Commit Graph

89636 Commits

Author SHA1 Message Date
Peter Maydell
8e228c9e4b target/arm: Implement HSTR.TJDBX
In v7A, the HSTR register has a TJDBX bit which traps NS EL0/EL1
access to the JOSCR and JMCR trivial Jazelle registers, and also BXJ.
Implement these traps. In v8A this HSTR bit doesn't exist, so don't
trap for v8A CPUs.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210816180305.20137-3-peter.maydell@linaro.org
2021-08-26 17:02:01 +01:00
Peter Maydell
cc7613bfaa target/arm: Implement HSTR.TTEE
In v7, the HSTR register has a TTEE bit which allows EL0/EL1 accesses
to the Thumb2EE TEECR and TEEHBR registers to be trapped to the
hypervisor. Implement these traps.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210816180305.20137-2-peter.maydell@linaro.org
2021-08-26 17:02:01 +01:00
Peter Maydell
665cddbe15 hw/arm/virt: Delete EL3 error checksnow provided in CPU realize
Now that the CPU realize function will fail cleanly if we ask for EL3
when KVM is enabled, we don't need to check for errors explicitly in
the virt board code. The reported message is slightly different;
it is now:
  qemu-system-aarch64: Cannot enable KVM when guest CPU has EL3 enabled
instead of:
  qemu-system-aarch64: mach-virt: KVM does not support Security extensions

We don't delete the MTE check because there the logic is more
complex; deleting the check would work but makes the error message
less helpful, as it would read:
  qemu-system-aarch64: MTE requested, but not supported by the guest CPU
instead of:
  qemu-system-aarch64: mach-virt: KVM does not support providing MTE to the guest CPU

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20210816135842.25302-4-peter.maydell@linaro.org
2021-08-26 17:02:01 +01:00
Peter Maydell
49e7f191ca target/arm: Avoid assertion trying to use KVM and multiple ASes
KVM cannot support multiple address spaces per CPU; if you try to
create more than one then cpu_address_space_init() will assert.

In the Arm CPU realize function, detect the configurations which
would cause us to need more than one AS, and cleanly fail the
realize rather than blundering on into the assertion. This
turns this:
  $ qemu-system-aarch64  -enable-kvm -display none -cpu max -machine raspi3b
  qemu-system-aarch64: ../../softmmu/physmem.c:747: cpu_address_space_init: Assertion `asidx == 0 || !kvm_enabled()' failed.
  Aborted

into:
  $ qemu-system-aarch64  -enable-kvm -display none -machine raspi3b
  qemu-system-aarch64: Cannot enable KVM when guest CPU has EL3 enabled

and this:
  $ qemu-system-aarch64  -enable-kvm -display none -machine mps3-an524
  qemu-system-aarch64: ../../softmmu/physmem.c:747: cpu_address_space_init: Assertion `asidx == 0 || !kvm_enabled()' failed.
  Aborted

into:
  $ qemu-system-aarch64  -enable-kvm -display none -machine mps3-an524
  qemu-system-aarch64: Cannot enable KVM when using an M-profile guest CPU

Fixes: https://gitlab.com/qemu-project/qemu/-/issues/528
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20210816135842.25302-3-peter.maydell@linaro.org
2021-08-26 17:02:01 +01:00
Peter Maydell
33c20e3caf raspi: Use error_fatal for SoC realize errors, not error_abort
The SoC realize can fail for legitimate reasons, because it propagates
errors up from CPU realize, which in turn can be provoked by user
error in setting commandline options. Use error_fatal so we report
the error message to the user and exit, rather than asserting
via error_abort.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20210816135842.25302-2-peter.maydell@linaro.org
2021-08-26 17:02:01 +01:00
Peter Maydell
baa873f750 tests/tcg/multiarch/linux-test: Zero-initialize sockaddr structs
Zero-initialize sockaddr_in and sockaddr_un structs that we're about
to fill in and pass to bind() or connect(), to ensure we don't leave
possible implementation-defined extension fields as uninitialized
garbage.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-id: 20210813150506.7768-5-peter.maydell@linaro.org
2021-08-26 17:02:00 +01:00
Peter Maydell
a8ca0033c2 tests/qtest/ipmi-bt-test: Zero-initialize sockaddr struct
Zero-initialize the sockaddr_in struct that we're about to fill in
and pass to bind(), to ensure we don't leave possible
implementation-defined extension fields as uninitialized garbage.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Corey Minyard <cminyard@mvista.com>
Acked-by: Thomas Huth <thuth@redhat.com>
Message-id: 20210813150506.7768-4-peter.maydell@linaro.org
2021-08-26 17:02:00 +01:00
Peter Maydell
fdcdf54d1e gdbstub: Zero-initialize sockaddr structs
Zero-initialize sockaddr_in and sockaddr_un structs that we're about
to fill in and pass to bind() or connect(), to ensure we don't leave
possible implementation-defined extension fields as uninitialized
garbage.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-id: 20210813150506.7768-3-peter.maydell@linaro.org
2021-08-26 17:02:00 +01:00
Peter Maydell
5929238462 net: Zero sockaddr_in in parse_host_port()
We don't currently zero-initialize the 'struct sockaddr_in' that
parse_host_port() fills in, so any fields we don't explicitly
initialize might be left as random garbage.  POSIX states that
implementations may define extensions in sockaddr_in, and that those
extensions must not trigger if zero-initialized.  So not zero
initializing might result in inadvertently triggering an impdef
extension.

memset() the sockaddr_in before we start to fill it in.

Fixes: Coverity CID 1005338
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-id: 20210813150506.7768-2-peter.maydell@linaro.org
2021-08-26 17:02:00 +01:00
Peter Maydell
8efdb7ba1b softmmu/physmem.c: Check return value from realpath()
The realpath() function can return NULL on error, so we need to check
for it to avoid crashing when we try to strstr() into it.
This can happen if we run out of memory, or if /sys/ is not mounted,
among other situations.

Fixes: Coverity 1459913, 1460474
Fixes: ce317be98d ("exec: fetch the alignment of Linux devdax pmem character device nodes")
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Jingqi Liu <jingqi.liu@intel.com>
Message-id: 20210812151525.31456-1-peter.maydell@linaro.org
2021-08-26 17:02:00 +01:00
Peter Maydell
8f1bdb0ea1 softmmu/physmem.c: Remove unneeded NULL check in qemu_ram_alloc_from_fd()
In the alignment check added to qemu_ram_alloc_from_fd() in commit
ce317be98d, the condition includes a check that 'mr' is not
NULL.  This check is unnecessary because we can assume that the
caller always passes us a valid MemoryRegion, and indeed later in the
function we assume mr is not NULL when we pass it to file_ram_alloc()
as new_block->mr.  Remove it.

Fixes: Coverity 1459867
Fixes: ce317be98d ("exec: fetch the alignment of Linux devdax pmem character device nodes")
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Jingqi Liu <jingqi.liu@intel.com>
Message-id: 20210812150624.29139-1-peter.maydell@linaro.org
2021-08-26 17:02:00 +01:00
Peter Maydell
312c496a95 hw/core/loader: In gunzip(), check index is in range before use, not after
The gunzip() function reads various fields from a passed in source
buffer in order to skip a header before passing the actual compressed
data to the zlib inflate() function.  It does check whether the
passed in buffer is too small, but unfortunately it checks that only
after reading bytes from the src buffer, so it could read off the end
of the buffer.

You can see this with valgrind:

 $ printf "%b" '\x1f\x8b' > /tmp/image
 $ valgrind qemu-system-aarch64 -display none -M virt -cpu max -kernel /tmp/image
 [...]
 ==19224== Invalid read of size 1
 ==19224==    at 0x67302E: gunzip (loader.c:558)
 ==19224==    by 0x673907: load_image_gzipped_buffer (loader.c:788)
 ==19224==    by 0xA18032: load_aarch64_image (boot.c:932)
 ==19224==    by 0xA18489: arm_setup_direct_kernel_boot (boot.c:1063)
 ==19224==    by 0xA18D90: arm_load_kernel (boot.c:1317)
 ==19224==    by 0x9F3651: machvirt_init (virt.c:2114)
 ==19224==    by 0x794B7A: machine_run_board_init (machine.c:1272)
 ==19224==    by 0xD5CAD3: qemu_init_board (vl.c:2618)
 ==19224==    by 0xD5CCA6: qmp_x_exit_preconfig (vl.c:2692)
 ==19224==    by 0xD5F32E: qemu_init (vl.c:3713)
 ==19224==    by 0x5ADDB1: main (main.c:49)
 ==19224==  Address 0x3802a873 is 0 bytes after a block of size 3 alloc'd
 ==19224==    at 0x4C31B0F: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
 ==19224==    by 0x61E7657: g_file_get_contents (in /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.5600.4)
 ==19224==    by 0x673895: load_image_gzipped_buffer (loader.c:771)
 ==19224==    by 0xA18032: load_aarch64_image (boot.c:932)
 ==19224==    by 0xA18489: arm_setup_direct_kernel_boot (boot.c:1063)
 ==19224==    by 0xA18D90: arm_load_kernel (boot.c:1317)
 ==19224==    by 0x9F3651: machvirt_init (virt.c:2114)
 ==19224==    by 0x794B7A: machine_run_board_init (machine.c:1272)
 ==19224==    by 0xD5CAD3: qemu_init_board (vl.c:2618)
 ==19224==    by 0xD5CCA6: qmp_x_exit_preconfig (vl.c:2692)
 ==19224==    by 0xD5F32E: qemu_init (vl.c:3713)
 ==19224==    by 0x5ADDB1: main (main.c:49)

Check that we have enough bytes of data to read the header bytes that
we read before we read them.

Fixes: Coverity 1458997
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20210812141803.20913-1-peter.maydell@linaro.org
2021-08-26 17:02:00 +01:00
Peter Maydell
62fffaa6c9 stubs: Remove unused arch_type.c stub
We added a stub for the arch_type global in commit 5964ed56d9 so
that we could compile blockdev.c into the tools.  However, in commit
9db1d3a2be we removed the only use of arch_type from blockdev.c.
The stub is therefore no longer needed, and we can delete it again,
together with the QEMU_ARCH_NONE value that only the stub was using.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210730105947.28215-9-peter.maydell@linaro.org
2021-08-26 17:02:00 +01:00
Peter Maydell
7f4c520dac arch_init.h: Don't include arch_init.h unnecessarily
arch_init.h only defines the QEMU_ARCH_* enumeration and the
arch_type global. Don't include it in files that don't use those.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-id: 20210730105947.28215-8-peter.maydell@linaro.org
2021-08-26 17:02:00 +01:00
Peter Maydell
3669282cde arch_init.h: Move QEMU_ARCH_VIRTIO_* to qdev-monitor.c
The QEMU_ARCH_VIRTIO_* defines are used only in one file,
qdev-monitor.c. Move them to that file.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-id: 20210730105947.28215-7-peter.maydell@linaro.org
2021-08-26 17:02:00 +01:00
Peter Maydell
cc68292e86 arch_init.h: Add QEMU_ARCH_HEXAGON
When Hexagon was added we forgot to add it to the QEMU_ARCH_*
enumeration.  This doesn't cause a visible effect because at the
moment Hexagon is linux-user only and the QEMU_ARCH_* constants are
only used in softmmu, but we might as well add it in, since it's the
only architecture currently missing from the list.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Taylor Simpson <tsimpson@quicinc.com>
Message-id: 20210730105947.28215-6-peter.maydell@linaro.org
2021-08-26 17:02:00 +01:00
Peter Maydell
cb2c553152 meson.build: Define QEMU_ARCH in config-target.h
Instead of using an ifdef ladder in arch_init.c (which we then have
to manually update every time we add or remove a target
architecture), have meson.build put "#define QEMU_ARCH QEMU_ARCH_FOO"
in the config-target.h file.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210730105947.28215-5-peter.maydell@linaro.org
2021-08-26 17:02:00 +01:00
Peter Maydell
ed5d8c9d1c softmmu/arch_init.c: Trim down include list
arch_init.c does very little but has a long list of #include lines.
Remove all the unnecessary ones.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210730105947.28215-4-peter.maydell@linaro.org
2021-08-26 17:02:00 +01:00
Peter Maydell
4f9205be45 monitor: Use accel_find("kvm") instead of kvm_available()
The kvm_available() function reports whether KVM support was
compiled into the QEMU binary; it returns the value of the
CONFIG_KVM define.

The only place in the codebase where we use this function is
in qmp_query_kvm(). Now that accelerators are based on QOM
classes we can instead use accel_find("kvm") and remove the
kvm_available() function.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210730105947.28215-3-peter.maydell@linaro.org
2021-08-26 17:02:00 +01:00
Peter Maydell
6773fbf8c0 softmmu: Use accel_find("xen") instead of xen_available()
The xen_available() function is used only to produce an error
for some Xen-specific command line options in QEMU binaries where
Xen support was not compiled in: it just returns the value of
the CONFIG_XEN define.

Now that accelerators are QOM classes, we can check for
"does this binary have Xen compiled in" with accel_find("xen"),
and drop the xen_available() function.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210730105947.28215-2-peter.maydell@linaro.org
2021-08-26 17:02:00 +01:00
Peter Maydell
fcc6f73369 MAINTAINERS: Add ACPI specs documents to ACPI and NVDIMM sections
Add entries for the ACPI specs documents in docs/specs to
appropriate sections of MAINTAINERS.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Message-id: 20210727170414.3368-6-peter.maydell@linaro.org
2021-08-26 17:02:00 +01:00
Peter Maydell
50f8174c5c docs/specs/acpi_nvdimm: Convert to rST
Convert the ACPI NVDIMM spec document to rST.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Message-id: 20210727170414.3368-5-peter.maydell@linaro.org
2021-08-26 17:02:00 +01:00
Peter Maydell
f054eb1c92 docs/specs/acpi_pci_hotplug: Convert to rST
Convert the PCI hotplug spec document to rST.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
2021-08-26 17:02:00 +01:00
Peter Maydell
615a55827c docs/specs/acpi_mem_hotplug: Convert to rST
Convert the acpi memory hotplug spec to rST.

Note that this includes converting a lot of weird whitespace
characters to plain old spaces (the rST parser does not like
whatever the old ones were).

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Message-id: 20210727170414.3368-3-peter.maydell@linaro.org
2021-08-26 17:01:59 +01:00
Peter Maydell
444fa22549 docs/specs/acpu_cpu_hotplug: Convert to rST
Do a basic conversion of the acpi_cpu_hotplug spec document to rST.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Message-id: 20210727170414.3368-2-peter.maydell@linaro.org
2021-08-26 17:01:59 +01:00
Andrew Jones
022707e5d6 target/arm/cpu64: Validate sve vector lengths are supported
Future CPU types may specify which vector lengths are supported.
We can apply nearly the same logic to validate those lengths
as we do for KVM's supported vector lengths. We merge the code
where we can, but unfortunately can't completely merge it because
KVM requires all vector lengths, power-of-two or not, smaller than
the maximum enabled length to also be enabled. The architecture
only requires all the power-of-two lengths, though, so TCG will
only enforce that.

Signed-off-by: Andrew Jones <drjones@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210823160647.34028-5-drjones@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-08-26 17:01:59 +01:00
Andrew Jones
5b65e5abea target/arm/cpu64: Replace kvm_supported with sve_vq_supported
Now that we have an ARMCPU member sve_vq_supported we no longer
need the local kvm_supported bitmap for KVM's supported vector
lengths.

Signed-off-by: Andrew Jones <drjones@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210823160647.34028-4-drjones@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-08-26 17:01:59 +01:00
Andrew Jones
927703cc40 target/arm/kvm64: Ensure sve vls map is completely clear
bitmap_clear() only clears the given range. While the given
range should be sufficient in this case we might as well be
100% sure all bits are zeroed by using bitmap_zero().

Signed-off-by: Andrew Jones <drjones@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210823160647.34028-3-drjones@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-08-26 17:01:59 +01:00
Andrew Jones
5401b1e08d target/arm/cpu: Introduce sve_vq_supported bitmap
Allow CPUs that support SVE to specify which SVE vector lengths they
support by setting them in this bitmap. Currently only the 'max' and
'host' CPU types supports SVE and 'host' requires KVM which obtains
its supported bitmap from the host. So, we only need to initialize the
bitmap for 'max' with TCG. And, since 'max' should support all SVE
vector lengths we simply fill the bitmap. Future CPU types may have
less trivial maps though.

Signed-off-by: Andrew Jones <drjones@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210823160647.34028-2-drjones@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-08-26 17:01:59 +01:00
Ani Sinha
0659e4680e hw/arm/Kconfig: no need to enable ACPI_MEMORY_HOTPLUG/ACPI_NVDIMM explicitly
Since commit
36b79e3219 ("hw/acpi/Kconfig: Add missing Kconfig dependencies (build error)"),
ACPI_MEMORY_HOTPLUG and ACPI_NVDIMM is implicitly turned on when
ACPI_HW_REDUCED is selected. ACPI_HW_REDUCED is already enabled. No need to
turn on ACPI_MEMORY_HOTPLUG or ACPI_NVDIMM explicitly. This is a minor cleanup.

Signed-off-by: Ani Sinha <ani@anisinha.ca>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20210819162637.518507-1-ani@anisinha.ca
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-08-26 17:01:59 +01:00
Philippe Mathieu-Daudé
783dbab19f hw/dma/xlnx-zdma Always expect 'dma' link property to be set
Simplify by always passing a MemoryRegion property to the device.
Doing so we can move the AddressSpace field to the device struct,
removing need for heap allocation.

Update the Xilinx ZynqMP / Versal SoC models to pass the default
system memory instead of a NULL value.

Suggested-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20210819163422.2863447-5-philmd@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-08-26 17:01:59 +01:00
Philippe Mathieu-Daudé
c31b7f5901 hw/dma/xlnx_csu_dma: Always expect 'dma' link property to be set
Simplify by always passing a MemoryRegion property to the device.
Doing so we can move the AddressSpace field to the device struct,
removing need for heap allocation.

Update the Xilinx ZynqMP SoC model to pass the default system
memory instead of a NULL value.

Suggested-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20210819163422.2863447-4-philmd@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-08-26 17:01:59 +01:00
Philippe Mathieu-Daudé
348ba7bede hw/dma/xlnx_csu_dma: Run trivial checks early in realize()
If some property are not set, we'll return indicating a failure,
so it is pointless to allocate / initialize some fields too early.
Move the trivial checks earlier in realize().

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-id: 20210819163422.2863447-3-philmd@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-08-26 17:01:59 +01:00
Philippe Mathieu-Daudé
34a3a71db6 hw/arm/xlnx-zynqmp: Realize qspi controller *after* qspi_dma
If we link QOM object (a) as a property of QOM object (b),
we must set the property *before* (b) is realized.

Move QSPI realization *after* QSPI DMA.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-id: 20210819163422.2863447-2-philmd@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-08-26 17:01:59 +01:00
Peter Maydell
c83fcfaf8a QAPI patches patches for 2021-08-26
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Merge remote-tracking branch 'remotes/armbru/tags/pull-qapi-2021-08-26' into staging

QAPI patches patches for 2021-08-26

# gpg: Signature made Thu 26 Aug 2021 13:18:34 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-qapi-2021-08-26:
  qapi: make 'if' condition strings simple identifiers
  qapi: add 'not' condition operation
  qapi: Use 'if': { 'any': ... } where appropriate
  qapi: add 'any' condition
  qapi: replace if condition list with dict {'all': [...]}
  qapidoc: introduce QAPISchemaIfCond.docgen()
  qapi: introduce QAPISchemaIfCond.cgen()
  qapi: add QAPISchemaIfCond.is_present()
  qapi: wrap Sequence[str] in an object
  docs: update the documentation upfront about schema configuration
  qapi: Fix crash on redefinition with a different condition

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-08-26 13:42:34 +01:00
Marc-André Lureau
8a9f1e1d9c qapi: make 'if' condition strings simple identifiers
Change the 'if' condition strings to be C-agnostic. It will accept
'[A-Z][A-Z0-9_]*' identifiers. This allows to express configuration
conditions in other languages (Rust or Python for ex) or other more
suitable forms.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Tested-by: John Snow <jsnow@redhat.com>
Message-Id: <20210804083105.97531-11-marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
[Rebased with semantic conflict in redefined-event.json]
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2021-08-26 13:53:56 +02:00
Marc-André Lureau
2b7d214536 qapi: add 'not' condition operation
For the sake of completeness, introduce the 'not' condition.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20210804083105.97531-10-marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
[Long line broken in tests/qapi-schema/qapi-schema-test.json]
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2021-08-26 13:53:56 +02:00
Marc-André Lureau
8a156d89d1 qapi: Use 'if': { 'any': ... } where appropriate
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Tested-by: John Snow <jsnow@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20210804083105.97531-9-marcandre.lureau@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2021-08-26 13:53:56 +02:00
Marc-André Lureau
3ad64edfad qapi: add 'any' condition
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20210804083105.97531-8-marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2021-08-26 13:53:56 +02:00
Marc-André Lureau
5d83b9a130 qapi: replace if condition list with dict {'all': [...]}
Replace the simple list sugar form with a recursive structure that will
accept other operators in the following commits (all, any or not).

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20210804083105.97531-7-marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
[Accidental code motion undone.  Degenerate :forms: comment dropped.
Helper _check_if() moved.  Error messages tweaked.  ui.json updated.
Accidental changes to qapi-schema-test.json dropped.]
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2021-08-26 13:53:56 +02:00
Marc-André Lureau
d806f89f87 qapidoc: introduce QAPISchemaIfCond.docgen()
Instead of building the condition documentation from a list of string,
use the result generated from QAPISchemaIfCond.docgen().

This changes the generated documentation from:
- COND1, COND2... (where COND1, COND2 are Literal nodes, and ',' is Text)
to:
- COND1 and COND2 (the whole string as a Literal node)

This will allow us to generate more complex conditions in the following
patches, such as "(COND1 and COND2) or COND3".

Adding back the differentiated formatting is left to the wish list.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20210804083105.97531-6-marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
[TODO comment added]
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2021-08-26 13:53:56 +02:00
Marc-André Lureau
6cc2e4817f qapi: introduce QAPISchemaIfCond.cgen()
Instead of building prepocessor conditions from a list of string, use
the result generated from QAPISchemaIfCond.cgen() and hide the
implementation details.

Note: this patch introduces a minor regression, generating a redundant
pair of parenthesis. This is mostly fixed in a later patch in this
series ("qapi: replace if condition list with dict [..]")

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20210804083105.97531-5-marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
[Commit message tweaked]
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2021-08-26 13:53:56 +02:00
Marc-André Lureau
33aa3267ba qapi: add QAPISchemaIfCond.is_present()
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20210804083105.97531-4-marcandre.lureau@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2021-08-26 13:53:56 +02:00
Marc-André Lureau
f17539c80d qapi: wrap Sequence[str] in an object
Mechanical change, except for a new assertion in
QAPISchemaEntity.ifcond().

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20210804083105.97531-3-marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
[Rebased with obvious conflicts, commit message adjusted]
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2021-08-26 13:53:56 +02:00
Marc-André Lureau
3248c1aaf2 docs: update the documentation upfront about schema configuration
Update the documentation describing the changes in this series.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Tested-by: John Snow <jsnow@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20210804083105.97531-2-marcandre.lureau@redhat.com>
[Rebased with straightforward conflicts]
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2021-08-26 13:53:56 +02:00
Markus Armbruster
b32abbb2f5 qapi: Fix crash on redefinition with a different condition
QAPISchema._make_implicit_object_type() asserts that when an implicit
object type is used multiple times, @ifcond is the same for all uses.
It will be for legitimate uses, i.e. simple union branch wrapper
types.  A comment explains this.

The assertion fails when a command or event is redefined with a
different condition.  The redefinition is an error, but it's flagged
only later.

Fixing the assertion would complicate matters further.  Not
worthwhile, drop it instead.  We really need to get rid of simple
unions.

Tweak test case redefined-event to cover redefinition with a different
condition.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20210806120510.2367124-1-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2021-08-26 13:53:56 +02:00
Peter Maydell
0a9be95545 x86 queue, 2021-08-25
Bug fixes:
 * Remove split lock detect in Snowridge CPU model (Chenyi Qiang)
 * Remove AVX_VNNI feature from Cooperlake cpu model (Yang Zhong)
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Merge remote-tracking branch 'remotes/ehabkost-gl/tags/x86-next-pull-request' into staging

x86 queue, 2021-08-25

Bug fixes:
* Remove split lock detect in Snowridge CPU model (Chenyi Qiang)
* Remove AVX_VNNI feature from Cooperlake cpu model (Yang Zhong)

# gpg: Signature made Wed 25 Aug 2021 20:53:59 BST
# gpg:                using RSA key 5A322FD5ABC4D3DBACCFD1AA2807936F984DC5A6
# gpg:                issuer "ehabkost@redhat.com"
# gpg: Good signature from "Eduardo Habkost <ehabkost@redhat.com>" [full]
# Primary key fingerprint: 5A32 2FD5 ABC4 D3DB ACCF  D1AA 2807 936F 984D C5A6

* remotes/ehabkost-gl/tags/x86-next-pull-request:
  i386/cpu: Remove AVX_VNNI feature from Cooperlake cpu model
  target/i386: Remove split lock detect in Snowridge CPU model

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-08-26 10:42:34 +01:00
Peter Maydell
d8ae530ec0 MIPS patches queue
- minor simplifications in PREF / JR opcodes
 - merge 32-bit/64-bit Release6 decodetree definitions
 - converted NEC Vr54xx extension opcodes to decodetree
 - housekeeping in gen_helper() macros
 - replace TARGET_WORDS_BIGENDIAN #ifdef'ry by cpu_is_bigendian()
 - allow Loongson 3A1000 to use up to 48-bit VAddr
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Merge remote-tracking branch 'remotes/philmd/tags/mips-20210825' into staging

MIPS patches queue

- minor simplifications in PREF / JR opcodes
- merge 32-bit/64-bit Release6 decodetree definitions
- converted NEC Vr54xx extension opcodes to decodetree
- housekeeping in gen_helper() macros
- replace TARGET_WORDS_BIGENDIAN #ifdef'ry by cpu_is_bigendian()
- allow Loongson 3A1000 to use up to 48-bit VAddr

# gpg: Signature made Wed 25 Aug 2021 12:04:31 BST
# gpg:                using RSA key FAABE75E12917221DCFD6BB2E3E32C2CDEADC0DE
# gpg: Good signature from "Philippe Mathieu-Daudé (F4BUG) <f4bug@amsat.org>" [full]
# Primary key fingerprint: FAAB E75E 1291 7221 DCFD  6BB2 E3E3 2C2C DEAD C0DE

* remotes/philmd/tags/mips-20210825: (28 commits)
  target/mips: Replace TARGET_WORDS_BIGENDIAN by cpu_is_bigendian()
  target/mips: Store CP0_Config0 in DisasContext
  target/mips: Replace GET_LMASK64() macro by get_lmask(64) function
  target/mips: Replace GET_LMASK() macro by get_lmask(32) function
  target/mips: Call cpu_is_bigendian & inline GET_OFFSET in ld/st helpers
  target/mips: Define gen_helper() macros in translate.h
  target/mips: Use tcg_constant_i32() in generate_exception_err()
  target/mips: Inline gen_helper_0e0i()
  target/mips: Inline gen_helper_1e1i() call in op_ld_INSN() macros
  target/mips: Simplify gen_helper() macros by using tcg_constant_i32()
  target/mips: Use tcg_constant_i32() in gen_helper_0e2i()
  target/mips: Remove gen_helper_1e2i()
  target/mips: Remove gen_helper_0e3i()
  target/mips: Remove duplicated check_cp1_enabled() calls in Loongson EXT
  target/mips: Allow Loongson 3A1000 to use up to 48-bit VAddr
  target/mips: Document Loongson-3A CPU definitions
  target/mips: Convert Vr54xx MSA* opcodes to decodetree
  target/mips: Convert Vr54xx MUL* opcodes to decodetree
  target/mips: Convert Vr54xx MACC* opcodes to decodetree
  target/mips: Introduce decodetree structure for NEC Vr54xx extension
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-08-25 21:09:48 +01:00
Peter Maydell
810e0cd1a2 * Various updates for the documentation
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Merge remote-tracking branch 'remotes/thuth-gitlab/tags/pull-request-2021-08-25' into staging

* Various updates for the documentation

# gpg: Signature made Wed 25 Aug 2021 11:27:27 BST
# gpg:                using RSA key 27B88847EEE0250118F3EAB92ED9D774FE702DB5
# gpg:                issuer "thuth@redhat.com"
# gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [full]
# gpg:                 aka "Thomas Huth <thuth@redhat.com>" [full]
# gpg:                 aka "Thomas Huth <huth@tuxfamily.org>" [full]
# gpg:                 aka "Thomas Huth <th.huth@posteo.de>" [unknown]
# Primary key fingerprint: 27B8 8847 EEE0 2501 18F3  EAB9 2ED9 D774 FE70 2DB5

* remotes/thuth-gitlab/tags/pull-request-2021-08-25:
  docs: make sphinx-build be quiet by default
  docs: split the CI docs into two files
  docs/about/removed-features: Move some CLI options to the right location
  docs/about: Add the missing release record in the subject
  docs/about: Unify the subject format
  docs/about: Remove the duplicated doc

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-08-25 18:50:31 +01:00
Yang Zhong
f429dbf8fc i386/cpu: Remove AVX_VNNI feature from Cooperlake cpu model
The AVX_VNNI feature is not in Cooperlake platform, remove it
from cpu model.

Signed-off-by: Yang Zhong <yang.zhong@intel.com>
Message-Id: <20210820054611.84303-1-yang.zhong@intel.com>
Fixes: c1826ea6a0 ("i386/cpu: Expose AVX_VNNI instruction to guest")
Cc: qemu-stable@nongnu.org
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2021-08-25 12:36:49 -04:00