Commit Graph

985 Commits

Author SHA1 Message Date
Peter Maydell
e0f3728d81 Makefile: Ensure we don't run Sphinx in parallel for manpages
Sphinx will corrupt its doctree cache if we run two copies
of it in parallel. In commit 6bda415c10 we worked
around this by having separate doctrees for 'html' vs 'manpage'
runs. However now that we have more than one manpage produced
from a single manual we can run into this again when trying
to produce the two manpages.

Use the trick described in 'Atomic Rules in GNU Make'
https://www.cmcrossroads.com/article/atomic-rules-gnu-make
to ensure that we only run the Sphinx manpage builder once
for each manual, even if we're producing several manpages.
This fixes doctree corruption in parallel builds and also
avoids pointlessly running Sphinx more often than we need to.

(In GNU Make 4.3 there is builtin support for this, via
the "&:" syntax, but we can't wait for that to be available
in all the distros we support...)

The generic "one invocation for multiple output files"
machinery is provided as a macro named 'atomic' in rules.mak;
we then wrap this in a more specific macro for defining
the rule and dependencies for the manpages in a Sphinx
manual, to avoid excessive repetition.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Message-id: 20200124162606.8787-2-peter.maydell@linaro.org
2020-02-03 10:46:32 +00:00
Thomas Huth
b2ce76a073 hw/ppc/prep: Remove the deprecated "prep" machine and the OpenHackware BIOS
It's been deprecated since QEMU v3.1. The 40p machine should be
used nowadays instead.

Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Acked-by: Hervé Poussineau <hpoussin@reactos.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20200114114617.28854-1-thuth@redhat.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2020-02-02 14:07:57 +11:00
Peter Maydell
760df0d121 * Register qdev properties as class properties (Marc-André)
* Cleanups (Philippe)
 * virtio-scsi fix (Pan Nengyuan)
 * Tweak Skylake-v3 model id (Kashyap)
 * x86 UCODE_REV support and nested live migration fix (myself)
 * Advisory mode for pvpanic (Zhenwei)
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Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

* Register qdev properties as class properties (Marc-André)
* Cleanups (Philippe)
* virtio-scsi fix (Pan Nengyuan)
* Tweak Skylake-v3 model id (Kashyap)
* x86 UCODE_REV support and nested live migration fix (myself)
* Advisory mode for pvpanic (Zhenwei)

# gpg: Signature made Fri 24 Jan 2020 20:16:23 GMT
# gpg:                using RSA key BFFBD25F78C7AE83
# 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

* remotes/bonzini/tags/for-upstream: (58 commits)
  build-sys: clean up flags included in the linker command line
  target/i386: Add the 'model-id' for Skylake -v3 CPU models
  qdev: use object_property_help()
  qapi/qmp: add ObjectPropertyInfo.default-value
  qom: introduce object_property_help()
  qom: simplify qmp_device_list_properties()
  vl: print default value in object help
  qdev: register properties as class properties
  qdev: move instance properties to class properties
  qdev: rename DeviceClass.props
  qdev: set properties with device_class_set_props()
  object: return self in object_ref()
  object: release all props
  object: add object_class_property_add_link()
  object: express const link with link property
  object: add direct link flag
  object: rename link "child" to "target"
  object: check strong flag with &
  object: do not free class properties
  object: add object_property_set_default
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-01-27 09:44:04 +00:00
Paolo Bonzini
db5adeaa84 build-sys: clean up flags included in the linker command line
Some of the CFLAGS that are discovered during configure, for example
compiler warnings, are being included on the linker command line because
QEMU_CFLAGS is added to it.  Other flags, such as the -m32, appear twice
because they are included in both QEMU_CFLAGS and LDFLAGS.  All this
leads to confusion with respect to what goes in which Makefile variables
(and we have plenty).

So, introduce QEMU_LDFLAGS for flags discovered by configure, following
the lead of QEMU_CFLAGS, and stop adding to it:

1) options that are already in CFLAGS, for example "-g"

2) duplicate options

At the same time, options that _are_ needed by both compiler and linker
must now be added to both QEMU_CFLAGS and QEMU_LDFLAGS, which is clearer.
This is mostly -fsanitize options.  For now, --extra-cflags has this behavior
(but --extra-cxxflags does not).

Meson will not include CFLAGS on the linker command line, do the same in our
build system as well.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2020-01-24 20:59:17 +01:00
Peter Maydell
a43efa34c7 virtiofsd first pull v2
Import our virtiofsd.
 This pulls in the daemon to drive a file system connected to the
 existing qemu virtiofsd device.
 It's derived from upstream libfuse with lots of changes (and a lot
 trimmed out).
 The daemon lives in the newly created qemu/tools/virtiofsd
 
 Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
 
 v2
   drop the docs while we discuss where they should live
   and we need to redo the manpage in anything but texi
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Merge remote-tracking branch 'remotes/dgilbert-gitlab/tags/pull-virtiofs-20200123b' into staging

virtiofsd first pull v2

Import our virtiofsd.
This pulls in the daemon to drive a file system connected to the
existing qemu virtiofsd device.
It's derived from upstream libfuse with lots of changes (and a lot
trimmed out).
The daemon lives in the newly created qemu/tools/virtiofsd

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>

v2
  drop the docs while we discuss where they should live
  and we need to redo the manpage in anything but texi

# gpg: Signature made Thu 23 Jan 2020 16:45:18 GMT
# gpg:                using RSA key 45F5C71B4A0CB7FB977A9FA90516331EBC5BFDE7
# gpg: Good signature from "Dr. David Alan Gilbert (RH2) <dgilbert@redhat.com>" [full]
# Primary key fingerprint: 45F5 C71B 4A0C B7FB 977A  9FA9 0516 331E BC5B FDE7

* remotes/dgilbert-gitlab/tags/pull-virtiofs-20200123b: (108 commits)
  virtiofsd: add some options to the help message
  virtiofsd: stop all queue threads on exit in virtio_loop()
  virtiofsd/passthrough_ll: Pass errno to fuse_reply_err()
  virtiofsd: Convert lo_destroy to take the lo->mutex lock itself
  virtiofsd: add --thread-pool-size=NUM option
  virtiofsd: fix lo_destroy() resource leaks
  virtiofsd: prevent FUSE_INIT/FUSE_DESTROY races
  virtiofsd: process requests in a thread pool
  virtiofsd: use fuse_buf_writev to replace fuse_buf_write for better performance
  virtiofsd: add definition of fuse_buf_writev()
  virtiofsd: passthrough_ll: Use cache_readdir for directory open
  virtiofsd: Fix data corruption with O_APPEND write in writeback mode
  virtiofsd: Reset O_DIRECT flag during file open
  virtiofsd: convert more fprintf and perror to use fuse log infra
  virtiofsd: do not always set FUSE_FLOCK_LOCKS
  virtiofsd: introduce inode refcount to prevent use-after-free
  virtiofsd: passthrough_ll: fix refcounting on remove/rename
  libvhost-user: Fix some memtable remap cases
  virtiofsd: rename inode->refcount to inode->nlookup
  virtiofsd: prevent races with lo_dirp_put()
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-01-24 09:59:11 +00:00
Dr. David Alan Gilbert
2405f3c0d1 virtiofsd: cap-ng helpers
libcap-ng reads /proc during capng_get_caps_process, and virtiofsd's
sandboxing doesn't have /proc mounted; thus we have to do the
caps read before we sandbox it and save/restore the state.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
2020-01-23 16:41:37 +00:00
Stefan Hajnoczi
4f8bde99c1 virtiofsd: add seccomp whitelist
Only allow system calls that are needed by virtiofsd.  All other system
calls cause SIGSYS to be directed at the thread and the process will
coredump.

Restricting system calls reduces the kernel attack surface and limits
what the process can do when compromised.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
with additional entries by:
Signed-off-by: Ganesh Maharaj Mahalingam <ganesh.mahalingam@intel.com>
Signed-off-by: Masayoshi Mizuma <m.mizuma@jp.fujitsu.com>
Signed-off-by: Misono Tomohiro <misono.tomohiro@jp.fujitsu.com>
Signed-off-by: piaojun <piaojun@huawei.com>
Signed-off-by: Vivek Goyal <vgoyal@redhat.com>
Signed-off-by: Eric Ren <renzhen@linux.alibaba.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
2020-01-23 16:41:37 +00:00
Stefan Hajnoczi
315616ed50 virtiofsd: add vhost-user.json file
Install a vhost-user.json file describing virtiofsd.  This allows
libvirt and other management tools to enumerate vhost-user backend
programs.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
2020-01-23 16:41:36 +00:00
Dr. David Alan Gilbert
81bfc42dcf virtiofsd: Add Makefile wiring for virtiofsd contrib
Wire up the building of the virtiofsd in tools.

virtiofsd relies on Linux-specific system calls and seccomp.  Anyone
wishing to port it to other host operating systems should do so
carefully and without reducing security.

Only allow building on Linux hosts.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Liam Merwick <liam.merwick@oracle.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
2020-01-23 16:41:36 +00:00
Peter Maydell
acab923dce qemu-block-drivers: Convert to rST
The qemu-block-drivers documentation is currently in
docs/qemu-block-drivers.texi in Texinfo format, which we present
to the user as:
 * a qemu-block-drivers manpage
 * a section of the main qemu-doc HTML documentation

Convert the documentation to rST format, and present it to
the user as:
 * a qemu-block-drivers manpage
 * part of the system/ Sphinx manual

This follows the same pattern we've done for qemu-ga and qemu-nbd.

We have to drop a cross-reference from the documentation of the
-cdrom option back to the qemu-block-drivers documentation, since
they're no longer within the same texinfo document.

As noted in a comment, the manpage output is slightly compromised
due to limitations in Sphinx. In an ideal world, the HTML output
would have the various headings like 'Disk image file formats'
as top-level section headings (which then appear in the overall
system manual's table-of-contents), and it would not have the
section headings which make sense only for the manpage like
'synopsis', 'description', and 'see also'. Unfortunately, the
mechanism Sphinx provides for restricting pieces of documentation
is limited to the point of being flawed: the 'only::' directive
is implemented as a filter that is applied at a very late stage
in the document processing pipeline, rather than as an early
equivalent of an #ifdef. This means that Sphinx's process of
identifying which section heading markup styles are which levels
of heading gets confused if the 'only::' directive contains
section headings which would affect the heading-level of a
later heading. I have opted to prioritise making the HTML format
look better, with the compromise being that in the manpage
the 'Disk image file formats' &c headings are top-level headings
rather than being sub-headings under the traditional 'Description'
top-level section title.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20200116141511.16849-4-peter.maydell@linaro.org
2020-01-23 15:34:04 +00:00
Peter Maydell
0928523a12 docs: Create stub system manual
We want a user-facing manual which contains system emulation
documentation. Create an empty one which we can populate.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20200116141511.16849-3-peter.maydell@linaro.org
2020-01-23 15:22:40 +00:00
Peter Maydell
87c0868f46 qemu-nbd: Convert invocation documentation to rST
The qemu-nbd documentation is currently in qemu-nbd.texi in Texinfo
format, which we present to the user as:
 * a qemu-nbd manpage
 * a section of the main qemu-doc HTML documentation

Convert the documentation to rST format, and present it to the user as:
 * a qemu-nbd manpage
 * part of the interop/ Sphinx manual

This follows the same pattern as commit 27a296fce9 did for the
qemu-ga manpage.

All the content of the old manpage is retained, except that I have
dropped the "This is free software; see the source for copying
conditions.  There is NO warranty..." text that was in the old AUTHOR
section; Sphinx's manpage builder doesn't expect that much text in
the AUTHOR section, and since none of our other manpages have it it
seems easiest to delete it rather than try to figure out where else
in the manpage to put it.

The only other textual change is that I have had to give the
--nocache option its own description ("Equivalent to --cache=none")
because Sphinx doesn't have an equivalent of using item/itemx
to share a description between two options.

Some minor aspects of the formatting have changed, to suit what is
easiest for Sphinx to output. (The most notable is that Sphinx
option section option syntax doesn't support '--option foo=bar'
with bar underlined rather than bold, so we have to switch to
'--option foo=BAR' instead.)

The contents of qemu-option-trace.texi are now duplicated in
docs/interop/qemu-option-trace.rst.inc, until such time as we complete
the conversion of the other files which use it; since it has had only
3 changes in 3 years, this shouldn't be too awkward a burden.
(We use .rst.inc because if this file fragment has a .rst extension
then Sphinx complains about not seeing it in a toctree.)

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Eric Blake <eblake@redhat.com>
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20200116141511.16849-2-peter.maydell@linaro.org
2020-01-23 15:22:39 +00:00
Stefan Hajnoczi
d83bbedab5 Makefile: add missing mkdir MANUAL_BUILDDIR
The MANUAL_BUILDDIR directory is automatically created by sphinx-build
for the other targets.  The index.html target does not use sphinx-build
so we must manually create the directory to avoid the following error:

  GEN     docs/built/index.html
  /bin/sh: docs/built/index.html: No such file or directory

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20200120163400.603449-1-stefanha@redhat.com
Reviewed-by: Miroslav Rezanina <mrezanin@redhat.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-01-21 11:56:17 +00:00
Peter Maydell
e021e6fe52 QAPI patches for 2020-01-14
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Merge remote-tracking branch 'remotes/armbru/tags/pull-qapi-2020-01-14' into staging

QAPI patches for 2020-01-14

# gpg: Signature made Tue 14 Jan 2020 10:15:22 GMT
# gpg:                using RSA key 354BC8B3D7EB2A6B68674E5F3870B400EB918653
# gpg:                issuer "armbru@redhat.com"
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>" [full]
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>" [full]
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* remotes/armbru/tags/pull-qapi-2020-01-14:
  qapi: Simplify QAPISchemaModularCVisitor
  qapi: Fix code generation for empty modules
  qapi: Proper intermediate representation for modules
  qapi: Generate command registration stuff into separate files
  tests/Makefile.include: Fix missing test-qapi-emit-events.[ch]
  qapi: Tweak "command returns a nice type" check for clarity

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-01-14 16:42:27 +00:00
Markus Armbruster
00ca24ff9e qapi: Generate command registration stuff into separate files
Having to include qapi-commands.h just for qmp_init_marshal() is
suboptimal.  Generate it into separate files.  This lets
monitor/misc.c, qga/main.c, and the generated qapi-commands-FOO.h
include less.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20191120182551.23795-4-armbru@redhat.com>
[Typos in docs/devel/qapi-code-gen.txt fixed]
Reviewed-by: Eric Blake <eblake@redhat.com>
2020-01-14 11:01:58 +01:00
Stefan Hajnoczi
22108f333d docs: build an index page for the HTML docs
There is no index.html start page for the QEMU HTML documentation.  An
index page is needed so that documentation can be browsed easily on the
web.

This patch adds an index.html.in template file where the QEMU version
number is expanded.  It is written in HTML instead of using the existing
sphinx (rST) and texi documentation generators because they are
heavyweight and would make this harder.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20191219135620.1626608-1-stefanha@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2020-01-12 11:42:41 +01:00
Peter Maydell
96ecba6747 Makefile: disable Sphinx nitpicking
Turn off Sphinx nitpicking as a temporary (?) measure so
sphinx builds complete even with warnings about missing
references.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20190521122519.12573-11-peter.maydell@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2019-12-17 19:36:57 +01:00
Marc-André Lureau
21c6b0c87e configure: simplify vhost condition with Kconfig
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2019-12-17 19:32:48 +01:00
Paolo Bonzini
b8d89ba83b crypto: move common bits for all emulators to libqemuutil
qcrypto_random_*, AES and qcrypto_init do not need to be linked as a whole
and are the only parts that are used by user-mode emulation.  Place them
in libqemuutil, so that whatever needs them will pick them up automatically.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2019-12-17 19:32:48 +01:00
Marc-André Lureau
57589bc497 build-sys: build vhost-user-gpu only if CONFIG_TOOLS
vhost-user-gpu is always built and installed, but it is not part of the emulator
proper.  Cut it if --disable-tools is specified.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2019-12-17 19:32:46 +01:00
Paolo Bonzini
3d24244b11 Makefile: remove unused variables
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2019-12-17 19:32:46 +01:00
Paolo Bonzini
7e46261368 virtfs-proxy-helper: switch from libcap to libcap-ng
virtfs-proxy-helper is the only user of libcap; everyone else is using
the simpler libcap-ng API.  Switch and remove the configure code to
detect libcap.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Greg Kurz <groug@kaod.org>
[groug: - drop remaining -lcap from Makefile
        - fix error message in configure]
Signed-off-by: Greg Kurz <groug@kaod.org>
2019-12-02 15:26:33 +01:00
Peter Maydell
039e285e09 Trivial fixes (20191112)
ivshmem-server, error messages (numa, qom) and
 Makefile (bios-microvm) fixes
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Merge remote-tracking branch 'remotes/vivier2/tags/trivial-branch-pull-request' into staging

Trivial fixes (20191112)
ivshmem-server, error messages (numa, qom) and
Makefile (bios-microvm) fixes

# gpg: Signature made Tue 12 Nov 2019 10:04:03 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/vivier2/tags/trivial-branch-pull-request:
  ivshmem-server: Terminate also on SIGINT
  ivshmem-server: Clean up shmem on shutdown
  numa: Add missing \n to error message
  qom: Fix error message in object_class_property_add()
  Makefile: install bios-microvm like other binary blobs

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2019-11-12 12:09:19 +00:00
Bruce Rogers
32eb2da326 Makefile: install bios-microvm like other binary blobs
Commit 0d5fae3e52 introduced bios-microvm.bin but forgot to add
it to the list of blobs being installed.
Add it to the list of BLOBS that get installed.

Fixes: 0d5fae3e52 "roms: add microvm-bios (qboot) as binary"
Signed-off-by: Bruce Rogers <brogers@suse.com>
[PMD: Reworded description]
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
Reviewed-by: Sergio Lopez <slp@redhat.com>
Message-Id: <20191102114346.6445-1-philmd@redhat.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2019-11-12 10:31:43 +01:00
Philippe Mathieu-Daudé
05dfa22b5b configure: Only decompress EDK2 blobs for X86/ARM targets
The EDK2 firmware blobs only target the X86/ARM architectures.
Define the DECOMPRESS_EDK2_BLOBS variable and only decompress
the blobs when the variable exists.

See also: 536d2173b2 ("roms: build edk2 firmware binaries ...")
Suggested-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20191108114531.21518-2-philmd@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Wainer dos Santos Moschetta <wainersm@redhat.com>
Reviewed-by: Luc Michel <luc.michel@greensocs.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2019-11-11 14:30:09 +01:00
Philippe Mathieu-Daudé
b6011caff1 Makefile: Fix config-devices.mak not regenerated when Kconfig updated
When hw/$DIR/Kconfig is changed, the corresponding generated
hw/$DIR/config-devices.mak is not being updated.
Fix this by including all the hw/*/Kconfig files to the prerequisite
names of the rule generating the config-devices.mak files.

Fixes: e0e312f352 (build: switch to Kconfig)
Reported-by: Peter Maydell <peter.maydell@linaro.org>
Suggested-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
2019-11-05 23:33:12 +01:00
Emilio G. Cota
26fffe29c0 plugin: add API symbols to qemu-plugins.symbols
Signed-off-by: Emilio G. Cota <cota@braap.org>
[AJB: moved into plugins]
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
2019-10-28 15:12:38 +00:00
Emilio G. Cota
54cb65d858 plugin: add core code
Signed-off-by: Emilio G. Cota <cota@braap.org>
[AJB: moved directory and merged various fixes]
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
2019-10-28 15:12:38 +00:00
Markus Armbruster
e6c42b96b9 qapi: Split up scripts/qapi/common.py
The QAPI code generator clocks in at some 3100 SLOC in 8 source files.
Almost 60% of the code is in qapi/common.py.  Split it into more
focused modules:

* Move QAPISchemaPragma and QAPISourceInfo to qapi/source.py.

* Move QAPIError and its sub-classes to qapi/error.py.

* Move QAPISchemaParser and QAPIDoc to parser.py.  Use the opportunity
  to put QAPISchemaParser first.

* Move check_expr() & friends to qapi/expr.py.  Use the opportunity to
  put the code into a more sensible order.

* Move QAPISchema & friends to qapi/schema.py

* Move QAPIGen and its sub-classes, ifcontext,
  QAPISchemaModularCVisitor, and QAPISchemaModularCVisitor to qapi/gen.py

* Delete camel_case(), it's unused since commit e98859a9b9 "qapi:
  Clean up after recent conversions to QAPISchemaVisitor"

A number of helper functions remain in qapi/common.py.  I considered
moving the code generator helpers to qapi/gen.py, but decided not to.
Perhaps we should rewrite them as methods of QAPIGen some day.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-Id: <20191018074345.24034-7-armbru@redhat.com>
[Add "# -*- coding: utf-8 -*-" lines]
2019-10-22 13:53:55 +02:00
Eduardo Habkost
6bda415c10 sphinx: Use separate doctree directories for different builders
sphinx-build is buggy when multiple processes are using the same
doctree directory in parallel.  See the 3-year-old Sphinx bug
report at: https://github.com/sphinx-doc/sphinx/issues/2946

Instead of avoiding parallel builds or adding some kind of
locking, I'm using the simplest solution: just using a different
doctree cache for each builder.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Message-id: 20191014150133.14318-1-ehabkost@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2019-10-17 12:10:13 +01:00
Alexey Kardashevskiy
744a928cce spapr: Stop providing RTAS blob
SLOF implements one itself so let's remove it from QEMU. It is one less
image and simpler setup as the RTAS blob never stays in its initial place
anyway as the guest OS always decides where to put it.

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Reviewed-by: Greg Kurz <groug@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2019-10-04 10:25:23 +10:00
Alex Bennée
daa79d9a65 configure: preserve PKG_CONFIG for subdir builds
The slirp sub-module complains about not being able to find the glib
library on cross-compiles because it is using the default pkg-config
tool (which isn't installed in our cross-build docker images).
Preserve PKG_CONFIG in our host config and pass it down to slirp.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
2019-09-26 19:00:53 +01:00
Peter Maydell
b53c54c63f Makefile: Fix in-tree builds when Sphinx is available
In commit 27a296fce9 we switched the qemu-ga manpage over to
being built from Sphinx.  The makefile rules for this were correct
for an out-of-tree build, but break for in-tree builds if Sphinx is
present and we're trying to build the documentation.

Specifically, because Sphinx refuses to build output files into
the same directory as its sources, for an in-tree build we tell
it to build into a subdirectory docs/built, and set up a makefile
variable MANUAL_BUILDDIR indicating where the docs are going.
The makefile rule telling Make how to build qemu-ga.8 correctly
used this variable, but the lines adding qemu-ga.8 to the list
of DOCS to be built and the 'make install' rune did not. The
effect was that for an in-tree build we told Make to build
'docs/interop/qemu-ga.8' but did not provide a specific rule for
doing so, which caused Make to fall back to the old rules.make
rule for building any "%.8" file. Make tried to invoke texi2pod
with a bogus command line, resulting in the error:

  GEN     docs/interop/qemu-ga.8
No filename or title
make: *** [rules.mak:394: docs/interop/qemu-ga.8]

Fix this by using $(MANUAL_BUILDDIR) when constructing the
list of DOCS files we want to build and also in the source
file name we install for 'make install'.

(Among other things, this broke the Shippable CI builds.)

Fixes: 27a296fce9
Reported-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Message-id: 20190919155957.12618-1-peter.maydell@linaro.org
Tested-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2019-09-20 13:36:11 +01:00
Peter Maydell
27a296fce9 qemu-ga: Convert invocation documentation to rST
The qemu-ga documentation is currently in qemu-ga.texi in
Texinfo format, which we present to the user as:
 * a qemu-ga manpage
 * a section of the main qemu-doc HTML documentation

Convert the documentation to rST format, and present it to
the user as:
 * a qemu-ga manpage
 * part of the interop/ Sphinx manual

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Tested-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Message-id: 20190905131040.8350-1-peter.maydell@linaro.org
2019-09-13 16:05:01 +01:00
Paolo Bonzini
2038f8c877 tests/tcg: move configuration to a sub-shell script
Avoid the repeated inclusions of config-target.mak, which have
risks of namespace pollution, and instead build minimal configuration
files in a configuration script.  The same configuration files can
also be included in Makefile and Makefile.qemu

[AJB 10/09/19]
In the original PR this had inadvertently enabled tests
for ppc64abi32. However as the rest of the multiarch tests work rather
than disabling the otherwise correctly functioning build I've just
skipped the failing linux-test test. For some reason I can't debug it
with TCG so I'm leaving that to the PPC maintainers to look at.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20190807143523.15917-4-pbonzini@redhat.com>
[AJB: s/docker/container/, rm last bits from configure, ppc6432abi hack]
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Cc: Richard Henderson <rth@twiddle.net>
2019-09-10 14:09:00 +01:00
Marc-André Lureau
05af039d1e tests/docker: add podman support
Allow to specify the container engine to run with ENGINE variable.

By default, ENGINE=auto and will select either podman or docker.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
2019-08-22 17:30:25 +04:00
Paolo Bonzini
c932ce3144 configure: define CONFIG_TOOLS here
Defining CONFIG_TOOLS on the basis of $(TOOLS) has the disadvantage
of including it also if e.g. qemu-ga is requested.  The correct
information is available in configure, define it there.

This also has the benefit of not installing the manpages for block layer
tools if the only "tool" being built is the guest agent.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2019-08-21 16:29:56 +02:00
Paolo Bonzini
0814465ab8 qemu-ga: clean up TOOLS variable
qemu-ga is included in the TOOLS variable without the .exe suffix, and this is
then worked around twice in the Makefile.  Do the right thing in configure
instead.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2019-08-21 16:29:56 +02:00
Olaf Hering
177cd674d6 Makefile: remove DESTDIR from firmware file content
The resulting firmware files should only contain the runtime path.
Fixes commit 26ce90fde5 ("Makefile: install the edk2 firmware images
and their descriptors")

Signed-off-by: Olaf Hering <olaf@aepfle.de>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Message-Id: <20190530192812.17637-1-olaf@aepfle.de>
Fixes: https://bugs.launchpad.net/qemu/+bug/1838703
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
2019-08-03 09:52:32 +02:00
Philippe Mathieu-Daudé
b3ce38dcf9 buildsys: The NSIS Windows build requires qemu-nsis.bmp installed
The qemu-nsis.bmp file was not listed with the other blobs, thus
not installed in the ${BINDIR} location.

This fixes:

  $ make installer
  [...]
  (cd /tmp/qemu-nsis; \
           for i in qemu-system-*.exe; do \
             arch=${i%.exe}; \
             arch=${arch#qemu-system-}; \
             echo Section \"$arch\" Section_$arch; \
             echo SetOutPath \"\$INSTDIR\"; \
             echo File \"\${BINDIR}\\$i\"; \
             echo SectionEnd; \
           done \
          ) >/tmp/qemu-nsis/system-emulations.nsh
  makensis -V2 -NOCD \
                  -DCONFIG_DOCUMENTATION="y" \
                   \
                  -DBINDIR="/tmp/qemu-nsis" \
                   \
                  -DSRCDIR="/home/phil/source/qemu" \
                  -DOUTFILE="qemu-setup-4.0.90.exe" \
                  -DDISPLAYVERSION="4.0.90" \
                  /home/phil/source/qemu/qemu.nsi
  File: "/tmp/qemu-nsis\*.bmp" -> no files found.
  Usage: File [/nonfatal] [/a] ([/r] [/x filespec [...]] filespec [...] |
     /oname=outfile one_file_only)
  Error in script "/home/phil/source/qemu/qemu.nsi" on line 122 -- aborting creation process
  Makefile:1077: recipe for target 'qemu-setup-4.0.90.exe' failed
  make: *** [qemu-setup-4.0.90.exe] Error 1

Fixes: https://bugs.launchpad.net/bugs/1836453
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20190715174817.18981-8-philmd@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
2019-07-23 15:53:25 +01:00
Philippe Mathieu-Daudé
f84f9f7584 buildsys: The NSIS Windows build requires the documentation installed
This fixes:

  $ make installer
  [...]
  (cd /tmp/qemu-nsis; \
           for i in qemu-system-*.exe; do \
             arch=${i%.exe}; \
             arch=${arch#qemu-system-}; \
             echo Section \"$arch\" Section_$arch; \
             echo SetOutPath \"\$INSTDIR\"; \
             echo File \"\${BINDIR}\\$i\"; \
             echo SectionEnd; \
           done \
          ) >/tmp/qemu-nsis/system-emulations.nsh
  makensis -V2 -NOCD \
                   \
                  -DCONFIG_GTK="y" \
                  -DBINDIR="/tmp/qemu-nsis" \
                   \
                  -DSRCDIR="/source/qemu" \
                  -DOUTFILE="qemu-setup-4.0.90.exe" \
                  -DDISPLAYVERSION="4.0.90" \
                  /source/qemu/qemu.nsi
  File: "/tmp/qemu-nsis\qemu-doc.html" -> no files found.
  Usage: File [/nonfatal] [/a] ([/r] [/x filespec [...]] filespec [...] |
     /oname=outfile one_file_only)
  Error in script "/source/qemu/qemu.nsi" on line 173 -- aborting creation process
  make: *** [Makefile:1080: qemu-setup-4.0.90.exe] Error 1

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20190715174817.18981-7-philmd@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
2019-07-23 15:53:25 +01:00
Peter Maydell
ddb45afbfb contrib/elf2dmp: Build download.o with CURL_CFLAGS
contrib/elf2dmp has a source file which uses curl/curl.h;
although we link the final executable with CURL_LIBS, we
forgot to build this source file with CURL_CFLAGS, so if
the curl header is in a place that's not already on the
system include path then it will fail to build.

Add a line specifying the cflags needed for download.o;
while we are here, bring the specification of the libs
into line with this, since using a per-object variable
setting is preferred over adding them to the final
executable link line.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-id: 20190719100955.17180-1-peter.maydell@linaro.org
2019-07-22 14:07:39 +01:00
Alistair Francis
91f3a2f0ce
roms: Add OpenSBI version 0.4
Add OpenSBI version 0.4 as a git submodule and as a prebult binary.

OpenSBI (https://github.com/riscv/opensbi) aims to provide an open-source
reference implementation of the RISC-V Supervisor Binary Interface (SBI)
specifications for platform-specific firmwares executing in M-mode. For all
supported platforms, OpenSBI provides several runtime firmware examples.
These example firmwares can be used to replace the legacy riscv-pk bootloader
and enable the use of well-known bootloaders such as U-Boot.

OpenSBI is distributed under the terms of the BSD 2-clause license
("Simplified BSD License" or "FreeBSD License", SPDX: BSD-2-Clause). OpenSBI
source code also contains code reused from other projects desribed here:
https://github.com/riscv/opensbi/blob/master/ThirdPartyNotices.md.

In this case all of the code we are using from OpenSBI is BSD 2-clause
as we aren't using the Kendryte code (Apache-2.0) with QEMU and libfdt
is dual licensed as BSD 2-clause (and GPL-2.0+). OpenSBI isn't being
linked with QEMU either it is just being included with QEMU.

Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Tested-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
2019-07-18 14:18:43 -07:00
Markus Armbruster
6518331813 Makefile: Fix missing dependency of on qemu-tech.texi
The qemu-doc.{html,info,pdf,txt} depend on qemu-doc.texi and its
include files.  Except qemu-tech.texi is missing.  Has always been
missing as far as I can see.  Fix it.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20190715055736.15214-2-armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
2019-07-15 21:10:20 +02:00
Markus Armbruster
47ae060e75 Makefile: Fix "make install" when "make all" needs work
Until recently, target install used to recurse into target directories
in its recipe: it ran make install in a for-loop.  Since target
install depends on target all, this trivially ensured we run the
sub-make install only after completing target all.

Commit 1338a4b "Makefile: Reuse all's recursion machinery for clean
and install" moved the target recursion to dependencies.  That's good
(the commit message explains why), but I forgot to add dependencies to
ensure make runs the sub-make install only after completing target
all.  Do that now.

Fixes: 1338a4b726
Reported-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reported-by: Guenter Roeck <linux@roeck-us.net>
Tested-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20190712055935.23061-1-armbru@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
2019-07-15 21:09:07 +02:00
Markus Armbruster
8d358a5ea0 Makefile: Fix "make clean" in "unconfigured" source directory
Recent commit "Makefile: Reuse all's recursion machinery for clean and
install" broke targets clean and distclean in the source directory
before running configure:

    $ make clean
      LD      recurse-clean.mo
    cc: fatal error: no input files
    compilation terminated.
    make: *** [rules.mak:118: recurse-clean.mo] Error 1

Root cause is missing .PHONY.  Fix that.

Fixes: 1338a4b726
Reported-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2019-07-09 16:17:38 +01:00
Philippe Mathieu-Daudé
4f2f62762f Makefile: Rename the 'vm-test' target as 'vm-help'
We already have 'make check-help', use the 'make vm-help' form
to display helps about VM testing. Keep the old target to not
bother old customs.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
Message-Id: <20190531064341.29730-1-philmd@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
2019-07-04 19:23:07 +01:00
Peter Maydell
234e256511 Build system patches for 2019-07-02
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Merge remote-tracking branch 'remotes/armbru/tags/pull-build-2019-07-02-v2' into staging

Build system patches for 2019-07-02

# gpg: Signature made Wed 03 Jul 2019 12:44:28 BST
# gpg:                using RSA key 354BC8B3D7EB2A6B68674E5F3870B400EB918653
# gpg:                issuer "armbru@redhat.com"
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>" [full]
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>" [full]
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* remotes/armbru/tags/pull-build-2019-07-02-v2:
  Makefile: Reuse all's recursion machinery for clean and install
  Makefile: Rename targets for make recursion
  Makefile: Drop bogus cleaning of $(ALL_SUBDIRS)/qemu-options.def
  Makefile: Remove code to smooth transition to config.status

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2019-07-04 15:58:46 +01:00
Markus Armbruster
1338a4b726 Makefile: Reuse all's recursion machinery for clean and install
Targets "clean" and "install" run make recursively in a for loop.
This ignores -j and -k.  Target "all" depends on SUBDIR/all to recurse
into each SUBDIR.  Behaves nicely with -j and -k.  Put that to use for
"clean" and "install": depend on SUBDIR/clean or SUBDIR/install,
respectively, and delete the loop.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20190528082308.22032-5-armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
2019-07-03 13:19:19 +02:00
Markus Armbruster
3b8593eeaa Makefile: Rename targets for make recursion
We make a few sub-directories recursively, in particular
$(TARGET_DIRS).

For goal "all", we do it the nice way: "all" has a prerequisite
subdir-T for each T in $(TARGET_DIRS), and T's recipe runs make
recursively.  Behaves nicely with -j and -k.

For other goals such as "clean" and "install", the recipe runs make
recursively in a for loop.  Ignores -j and -k.

The next commit will fix that for "clean" and "install".  This commit
prepares the ground by renaming the targets we use for "all" to
include the goal for the sub-make.  This will permit reusing them for
goals other than "all".

Targets subdir-T for T in $(TARGET_DIRS) run "make all" in T.  Rename
to T/all, and declare phony.

Targets romsubdir-R for R in $(ROMS) run "make" in pc-bios/R.  Default
goal is "all" for all R.  Rename to pc-bios/R/all, and declare phony.

The remainder are renamed just for consistency.

Target subdir-dtc runs "make libbft/libfdt.a" in dtc.  Rename to
dtc/all, and declare phony.

Target subdir-capstone runs make $(BUILD_DIR)/capstone/$(LIBCAPSTONE)
in $(SRC_PATH)/capstone.  Rename to capstone/all, and declare phony.

Target subdir-slirp runs "make" in $(SRC_PATH)/slirp.  Default goal is
all, which builds $(BUILD_DIR)/libslirp.a.  Rename to slirp/all, and
declare phony.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20190528082308.22032-4-armbru@redhat.com>
[Add compatibility gunk to keep make working across the rename]
2019-07-03 13:18:17 +02:00