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While there are no specific 16-bit rotate instructions, there
are double-word shifts, which can perform the same operation.
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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We will use VPSHLD, VPSHLDV and VPSHRDV for 16-bit rotates.
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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AVX512VL has VPROLVD and VPRORVQ.
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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AVX512VL has VPROLD and VPROLQ, layered onto the same
opcode as PSHIFTD, but requires EVEX encoding and W1.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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AVX512 has VPSRAQ with immediate operand, in the same form as
with AVX, but requires EVEX encoding and W1.
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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AVX512VL has VPSRAQ.
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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AVX512VL has VPSRAVQ, and
AVX512BW has VPSLLVW, VPSRAVW, VPSRLVW.
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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The condition for UMIN/UMAX availability is about to change;
use the canonical version.
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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The evex encoding is added here, for use in a subsequent patch.
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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There are some operation sizes in some subsets of AVX512 that
are missing from previous iterations of AVX. Detect them.
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Tested-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Tested-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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We've had placeholders for these opcodes for a while,
and should have support on ppc, s390x and avx512 hosts.
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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The last entry of DEF_HELPERS_FLAGS_n is DEF_HELPER_FLAGS_7 and
thus the MAX_OPC_PARAM_IARGS should be 7.
Reviewed-by: Taylor Simpson <tsimpson@quicinc.com>
Signed-off-by: Ziqiao Kong <ziqiaokong@gmail.com>
Message-Id: <20220227113127.414533-2-ziqiaokong@gmail.com>
Fixes: e6cadf49c3d ("tcg: Add support for a helper with 7 arguments")
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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valgrind pointed out that arg_info()->val can be undefined which will
be the case if the arguments are not constant. The ordering of the
checks will have ensured we never relied on an undefined value but for
the sake of completeness re-order the code to be clear.
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20220209112142.3367525-1-alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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staging
hw/nvme updates
- add enhanced protection information (64-bit guard)
# gpg: Signature made Fri 04 Mar 2022 06:23:36 GMT
# gpg: using RSA key 522833AA75E2DCE6A24766C04DE1AF316D4F0DE9
# gpg: Good signature from "Klaus Jensen <its@irrelevant.dk>" [unknown]
# gpg: aka "Klaus Jensen <k.jensen@samsung.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: DDCA 4D9C 9EF9 31CC 3468 4272 63D5 6FC5 E55D A838
# Subkey fingerprint: 5228 33AA 75E2 DCE6 A247 66C0 4DE1 AF31 6D4F 0DE9
* remotes/nvme/tags/nvme-next-pull-request:
hw/nvme: 64-bit pi support
hw/nvme: add pi tuple size helper
hw/nvme: add support for the lbafee hbs feature
hw/nvme: move format parameter parsing
hw/nvme: add host behavior support feature
hw/nvme: move dif/pi prototypes into dif.h
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
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into staging
Rewrite nios2 interrupt handling
# gpg: Signature made Thu 03 Mar 2022 19:52:33 GMT
# gpg: using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F
# gpg: issuer "richard.henderson@linaro.org"
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" [full]
# Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A 05C0 64DF 38E8 AF7E 215F
* remotes/rth-gitlab/tags/pull-nios-20220303:
target/nios2: Rewrite interrupt handling
target/nios2: Special case ipending in rdctl and wrctl
target/nios2: Split mmu_write
target/nios2: Hoist R_ZERO check in rdctl
target/nios2: Only build mmu.c for system mode
target/nios2: Replace MMU_LOG with tracepoints
target/nios2: Remove mmu_read_debug
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
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'remotes/alistair/tags/pull-riscv-to-apply-20220303' into staging
Fifth RISC-V PR for QEMU 7.0
* Fixup checks for ext_zb[abcs]
* Add AIA support for virt machine
* Increase maximum number of CPUs in virt machine
* Fixup OpenTitan SPI address
* Add support for zfinx, zdinx and zhinx{min} extensions
# gpg: Signature made Thu 03 Mar 2022 05:26:55 GMT
# gpg: using RSA key F6C4AC46D4934868D3B8CE8F21E10D29DF977054
# gpg: Good signature from "Alistair Francis <alistair@alistair23.me>" [full]
# Primary key fingerprint: F6C4 AC46 D493 4868 D3B8 CE8F 21E1 0D29 DF97 7054
* remotes/alistair/tags/pull-riscv-to-apply-20220303:
target/riscv: expose zfinx, zdinx, zhinx{min} properties
target/riscv: add support for zhinx/zhinxmin
target/riscv: add support for zdinx
target/riscv: add support for zfinx
target/riscv: hardwire mstatus.FS to zero when enable zfinx
target/riscv: add cfg properties for zfinx, zdinx and zhinx{min}
hw: riscv: opentitan: fixup SPI addresses
hw/riscv: virt: Increase maximum number of allowed CPUs
docs/system: riscv: Document AIA options for virt machine
hw/riscv: virt: Add optional AIA IMSIC support to virt machine
hw/intc: Add RISC-V AIA IMSIC device emulation
hw/riscv: virt: Add optional AIA APLIC support to virt machine
target/riscv: fix inverted checks for ext_zb[abcs]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
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Previously, we would avoid setting CPU_INTERRUPT_HARD when interrupts
are disabled at a particular point in time, instead queuing the value
into cpu->irq_pending. This is more complicated than required.
Instead, set CPU_INTERRUPT_HARD any time there is a pending interrupt,
and exclusively check for interrupts disabled in nios2_cpu_exec_interrupt.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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It was never correct to be able to write to ipending.
Until the rest of the irq code is tidied, the read of
ipending will generate an "unnecessary" mask.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Create three separate functions for the three separate registers.
Avoid extra dispatch through op_helper.c.
Dispatch to the correct function in translation.
Clean up the ifdefs in wrctl.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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This will avoid having to replicate the check to additional cases.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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We can thus remove an ifdef covering the entire file.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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This functionality can be had via plugins, if desired.
In the meantime, it is unused code.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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'remotes/pmaydell/tags/pull-target-arm-20220302' into staging
target-arm queue:
* mps3-an547: Add missing user ahb interfaces
* hw/arm/mps2-tz.c: Update AN547 documentation URL
* hw/input/tsc210x: Don't abort on bad SPI word widths
* hw/i2c: flatten pca954x mux device
* target/arm: Support PSCI 1.1 and SMCCC 1.0
* target/arm: Fix early free of TCG temp in handle_simd_shift_fpint_conv()
* tests/qtest: add qtests for npcm7xx sdhci
* Implement FEAT_LVA
* Implement FEAT_LPA
* Implement FEAT_LPA2 (but do not enable it yet)
* Report KVM's actual PSCI version to guest in dtb
* ui/cocoa.m: Fix updateUIInfo threading issues
* ui/cocoa.m: Remove unnecessary NSAutoreleasePools
# gpg: Signature made Wed 02 Mar 2022 20:52:06 GMT
# gpg: using RSA key E1A5C593CD419DE28E8315CF3C2525ED14360CDE
# gpg: issuer "peter.maydell@linaro.org"
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>" [ultimate]
# gpg: aka "Peter Maydell <pmaydell@gmail.com>" [ultimate]
# gpg: aka "Peter Maydell <pmaydell@chiark.greenend.org.uk>" [ultimate]
# Primary key fingerprint: E1A5 C593 CD41 9DE2 8E83 15CF 3C25 25ED 1436 0CDE
* remotes/pmaydell/tags/pull-target-arm-20220302: (26 commits)
ui/cocoa.m: Remove unnecessary NSAutoreleasePools
ui/cocoa.m: Fix updateUIInfo threading issues
target/arm: Report KVM's actual PSCI version to guest in dtb
target/arm: Implement FEAT_LPA2
target/arm: Advertise all page sizes for -cpu max
target/arm: Validate tlbi TG matches translation granule in use
target/arm: Fix TLBIRange.base for 16k and 64k pages
target/arm: Introduce tlbi_aa64_get_range
target/arm: Extend arm_fi_to_lfsc to level -1
target/arm: Implement FEAT_LPA
target/arm: Implement FEAT_LVA
target/arm: Prepare DBGBVR and DBGWVR for FEAT_LVA
target/arm: Honor TCR_ELx.{I}PS
target/arm: Use MAKE_64BIT_MASK to compute indexmask
target/arm: Pass outputsize down to check_s2_mmu_setup
target/arm: Move arm_pamax out of line
target/arm: Fault on invalid TCR_ELx.TxSZ
target/arm: Set TCR_EL1.TSZ for user-only
hw/registerfields: Add FIELD_SEX<N> and FIELD_SDP<N>
tests/qtest: add qtests for npcm7xx sdhci
...
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
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This adds support for one possible new protection information format
introduced in TP4068 (and integrated in NVMe 2.0): the 64-bit CRC guard
and 48-bit reference tag. This version does not support storage tags.
Like the CRC16 support already present, this uses a software
implementation of CRC64 (so it is naturally pretty slow). But its good
enough for verification purposes.
This may go nicely hand-in-hand with the support that Keith submitted
for the Linux kernel[1].
[1]: https://lore.kernel.org/linux-nvme/20220126165214.GA1782352@dhcp-10-100-145-180.wdc.com/T/
Reviewed-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Naveen Nagar <naveen.n1@samsung.com>
Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
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A subsequent patch will introduce a new tuple size; so add a helper and
use that instead of sizeof() and magic numbers.
Reviewed-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
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Add support for up to 64 LBA formats through the LBAFEE field of the
Host Behavior Support feature.
Reviewed-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Naveen Nagar <naveen.n1@samsung.com>
Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
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There is no need to extract the format command parameters for each
namespace. Move it to the entry point.
Reviewed-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
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Add support for getting and setting the Host Behavior Support feature.
Reviewed-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Naveen Nagar <naveen.n1@samsung.com>
Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
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Move dif/pi data structures and inlines to dif.h.
Reviewed-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
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Co-authored-by: ardxwe <ardxwe@gmail.com>
Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20220211043920.28981-7-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
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- update extension check REQUIRE_ZHINX_OR_ZFH and REQUIRE_ZFH_OR_ZFHMIN_OR_ZHINX_OR_ZHINXMIN
- update half float point register read/write
- disable nanbox_h check
Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20220211043920.28981-6-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
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-- update extension check REQUIRE_ZDINX_OR_D
-- update double float point register read/write
Co-authored-by: ardxwe <ardxwe@gmail.com>
Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20220211043920.28981-5-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
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- update extension check REQUIRE_ZFINX_OR_F
- update single float point register read/write
- disable nanbox_s check
Co-authored-by: ardxwe <ardxwe@gmail.com>
Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20220211043920.28981-4-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
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Co-authored-by: ardxwe <ardxwe@gmail.com>
Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20220211043920.28981-3-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
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Co-authored-by: ardxwe <ardxwe@gmail.com>
Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20220211043920.28981-2-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
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This patch updates the SPI_DEVICE, SPI_HOST0, SPI_HOST1
base addresses. Also adds these as unimplemented devices.
The address references can be found [1].
[1] https://github.com/lowRISC/opentitan/blob/6c317992fbd646818b34f2a2dbf44bc850e461e4/hw/top_earlgrey/sw/autogen/top_earlgrey_memory.h#L107
Signed-off-by: Wilfred Mallawa <wilfred.mallawa@wdc.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Message-Id: <20220218063839.405082-1-alistair.francis@opensource.wdc.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
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To facilitate software development of RISC-V systems with large number
of HARTs, we increase the maximum number of allowed CPUs to 512 (2^9).
We also add a detailed source level comments about limit defines which
impact the physical address space utilization.
Signed-off-by: Anup Patel <anup.patel@wdc.com>
Signed-off-by: Anup Patel <anup@brainfault.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Frank Chang <frank.chang@sifive.com>
Message-Id: <20220220085526.808674-6-anup@brainfault.org>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
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We have two new machine options "aia" and "aia-guests" available
for the RISC-V virt machine so let's document these options.
Signed-off-by: Anup Patel <anup.patel@wdc.com>
Signed-off-by: Anup Patel <anup@brainfault.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Frank Chang <frank.chang@sifive.com>
Message-Id: <20220220085526.808674-5-anup@brainfault.org>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
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We extend virt machine to emulate both AIA IMSIC and AIA APLIC
devices only when "aia=aplic-imsic" parameter is passed along
with machine name in the QEMU command-line. The AIA IMSIC is
only a per-HART MSI controller so we use AIA APLIC in MSI-mode
to forward all wired interrupts as MSIs to the AIA IMSIC.
We also provide "aia-guests=<xyz>" parameter which can be used
to specify number of VS-level AIA IMSIC Guests MMIO pages for
each HART.
Signed-off-by: Anup Patel <anup.patel@wdc.com>
Signed-off-by: Anup Patel <anup@brainfault.org>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20220220085526.808674-4-anup@brainfault.org>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
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The RISC-V AIA (Advanced Interrupt Architecture) defines a new
interrupt controller for MSIs (message signal interrupts) called
IMSIC (Incoming Message Signal Interrupt Controller). The IMSIC
is per-HART device and also suppport virtualizaiton of MSIs using
dedicated VS-level guest interrupt files.
This patch adds device emulation for RISC-V AIA IMSIC which
supports M-level, S-level, and VS-level MSIs.
Signed-off-by: Anup Patel <anup.patel@wdc.com>
Signed-off-by: Anup Patel <anup@brainfault.org>
Reviewed-by: Frank Chang <frank.chang@sifive.com>
Message-Id: <20220220085526.808674-3-anup@brainfault.org>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
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We extend virt machine to emulate AIA APLIC devices only when
"aia=aplic" parameter is passed along with machine name in QEMU
command-line. When "aia=none" or not specified then we fallback
to original PLIC device emulation.
Signed-off-by: Anup Patel <anup.patel@wdc.com>
Signed-off-by: Anup Patel <anup@brainfault.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20220220085526.808674-2-anup@brainfault.org>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
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While changing to the use of cfg_ptr, the conditions for REQUIRE_ZB[ABCS]
inadvertently became inverted and slipped through the initial testing (which
used RV64GC_XVentanaCondOps as a target).
This fixes the regression.
Tested against SPEC2017 w/ GCC 12 (prerelease) for RV64GC_zba_zbb_zbc_zbs.
Fixes: f2a32bec8f0da99 ("target/riscv: access cfg structure through DisasContext")
Signed-off-by: Philipp Tomsich <philipp.tomsich@vrull.eu>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20220203153946.2676353-1-philipp.tomsich@vrull.eu>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
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'remotes/dgilbert-gitlab/tags/pull-migration-20220302b' into staging
Migration/HMP/Virtio pull 2022-03-02
A bit of a mix this time:
* Minor fixes from myself, Hanna, and Jack
* VNC password rework by Stefan and Fabian
* Postcopy changes from Peter X that are
the start of a larger series to come
* Removing the prehistoic load_state_old
code from Peter M
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
# gpg: Signature made Wed 02 Mar 2022 18:25:12 GMT
# gpg: using RSA key 45F5C71B4A0CB7FB977A9FA90516331EBC5BFDE7
# gpg: Good signature from "Dr. David Alan Gilbert (RH2) <dgilbert@redhat.com>" [full]
# Primary key fingerprint: 45F5 C71B 4A0C B7FB 977A 9FA9 0516 331E BC5B FDE7
* remotes/dgilbert-gitlab/tags/pull-migration-20220302b:
migration: Remove load_state_old and minimum_version_id_old
tests: Pass in MigrateStart** into test_migrate_start()
migration: Add migration_incoming_transport_cleanup()
migration: postcopy_pause_fault_thread() never fails
migration: Enlarge postcopy recovery to capture !-EIO too
migration: Move static var in ram_block_from_stream() into global
migration: Add postcopy_thread_create()
migration: Dump ramblock and offset too when non-same-page detected
migration: Introduce postcopy channels on dest node
migration: Tracepoint change in postcopy-run bottom half
migration: Finer grained tracepoints for POSTCOPY_LISTEN
migration: Dump sub-cmd name in loadvm_process_command tp
migration/rdma: set the REUSEADDR option for destination
qapi/monitor: allow VNC display id in set/expire_password
qapi/monitor: refactor set/expire_password with enums
monitor/hmp: add support for flag argument with value
virtiofsd: Let meson check for statx.stx_mnt_id
clock-vmstate: Add missing END_OF_LIST
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
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In commit 6e657e64cdc478 in 2013 we added some autorelease pools to
deal with complaints from macOS when we made calls into Cocoa from
threads that didn't have automatically created autorelease pools.
Later on, macOS got stricter about forbidding cross-thread Cocoa
calls, and in commit 5588840ff77800e839d8 we restructured the code to
avoid them. This left the autorelease pool creation in several
functions without any purpose; delete it.
We still need the pool in cocoa_refresh() for the clipboard related
code which is called directly there.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Akihiko Odaki <akihiko.odaki@gmail.com>
Tested-by: Akihiko Odaki <akihiko.odaki@gmail.com>
Message-id: 20220224101330.967429-3-peter.maydell@linaro.org
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The updateUIInfo method makes Cocoa API calls. It also calls back
into QEMU functions like dpy_set_ui_info(). To do this safely, we
need to follow two rules:
* Cocoa API calls are made on the Cocoa UI thread
* When calling back into QEMU we must hold the iothread lock
Fix the places where we got this wrong, by taking the iothread lock
while executing updateUIInfo, and moving the call in cocoa_switch()
inside the dispatch_async block.
Some of the Cocoa UI methods which call updateUIInfo are invoked as
part of the initial application startup, while we're still doing the
little cross-thread dance described in the comment just above
call_qemu_main(). This meant they were calling back into the QEMU UI
layer before we'd actually finished initializing our display and
registered the DisplayChangeListener, which isn't really valid. Once
updateUIInfo takes the iothread lock, we no longer get away with
this, because during this startup phase the iothread lock is held by
the QEMU main-loop thread which is waiting for us to finish our
display initialization. So we must suppress updateUIInfo until
applicationDidFinishLaunching allows the QEMU main-loop thread to
continue.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Akihiko Odaki <akihiko.odaki@gmail.com>
Tested-by: Akihiko Odaki <akihiko.odaki@gmail.com>
Message-id: 20220224101330.967429-2-peter.maydell@linaro.org
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When we're using KVM, the PSCI implementation is provided by the
kernel, but QEMU has to tell the guest about it via the device tree.
Currently we look at the KVM_CAP_ARM_PSCI_0_2 capability to determine
if the kernel is providing at least PSCI 0.2, but if the kernel
provides a newer version than that we will still only tell the guest
it has PSCI 0.2. (This is fairly harmless; it just means the guest
won't use newer parts of the PSCI API.)
The kernel exposes the specific PSCI version it is implementing via
the ONE_REG API; use this to report in the dtb that the PSCI
implementation is 1.0-compatible if appropriate. (The device tree
binding currently only distinguishes "pre-0.2", "0.2-compatible" and
"1.0-compatible".)
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Marc Zyngier <maz@kernel.org>
Reviewed-by: Akihiko Odaki <akihiko.odaki@gmail.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Andrew Jones <drjones@redhat.com>
Message-id: 20220224134655.1207865-1-peter.maydell@linaro.org
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This feature widens physical addresses (and intermediate physical
addresses for 2-stage translation) from 48 to 52 bits, when using
4k or 16k pages.
This introduces the DS bit to TCR_ELx, which is RES0 unless the
page size is enabled and supports LPA2, resulting in the effective
value of DS for a given table walk. The DS bit changes the format
of the page table descriptor slightly, moving the PS field out to
TCR so that all pages have the same sharability and repurposing
those bits of the page table descriptor for the highest bits of
the output address.
Do not yet enable FEAT_LPA2; we need extra plumbing to avoid
tickling an old kernel bug.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220301215958.157011-17-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
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