de>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-id: 1433244554-12898-2-git-send-email-eric.auger@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-06-02 15:44:28 +01:00
Christoffer Dall bd204e63a7 target-arm: Add the GICv2m to the virt board
Add a GICv2m device to the virt board to enable MSIs on the generic PCI
host controller.  We allocate 64 SPIs in the IRQ space for now (this can
be increased/decreased later) and map the GICv2m right after the GIC in
the memory map.

Reviewed-by: Eric Auger <eric.auger@linaro.org>
Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
Message-id: 1432897270-7780-5-git-send-email-christoffer.dall@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-06-02 14:56:25 +01:00
Gerd Hoffmann e63d114b8a virtio-input: make virtio devices follow usual naming convention
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2015-06-02 10:31:29 +02:00
Michael Mueller 16c9d46d32 virtio-input: const_le16 and const_le32 not build time constant
As the implementation of const_le16 and const_le32 is not build time constant
on big endian systems this need to be fixed.

  CC    hw/input/virtio-input-hid.o
hw/input/virtio-input-hid.c:340:13: error: initializer element is not constant
hw/input/virtio-input-hid.c:340:13: error: (near initialization for ‘virtio_keyboard_config[1].u.ids.bustype’)
...

Signed-off-by: Michael Mueller <mimu@linux.vnet.ibm.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2015-06-02 10:29:54 +02:00
Gerd Hoffmann 019a3edbb2 virtio: make features 64bit wide
Make features 64bit wide everywhere.

On migration a full 64bit guest_features field is sent if one of the
high bits is set, in addition to the lower 32bit guest_features field
which must stay for compatibility reasons.  That way we send the lower
32 feature bits twice, but the code is simpler because we don't have
to split and compose the 64bit features into two 32bit fields.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-06-01 14:18:55 +02:00
Gerd Hoffmann fdba6d967e qdev: add 64bit properties
Needed for virtio features which go from 32bit to 64bit with virtio 1.0

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-06-01 14:18:55 +02:00
Marcel Apfelbaum 68e6b0af78 acpi: add aml_while() term
Add encoding for ACPI DefWhile Opcode.

Reviewed-by: Shannon Zhao <zhaoshenglong@huawei.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-06-01 14:18:54 +02:00
Marcel Apfelbaum af39d5363f acpi: add aml_increment() term
Add encoding for ACPI DefIncrement Opcode.

Reviewed-by: Shannon Zhao <zhaoshenglong@huawei.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-06-01 14:18:54 +02:00
Marcel Apfelbaum f7bd7b8eb6 acpi: add aml_shiftright() term
Add encoding for ACPI DefShiftRight Opcode.

Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Shannon Zhao <shannon.zhao@linaro.org>
2015-06-01 14:18:54 +02:00
Marcel Apfelbaum a57dddddd2 acpi: add aml_shiftleft() term
Add encoding for ACPI DefShiftLeft Opcode.

Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Shannon Zhao <shannon.zhao@linaro.org>
2015-06-01 14:18:54 +02:00
Marcel Apfelbaum 928b899657 acpi: add aml_index() term
Add encoding for ACPI DefIndex Opcode.

Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Shannon Zhao <shannon.zhao@linaro.org>
2015-06-01 14:18:54 +02:00
Marcel Apfelbaum 96396e2858 acpi: add aml_lless() term
Add encoding for ACPI DefLLess Opcode.

Reviewed-by: Shannon Zhao <zhaoshenglong@huawei.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-06-01 14:18:54 +02:00
Marcel Apfelbaum c08cf07042 acpi: add aml_add() term
Add encoding for ACPI DefAdd Opcode.

Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Shannon Zhao <shannon.zhao@linaro.org>
2015-06-01 14:18:54 +02:00
Stefan Berger 5cb18b3d7b TPM2 ACPI table support
Add a TPM2 ACPI table if a TPM 2 is used in the backend.
Also add an SSDT for the TPM 2.

Rename tpm_find() to tpm_get_version() and have this function
return the version of the TPM found, TPMVersion_Unspec if
no TPM is found. Use the version number to build version
specific ACPI tables.

Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-06-01 14:18:54 +02:00
Pavel Fedin 38d40ff10f Add stream ID to MSI write
GICv3 ITS distinguishes between devices by using hardwired device IDs passed on the bus.
This patch implements passing these IDs in qemu.
SMMU is also known to use stream IDs, therefore this addition can also be useful for
implementing platforms with SMMU.

Signed-off-by: Pavel Fedin <p.fedin@samsung.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>

 Changes from v1:
- Added bus number to the stream ID
- Added stream ID not only to MSI-X, but also to plain MSI. Some common code was made into
msi_send_message() function.
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-05-31 20:29:02 +02:00
Laszlo Ersek fd53c87cf6 i386/pc: pc_basic_device_init(): delegate FDC creation request
This patch introduces no observable change, but it allows the callers of
pc_basic_device_init(), ie. pc_init1() and pc_q35_init(), to request (or
not request) the creation of the FDC explicitly.

At the moment both callers pass constant create_fdctrl=true (hence no
observable change).

Assuming a board passes create_fdctrl=false, "floppy" will be NULL on
output, and (beyond the FDC not being created) that NULL will be passed on
to pc_cmos_init(). Luckily, pc_cmos_init() already handles that case.

Cc: Markus Armbruster <armbru@redhat.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: John Snow <jsnow@redhat.com>
Cc: "Gabriel L. Somlo" <gsomlo@gmail.com>
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>
Cc: qemu-block@nongnu.org
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
2015-05-31 20:24:06 +02:00
Jason Wang b829c2a98f virtio: increase the queue limit to 1024
Increase the queue limit to 1024. But virtio-ccw and s390-virtio won't
support this, this is done through failing device_plugged() for those
two transports if the number of virtqueues is greater than 64.

Signed-off-by: Jason Wang <jasowang@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-05-31 16:50:10 +02:00
Jason Wang 87b3bd1c85 virtio: rename VIRTIO_PCI_QUEUE_MAX to VIRTIO_QUEUE_MAX
VIRTIO_PCI_QUEUE_MAX is not only used for pci, so rename it be generic.

Cc: Amit Shah <amit.shah@redhat.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-05-31 16:50:10 +02:00
Jason Wang 8dfbaa6ac4 virtio-ccw: introduce ccw specific queue limit
Cc: Alexander Graf <agraf@suse.de>
Cc: Cornelia Huck <cornelia.huck@de.ibm.com>
Cc: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Richard Henderson <rth@twiddle.net>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-05-31 16:45:38 +02:00
Jason Wang 8ad176aaed virtio: introduce virtio_get_num_queues()
This patch introduces virtio_get_num_queues() which iterates the vqs
array and return the number of virtqueues used by device.

Signed-off-by: Jason Wang <jasowang@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-05-31 16:45:38 +02:00
Jason Wang e83980455c virtio: device_plugged() can fail
This patch passes error pointer to transport specific device_plugged()
callback. Through this way, device_plugged() can do some transport
specific check and fail. This will be uesd by following patches that
check the number of virtqueues against the transport limitation.

Cc: Cornelia Huck <cornelia.huck@de.ibm.com>
Cc: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Alexander Graf <agraf@suse.de>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-05-31 16:44:12 +02:00
Cornelia Huck cf34f533a1 virtio: move VIRTIO_F_NOTIFY_ON_EMPTY into core
Nearly all transports have been offering VIRTIO_F_NOTIFY_ON_EMPTY,
s390-virtio being the exception. There's no reason why it shouldn't
offer it as well, though (handling is done in core anyway), so let's
move it to the common virtio features.

While we're changing it anyway, fix the indentation for the
DEFINE_VIRTIO_COMMON_FEATURES macro.

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-05-31 16:27:25 +02:00
Cornelia Huck 6b8f102054 virtio: move host_features
Move host_features from the individual transport proxies into
the virtio device. Transports may continue to add feature bits
during device plugging.

This should it make easier to offer different sets of host features
for virtio-1/transitional support.

Tested-by: Shannon Zhao <shannon.zhao@linaro.org>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-05-31 16:27:18 +02:00
Eduardo Habkost d48f4fa69e machine: Remove unused fields from QEMUMachine
This removes the following fields from QEMUMachine: family, alias,
reset, hot_add_cpu, units_per_default_bus, no_serial, no_parallel,
use_virtcon, use_sclp, no_floppy, no_cdrom, default_display,
compat_props, and hw_version.

The only users of those fields were already converted to use QOM and
MachineClass directly, so they are not needed anymore.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-05-31 16:26:42 +02:00
Eduardo Habkost d644b11657 pc: Remove qemu_register_pc_machine() function
The helper is not needed anymore, as the PC machine classes are
registered using QOM directly.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-05-31 16:26:42 +02:00
Eduardo Habkost 865906f7fd pc: Don't use QEMUMachine anymore
Now that we have a DEFINE_PC_MACHINE helper macro that just requires an
initialization function, it is trivial to convert them to register a QOM
machine class directly, instead of using QEMUMachine.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-05-31 16:26:42 +02:00
Eduardo Habkost 25519b062c pc: Move compat_props setting inside *_machine_options() functions
This will simplify the DEFINE_PC_MACHINE macro, and will help us to
implement reuse of PC_COMPAT_* macros through class_init function reuse,
in the future.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-05-31 16:26:42 +02:00
Eduardo Habkost fddd179ab9 pc: Convert *_MACHINE_OPTIONS macros into functions
By now the new functions will get QEMUMachine as argument, but they will
be later converted to initialize a MachineClass struct directly.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-05-31 16:26:42 +02:00
Eduardo Habkost 61f219dfb0 pc: Define machines using a DEFINE_PC_MACHINE macro
This will automatically generate the existing QEMUMachine structs based
on the *_MACHINE_OPTIONS macros, and automatically add registration code
for them.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-05-31 16:26:42 +02:00
Eduardo Habkost 42134ac9d7 pc: Define PC_COMPAT_2_[123] macros
Once we start adding compat code for pc-2.3, the usage of HW_COMPAT_2_1
in pc-*-2.2 won't be enough, as it also has to include PC_COMPAT_2_3
inside it. To ensure that, define PC_COMPAT_2_3, PC_COMPAT_2_2, and
PC_COMPAT_2_1 macros.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-05-31 16:26:41 +02:00
Eduardo Habkost 1edbde82b8 hw: Define empty HW_COMPAT_2_[23] macros
Now we can make everything consistent and define the macros even if they
are still empty.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-05-31 16:26:41 +02:00
Eduardo Habkost a7cde24dc2 pc: Move commas inside PC_COMPAT_* macros
Changing the convention to include commas inside the macros will allow
macros containing empty lists to be defined and used without compilation
errors.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-05-31 16:26:41 +02:00
Eduardo Habkost f27086a731 hw: Move commas inside HW_COMPAT_2_1 macro
Changing the convention to include commas inside the macros will allow
macros containing empty lists to be defined and used without compilation
errors.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-05-31 16:26:41 +02:00
Eduardo Habkost 4974920ab8 pc: Replace tab with spaces
Coding style change only.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2015-05-31 16:26:41 +02:00
Peter Maydell 97af820f53 target-arm:
* Support ACPI for ARMv8 systems using the 'virt' board
    (and a UEFI boot image, typically)
  * avoid buffer overrun in some UNPREDICTABLE ldrd/strd cases
  * further work preparing for 64-bit EL2/EL3 support
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Merge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20150529' into staging

target-arm:
 * Support ACPI for ARMv8 systems using the 'virt' board
   (and a UEFI boot image, typically)
 * avoid buffer overrun in some UNPREDICTABLE ldrd/strd cases
 * further work preparing for 64-bit EL2/EL3 support

# gpg: Signature made Fri May 29 12:14:06 2015 BST using RSA key ID 14360CDE
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>"

* remotes/pmaydell/tags/pull-target-arm-20150529: (39 commits)
  target-arm: Avoid buffer overrun on UNPREDICTABLE ldrd/strd
  hw/arm/virt: Enable dynamic generation of ACPI v5.1 tables
  ACPI: split CONFIG_ACPI into 4 pieces
  hw/arm/virt-acpi-build: Add PCIe controller in ACPI DSDT table
  hw/acpi/aml-build: Add Unicode macro
  hw/acpi/aml-build: Add aml_dword_io() term
  hw/acpi/aml-build: Add aml_create_dword_field() term
  hw/acpi/aml-build: Add aml_else() term
  hw/acpi/aml-build: Add aml_lnot() term
  hw/acpi/aml-build: Add aml_or() term
  hw/acpi/aml-build: Add ToUUID macro
  hw/acpi/aml-build: Make aml_buffer() definition consistent with the spec
  hw/arm/virt-acpi-build: Generate MCFG table
  hw/arm/virt-acpi-build: Generate RSDP table
  hw/arm/virt-acpi-build: Generate RSDT table
  hw/arm/virt-acpi-build: Generate GTDT table
  hw/arm/virt-acpi-build: Generate MADT table
  hw/arm/virt-acpi-build: Generate FADT table and update ACPI headers
  hw/arm/virt-acpi-build: Generation of DSDT table for virt devices
  hw/acpi/aml-build: Add aml_interrupt() term
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-29 17:10:57 +01:00
Shannon Zhao e1f776c434 hw/acpi/aml-build: Add Unicode macro
Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 1432522520-8068-22-git-send-email-zhaoshenglong@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-29 11:28:59 +01:00
Shannon Zhao 616ef329ad hw/acpi/aml-build: Add aml_dword_io() term
Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 1432522520-8068-21-git-send-email-zhaoshenglong@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-29 11:28:58 +01:00
Shannon Zhao ed8176a37a hw/acpi/aml-build: Add aml_create_dword_field() term
Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 1432522520-8068-20-git-send-email-zhaoshenglong@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-29 11:28:58 +01:00
Shannon Zhao 467b07dfae hw/acpi/aml-build: Add aml_else() term
Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 1432522520-8068-19-git-send-email-zhaoshenglong@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-29 11:28:58 +01:00
Shannon Zhao ea7df04a02 hw/acpi/aml-build: Add aml_lnot() term
Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 1432522520-8068-18-git-send-email-zhaoshenglong@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-29 11:28:58 +01:00
Shannon Zhao 922cc8823e hw/acpi/aml-build: Add aml_or() term
Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 1432522520-8068-17-git-send-email-zhaoshenglong@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-29 11:28:58 +01:00
Shannon Zhao b930fb9db4 hw/acpi/aml-build: Add ToUUID macro
Add ToUUID macro, this is useful for generating PCIe ACPI table.

Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 1432522520-8068-16-git-send-email-zhaoshenglong@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-29 11:28:57 +01:00
Shannon Zhao ed8b5847e4 hw/acpi/aml-build: Make aml_buffer() definition consistent with the spec
According to ACPI spec, DefBuffer can take two parameters: BufferSize
and ByteList. Make it consistent with the spec. Uninitialized buffer
could be requested by passing ByteList as NULL to reserve space.

Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 1432522520-8068-15-git-send-email-zhaoshenglong@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-29 11:28:57 +01:00
Shannon Zhao 243bdb79fb hw/arm/virt-acpi-build: Generate RSDT table
RSDT points to other tables FADT, MADT, GTDT. This code is shared with x86.

Here we still use RSDT as UEFI puts ACPI tables below 4G address space,
and UEFI ignore the RSDT or XSDT.

Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-id: 1432522520-8068-12-git-send-email-zhaoshenglong@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-29 11:28:56 +01:00
Shannon Zhao ee246400c1 hw/arm/virt-acpi-build: Generate GTDT table
ACPI v5.1 defines GTDT for ARM devices as a place to describe timer
related information in the system. The Arch Timer interrupts must
be provided for GTDT.

Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-id: 1432522520-8068-11-git-send-email-zhaoshenglong@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-29 11:28:56 +01:00
Shannon Zhao 982d06c561 hw/arm/virt-acpi-build: Generate MADT table
MADT describes GIC enabled ARM platforms. The GICC and GICD
subtables are used to define the GIC regions.

Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-id: 1432522520-8068-10-git-send-email-zhaoshenglong@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-29 11:28:56 +01:00
Shannon Zhao c2f7c0c306 hw/arm/virt-acpi-build: Generate FADT table and update ACPI headers
In the case of mach virt, it is used to set the Hardware Reduced bit
and enable PSCI SMP booting through HVC. So ignore FACS and FADT
points to DSDT.

Update the header definitions for FADT taking into account the new
additions of ACPI v5.1 in `include/hw/acpi/acpi-defs.h`

Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Message-id: 1432522520-8068-9-git-send-email-zhaoshenglong@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-29 11:28:55 +01:00
Shannon Zhao 205d1d1c04 hw/acpi/aml-build: Add aml_interrupt() term
Add aml_interrupt() for describing device interrupt in resource template.
These can be used to generating DSDT table for ACPI on ARM.

Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Message-id: 1432522520-8068-7-git-send-email-zhaoshenglong@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-29 11:28:55 +01:00
Shannon Zhao dc17ab1de5 hw/acpi/aml-build: Add aml_memory32_fixed() term
Add aml_memory32_fixed() for describing device mmio region in resource
template. These can be used to generating DSDT table for ACPI on ARM.

Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 1432522520-8068-6-git-send-email-zhaoshenglong@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-29 11:28:55 +01:00
Shannon Zhao f5d8c8cd79 hw/arm/virt-acpi-build: Basic framework for building ACPI tables on ARM
Introduce a preliminary framework in virt-acpi-build.c with the main
ACPI build functions. It exposes the generated ACPI contents to
guest over fw_cfg.

The required ACPI v5.1 tables for ARM are:
- RSDP: Initial table that points to XSDT
- RSDT: Points to FADT GTDT MADT tables
- FADT: Generic information about the machine
- GTDT: Generic timer description table
- MADT: Multiple APIC description table
- DSDT: Holds all information about system devices/peripherals, pointed by FADT

Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Message-id: 1432522520-8068-5-git-send-email-zhaoshenglong@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-29 11:28:54 +01:00
Shannon Zhao 6a1f001be3 hw/arm/virt: Record PCIe ranges in MemMapEntry array
To generate ACPI table for PCIe controller, we need the base and size of
the PCIe ranges. Record these ranges in MemMapEntry array, then we could
share and use them for generating ACPI table.

Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Message-id: 1432522520-8068-4-git-send-email-zhaoshenglong@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-29 11:28:54 +01:00
Shannon Zhao afe0b3803f hw/arm/virt: Move common definitions to virt.h
Move some common definitions to virt.h. These will be used by
generating ACPI tables.

Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-id: 1432522520-8068-3-git-send-email-zhaoshenglong@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-29 11:28:54 +01:00
Shannon Zhao ff80dc7fa8 hw/acpi/aml-build: Make enum values to be upper case to match coding style
Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Message-id: 1432522520-8068-2-git-send-email-zhaoshenglong@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-29 11:28:54 +01:00
Gerd Hoffmann 55a1d80a41 virtio-input: emulated devices [device]
This patch adds the virtio-input-hid base class and
virtio-{keyboard,mouse,tablet} subclasses building on the base class.
They are hooked up to the qemu input core and deliver input events
to the guest like all other hid devices (ps/2 kbd, usb tablet, ...).

Using them is as simple as adding "-device virtio-tablet-device" to
your command line, for use all transports except pci.  virtio-pci
support comes as separate patch, once virtio-pci got virtio 1.0
support.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2015-05-29 10:30:40 +02:00
Gerd Hoffmann f73ddbad39 virtio-input: core code & base class [device]
This patch adds virtio-input support to qemu.  It brings a abstract
base class providing core support, other classes can build on it to
actually implement input devices.

virtio-input basically sends linux input layer events (evdev) over
virtio.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2015-05-29 10:30:26 +02:00
Mark Cave-Ayland bd4214fc92 macio: move unaligned DMA write code into separate pmac_dma_write() function
Similarly switch the macio IDE routines over to use the new function and
tidy-up the remaining code as required.

[Maintainer edit: printf format codes adjusted for 32/64bit. --js]

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: John Snow <jsnow@redhat.com>
Message-id: 1425939893-14404-3-git-send-email-mark.cave-ayland@ilande.co.uk
Signed-off-by: John Snow <jsnow@redhat.com>
2015-05-22 15:58:22 -04:00
Peter Crosthwaite 3bade2a9e6 arm: xlnx-zynqmp: Add UART support
There are 2x Cadence UARTs in Zynq MP. Add them.

Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Tested-by: Alistair Francis <alistair.francis@xilinx.com>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: e30795536f77599fabc1052278d846ccd52322e2.1431381507.git.peter.crosthwaite@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-18 16:41:13 +01:00
Peter Crosthwaite 8ae57b2fa3 char: cadence_uart: Split state struct and type into header
Create a new header for Cadence UART to allow using the device with
modern SoC programming conventions. The state struct needs to be
visible to embed the device in SoC containers.

Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Tested-by: Alistair Francis <alistair.francis@xilinx.com>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: 46a0fbd45b6b205f54c4a8c778deb75c77f8abdf.1431381507.git.peter.crosthwaite@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-18 16:41:12 +01:00
Peter Crosthwaite 14ca2e462e arm: xlnx-zynqmp: Add GEM support
There are 4x Cadence GEMs in ZynqMP. Add them.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Tested-by: Alistair Francis <alistair.francis@xilinx.com>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: 7d3e68e5495d145255f0ee567046415e3a26d67e.1431381507.git.peter.crosthwaite@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-18 16:41:11 +01:00
Peter Crosthwaite f49856d4e6 net: cadence_gem: Split state struct and type into header
Create a new header for Cadence GEM to allow using the device with
modern SoC programming conventions. The state struct needs to be
visible to embed the device in SoC containers.

Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Tested-by: Alistair Francis <alistair.francis@xilinx.com>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: a98b5df6440c5bff8f813a26bb53ce1cfefb4c4c.1431381507.git.peter.crosthwaite@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-18 16:41:11 +01:00
Peter Crosthwaite 7729e1f4b3 arm: xlnx-zynqmp: Add GIC
Add the GIC and connect IRQ outputs to the CPUs. The GIC regions are
under-decoded through a 64k address region so implement aliases
accordingly.

Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: 5853189965728d676106d9e94e76b9bb87981cb5.1431381507.git.peter.crosthwaite@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-18 16:41:09 +01:00
Peter Crosthwaite f0a902f764 arm: Introduce Xilinx ZynqMP SoC
With quad Cortex-A53 CPUs.

Use SMC PSCI, with the standard policy of secondaries starting in
power-off.

Tested-by: Alistair Francis <alistair.francis@xilinx.com>
Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: a16202a6c7b79e446e5289d38cb18d2ee4b897a0.1431381507.git.peter.crosthwaite@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-18 16:41:09 +01:00
Fabian Aggeler 3295186083 hw/intc/arm_gic: Make ICCICR/GICC_CTLR banked
ICCICR/GICC_CTLR is banked in GICv1 implementations with Security
Extensions or in GICv2 in independent from Security Extensions.
This makes it possible to enable forwarding of interrupts from
the CPU interfaces to the connected processors for Group0 and Group1.

We also allow to set additional bits like AckCtl and FIQEn by changing
the type from bool to uint32. Since the field does not only store the
enable bit anymore and since we are touching the vmstate, we use the
opportunity to rename the field to cpu_ctlr.

Signed-off-by: Fabian Aggeler <aggelerf@ethz.ch>
Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1430502643-25909-9-git-send-email-peter.maydell@linaro.org
Message-id: 1429113742-8371-9-git-send-email-greg.bellows@linaro.org
[PMM: rewrote to store state in a single uint32_t rather than
 keeping the NS and S banked variants separate; this considerably
 simplifies the get/set functions]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-12 11:57:17 +01:00
Fabian Aggeler 822e9cc310 hw/intc/arm_gic: Make ICCBPR/GICC_BPR banked
This register is banked in GICs with Security Extensions. Storing the
non-secure copy of BPR in the abpr, which is an alias to the non-secure
copy for secure access. ABPR itself is only accessible from secure state
if the GIC implements Security Extensions.

Signed-off-by: Fabian Aggeler <aggelerf@ethz.ch>
Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1430502643-25909-8-git-send-email-peter.maydell@linaro.org
Message-id: 1429113742-8371-10-git-send-email-greg.bellows@linaro.org
[PMM: rewrote to fix style issues and correct handling of GICv2
 without security extensions]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-12 11:57:17 +01:00
Fabian Aggeler 679aa175e8 hw/intc/arm_gic: Make ICDDCR/GICD_CTLR banked
ICDDCR/GICD_CTLR is banked if the GIC has the security extensions,
and the S (or only) copy has separate enable bits for Group0 and
Group1 enable if the GIC implements interrupt groups.

EnableGroup0 (Bit [1]) in GICv1 is architecturally IMPDEF. Since this
bit (Enable Non-secure) is present in the integrated GIC of the Cortex-A9
MPCore, we support this bit in our GICv1 implementation too.

Signed-off-by: Fabian Aggeler <aggelerf@ethz.ch>
Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1430502643-25909-7-git-send-email-peter.maydell@linaro.org
Message-id: 1429113742-8371-8-git-send-email-greg.bellows@linaro.org
[PMM: rewritten to store the state in a single s->ctlr uint32,
 with the NS register handled as an alias of bit 1 in that value;
 added vmstate version bump]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-12 11:57:17 +01:00
Fabian Aggeler c27a5ba948 hw/intc/arm_gic: Add Interrupt Group Registers
The Interrupt Group Registers allow the guest to configure interrupts
into one of two groups, where Group0 are higher priority and may
be routed to IRQ or FIQ, and Group1 are lower priority and always
routed to IRQ. (In a GIC with the security extensions Group0 is
Secure interrupts and Group 1 is NonSecure.)
The GICv2 always supports interrupt grouping; the GICv1 does only
if it implements the security extensions.

This patch implements the ability to read and write the registers;
the actual functionality the bits control will be added in a
subsequent patch.

Signed-off-by: Fabian Aggeler <aggelerf@ethz.ch>
Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1430502643-25909-5-git-send-email-peter.maydell@linaro.org
Message-id: 1429113742-8371-7-git-send-email-greg.bellows@linaro.org
[PMM: bring GIC_*_GROUP macros into line with the others, ie a
 simple SET/CLEAR/TEST rather than GROUP0/GROUP1;
 utility gic_has_groups() function;
 minor style fixes;
 bump vmstate version]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-12 11:57:17 +01:00
Fabian Aggeler 5543d1abb6 hw/intc/arm_gic: Add Security Extensions property
Add a QOM property which allows the GIC Security Extensions to be
enabled. These are an optional part of the GICv1 and GICv2 architecture.
This commit just adds the property and some sanity checks that it
is only enabled on GIC revisions that support it.

Signed-off-by: Fabian Aggeler <aggelerf@ethz.ch>
Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1430502643-25909-3-git-send-email-peter.maydell@linaro.org
Message-id: 1429113742-8371-5-git-send-email-greg.bellows@linaro.org
[PMM: changed property name, added checks that it isn't set for
 older GIC revisions or if using the KVM VGIC; reworded commit message]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-12 11:57:16 +01:00
Fabian Aggeler 44f5529647 hw/intc/arm_gic: Create outbound FIQ lines
Create the outbound FIQ lines from the GIC to the CPUs; these are
used if the GIC has security extensions or grouping support.

Signed-off-by: Fabian Aggeler <aggelerf@ethz.ch>
Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1430502643-25909-2-git-send-email-peter.maydell@linaro.org
Message-id: 1429113742-8371-2-git-send-email-greg.bellows@linaro.org
[PMM: added FIQ lines to kvm-arm-gic so its interface is the same;
tweaked commit message]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-12 11:57:16 +01:00
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Merge remote-tracking branch 'remotes/stefanha/tags/net-pull-request' into staging

# gpg: Signature made Mon May 11 16:25:58 2015 BST using RSA key ID 81AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>"
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>"

* remotes/stefanha/tags/net-pull-request:
  rocker: timestamp on the debug logs helps correlate with events in the VM
  MAINTAINERS: add rocker
  rocker: add tests
  rocker: add new rocker switch device
  pci: add network device class 'other' for network switches
  pci: add rocker device ID
  rocker: add register programming guide
  virtio-net: use qemu_mac_strdup_printf
  net: add MAC address string printer

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-12 10:40:31 +01:00
Peter Maydell 704eb1c099 QMP pull request
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Merge remote-tracking branch 'remotes/qmp-unstable/tags/for-upstream' into staging

QMP pull request

# gpg: Signature made Mon May 11 14:15:19 2015 BST using RSA key ID E24ED5A7
# gpg: Good signature from "Luiz Capitulino <lcapitulino@gmail.com>"

* remotes/qmp-unstable/tags/for-upstream:
  scripts: qmp-shell: Add verbose flag
  scripts: qmp-shell: add transaction subshell
  scripts: qmp-shell: Expand support for QMP expressions
  scripts: qmp-shell: refactor helpers
  MAINTAINERS: New maintainer for QMP and QAPI
  json-parser: Accept 'null' in QMP
  qobject: Add a special null QObject
  qobject: Clean up around qtype_code
  QJSON: Use OBJECT_CHECK

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-12 09:01:51 +01:00
Peter Maydell 0403b0f539 pc, virtio enhancements
Memory hot-unplug support for pc, MSI-X
 mapping update speedup for virtio-pci,
 misc refactorings and bugfixes.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

pc, virtio enhancements

Memory hot-unplug support for pc, MSI-X
mapping update speedup for virtio-pci,
misc refactorings and bugfixes.

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

# gpg: Signature made Mon May 11 08:23:43 2015 BST using RSA key ID D28D5469
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>"
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>"

* remotes/mst/tags/for_upstream: (28 commits)
  acpi: update expected files for memory unplug
  virtio-scsi: Move DEFINE_VIRTIO_SCSI_FEATURES to virtio-scsi
  virtio-net: Move DEFINE_VIRTIO_NET_FEATURES to virtio-net
  pci: Merge pci_nic_init() into pci_nic_init_nofail()
  acpi: add a missing backslash to the \_SB scope.
  qmp-event: add event notification for memory hot unplug error
  acpi: add hardware implementation for memory hot unplug
  acpi: fix "Memory device control fields" register
  acpi: extend aml_field() to support UpdateRule
  acpi, mem-hotplug: add unplug cb for memory device
  acpi, mem-hotplug: add unplug request cb for memory device
  acpi, mem-hotplug: add acpi_memory_slot_status() to get MemStatus
  docs: update documentation for memory hot unplug
  virtio: coding style tweak
  pci: remove hard-coded bar size in msix_init_exclusive_bar()
  virtio-pci: speedup MSI-X masking and unmasking
  virtio: introduce vector to virtqueues mapping
  virtio-ccw: using VIRTIO_NO_VECTOR instead of 0 for invalid virtqueue
  monitor: check return value of qemu_find_net_clients_except()
  monitor: replace the magic number 255 with MAX_QUEUE_NUM
  ...

Conflicts:
	hw/s390x/s390-virtio-bus.c

[PMM: fixed conflict in s390_virtio_scsi_properties and
s390_virtio_net_properties arrays; since the result of the
two conflicting patches is to empty the property arrays
completely, the conflict resolution is to remove them entirely.]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-05-11 16:25:33 +01:00
Scott Feldman dc407ae8a7 pci: add network device class 'other' for network switches
Rocker is an ethernet switch device, so add 'other' network device class as
defined by PCI to cover these types of devices.

Signed-off-by: Scott Feldman <sfeldma@gmail.com>
Signed-off-by: Jiri Pirko <jiri@resnulli.us>
Message-id: 1426306173-24884-6-git-send-email-sfeldma@gmail.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2015-05-11 14:49:04 +01:00
Scott Feldman 5dcc26371d pci: add rocker device ID
Signed-off-by: Scott Feldman <sfeldma@gmail.com>
Signed-off-by: Jiri Pirko <jiri@resnulli.us>
Message-id: 1426306173-24884-5-git-send-email-sfeldma@gmail.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2015-05-11 14:49:04 +01:00
Markus Armbruster a7c3181628 qobject: Clean up around qtype_code
QTYPE_NONE is a sentinel value.  No QObject has this type code.
Document it properly.

Fix dump_qobject() to abort() on QTYPE_NONE, just like for any other
invalid type code.

Fix to_json() to abort() on all invalid type codes, not just
QTYPE_MAX.

Clean up Property member qtype's type: it's a qtype_code.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2015-05-11 08:59:07 -04:00
Thomas Huth ec29ea1b2b usb: Remove unused functions
Delete set_usb_string(), usb_ep_get_ifnum(), usb_ep_get_max_packet_size()
usb_ep_get_max_streams() and usb_ep_set_pipeline() since they are
not used anymore.

Signed-off-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2015-04-30 16:05:48 +03:00
Thomas Huth 04768b985e pci: Remove unused function ich9_d2pbr_init()
The function ich9_d2pbr_init() is completely unused and
thus can be deleted.

Signed-off-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2015-04-30 16:05:48 +03:00
Paolo Bonzini f2fbb40ea3 range: remove useless inclusions
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2015-04-30 16:05:48 +03:00
Peter Maydell 06feaacfb4 - miscellaneous cleanups for TCG (Emilio) and NBD (Bogdan)
- next part in the thread-safe address_space_* saga: atomic access
   to the bounce buffer and the map_clients list, from Fam
 - optional support for linking with tcmalloc, also from Fam
 - reapplying Peter Crosthwaite's "Respect as_translate_internal
   length clamp" after fixing the SPARC fallout.
 - build system fix from Wei Liu
 - small acpi-build and ioport cleanup by myself
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Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

- miscellaneous cleanups for TCG (Emilio) and NBD (Bogdan)
- next part in the thread-safe address_space_* saga: atomic access
  to the bounce buffer and the map_clients list, from Fam
- optional support for linking with tcmalloc, also from Fam
- reapplying Peter Crosthwaite's "Respect as_translate_internal
  length clamp" after fixing the SPARC fallout.
- build system fix from Wei Liu
- small acpi-build and ioport cleanup by myself

# gpg: Signature made Wed Apr 29 09:34:00 2015 BST using RSA key ID 78C7AE83
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>"
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>"
# gpg: WARNING: This key is not certified with sufficiently trusted signatures!
# gpg:          It is not certain that the signature belongs to the owner.
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini/tags/for-upstream: (22 commits)
  nbd/trivial: fix type cast for ioctl
  translate-all: use bitmap helpers for PageDesc's bitmap
  target-i386: disable LINT0 after reset
  Makefile.target: prepend $libs_softmmu to $LIBS
  milkymist: do not modify libs-softmmu
  configure: Add support for tcmalloc
  exec: Respect as_translate_internal length clamp
  ioport: reserve the whole range of an I/O port in the AddressSpace
  ioport: loosen assertions on emulation of 16-bit ports
  ioport: remove wrong comment
  ide: there is only one data port
  gus: clean up MemoryRegionPortio
  sb16: remove useless mixer_write_indexw
  sun4m: fix slavio sysctrl and led register sizes
  acpi-build: remove dependency from ram_addr.h
  memory: add memory_region_ram_resize
  dma-helpers: Fix race condition of continue_after_map_failure and dma_aio_cancel
  exec: Notify cpu_register_map_client caller if the bounce buffer is available
  exec: Protect map_client_list with mutex
  linux-user, bsd-user: Remove two calls to cpu_exec_init_all
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-04-30 12:04:11 +01:00
Shannon Zhao da2f84d127 virtio-scsi: Move DEFINE_VIRTIO_SCSI_FEATURES to virtio-scsi
So far virtio-scsi-device can't expose host features to guest while
using virtio-mmio because it doesn't set DEFINE_VIRTIO_SCSI_FEATURES on
backend or transport.

The host features belong to the backends while virtio-scsi-pci,
virtio-scsi-s390 and virtio-scsi-ccw set the DEFINE_VIRTIO_SCSI_FEATURES
on transports. But they already have the ability to forward property
accesses to the backend child. So if we move the host features to
backends, it doesn't break the backwards compatibility for them and
make host features work while using virtio-mmio.

Move DEFINE_VIRTIO_SCSI_FEATURES to the backend virtio-scsi. The
transports just sync the host features from backends.

Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
2015-04-28 17:44:40 +02:00