Commit Graph

1515 Commits

Author SHA1 Message Date
Bin Meng
6e3cfd598c hw/net: cadence_gem: Fix MDIO_OP_xxx values
Testing upstream U-Boot with 'sifive_u' machine we see:

  => dhcp
  ethernet@10090000: PHY present at 0
  Could not get PHY for ethernet@10090000: addr 0
  phy_connect failed

This has been working till QEMU 8.1 but broken since QEMU 8.2.

Fixes: 1b09eeb122 ("hw/net/cadence_gem: use FIELD to describe PHYMNTNC register fields")
Reported-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Bin Meng <bmeng@tinylab.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Tested-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
(cherry picked from commit 0c7ffc9771)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2024-01-08 19:25:57 +03:00
Pavel Pisa
7b57e6d434 hw/net/can/sja1000: fix bug for single acceptance filter and standard frame
A CAN sja1000 standard frame filter mask has been computed and applied
incorrectly for standard frames when single Acceptance Filter Mode
(MOD_AFM = 1) has been selected. The problem has not been found
by Linux kernel testing because it uses dual filter mode (MOD_AFM = 0)
and leaves falters fully open.

The problem has been noticed by Grant Ramsay when testing with Zephyr
RTOS which uses single filter mode.

Signed-off-by: Pavel Pisa <pisa@cmp.felk.cvut.cz>
Reported-by: Grant Ramsay <gramsay@enphaseenergy.com>
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/2028
Fixes: 733210e754 ("hw/net/can: SJA1000 chip register level emulation")
Message-ID: <20240103231426.5685-1-pisa@fel.cvut.cz>
(cherry picked from commit 25145a7d77)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2024-01-05 22:17:11 +03:00
Philippe Mathieu-Daudé
8729856c19 hw/net/can/xlnx-zynqmp: Avoid underflow while popping RX FIFO
Per https://docs.xilinx.com/r/en-US/ug1085-zynq-ultrascale-trm/Message-Format

  Message Format

  The same message format is used for RXFIFO, TXFIFO, and TXHPB.
  Each message includes four words (16 bytes). Software must read
  and write all four words regardless of the actual number of data
  bytes and valid fields in the message.

There is no mention in this reference manual about what the
hardware does when not all four words are read. To fix the
reported underflow behavior, I choose to fill the 4 frame data
registers when the first register (ID) is accessed, which is how
I expect hardware would do.

Reported-by: Qiang Liu <cyruscyliu@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Francisco Iglesias <francisco.iglesias@amd.com>
Reviewed-by: Vikram Garhwal <vikram.garhwal@amd.com>
Message-id: 20231124183325.95392-3-philmd@linaro.org
Fixes: 98e5d7a2b7 ("hw/net/can: Introduce Xilinx ZynqMP CAN controller")
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/1427
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Francisco Iglesias <francisco.iglesias@amd.com>
Reviewed-by: Vikram Garhwal <vikram.garhwal@amd.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
2023-11-27 15:27:38 +00:00
Philippe Mathieu-Daudé
75d0e6b5c6 hw/net/can/xlnx-zynqmp: Avoid underflow while popping TX FIFOs
Per https://docs.xilinx.com/r/en-US/ug1085-zynq-ultrascale-trm/Message-Format

  Message Format

  The same message format is used for RXFIFO, TXFIFO, and TXHPB.
  Each message includes four words (16 bytes). Software must read
  and write all four words regardless of the actual number of data
  bytes and valid fields in the message.

There is no mention in this reference manual about what the
hardware does when not all four words are written. To fix the
reported underflow behavior when DATA2 register is written,
I choose to fill the data with the previous content of the
ID / DLC / DATA1 registers, which is how I expect hardware
would do.

Note there is no hardware flag raised under such condition.

Reported-by: Qiang Liu <cyruscyliu@gmail.com>
Reviewed-by: Francisco Iglesias <francisco.iglesias@amd.com>
Reviewed-by: Vikram Garhwal <vikram.garhwal@amd.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-id: 20231124183325.95392-2-philmd@linaro.org
Fixes: 98e5d7a2b7 ("hw/net/can: Introduce Xilinx ZynqMP CAN controller")
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/1425
Reviewed-by: Francisco Iglesias <francisco.iglesias@amd.com>
Reviewed-by: Vikram Garhwal <vikram.garhwal@amd.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
2023-11-27 15:27:37 +00:00
Akihiko Odaki
7d0fefdf81 net: Provide MemReentrancyGuard * to qemu_new_nic()
Recently MemReentrancyGuard was added to DeviceState to record that the
device is engaging in I/O. The network device backend needs to update it
when delivering a packet to a device.

In preparation for such a change, add MemReentrancyGuard * as a
parameter of qemu_new_nic().

Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Reviewed-by: Alexander Bulekov <alxndr@bu.edu>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2023-11-21 15:42:34 +08:00
Michael Tokarev
315ebbd760 hw/net/cadence_gem.c: spelling fixes: Octects
Fixes: c755c943aa "hw/net/cadence_gem: use REG32 macro for register definitions"
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Luc Michel <luc.michel@amd.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2023-11-15 12:05:52 +03:00
Cédric Le Goater
d90014fc33 igb: Add Function Level Reset to PF and VF
The Intel 82576EB GbE Controller say that the Physical and Virtual
Functions support Function Level Reset. Add the capability to the PF
device model using device property "x-pcie-flr-init" which is "on" by
default and "off" for machines <= 8.1 to preserve compatibility.

The FLR capability of the VF model is defined according to the FLR
property of the PF, this to avoid adding an extra compatibility
property.

Cc: Sriram Yagnaraman <sriram.yagnaraman@est.tech>
Fixes: 3a977deebe ("Intrdocue igb device emulation")
Reviewed-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Tested-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2023-11-13 15:33:37 +08:00
Cédric Le Goater
fe73674af1 igb: Add a VF reset handler
Export the igb_vf_reset() helper routine from the PF model to let the
IGBVF model implement its own device reset.

Cc: Akihiko Odaki <akihiko.odaki@daynix.com>
Suggested-by: Sriram Yagnaraman <sriram.yagnaraman@est.tech>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2023-11-13 15:33:37 +08:00
David Woodhouse
25967ff69f hw/xen: update Xen PV NIC to XenDevice model
This allows us to use Xen PV networking with emulated Xen guests, and to
add them on the command line or hotplug.

Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Reviewed-by: Paul Durrant <paul@xen.org>
2023-11-07 08:54:20 +00:00
Juan Quintela
99b16e8ee4 migration: Use vmstate_register_any()
This are the easiest cases, where we were already using
VMSTATE_INSTANCE_ID_ANY.

Reviewed-by: Stefan Berger <stefanb@linux.ibm.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
Message-ID: <20231020090731.28701-3-quintela@redhat.com>
2023-11-01 16:13:58 +01:00
Luc Michel
df93de987f hw/net/cadence_gem: enforce 32 bits variable size for CRC
The CRC was stored in an unsigned variable in gem_receive. Change it for
a uint32_t to ensure we have the correct variable size here.

Signed-off-by: Luc Michel <luc.michel@amd.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: sai.pavan.boddu@amd.com
Message-id: 20231017194422.4124691-12-luc.michel@amd.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2023-10-27 15:27:06 +01:00
Luc Michel
71a082a3fa hw/net/cadence_gem: perform PHY access on write only
The MDIO access is done only on a write to the PHYMNTNC register. A
subsequent read is used to retrieve the result but does not trigger an
MDIO access by itself.

Refactor the PHY access logic to perform all accesses (MDIO reads and
writes) at PHYMNTNC write time.

Signed-off-by: Luc Michel <luc.michel@amd.com>
Reviewed-by: sai.pavan.boddu@amd.com
Message-id: 20231017194422.4124691-11-luc.michel@amd.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2023-10-27 15:27:06 +01:00
Luc Michel
1b09eeb122 hw/net/cadence_gem: use FIELD to describe PHYMNTNC register fields
Use the FIELD macro to describe the PHYMNTNC register fields.

Signed-off-by: Luc Michel <luc.michel@amd.com>
Reviewed-by: sai.pavan.boddu@amd.com
Message-id: 20231017194422.4124691-10-luc.michel@amd.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2023-10-27 15:27:06 +01:00
Luc Michel
ce077875da hw/net/cadence_gem: use FIELD to describe DESCONF6 register fields
Use the FIELD macro to describe the DESCONF6 register fields.

Signed-off-by: Luc Michel <luc.michel@amd.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-id: 20231017194422.4124691-9-luc.michel@amd.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2023-10-27 15:27:06 +01:00
Luc Michel
987e806017 hw/net/cadence_gem: use FIELD to describe IRQ register fields
Use de FIELD macro to describe the IRQ related register fields.

Signed-off-by: Luc Michel <luc.michel@amd.com>
Reviewed-by: sai.pavan.boddu@amd.com
Message-id: 20231017194422.4124691-8-luc.michel@amd.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2023-10-27 15:27:06 +01:00
Luc Michel
466da85716 hw/net/cadence_gem: use FIELD to describe [TX|RX]STATUS register fields
Use de FIELD macro to describe the TXSTATUS and RXSTATUS register
fields.

Signed-off-by: Luc Michel <luc.michel@amd.com>
Reviewed-by: sai.pavan.boddu@amd.com
Message-id: 20231017194422.4124691-7-luc.michel@amd.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2023-10-27 15:27:06 +01:00
Luc Michel
01f9175dbc hw/net/cadence_gem: use FIELD to describe DMACFG register fields
Use de FIELD macro to describe the DMACFG register fields.

Signed-off-by: Luc Michel <luc.michel@amd.com>
Reviewed-by: sai.pavan.boddu@amd.com
Message-id: 20231017194422.4124691-6-luc.michel@amd.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2023-10-27 15:27:06 +01:00
Luc Michel
87a49c3f80 hw/net/cadence_gem: use FIELD to describe NWCFG register fields
Use de FIELD macro to describe the NWCFG register fields.

Signed-off-by: Luc Michel <luc.michel@amd.com>
Reviewed-by: sai.pavan.boddu@amd.com
Message-id: 20231017194422.4124691-5-luc.michel@amd.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2023-10-27 15:27:06 +01:00
Luc Michel
bd8a922d2f hw/net/cadence_gem: use FIELD to describe NWCTRL register fields
Use the FIELD macro to describe the NWCTRL register fields.

Signed-off-by: Luc Michel <luc.michel@amd.com>
Reviewed-by: sai.pavan.boddu@amd.com
Message-id: 20231017194422.4124691-4-luc.michel@amd.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2023-10-27 15:27:06 +01:00
Luc Michel
b46b526c08 hw/net/cadence_gem: use FIELD for screening registers
Describe screening registers fields using the FIELD macros.

Signed-off-by: Luc Michel <luc.michel@amd.com>
Reviewed-by: sai.pavan.boddu@amd.com
Message-id: 20231017194422.4124691-3-luc.michel@amd.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2023-10-27 15:27:06 +01:00
Luc Michel
c755c943aa hw/net/cadence_gem: use REG32 macro for register definitions
Replace register defines with the REG32 macro from registerfields.h in
the Cadence GEM device.

Signed-off-by: Luc Michel <luc.michel@amd.com>
Reviewed-by: sai.pavan.boddu@amd.com
Message-id: 20231017194422.4124691-2-luc.michel@amd.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2023-10-27 15:27:06 +01:00
Stefan Hajnoczi
384dbdda94 Migration Pull request (20231020)
In this pull request:
 - disable analyze-migration on s390x (thomas)
 - Fix parse_ramblock() (peter)
 - start merging live update (steve)
 - migration-test support for using several binaries (fabiano)
 - multifd cleanups (fabiano)
 
 CI: https://gitlab.com/juan.quintela/qemu/-/pipelines/1042492801
 
 Please apply.
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Merge tag 'migration-20231020-pull-request' of https://gitlab.com/juan.quintela/qemu into staging

Migration Pull request (20231020)

In this pull request:
- disable analyze-migration on s390x (thomas)
- Fix parse_ramblock() (peter)
- start merging live update (steve)
- migration-test support for using several binaries (fabiano)
- multifd cleanups (fabiano)

CI: https://gitlab.com/juan.quintela/qemu/-/pipelines/1042492801

Please apply.

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# gpg: Signature made Thu 19 Oct 2023 23:57:15 PDT
# gpg:                using RSA key 1899FF8EDEBF58CCEE034B82F487EF185872D723
# gpg: Good signature from "Juan Quintela <quintela@redhat.com>" [full]
# gpg:                 aka "Juan Quintela <quintela@trasno.org>" [full]
# Primary key fingerprint: 1899 FF8E DEBF 58CC EE03  4B82 F487 EF18 5872 D723

* tag 'migration-20231020-pull-request' of https://gitlab.com/juan.quintela/qemu:
  tests/qtest: Don't print messages from query instances
  tests/qtest/migration: Allow user to specify a machine type
  tests/qtest/migration: Support more than one QEMU binary
  tests/qtest/migration: Set q35 as the default machine for x86_86
  tests/qtest/migration: Specify the geometry of the bootsector
  tests/qtest/migration: Define a machine for all architectures
  tests/qtest/migration: Introduce find_common_machine_version
  tests/qtest: Introduce qtest_resolve_machine_alias
  tests/qtest: Introduce qtest_has_machine_with_env
  tests/qtest: Allow qtest_get_machines to use an alternate QEMU binary
  tests/qtest: Introduce qtest_init_with_env
  tests/qtest: Allow qtest_qemu_binary to use a custom environment variable
  migration/multifd: Stop checking p->quit in multifd_send_thread
  migration: simplify notifiers
  migration: Fix parse_ramblock() on overwritten retvals
  migration: simplify blockers
  tests/qtest/migration-test: Disable the analyze-migration.py test on s390x

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2023-10-20 06:46:53 -07:00
Stefan Hajnoczi
749d14f782 target/hppa: Add emulation of a C3700 HP-PARISC workstation
This series adds a new PA-RISC machine emulation for the HP-PARISC
 C3700 workstation.
 
 The physical HP C3700 machine has a PA2.0 (64-bit) CPU, in contrast to
 the existing emulation of a B160L workstation which is a 32-bit only
 machine and where it's Dino PCI controller isn't 64-bit capable.
 
 With the HP C3700 machine emulation (together with the emulated Astro
 Memory controller and the Elroy PCI bridge) it's now possible to
 enhance the hppa CPU emulation to support the 64-bit instruction set
 in upcoming patches.
 
 Helge
 
 v4 changes:
 - Fix testsuite error in astro by adding a realize() implementation
 
 v3 changes:
 based on feedback from BALATON Zoltan <balaton@eik.bme.hu>:
 - apply paches in different order to bring them logically closer to each other
 - update comments in lasips2
 - rephrased title and commit message of MAINTAINERS patch
 
 v2 changes:
 suggestions by BALATON Zoltan <balaton@eik.bme.hu>:
 - merged pci_ids and tulip patch
 - dropped comments in lasips2
 - mention additional cleanups in patch "Require at least SeaBIOS-hppa version 10"
 suggestions by Philippe Mathieu-Daudé <philmd@linaro.org>:
 - dropped static pci_bus variable
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Merge tag 'C3700-pull-request' of https://github.com/hdeller/qemu-hppa into staging

target/hppa: Add emulation of a C3700 HP-PARISC workstation

This series adds a new PA-RISC machine emulation for the HP-PARISC
C3700 workstation.

The physical HP C3700 machine has a PA2.0 (64-bit) CPU, in contrast to
the existing emulation of a B160L workstation which is a 32-bit only
machine and where it's Dino PCI controller isn't 64-bit capable.

With the HP C3700 machine emulation (together with the emulated Astro
Memory controller and the Elroy PCI bridge) it's now possible to
enhance the hppa CPU emulation to support the 64-bit instruction set
in upcoming patches.

Helge

v4 changes:
- Fix testsuite error in astro by adding a realize() implementation

v3 changes:
based on feedback from BALATON Zoltan <balaton@eik.bme.hu>:
- apply paches in different order to bring them logically closer to each other
- update comments in lasips2
- rephrased title and commit message of MAINTAINERS patch

v2 changes:
suggestions by BALATON Zoltan <balaton@eik.bme.hu>:
- merged pci_ids and tulip patch
- dropped comments in lasips2
- mention additional cleanups in patch "Require at least SeaBIOS-hppa version 10"
suggestions by Philippe Mathieu-Daudé <philmd@linaro.org>:
- dropped static pci_bus variable

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# =Esj+
# -----END PGP SIGNATURE-----
# gpg: Signature made Thu 19 Oct 2023 15:51:57 PDT
# gpg:                using EDDSA key BCE9123E1AD29F07C049BBDEF712B510A23A0F5F
# gpg: Good signature from "Helge Deller <deller@gmx.de>" [unknown]
# gpg:                 aka "Helge Deller <deller@kernel.org>" [unknown]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 4544 8228 2CD9 10DB EF3D  25F8 3E5F 3D04 A7A2 4603
#      Subkey fingerprint: BCE9 123E 1AD2 9F07 C049  BBDE F712 B510 A23A 0F5F

* tag 'C3700-pull-request' of https://github.com/hdeller/qemu-hppa:
  hw/hppa: Add new HP C3700 machine
  hw/hppa: Split out machine creation
  hw/hppa: Provide RTC and DebugOutputPort on CPU #0
  hw/hppa: Export machine name, BTLBs, power-button address via fw_cfg
  MAINTAINERS: Update HP-PARISC entries
  pci-host: Wire up new Astro/Elroy PCI bridge
  hw/pci-host: Add Astro system bus adapter found on PA-RISC machines
  lasips2: LASI PS/2 devices are not user-createable
  pci_ids/tulip: Add PCI vendor ID for HP and use it in tulip
  hw/hppa: Require at least SeaBIOS-hppa version 10
  target/hppa: Update to SeaBIOS-hppa version 10

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2023-10-20 06:46:26 -07:00
Steve Sistare
d9cda21303 migration: simplify notifiers
Pass the callback function to add_migration_state_change_notifier so
that migration can initialize the notifier on add and clear it on
delete, which simplifies the call sites.  Shorten the function names
so the extra arg can be added more legibly.  Hide the global notifier
list in a new function migration_call_notifiers, and make it externally
visible so future live update code can call it.

No functional change.

Signed-off-by: Steve Sistare <steven.sistare@oracle.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
Tested-by: Michael Galaxy <mgalaxy@akamai.com>
Reviewed-by: Michael Galaxy <mgalaxy@akamai.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
Message-ID: <1686148954-250144-1-git-send-email-steven.sistare@oracle.com>
2023-10-20 08:51:41 +02:00
Philippe Mathieu-Daudé
08d4594297 hw/net: Declare link using static DEFINE_PROP_LINK() macro
Declare link statically using DEFINE_PROP_LINK().

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Message-Id: <20231017140150.44995-7-philmd@linaro.org>
2023-10-19 23:13:28 +02:00
Helge Deller
2e90154eea pci_ids/tulip: Add PCI vendor ID for HP and use it in tulip
Signed-off-by: Helge Deller <deller@gmx.de>
2023-10-17 23:13:19 +02:00
Thomas Huth
5d63cb15bf hw/net/vhost_net: Silence compiler warning when compiling with -Wshadow
Rename the innermost local variables to avoid compiler warnings
with "-Wshadow".

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20231004084939.96349-1-thuth@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2023-10-06 10:56:54 +02:00
Stefan Hajnoczi
2f3913f4b2 virtio,pci: features, cleanups
vdpa:
       shadow vq vlan support
       net migration with cvq
 cxl:
      support emulating 4 HDM decoders
      serial number extended capability
 virtio:
       hared dma-buf
 
 Fixes, cleanups all over the place.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge tag 'for_upstream' of https://git.kernel.org/pub/scm/virt/kvm/mst/qemu into staging

virtio,pci: features, cleanups

vdpa:
      shadow vq vlan support
      net migration with cvq
cxl:
     support emulating 4 HDM decoders
     serial number extended capability
virtio:
      hared dma-buf

Fixes, cleanups all over the place.

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

* tag 'for_upstream' of https://git.kernel.org/pub/scm/virt/kvm/mst/qemu: (53 commits)
  libvhost-user: handle shared_object msg
  vhost-user: add shared_object msg
  hw/display: introduce virtio-dmabuf
  util/uuid: add a hash function
  virtio: remove unused next argument from virtqueue_split_read_next_desc()
  virtio: remove unnecessary thread fence while reading next descriptor
  virtio: use shadow_avail_idx while checking number of heads
  libvhost-user.c: add assertion to vu_message_read_default
  pcie_sriov: unregister_vfs(): fix error path
  hw/i386/pc: improve physical address space bound check for 32-bit x86 systems
  amd_iommu: Fix APIC address check
  vdpa net: follow VirtIO initialization properly at cvq isolation probing
  vdpa net: stop probing if cannot set features
  vdpa net: fix error message setting virtio status
  hw/pci-bridge/cxl-upstream: Add serial number extended capability support
  hw/cxl: Support 4 HDM decoders at all levels of topology
  hw/cxl: Fix and use same calculation for HDM decoder block size everywhere
  hw/cxl: Add utility functions decoder interleave ways and target count.
  hw/cxl: Push cxl_decoder_count_enc() and cxl_decode_ig() into .c
  vdpa net: zero vhost_vdpa iova_tree pointer at cleanup
  ...

Conflicts:
  hw/core/machine.c
  Context conflict with commit 314e0a84cd ("hw/core: remove needless
  includes") because it removed an adjacent #include.
2023-10-05 09:01:01 -04:00
Hawkins Jiawei
e19751a32f virtio-net: Expose MAX_VLAN
vhost-vdpa shadowed CVQ needs to know the maximum number of
vlans supported by the virtio-net device, so QEMU can restore
the VLAN state in a migration.

Co-developed-by: Eugenio Pérez <eperezma@redhat.com>
Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
Signed-off-by: Hawkins Jiawei <yin31149@gmail.com>
Message-Id: <ca03403319c6405ea7c400836a572255bbc9ceba.1690106284.git.yin31149@gmail.com>
Tested-by: Lei Yang <leiyang@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2023-10-04 04:54:09 -04:00
Hawkins Jiawei
06b636a1e2 virtio-net: do not reset vlan filtering at set_features
This function is called after virtio_load, so all vlan configuration is
lost in migration case.

Just allow all the vlan-tagged packets if vlan is not configured, and
trust device reset to clear all filtered vlans.

Fixes: 0b1eaa8803 ("virtio-net: Do not filter VLANs without F_CTRL_VLAN")
Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
Reviewed-by: Hawkins Jiawei <yin31149@gmail.com>
Signed-off-by: Hawkins Jiawei <yin31149@gmail.com>
Message-Id: <95af0d013281282f48ad3f47f6ad1ac4ca9e52eb.1690106284.git.yin31149@gmail.com>
Tested-by: Lei Yang <leiyang@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2023-10-04 04:54:07 -04:00
Paolo Bonzini
fa4ec9ffda e1000: remove old compatibility code
This code is not needed anymore in the supported machine types.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-09-29 09:33:10 +02:00
Michael Tokarev
2431f4f184 hw/net: spelling fixes
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
2023-09-20 07:54:34 +03:00
Peter Maydell
1257065783 hw/net/rocker: Avoid variable length array
Replace an on-stack variable length array in of_dpa_ig() with
a g_autofree heap allocation.

The codebase has very few VLAs, and if we can get rid of them all we
can make the compiler error on new additions.  This is a defensive
measure against security bugs where an on-stack dynamic allocation
isn't correctly size-checked (e.g.  CVE-2021-3527).

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Francisco Iglesias <frasse.iglesias@gmail.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2023-09-18 14:36:13 +08:00
Peter Maydell
2a6cb383e2 hw/net/fsl_etsec/rings.c: Avoid variable length array
In fill_rx_bd() we create a variable length array of size
etsec->rx_padding. In fact we know that this will never be
larger than 64 bytes, because rx_padding is set in rx_init_frame()
in a way that ensures it is only that large. Use a fixed sized
array and assert that it is big enough.

Since padd[] is now potentially rather larger than the actual
padding required, adjust the memset() we do on it to match the
size that we write with cpu_physical_memory_write(), rather than
clearing the entire array.

The codebase has very few VLAs, and if we can get rid of them all we
can make the compiler error on new additions.  This is a defensive
measure against security bugs where an on-stack dynamic allocation
isn't correctly size-checked (e.g.  CVE-2021-3527).

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2023-09-18 14:36:13 +08:00
Tomasz Dzieciol
e710f9c470 e1000e: rename e1000e_ba_state and e1000e_write_hdr_to_rx_buffers
Rename e1000e_ba_state according and e1000e_write_hdr_to_rx_buffers for
consistency with IGB.

Signed-off-by: Tomasz Dzieciol <t.dzieciol@partner.samsung.com>
Reviewed-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Tested-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2023-09-18 14:36:13 +08:00
Tomasz Dzieciol
560cf339b2 igb: packet-split descriptors support
Packet-split descriptors are used by Linux VF driver for MTU values from 2048

Signed-off-by: Tomasz Dzieciol <t.dzieciol@partner.samsung.com>
Reviewed-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Tested-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2023-09-18 14:36:13 +08:00
Tomasz Dzieciol
1c4e67a5be igb: add IPv6 extended headers traffic detection
Signed-off-by: Tomasz Dzieciol <t.dzieciol@partner.samsung.com>
Reviewed-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Tested-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2023-09-18 14:36:13 +08:00
Tomasz Dzieciol
17ccd01647 igb: RX payload guest writting refactoring
Refactoring is done in preparation for support of multiple advanced
descriptors RX modes, especially packet-split modes.

Signed-off-by: Tomasz Dzieciol <t.dzieciol@partner.samsung.com>
Reviewed-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Tested-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2023-09-18 14:36:13 +08:00
Tomasz Dzieciol
ec82ad7c4d igb: RX descriptors guest writting refactoring
Refactoring is done in preparation for support of multiple advanced
descriptors RX modes, especially packet-split modes.

Signed-off-by: Tomasz Dzieciol <t.dzieciol@partner.samsung.com>
Reviewed-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Tested-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2023-09-18 14:36:13 +08:00
Tomasz Dzieciol
a86aee7e95 igb: rename E1000E_RingInfo_st
Rename E1000E_RingInfo_st and E1000E_RingInfo according to qemu typdefs guide.

Signed-off-by: Tomasz Dzieciol <t.dzieciol@partner.samsung.com>
Reviewed-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Tested-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2023-09-18 14:36:13 +08:00
Tomasz Dzieciol
2959c51dde igb: remove TCP ACK detection
TCP ACK detection is no longer present in igb.

Signed-off-by: Tomasz Dzieciol <t.dzieciol@partner.samsung.com>
Reviewed-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Tested-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2023-09-18 14:36:13 +08:00
Yuri Benditovich
53da8b5a99 virtio-net: Add support for USO features
USO features of virtio-net device depend on kernel ability
to support them, for backward compatibility by default the
features are disabled on 8.0 and earlier.

Signed-off-by: Yuri Benditovich <yuri.benditovich@daynix.com>
Signed-off-by: Andrew Melnychecnko <andrew@daynix.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2023-09-18 14:36:13 +08:00
Andrew Melnychenko
9da1684954 virtio-net: Add USO flags to vhost support.
New features are subject to check with vhost-user and vdpa.

Signed-off-by: Yuri Benditovich <yuri.benditovich@daynix.com>
Signed-off-by: Andrew Melnychenko <andrew@daynix.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2023-09-18 14:36:13 +08:00
Andrew Melnychenko
2ab0ec3121 tap: Add USO support to tap device.
Passing additional parameters (USOv4 and USOv6 offloads) when
setting TAP offloads

Signed-off-by: Yuri Benditovich <yuri.benditovich@daynix.com>
Signed-off-by: Andrew Melnychenko <andrew@daynix.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2023-09-18 14:36:13 +08:00
Thomas Huth
90a0778421 hw/net/vmxnet3: Fix guest-triggerable assert()
The assert() that checks for valid MTU sizes can be triggered by
the guest (e.g. with the reproducer code from the bug ticket
https://gitlab.com/qemu-project/qemu/-/issues/517 ). Let's avoid
this problem by simply logging the error and refusing to activate
the device instead.

Fixes: d05dcd94ae ("net: vmxnet3: validate configuration values during activate")
Signed-off-by: Thomas Huth <thuth@redhat.com>
Cc: qemu-stable@nongnu.org
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
[Mjt: change format specifier from %d to %u for uint32_t argument]
2023-09-08 13:08:52 +03:00
Philippe Mathieu-Daudé
ae4994d2c8 hw/net/i82596: Include missing 'exec/address-spaces.h' header
hw/net/i82596.c access the global 'address_space_memory'
calling the ld/st_phys() API. address_space_memory is
declared in "exec/address-spaces.h". Currently this header
is indirectly pulled in via another header. Explicitly include
it to avoid when refactoring unrelated headers:

  hw/net/i82596.c:91:23: error: use of undeclared identifier 'address_space_memory'; did you mean 'address_space_destroy'?
    return ldub_phys(&address_space_memory, addr);
                      ^~~~~~~~~~~~~~~~~~~~
                      address_space_destroy

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230619074153.44268-2-philmd@linaro.org>
2023-08-31 19:47:43 +02:00
Cédric Le Goater
cc9ff56fc3 kconfig: Add PCIe devices to s390x machines
It is useful to extend the number of available PCIe devices to KVM guests
for passthrough scenarios and also to expose these models to a different
(big endian) architecture. Introduce a new config PCIE_DEVICES to select
models, Intel Ethernet adapters and one USB controller. These devices all
support MSI-X which is a requirement on s390x as legacy INTx are not
supported.

Cc: Matthew Rosato <mjrosato@linux.ibm.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Thomas Huth <thuth@redhat.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>
Message-ID: <20230712080146.839113-1-clg@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-07-14 11:10:57 +02:00
Akihiko Odaki
445416e301 pcie: Use common ARI next function number
Currently the only implementers of ARI is SR-IOV devices, and they
behave similar. Share the ARI next function number.

Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Reviewed-by: Ani Sinha <anisinha@redhat.com>
Message-Id: <20230710153838.33917-2-akihiko.odaki@daynix.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2023-07-10 18:59:32 -04:00
Alex Bennée
7e8094f0df hw/virtio: fix typo in VIRTIO_CONFIG_IRQ_IDX comments
Fixes: 544f0278af (virtio: introduce macro VIRTIO_CONFIG_IRQ_IDX)
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20230710153522.3469097-4-alex.bennee@linaro.org>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2023-07-10 18:59:32 -04:00
Viktor Prutyanov
cd9b834688 virtio-net: pass Device-TLB enable/disable events to vhost
If vhost is enabled for virtio-net, Device-TLB enable/disable events
must be passed to vhost for proper IOMMU unmap flag selection.

Signed-off-by: Viktor Prutyanov <viktor@daynix.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Message-Id: <20230626091258.24453-3-viktor@daynix.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2023-07-10 15:07:50 -04:00