Commit Graph

2123 Commits

Author SHA1 Message Date
Richard Henderson
b0c3c60366 target-arm queue:
* MAINTAINERS/.mailmap: update email for Leif Lindholm
  * hw/arm: add version information to sbsa-ref machine DT
  * Enable new features for -cpu max:
    FEAT_Debugv8p2, FEAT_Debugv8p4, FEAT_RAS (minimal version only),
    FEAT_IESB, FEAT_CSV2, FEAT_CSV2_2, FEAT_CSV3, FEAT_DGH
  * Emulate Cortex-A76
  * Emulate Neoverse-N1
  * Fix the virt board default NUMA topology
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Merge tag 'pull-target-arm-20220509' of https://git.linaro.org/people/pmaydell/qemu-arm into staging

target-arm queue:
 * MAINTAINERS/.mailmap: update email for Leif Lindholm
 * hw/arm: add version information to sbsa-ref machine DT
 * Enable new features for -cpu max:
   FEAT_Debugv8p2, FEAT_Debugv8p4, FEAT_RAS (minimal version only),
   FEAT_IESB, FEAT_CSV2, FEAT_CSV2_2, FEAT_CSV3, FEAT_DGH
 * Emulate Cortex-A76
 * Emulate Neoverse-N1
 * Fix the virt board default NUMA topology

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# gpg: Signature made Mon 09 May 2022 04:57:47 AM PDT
# gpg:                using RSA key E1A5C593CD419DE28E8315CF3C2525ED14360CDE
# gpg:                issuer "peter.maydell@linaro.org"
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>" [full]
# gpg:                 aka "Peter Maydell <pmaydell@gmail.com>" [full]
# gpg:                 aka "Peter Maydell <pmaydell@chiark.greenend.org.uk>" [full]

* tag 'pull-target-arm-20220509' of https://git.linaro.org/people/pmaydell/qemu-arm: (32 commits)
  hw/acpi/aml-build: Use existing CPU topology to build PPTT table
  hw/arm/virt: Fix CPU's default NUMA node ID
  qtest/numa-test: Correct CPU and NUMA association in aarch64_numa_cpu()
  hw/arm/virt: Consider SMP configuration in CPU topology
  qtest/numa-test: Specify CPU topology in aarch64_numa_cpu()
  qapi/machine.json: Add cluster-id
  hw/arm: add versioning to sbsa-ref machine DT
  target/arm: Define neoverse-n1
  target/arm: Define cortex-a76
  target/arm: Enable FEAT_DGH for -cpu max
  target/arm: Enable FEAT_CSV3 for -cpu max
  target/arm: Enable FEAT_CSV2_2 for -cpu max
  target/arm: Enable FEAT_CSV2 for -cpu max
  target/arm: Enable FEAT_IESB for -cpu max
  target/arm: Enable FEAT_RAS for -cpu max
  target/arm: Implement ESB instruction
  target/arm: Implement virtual SError exceptions
  target/arm: Enable SCR and HCR bits for RAS
  target/arm: Add minimal RAS registers
  target/arm: Enable FEAT_Debugv8p4 for -cpu max
  ...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2022-05-09 09:33:53 -07:00
Richard Henderson
5db6de806a target/arm: Define neoverse-n1
Enable the n1 for virt and sbsa board use.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220506180242.216785-25-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-05-09 11:47:54 +01:00
Richard Henderson
2f6283fc8e target/arm: Define cortex-a76
Enable the a76 for virt and sbsa board use.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220506180242.216785-24-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-05-09 11:47:54 +01:00
Richard Henderson
6d9650191a target/arm: Enable FEAT_DGH for -cpu max
This extension concerns not merging memory access, which TCG does
not implement.  Thus we can trivially enable this feature.
Add a comment to handle_hint for the DGH instruction, but no code.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220506180242.216785-23-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-05-09 11:47:54 +01:00
Richard Henderson
3082b86b10 target/arm: Enable FEAT_CSV3 for -cpu max
This extension concerns cache speculation, which TCG does
not implement.  Thus we can trivially enable this feature.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220506180242.216785-22-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-05-09 11:47:54 +01:00
Richard Henderson
7cb1e61851 target/arm: Enable FEAT_CSV2_2 for -cpu max
There is no branch prediction in TCG, therefore there is no
need to actually include the context number into the predictor.
Therefore all we need to do is add the state for SCXTNUM_ELx.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220506180242.216785-21-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-05-09 11:47:54 +01:00
Richard Henderson
74b17e1669 target/arm: Enable FEAT_CSV2 for -cpu max
This extension concerns branch speculation, which TCG does
not implement.  Thus we can trivially enable this feature.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220506180242.216785-20-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-05-09 11:47:54 +01:00
Richard Henderson
880cd10e84 target/arm: Enable FEAT_IESB for -cpu max
This feature is AArch64 only, and applies to physical SErrors,
which QEMU does not implement, thus the feature is a nop.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220506180242.216785-19-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-05-09 11:47:54 +01:00
Richard Henderson
e95c74c5e5 target/arm: Enable FEAT_RAS for -cpu max
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220506180242.216785-18-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-05-09 11:47:54 +01:00
Richard Henderson
8fc756b6be target/arm: Enable FEAT_Debugv8p4 for -cpu max
This extension concerns changes to the External Debug interface,
with Secure and Non-secure access to the debug registers, and all
of it is outside the scope of QEMU.  Indicating support for this
is mandatory with FEAT_SEL2, which we do implement.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220506180242.216785-13-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-05-09 11:47:53 +01:00
Richard Henderson
033a4f1533 target/arm: Enable FEAT_Debugv8p2 for -cpu max
The only portion of FEAT_Debugv8p2 that is relevant to QEMU
is CONTEXTIDR_EL2, which is also conditionally implemented
with FEAT_VHE.  The rest of the debug extension concerns the
External debug interface, which is outside the scope of QEMU.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220506180242.216785-12-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-05-09 11:47:53 +01:00
Thomas Huth
ddc5a6cc70 docs/devel/writing-monitor-commands: Replace obsolete STEXI/ETEXI tags
STEXI and ETEXI is not used anymore since we switched to Sphinx.
Replace them in the example with SRST and ERST, too.

Message-Id: <20220506150146.564244-1-thuth@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2022-05-09 08:21:14 +02:00
Paolo Bonzini
b0b4323e32 meson, configure: move --with-pkgversion, CONFIG_STAMP to meson
The hash is now generated with a Python script.

Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2022-05-07 07:46:58 +02:00
Kevin Wolf
31009d13cc docs/vhost-user: Clarifications for VHOST_USER_ADD/REM_MEM_REG
The specification for VHOST_USER_ADD/REM_MEM_REG messages is unclear
in several points, which has led to clients having incompatible
implementations. This changes the specification to be more explicit
about them:

* VHOST_USER_ADD_MEM_REG is not specified as receiving a file
  descriptor, though it obviously does need to do so. All
  implementations agree on this one, fix the specification.

* VHOST_USER_REM_MEM_REG is not specified as receiving a file
  descriptor either, and it also has no reason to do so. rust-vmm does
  not send file descriptors for removing a memory region (in agreement
  with the specification), libvhost-user and QEMU do (which is a bug),
  though libvhost-user doesn't actually make any use of it.

  Change the specification so that for compatibility QEMU's behaviour
  becomes legal, even if discouraged, but rust-vmm's behaviour becomes
  the explicitly recommended mode of operation.

* VHOST_USER_ADD_MEM_REG doesn't have a documented return value, which
  is the desired behaviour in the non-postcopy case. It also implemented
  like this in QEMU and rust-vmm, though libvhost-user is buggy and
  sometimes sends an unexpected reply. This will be fixed in a separate
  patch.

  However, in postcopy mode it does reply like VHOST_USER_SET_MEM_TABLE.
  This behaviour is shared between libvhost-user and QEMU; rust-vmm
  doesn't implement postcopy mode yet. Mention it explicitly in the
  spec.

* The specification doesn't mention how VHOST_USER_REM_MEM_REG
  identifies the memory region to be removed. Change it to describe the
  existing behaviour of libvhost-user (guest address, user address and
  size must match).

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20220407133657.155281-2-kwolf@redhat.com>
Reviewed-by: Raphael Norwitz <raphael.norwitz@nutanix.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2022-05-04 15:55:23 +02:00
Denis V. Lunev
8e28b65f52 qemu-img: properly list formats which have consistency check implemented
Simple grep for the .bdrv_co_check callback presence gives the following
list of block drivers
* QED
* VDI
* VHDX
* VMDK
* Parallels
which have this callback. The presense of the callback means that
consistency check is supported.

The patch updates documentation accordingly.

Signed-off-by: Denis V. Lunev <den@openvz.org>
CC: Kevin Wolf <kwolf@redhat.com>
CC: Hanna Reitz <hreitz@redhat.com>
Message-Id: <20220407083932.531965-1-den@openvz.org>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2022-05-04 15:55:23 +02:00
Marc-André Lureau
907b5105f1 tests: move libqtest.h back under qtest/
Since commit a2ce7dbd91 ("meson: convert tests/qtest to meson"),
libqtest.h is under libqos/ directory, while libqtest.c is still in
qtest/. Move back to its original location to avoid mixing with libqos/.

Suggested-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Stefan Berger <stefanb@linux.ibm.com>
2022-05-03 15:16:51 +04:00
Alistair Francis
325b7c4e75 hw/riscv: Enable TPM backends
Imply the TPM sysbus devices. This allows users to add TPM devices to
the RISC-V virt board.

This was tested by first creating an emulated TPM device:

    swtpm socket --tpm2 -t -d --tpmstate dir=/tmp/tpm \
        --ctrl type=unixio,path=swtpm-sock

Then launching QEMU with:

    -chardev socket,id=chrtpm,path=swtpm-sock \
    -tpmdev emulator,id=tpm0,chardev=chrtpm \
    -device tpm-tis-device,tpmdev=tpm0

The TPM device can be seen in the memory tree and the generated device
tree.

Resolves: https://gitlab.com/qemu-project/qemu/-/issues/942
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Message-Id: <20220427234146.1130752-7-alistair.francis@opensource.wdc.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2022-04-29 10:48:48 +10:00
Richard Henderson
f228336020 target-arm queue:
* refactor to use tcg_constant where appropriate
  * Advertise support for FEAT_TTL and FEAT_BBM level 2
  * smmuv3: Cache event fault record
  * smmuv3: Add space in guest error message
  * smmuv3: Advertise support for SMMUv3.2-BBML2
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Merge tag 'pull-target-arm-20220428' of https://git.linaro.org/people/pmaydell/qemu-arm into staging

target-arm queue:
 * refactor to use tcg_constant where appropriate
 * Advertise support for FEAT_TTL and FEAT_BBM level 2
 * smmuv3: Cache event fault record
 * smmuv3: Add space in guest error message
 * smmuv3: Advertise support for SMMUv3.2-BBML2

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# gpg: Signature made Thu 28 Apr 2022 07:38:38 AM PDT
# gpg:                using RSA key E1A5C593CD419DE28E8315CF3C2525ED14360CDE
# gpg:                issuer "peter.maydell@linaro.org"
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>" [full]
# gpg:                 aka "Peter Maydell <pmaydell@gmail.com>" [full]
# gpg:                 aka "Peter Maydell <pmaydell@chiark.greenend.org.uk>" [full]

* tag 'pull-target-arm-20220428' of https://git.linaro.org/people/pmaydell/qemu-arm: (54 commits)
  hw/arm/smmuv3: Advertise support for SMMUv3.2-BBML2
  target/arm: Advertise support for FEAT_BBM level 2
  target/arm: Advertise support for FEAT_TTL
  hw/arm/smmuv3: Add space in guest error message
  hw/arm/smmuv3: Cache event fault record
  target/arm: Use field names for accessing DBGWCRn
  target/arm: Disable cryptographic instructions when neon is disabled
  target/arm: Use tcg_constant for vector descriptor
  target/arm: Use tcg_constant for do_brk{2,3}
  target/arm: Use tcg_constant for predicate descriptors
  target/arm: Use tcg_constant in do_zzi_{sat, ool}, do_fp_imm
  target/arm: Use tcg_constant in SUBR
  target/arm: Use tcg_constant in LD1, ST1
  target/arm: Use tcg_constant in WHILE
  target/arm: Use tcg_constant in do_clast_scalar
  target/arm: Use tcg_constant in {incr, wrap}_last_active
  target/arm: Use tcg_constant in FCPY, CPY
  target/arm: Use tcg_constant in SINCDEC, INCDEC
  target/arm: Use tcg_constant for trans_INDEX_*
  target/arm: Use tcg_constant in trans_CSEL
  ...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2022-04-28 08:34:17 -07:00
Peter Maydell
75d08a4072 target/arm: Advertise support for FEAT_BBM level 2
The description in the Arm ARM of the requirements of FEAT_BBM is
admirably clear on the guarantees it provides software, but slightly
more obscure on what that means for implementations.  The description
of the equivalent SMMU feature in the SMMU specification (IHI0070D.b
section 3.21.1) is perhaps a bit more detailed and includes some
example valid implementation choices. (The SMMU version of this
feature is slightly tighter than the CPU version: the CPU is permitted
to raise TLB Conflict aborts in some situations that the SMMU may
not. This doesn't matter for QEMU because we don't want to do TLB
Conflict aborts anyway.)

The informal summary of FEAT_BBM is that it is about permitting an OS
to switch a range of memory between "covered by a huge page" and
"covered by a sequence of normal pages" without having to engage in
the 'break-before-make' dance that has traditionally been
necessary. The 'break-before-make' sequence is:

 * replace the old translation table entry with an invalid entry
 * execute a DSB insn
 * execute a broadcast TLB invalidate insn
 * execute a DSB insn
 * write the new translation table entry
 * execute a DSB insn

The point of this is to ensure that no TLB can simultaneously contain
TLB entries for the old and the new entry, which would traditionally
be UNPREDICTABLE (allowing the CPU to generate a TLB Conflict fault
or to use a random mishmash of values from the old and the new
entry).  FEAT_BBM level 2 says "for the specific case where the only
thing that changed is the size of the block, the TLB is guaranteed
not to do weird things even if there are multiple entries for an
address", which means that software can now do:

 * replace old translation table entry with new entry
 * DSB
 * broadcast TLB invalidate
 * DSB

As the SMMU spec notes, valid ways to do this include:

 * if there are multiple entries in the TLB for an address,
   choose one of them and use it, ignoring the others
 * if there are multiple entries in the TLB for an address,
   throw them all out and do a page table walk to get a new one

QEMU's page table walk implementation for Arm CPUs already meets the
requirements for FEAT_BBM level 2. When we cache an entry in our TCG
TLB, we do so only for the specific (non-huge) page that the address
is in, and there is no way for the TLB data structure to ever have
more than one TLB entry for that page. (We handle huge pages only in
that we track what part of the address space is covered by huge pages
so that a TLB invalidate operation for an address in a huge page
results in an invalidation of the whole TLB.) We ignore the Contiguous
bit in page table entries, so we don't have to do anything for the
parts of FEAT_BBM that deal with changis to the Contiguous bit.

FEAT_BBM level 2 also requires that the nT bit in block descriptors
must be ignored; since commit 39a1fd2528 we do this.

It's therefore safe for QEMU to advertise FEAT_BBM level 2 by
setting ID_AA64MMFR2_EL1.BBM to 2.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220426160422.2353158-3-peter.maydell@linaro.org
2022-04-28 13:59:23 +01:00
Peter Maydell
f81c60c244 target/arm: Advertise support for FEAT_TTL
The Arm FEAT_TTL architectural feature allows the guest to provide an
optional hint in an AArch64 TLB invalidate operation about which
translation table level holds the leaf entry for the address being
invalidated.  QEMU's TLB implementation doesn't need that hint, and
we correctly ignore the (previously RES0) bits in TLB invalidate
operation values that are now used for the TTL field.  So we can
simply advertise support for it in our 'max' CPU.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220426160422.2353158-2-peter.maydell@linaro.org
2022-04-28 13:59:23 +01:00
Paolo Bonzini
e960a7ee46 remove -writeconfig
Like -set and -readconfig, it would not really be too hard to
extend -writeconfig to parsing mechanisms other than QemuOpts.
However, the uses of -writeconfig are substantially more
limited, as it is generally easier to write the configuration
by hand in the first place.  In addition, -writeconfig does
not even try to detect cases where it prints incorrect
syntax (for example if values have a quote in them, since
qemu_config_parse does not support any kind of escaping.
Just remove it.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20220414145721.326866-1-pbonzini@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2022-04-28 08:51:56 +02:00
Richard Henderson
cf6f26d6f9 vnc: add display-update monitor command.
screendump: add png support.
 vmsvga: screen update fix.
 i386: sev setup for -bios loaded firmware
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Merge tag 'kraxel-20220427-pull-request' of git://git.kraxel.org/qemu into staging

vnc: add display-update monitor command.
screendump: add png support.
vmsvga: screen update fix.
i386: sev setup for -bios loaded firmware

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# -----END PGP SIGNATURE-----
# gpg: Signature made Wed 27 Apr 2022 10:29:41 AM PDT
# gpg:                using RSA key A0328CFFB93A17A79901FE7D4CB6D8EED3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>" [undefined]
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>" [undefined]
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>" [undefined]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: A032 8CFF B93A 17A7 9901  FE7D 4CB6 D8EE D3E8 7138

* tag 'kraxel-20220427-pull-request' of git://git.kraxel.org/qemu:
  i386: firmware parsing and sev setup for -bios loaded firmware
  i386: factor out x86_firmware_configure()
  i386: move bios load error message
  avocado/vnc: add test_change_listen
  qapi/ui: add 'display-update' command for changing listen address
  ui/vnc: refactor arrays of addresses to SocketAddressList
  Added parameter to take screenshot with screendump as PNG
  Replacing CONFIG_VNC_PNG with CONFIG_PNG
  hw/display/vmware_vga: do not discard screen updates

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2022-04-27 10:49:28 -07:00
Vladimir Sementsov-Ogievskiy
abea19468e qapi/ui: add 'display-update' command for changing listen address
Add possibility to change addresses where VNC server listens for new
connections. Prior to 6.0 this functionality was available through
'change' qmp command which was deleted.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@openvz.org>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Message-Id: <20220401143936.356460-3-vsementsov@openvz.org>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2022-04-27 07:51:01 +02:00
Richard Henderson
eab18e4021 Misc patch queue
* Removes depecated --enable-fips QEMU system emulator option
 * Fixes array bounds check in keycode conversion for ESCC device
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Merge tag 'misc-next-pull-request' of https://gitlab.com/berrange/qemu into staging

Misc patch queue

* Removes depecated --enable-fips QEMU system emulator option
* Fixes array bounds check in keycode conversion for ESCC device

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# gpg: Signature made Tue 26 Apr 2022 08:13:14 AM PDT
# gpg:                using RSA key DAF3A6FDB26B62912D0E8E3FBE86EBB415104FDF
# gpg: Good signature from "Daniel P. Berrange <dan@berrange.com>" [full]
# gpg:                 aka "Daniel P. Berrange <berrange@redhat.com>" [full]

* tag 'misc-next-pull-request' of https://gitlab.com/berrange/qemu:
  github: fix config mistake preventing repo lockdown commenting
  hw/char: fix qcode array bounds check in ESCC impl
  softmmu: remove deprecated --enable-fips option

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2022-04-26 10:36:35 -07:00
Daniel P. Berrangé
c6b310b37c softmmu: remove deprecated --enable-fips option
Users requiring FIPS support must build QEMU with either the libgcrypt
or gnutls libraries as the crytography backend.

Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
2022-04-26 16:12:25 +01:00
Stefan Weil
4a89bf188a docs: Replace HomeBrew -> Homebrew
The official spelling does not use camel case.

Signed-off-by: Stefan Weil <sw@weilnetz.de>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Message-Id: <20220422083403.1082924-1-sw@weilnetz.de>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2022-04-26 12:40:36 +02:00
Stefan Weil
9b76572431 docs: Replace Qemu -> QEMU
Signed-off-by: Stefan Weil <sw@weilnetz.de>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Knut Omang <knuto@ifi.uio.no>
Message-Id: <20220422083007.1082667-1-sw@weilnetz.de>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2022-04-26 12:38:44 +02:00
Richard Henderson
c49abc8406 Pull request
Small contrib/vhost-user-blk, contrib/vhost-user-scsi, and tools/virtiofsd
 improvements.
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Merge tag 'block-pull-request' of https://gitlab.com/stefanha/qemu into staging

Pull request

Small contrib/vhost-user-blk, contrib/vhost-user-scsi, and tools/virtiofsd
improvements.

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# gpg: Signature made Mon 25 Apr 2022 01:48:38 AM PDT
# gpg:                using RSA key 8695A8BFD3F97CDAAC35775A9CA4ABB381AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>" [full]
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>" [full]

* tag 'block-pull-request' of https://gitlab.com/stefanha/qemu:
  virtiofsd: Add docs/helper for killpriv_v2/no_killpriv_v2 option
  contrib/vhost-user-blk: add missing GOptionEntry NULL terminator
  Implements Backend Program conventions for vhost-user-scsi

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2022-04-25 10:21:56 -07:00
Peter Maydell
7cf3f8d243 hw/arm/virt: Support TCG GICv4
Add support for the TCG GICv4 to the virt board. For the board,
the GICv4 is very similar to the GICv3, with the only difference
being the size of the redistributor frame. The changes here are thus:
 * calculating virt_redist_capacity correctly for GICv4
 * changing various places which were "if GICv3" to be "if not GICv2"
 * the commandline option handling

Note that using GICv4 reduces the maximum possible number of CPUs on
the virt board from 512 to 317, because we can now only fit half as
many redistributors into the redistributor regions we have defined.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220408141550.1271295-42-peter.maydell@linaro.org
2022-04-22 14:44:53 +01:00
Richard Henderson
378f973a6c QAPI patches patches for 2022-04-21
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Merge tag 'pull-qapi-2022-04-21' of git://repo.or.cz/qemu/armbru into staging

QAPI patches patches for 2022-04-21

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# gpg: Signature made Thu 21 Apr 2022 07:11:14 AM PDT
# gpg:                using RSA key 354BC8B3D7EB2A6B68674E5F3870B400EB918653
# gpg:                issuer "armbru@redhat.com"
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>" [undefined]
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>" [undefined]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* tag 'pull-qapi-2022-04-21' of git://repo.or.cz/qemu/armbru:
  qapi: Fix version of cpu0-id field
  qapi: Fix typo
  qapi: Fix documentation for query-xen-replication-status
  docs: qapi: Remove outdated reference to simple unions
  qapi-schema: test: add a unit test for parsing array alternates
  qapi-schema: test: add a qapi-schema-test for array alternates
  qapi-schema: support alternates with array type

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2022-04-21 10:49:40 -07:00
Richard Henderson
28298069af Misc cleanups
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Merge tag 'misc-pull-request' of gitlab.com:marcandre.lureau/qemu into staging

Misc cleanups

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# gpg: Signature made Thu 21 Apr 2022 06:47:55 AM PDT
# gpg:                using RSA key 87A9BD933F87C606D276F62DDAE8E10975969CE5
# gpg:                issuer "marcandre.lureau@redhat.com"
# gpg: Good signature from "Marc-André Lureau <marcandre.lureau@redhat.com>" [full]
# gpg:                 aka "Marc-André Lureau <marcandre.lureau@gmail.com>" [full]

* tag 'misc-pull-request' of gitlab.com:marcandre.lureau/qemu: (30 commits)
  qga: use fixed-length and GDateTime for log timestamp
  tests/fuzz: fix warning
  qga: remove need for QEMU atomic.h
  util: replace qemu_get_local_state_pathname()
  util: use qemu_create() in qemu_write_pidfile()
  util: use qemu_write_full() in qemu_write_pidfile()
  util: simplify write in signal handler
  qtest: simplify socket_send()
  qga: move qga_get_host_name()
  Move error_printf_unless_qmp() with monitor unit
  tests: run-time skip test-qga if TSAN is enabled
  compiler.h: add QEMU_SANITIZE_{ADDRESS,THREAD}
  tests: remove block/qdict checks from check-qobject.c
  include: move qdict_{crumple,flatten} declarations
  include: add qemu/keyval.h
  include: move qemu_fdatasync() to osdep
  include: move qemu_msync() to osdep
  compiler.h: replace QEMU_NORETURN with G_NORETURN
  osdep.h: move qemu_build_not_reached()
  doc/style: CLang -> Clang
  ...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2022-04-21 09:27:54 -07:00
Marc-André Lureau
1812a2d366 doc/style: CLang -> Clang
It's not the way it is usually written (see https://clang.llvm.org/).

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Damien Hedde <damien.hedde@greensocs.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Message-Id: <20220420132624.2439741-17-marcandre.lureau@redhat.com>
2022-04-21 17:03:51 +04:00
Marc-André Lureau
7a42e6885a docs: trace-events-all is installed without renaming
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Message-Id: <20220420132624.2439741-13-marcandre.lureau@redhat.com>
2022-04-21 17:03:51 +04:00
Heinrich Schuchardt
011301736b hw/arm/virt: impact of gic-version on max CPUs
Describe that the gic-version influences the maximum number of CPUs.

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Message-id: 20220413231456.35811-1-heinrich.schuchardt@canonical.com
[PMM: minor punctuation tweaks]
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-04-21 11:37:05 +01:00
Liu Yiding
d45c83328f virtiofsd: Add docs/helper for killpriv_v2/no_killpriv_v2 option
virtiofsd has introduced killpriv_v2/no_killpriv_v2 for a while. Add
description of it to docs/helper.

Signed-off-by: Liu Yiding <liuyd.fnst@fujitsu.com>
Message-Id: <20220421095151.2231099-1-liuyd.fnst@fujitsu.com>

[Small documentation fixes: s/as client supports/as the client supports/
and s/.  /. /.
--Stefan]

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2022-04-21 12:05:15 +02:00
Andrea Bolognani
659056b81d docs: qapi: Remove outdated reference to simple unions
Commit 4e99f4b12c dropped simple unions and updated most
documentation accordingly, but in one case we still claim that
there are "two flavors of unions".

Signed-off-by: Andrea Bolognani <abologna@redhat.com>
Message-Id: <20220420153408.243584-2-abologna@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2022-04-21 10:22:22 +02:00
Richard Henderson
2d20a57453 Testing, docs and gdbstub updates:
- make -M virt test exercise -cpu max
   - document how binfmt_misc docker works
   - clean-up the devel TOC generation
   - clean-up check-tcg cross-compile behaviour
   - fix byte swap error in xmm gdbstub access
   - add float_convd test with reference files
   - more reference files for float_convs
   - more cleanly handle gdb crashing during check-tcg
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Merge tag 'pull-fixes-for-7.1-200422-1' of https://github.com/stsquad/qemu into staging

Testing, docs and gdbstub updates:

  - make -M virt test exercise -cpu max
  - document how binfmt_misc docker works
  - clean-up the devel TOC generation
  - clean-up check-tcg cross-compile behaviour
  - fix byte swap error in xmm gdbstub access
  - add float_convd test with reference files
  - more reference files for float_convs
  - more cleanly handle gdb crashing during check-tcg

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# gpg: Signature made Wed 20 Apr 2022 08:08:59 AM PDT
# gpg:                using RSA key 6685AE99E75167BCAFC8DF35FBD0DB095A9E2A44
# gpg: Good signature from "Alex Bennée (Master Work Key) <alex.bennee@linaro.org>" [undefined]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 6685 AE99 E751 67BC AFC8  DF35 FBD0 DB09 5A9E 2A44

* tag 'pull-fixes-for-7.1-200422-1' of https://github.com/stsquad/qemu: (25 commits)
  tests/guest-debug: better handle gdb crashes
  target/i386: fix byte swap issue with XMM register access
  tests/tcg: add missing reference files for float_convs
  tests/tcg: add float_convd test
  tests/tcg: remove duplicate sha512-sse case
  tests/tcg: fix non-static build
  tests/docker: remove SKIP_DOCKER_BUILD
  tests/tcg: isolate from QEMU's config-host.mak
  tests/tcg: invoke Makefile.target directly from QEMU's makefile
  tests/tcg: list test targets in Makefile.prereqs
  tests/tcg: prepare Makefile.prereqs at configure time
  tests/tcg: remove CONFIG_USER_ONLY from config-target.mak
  tests/tcg: remove CONFIG_LINUX_USER from config-target.mak
  tests/tcg: add compiler test variables when using containers
  tests/docker: do not duplicate rules for hexagon-cross
  tests/docker: simplify docker-TEST@IMAGE targets
  tests/docker: remove unnecessary filtering of $(DOCKER_IMAGES)
  tests/docker: inline variable definitions or move close to use
  tests/docker: remove unnecessary default definitions
  tests/docker: remove dead variable
  ...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2022-04-20 11:13:08 -07:00
Alex Bennée
ab20edf59d docs/devel: drop :hidden: and :includehidden: tags
This was confusing and in the case of qtest was hiding the details of
the qgraph sub-document in the qtest pages.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Acked-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220419091020.3008144-4-alex.bennee@linaro.org>
2022-04-20 16:04:20 +01:00
Alex Bennée
396408ee92 docs/devel: add some notes on the binfmt-image-debian targets
We document some of this on the wiki but lets move it into our
official developer notes documentation.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220419091020.3008144-3-alex.bennee@linaro.org>
2022-04-20 16:04:20 +01:00
Lucas Ramage
4667619269 docs/ccid: convert to restructuredText
Buglink: https://gitlab.com/qemu-project/qemu/-/issues/527
Signed-off-by: Lucas Ramage <lucas.ramage@infinite-omicron.com>
Message-Id: <20220405142906.21382-1-oxr463@gmx.us>
Reviewed-by: Damien Hedde <damien.hedde@greensocs.com>
[thuth: Added some cosmetic fixes]
Signed-off-by: Thomas Huth <thuth@redhat.com>
2022-04-20 09:25:10 +02:00
Jon Doron
73d2407407 hyperv: Add support to process syndbg commands
SynDbg commands can come from two different flows:
1. Hypercalls, in this mode the data being sent is fully
   encapsulated network packets.
2. SynDbg specific MSRs, in this mode only the data that needs to be
   transfered is passed.

Signed-off-by: Jon Doron <arilou@gmail.com>
Reviewed-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
Message-Id: <20220216102500.692781-4-arilou@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2022-04-06 14:31:56 +02:00
Marc-André Lureau
ee3eb3a7ce Replace TARGET_WORDS_BIGENDIAN
Convert the TARGET_WORDS_BIGENDIAN macro, similarly to what was done
with HOST_BIG_ENDIAN. The new TARGET_BIG_ENDIAN macro is either 0 or 1,
and thus should always be defined to prevent misuse.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Suggested-by: Halil Pasic <pasic@linux.ibm.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220323155743.1585078-8-marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2022-04-06 10:50:37 +02:00
Peter Maydell
f53faa70bb * fix vss-win32 compilation with clang++
* update Coverity model
 
 * add measurement calculation to amd-memory-encryption docs
 -----BEGIN PGP SIGNATURE-----
 
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Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging

* fix vss-win32 compilation with clang++

* update Coverity model

* add measurement calculation to amd-memory-encryption docs

# gpg: Signature made Tue 05 Apr 2022 09:42:59 BST
# gpg:                using RSA key F13338574B662389866C7682BFFBD25F78C7AE83
# gpg:                issuer "pbonzini@redhat.com"
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [full]
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>" [full]
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* tag 'for-upstream' of https://gitlab.com/bonzini/qemu:
  docs/system/i386: Add measurement calculation details to amd-memory-encryption
  qga/vss-win32: fix compilation with clang++
  coverity: update model for latest tools

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-04-05 16:14:28 +01:00
Dov Murik
776a6a32b4 docs/system/i386: Add measurement calculation details to amd-memory-encryption
Add a section explaining how the Guest Owner should calculate the
expected guest launch measurement for SEV and SEV-ES.

Also update the name and links to the SEV API Spec document.

Signed-off-by: Dov Murik <dovmurik@linux.ibm.com>
Suggested-by: Daniel P. Berrangé <berrange@redhat.com>

Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20220217110059.2320497-1-dovmurik@linux.ibm.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2022-04-05 10:42:06 +02:00
Pavel Pisa
80b952bb69 docs/system/devices/can.rst: correct links to CTU CAN FD IP core documentation.
Signed-off-by: Pavel Pisa <pisa@cmp.felk.cvut.cz>
Reviewed-by: Francisco Iglesias <frasse.iglesias@gmail.com>
Message-id: 20220402204523.32643-1-pisa@cmp.felk.cvut.cz
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-04-05 09:29:28 +01:00
Christoph Muellner
0f37cf2f71 docs/tcg-plugins: document QEMU_PLUGIN behaviour
QEMU plugins can be loaded via command line arguments or via
the QEMU_PLUGIN environment variable. Currently, only the first method
is documented. Let's document QEMU_PLUGIN.

As drive-by cleanup, this patch fixes the path to the plugins
in the same section of the documentation.

Signed-off-by: Christoph Muellner <cmuellner@linux.com>
Message-Id: <20220316181412.1550044-1-cmuellner@linux.com>
[AJB: fixed some minor typos]
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
2022-03-23 10:38:09 +00:00
Alex Bennée
f503b7e327 docs: remove qemu_logo.pdf
As far as I can tell nothing in the source tree uses this file. The
original comment mentions texi2pdf and I think that was all culled
when we switched to our rst documentation pipeline.

Fixes: 4ac2ee194b ("docs/interop: Convert qemu-qmp-ref to rST")
Cc: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20220316161038.3033723-1-alex.bennee@linaro.org>
2022-03-23 10:38:09 +00:00
Alex Bennée
c6afd2bdfd docs/devel: try and impose some organisation
We have a growing set of developer docs but the index is currently in
order of when stuff was added. Try and make things a bit easier to
find my adding sub indexes and organising into themes.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Kashyap Chamarthy <kchamart@redhat.com>
Message-Id: <20220315121251.2280317-7-alex.bennee@linaro.org>
2022-03-23 10:37:49 +00:00
Eric Blake
a2c2d44ae1 docs: Consistent typography for options of qemu-nbd
Prefer the :option:`--name` form when cross-referencing other options
from the qemu-nbd documentation.

Signed-off-by: Eric Blake <eblake@redhat.com>
Message-Id: <20220314203818.3681277-2-eblake@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
2022-03-21 15:19:58 -05:00
Peter Maydell
fdee2c9692 nbd patches for 2022-03-07
- Dan Berrange: Allow qemu-nbd to support TLS over Unix sockets
 - Eric Blake: Minor cleanups related to 64-bit block operations
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Merge remote-tracking branch 'remotes/ericb/tags/pull-nbd-2022-03-07' into staging

nbd patches for 2022-03-07

- Dan Berrange: Allow qemu-nbd to support TLS over Unix sockets
- Eric Blake: Minor cleanups related to 64-bit block operations

# gpg: Signature made Tue 08 Mar 2022 01:41:35 GMT
# gpg:                using RSA key 71C2CC22B1C4602927D2F3AAA7A16B4A2527436A
# gpg: Good signature from "Eric Blake <eblake@redhat.com>" [full]
# gpg:                 aka "Eric Blake (Free Software Programmer) <ebb9@byu.net>" [full]
# gpg:                 aka "[jpeg image of size 6874]" [full]
# Primary key fingerprint: 71C2 CC22 B1C4 6029 27D2  F3AA A7A1 6B4A 2527 436A

* remotes/ericb/tags/pull-nbd-2022-03-07:
  qemu-io: Allow larger write zeroes under no fallback
  qemu-io: Utilize 64-bit status during map
  nbd/server: Minor cleanups
  tests/qemu-iotests: validate NBD TLS with UNIX sockets and PSK
  tests/qemu-iotests: validate NBD TLS with UNIX sockets
  tests/qemu-iotests: validate NBD TLS with hostname mismatch
  tests/qemu-iotests: convert NBD TLS test to use standard filters
  tests/qemu-iotests: introduce filter for qemu-nbd export list
  tests/qemu-iotests: expand _filter_nbd rules
  tests/qemu-iotests: add QEMU_IOTESTS_REGEN=1 to update reference file
  block/nbd: don't restrict TLS usage to IP sockets
  qemu-nbd: add --tls-hostname option for TLS certificate validation
  block/nbd: support override of hostname for TLS certificate validation
  block: pass desired TLS hostname through from block driver client
  crypto: mandate a hostname when checking x509 creds on a client

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-03-09 11:38:29 +00:00