Commit Graph

89346 Commits

Author SHA1 Message Date
Richard Henderson
785ea711b1 trace: Fold mem-internal.h into mem.h
Since the last thing that mem.h does is include mem-internal.h,
the symbols are not actually private.

Tested-by: Cole Robinson <crobinso@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-07-21 07:45:38 -10:00
Richard Henderson
a754f7f34e accel/tcg: Expand ATOMIC_MMU_LOOKUP_*
Unify the parameters of atomic_mmu_lookup between cputlb.c and
user-exec.c.  Call the function directly, and remove the macros.

Tested-by: Cole Robinson <crobinso@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-07-21 07:45:38 -10:00
Richard Henderson
fcff001441 accel/tcg: Remove ATOMIC_MMU_DECLS
All definitions are now empty.

Tested-by: Cole Robinson <crobinso@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-07-21 07:45:38 -10:00
Richard Henderson
48688fafeb accel/tcg: Fold EXTRA_ARGS into atomic_template.h
All instances of EXTRA_ARGS are now identical.

Tested-by: Cole Robinson <crobinso@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-07-21 07:45:38 -10:00
Richard Henderson
e28a866438 accel/tcg: Standardize atomic helpers on softmmu api
Reduce the amount of code duplication by always passing
the TCGMemOpIdx argument to helper_atomic_*.  This is not
currently used for user-only, but it's easy to ignore.

Tested-by: Cole Robinson <crobinso@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-07-21 07:45:38 -10:00
Richard Henderson
be9568b4e0 tcg: Rename helper_atomic_*_mmu and provide for user-only
Always provide the atomic interface using TCGMemOpIdx oi
and uintptr_t retaddr.  Rename from helper_* to cpu_* so
as to (mostly) match the exec/cpu_ldst.h functions, and
to emphasize that they are not callable from TCG directly.

Tested-by: Cole Robinson <crobinso@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-07-21 07:45:38 -10:00
Richard Henderson
9ef0c6d6a7 qemu/atomic: Add aligned_{int64,uint64}_t types
Use it to avoid some clang-12 -Watomic-alignment errors,
forcing some structures to be aligned and as a pointer when
we have ensured that the address is aligned.

Tested-by: Cole Robinson <crobinso@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-07-21 07:45:38 -10:00
Richard Henderson
47345e7124 qemu/atomic: Remove pre-C11 atomic fallbacks
We now require c11, so the fallbacks are now dead code

Tested-by: Cole Robinson <crobinso@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-07-21 07:45:38 -10:00
Richard Henderson
952fd6710e qemu/atomic: Use macros for CONFIG_ATOMIC64
Clang warnings about questionable atomic usage get localized
to the inline function in atomic.h.  By using a macro, we get
the full traceback to the original use that caused the warning.

Tested-by: Cole Robinson <crobinso@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-07-21 07:45:38 -10:00
Peter Maydell
e77c8b8b8e Update version for v6.1.0-rc0 release
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-07-21 17:10:15 +01:00
Peter Maydell
29c7daa007 Pull request
Stefano's performance regression fix for commit 2558cb8dd4 ("linux-aio:
 increasing MAX_EVENTS to a larger hardcoded value").
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Merge remote-tracking branch 'remotes/stefanha-gitlab/tags/block-pull-request' into staging

Pull request

Stefano's performance regression fix for commit 2558cb8dd4 ("linux-aio:
increasing MAX_EVENTS to a larger hardcoded value").

# gpg: Signature made Wed 21 Jul 2021 14:12:47 BST
# gpg:                using RSA key 8695A8BFD3F97CDAAC35775A9CA4ABB381AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>" [full]
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>" [full]
# Primary key fingerprint: 8695 A8BF D3F9 7CDA AC35  775A 9CA4 ABB3 81AB 73C8

* remotes/stefanha-gitlab/tags/block-pull-request:
  linux-aio: limit the batch size using `aio-max-batch` parameter
  iothread: add aio-max-batch parameter
  iothread: generalize iothread_set_param/iothread_get_param

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-07-21 14:13:32 +01:00
Stefano Garzarella
d7ddd0a161 linux-aio: limit the batch size using aio-max-batch parameter
When there are multiple queues attached to the same AIO context,
some requests may experience high latency, since in the worst case
the AIO engine queue is only flushed when it is full (MAX_EVENTS) or
there are no more queues plugged.

Commit 2558cb8dd4 ("linux-aio: increasing MAX_EVENTS to a larger
hardcoded value") changed MAX_EVENTS from 128 to 1024, to increase
the number of in-flight requests. But this change also increased
the potential maximum batch to 1024 elements.

When there is a single queue attached to the AIO context, the issue
is mitigated from laio_io_unplug() that will flush the queue every
time is invoked since there can't be others queue plugged.

Let's use the new `aio-max-batch` IOThread parameter to mitigate
this issue, limiting the number of requests in a batch.

We also define a default value (32): this value is obtained running
some benchmarks and it represents a good tradeoff between the latency
increase while a request is queued and the cost of the io_submit(2)
system call.

Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
Message-id: 20210721094211.69853-4-sgarzare@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2021-07-21 13:47:50 +01:00
Stefano Garzarella
1793ad0247 iothread: add aio-max-batch parameter
The `aio-max-batch` parameter will be propagated to AIO engines
and it will be used to control the maximum number of queued requests.

When there are in queue a number of requests equal to `aio-max-batch`,
the engine invokes the system call to forward the requests to the kernel.

This parameter allows us to control the maximum batch size to reduce
the latency that requests might accumulate while queued in the AIO
engine queue.

If `aio-max-batch` is equal to 0 (default value), the AIO engine will
use its default maximum batch size value.

Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
Message-id: 20210721094211.69853-3-sgarzare@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2021-07-21 13:47:50 +01:00
Stefano Garzarella
0445409d74 iothread: generalize iothread_set_param/iothread_get_param
Changes in preparation for next patches where we add a new
parameter not related to the poll mechanism.

Let's add two new generic functions (iothread_set_param and
iothread_get_param) that we use to set and get IOThread
parameters.

Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
Message-id: 20210721094211.69853-2-sgarzare@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2021-07-21 13:47:50 +01:00
Peter Maydell
033bd16b8a Acceptance Tests
- Fix for tests/acceptance/virtio-gpu.py to match the change in device
   name
 - Fix for failure caught by tests/acceptance/multiprocess.py
 
 PS: While not a maintainer for the subsystem in PATCH 7, I'm including
 it as a one-off to facilitate the landing of the fix as discussed in
 the mailing list.
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Merge remote-tracking branch 'remotes/cleber-gitlab/tags/python-next-pull-request' into staging

Acceptance Tests

- Fix for tests/acceptance/virtio-gpu.py to match the change in device
  name
- Fix for failure caught by tests/acceptance/multiprocess.py

PS: While not a maintainer for the subsystem in PATCH 7, I'm including
it as a one-off to facilitate the landing of the fix as discussed in
the mailing list.

# gpg: Signature made Wed 21 Jul 2021 00:26:17 BST
# gpg:                using RSA key 7ABB96EB8B46B94D5E0FE9BB657E8D33A5F209F3
# gpg: Good signature from "Cleber Rosa <crosa@redhat.com>" [marginal]
# 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: 7ABB 96EB 8B46 B94D 5E0F  E9BB 657E 8D33 A5F2 09F3

* remotes/cleber-gitlab/tags/python-next-pull-request:
  remote/memory: Replace share parameter with ram_flags
  tests/acceptance/virtio-gpu.py: provide kernel and initrd hashes
  tests/acceptance/virtio-gpu.py: use virtio-vga-gl
  tests/acceptance/virtio-gpu.py: combine kernel command line
  tests/acceptance/virtio-gpu.py: combine CPU tags
  tests/acceptance/virtio-gpu.py: combine x86_64 arch tags
  tests/acceptance/virtio-gpu.py: use require_accelerator()

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-07-21 11:02:26 +01:00
Yang Zhong
f4a3fda43e remote/memory: Replace share parameter with ram_flags
Fixes: d5015b8013 ("softmmu/memory: Pass ram_flags to
qemu_ram_alloc_from_fd()")

Signed-off-by: Yang Zhong <yang.zhong@intel.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Pankaj Gupta <pankaj.gupta@ionos.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
Message-Id: <20210709052800.63588-1-yang.zhong@intel.com>
Signed-off-by: Cleber Rosa <crosa@redhat.com>
2021-07-20 15:34:20 -04:00
Cleber Rosa
074fca10c0 tests/acceptance/virtio-gpu.py: provide kernel and initrd hashes
By providing kernel and initrd hashes, the test guarantees the
integrity of the images used and avoids the warnings set by
fetch_asset() when hashes are lacking.

Signed-off-by: Cleber Rosa <crosa@redhat.com>
Message-Id: <20210714174051.28164-7-crosa@redhat.com>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Signed-off-by: Cleber Rosa <crosa@redhat.com>
2021-07-20 15:34:20 -04:00
Cleber Rosa
3a05eee2fe tests/acceptance/virtio-gpu.py: use virtio-vga-gl
Since 49afbca3b, the use of an optional virgl renderer is not
available anymore, and since b36eb8860f, the way to choose a GL based
rendered is to use the "virtio-vga-gl" device.

Signed-off-by: Cleber Rosa <crosa@redhat.com>
Message-Id: <20210714174051.28164-6-crosa@redhat.com>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Cleber Rosa <crosa@redhat.com>
2021-07-20 15:34:20 -04:00
Cleber Rosa
532835d022 tests/acceptance/virtio-gpu.py: combine kernel command line
Both tests use the same kernel command line arguments, so there's no
need to have a common and then an additional set of arguments.

Signed-off-by: Cleber Rosa <crosa@redhat.com>
Message-Id: <20210714174051.28164-5-crosa@redhat.com>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Signed-off-by: Cleber Rosa <crosa@redhat.com>
2021-07-20 15:34:20 -04:00
Cleber Rosa
3c6eb9c6f0 tests/acceptance/virtio-gpu.py: combine CPU tags
Like previously done with the arch tags, all tests use the same CPU
value so it's possible to combine them at the class level.

Signed-off-by: Cleber Rosa <crosa@redhat.com>
Message-Id: <20210714174051.28164-4-crosa@redhat.com>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Signed-off-by: Cleber Rosa <crosa@redhat.com>
2021-07-20 15:34:20 -04:00
Cleber Rosa
cc6a2457a1 tests/acceptance/virtio-gpu.py: combine x86_64 arch tags
The test class in question is x86_64 specific, so it's possible to set
the tags at the class level.

Signed-off-by: Cleber Rosa <crosa@redhat.com>
Message-Id: <20210714174051.28164-3-crosa@redhat.com>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Signed-off-by: Cleber Rosa <crosa@redhat.com>
2021-07-20 15:34:20 -04:00
Cleber Rosa
8ee6e2811d tests/acceptance/virtio-gpu.py: use require_accelerator()
Since efe30d501 there's a shorthand for requiring specific
accelerators, and canceling the test if it's not available.

Signed-off-by: Cleber Rosa <crosa@redhat.com>
Message-Id: <20210714174051.28164-2-crosa@redhat.com>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Signed-off-by: Cleber Rosa <crosa@redhat.com>
2021-07-20 15:34:20 -04:00
Peter Maydell
801f3db756 Kconfig patches queue
Various Kconfig patches collected during v6.1 development cycle.
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Merge remote-tracking branch 'remotes/philmd/tags/kconfig-20210720' into staging

Kconfig patches queue

Various Kconfig patches collected during v6.1 development cycle.

# gpg: Signature made Tue 20 Jul 2021 19:11:32 BST
# gpg:                using RSA key FAABE75E12917221DCFD6BB2E3E32C2CDEADC0DE
# gpg: Good signature from "Philippe Mathieu-Daudé (F4BUG) <f4bug@amsat.org>" [full]
# Primary key fingerprint: FAAB E75E 1291 7221 DCFD  6BB2 E3E3 2C2C DEAD C0DE

* remotes/philmd/tags/kconfig-20210720:
  hw/tricore: fix inclusion of tricore_testboard
  hw/ppc/Kconfig: Add dependency PEGASOS2 -> ATI_VGA
  hw/isa/vt82c686: Add missing Kconfig dependency (runtime error)
  hw/isa/vt82c686: Add missing Kconfig dependencies (build error)
  hw/pci-host/Kconfig: Add missing dependency MV64361 -> I8259
  hw/ppc/Kconfig: Add missing dependency E500 -> DS1338 RTC
  hw/riscv/Kconfig: Restrict NUMA to Virt & Spike machines
  hw/riscv/Kconfig: Add missing dependency MICROCHIP_PFSOC -> SERIAL
  hw/arm/Kconfig: Add missing SDHCI symbol to FSL_IMX25
  hw/arm/Kconfig: Remove unused DS1338 symbol from i.MX25 PDK Board
  hw/arm/Kconfig: Add missing dependency NPCM7XX -> SMBUS
  hw/ide/Kconfig: Add missing dependency PCI -> IDE_QDEV
  hw/i386/Kconfig: Add missing Kconfig dependency (runtime error)
  hw/acpi/Kconfig: Add missing Kconfig dependencies (build error)
  hw/acpi: Do not restrict ACPI core routines to x86 architecture
  hw/mips: Express dependencies of the Boston machine with Kconfig
  hw/mips: Add dependency MIPS_CPS -> MIPS_ITU

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-07-20 19:30:28 +01:00
Alex Bennée
8ea7543865 hw/tricore: fix inclusion of tricore_testboard
Because commit f4063f9c31 ("meson: Introduce target-specific
Kconfig") ended being merged after commit 582079c9d2
("hw/tricore: Add testdevice for tests in tests/tcg/"), we
inadvertently added a symbol clash causing the build not to include
the testboard needed for check-tcg.

Fixes: f4063f9c31 ("meson: Introduce target-specific Kconfig")
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210720114057.32053-2-alex.bennee@linaro.org>
[PMD: Updated description mentioning commits merged]
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
2021-07-20 20:10:21 +02:00
Philippe Mathieu-Daudé
d1751d8b5d hw/ppc/Kconfig: Add dependency PEGASOS2 -> ATI_VGA
The ATI VGA device isn't a requisite for the Pegasos2 machine
because Linux only uses the serial console; see commit ba7e5ac18e
("hw/ppc: Add emulation of Genesi/bPlan Pegasos II") for rationale.

Using the default devices we don't have any problem:

  $ qemu-system-ppc -M pegasos2
  qemu-system-ppc: standard VGA not available

But when trying to explicitly use the ATI device we get an error:

  $ qemu-system-ppc -M pegasos2 -vga none -bios pegasos2.rom -device ati-vga,romfile=
  qemu-system-ppc: -device ati-vga,romfile=: 'ati-vga' is not a valid device model name

Add it as an implicit Kconfig dependency.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20210515173716.358295-13-philmd@redhat.com>
Acked-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
2021-07-20 20:10:20 +02:00
Philippe Mathieu-Daudé
ba4253cef2 hw/isa/vt82c686: Add missing Kconfig dependency (runtime error)
When building the Pegasos2 machine stand-alone we get:

  $ qemu-system-ppc -M pegasos2 -bios pegasos2.rom
  ERROR:qom/object.c:714:object_new_with_type: assertion failed: (type != NULL)
  Bail out! ERROR:qom/object.c:714:object_new_with_type: assertion failed: (type != NULL)

Looking at the backtraces:

  Thread 1 "qemu-system-ppc" received signal SIGABRT, Aborted.
  (gdb) bt
  #0  0x00007ffff53877d5 in raise () at /lib64/libc.so.6
  #1  0x00007ffff5370895 in abort () at /lib64/libc.so.6
  #2  0x00007ffff6dc4b6c in g_assertion_message_expr.cold () at /lib64/libglib-2.0.so.0
  #3  0x00007ffff6e229ff in g_assertion_message_expr () at /lib64/libglib-2.0.so.0
  #4  0x0000555555a0c8f4 in object_new_with_type (type=0x0) at qom/object.c:714
  #5  0x0000555555a0c9d5 in object_new (typename=0x555555c7afe4 "isa-pit") at qom/object.c:747
  #6  0x0000555555a053b8 in qdev_new (name=0x555555c7afe4 "isa-pit") at hw/core/qdev.c:153
  #7  0x00005555557cdd05 in isa_new (name=0x555555c7afe4 "isa-pit") at hw/isa/isa-bus.c:160
  #8  0x00005555557cf518 in i8254_pit_init (bus=0x55555603d140, base=64, isa_irq=0, alt_irq=0x0) at include/hw/timer/i8254.h:54
  #9  0x00005555557d12f9 in vt8231_realize (d=0x5555563d9770, errp=0x7fffffffcc28) at hw/isa/vt82c686.c:704

  (gdb) bt
  #0  0x00007ffff54bd7d5 in raise () at /lib64/libc.so.6
  #1  0x00007ffff54a6895 in abort () at /lib64/libc.so.6
  #2  0x00005555558f7796 in object_new (typename=0x555555ad4889 "isa-parallel") at qom/object.c:749
  #3  object_new (typename=type0x555555ad4889 "isa-parallel") at qom/object.c:743
  #4  0x00005555558f0d46 in qdev_new (name=0x555555ad4889 "isa-parallel") at hw/core/qdev.c:153
  #5  0x000055555576b669 in isa_new (name=0x555555ad4889 "isa-parallel") at hw/isa/isa-bus.c:160
  #6  0x000055555576bbe8 in isa_superio_realize (dev=0x555555f15910, errp=<optimized out>) at hw/isa/isa-superio.c:54
  #7  0x000055555576d5ed in via_superio_realize (d=0x555555f15910, errp=0x7fffffffcb30) at hw/isa/vt82c686.c:292
  #8  0x00005555558f12c1 in device_set_realized (obj=<optimized out>, ...) at hw/core/qdev.c:761
  #9  0x00005555558f5066 in property_set_bool (obj=0x555555f15910, ..., errp=0x7fffffffcbb0) at qom/object.c:2262
  #10 0x00005555558f7f38 in object_property_set (obj=0x555555f15910, name=0x555555b1b1e3 "realized", ...) at qom/object.c:1407
  #11 0x00005555558fb2d0 in object_property_set_qobject (obj=0x555555f15910, name=0x555555b1b1e3 "realized", ...) at qom/qom-qobject.c:28
  #12 0x00005555558f8525 in object_property_set_bool (obj=0x555555f15910, name=0x555555b1b1e3 "realized", ...) at qom/object.c:1477
  #13 0x00005555558f18ee in qdev_realize (dev=0x555555f15910, bus=0x55555602a610, errp=<optimized out>) at hw/core/qdev.c:389
  #14 0x00005555558f197f in qdev_realize_and_unref (dev=0x555555f15910, bus=0x55555602a610, errp=<optimized out>) at hw/core/qdev.c:396
  #15 0x000055555576b709 in isa_realize_and_unref (errp=<optimized out>, bus=0x55555602a610, dev=0x555555f15910) at hw/isa/isa-bus.c:179
  #16 isa_create_simple (bus=0x55555602a610, name=0x555555adc33b "vt8231-superio") at hw/isa/isa-bus.c:173
  #17 0x000055555576d9b7 in vt8231_realize (d=0x555556186a50, errp=<optimized out>) at hw/isa/vt82c686.c:706

The "isa-pit" type (TYPE_I8254) and "isa-parallel" are missing. Add them.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Message-Id: <20210515173716.358295-12-philmd@redhat.com>
[PMD: Added "isa-parallel" later]
2021-07-20 20:10:20 +02:00
Philippe Mathieu-Daudé
16c67cae84 hw/isa/vt82c686: Add missing Kconfig dependencies (build error)
The VT82C686 device model misses various dependencies:

  /usr/bin/ld: libcommon.fa.p/hw_isa_vt82c686.c.o: in function `vt82c686b_realize':
  hw/isa/vt82c686.c:622: undefined reference to `i8259_init'
  /usr/bin/ld: hw/isa/vt82c686.c:624: undefined reference to `i8257_dma_init'
  /usr/bin/ld: hw/isa/vt82c686.c:627: undefined reference to `mc146818_rtc_init'

Add them.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Message-Id: <20210515173716.358295-11-philmd@redhat.com>
2021-07-20 20:10:20 +02:00
Philippe Mathieu-Daudé
d2c7c18cc7 hw/pci-host/Kconfig: Add missing dependency MV64361 -> I8259
Looking at the MV64341 model source, there is a dependency on the
8259 interrupt controller:

  523     case MV64340_PCI_1_INTERRUPT_ACKNOWLEDGE_VIRTUAL_REG:
  524         /* FIXME: Should this be sent via the PCI bus somehow? */
  525         if (s->gpp_int_level && (s->gpp_value & BIT(31))) {
  526             ret = pic_read_irq(isa_pic);
  527         }
  528         break;

Add it to Kconfig to avoid the following build failure:

  /usr/bin/ld: libcommon.fa.p/hw_pci-host_mv64361.c.o: in function `mv64361_read':
  hw/pci-host/mv64361.c:526: undefined reference to `isa_pic'
  /usr/bin/ld: hw/pci-host/mv64361.c:526: undefined reference to `pic_read_irq'

Fixes: dcdf98a901 ("hw/pci-host: Add emulation of Marvell MV64361 PPC system controller")
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Message-Id: <20210515173716.358295-10-philmd@redhat.com>
2021-07-20 20:10:03 +02:00
Peter Maydell
c04b4d9e6b Block layer patches
- mirror: Fix active mirror deadlock
 - replication: Fix crashes due to operations on wrong BdrvChild
 - configure: Add option to use driver whitelist even in tools
 - vvfat: Fix crash when opening image read-write
 - export: Fix crash in error path with fixed-iothread=false
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Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging

Block layer patches

- mirror: Fix active mirror deadlock
- replication: Fix crashes due to operations on wrong BdrvChild
- configure: Add option to use driver whitelist even in tools
- vvfat: Fix crash when opening image read-write
- export: Fix crash in error path with fixed-iothread=false

# gpg: Signature made Tue 20 Jul 2021 16:09:23 BST
# gpg:                using RSA key DC3DEB159A9AF95D3D7456FE7F09B272C88F2FD6
# gpg:                issuer "kwolf@redhat.com"
# gpg: Good signature from "Kevin Wolf <kwolf@redhat.com>" [full]
# Primary key fingerprint: DC3D EB15 9A9A F95D 3D74  56FE 7F09 B272 C88F 2FD6

* remotes/kevin/tags/for-upstream:
  iotests/307: Test iothread conflict for exports
  block/export: Conditionally ignore set-context error
  block/vvfat: fix: drop backing
  replication: Remove workaround
  replication: Properly attach children
  replication: Reduce usage of s->hidden_disk and s->secondary_disk
  replication: Remove s->active_disk
  block: Add option to use driver whitelist even in tools
  block/mirror: fix active mirror dead-lock in mirror_wait_on_conflicts
  iotest 151: add test-case that shows active mirror dead-lock
  block/mirror: set .co for active-write MirrorOp objects

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-07-20 16:59:33 +01:00
Jason Andryuk
dadafe6785 vl: Parse legacy default_machine_opts
qemu can't start a xen vm after commit d8fb7d0969
"vl: switch -M parsing to keyval" with:

$ ./qemu-system-i386 -M xenfv
Unexpected error in object_property_find_err() at ../qom/object.c:1298:
qemu-system-i386: Property 'xenfv-3.1-machine.accel' not found
Aborted (core dumped)

The default_machine_opts handling doesn't process the legacy machine
options like "accel".  Call qemu_apply_legacy_machine_options to provide
the legacy handling.

Signed-off-by: Jason Andryuk <jandryuk@gmail.com>
Message-Id: <20210713021552.19110-1-jandryuk@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2021-07-20 17:06:28 +02:00
Paolo Bonzini
461fea9bf1 qemu-config: fix memory leak on ferror()
The leak is basically impossible to reach, since the only common way
to get ferror(fp) is by passing a directory to -readconfig.  In that
case, the error occurs before qdict is set to anything non-NULL.
However, it's theoretically possible to get there after an EIO.

Cc: armbru@redhat.com
Reported-by: Peter Maydell <peter.maydell@linaro.org>
Fixes: f7544edcd3 ("qemu-config: add error propagation to qemu_config_parse", 2021-03-06)
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2021-07-20 17:06:28 +02:00
Paolo Bonzini
e72f9524fe qemu-config: never call the callback after an error, fix leak
Ensure that the callback to qemu_config_foreach is never called upon
an error, by moving the invocation before the "out" label.

Cc: armbru@redhat.com
Fixes: 3770141139 ("qemu-config: parse configuration files to a QDict", 2021-06-04)
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2021-07-20 17:06:28 +02:00
Max Reitz
d21471696b iotests/307: Test iothread conflict for exports
Passing fixed-iothread=true should make iothread conflicts fatal,
whereas fixed-iothread=false should not.

Combine the second case with an error condition that is checked after
the iothread is handled, to verify that qemu does not crash if there is
such an error after changing the iothread failed.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20210624083825.29224-3-mreitz@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Tested-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-07-20 16:49:50 +02:00
Max Reitz
8573823f3b block/export: Conditionally ignore set-context error
When invoking block-export-add with some iothread and
fixed-iothread=false, and changing the node's iothread fails, the error
is supposed to be ignored.

However, it is still stored in *errp, which is wrong.  If a second error
occurs, the "*errp must be NULL" assertion in error_setv() fails:

  qemu-system-x86_64: ../util/error.c:59: error_setv: Assertion
  `*errp == NULL' failed.

So if fixed-iothread=false, we should ignore the error by passing NULL
to bdrv_try_set_aio_context().

Fixes: f51d23c80a
       ("block/export: add iothread and fixed-iothread options")
Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20210624083825.29224-2-mreitz@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-07-20 16:49:31 +02:00
Vladimir Sementsov-Ogievskiy
6af72274ef block/vvfat: fix: drop backing
Most probably this fake backing child doesn't work anyway (see notes
about it in a8a4d15c1c).

Still, since 25f78d9e2d drivers are required to set
.supports_backing if they want to call bdrv_set_backing_hd, so now
vvfat just doesn't work because of this check.

Let's finally drop this fake backing file.

Fixes: 25f78d9e2d
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20210715124853.13335-1-vsementsov@virtuozzo.com>
Tested-by: John Arbuckle <programmingkidx@gmail.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-07-20 16:30:20 +02:00
Lukas Straub
c2cf0ecab5 replication: Remove workaround
Remove the workaround introduced in commit
6ecbc6c526
"replication: Avoid blk_make_empty() on read-only child".

It is not needed anymore since s->hidden_disk is guaranteed to be
writable when secondary_do_checkpoint() runs. Because replication_start(),
_do_checkpoint() and _stop() are only called by COLO migration code
and COLO-migration activates all disks via bdrv_invalidate_cache_all()
before it calls these functions.

Signed-off-by: Lukas Straub <lukasstraub2@web.de>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <d3acfad43879e9f376bffa7dd797ae74d0a7c81a.1626619393.git.lukasstraub2@web.de>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-07-20 16:11:53 +02:00
Lukas Straub
3b78420bb1 replication: Properly attach children
The replication driver needs access to the children block-nodes of
it's child so it can issue bdrv_make_empty() and bdrv_co_pwritev()
to manage the replication. However, it does this by directly copying
the BdrvChilds, which is wrong.

Fix this by properly attaching the block-nodes with
bdrv_attach_child() and requesting the required permissions.

This ultimatively fixes a potential crash in replication_co_writev(),
because it may write to s->secondary_disk if it is in state
BLOCK_REPLICATION_FAILOVER_FAILED, without requesting write
permissions first. And now the workaround in
secondary_do_checkpoint() can be removed.

Signed-off-by: Lukas Straub <lukasstraub2@web.de>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <5d0539d729afb8072d0d7cde977c5066285591b4.1626619393.git.lukasstraub2@web.de>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-07-20 16:11:53 +02:00
Lukas Straub
a990a42b39 replication: Reduce usage of s->hidden_disk and s->secondary_disk
In preparation for the next patch, initialize s->hidden_disk and
s->secondary_disk later and replace access to them with local variables
in the places where they aren't initialized yet.

Signed-off-by: Lukas Straub <lukasstraub2@web.de>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <1eb9dc179267207d9c7eccaeb30761758e32e9ab.1626619393.git.lukasstraub2@web.de>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-07-20 16:11:53 +02:00
Lukas Straub
1e12ecfd2c replication: Remove s->active_disk
s->active_disk is bs->file. Remove it and use local variables instead.

Signed-off-by: Lukas Straub <lukasstraub2@web.de>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <2534f867ea9be5b666dfce19744b7d4e2b96c976.1626619393.git.lukasstraub2@web.de>
Reviewed-by: Zhang Chen <chen.zhang@intel.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-07-20 16:08:38 +02:00
Philippe Mathieu-Daudé
ed2543a256 hw/ppc/Kconfig: Add missing dependency E500 -> DS1338 RTC
Commit 7abb479c7a ("PPC: E500: Add FSL I2C controller and integrate
RTC with it") added a global dependency on the DS1338 model, instead
of a machine one (via Kconfig). This gives trouble when building
standalone machines not exposing I2C bus:

  The following clauses were found for DS1338

      CONFIG_DS1338=y
      config DS1338 depends on I2C

Fix by selecting the DS1338 symbol in the single machine requiring
it, the E500.

Fixes: 7abb479c7a ("PPC: E500: Add FSL I2C controller and integrate RTC with it")
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20210513163858.3928976-9-philmd@redhat.com>
2021-07-20 15:34:12 +02:00
Philippe Mathieu-Daudé
6e4dd94f77 hw/riscv/Kconfig: Restrict NUMA to Virt & Spike machines
Only the Virt and Spike machines use NUMA. Add a RISCV_NUMA Kconfig
symbol and only have these machines select it. Adapt the Meson file
to only built it if required.

Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20210515173716.358295-8-philmd@redhat.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
2021-07-20 15:32:49 +02:00
Philippe Mathieu-Daudé
8cbb537ea9 hw/riscv/Kconfig: Add missing dependency MICROCHIP_PFSOC -> SERIAL
Commit a8fb0a500a ("hw/char: Add Microchip PolarFire SoC MMUART
emulation") added a dependency on the SERIAL model, but forgot to
add the Kconfig selector.
Add the dependency to the MCHP_PFSOC_MMUART symbol to fix when
building the MICROCHIP_PFSOC machine stand-alone:

  /usr/bin/ld: libcommon.fa.p/hw_char_mchp_pfsoc_mmuart.c.o: in function `mchp_pfsoc_mmuart_create':
  hw/char/mchp_pfsoc_mmuart.c:79: undefined reference to `serial_mm_init'

Fixes: a8fb0a500a ("hw/char: Add Microchip PolarFire SoC MMUART emulation")
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20210515173716.358295-7-philmd@redhat.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
2021-07-20 15:32:34 +02:00
Philippe Mathieu-Daudé
ee9ffe0c8e hw/arm/Kconfig: Add missing SDHCI symbol to FSL_IMX25
Commit bfae1772c4 ("hw/arm/fsl-imx25: Wire up eSDHC controllers")
added a dependency on the TYPE_IMX_USDHC model, but forgot to add
the Kconfig selector. Fix that to solve when built stand-alone:

  $ qemu-system-arm -M imx25-pdk
  qemu-system-arm: missing object type 'imx-usdhc'
  Aborted (core dumped)

Fixes: bfae1772c4 ("hw/arm/fsl-imx25: Wire up eSDHC controllers")
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20210515173716.358295-6-philmd@redhat.com>
2021-07-20 15:31:45 +02:00
Philippe Mathieu-Daudé
7795b6e152 hw/arm/Kconfig: Remove unused DS1338 symbol from i.MX25 PDK Board
In commit c4f00daa5b ("imx25-pdk: create ds1338 for qtest inside
the test") we removed the DS1338 device from the i.MX25 machine
but forgot to remove it in the machine Kconfig definitions, do
it now.

Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20210515173716.358295-5-philmd@redhat.com>
2021-07-20 15:31:15 +02:00
Philippe Mathieu-Daudé
d43bb04c84 hw/arm/Kconfig: Add missing dependency NPCM7XX -> SMBUS
The TYPE_NPCM7XX_SMBUS device model exposes an SMBus, but
this isn't advertised with proper Kconfig symbol, leading
to an early build failure when building NPCM7XX machines
standalone:

  The following clauses were found for AT24C

      config AT24C depends on I2C
      select AT24C if NPCM7XX

Fix by adding SMBUS to NPCM7XX.

Fixes: 94e7787939 ("hw/i2c: Implement NPCM7XX SMBus Module Single Mode")
Reviewed-by: Hao Wu <wuhaotsh@google.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20210515173716.358295-4-philmd@redhat.com>
2021-07-20 15:31:00 +02:00
Philippe Mathieu-Daudé
27d764c9c0 hw/ide/Kconfig: Add missing dependency PCI -> IDE_QDEV
The pci_ide_create_devs() function is declared i hw/ide/qdev.c:

 $ git grep ide_create_drive
 hw/ide/pci.c:491:            ide_create_drive(d->bus + bus[i], unit[i], hd_table[i]);
 hw/ide/qdev.c:127:IDEDevice *ide_create_drive(IDEBus *bus, int unit, DriveInfo *drive)
 include/hw/ide/internal.h:653:IDEDevice *ide_create_drive(IDEBus *bus, int unit, DriveInfo *drive);

Fix the correct symbol dependency to avoid build failure when
deselecting some machines:

  /usr/bin/ld: libcommon.fa.p/hw_ide_pci.c.o: in function `pci_ide_create_devs':
  hw/ide/pci.c:491: undefined reference to `ide_create_drive'

Fixes: 8f01b41e10 ("ide: express dependencies with Kconfig")
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20210515173716.358295-3-philmd@redhat.com>
Acked-by: John Snow <jsnow@redhat.com>
2021-07-20 15:30:42 +02:00
Philippe Mathieu-Daudé
df90457cf5 hw/i386/Kconfig: Add missing Kconfig dependency (runtime error)
When building the 'microvm' machine stand-alone we get:

  $ qemu-system-x86_64 -M microvm
  **
  ERROR:qom/object.c:714:object_new_with_type: assertion failed: (type != NULL)
  Bail out! ERROR:qom/object.c:714:object_new_with_type: assertion failed: (type != NULL)
  Aborted (core dumped)

Looking at the backtrace:

  (gdb) bt
  #3  0x00007ff2330492ff in g_assertion_message_expr () at /lib64/libglib-2.0.so.0
  #4  0x000055a878c18341 in object_new_with_type (type=<optimized out>) at qom/object.c:714
  #5  0x000055a878c18399 in object_new (typename=typename@entry=0x55a878dec36a "isa-pit") at qom/object.c:747
  #6  0x000055a878cc8146 in qdev_new (name=name@entry=0x55a878dec36a "isa-pit") at hw/core/qdev.c:153
  #7  0x000055a878a8b439 in isa_new (name=name@entry=0x55a878dec36a "isa-pit") at hw/isa/isa-bus.c:160
  #8  0x000055a878adb782 in i8254_pit_init (base=64, isa_irq=0, alt_irq=0x0, bus=0x55a87ab38760) at include/hw/timer/i8254.h:54
  #9  microvm_devices_init (mms=0x55a87ac36800) at hw/i386/microvm.c:263
  #10 microvm_machine_state_init (machine=<optimized out>) at hw/i386/microvm.c:471
  #11 0x000055a878a944ab in machine_run_board_init (machine=machine@entry=0x55a87ac36800) at hw/core/machine.c:1239

The "isa-pit" type (TYPE_I8254) is missing. Add it.

Fixes: 0ebf007dda ("hw/i386: Introduce the microvm machine type")
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Message-Id: <20210616204328.2611406-24-philmd@redhat.com>
2021-07-20 15:29:46 +02:00
Philippe Mathieu-Daudé
36b79e3219 hw/acpi/Kconfig: Add missing Kconfig dependencies (build error)
The 'microvm' machine misses various dependencies:

  /usr/bin/ld: libqemu-i386-softmmu.fa.p/hw_i386_acpi-microvm.c.o: in function `acpi_setup_microvm':
  hw/i386/acpi-microvm.c:247: undefined reference to `acpi_build_tables_init'
  /usr/bin/ld: libqemu-i386-softmmu.fa.p/hw_i386_acpi-microvm.c.o: in function `acpi_build_microvm':
  hw/i386/acpi-microvm.c:192: undefined reference to `bios_linker_loader_alloc'
  /usr/bin/ld: libqemu-i386-softmmu.fa.p/hw_i386_acpi-microvm.c.o: in function `build_dsdt_microvm':
  hw/i386/acpi-microvm.c:121: undefined reference to `init_aml_allocator'
  /usr/bin/ld: hw/i386/acpi-microvm.c:124: undefined reference to `acpi_data_push'
  /usr/bin/ld: hw/i386/acpi-microvm.c:126: undefined reference to `aml_scope'
  /usr/bin/ld: hw/i386/acpi-microvm.c:129: undefined reference to `build_ged_aml'
  /usr/bin/ld: hw/i386/acpi-microvm.c:131: undefined reference to `acpi_dsdt_add_power_button'
  /usr/bin/ld: libqemu-i386-softmmu.fa.p/hw_i386_acpi-microvm.c.o: in function `acpi_dsdt_add_virtio':
  hw/i386/acpi-microvm.c:77: undefined reference to `aml_string'
  /usr/bin/ld: libqemu-i386-softmmu.fa.p/hw_i386_acpi-microvm.c.o: in function `build_dsdt_microvm':
  hw/i386/acpi-microvm.c:138: undefined reference to `aml_scope'
  /usr/bin/ld: hw/i386/acpi-microvm.c:149: undefined reference to `build_header'
  /usr/bin/ld: hw/i386/acpi-microvm.c:152: undefined reference to `free_aml_allocator'
  /usr/bin/ld: libqemu-i386-softmmu.fa.p/hw_i386_acpi-microvm.c.o: in function `acpi_build_microvm':
  hw/i386/acpi-microvm.c:202: undefined reference to `acpi_add_table'
  /usr/bin/ld: hw/i386/acpi-microvm.c:203: undefined reference to `build_fadt'
  /usr/bin/ld: hw/i386/acpi-microvm.c:206: undefined reference to `acpi_add_table'
  /usr/bin/ld: hw/i386/acpi-microvm.c:207: undefined reference to `acpi_build_madt'
  /usr/bin/ld: hw/i386/acpi-microvm.c:212: undefined reference to `build_xsdt'
  /usr/bin/ld: hw/i386/acpi-microvm.c:224: undefined reference to `build_rsdp'
  /usr/bin/ld: libqemu-i386-softmmu.fa.p/hw_i386_acpi-microvm.c.o: in function `acpi_setup_microvm':
  hw/i386/acpi-microvm.c:251: undefined reference to `acpi_add_rom_blob'
  /usr/bin/ld: hw/i386/acpi-microvm.c:253: undefined reference to `acpi_add_rom_blob'
  /usr/bin/ld: hw/i386/acpi-microvm.c:255: undefined reference to `acpi_add_rom_blob'
  /usr/bin/ld: hw/i386/acpi-microvm.c:258: undefined reference to `acpi_build_tables_cleanup'
  /usr/bin/ld: libqemu-i386-softmmu.fa.p/hw_i386_acpi-microvm.c.o: in function `acpi_dsdt_add_pci':
  hw/i386/acpi-microvm.c:105: undefined reference to `acpi_dsdt_add_gpex'
  collect2: error: ld returned 1 exit status
  ninja: build stopped: subcommand failed.

Update the ACPI_HW_REDUCED symbol to select ACPI_MEMORY_HOTPLUG /
ACPI_NVDIMM / ACPI.

Fixes: 8045df14bc ("microvm/acpi: add minimal acpi support")
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Message-Id: <20210616204328.2611406-23-philmd@redhat.com>
2021-07-20 15:29:27 +02:00
Philippe Mathieu-Daudé
0afdee11d6 hw/acpi: Do not restrict ACPI core routines to x86 architecture
ACPI core routines (in core.c) are not really x86-specific.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Message-Id: <20210616204328.2611406-21-philmd@redhat.com>
2021-07-20 15:26:26 +02:00
Philippe Mathieu-Daudé
39f6049e47 hw/mips: Express dependencies of the Boston machine with Kconfig
Boston is built around a Xilinx FPGA, which includes a PCIe root port
and an UART. An Intel EG20T PCH connects the I/O peripherals, but only
the SATA bus is emulated.

Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Paul Burton <pburton@wavecomp.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20190311005618.19007-6-philmd@redhat.com>
2021-07-20 15:18:39 +02:00