Commit Graph

87411 Commits

Author SHA1 Message Date
Richard Henderson
0ce1dda8b6 target/arm: Implement SVE2 integer add/subtract long
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210525010358.152808-11-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 16:01:43 +01:00
Richard Henderson
4f07fbebb1 target/arm: Implement SVE2 saturating add/subtract (predicated)
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210525010358.152808-10-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 16:01:43 +01:00
Richard Henderson
8597dc8b86 target/arm: Implement SVE2 integer pairwise arithmetic
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210525010358.152808-9-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 16:01:43 +01:00
Richard Henderson
a47dc220e9 target/arm: Implement SVE2 integer halving add/subtract (predicated)
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210525010358.152808-8-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 16:01:43 +01:00
Richard Henderson
45d9503d0a target/arm: Implement SVE2 saturating/rounding bitwise shift left (predicated)
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210525010358.152808-7-richard.henderson@linaro.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 16:01:43 +01:00
Richard Henderson
8b3f15b0a3 target/arm: Split out saturating/rounding shifts from neon
Split these operations out into a header that can be shared
between neon and sve.  The "sat" pointer acts both as a boolean
for control of saturating behavior and controls the difference
in behavior between neon and sve -- QC bit or no QC bit.

Widen the shift operand in the new helpers, as the SVE2 insns treat
the whole input element as significant.  For the neon uses, truncate
the shift to int8_t while passing the parameter.

Implement right-shift rounding as

    tmp = src >> (shift - 1);
    dst = (tmp >> 1) + (tmp & 1);

This is the same number of instructions as the current

    tmp = 1 << (shift - 1);
    dst = (src + tmp) >> shift;

without any possibility of intermediate overflow.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210525010358.152808-6-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 16:01:43 +01:00
Richard Henderson
db366da809 target/arm: Implement SVE2 integer unary operations (predicated)
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210525010358.152808-5-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 16:01:43 +01:00
Richard Henderson
d4b1e59d98 target/arm: Implement SVE2 integer pairwise add and accumulate long
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210525010358.152808-4-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 16:01:43 +01:00
Richard Henderson
5dad1ba52f target/arm: Implement SVE2 Integer Multiply - Unpredicated
For MUL, we can rely on generic support.  For SMULH and UMULH,
create some trivial helpers.  For PMUL, back in a21bb78e58,
we organized helper_gvec_pmul_b in preparation for this use.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210525010358.152808-3-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 16:01:43 +01:00
Richard Henderson
2dc10fa2f9 target/arm: Add ID_AA64ZFR0 fields and isar_feature_aa64_sve2
Will be used for SVE2 isa subset enablement.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210525010358.152808-2-richard.henderson@linaro.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 16:01:43 +01:00
Philippe Mathieu-Daudé
2fed21d25b disas/libvixl: Protect C system header for C++ compiler
When selecting an ARM target on Debian unstable, we get:

  Compiling C++ object libcommon.fa.p/disas_libvixl_vixl_utils.cc.o
  FAILED: libcommon.fa.p/disas_libvixl_vixl_utils.cc.o
  c++ -Ilibcommon.fa.p -I. -I.. [...] -o libcommon.fa.p/disas_libvixl_vixl_utils.cc.o -c ../disas/libvixl/vixl/utils.cc
  In file included from /home/philmd/qemu/disas/libvixl/vixl/utils.h:30,
                   from ../disas/libvixl/vixl/utils.cc:27:
  /usr/include/string.h:36:43: error: missing binary operator before token "("
     36 | #if defined __cplusplus && (__GNUC_PREREQ (4, 4) \
        |                                           ^
  /usr/include/string.h:53:62: error: missing binary operator before token "("
     53 | #if defined __USE_MISC || defined __USE_XOPEN || __GLIBC_USE (ISOC2X)
        |                                                              ^
  /usr/include/string.h:165:21: error: missing binary operator before token "("
    165 |      || __GLIBC_USE (LIB_EXT2) || __GLIBC_USE (ISOC2X))
        |                     ^
  /usr/include/string.h:174:43: error: missing binary operator before token "("
    174 | #if defined __USE_XOPEN2K8 || __GLIBC_USE (LIB_EXT2) || __GLIBC_USE (ISOC2X)
        |                                           ^
  /usr/include/string.h:492:19: error: missing binary operator before token "("
    492 | #if __GNUC_PREREQ (3,4)
        |                   ^

Relevant information from the host:

  $ lsb_release -d
  Description:    Debian GNU/Linux 11 (bullseye)
  $ gcc --version
  gcc (Debian 10.2.1-6) 10.2.1 20210110
  $ dpkg -S /usr/include/string.h
  libc6-dev: /usr/include/string.h
  $ apt-cache show libc6-dev
  Package: libc6-dev
  Version: 2.31-11

Partially cherry-pick vixl commit 78973f258039f6e96 [*]:

  Refactor VIXL to use `extern` block when including C header
  that do not have a C++ counterpart.

which is similar to commit 875df03b22 ('osdep: protect qemu/osdep.h
with extern "C"').

[*] https://git.linaro.org/arm/vixl.git/commit/?id=78973f258039f6e96

Buglink: https://bugs.launchpad.net/qemu/+bug/1914870
Suggested-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-id: 20210516171023.510778-1-f4bug@amsat.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 16:01:43 +01:00
Rebecca Cran
7b9171cc83 target/arm: set ID_AA64ISAR0.TLB to 2 for max AARCH64 CPU type
Indicate support for FEAT_TLBIOS and FEAT_TLBIRANGE by setting
ID_AA64ISAR0.TLB to 2 for the max AARCH64 CPU type.

Signed-off-by: Rebecca Cran <rebecca@nuviainc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210512182337.18563-4-rebecca@nuviainc.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 16:01:43 +01:00
Rebecca Cran
7113d61850 target/arm: Add support for FEAT_TLBIOS
ARMv8.4 adds the mandatory FEAT_TLBIOS. It provides TLBI
maintenance instructions that extend to the Outer Shareable domain.

Signed-off-by: Rebecca Cran <rebecca@nuviainc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210512182337.18563-3-rebecca@nuviainc.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 16:01:43 +01:00
Rebecca Cran
84940ed825 target/arm: Add support for FEAT_TLBIRANGE
ARMv8.4 adds the mandatory FEAT_TLBIRANGE. It provides TLBI
maintenance instructions that apply to a range of input addresses.

Signed-off-by: Rebecca Cran <rebecca@nuviainc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210512182337.18563-2-rebecca@nuviainc.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 16:01:43 +01:00
Richard Henderson
206a583d13 accel/tlb: Rename tlb_flush_[page_bits > range]_by_mmuidx_async_[2 > 1]
Rename to match tlb_flush_range_locked.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20210509151618.2331764-9-f4bug@amsat.org
Message-Id: <20210508201640.1045808-1-richard.henderson@linaro.org>
[PMD: Split from bigger patch]
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 16:01:43 +01:00
Richard Henderson
6be48e45ac accel/tcg: Rename tlb_flush_page_bits -> range]_by_mmuidx_async_0
Rename to match tlb_flush_range_locked.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20210509151618.2331764-8-f4bug@amsat.org
Message-Id: <20210508201640.1045808-1-richard.henderson@linaro.org>
[PMD: Split from bigger patch]
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 16:01:43 +01:00
Richard Henderson
c13b27d826 accel/tlb: Add tlb_flush_range_by_mmuidx_all_cpus_synced()
Forward tlb_flush_page_bits_by_mmuidx_all_cpus_synced to
tlb_flush_range_by_mmuidx_all_cpus_synced passing TARGET_PAGE_SIZE.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20210509151618.2331764-7-f4bug@amsat.org
Message-Id: <20210508201640.1045808-1-richard.henderson@linaro.org>
[PMD: Split from bigger patch]
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 16:01:43 +01:00
Richard Henderson
600b819f23 accel/tcg: Add tlb_flush_range_by_mmuidx_all_cpus()
Forward tlb_flush_page_bits_by_mmuidx_all_cpus to
tlb_flush_range_by_mmuidx_all_cpus passing TARGET_PAGE_SIZE.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20210509151618.2331764-6-f4bug@amsat.org
Message-Id: <20210508201640.1045808-1-richard.henderson@linaro.org>
[PMD: Split from bigger patch]
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 16:01:43 +01:00
Richard Henderson
e5b1921bd4 accel/tcg: Add tlb_flush_range_by_mmuidx()
Forward tlb_flush_page_bits_by_mmuidx to tlb_flush_range_by_mmuidx
passing TARGET_PAGE_SIZE.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20210509151618.2331764-5-f4bug@amsat.org
Message-Id: <20210508201640.1045808-1-richard.henderson@linaro.org>
[PMD: Split from bigger patch]
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 16:01:43 +01:00
Richard Henderson
d34e4d1afa accel/tcg: Remove {encode,decode}_pbm_to_runon
We will not be able to fit address + length into a 64-bit packet.
Drop this optimization before re-organizing this code.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20210509151618.2331764-10-f4bug@amsat.org
Message-Id: <20210508201640.1045808-1-richard.henderson@linaro.org>
[PMD: Split from bigger patch]
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
[PMM: Moved patch earlier in the series]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 16:01:43 +01:00
Richard Henderson
3960a59f8d accel/tlb: Rename TLBFlushPageBitsByMMUIdxData -> TLBFlushRangeData
Rename the structure to match the rename of tlb_flush_range_locked.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20210509151618.2331764-4-f4bug@amsat.org
Message-Id: <20210508201640.1045808-1-richard.henderson@linaro.org>
[PMD: Split from bigger patch]
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 16:01:43 +01:00
Richard Henderson
3c4ddec169 accel/tcg: Pass length argument to tlb_flush_range_locked()
Rename tlb_flush_page_bits_locked() -> tlb_flush_range_locked(), and
have callers pass a length argument (currently TARGET_PAGE_SIZE) via
the TLBFlushPageBitsByMMUIdxData structure.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20210509151618.2331764-3-f4bug@amsat.org
Message-Id: <20210508201640.1045808-1-richard.henderson@linaro.org>
[PMD: Split from bigger patch]
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 16:01:43 +01:00
Richard Henderson
6d24478861 accel/tcg: Replace g_new() + memcpy() by g_memdup()
Using g_memdup is a bit more compact than g_new + memcpy.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20210509151618.2331764-2-f4bug@amsat.org
Message-Id: <20210508201640.1045808-1-richard.henderson@linaro.org>
[PMD: Split from bigger patch]
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 16:01:43 +01:00
Peter Maydell
659f042ba8 target/arm: Use correct SP in M-profile exception return
When an M-profile CPU is restoring registers from the stack on
exception return, the stack pointer to use is determined based on
bits in the magic exception return type value.  We were not getting
this logic entirely correct.

Whether we use one of the Secure stack pointers or one of the
Non-Secure stack pointers depends on the EXCRET.S bit.  However,
whether we use the MSP or the PSP then depends on the SPSEL bit in
either the CONTROL_S or CONTROL_NS register.  We were incorrectly
selecting MSP vs PSP based on the EXCRET.SPSEL bit.

(In the pseudocode this is in the PopStack() function, which calls
LookUpSp_with_security_mode() which in turn looks at the relevant
CONTROL.SPSEL bit.)

The buggy behaviour wasn't noticeable in most cases, because we write
EXCRET.SPSEL to the CONTROL.SPSEL bit for the S/NS register selected
by EXCRET.ES, so we only do the wrong thing when EXCRET.S and
EXCRET.ES are different.  This will happen when secure code takes a
secure exception, which then tail-chains to a non-secure exception
which finally returns to the original secure code.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210520130905.2049-1-peter.maydell@linaro.org
2021-05-25 16:01:43 +01:00
Peter Maydell
cbb5638877 hw/arm: Model TCMs in the SSE-300, not the AN547
The SSE-300 has an ITCM at 0x0000_0000 and a DTCM at 0x2000_0000.
Currently we model these in the AN547 board, but this is conceptually
wrong, because they are a part of the SSE-300 itself. Move the
modelling of the TCMs out of mps2-tz.c into sse300.c.

This has no guest-visible effects.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210510190844.17799-7-peter.maydell@linaro.org
2021-05-25 16:01:43 +01:00
Peter Maydell
2f12dca059 hw/arm/mps2-tz: Allow board to specify a boot RAM size
Currently we model the ITCM in the AN547's RAMInfo list. This is incorrect
because this RAM is really a part of the SSE-300. We can't just delete
it from the RAMInfo list, though, because this would make boot_ram_size()
assert because it wouldn't be able to find an entry in the list covering
guest address 0.

Allow a board to specify a boot RAM size manually if it doesn't have
any RAM itself at address 0 and is relying on the SSE for that, and
set the correct value for the AN547. The other boards can continue
to use the "look it up from the RAMInfo list" logic.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210510190844.17799-6-peter.maydell@linaro.org
2021-05-25 16:01:43 +01:00
Peter Maydell
3296210352 hw/arm/armsse: Convert armsse_realize() to use ERRP_GUARD
Convert armsse_realize() to use ERRP_GUARD(), following
the rules in include/qapi/error.h.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210510190844.17799-5-peter.maydell@linaro.org
2021-05-25 16:01:43 +01:00
Peter Maydell
4eb1770988 hw/arm/armsse.c: Correct modelling of SSE-300 internal SRAMs
The SSE-300 was not correctly modelling its internal SRAMs:
 * the SRAM address width default is 18
 * the SRAM is mapped at 0x2100_0000, not 0x2000_0000 like
   the SSE-200 and IoTKit

The default address width is no longer guest-visible since
our only SSE-300 board sets it explicitly to a non-default
value, but following the hardware's default will help for
any future boards we need to model.

Reported-by: Devaraj Ranganna <devaraj.ranganna@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210510190844.17799-4-peter.maydell@linaro.org
2021-05-25 16:01:43 +01:00
Peter Maydell
902b28ae4e hw/arm/mps2-tz: Make SRAM_ADDR_WIDTH board-specific
The AN547 sets the SRAM_ADDR_WIDTH for the SSE-300 to 21;
since this is not the default value for the SSE-300, model this
in mps2-tz.c as a per-board value.

Reported-by: Devaraj Ranganna <devaraj.ranganna@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210510190844.17799-3-peter.maydell@linaro.org
2021-05-25 16:01:43 +01:00
Peter Maydell
b6889c5ae3 hw/arm/mps2-tz: Don't duplicate modelling of SRAM in AN524
The SRAM at 0x2000_0000 is part of the SSE-200 itself, and we model
it that way in hw/arm/armsse.c (along with the associated MPCs).  We
incorrectly also added an entry to the RAMInfo array for the AN524 in
hw/arm/mps2-tz.c, which was pointless because the CPU would never see
it.  Delete it.

The bug had no guest-visible effect because devices in the SSE-200
take priority over those in the board model (armsse.c maps
s->board_memory at priority -2).

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210510190844.17799-2-peter.maydell@linaro.org
2021-05-25 16:01:43 +01:00
Peter Maydell
382c7160d1 hw/intc/arm_gicv3_cpuif: Fix EOIR write access check logic
In icc_eoir_write() we assume that we can identify the group of the
IRQ being completed based purely on which register is being written
to and the current CPU state, and that "CPU state matches group
indicated by register" is the only necessary access check.

This isn't correct: if the CPU is not in Secure state then EOIR1 will
only complete Group 1 NS IRQs, but if the CPU is in EL3 it can
complete both Group 1 S and Group 1 NS IRQs.  (The pseudocode
ICC_EOIR1_EL1 makes this clear.) We were also missing the logic to
prevent EOIR0 writes completing G0 IRQs when they should not.

Rearrange the logic to first identify the group of the current
highest priority interrupt and then look at whether we should
complete it or ignore the access based on which register was accessed
and the state of the CPU.  The resulting behavioural change is:
 * EL3 can now complete G1NS interrupts
 * G0 interrupt completion is now ignored if the GIC
   and the CPU have the security extension enabled and
   the CPU is not secure

Reported-by: Chan Kim <ckim@etri.re.kr>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210510150016.24910-1-peter.maydell@linaro.org
2021-05-25 16:01:43 +01:00
Eric Auger
219729cfbf hw/arm/smmuv3: Another range invalidation fix
6d9cd115b9 ("hw/arm/smmuv3: Enforce invalidation on a power of two range")
failed to completely fix misalignment issues with range
invalidation. For instance invalidations patterns like "invalidate 32
4kB pages starting from 0xff395000 are not correctly handled" due
to the fact the previous fix only made sure the number of invalidated
pages were a power of 2 but did not properly handle the start
address was not aligned with the range. This can be noticed when
boothing a fedora 33 with protected virtio-blk-pci.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Fixes: 6d9cd115b9 ("hw/arm/smmuv3: Enforce invalidation on a power of two range")
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-25 15:44:45 +01:00
Alex Bennée
0b84609bbd gitlab: explicitly reference the upstream registry
Since c8e6793903 ("containers.yml: build with docker.py tooling") we
don't need to manually pull stuff from the upstream repository. Just
set the -r field to explicitly use that rather than the current
registry.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20210520174303.12310-3-alex.bennee@linaro.org>
2021-05-25 09:22:47 +01:00
Peter Maydell
0dab1d36f5 Pull request
(Resent due to an email preparation mistake.)
 -----BEGIN PGP SIGNATURE-----
 
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 IiKaVeGlWhyeEF70wRRRDBtqagTxlA==
 =lWeh
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/stefanha-gitlab/tags/block-pull-request' into staging

Pull request

(Resent due to an email preparation mistake.)

# gpg: Signature made Mon 24 May 2021 14:01:42 BST
# gpg:                using RSA key 8695A8BFD3F97CDAAC35775A9CA4ABB381AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>" [full]
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>" [full]
# Primary key fingerprint: 8695 A8BF D3F9 7CDA AC35  775A 9CA4 ABB3 81AB 73C8

* remotes/stefanha-gitlab/tags/block-pull-request:
  coroutine-sleep: introduce qemu_co_sleep
  coroutine-sleep: replace QemuCoSleepState pointer with struct in the API
  coroutine-sleep: move timer out of QemuCoSleepState
  coroutine-sleep: allow qemu_co_sleep_wake that wakes nothing
  coroutine-sleep: disallow NULL QemuCoSleepState** argument
  coroutine-sleep: use a stack-allocated timer
  bitops.h: Improve find_xxx_bit() documentation
  multi-process: Initialize variables declared with g_auto*

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-24 15:48:08 +01:00
Peter Maydell
371ebfe286 target/xtensa updates for v6.1:
- don't generate extra EXCP_DEBUG on exception
 - fix l32ex access ring
 - clean up unaligned access
 -----BEGIN PGP SIGNATURE-----
 
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 8Ro/rH/zK6Qgmw==
 =fLOY
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/xtensa/tags/20210521-xtensa' into staging

target/xtensa updates for v6.1:

- don't generate extra EXCP_DEBUG on exception
- fix l32ex access ring
- clean up unaligned access

# gpg: Signature made Fri 21 May 2021 14:59:30 BST
# gpg:                using RSA key 2B67854B98E5327DCDEB17D851F9CC91F83FA044
# gpg:                issuer "jcmvbkbc@gmail.com"
# gpg: Good signature from "Max Filippov <filippov@cadence.com>" [unknown]
# gpg:                 aka "Max Filippov <max.filippov@cogentembedded.com>" [full]
# gpg:                 aka "Max Filippov <jcmvbkbc@gmail.com>" [full]
# Primary key fingerprint: 2B67 854B 98E5 327D CDEB  17D8 51F9 CC91 F83F A044

* remotes/xtensa/tags/20210521-xtensa:
  target/xtensa: clean up unaligned access
  target/xtensa: fix access ring in l32ex
  target/xtensa: don't generate extra EXCP_DEBUG on exception

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-24 12:00:33 +01:00
Paolo Bonzini
0a6f0c76a0 coroutine-sleep: introduce qemu_co_sleep
Allow using QemuCoSleep to sleep forever until woken by qemu_co_sleep_wake.
This makes the logic of qemu_co_sleep_ns_wakeable easy to understand.

In the future we will introduce an API that can work even if the
sleep and wake happen from different threads.  For now, initializing
w->to_wake after timer_mod is fine because the timer can only fire in
the same AioContext.

Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-id: 20210517100548.28806-7-pbonzini@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2021-05-21 18:22:33 +01:00
Paolo Bonzini
29a6ea24eb coroutine-sleep: replace QemuCoSleepState pointer with struct in the API
Right now, users of qemu_co_sleep_ns_wakeable are simply passing
a pointer to QemuCoSleepState by reference to the function.  But
QemuCoSleepState really is just a Coroutine*; making the
content of the struct public is just as efficient and lets us
skip the user_state_pointer indirection.

Since the usage is changed, take the occasion to rename the
struct to QemuCoSleep.

Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-id: 20210517100548.28806-6-pbonzini@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2021-05-21 18:22:33 +01:00
Paolo Bonzini
1485f0c24c coroutine-sleep: move timer out of QemuCoSleepState
This simplification is enabled by the previous patch.  Now aio_co_wake
will only be called once, therefore we do not care about a spurious
firing of the timer after a qemu_co_sleep_wake.

Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-id: 20210517100548.28806-5-pbonzini@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2021-05-21 18:22:33 +01:00
Paolo Bonzini
eaee072085 coroutine-sleep: allow qemu_co_sleep_wake that wakes nothing
All callers of qemu_co_sleep_wake are checking whether they are passing
a NULL argument inside the pointer-to-pointer: do the check in
qemu_co_sleep_wake itself.

As a side effect, qemu_co_sleep_wake can be called more than once and
it will only wake the coroutine once; after the first time, the argument
will be set to NULL via *sleep_state->user_state_pointer.  However, this
would not be safe unless co_sleep_cb keeps using the QemuCoSleepState*
directly, so make it go through the pointer-to-pointer instead.

Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-id: 20210517100548.28806-4-pbonzini@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2021-05-21 18:22:33 +01:00
Paolo Bonzini
fb74a286fe coroutine-sleep: disallow NULL QemuCoSleepState** argument
Simplify the code by removing conditionals.  qemu_co_sleep_ns
can simply point the argument to an on-stack temporary.

Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-id: 20210517100548.28806-3-pbonzini@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2021-05-21 18:22:33 +01:00
Paolo Bonzini
5b33e015d3 coroutine-sleep: use a stack-allocated timer
The lifetime of the timer is well-known (it cannot outlive
qemu_co_sleep_ns_wakeable, because it's deleted by the time the
coroutine resumes), so it is not necessary to place it on the heap.

Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-id: 20210517100548.28806-2-pbonzini@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2021-05-21 18:22:33 +01:00
Philippe Mathieu-Daudé
5c6ae58d4b bitops.h: Improve find_xxx_bit() documentation
Document the following functions return the bitmap size
if no matching bit is found:

- find_first_bit
- find_next_bit
- find_last_bit
- find_first_zero_bit
- find_next_zero_bit

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20210510200758.2623154-2-philmd@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2021-05-21 15:43:57 +01:00
Zenghui Yu
d90226808b multi-process: Initialize variables declared with g_auto*
Quote docs/devel/style.rst (section "Automatic memory deallocation"):

* Variables declared with g_auto* MUST always be initialized,
  otherwise the cleanup function will use uninitialized stack memory

Initialize @name properly to get rid of the compilation error (using
gcc-7.3.0 on CentOS):

../hw/remote/proxy.c: In function 'pci_proxy_dev_realize':
/usr/include/glib-2.0/glib/glib-autocleanups.h:28:3: error: 'name' may be used uninitialized in this function [-Werror=maybe-uninitialized]
   g_free (*pp);
   ^~~~~~~~~~~~
../hw/remote/proxy.c:350:30: note: 'name' was declared here
             g_autofree char *name;
                              ^~~~

Signed-off-by: Zenghui Yu <yuzenghui@huawei.com>
Reviewed-by: Jagannathan Raman <jag.raman@oracle.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Miroslav Rezanina <mrezanin@redhat.com>
Message-id: 20210312112143.1369-1-yuzenghui@huawei.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2021-05-21 15:43:57 +01:00
Peter Maydell
3bbaed2cd0 ui: add cut+paste support.
ui: bugfixes for spice and vnc.
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 =i3HO
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/kraxel/tags/ui-20210521-pull-request' into staging

ui: add cut+paste support.
ui: bugfixes for spice and vnc.

# gpg: Signature made Fri 21 May 2021 13:50:46 BST
# gpg:                using RSA key A0328CFFB93A17A79901FE7D4CB6D8EED3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>" [full]
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>" [full]
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>" [full]
# Primary key fingerprint: A032 8CFF B93A 17A7 9901  FE7D 4CB6 D8EE D3E8 7138

* remotes/kraxel/tags/ui-20210521-pull-request:
  ui/gtk: add clipboard support
  ui/gtk: move struct GtkDisplayState to ui/gtk.h
  ui/vnc: clipboard support
  ui/vdagent: add clipboard support
  ui/vdagent: add mouse support
  ui/vdagent: core infrastructure
  ui: add clipboard documentation
  ui: add clipboard infrastructure
  build: add separate spice-protocol config option
  ui/spice-display: check NULL pointer in interface_release_resource()
  vnc: spelling fix (enable->enabled)

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-21 14:27:56 +01:00
Peter Maydell
6c769690ac scripts/simplebench improvements for 2021-05-04
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 9OE9uLJalUe3juZTccv/3KFRjqnewz0zT8UQBLrL3XNZBC52AM0=
 =Abdk
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/vsementsov/tags/pull-simplebench-2021-05-04' into staging

scripts/simplebench improvements for 2021-05-04

# gpg: Signature made Tue 04 May 2021 09:45:15 BST
# gpg:                using RSA key 8B9C26CDB2FD147C880E86A1561F24C1F19F79FB
# gpg: Good signature from "Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>" [unknown]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 8B9C 26CD B2FD 147C 880E  86A1 561F 24C1 F19F 79FB

* remotes/vsementsov/tags/pull-simplebench-2021-05-04:
  MAINTAINERS: update Benchmark util: add git tree
  simplebench/bench-backup: add --drop-caches argument
  simplebench/bench-backup: add --count and --no-initial-run
  simplebench/bench-backup: support qcow2 source files
  simplebench/bench_block_job: handle error in BLOCK_JOB_COMPLETED
  simplebench/bench-backup: add target-cache argument
  simplebench/bench-backup: add --compressed option
  simplebench: bench_one(): support count=1
  simplebench: bench_one(): add slow_limit argument

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-21 12:02:34 +01:00
Peter Maydell
da9076f323 nbd patches for 2021-05-11
- fix fd passing to qemu-storage-daemon --nbd-server
 -----BEGIN PGP SIGNATURE-----
 
 iQEzBAABCAAdFiEEccLMIrHEYCkn0vOqp6FrSiUnQ2oFAmCa2l4ACgkQp6FrSiUn
 Q2qErQf/c3GERpk9FP8QQuSjnuDFbT0eQKAqAtAOASTsyqipW+xED2Rf0+NWHQdD
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 /nxHEgtyxy7PYPbPnGnJPQwcJy+Vjg==
 =WRjo
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/ericb/tags/pull-nbd-2021-05-11' into staging

nbd patches for 2021-05-11

- fix fd passing to qemu-storage-daemon --nbd-server

# gpg: Signature made Tue 11 May 2021 20:26:22 BST
# gpg:                using RSA key 71C2CC22B1C4602927D2F3AAA7A16B4A2527436A
# gpg: Good signature from "Eric Blake <eblake@redhat.com>" [full]
# gpg:                 aka "Eric Blake (Free Software Programmer) <ebb9@byu.net>" [full]
# gpg:                 aka "[jpeg image of size 6874]" [full]
# Primary key fingerprint: 71C2 CC22 B1C4 6029 27D2  F3AA A7A1 6B4A 2527 436A

* remotes/ericb/tags/pull-nbd-2021-05-11:
  sockets: update SOCKET_ADDRESS_TYPE_FD listen(2) backlog

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-21 09:54:56 +01:00
Gerd Hoffmann
d11ebe2ca2 ui/gtk: add clipboard support
This patch adds clipboard support to the qemu gtk ui.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-id: 20210519053940.1888907-1-kraxel@redhat.com
Message-Id: <20210519053940.1888907-10-kraxel@redhat.com>
2021-05-21 09:42:44 +02:00
Gerd Hoffmann
5f692f5784 ui/gtk: move struct GtkDisplayState to ui/gtk.h
Want place gtk clipboard code in a separate C file, which in turn
requires GtkDisplayState being in a header file.  So move it.  No
functional change.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-id: 20210519053940.1888907-1-kraxel@redhat.com
Message-Id: <20210519053940.1888907-9-kraxel@redhat.com>
2021-05-21 09:42:44 +02:00
Gerd Hoffmann
0bf41cab93 ui/vnc: clipboard support
This patch adds support for cut+paste to the qemu vnc server, which
allows the vnc client exchange clipbaord data with qemu and other peers
like the qemu vdagent implementation.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-id: 20210519053940.1888907-1-kraxel@redhat.com
Message-Id: <20210519053940.1888907-8-kraxel@redhat.com>
2021-05-21 09:42:44 +02:00
Gerd Hoffmann
f0349f4d89 ui/vdagent: add clipboard support
This patch adds support for clipboard messages to the qemu vdagent
implementation, which allows the guest exchange clipboard data with
qemu.  Clipboard support can be enabled/disabled using the new
'clipboard' parameter for the vdagent chardev.  Default is off.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-id: 20210519053940.1888907-1-kraxel@redhat.com
Message-Id: <20210519053940.1888907-7-kraxel@redhat.com>
2021-05-21 09:42:44 +02:00