Commit Graph

74020 Commits

Author SHA1 Message Date
Markus Armbruster 0cc0e26894 tests/Makefile.include: Fix missing test-qapi-emit-events.[ch]
Commit 5d75648b56 "qapi: Generate QAPIEvent stuff into separate files"
added tests/test-qapi-emit-events.[ch] to the set of generated files,
but neglected to update tests/.gitignore and tests/Makefile.include.
Commit a0af8cee3c "tests/.gitignore: ignore test-qapi-emit-events.[ch]
for in-tree builds" fixed the former.  Now fix the latter.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20191120182551.23795-3-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2020-01-14 11:01:58 +01:00
Markus Armbruster 7e9c1707e1 qapi: Tweak "command returns a nice type" check for clarity
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20191120182551.23795-2-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2020-01-14 11:01:58 +01:00
Peter Maydell dc65a5bdc9 ppc patch queue 2020-01-08
Here's another pull request for qemu-5.0 of ppc related changes.
 Highlights are:
  * First parts of support for POWER Secure VMs
  * Rework to clean up how we pass context information to the various
    components of the pnv machine (reduces usage of qdev_get_machine())
  * Assorted cleanups and bugfixes
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Merge remote-tracking branch 'remotes/dgibson/tags/ppc-for-5.0-20200108' into staging

ppc patch queue 2020-01-08

Here's another pull request for qemu-5.0 of ppc related changes.
Highlights are:
 * First parts of support for POWER Secure VMs
 * Rework to clean up how we pass context information to the various
   components of the pnv machine (reduces usage of qdev_get_machine())
 * Assorted cleanups and bugfixes

# gpg: Signature made Wed 08 Jan 2020 05:22:08 GMT
# gpg:                using RSA key 75F46586AE61A66CC44E87DC6C38CACA20D9B392
# gpg: Good signature from "David Gibson <david@gibson.dropbear.id.au>" [full]
# gpg:                 aka "David Gibson (Red Hat) <dgibson@redhat.com>" [full]
# gpg:                 aka "David Gibson (ozlabs.org) <dgibson@ozlabs.org>" [full]
# gpg:                 aka "David Gibson (kernel.org) <dwg@kernel.org>" [unknown]
# Primary key fingerprint: 75F4 6586 AE61 A66C C44E  87DC 6C38 CACA 20D9 B392

* remotes/dgibson/tags/ppc-for-5.0-20200108: (26 commits)
  ppc/pnv: fix check on return value of blk_getlength()
  ppc/pnv: check return value of blk_pwrite()
  pnv/psi: Consolidate some duplicated code in pnv_psi_realize()
  pnv/psi: Add device reset hook
  pnv/xive: Deduce the PnvXive pointer from XiveTCTX::xptr
  spapr/xive: Deduce the SpaprXive pointer from XiveTCTX::xptr
  xive: Add a "presenter" link property to the TCTX object
  ppc/pnv: Add a "pnor" const link property to the BMC internal simulator
  ppc/pnv: Add an "nr-threads" property to the base chip class
  xive: Use the XIVE fabric link under the XIVE router
  spapr, pnv, xive: Add a "xive-fabric" link to the XIVE router
  pnv/xive: Use device_class_set_parent_realize()
  ppc/pnv: Introduce a "xics" property under the POWER8 chip
  ppc/pnv: Introduce a "xics" property alias under the PSI model
  spapr/xive: remove redundant check in spapr_match_nvt()
  ppc/pnv: Drop "num-chips" machine property
  ppc440_bamboo.c: remove label from bamboo_load_device_tree()
  spapr.c: remove 'out' label in spapr_dt_cas_updates()
  ppc/spapr: Don't call KVM_SVM_OFF ioctl on TCG
  spapr/xive: Use device_class_set_parent_realize()
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-01-10 16:15:04 +00:00
Peter Maydell f38a71b01f Testing fixes and semiconsole support:
- build fix (missing x86-iommu stubs)
   - python fixes for freebsd and OSX
   - nicer reporting of acceptance failures
   - fix build nesting of fp-test (breaks bsds)
   - semihosting clean-ups
   - support for blocking semihosting console
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Merge remote-tracking branch 'remotes/stsquad/tags/pull-testing-and-semihosting-090120-2' into staging

Testing fixes and semiconsole support:

  - build fix (missing x86-iommu stubs)
  - python fixes for freebsd and OSX
  - nicer reporting of acceptance failures
  - fix build nesting of fp-test (breaks bsds)
  - semihosting clean-ups
  - support for blocking semihosting console

# gpg: Signature made Thu 09 Jan 2020 11:42:51 GMT
# gpg:                using RSA key 6685AE99E75167BCAFC8DF35FBD0DB095A9E2A44
# gpg: Good signature from "Alex Bennée (Master Work Key) <alex.bennee@linaro.org>" [full]
# Primary key fingerprint: 6685 AE99 E751 67BC AFC8  DF35 FBD0 DB09 5A9E 2A44

* remotes/stsquad/tags/pull-testing-and-semihosting-090120-2:
  tests/tcg: add user version of dumb-as-bricks semiconsole test
  tests/tcg: extract __semi_call into a header and expand
  tests/tcg: add a dumb-as-bricks semihosting console test
  semihosting: add qemu_semihosting_console_inc for SYS_READC
  target/arm: only update pc after semihosting completes
  target/arm: remove unused EXCP_SEMIHOST leg
  testing: don't nest build for fp-test
  travis.yml: install homebrew python for OS X
  travis.yml: duplicate before_script for MacOSX
  travis.yml: Detach build and test steps
  travis.yml: avocado: Print logs of non-pass tests only
  freebsd: use python37
  tests/vm: update openbsd to release 6.6
  hw/i386/x86-iommu: Add missing stubs

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-01-10 13:19:34 +00:00
Marc-André Lureau 0dba4897be configure: check for gdbus-codegen presence
Some distros ship gdbus-codegen separately for gio headers/pc...

Reported-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-id: 20200110112725.689401-1-marcandre.lureau@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-01-10 12:18:09 +00:00
Alex Bennée 486e58b188 tests/tcg: add user version of dumb-as-bricks semiconsole test
There are linux-user users of semihosting so we'd better check things
work for them as well.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
2020-01-09 11:41:29 +00:00
Alex Bennée f05938090b tests/tcg: extract __semi_call into a header and expand
There are two types of ARM semicall - lets test them both. Putting the
logic in a header will make re-using the functions easier later.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
2020-01-09 11:41:29 +00:00
Alex Bennée 9c354591ca tests/tcg: add a dumb-as-bricks semihosting console test
We don't run this during check-tcg as we would need to check stuff is
echoed back. However we can still build the binary so people can test
it manually.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
2020-01-09 11:41:29 +00:00
Keith Packard 8de702cb67 semihosting: add qemu_semihosting_console_inc for SYS_READC
Provides a blocking call to read a character from the console using
semihosting.chardev, if specified. This takes some careful command
line options to use stdio successfully as the serial ports, monitor
and semihost all want to use stdio. Here's a sample set of command
line options which share stdio between semihost, monitor and serial
ports:

	qemu \
	-chardev stdio,mux=on,id=stdio0 \
	-serial chardev:stdio0 \
	-semihosting-config enable=on,chardev=stdio0 \
	-mon chardev=stdio0,mode=readline

This creates a chardev hooked to stdio and then connects all of the
subsystems to it. A shorter mechanism would be good to hear about.

Signed-off-by: Keith Packard <keithp@keithp.com>
Message-Id: <20191104204230.12249-1-keithp@keithp.com>
[AJB: fixed up deadlock, minor commit title reword]
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Keith Packard <keithp@keithp.com>
Tested-by: Keith Packard <keithp@keithp.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
2020-01-09 11:41:29 +00:00
Alex Bennée 4ff5ef9e91 target/arm: only update pc after semihosting completes
Before we introduce blocking semihosting calls we need to ensure we
can restart the system on semi hosting exception. To be able to do
this the EXCP_SEMIHOST operation should be idempotent until it finally
completes. Practically this means ensureing we only update the pc
after the semihosting call has completed.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Keith Packard <keithp@keithp.com>
Tested-by: Keith Packard <keithp@keithp.com>
2020-01-09 11:41:29 +00:00
Alex Bennée b906acbb3a target/arm: remove unused EXCP_SEMIHOST leg
All semihosting exceptions are dealt with earlier in the common code
so we should never get here.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Keith Packard <keithp@keithp.com>
Tested-by: Keith Packard <keithp@keithp.com>
2020-01-09 11:41:29 +00:00
Alex Bennée 3618e3a640 testing: don't nest build for fp-test
Re-calling the main make is counter-productive and really messes up
with parallel builds. Just ensure we have built the pre-requisites
before we build the fp-test bits. If the user builds manually just
complain if the parent build hasn't got the bits we need.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Emilio G. Cota <cota@braap.org>
2020-01-09 11:41:29 +00:00
Alex Bennée 289c8e5921 travis.yml: install homebrew python for OS X
Our python3 requirements now outstrip those of the build. While we are
at it we can move more of the special casing for Mac into the one
build we have.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
2020-01-09 11:41:29 +00:00
Alex Bennée 6e3bd8a072 travis.yml: duplicate before_script for MacOSX
Rather than keep the hack in the global code lets "Think Different"
and have a special copy for MacOSX.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
2020-01-09 11:41:29 +00:00
Wainer dos Santos Moschetta 3b35388358 travis.yml: Detach build and test steps
Currently build and test commands are a single step in a
Travis's `script` block. In order to see the output
of the tests one needs to scroll down the log to find where
the build messages ended and the limit is not clear. If
they were in different steps then Travis would print the
result build command, which can be easily grep'ed.

So this change is made to detach those commands
to ease the visualization of the output.

Note that all steps on the `script` block is executed regardless
if one previous has failed. To overcome it, let's save the
return code of the build then check whether succeed or failed on
the test step.

Signed-off-by: Wainer dos Santos Moschetta <wainersm@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20191230184327.2800-3-wainersm@redhat.com>
2020-01-09 11:41:29 +00:00
Wainer dos Santos Moschetta 67892c9537 travis.yml: avocado: Print logs of non-pass tests only
The acceptance tests build on Travis is configured to print
the entire Avocado's job log in case any test fail. Usually one is
interested on failed tests only though. So this change the Travis
configuration in order to show the log of tests which status is
different from 'PASS' and 'SKIP' only. Note that 'CANCEL'-ed tests
will have the log printed too because it can help to debug some
condition on CI environment which is not being fulfilled.

Signed-off-by: Wainer dos Santos Moschetta <wainersm@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20191230184327.2800-2-wainersm@redhat.com>
2020-01-09 11:41:29 +00:00
Gerd Hoffmann bc2bf7f348 freebsd: use python37
FreeBSD seems to use python37 by default now, which breaks the build
script.  Add python to the package list, to explicitly pick the version,
and also adapt the configure command line.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20200106123746.18201-1-kraxel@redhat.com>
2020-01-09 11:41:29 +00:00
Gerd Hoffmann 22db66a436 tests/vm: update openbsd to release 6.6
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20191018102443.26469-1-kraxel@redhat.com>
2020-01-09 11:41:29 +00:00
Philippe Mathieu-Daudé 6ec0a06366 hw/i386/x86-iommu: Add missing stubs
In commit 6c730e4af9 we introduced a stub to build the MicroVM
machine without Intel IOMMU. This stub is incomplete for the
other PC machines. Add the missing stubs.

Fixes: 6c730e4af9
Reported-by: Travis-CI
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Wainer dos Santos Moschetta <wainersm@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20191220154225.25879-1-philmd@redhat.com>
2020-01-09 11:41:25 +00:00
Cédric Le Goater fc2527fb02 ppc/pnv: fix check on return value of blk_getlength()
blk_getlength() returns an int64_t but the result is stored in a
uint32_t. Errors (negative values) won't be caught by the check in
pnv_pnor_realize() and blk_blockalign() will allocate a very large
buffer in such cases.

Fixes Coverity issue CID 1412226.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20200107171809.15556-3-clg@kaod.org>
Reviewed-by: Greg Kurz <groug@kaod.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 12:01:14 +11:00
Cédric Le Goater 3a688294e2 ppc/pnv: check return value of blk_pwrite()
When updating the PNOR file contents, we should check for a possible
failure of blk_pwrite().

Fixes Coverity issue CID 1412228.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20200107171809.15556-2-clg@kaod.org>
Reviewed-by: Greg Kurz <groug@kaod.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 12:01:02 +11:00
Greg Kurz b91cad2f07 pnv/psi: Consolidate some duplicated code in pnv_psi_realize()
The proper way to do that would be to use device_class_set_parent_realize(),
but defining a Pnv8PsiClass and a Pnv9PsiClass types with a parent_realize
pointer adds a fair amount of code. Calling pnv_psi_realize() explicitely
is fine for now.

This should probably be achieved with a device realize hook in the
PSI base class and device_class_set_parent_realize() in the children
classes.

Signed-off-by: Greg Kurz <groug@kaod.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <157841476667.66386.13659183399113837990.stgit@bahia.tlslab.ibm.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:54:19 +11:00
Greg Kurz fcb7e4a8f4 pnv/psi: Add device reset hook
And call it from a QEMU reset handler. This allows each PNV child class to
override the reset hook if needed, eg. POWER8 doesn't but POWER9 does.
The proper way to do that would be to use device_class_set_parent_reset(),
but defining a Pnv8PsiClass and a Pnv9PsiClass types with a parent_reset
pointer adds a fair amount of code. Calling pnv_psi_reset() explicitely is
fine for now.

A subsequent patch will consolidate the call to qemu_register_reset() in
a single place.

Signed-off-by: Greg Kurz <groug@kaod.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <157841476035.66386.17838417527621752518.stgit@bahia.tlslab.ibm.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:06:42 +11:00
Greg Kurz 806fed593d pnv/xive: Deduce the PnvXive pointer from XiveTCTX::xptr
And use it instead of reaching out to the machine. This allows to get
rid of pnv_get_chip().

Signed-off-by: Greg Kurz <groug@kaod.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20200106145645.4539-11-clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:01:59 +11:00
Greg Kurz 74e51a38f7 spapr/xive: Deduce the SpaprXive pointer from XiveTCTX::xptr
And use it instead of reaching out to the machine. This allows to get rid
of a call to qdev_get_machine() and to reduce the scope of another one so
that it is only used within the argument list of error_append_hint(). This
is an acceptable tradeoff compared to all it would require to know about
the maximum number of CPUs here without calling qdev_get_machine().

Signed-off-by: Greg Kurz <groug@kaod.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20200106145645.4539-10-clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:01:59 +11:00
Cédric Le Goater 479509463b xive: Add a "presenter" link property to the TCTX object
This will be used in subsequent patches to access the XIVE associated to
a TCTX without reaching out to the machine through qdev_get_machine().

Signed-off-by: Cédric Le Goater <clg@kaod.org>
[ groug: - split patch
         - write subject and changelog ]
Signed-off-by: Greg Kurz <groug@kaod.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20200106145645.4539-9-clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:01:59 +11:00
Greg Kurz d8137bb729 ppc/pnv: Add a "pnor" const link property to the BMC internal simulator
This allows to get rid of a call to qdev_get_machine().

Signed-off-by: Greg Kurz <groug@kaod.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20200106145645.4539-8-clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:01:59 +11:00
Greg Kurz 764f9b2559 ppc/pnv: Add an "nr-threads" property to the base chip class
Set it at chip creation and forward it to the cores. This allows to drop
a call to qdev_get_machine().

Signed-off-by: Greg Kurz <groug@kaod.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Message-Id: <20200106145645.4539-7-clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:01:59 +11:00
Greg Kurz 53981dd505 xive: Use the XIVE fabric link under the XIVE router
Now that the spapr and pnv machines do set the "xive-fabric" link, the
use of the XIVE fabric pointer becomes mandatory. This is checked with
an assert() in a new realize hook. Since the XIVE router is realized at
machine init for the all the machine's life time, no risk to abort an
already running guest (ie. not a hotplug path).

This gets rid of a qdev_get_machine() call.

Signed-off-by: Greg Kurz <groug@kaod.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20200106145645.4539-6-clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:01:59 +11:00
Greg Kurz d1214b819f spapr, pnv, xive: Add a "xive-fabric" link to the XIVE router
In order to get rid of qdev_get_machine(), first add a pointer to the
XIVE fabric under the XIVE router and make it configurable through a
QOM link property.

Configure it in the spapr and pnv machine. In the case of pnv, the XIVE
routers are under the chip, so this is done with a QOM alias property of
the POWER9 pnv chip.

Signed-off-by: Greg Kurz <groug@kaod.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20200106145645.4539-5-clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:01:59 +11:00
Greg Kurz 0da41d3c5a pnv/xive: Use device_class_set_parent_realize()
The XIVE router base class currently inherits an empty realize hook
from the sysbus device base class, but it will soon implement one
of its own to perform some sanity checks. Do the preliminary plumbing
to have it called.

Signed-off-by: Greg Kurz <groug@kaod.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Message-Id: <20200106145645.4539-4-clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:01:59 +11:00
Cédric Le Goater 245cdb7f54 ppc/pnv: Introduce a "xics" property under the POWER8 chip
POWER8 is the only chip using the XICS interface. Add a "xics" link
and a XICSFabric attribute under this chip to remove the use of
qdev_get_machine()

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Greg Kurz <groug@kaod.org>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Message-Id: <20200106145645.4539-3-clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:01:59 +11:00
Cédric Le Goater 34bdca8fae ppc/pnv: Introduce a "xics" property alias under the PSI model
This removes the need of the intermediate link under PSI to pass the
XICS link to the underlying ICSState object.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Greg Kurz <groug@kaod.org>
Message-Id: <20200106145645.4539-2-clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:01:59 +11:00
Cédric Le Goater baa45b1710 spapr/xive: remove redundant check in spapr_match_nvt()
spapr_match_nvt() is a XIVE operation and is used by the machine to
look for a matching target when an event notification is being
delivered. An assert checks that spapr_match_nvt() is called only when
the machine has selected the XIVE interrupt mode but it is redundant
with the XIVE_PRESENTER() dynamic cast.

Apply the cast to spapr->active_intc and remove the assert.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20200106163207.4608-1-clg@kaod.org>
Reviewed-by: Greg Kurz <groug@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:01:59 +11:00
Greg Kurz e44acde2f8 ppc/pnv: Drop "num-chips" machine property
The number of CPU chips of the powernv machine is configurable through a
"num-chips" property. This doesn't fit well with the CPU topology, eg.
some configurations can come up with more CPUs than the maximum of CPUs
set in the toplogy. This causes assertion to be hit with mttcg:

   -machine powernv,num-chips=2 -smp cores=2 -accel tcg,thread=multi

ERROR:
tcg/tcg.c:789:tcg_register_thread: assertion failed: (n < ms->smp.max_cpus)
Aborted (core dumped)

Mttcg mandates the CPU topology to be dimensioned to the actual number
of CPUs, depending on the number of chips the user asked for. That is,
'-machine num-chips=N' should always have a '-smp' companion with a
topology that meats the resulting number of CPUs, typically
'-smp sockets=N'.

It thus seems that "num-chips" doesn't bring anything but forcing the user
to specify the requested number of chips on the command line twice. Simplify
the command line by computing the number of chips based on the CPU topology
exclusively. The powernv machine isn't a production thing ; it is mostly
used by developpers to prepare the bringup of real HW. Because of this and
for simplicity, this deliberately ignores the official deprecation process
and dumps "num-chips" right away : '-smp sockets=N' is now the only way to
control the number of CPU chips.

This is done at machine init because smp_parse() is called after instance
init.

Signed-off-by: Greg Kurz <groug@kaod.org>
Message-Id: <157830658266.533764.2214183961444213947.stgit@bahia.lan>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:01:59 +11:00
Daniel Henrique Barboza 400431ef48 ppc440_bamboo.c: remove label from bamboo_load_device_tree()
'out' label can be replaced by 'return -1' in all cases.

CC: David Gibson <david@gibson.dropbear.id.au>
CC: qemu-ppc@nongnu.org
Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>
Message-Id: <20200106182425.20312-3-danielhb413@gmail.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:01:59 +11:00
Daniel Henrique Barboza 9b6c1da5e9 spapr.c: remove 'out' label in spapr_dt_cas_updates()
'out' can be replaced by 'return' with the appropriate
return value.

CC: David Gibson <david@gibson.dropbear.id.au>
CC: qemu-ppc@nongnu.org
Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>
Message-Id: <20200106182425.20312-2-danielhb413@gmail.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:01:59 +11:00
Bharata B Rao 0b73197881 ppc/spapr: Don't call KVM_SVM_OFF ioctl on TCG
Invoking KVM_SVM_OFF ioctl for TCG guests will lead to a QEMU crash.
Fix this by ensuring that we don't call KVM_SVM_OFF ioctl on TCG.

Reported-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Fixes: 4930c1966249 ("ppc/spapr: Support reboot of secure pseries guest")
Signed-off-by: Bharata B Rao <bharata@linux.ibm.com>
Message-Id: <20200102054155.13175-1-bharata@linux.ibm.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:01:59 +11:00
Greg Kurz 6cc64796f2 spapr/xive: Use device_class_set_parent_realize()
The XIVE router base class currently inherits an empty realize hook
from the sysbus device base class, but it will soon implement one
of its own to perform some sanity checks. Do the preliminary plumbing
to have it called.

Signed-off-by: Greg Kurz <groug@kaod.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20191219181155.32530-6-clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:01:59 +11:00
Laurent Vivier 068fe58cf9 mos6522: remove anh register
Register addr 1 is defined as buffer A with handshake (vBufAH),
register addr 15 is also defined as buffer A without handshake (vBufA).

As both addresses access the same register, remove the definition of
'anh' and use only 'a' (with VIA_REG_ANH and VIA_REG_A).

Fixes: 51f233ec92 ("misc: introduce new mos6522 VIA device and enable it for ppc builds")
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20191220214054.76525-1-laurent@vivier.eu>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:01:59 +11:00
Cédric Le Goater 8f06e3705e ppc/pnv: Modify the powerdown notifier to get the PowerNV machine
Use container_of() instead of qdev_get_machine()

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Greg Kurz <groug@kaod.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20191219181155.32530-2-clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:01:59 +11:00
Bharata B Rao 905db91697 ppc/spapr: Support reboot of secure pseries guest
A pseries guest can be run as a secure guest on Ultravisor-enabled
POWER platforms. When such a secure guest is reset, we need to
release/reset a few resources both on ultravisor and hypervisor side.
This is achieved by invoking this new ioctl KVM_PPC_SVM_OFF from the
machine reset path.

As part of this ioctl, the secure guest is essentially transitioned
back to normal mode so that it can reboot like a regular guest and
become secure again.

This ioctl has no effect when invoked for a normal guest. If this ioctl
fails for a secure guest, the guest is terminated.

Signed-off-by: Bharata B Rao <bharata@linux.ibm.com>
Message-Id: <20191219031445.8949-3-bharata@linux.ibm.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:01:59 +11:00
Bharata B Rao 50fd0c375b linux-headers: Update
Update to mainline commit: d1eef1c61974 ("Linux 5.5-rc2")

Signed-off-by: Bharata B Rao <bharata@linux.ibm.com>
Message-Id: <20191219031445.8949-2-bharata@linux.ibm.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:01:59 +11:00
Fabiano Rosas bc5fdfc0a1 target/ppc: Handle AIL=0 in ppc_excp_vector_offset
The exception vector offset calculation was moved into a function but
the case when AIL=0 was not checked.

The reason we got away with this is that the sole caller of
ppc_excp_vector_offset checks the AIL before calling the function:

    /* Handle AIL */
    if (ail) {
        ...
        vector |= ppc_excp_vector_offset(cs, ail);
    }

Fixes: 2586a4d7a0 ("target/ppc: Move exception vector offset computation into a function")
Signed-off-by: Fabiano Rosas <farosas@linux.ibm.com>
Message-Id: <20191217142512.574075-1-farosas@linux.ibm.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:01:59 +11:00
Fabiano Rosas 38fc68a489 target/ppc: Remove unused PPC_INPUT_INT defines
They were added in "16415335be Use correct input constant" with a
single use in kvm_arch_pre_run but that function's implementation was
removed by "1e8f51e856 ppc: remove idle_timer logic".

Signed-off-by: Fabiano Rosas <farosas@linux.ibm.com>
Message-Id: <20191218014616.686124-1-farosas@linux.ibm.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-01-08 11:01:59 +11:00
Peter Maydell 1bbd1511b6 Clean-ups: qom-ify serial and remove QDEV_PROP_PTR
Hi,
 
 QDEV_PROP_PTR is marked in multiple places as "FIXME/TODO/remove
 me". In most cases, it can be easily replaced with QDEV_PROP_LINK when
 the pointer points to an Object.
 
 There are a few places where such substitution isn't possible. For
 those places, it seems reasonable to use a specific setter method
 instead, and keep the user_creatable = false. In other places,
 proper usage of qdev or other facilies is the solution.
 
 The serial code wasn't converted to qdev, which makes it a bit more
 archaic to deal with. Let's convert it first, so we can more easily
 embed it from other devices, and re-export some properties and drop
 QDEV_PROP_PTR usage.
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 =iYVd
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Merge remote-tracking branch 'remotes/elmarco/tags/prop-ptr-pull-request' into staging

Clean-ups: qom-ify serial and remove QDEV_PROP_PTR

Hi,

QDEV_PROP_PTR is marked in multiple places as "FIXME/TODO/remove
me". In most cases, it can be easily replaced with QDEV_PROP_LINK when
the pointer points to an Object.

There are a few places where such substitution isn't possible. For
those places, it seems reasonable to use a specific setter method
instead, and keep the user_creatable = false. In other places,
proper usage of qdev or other facilies is the solution.

The serial code wasn't converted to qdev, which makes it a bit more
archaic to deal with. Let's convert it first, so we can more easily
embed it from other devices, and re-export some properties and drop
QDEV_PROP_PTR usage.

# gpg: Signature made Tue 07 Jan 2020 15:01:26 GMT
# 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]
# Primary key fingerprint: 87A9 BD93 3F87 C606 D276  F62D DAE8 E109 7596 9CE5

* remotes/elmarco/tags/prop-ptr-pull-request: (37 commits)
  qdev/qom: remove some TODO limitations now that PROP_PTR is gone
  qdev: remove QDEV_PROP_PTR
  qdev: remove PROP_MEMORY_REGION
  omap-gpio: remove PROP_PTR
  omap-i2c: remove PROP_PTR
  omap-intc: remove PROP_PTR
  smbus-eeprom: remove PROP_PTR
  cris: improve passing PIC interrupt vector to the CPU
  mips/cps: fix setting saar property
  qdev: use g_strcmp0() instead of open-coding it
  leon3: use qdev gpio facilities for the PIL
  leon3: use qemu_irq framework instead of callback as property
  dp8393x: replace PROP_PTR with PROP_LINK
  etraxfs: remove PROP_PTR usage
  lance: replace PROP_PTR with PROP_LINK
  vmmouse: replace PROP_PTR with PROP_LINK
  sm501: make SerialMM a child, export chardev property
  mips: use sysbus_mmio_get_region() instead of internal fields
  mips: use sysbus_add_io()
  mips: baudbase is 115200 by default
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-01-07 17:54:29 +00:00
Peter Maydell 035eed4c0d m68k: fix CACR valid bits
q800: add a fake mac rom reset (used by linux)
       fix and improve PRAM emulation
 -----BEGIN PGP SIGNATURE-----
 
 iQJGBAABCAAwFiEEzS913cjjpNwuT1Fz8ww4vT8vvjwFAl4Uht4SHGxhdXJlbnRA
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 nEKb+i6ElHYjMhcGS4gUBCTlr09k47GkQdzKP8NU7K6rX9cPvH/qq+Y5sZ8zIcvU
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 XZ/b2ZmRhWZ0Mi7tZpWyJliuN3mRQ07FEUQ9Irokq+hrBIQqDtFiOOAVNvOJU3op
 QN/ltfEmjrKblA/cqgXl4wknPruboSkdhiea57XJ1IfOJfSjo7onsFEH4LP6XDxB
 zw1yndCSKjX/V7+j4PB+1sXgXMLlHOjGWh5E/9yMOSzMaJU5Pjqv27sFs24htzBu
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 Wa8CNyX5Xkg7tH1jTWqMriWCHoHrnFAIu80KpayMVaZaX41VVvIMWpzSOj7MARyY
 v7MNz2OOncFR
 =Wld2
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/vivier/tags/q800-for-5.0-pull-request' into staging

m68k: fix CACR valid bits
q800: add a fake mac rom reset (used by linux)
      fix and improve PRAM emulation

# gpg: Signature made Tue 07 Jan 2020 13:25:50 GMT
# gpg:                using RSA key CD2F75DDC8E3A4DC2E4F5173F30C38BD3F2FBE3C
# gpg:                issuer "laurent@vivier.eu"
# gpg: Good signature from "Laurent Vivier <lvivier@redhat.com>" [full]
# gpg:                 aka "Laurent Vivier <laurent@vivier.eu>" [full]
# gpg:                 aka "Laurent Vivier (Red Hat) <lvivier@redhat.com>" [full]
# Primary key fingerprint: CD2F 75DD C8E3 A4DC 2E4F  5173 F30C 38BD 3F2F BE3C

* remotes/vivier/tags/q800-for-5.0-pull-request:
  target/m68k: only change valid bits in CACR
  q800: implement mac rom reset function for BIOS-less mode
  q800: add a block backend to the PRAM
  q800: fix mac_via RTC PRAM commands

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-01-07 17:08:21 +00:00
Peter Maydell 973d306dd6 virtio, pci, pc: fixes, features
Bugfixes all over the place.
 HMAT support.
 New flags for vhost-user-blk utility.
 Auto-tuning of seg max for virtio storage.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
 -----BEGIN PGP SIGNATURE-----
 
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 S3JYjwKxQx7u1ydooKhvBQnBCZ2i3S+k62gfYyKB+nBv8xvjs0Eg5D1YJ5E8hciy
 lf5OFGWWtX2iPDjZwQwT13kiJe0o3JRGxJJ6XqTEG+1EYOp7cky/FEv4PD030b9m
 I2wROZ/Am+onB9YJX8c0Vv1CG+AryuJNXnvwQzTXEjj4U7bEYUyJwVZaCRyAdWQ3
 uYXIZN9VwjVX6BFvy9ZAJbEsUVJvOM1/aQaDqcrLz+VlzRT7bRkKHi2G3vakrm1I
 r5OpgyLo84132awCncbSykKDH5o8WaxLaJBjGmuBfasMz9wPzAg=
 =uL1o
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

virtio, pci, pc: fixes, features

Bugfixes all over the place.
HMAT support.
New flags for vhost-user-blk utility.
Auto-tuning of seg max for virtio storage.

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

# gpg: Signature made Mon 06 Jan 2020 17:05:05 GMT
# gpg:                using RSA key 5D09FD0871C8F85B94CA8A0D281F0DB8D28D5469
# gpg:                issuer "mst@redhat.com"
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>" [full]
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>" [full]
# Primary key fingerprint: 0270 606B 6F3C DF3D 0B17  0970 C350 3912 AFBE 8E67
#      Subkey fingerprint: 5D09 FD08 71C8 F85B 94CA  8A0D 281F 0DB8 D28D 5469

* remotes/mst/tags/for_upstream: (32 commits)
  intel_iommu: add present bit check for pasid table entries
  intel_iommu: a fix to vtd_find_as_from_bus_num()
  virtio-net: delete also control queue when TX/RX deleted
  virtio: reset region cache when on queue deletion
  virtio-mmio: update queue size on guest write
  tests: add virtio-scsi and virtio-blk seg_max_adjust test
  virtio: make seg_max virtqueue size dependent
  hw: fix using 4.2 compat in 5.0 machine types for i440fx/q35
  vhost-user-scsi: reset the device if supported
  vhost-user: add VHOST_USER_RESET_DEVICE to reset devices
  hw/pci/pci_host: Let pci_data_[read/write] use unsigned 'size' argument
  hw/pci/pci_host: Remove redundant PCI_DPRINTF()
  virtio-mmio: Clear v2 transport state on soft reset
  ACPI: add expected files for HMAT tests (acpihmat)
  tests/bios-tables-test: add test cases for ACPI HMAT
  tests/numa: Add case for QMP build HMAT
  hmat acpi: Build Memory Side Cache Information Structure(s)
  hmat acpi: Build System Locality Latency and Bandwidth Information Structure(s)
  hmat acpi: Build Memory Proximity Domain Attributes Structure(s)
  numa: Extend CLI to provide memory side cache information
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-01-07 16:25:00 +00:00
Peter Maydell 0cb0406172 tests/iothread: Always connect iothread GSource to a GMainContext
On older versions of glib (anything prior to glib commit 0f056ebe
from May 2019), the implementation of g_source_ref() and
g_source_unref() is not threadsafe for a GSource which is not
attached to a GMainContext.

QEMU's real iothread.c implementation always attaches its
iothread->ctx's GSource to a GMainContext created for that iothread,
so it is OK, but the simple test framework implementation in
tests/iothread.c was not doing this.  This was causing intermittent
assertion failures in the test-aio-multithread subtest
"/aio/multi/mutex/contended" test on the BSD hosts.  (It's unclear
why only BSD seems to have been affected -- perhaps a combination of
the specific glib version being used in the VMs and their happening
to run on a host with a lot of CPUs).

Borrow the iothread_init_gcontext() from the real iothread.c
and add the corresponding cleanup code and the calls to
g_main_context_push/pop_thread_default() so we actually use
the GMainContext we create.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
Message-id: 20200106144552.7205-1-peter.maydell@linaro.org
2020-01-07 14:32:57 +00:00
Marc-André Lureau f0d753b1c1 qdev/qom: remove some TODO limitations now that PROP_PTR is gone
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
2020-01-07 17:24:29 +04:00