Commit Graph

68689 Commits

Author SHA1 Message Date
Cédric Le Goater
f56275a2fc spapr/irq: remove spapr_ics_create()
spapr_ics_create() is only called once. Merge it in spapr_irq_init_xics()
and simplify a bit the error handling by using 'error_fatal' .

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20190321144914.19934-13-clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2019-04-26 10:41:23 +10:00
Cédric Le Goater
64db6c70dc spapr/rtas: modify spapr_rtas_register() to remove RTAS handlers
Removing RTAS handlers will become necessary when the new pseries
machine supporting multiple interrupt mode is introduced.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20190321144914.19934-9-clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2019-04-26 10:41:23 +10:00
Philippe Mathieu-Daudé
7cbf3f113a hw/ppc/prep: Drop useless inclusion of "hw/input/i8042.h"
In commit 47973a2dbf we split the last generic chipset out of
the PC board, but missed to remove the i8042 keyboard controller.
This omission was later fixed in commit 7cb00357c1, but here we
forgot to remove the "i8042.h" include. Do it now.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20190316201528.9140-1-philmd@redhat.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2019-04-26 10:41:23 +10:00
Alexey Kardashevskiy
ec132efaa8 spapr: Support NVIDIA V100 GPU with NVLink2
NVIDIA V100 GPUs have on-board RAM which is mapped into the host memory
space and accessible as normal RAM via an NVLink bus. The VFIO-PCI driver
implements special regions for such GPUs and emulates an NVLink bridge.
NVLink2-enabled POWER9 CPUs also provide address translation services
which includes an ATS shootdown (ATSD) register exported via the NVLink
bridge device.

This adds a quirk to VFIO to map the GPU memory and create an MR;
the new MR is stored in a PCI device as a QOM link. The sPAPR PCI uses
this to get the MR and map it to the system address space.
Another quirk does the same for ATSD.

This adds additional steps to sPAPR PHB setup:

1. Search for specific GPUs and NPUs, collect findings in
sPAPRPHBState::nvgpus, manage system address space mappings;

2. Add device-specific properties such as "ibm,npu", "ibm,gpu",
"memory-block", "link-speed" to advertise the NVLink2 function to
the guest;

3. Add "mmio-atsd" to vPHB to advertise the ATSD capability;

4. Add new memory blocks (with extra "linux,memory-usable" to prevent
the guest OS from accessing the new memory until it is onlined) and
npuphb# nodes representing an NPU unit for every vPHB as the GPU driver
uses it for link discovery.

This allocates space for GPU RAM and ATSD like we do for MMIOs by
adding 2 new parameters to the phb_placement() hook. Older machine types
set these to zero.

This puts new memory nodes in a separate NUMA node to as the GPU RAM
needs to be configured equally distant from any other node in the system.
Unlike the host setup which assigns numa ids from 255 downwards, this
adds new NUMA nodes after the user configures nodes or from 1 if none
were configured.

This adds requirement similar to EEH - one IOMMU group per vPHB.
The reason for this is that ATSD registers belong to a physical NPU
so they cannot invalidate translations on GPUs attached to another NPU.
It is guaranteed by the host platform as it does not mix NVLink bridges
or GPUs from different NPU in the same IOMMU group. If more than one
IOMMU group is detected on a vPHB, this disables ATSD support for that
vPHB and prints a warning.

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
[aw: for vfio portions]
Acked-by: Alex Williamson <alex.williamson@redhat.com>
Message-Id: <20190312082103.130561-1-aik@ozlabs.ru>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2019-04-26 10:41:23 +10:00
Peter Maydell
3284aa1281 Advance the roms/edk2 submodule to the "edk2-stable201903" release, and
build and capture platform firmware binaries from that release. The
 binaries are meant to be used by both end-users and by the "BIOS tables"
 unit tests in qtest ("make check").
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Merge remote-tracking branch 'remotes/lersek/tags/edk2-pull-2019-04-22' into staging

Advance the roms/edk2 submodule to the "edk2-stable201903" release, and
build and capture platform firmware binaries from that release. The
binaries are meant to be used by both end-users and by the "BIOS tables"
unit tests in qtest ("make check").

# gpg: Signature made Mon 22 Apr 2019 19:20:08 BST
# gpg:                using RSA key D39DA71E0D496CFA
# gpg: Good signature from "Laszlo Ersek <lersek@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: F5D9 660F 1BA5 F310 A95A  C5E0 466A EAE0 6125 3988
#      Subkey fingerprint: B3A5 5D3F 88A8 90ED 2E63  3E8D D39D A71E 0D49 6CFA

* remotes/lersek/tags/edk2-pull-2019-04-22:
  MAINTAINERS: add the "EDK2 Firmware" subsystem
  Makefile: install the edk2 firmware images and their descriptors
  tests: add missing dependency to build QTEST_QEMU_BINARY, round 2
  pc-bios: document the edk2 firmware images; add firmware descriptors
  pc-bios: add edk2 firmware binaries and variable store templates
  roms: build edk2 firmware binaries and variable store templates
  roms/Makefile: replace the $(EDK2_EFIROM) target with "edk2-basetools"
  roms/edk2-funcs.sh: add the qemu_edk2_get_thread_count() function
  roms/edk2: advance to tag edk2-stable201903
  tests/uefi-test-tools/build.sh: work around TianoCore#1607
  roms/edk2-funcs.sh: require gcc-4.8+ for building i386 and x86_64
  roms: lift "edk2-funcs.sh" from "tests/uefi-test-tools/build.sh"

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2019-04-24 13:19:41 +01:00
Peter Maydell
c4e9f845f6 Error reporting & monitor patches for 2019-04-18
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Merge remote-tracking branch 'remotes/armbru/tags/pull-error-monitor-2019-04-18' into staging

Error reporting & monitor patches for 2019-04-18

# gpg: Signature made Thu 18 Apr 2019 21:40:41 BST
# gpg:                using RSA key 3870B400EB918653
# 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-error-monitor-2019-04-18: (36 commits)
  include: Move fprintf_function to disas/
  disas: Rename include/disas/bfd.h back to include/disas/dis-asm.h
  monitor: Clean up how monitor_disas() funnels output to monitor
  qom/cpu: Simplify how CPUClass:cpu_dump_state() prints
  qemu-print: New qemu_fprintf(), qemu_vfprintf()
  qom/cpu: Simplify how CPUClass::dump_statistics() prints
  target/i386: Simplify how x86_cpu_dump_local_apic_state() prints
  target: Clean up how the dump_mmu() print
  target: Simplify how the TARGET_cpu_list() print
  memory: Clean up how mtree_info() prints
  block/qapi: Clean up how we print to monitor or stdout
  qsp: Simplify how qsp_report() prints
  tcg: Simplify how dump_drift_info() prints
  tcg: Simplify how dump_exec_info() prints
  tcg: Simplify how dump_opcount_info() prints
  trace: Simplify how st_print_trace_file_status() prints
  include: Include fprintf-fn.h only where needed
  monitor: Simplify how -device/device_add print help
  char-pty: Print "char device redirected" message to stdout
  char: Make -chardev help print to stdout
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2019-04-24 11:55:50 +01:00
Peter Maydell
85947dafad Open 4.1 development tree
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2019-04-24 10:12:22 +01:00
Peter Maydell
131b9a0570 Update version for v4.0.0 release
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2019-04-23 17:32:17 +01:00
Markus Armbruster
ede9a8a656 include: Move fprintf_function to disas/
The previous commits have eliminated fprintf_function outside
disassemblers, simplifying code and cleaning up the ugly type-punning
fprintf_function seems to attract.  Move fprintf_function to
include/disas/dis-asm.h to reduce the temptation to abuse it.

I considered renaming it to fprintf_ftype (reverting that part of
commit 6e2d864edf, v0.14.0) to get us closer to binutils, but I
figure the fork is too distant to make this worthwhile.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190417191805.28198-18-armbru@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
3979fca4b6 disas: Rename include/disas/bfd.h back to include/disas/dis-asm.h
Commit dc99065b5f (v0.1.0) added dis-asm.h from binutils.

Commit 43d4145a98 (v0.1.5) inlined bfd.h into dis-asm.h to remove the
dependency on binutils.

Commit 76cad71136 (v1.4.0) moved dis-asm.h to include/disas/bfd.h.
The new name is confusing when you try to match against (pre GPLv3+)
binutils.  Rename it back.  Keep it in the same directory, of course.

Cc: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20190417191805.28198-17-armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
30cc98315f monitor: Clean up how monitor_disas() funnels output to monitor
INIT_DISASSEMBLE_INFO() takes an fprintf()-like callback and a FILE *
to pass to it.  monitor_disas() passes monitor_fprintf() and the
current monitor cast to FILE *.  monitor_fprintf() casts it right
back, and is otherwise identical to monitor_printf().  The
type-punning is ugly.

Pass qemu_fprintf() and NULL instead.

monitor_fprintf() is now unused; delete it.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190417191805.28198-16-armbru@redhat.com>
[Commit message typo corrected]
2019-04-18 22:18:59 +02:00
Markus Armbruster
90c84c5600 qom/cpu: Simplify how CPUClass:cpu_dump_state() prints
CPUClass method dump_statistics() takes an fprintf()-like callback and
a FILE * to pass to it.  Most callers pass fprintf() and stderr.
log_cpu_state() passes fprintf() and qemu_log_file.
hmp_info_registers() passes monitor_fprintf() and the current monitor
cast to FILE *.  monitor_fprintf() casts it right back, and is
otherwise identical to monitor_printf().

The callback gets passed around a lot, which is tiresome.  The
type-punning around monitor_fprintf() is ugly.

Drop the callback, and call qemu_fprintf() instead.  Also gets rid of
the type-punning, since qemu_fprintf() takes NULL instead of the
current monitor cast to FILE *.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190417191805.28198-15-armbru@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
19aaa4c3fd qemu-print: New qemu_fprintf(), qemu_vfprintf()
Code that doesn't want to know about current monitor vs. stdout
vs. stderr takes an fprintf_function callback and a FILE * argument to
pass to it.  Actual arguments are either fprintf() and stdout or
stderr, or monitor_fprintf() and the current monitor cast to FILE *.
monitor_fprintf() casts it right back, and is otherwise identical to
monitor_printf().  The type-punning is ugly.

New qemu_fprintf() and qemu_vprintf() address this need without type
punning: they are like fprintf() and vfprintf(), except they print to
the current monitor when passed a null FILE *.  The next commits will
put them to use.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190417191805.28198-14-armbru@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
11cb6c152a qom/cpu: Simplify how CPUClass::dump_statistics() prints
CPUClass method dump_statistics() takes an fprintf()-like callback and
a FILE * to pass to it.

Its only caller hmp_info_cpustats() (via cpu_dump_statistics()) passes
monitor_fprintf() and the current monitor cast to FILE *.
monitor_fprintf() casts it right back, and is otherwise identical to
monitor_printf().  The type-punning is ugly.

Drop the callback, and call qemu_printf() instead.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190417191805.28198-13-armbru@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
d3fd9e4b79 target/i386: Simplify how x86_cpu_dump_local_apic_state() prints
x86_cpu_dump_local_apic_state() takes an fprintf()-like callback and a
FILE * to pass to it, and so do its helper functions.

Its only caller hmp_info_local_apic() passes monitor_fprintf() and the
current monitor cast to FILE *.  monitor_fprintf() casts it right
back, and is otherwise identical to monitor_printf().  The
type-punning is ugly.

Drop the callback, and call qemu_printf() instead.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190417191805.28198-12-armbru@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
fad866daa8 target: Clean up how the dump_mmu() print
The various dump_mmu() take an fprintf()-like callback and a FILE * to
pass to it, and so do their helper functions.  Passing around callback
and argument is rather tiresome.

Most dump_mmu() are called only by the target's hmp_info_tlb().  These
all pass monitor_printf() cast to fprintf_function and the current
monitor cast to FILE *.

SPARC's dump_mmu() gets also called from target/sparc/ldst_helper.c a
few times #ifdef DEBUG_MMU.  These calls pass fprintf() and stdout.

The type-punning is technically undefined behaviour, but works in
practice.  Clean up: drop the callback, and call qemu_printf()
instead.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190417191805.28198-11-armbru@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
0442428a89 target: Simplify how the TARGET_cpu_list() print
The various TARGET_cpu_list() take an fprintf()-like callback and a
FILE * to pass to it.  Their callers (vl.c's main() via list_cpus(),
bsd-user/main.c's main(), linux-user/main.c's main()) all pass
fprintf() and stdout.  Thus, the flexibility provided by the (rather
tiresome) indirection isn't actually used.

Drop the callback, and call qemu_printf() instead.

Calling printf() would also work, but would make the code unsuitable
for monitor context without making it simpler.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20190417191805.28198-10-armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
b6b71cb5c6 memory: Clean up how mtree_info() prints
mtree_info() takes an fprintf()-like callback and a FILE * to pass to
it, and so do its helper functions.  Passing around callback and
argument is rather tiresome.

Its only caller hmp_info_mtree() passes monitor_printf() cast to
fprintf_function and the current monitor cast to FILE *.

The type-punning is technically undefined behaviour, but works in
practice.  Clean up: drop the callback, and call qemu_printf()
instead.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190417191805.28198-9-armbru@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
e1ce7d747b block/qapi: Clean up how we print to monitor or stdout
bdrv_snapshot_dump(), bdrv_image_info_specific_dump(),
bdrv_image_info_dump() and their helpers take an fprintf()-like
callback and a FILE * to pass to it.

hmp.c passes monitor_printf() cast to fprintf_function and the current
monitor cast to FILE *.

qemu-img.c and qemu-io-cmds.c pass fprintf and stdout.

The type-punning is technically undefined behaviour, but works in
practice.  Clean up: drop the callback, and call qemu_printf()
instead.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190417191805.28198-8-armbru@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
ac7ff4cf5f qsp: Simplify how qsp_report() prints
qsp_report() takes an fprintf()-like callback and a FILE * to pass to
it.

Its only caller hmp_sync_profile() passes monitor_fprintf() and the
current monitor cast to FILE *.  monitor_fprintf() casts it right
back, and is otherwise identical to monitor_printf().  The
type-punning is ugly.

Drop the callback, and call qemu_printf() instead.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190417191805.28198-7-armbru@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
76c8661595 tcg: Simplify how dump_drift_info() prints
dump_drift_info() takes an fprintf()-like callback and a FILE * to pass
to it.

Its only caller hmp_info_jit() passes monitor_fprintf() and a Monitor
* cast to FILE *.  monitor_fprintf() casts it right back, and is
otherwise identical to monitor_printf().  The type-punning is ugly.

Drop the callback, and call qemu_printf() instead.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190417191805.28198-6-armbru@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
3de2faa9a8 tcg: Simplify how dump_exec_info() prints
dump_exec_info() takes an fprintf()-like callback and a FILE * to pass
to it.

Its only caller hmp_info_jit() passes monitor_fprintf() and the
current monitor cast to FILE *.  monitor_fprintf() casts it right
back, and is otherwise identical to monitor_printf().  The
type-punning is ugly.

Drop the callback, and call qemu_printf() instead.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190417191805.28198-5-armbru@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
d4c51a0af3 tcg: Simplify how dump_opcount_info() prints
dump_opcount_info() takes an fprintf()-like callback and a FILE * to
pass to it.

Its only caller hmp_info_opcount() passes monitor_fprintf() and the
current monitor cast to FILE *.  monitor_fprintf() casts it right
back, and is otherwise identical to monitor_printf().  The
type-punning is ugly.

Drop the callback, and call qemu_printf() instead.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190417191805.28198-4-armbru@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
ba4912cb0d trace: Simplify how st_print_trace_file_status() prints
st_print_trace_file_status() takes an fprintf()-like callback and a
FILE * to pass to it.

Its only caller hmp_trace_file() passes monitor_fprintf() and the
current monitor cast to FILE *.  monitor_fprintf() casts it right
back, and is otherwise identical to monitor_printf().  The
type-punning is ugly.

Drop the callback, and call qemu_printf() instead.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190417191805.28198-3-armbru@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
15ce35fcf1 include: Include fprintf-fn.h only where needed
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190417191805.28198-2-armbru@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
8acb2a758b monitor: Simplify how -device/device_add print help
Commit a95db58f21 added monitor_vfprintf() as an error_printf()
generalized from stderr to arbitrary streams, then used it wrapped in
helper out_printf() to print -device/device_add help to stdout.  Use
qemu_printf() instead, and delete monitor_vfprintf() and out_printf().

Cc: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190417190641.26814-16-armbru@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
6ade45f2ac char-pty: Print "char device redirected" message to stdout
char_pty_open() prints a "char device redirected to PTY_NAME (label
LABEL)" message to the current monitor or else to stderr.  This is not
an error, so it shouldn't go to stderr.  Print it to stdout instead.

Why is it even printed?  No other ChardevClass::open() prints anything
on success.  It's because you need to know PTY_NAME to actually use
this char device, e.g. like e.g. "socat STDIO,cfmakeraw FILE:PTY_NAME"
to use the monitor's readline interface.  You can get PTY_NAME with
"info chardev" (a.k.a. query-chardev for QMP), but only if you already
have a monitor.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20190417190641.26814-15-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
ef2fd6f1d1 char: Make -chardev help print to stdout
Command line help explicitly requested by the user should be printed
to stdout, not stderr.  We do elsewhere.  Adjust -chardev to match:
use qemu_printf() instead of error_printf().  Plain printf() would be
wrong because we need to print to the current monitor for "chardev-add
help".

Cc: "Marc-André Lureau" <marcandre.lureau@redhat.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20190417190641.26814-14-armbru@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
cdcd436120 blockdev: Make -drive format=help print to stdout
Command line help explicitly requested by the user should be printed
to stdout, not stderr.  We do elsewhere.  Adjust -drive to match: use
qemu_printf() instead of error_printf().  Plain printf() would be
wrong because we need to print to the current monitor for "drive_add
... format=help".

Cc: Kevin Wolf <kwolf@redhat.com>
Cc: Max Reitz <mreitz@redhat.com>
Cc: qemu-block@nongnu.org
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20190417190641.26814-13-armbru@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
637de4dba2 qemu-print: New qemu_printf(), qemu_vprintf() etc.
We commonly want to print to the current monitor if we have one, else
to stdout/stderr.  For stderr, have error_printf().  For stdout, all
we have is monitor_vfprintf(), which is rather unwieldy.  We often
print to stderr just because error_printf() is easier.

New qemu_printf() and qemu_vprintf() do exactly what's needed.  The
next commits will put them to use.

Cc: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190417190641.26814-12-armbru@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
679cb8e1a1 monitor error: Make printf()-like functions return a value
printf() & friends return the number of characters written on success,
negative value on error.

monitor_printf(), monitor_vfprintf(), monitor_vprintf(),
error_printf(), error_printf_unless_qmp(), error_vprintf(), and
error_vprintf_unless_qmp() return void.  Some of them carry a TODO
comment asking for int instead.

Improve them to return int like printf() does.

This makes our use of monitor_printf() as fprintf_function slightly
less dirty: the function cast no longer adds a return value that isn't
there.  It still changes a parameter's pointer type.  That will be
addressed in a future commit.

monitor_vfprintf() always returns zero.  Improve it to return the
proper value.

Cc: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190417190641.26814-11-armbru@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
26eaf2cd0d vl: Make -machine $TYPE,help and -accel help print to stdout
Command line help help explicitly requested by the user should be
printed to stdout, not stderr.  We do elsewhere.  Adjust -machine
$TYPE,help and -accel help to match: use printf() instead of
error_printf().

Cc: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
Message-Id: <20190417190641.26814-10-armbru@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
5ab77f9aa3 s390x/kvm: Report warnings with warn_report(), not error_printf()
kvm_s390_mem_op() can fail in two ways: when !cap_mem_op, it returns
-ENOSYS, and when kvm_vcpu_ioctl() fails, it returns -errno set by
ioctl().  Its caller s390_cpu_virt_mem_rw() recovers from both
failures.

kvm_s390_mem_op() prints "KVM_S390_MEM_OP failed" with error_printf()
in the latter failure mode.  Since this is obviously a warning, use
warn_report().

Perhaps the reporting should be left to the caller.  It could warn on
failure other than -ENOSYS.

Cc: Thomas Huth <thuth@redhat.com>
Cc: qemu-s390x@nongnu.org
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Message-Id: <20190417190641.26814-9-armbru@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
8f8f588565 vfio: Report warnings with warn_report(), not error_printf()
Cc: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20190417190641.26814-8-armbru@redhat.com>
Acked-by: Alex Williamson <alex.williamson@redhat.com>
2019-04-18 22:18:59 +02:00
Markus Armbruster
d081cedd68 hpet: Report warnings with warn_report(), not error_printf()
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20190417190641.26814-7-armbru@redhat.com>
2019-04-17 21:21:49 +02:00
Markus Armbruster
eaf27fab21 pci: Report fatal errors with error_report(), not error_printf()
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
Message-Id: <20190417190641.26814-6-armbru@redhat.com>
2019-04-17 21:21:49 +02:00
Markus Armbruster
036a26046f mips/boston: Report errors with error_report(), not error_printf()
Cc: Paul Burton <pburton@wavecomp.com>
Cc: Aleksandar Rikalo <arikalo@wavecomp.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20190417190641.26814-5-armbru@redhat.com>
2019-04-17 21:21:49 +02:00
Markus Armbruster
3eb99edb48 loader-fit: Wean off error_printf()
load_fit() reports errors with error_printf() instead of
error_report().  Worse, it even reports errors it actually recovers
from, in fit_cfg_compatible() and fit_load_fdt().  Messed up in
initial commit 51b58561c1.

Convert the helper functions for load_fit() to Error.  Make sure each
failure path sets an error.

Fix fit_cfg_compatible() and fit_load_fdt() not to report errors they
actually recover from.

Convert load_fit() to error_report().

Cc: Paul Burton <pburton@wavecomp.com>
Cc: Aleksandar Rikalo <arikalo@wavecomp.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20190417190641.26814-4-armbru@redhat.com>
2019-04-17 21:21:49 +02:00
Markus Armbruster
6b3048cee0 block/ssh: Do not report read/write/flush errors to the user
Callbacks ssh_co_readv(), ssh_co_writev(), ssh_co_flush() report
errors to the user with error_printf().  They shouldn't, it's their
caller's job.  Replace by a suitable trace point.  While there, drop
the unreachable !s->sftp case.

Perhaps we should convert this part of the block driver interface to
Error, so block drivers can pass more detail to their callers.  Not
today.

Cc: "Richard W.M. Jones" <rjones@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>
Cc: Max Reitz <mreitz@redhat.com>
Cc: qemu-block@nongnu.org
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-Id: <20190417190641.26814-3-armbru@redhat.com>
2019-04-17 21:21:49 +02:00
Markus Armbruster
e9e1d92d1d qemu-img: Use error_vreport() in error_exit()
error_exit() uses low-level error_printf() to report errors.
Modernize it to use error_vreport().

Cc: Kevin Wolf <kwolf@redhat.com>
Cc: Max Reitz <mreitz@redhat.com>
Cc: qemu-block@nongnu.org
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-Id: <20190417190641.26814-2-armbru@redhat.com>
2019-04-17 21:21:49 +02:00
Vladimir Sementsov-Ogievskiy
b922c0506a util/error: do not free error on error_abort
It would be nice to have Error object not freed away when debugging a
coredump.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20190415142519.73060-1-vsementsov@virtuozzo.com>
[error_printf_unless_qmp() replaced by error_printf()]
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2019-04-17 19:15:39 +02:00
Markus Armbruster
4c8b7c8b25 error: Fix error_report_err(), warn_report_err() hint printing
Before the from qerror_report() to error_setg(), hints looked like
this:

    qerror_report(QERR_MACRO, ... arguments ...);
    error_printf_unless_qmp(... hint ...);

error_printf_unless_qmp() made perfect sense: it printed exactly when
qerror_report() did.

After the conversion to error_setg():

    error_setg(errp, QERR_MACRO, ... arguments ...);
    error_printf_unless_qmp(... hint ...);

The "unless QMP part" still made some sense; in QMP context, the
caller generally uses the error as QMP response instead of printing
it.

However, everything else is wrong.  If the caller handles the error,
the hint gets printed anyway (unless QMP).  If the caller reports the
error, the hint gets printed *before* the report (unless QMP) or not
at all (if QMP).

Commit 50b7b000c9 fixed this by making hints a member of Error.  It
kept printing hints with error_printf_unless_qmp():

     void error_report_err(Error *err)
     {
	 error_report("%s", error_get_pretty(err));
    +    if (err->hint) {
    +        error_printf_unless_qmp("%s\n", err->hint->str);
    +    }
	 error_free(err);
     }

This is wrong.  We should (and now can) print the hint exactly when we
print the error.

The mistake has since been copied to warn_report_err() in commit
e43ead1d0b.

Fix both to use error_printf().

Reported-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Cc: Eric Blake <eblake@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20190416153850.5186-1-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
[Commit message tweaked]
2019-04-17 19:15:39 +02:00
Christophe Fergeau
f5852efa29 log: Make glib logging go through QEMU
This commit adds a error_init() helper which calls
g_log_set_default_handler() so that glib logs (g_log, g_warning, ...)
are handled similarly to other QEMU logs. This means they will get a
timestamp if timestamps are enabled, and they will go through the
HMP monitor if one is configured.

This commit also adds a call to error_init() to the binaries
installed by QEMU. Since error_init() also calls error_set_progname(),
this means that *-linux-user, *-bsd-user and qemu-pr-helper messages
output with error_report, info_report, ... will slightly change: they
will be prefixed by the binary name.

glib debug messages are enabled through G_MESSAGES_DEBUG similarly to
the glib default log handler.

At the moment, this change will mostly impact SPICE logging if your
spice version is >= 0.14.1. With older spice versions, this is not going
to work as expected, but will not have any ill effect, so this call is
not conditional on the SPICE version.

Signed-off-by: Christophe Fergeau <cfergeau@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20190131164614.19209-3-cfergeau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2019-04-17 19:08:27 +02:00
Christophe Fergeau
99e98d7c9f qemu-io: Use error_[gs]et_progname()
qemu-io reimplements itself what
error_get_progname()/error_set_progname() already does.
This commit switches it to use this API from qemu-error.h

Signed-off-by: Christophe Fergeau <cfergeau@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20190131164614.19209-2-cfergeau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2019-04-17 19:08:27 +02:00
Laszlo Ersek
6739df3faf MAINTAINERS: add the "EDK2 Firmware" subsystem
We now have the edk2 submodule, somewhat elaborate build helpers for it,
and even a UEFI application written against edk2 whose genuine home is the
QEMU repository. Add the "EDK2 Firmware" subsystem such that all relevant
pathnames be covered.

Suggested-by: Daniel P. Berrang <berrange@redhat.com>
Suggested-by: Michael S. Tsirkin <mst@redhat.com>
Suggested-by: Philippe Mathieu-Daud <philmd@redhat.com>
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Philippe Mathieu-Daud <philmd@redhat.com>
Tested-by: Philippe Mathieu-Daud <philmd@redhat.com>
Tested-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
2019-04-17 15:38:35 +02:00
Laszlo Ersek
26ce90fde5 Makefile: install the edk2 firmware images and their descriptors
Decompress and install the edk2 firmware blobs as part of "make install",
unless blob installation was disabled with configure's "--disable-blobs"
option.

Additionally, decompress the blobs as a pre-requisite for building softmmu
binaries -- this is helpful for both "make check" and other ad-hoc tests
one might want to run in the build directory.

Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Philippe Mathieu-Daud <philmd@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Tested-by: Philippe Mathieu-Daud <philmd@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
2019-04-17 15:38:35 +02:00
Laszlo Ersek
77d47f1f17 tests: add missing dependency to build QTEST_QEMU_BINARY, round 2
In commit b94b330e23 ("tests: add missing dependency to build
QTEST_QEMU_BINARY", 2017-07-31), Phil fixed the dependency list of make
target "check-qtest-%". Namely, the recipe would set QTEST_QEMU_BINARY to
the softmmu emulator for the emulation target, but the prerequisites
didn't include the emulator.

The same issue affects the "check-report-qtest-%.tap" make target, which
is the other make target whose recipe sets QTEST_QEMU_BINARY:

> $ make -j4 check-report-qtest-aarch64.tap
>   TAP     check-report-qtest-aarch64.tap
> sh: /.../aarch64-softmmu/qemu-system-aarch64: No such file or directory

Apply Phil's fix to this make target too.

Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
Tested-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Philippe Mathieu-Daud <philmd@redhat.com>
Tested-by: Philippe Mathieu-Daud <philmd@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
2019-04-17 15:38:35 +02:00
Laszlo Ersek
13814db040 pc-bios: document the edk2 firmware images; add firmware descriptors
Update the README file with information on the images added previously,
and provide firmware descriptor documents that conform to
"docs/interop/firmware.json".

Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Tested-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Philippe Mathieu-Daud <philmd@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
2019-04-17 15:38:35 +02:00
Laszlo Ersek
f7fa38b74c pc-bios: add edk2 firmware binaries and variable store templates
Add the files built by the last patch: (compressed) binaries, and the
cumulative license text that covers them.

Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Philippe Mathieu-Daud <philmd@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Tested-by: Philippe Mathieu-Daud <philmd@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
2019-04-17 15:38:35 +02:00
Laszlo Ersek
536d2173b2 roms: build edk2 firmware binaries and variable store templates
Add the "efi" target to "Makefile".

Introduce "Makefile.edk2" for building and cleaning the firmware images
and varstore templates.

Collect the common bits from the recipes in the helper script
"edk2-build.sh".

Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Philippe Mathieu-Daud <philmd@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Tested-by: Philippe Mathieu-Daud <philmd@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
2019-04-17 15:38:35 +02:00