diff options
| author | Peter Maydell <peter.maydell@linaro.org> | 2024-10-31 13:28:57 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2024-10-31 13:28:57 +0000 |
| commit | ea8ae47bdd2024dc2596f16b27f27fd4dcc08776 (patch) | |
| tree | f3e0e9d15e3429007d68ca0abc71b0cf8c2abcb7 | |
| parent | e4bad9cc5e3a8193988d42a1ca8416afe3220d08 (diff) | |
| parent | 84f298ea3e2f0627c09871561e55068db9ff9180 (diff) | |
Merge tag 'pull-target-arm-20241029' of https://git.linaro.org/people/pmaydell/qemu-arm into staging
target-arm queue:
* arm/kvm: add support for MTE
* docs/system/cpu-hotplug: Update example's socket-id/core-id
* target/arm: Store FPSR cumulative exception bits in env->vfp.fpsr
* target/arm: Don't assert in regime_is_user() for E10 mmuidx values
* hw/sd/omap_mmc: Fix breakage of OMAP MMC controller
* tests/functional: Add functional tests for collie, sx1
* scripts/symlink-install-tree.py: Fix MESONINTROSPECT parsing
* docs/system/arm: Document remaining undocumented boards
* target/arm: Fix arithmetic underflow in SETM instruction
* docs/devel/reset: Fix minor grammatical error
* target/arm: kvm: require KVM_CAP_DEVICE_CTRL
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# gpg: Signature made Tue 29 Oct 2024 15:08:54 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]
# gpg: aka "Peter Maydell <peter@archaic.org.uk>" [ultimate]
# Primary key fingerprint: E1A5 C593 CD41 9DE2 8E83 15CF 3C25 25ED 1436 0CDE
* tag 'pull-target-arm-20241029' of https://git.linaro.org/people/pmaydell/qemu-arm:
target/arm: kvm: require KVM_CAP_DEVICE_CTRL
docs/devel/reset: Fix minor grammatical error
target/arm: Fix arithmetic underflow in SETM instruction
docs/system/target-arm.rst: Remove "many boards are undocumented" note
docs/system/arm: Add placeholder docs for mcimx6ul-evk and mcimx7d-sabre
docs/system/arm: Add placeholder doc for xlnx-zcu102 board
docs/system/arm: Add placeholder doc for exynos4 boards
docs/system/arm: Split fby35 out from aspeed.rst
docs/system/arm: Don't use wildcard '*-bmc' in doc titles
docs/system/arm/stm32: List olimex-stm32-h405 in document title
scripts/symlink-install-tree.py: Fix MESONINTROSPECT parsing
tests/functional: Add a functional test for the sx1 board
tests/functional: Add a functional test for the collie board
hw/sd/omap_mmc: Don't use sd_cmd_type_t
target/arm: Don't assert in regime_is_user() for E10 mmuidx values
target/arm: Store FPSR cumulative exception bits in env->vfp.fpsr
docs/system/cpu-hotplug: Update example's socket-id/core-id
arm/kvm: add support for MTE
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
28 files changed, 425 insertions, 210 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index f48d9142b8..1e88b5738c 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -716,6 +716,7 @@ L: qemu-arm@nongnu.org S: Odd Fixes F: hw/*/exynos* F: include/hw/*/exynos* +F: docs/system/arm/exynos.rst Calxeda Highbank M: Rob Herring <robh@kernel.org> @@ -790,6 +791,7 @@ F: hw/arm/fsl-imx6ul.c F: hw/misc/imx6ul_ccm.c F: include/hw/arm/fsl-imx6ul.h F: include/hw/misc/imx6ul_ccm.h +F: docs/system/arm/mcimx6ul-evk.rst MCIMX7D SABRE / i.MX7 M: Peter Maydell <peter.maydell@linaro.org> @@ -803,6 +805,7 @@ F: include/hw/arm/fsl-imx7.h F: include/hw/misc/imx7_*.h F: hw/pci-host/designware.c F: include/hw/pci-host/designware.h +F: docs/system/arm/mcimx7d-sabre.rst MPS2 / MPS3 M: Peter Maydell <peter.maydell@linaro.org> @@ -929,6 +932,7 @@ F: hw/arm/strongarm* F: hw/gpio/zaurus.c F: include/hw/arm/sharpsl.h F: docs/system/arm/collie.rst +F: tests/functional/test_arm_collie.py Stellaris M: Peter Maydell <peter.maydell@linaro.org> @@ -1016,6 +1020,7 @@ F: include/hw/ssi/xilinx_spips.h F: hw/display/dpcd.c F: include/hw/display/dpcd.h F: docs/system/arm/xlnx-versal-virt.rst +F: docs/system/arm/xlnx-zcu102.rst Xilinx Versal OSPI M: Francisco Iglesias <francisco.iglesias@amd.com> @@ -1122,6 +1127,7 @@ F: include/hw/*/*aspeed* F: hw/net/ftgmac100.c F: include/hw/net/ftgmac100.h F: docs/system/arm/aspeed.rst +F: docs/system/arm/fby35.rst F: tests/*/*aspeed* F: tests/*/*ast2700* F: hw/arm/fby35.c diff --git a/docs/devel/reset.rst b/docs/devel/reset.rst index 74c7c0171a..adefd59ef9 100644 --- a/docs/devel/reset.rst +++ b/docs/devel/reset.rst @@ -286,8 +286,8 @@ every reset child of the given resettable object. All children must be resettable too. Additional parameters (a reset type and an opaque pointer) must be passed to the callback too. -In ``DeviceClass`` and ``BusClass`` the ``ResettableState`` is located -``DeviceState`` and ``BusState`` structure. ``child_foreach()`` is implemented +In ``DeviceClass`` and ``BusClass`` the ``ResettableState`` is located in the +``DeviceState`` and ``BusState`` structures. ``child_foreach()`` is implemented to follow the bus hierarchy; for a bus, it calls the function on every child device; for a device, it calls the function on every bus child. When we reset the main system bus, we reset the whole machine bus tree. diff --git a/docs/system/arm/aspeed.rst b/docs/system/arm/aspeed.rst index 6733ffd2b9..63910d382f 100644 --- a/docs/system/arm/aspeed.rst +++ b/docs/system/arm/aspeed.rst @@ -1,5 +1,5 @@ -Aspeed family boards (``*-bmc``, ``ast2500-evb``, ``ast2600-evb``, ``ast2700-evb``) -=================================================================================== +Aspeed family boards (``ast2500-evb``, ``ast2600-evb``, ``ast2700-evb``, ``bletchley-bmc``, ``fuji-bmc``, ``fby35-bmc``, ``fp5280g2-bmc``, ``g220a-bmc``, ``palmetto-bmc``, ``qcom-dc-scm-v1-bmc``, ``qcom-firework-bmc``, ``quanta-q71l-bmc``, ``rainier-bmc``, ``romulus-bmc``, ``sonorapass-bmc``, ``supermicrox11-bmc``, ``tiogapass-bmc``, ``tacoma-bmc``, ``witherspoon-bmc``, ``yosemitev2-bmc``) +======================================================================================================================================================================================================================================================================================================================================================================================================== The QEMU Aspeed machines model BMCs of various OpenPOWER systems and Aspeed evaluation boards. They are based on different releases of the @@ -257,51 +257,3 @@ To boot a kernel directly from a Zephyr build tree: $ qemu-system-arm -M ast1030-evb -nographic \ -kernel zephyr.elf - -Facebook Yosemite v3.5 Platform and CraterLake Server (``fby35``) -================================================================== - -Facebook has a series of multi-node compute server designs named -Yosemite. The most recent version released was -`Yosemite v3 <https://www.opencompute.org/documents/ocp-yosemite-v3-platform-design-specification-1v16-pdf>`__. - -Yosemite v3.5 is an iteration on this design, and is very similar: there's a -baseboard with a BMC, and 4 server slots. The new server board design termed -"CraterLake" includes a Bridge IC (BIC), with room for expansion boards to -include various compute accelerators (video, inferencing, etc). At the moment, -only the first server slot's BIC is included. - -Yosemite v3.5 is itself a sled which fits into a 40U chassis, and 3 sleds -can be fit into a chassis. See `here <https://www.opencompute.org/products/423/wiwynn-yosemite-v3-server>`__ -for an example. - -In this generation, the BMC is an AST2600 and each BIC is an AST1030. The BMC -runs `OpenBMC <https://github.com/facebook/openbmc>`__, and the BIC runs -`OpenBIC <https://github.com/facebook/openbic>`__. - -Firmware images can be retrieved from the Github releases or built from the -source code, see the README's for instructions on that. This image uses the -"fby35" machine recipe from OpenBMC, and the "yv35-cl" target from OpenBIC. -Some reference images can also be found here: - -.. code-block:: bash - - $ wget https://github.com/facebook/openbmc/releases/download/openbmc-e2294ff5d31d/fby35.mtd - $ wget https://github.com/peterdelevoryas/OpenBIC/releases/download/oby35-cl-2022.13.01/Y35BCL.elf - -Since this machine has multiple SoC's, each with their own serial console, the -recommended way to run it is to allocate a pseudoterminal for each serial -console and let the monitor use stdio. Also, starting in a paused state is -useful because it allows you to attach to the pseudoterminals before the boot -process starts. - -.. code-block:: bash - - $ qemu-system-arm -machine fby35 \ - -drive file=fby35.mtd,format=raw,if=mtd \ - -device loader,file=Y35BCL.elf,addr=0,cpu-num=2 \ - -serial pty -serial pty -serial mon:stdio \ - -display none -S - $ screen /dev/tty0 # In a separate TMUX pane, terminal window, etc. - $ screen /dev/tty1 - $ (qemu) c # Start the boot process once screen is setup. diff --git a/docs/system/arm/exynos.rst b/docs/system/arm/exynos.rst new file mode 100644 index 0000000000..86894bc02b --- /dev/null +++ b/docs/system/arm/exynos.rst @@ -0,0 +1,9 @@ +Exynos4 boards (``nuri``, ``smdkc210``) +======================================= + +These are machines which use the Samsung Exynos4210 SoC, which has Cortex-A9 CPUs. + +``nuri`` models the Samsung NURI board. + +``smdkc210`` models the Samsung SMDKC210 board. + diff --git a/docs/system/arm/fby35.rst b/docs/system/arm/fby35.rst new file mode 100644 index 0000000000..742b887d44 --- /dev/null +++ b/docs/system/arm/fby35.rst @@ -0,0 +1,47 @@ +Facebook Yosemite v3.5 Platform and CraterLake Server (``fby35``) +================================================================== + +Facebook has a series of multi-node compute server designs named +Yosemite. The most recent version released was +`Yosemite v3 <https://www.opencompute.org/documents/ocp-yosemite-v3-platform-design-specification-1v16-pdf>`__. + +Yosemite v3.5 is an iteration on this design, and is very similar: there's a +baseboard with a BMC, and 4 server slots. The new server board design termed +"CraterLake" includes a Bridge IC (BIC), with room for expansion boards to +include various compute accelerators (video, inferencing, etc). At the moment, +only the first server slot's BIC is included. + +Yosemite v3.5 is itself a sled which fits into a 40U chassis, and 3 sleds +can be fit into a chassis. See `here <https://www.opencompute.org/products/423/wiwynn-yosemite-v3-server>`__ +for an example. + +In this generation, the BMC is an AST2600 and each BIC is an AST1030. The BMC +runs `OpenBMC <https://github.com/facebook/openbmc>`__, and the BIC runs +`OpenBIC <https://github.com/facebook/openbic>`__. + +Firmware images can be retrieved from the Github releases or built from the +source code, see the README's for instructions on that. This image uses the +"fby35" machine recipe from OpenBMC, and the "yv35-cl" target from OpenBIC. +Some reference images can also be found here: + +.. code-block:: bash + + $ wget https://github.com/facebook/openbmc/releases/download/openbmc-e2294ff5d31d/fby35.mtd + $ wget https://github.com/peterdelevoryas/OpenBIC/releases/download/oby35-cl-2022.13.01/Y35BCL.elf + +Since this machine has multiple SoC's, each with their own serial console, the +recommended way to run it is to allocate a pseudoterminal for each serial +console and let the monitor use stdio. Also, starting in a paused state is +useful because it allows you to attach to the pseudoterminals before the boot +process starts. + +.. code-block:: bash + + $ qemu-system-arm -machine fby35 \ + -drive file=fby35.mtd,format=raw,if=mtd \ + -device loader,file=Y35BCL.elf,addr=0,cpu-num=2 \ + -serial pty -serial pty -serial mon:stdio \ + -display none -S + $ screen /dev/tty0 # In a separate TMUX pane, terminal window, etc. + $ screen /dev/tty1 + $ (qemu) c # Start the boot process once screen is setup. diff --git a/docs/system/arm/mcimx6ul-evk.rst b/docs/system/arm/mcimx6ul-evk.rst new file mode 100644 index 0000000000..8871138ab3 --- /dev/null +++ b/docs/system/arm/mcimx6ul-evk.rst @@ -0,0 +1,5 @@ +NXP MCIMX6UL-EVK (``mcimx6ul-evk``) +=================================== + +The ``mcimx6ul-evk`` machine models the NXP i.MX6UltraLite Evaluation Kit +MCIMX6UL-EVK development board. It has a single Cortex-A7 CPU. diff --git a/docs/system/arm/mcimx7d-sabre.rst b/docs/system/arm/mcimx7d-sabre.rst new file mode 100644 index 0000000000..c5d35af1d4 --- /dev/null +++ b/docs/system/arm/mcimx7d-sabre.rst @@ -0,0 +1,5 @@ +NXP MCIMX7D Sabre (``mcimx7d-sabre``) +===================================== + +The ``mcimx7d-sabre`` machine models the NXP SABRE Board MCIMX7SABRE, +based an an i.MX7Dual SoC. diff --git a/docs/system/arm/nuvoton.rst b/docs/system/arm/nuvoton.rst index 0424cae4b0..05059378e5 100644 --- a/docs/system/arm/nuvoton.rst +++ b/docs/system/arm/nuvoton.rst @@ -1,5 +1,5 @@ -Nuvoton iBMC boards (``*-bmc``, ``npcm750-evb``, ``quanta-gsj``) -================================================================ +Nuvoton iBMC boards (``kudo-bmc``, ``mori-bmc``, ``npcm750-evb``, ``quanta-gbs-bmc``, ``quanta-gsj``) +===================================================================================================== The `Nuvoton iBMC`_ chips (NPCM7xx) are a family of ARM-based SoCs that are designed to be used as Baseboard Management Controllers (BMCs) in various diff --git a/docs/system/arm/stm32.rst b/docs/system/arm/stm32.rst index ca7a55841b..511e3eb9ac 100644 --- a/docs/system/arm/stm32.rst +++ b/docs/system/arm/stm32.rst @@ -1,5 +1,5 @@ -STMicroelectronics STM32 boards (``netduino2``, ``netduinoplus2``, ``stm32vldiscovery``) -======================================================================================== +STMicroelectronics STM32 boards (``netduino2``, ``netduinoplus2``, ``olimex-stm32-h405``, ``stm32vldiscovery``) +=============================================================================================================== The `STM32`_ chips are a family of 32-bit ARM-based microcontroller by STMicroelectronics. diff --git a/docs/system/arm/xlnx-zcu102.rst b/docs/system/arm/xlnx-zcu102.rst new file mode 100644 index 0000000000..534cd1dc88 --- /dev/null +++ b/docs/system/arm/xlnx-zcu102.rst @@ -0,0 +1,19 @@ +Xilinx ZynqMP ZCU102 (``xlnx-zcu102``) +====================================== + +The ``xlnx-zcu102`` board models the Xilinx ZynqMP ZCU102 board. +This board has 4 Cortex-A53 CPUs and 2 Cortex-R5F CPUs. + +Machine-specific options +"""""""""""""""""""""""" + +The following machine-specific options are supported: + +secure + Set ``on``/``off`` to enable/disable emulating a guest CPU which implements the + Arm Security Extensions (TrustZone). The default is ``off``. + +virtualization + Set ``on``/``off`` to enable/disable emulating a guest CPU which implements the + Arm Virtualization Extensions. The default is ``off``. + diff --git a/docs/system/cpu-hotplug.rst b/docs/system/cpu-hotplug.rst index 015ce2b6ec..cc50937c36 100644 --- a/docs/system/cpu-hotplug.rst +++ b/docs/system/cpu-hotplug.rst @@ -33,23 +33,23 @@ vCPU hotplug { "return": [ { - "type": "IvyBridge-IBRS-x86_64-cpu", - "vcpus-count": 1, "props": { - "socket-id": 1, - "core-id": 0, + "core-id": 1, + "socket-id": 0, "thread-id": 0 - } + }, + "type": "IvyBridge-IBRS-x86_64-cpu", + "vcpus-count": 1 }, { - "qom-path": "/machine/unattached/device[0]", - "type": "IvyBridge-IBRS-x86_64-cpu", - "vcpus-count": 1, "props": { - "socket-id": 0, "core-id": 0, + "socket-id": 0, "thread-id": 0 - } + }, + "qom-path": "/machine/unattached/device[0]", + "type": "IvyBridge-IBRS-x86_64-cpu", + "vcpus-count": 1 } ] } @@ -58,18 +58,18 @@ vCPU hotplug (4) The ``query-hotpluggable-cpus`` command returns an object for CPUs that are present (containing a "qom-path" member) or which may be hot-plugged (no "qom-path" member). From its output in step (3), we - can see that ``IvyBridge-IBRS-x86_64-cpu`` is present in socket 0, - while hot-plugging a CPU into socket 1 requires passing the listed + can see that ``IvyBridge-IBRS-x86_64-cpu`` is present in socket 0 core 0, + while hot-plugging a CPU into socket 0 core 1 requires passing the listed properties to QMP ``device_add``:: - (QEMU) device_add id=cpu-2 driver=IvyBridge-IBRS-x86_64-cpu socket-id=1 core-id=0 thread-id=0 + (QEMU) device_add id=cpu-2 driver=IvyBridge-IBRS-x86_64-cpu socket-id=0 core-id=1 thread-id=0 { "execute": "device_add", "arguments": { - "socket-id": 1, + "core-id": 1, "driver": "IvyBridge-IBRS-x86_64-cpu", "id": "cpu-2", - "core-id": 0, + "socket-id": 0, "thread-id": 0 } } @@ -83,34 +83,32 @@ vCPU hotplug (QEMU) query-cpus-fast { - "execute": "query-cpus-fast", "arguments": {} + "execute": "query-cpus-fast", } { "return": [ { - "qom-path": "/machine/unattached/device[0]", - "target": "x86_64", - "thread-id": 11534, "cpu-index": 0, "props": { - "socket-id": 0, "core-id": 0, + "socket-id": 0, "thread-id": 0 }, - "arch": "x86" + "qom-path": "/machine/unattached/device[0]", + "target": "x86_64", + "thread-id": 28957 }, { - "qom-path": "/machine/peripheral/cpu-2", - "target": "x86_64", - "thread-id": 12106, "cpu-index": 1, "props": { - "socket-id": 1, - "core-id": 0, + "core-id": 1, + "socket-id": 0, "thread-id": 0 }, - "arch": "x86" + "qom-path": "/machine/peripheral/cpu-2", + "target": "x86_64", + "thread-id": 29095 } ] } @@ -123,10 +121,10 @@ From the 'qmp-shell', invoke the QMP ``device_del`` command:: (QEMU) device_del id=cpu-2 { - "execute": "device_del", "arguments": { "id": "cpu-2" } + "execute": "device_del", } { "return": {} diff --git a/docs/system/target-arm.rst b/docs/system/target-arm.rst index 3c0a584845..9aaa9c414c 100644 --- a/docs/system/target-arm.rst +++ b/docs/system/target-arm.rst @@ -63,10 +63,6 @@ large amounts of RAM. It also supports 64-bit CPUs. Board-specific documentation ============================ -Unfortunately many of the Arm boards QEMU supports are currently -undocumented; you can get a complete list by running -``qemu-system-aarch64 --machine help``. - .. This table of contents should be kept sorted alphabetically by the title text of each file, which isn't the same ordering @@ -90,11 +86,15 @@ undocumented; you can get a complete list by running arm/digic arm/cubieboard arm/emcraft-sf2 + arm/exynos + arm/fby35 arm/musicpal arm/kzm arm/nrf arm/nuvoton arm/imx25-pdk + arm/mcimx6ul-evk + arm/mcimx7d-sabre arm/orangepi arm/raspi arm/collie @@ -105,6 +105,7 @@ undocumented; you can get a complete list by running arm/xenpvh arm/xlnx-versal-virt arm/xlnx-zynq + arm/xlnx-zcu102 Emulated CPU architecture support ================================= diff --git a/hw/arm/virt.c b/hw/arm/virt.c index 8b2b991d97..1a381e9a2b 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -2213,7 +2213,7 @@ static void machvirt_init(MachineState *machine) exit(1); } - if (vms->mte && (kvm_enabled() || hvf_enabled())) { + if (vms->mte && hvf_enabled()) { error_report("mach-virt: %s does not support providing " "MTE to the guest CPU", current_accel_name()); @@ -2283,39 +2283,51 @@ static void machvirt_init(MachineState *machine) } if (vms->mte) { - /* Create the memory region only once, but link to all cpus. */ - if (!tag_sysmem) { - /* - * The property exists only if MemTag is supported. - * If it is, we must allocate the ram to back that up. - */ - if (!object_property_find(cpuobj, "tag-memory")) { - error_report("MTE requested, but not supported " - "by the guest CPU"); - exit(1); + if (tcg_enabled()) { + /* Create the memory region only once, but link to all cpus. */ + if (!tag_sysmem) { + /* + * The property exists only if MemTag is supported. + * If it is, we must allocate the ram to back that up. + */ + if (!object_property_find(cpuobj, "tag-memory")) { + error_report("MTE requested, but not supported " + "by the guest CPU"); + exit(1); + } + + tag_sysmem = g_new(MemoryRegion, 1); + memory_region_init(tag_sysmem, OBJECT(machine), + "tag-memory", UINT64_MAX / 32); + + if (vms->secure) { + secure_tag_sysmem = g_new(MemoryRegion, 1); + memory_region_init(secure_tag_sysmem, OBJECT(machine), + "secure-tag-memory", + UINT64_MAX / 32); + + /* As with ram, secure-tag takes precedence over tag. */ + memory_region_add_subregion_overlap(secure_tag_sysmem, + 0, tag_sysmem, -1); + } } - tag_sysmem = g_new(MemoryRegion, 1); - memory_region_init(tag_sysmem, OBJECT(machine), - "tag-memory", UINT64_MAX / 32); - + object_property_set_link(cpuobj, "tag-memory", + OBJECT(tag_sysmem), &error_abort); if (vms->secure) { - secure_tag_sysmem = g_new(MemoryRegion, 1); - memory_region_init(secure_tag_sysmem, OBJECT(machine), - "secure-tag-memory", UINT64_MAX / 32); - - /* As with ram, secure-tag takes precedence over tag. */ - memory_region_add_subregion_overlap(secure_tag_sysmem, 0, - tag_sysmem, -1); + object_property_set_link(cpuobj, "secure-tag-memory", + OBJECT(secure_tag_sysmem), + &error_abort); } - } - - object_property_set_link(cpuobj, "tag-memory", OBJECT(tag_sysmem), - &error_abort); - if (vms->secure) { - object_property_set_link(cpuobj, "secure-tag-memory", - OBJECT(secure_tag_sysmem), - &error_abort); + } else if (kvm_enabled()) { + if (!kvm_arm_mte_supported()) { + error_report("MTE requested, but not supported by KVM"); + exit(1); + } + kvm_arm_enable_mte(cpuobj, &error_abort); + } else { + error_report("MTE requested, but not supported "); + exit(1); } } diff --git a/hw/intc/arm_gic_kvm.c b/hw/intc/arm_gic_kvm.c index 53defee7d5..e2a73337b1 100644 --- a/hw/intc/arm_gic_kvm.c +++ b/hw/intc/arm_gic_kvm.c @@ -547,17 +547,10 @@ static void kvm_arm_gic_realize(DeviceState *dev, Error **errp) KVM_DEV_ARM_VGIC_CTRL_INIT, NULL, true, &error_abort); } - } else if (kvm_check_extension(kvm_state, KVM_CAP_DEVICE_CTRL)) { + } else { error_setg_errno(errp, -ret, "error creating in-kernel VGIC"); error_append_hint(errp, "Perhaps the host CPU does not support GICv2?\n"); - } else if (ret != -ENODEV && ret != -ENOTSUP) { - /* - * Very ancient kernel without KVM_CAP_DEVICE_CTRL: assume that - * ENODEV or ENOTSUP mean "can't create GICv2 with KVM_CREATE_DEVICE", - * and that we will get a GICv2 via KVM_CREATE_IRQCHIP. - */ - error_setg_errno(errp, -ret, "error creating in-kernel VGIC"); return; } diff --git a/hw/sd/omap_mmc.c b/hw/sd/omap_mmc.c index 91e9a3f1c6..1d4e30e6b7 100644 --- a/hw/sd/omap_mmc.c +++ b/hw/sd/omap_mmc.c @@ -103,6 +103,7 @@ static void omap_mmc_fifolevel_update(struct omap_mmc_s *host) } } +/* These must match the encoding of the MMC_CMD Response field */ typedef enum { sd_nore = 0, /* no response */ sd_r1, /* normal response command */ @@ -112,8 +113,17 @@ typedef enum { sd_r1b = -1, } sd_rsp_type_t; +/* These must match the encoding of the MMC_CMD Type field */ +typedef enum { + SD_TYPE_BC = 0, /* broadcast -- no response */ + SD_TYPE_BCR = 1, /* broadcast with response */ + SD_TYPE_AC = 2, /* addressed -- no data transfer */ + SD_TYPE_ADTC = 3, /* addressed with data transfer */ +} MMCCmdType; + static void omap_mmc_command(struct omap_mmc_s *host, int cmd, int dir, - sd_cmd_type_t type, int busy, sd_rsp_type_t resptype, int init) + MMCCmdType type, int busy, + sd_rsp_type_t resptype, int init) { uint32_t rspstatus, mask; int rsplen, timeout; @@ -128,7 +138,7 @@ static void omap_mmc_command(struct omap_mmc_s *host, int cmd, int dir, if (resptype == sd_r1 && busy) resptype = sd_r1b; - if (type == sd_adtc) { + if (type == SD_TYPE_ADTC) { host->fifo_start = 0; host->fifo_len = 0; host->transfer = 1; @@ -433,10 +443,10 @@ static void omap_mmc_write(void *opaque, hwaddr offset, for (i = 0; i < 8; i ++) s->rsp[i] = 0x0000; omap_mmc_command(s, value & 63, (value >> 15) & 1, - (sd_cmd_type_t) ((value >> 12) & 3), - (value >> 11) & 1, - (sd_rsp_type_t) ((value >> 8) & 7), - (value >> 7) & 1); + (MMCCmdType)((value >> 12) & 3), + (value >> 11) & 1, + (sd_rsp_type_t) ((value >> 8) & 7), + (value >> 7) & 1); omap_mmc_update(s); break; diff --git a/hw/sd/sd.c b/hw/sd/sd.c index a5d2d929a8..b2e2d58e01 100644 --- a/hw/sd/sd.c +++ b/hw/sd/sd.c @@ -71,6 +71,14 @@ typedef enum { sd_illegal = -2, } sd_rsp_type_t; +typedef enum { + sd_spi, + sd_bc, /* broadcast -- no response */ + sd_bcr, /* broadcast with response */ + sd_ac, /* addressed -- no data transfer */ + sd_adtc, /* addressed with data transfer */ +} sd_cmd_type_t; + enum SDCardModes { sd_inactive, sd_card_identification_mode, diff --git a/include/hw/sd/sd.h b/include/hw/sd/sd.h index d35a839f5e..f2458f37b3 100644 --- a/include/hw/sd/sd.h +++ b/include/hw/sd/sd.h @@ -75,14 +75,6 @@ typedef enum { UHS_III = 3, /* currently not supported */ } sd_uhs_mode_t; -typedef enum { - sd_spi, - sd_bc, /* broadcast -- no response */ - sd_bcr, /* broadcast with response */ - sd_ac, /* addressed -- no data transfer */ - sd_adtc, /* addressed with data transfer */ -} sd_cmd_type_t; - typedef struct { uint8_t cmd; uint32_t arg; diff --git a/scripts/symlink-install-tree.py b/scripts/symlink-install-tree.py index 8ed97e3c94..b72563895c 100644 --- a/scripts/symlink-install-tree.py +++ b/scripts/symlink-install-tree.py @@ -4,6 +4,7 @@ from pathlib import PurePath import errno import json import os +import shlex import subprocess import sys @@ -14,7 +15,7 @@ def destdir_join(d1: str, d2: str) -> str: return str(PurePath(d1, *PurePath(d2).parts[1:])) introspect = os.environ.get('MESONINTROSPECT') -out = subprocess.run([*introspect.split(' '), '--installed'], +out = subprocess.run([*shlex.split(introspect), '--installed'], stdout=subprocess.PIPE, check=True).stdout for source, dest in json.loads(out).items(): bundle_dest = destdir_join('qemu-bundle', dest) diff --git a/target/arm/cpu.c b/target/arm/cpu.c index 1320fd8c8f..5b751439bd 100644 --- a/target/arm/cpu.c +++ b/target/arm/cpu.c @@ -2390,14 +2390,22 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp) #ifndef CONFIG_USER_ONLY /* - * If we do not have tag-memory provided by the machine, - * reduce MTE support to instructions enabled at EL0. + * If we run with TCG and do not have tag-memory provided by + * the machine, then reduce MTE support to instructions enabled at EL0. * This matches Cortex-A710 BROADCASTMTE input being LOW. */ - if (cpu->tag_memory == NULL) { + if (tcg_enabled() && cpu->tag_memory == NULL) { cpu->isar.id_aa64pfr1 = FIELD_DP64(cpu->isar.id_aa64pfr1, ID_AA64PFR1, MTE, 1); } + + /* + * If MTE is supported by the host, however it should not be + * enabled on the guest (i.e mte=off), clear guest's MTE bits." + */ + if (kvm_enabled() && !cpu->kvm_mte) { + FIELD_DP64(cpu->isar.id_aa64pfr1, ID_AA64PFR1, MTE, 0); + } #endif } diff --git a/target/arm/cpu.h b/target/arm/cpu.h index f065756c5c..8fc8b6398f 100644 --- a/target/arm/cpu.h +++ b/target/arm/cpu.h @@ -922,6 +922,8 @@ struct ArchCPU { /* CPU has memory protection unit */ bool has_mpu; + /* CPU has MTE enabled in KVM mode */ + bool kvm_mte; /* PMSAv7 MPU number of supported regions */ uint32_t pmsav7_dregion; /* PMSAv8 MPU number of supported hyp regions */ diff --git a/target/arm/internals.h b/target/arm/internals.h index 299a96a81a..fd8f7c82aa 100644 --- a/target/arm/internals.h +++ b/target/arm/internals.h @@ -963,6 +963,7 @@ static inline uint32_t regime_el(CPUARMState *env, ARMMMUIdx mmu_idx) static inline bool regime_is_user(CPUARMState *env, ARMMMUIdx mmu_idx) { switch (mmu_idx) { + case ARMMMUIdx_E10_0: case ARMMMUIdx_E20_0: case ARMMMUIdx_Stage1_E0: case ARMMMUIdx_MUser: @@ -972,10 +973,6 @@ static inline bool regime_is_user(CPUARMState *env, ARMMMUIdx mmu_idx) return true; default: return false; - case ARMMMUIdx_E10_0: - case ARMMMUIdx_E10_1: - case ARMMMUIdx_E10_1_PAN: - g_assert_not_reached(); } } diff --git a/target/arm/kvm.c b/target/arm/kvm.c index f1f1b5b375..7b6812c0de 100644 --- a/target/arm/kvm.c +++ b/target/arm/kvm.c @@ -39,8 +39,10 @@ #include "hw/acpi/acpi.h" #include "hw/acpi/ghes.h" #include "target/arm/gtimer.h" +#include "migration/blocker.h" const KVMCapabilityInfo kvm_arch_required_capabilities[] = { + KVM_CAP_INFO(DEVICE_CTRL), KVM_CAP_LAST_INFO }; @@ -119,6 +121,21 @@ bool kvm_arm_create_scratch_host_vcpu(const uint32_t *cpus_to_try, if (vmfd < 0) { goto err; } + + /* + * The MTE capability must be enabled by the VMM before creating + * any VCPUs in order to allow the MTE bits of the ID_AA64PFR1 + * register to be probed correctly, as they are masked if MTE + * is not enabled. + */ + if (kvm_arm_mte_supported()) { + KVMState kvm_state; + + kvm_state.fd = kvmfd; + kvm_state.vmfd = vmfd; + kvm_vm_enable_cap(&kvm_state, KVM_CAP_ARM_MTE, 0); + } + cpufd = ioctl(vmfd, KVM_CREATE_VCPU, 0); if (cpufd < 0) { goto err; @@ -675,19 +692,11 @@ static void kvm_arm_set_device_addr(KVMDevice *kd) { struct kvm_device_attr *attr = &kd->kdattr; int ret; + uint64_t addr = kd->kda.addr; - /* If the device control API is available and we have a device fd on the - * KVMDevice struct, let's use the newer API - */ - if (kd->dev_fd >= 0) { - uint64_t addr = kd->kda.addr; - - addr |= kd->kda_addr_ormask; - attr->addr = (uintptr_t)&addr; - ret = kvm_device_ioctl(kd->dev_fd, KVM_SET_DEVICE_ATTR, attr); - } else { - ret = kvm_vm_ioctl(kvm_state, KVM_ARM_SET_DEVICE_ADDR, &kd->kda); - } + addr |= kd->kda_addr_ormask; + attr->addr = (uintptr_t)&addr; + ret = kvm_device_ioctl(kd->dev_fd, KVM_SET_DEVICE_ATTR, attr); if (ret < 0) { fprintf(stderr, "Failed to set device address: %s\n", @@ -1793,6 +1802,11 @@ bool kvm_arm_sve_supported(void) return kvm_check_extension(kvm_state, KVM_CAP_ARM_SVE); } +bool kvm_arm_mte_supported(void) +{ + return kvm_check_extension(kvm_state, KVM_CAP_ARM_MTE); +} + QEMU_BUILD_BUG_ON(KVM_ARM64_SVE_VQ_MIN != 1); uint32_t kvm_arm_sve_get_vls(ARMCPU *cpu) @@ -2417,3 +2431,40 @@ int kvm_arch_remove_sw_breakpoint(CPUState *cs, struct kvm_sw_breakpoint *bp) } return 0; } + +void kvm_arm_enable_mte(Object *cpuobj, Error **errp) +{ + static bool tried_to_enable; + static bool succeeded_to_enable; + Error *mte_migration_blocker = NULL; + ARMCPU *cpu = ARM_CPU(cpuobj); + int ret; + + if (!tried_to_enable) { + /* + * MTE on KVM is enabled on a per-VM basis (and retrying doesn't make + * sense), and we only want a single migration blocker as well. + */ + tried_to_enable = true; + + ret = kvm_vm_enable_cap(kvm_state, KVM_CAP_ARM_MTE, 0); + if (ret) { + error_setg_errno(errp, -ret, "Failed to enable KVM_CAP_ARM_MTE"); + return; + } + + /* TODO: Add migration support with MTE enabled */ + error_setg(&mte_migration_blocker, + "Live migration disabled due to MTE enabled"); + if (migrate_add_blocker(&mte_migration_blocker, errp)) { + error_free(mte_migration_blocker); + return; + } + + succeeded_to_enable = true; + } + + if (succeeded_to_enable) { + cpu->kvm_mte = true; + } +} diff --git a/target/arm/kvm_arm.h b/target/arm/kvm_arm.h index cfaa0d9bc7..2e6b49bf13 100644 --- a/target/arm/kvm_arm.h +++ b/target/arm/kvm_arm.h @@ -22,17 +22,15 @@ * @devid: the KVM device ID * @group: device control API group for setting addresses * @attr: device control API address type - * @dev_fd: device control device file descriptor (or -1 if not supported) + * @dev_fd: device control device file descriptor * @addr_ormask: value to be OR'ed with resolved address * - * Remember the memory region @mr, and when it is mapped by the - * machine model, tell the kernel that base address using the - * KVM_ARM_SET_DEVICE_ADDRESS ioctl or the newer device control API. @devid - * should be the ID of the device as defined by KVM_ARM_SET_DEVICE_ADDRESS or - * the arm-vgic device in the device control API. - * The machine model may map - * and unmap the device multiple times; the kernel will only be told the final - * address at the point where machine init is complete. + * Remember the memory region @mr, and when it is mapped by the machine + * model, tell the kernel that base address using the device control API. + * @devid should be the ID of the device as defined by the arm-vgic device + * in the device control API. The machine model may map and unmap the device + * multiple times; the kernel will only be told the final address at the + * point where machine init is complete. */ void kvm_arm_register_device(MemoryRegion *mr, uint64_t devid, uint64_t group, uint64_t attr, int dev_fd, uint64_t addr_ormask); @@ -189,6 +187,13 @@ bool kvm_arm_pmu_supported(void); bool kvm_arm_sve_supported(void); /** + * kvm_arm_mte_supported: + * + * Returns: true if KVM can enable MTE, and false otherwise. + */ +bool kvm_arm_mte_supported(void); + +/** * kvm_arm_get_max_vm_ipa_size: * @ms: Machine state handle * @fixed_ipa: True when the IPA limit is fixed at 40. This is the case @@ -214,6 +219,8 @@ void kvm_arm_pvtime_init(ARMCPU *cpu, uint64_t ipa); int kvm_arm_set_irq(int cpu, int irqtype, int irq, int level); +void kvm_arm_enable_mte(Object *cpuobj, Error **errp); + #else /* @@ -235,6 +242,11 @@ static inline bool kvm_arm_sve_supported(void) return false; } +static inline bool kvm_arm_mte_supported(void) +{ + return false; +} + /* * These functions should never actually be called without KVM support. */ @@ -283,6 +295,11 @@ static inline uint32_t kvm_arm_sve_get_vls(ARMCPU *cpu) g_assert_not_reached(); } +static inline void kvm_arm_enable_mte(Object *cpuobj, Error **errp) +{ + g_assert_not_reached(); +} + #endif #endif diff --git a/target/arm/tcg/helper-a64.c b/target/arm/tcg/helper-a64.c index 56b431faf5..8f42a28d07 100644 --- a/target/arm/tcg/helper-a64.c +++ b/target/arm/tcg/helper-a64.c @@ -1348,7 +1348,7 @@ static void do_setm(CPUARMState *env, uint32_t syndrome, uint32_t mtedesc, /* Do the actual memset: we leave the last partial page to SETE */ stagesetsize = setsize & TARGET_PAGE_MASK; while (stagesetsize > 0) { - step = stepfn(env, toaddr, setsize, data, memidx, &mtedesc, ra); + step = stepfn(env, toaddr, stagesetsize, data, memidx, &mtedesc, ra); toaddr += step; setsize -= step; stagesetsize -= step; diff --git a/target/arm/vfp_helper.c b/target/arm/vfp_helper.c index 203d37303b..62638d2b1f 100644 --- a/target/arm/vfp_helper.c +++ b/target/arm/vfp_helper.c @@ -59,32 +59,6 @@ static inline int vfp_exceptbits_from_host(int host_bits) return target_bits; } -/* Convert vfp exception flags to target form. */ -static inline int vfp_exceptbits_to_host(int target_bits) -{ - int host_bits = 0; - - if (target_bits & 1) { - host_bits |= float_flag_invalid; - } - if (target_bits & 2) { - host_bits |= float_flag_divbyzero; - } - if (target_bits & 4) { - host_bits |= float_flag_overflow; - } - if (target_bits & 8) { - host_bits |= float_flag_underflow; - } - if (target_bits & 0x10) { - host_bits |= float_flag_inexact; - } - if (target_bits & 0x80) { - host_bits |= float_flag_input_denormal; - } - return host_bits; -} - static uint32_t vfp_get_fpsr_from_host(CPUARMState *env) { uint32_t i; @@ -99,15 +73,14 @@ static uint32_t vfp_get_fpsr_from_host(CPUARMState *env) return vfp_exceptbits_from_host(i); } -static void vfp_set_fpsr_to_host(CPUARMState *env, uint32_t val) +static void vfp_clear_float_status_exc_flags(CPUARMState *env) { /* - * The exception flags are ORed together when we read fpscr so we - * only need to preserve the current state in one of our - * float_status values. + * Clear out all the exception-flag information in the float_status + * values. The caller should have arranged for env->vfp.fpsr to + * be the architecturally up-to-date exception flag information first. */ - int i = vfp_exceptbits_to_host(val); - set_float_exception_flags(i, &env->vfp.fp_status); + set_float_exception_flags(0, &env->vfp.fp_status); set_float_exception_flags(0, &env->vfp.fp_status_f16); set_float_exception_flags(0, &env->vfp.standard_fp_status); set_float_exception_flags(0, &env->vfp.standard_fp_status_f16); @@ -164,7 +137,7 @@ static uint32_t vfp_get_fpsr_from_host(CPUARMState *env) return 0; } -static void vfp_set_fpsr_to_host(CPUARMState *env, uint32_t val) +static void vfp_clear_float_status_exc_flags(CPUARMState *env) { } @@ -216,8 +189,6 @@ void vfp_set_fpsr(CPUARMState *env, uint32_t val) { ARMCPU *cpu = env_archcpu(env); - vfp_set_fpsr_to_host(env, val); - if (arm_feature(env, ARM_FEATURE_NEON) || cpu_isar_feature(aa32_mve, cpu)) { /* @@ -231,13 +202,18 @@ void vfp_set_fpsr(CPUARMState *env, uint32_t val) } /* - * The only FPSR bits we keep in vfp.fpsr are NZCV: - * the exception flags IOC|DZC|OFC|UFC|IXC|IDC are stored in - * fp_status, and QC is in vfp.qc[]. Store the NZCV bits there, - * and zero any of the other FPSR bits. + * NZCV lives only in env->vfp.fpsr. The cumulative exception flags + * IOC|DZC|OFC|UFC|IXC|IDC also live in env->vfp.fpsr, with possible + * extra pending exception information that hasn't yet been folded in + * living in the float_status values (for TCG). + * Since this FPSR write gives us the up to date values of the exception + * flags, we want to store into vfp.fpsr the NZCV and CEXC bits, zeroing + * anything else. We also need to clear out the float_status exception + * information so that the next vfp_get_fpsr does not fold in stale data. */ - val &= FPSR_NZCV_MASK; + val &= FPSR_NZCV_MASK | FPSR_CEXC_MASK; env->vfp.fpsr = val; + vfp_clear_float_status_exc_flags(env); } static void vfp_set_fpcr_masked(CPUARMState *env, uint32_t val, uint32_t mask) diff --git a/tests/functional/meson.build b/tests/functional/meson.build index 97c1c597e8..84a07970d4 100644 --- a/tests/functional/meson.build +++ b/tests/functional/meson.build @@ -18,6 +18,7 @@ test_timeouts = { 'arm_aspeed' : 600, 'arm_raspi2' : 120, 'arm_tuxrun' : 120, + 'arm_sx1' : 360, 'mips_malta' : 120, 'netdev_ethtool' : 180, 'ppc_40p' : 240, @@ -54,8 +55,10 @@ tests_alpha_system_thorough = [ tests_arm_system_thorough = [ 'arm_aspeed', 'arm_canona1100', + 'arm_collie', 'arm_integratorcp', 'arm_raspi2', + 'arm_sx1', 'arm_vexpress', 'arm_tuxrun', ] diff --git a/tests/functional/test_arm_collie.py b/tests/functional/test_arm_collie.py new file mode 100755 index 0000000000..7e144a0a8f --- /dev/null +++ b/tests/functional/test_arm_collie.py @@ -0,0 +1,31 @@ +#!/usr/bin/env python3 +# +# Functional test that boots a Linux kernel on a collie machine +# and checks the console +# +# SPDX-License-Identifier: GPL-2.0-or-later + +from qemu_test import LinuxKernelTest, Asset +from qemu_test.utils import archive_extract + +class CollieTest(LinuxKernelTest): + + ASSET_ZIMAGE = Asset( + 'https://github.com/groeck/linux-test-downloads/raw/225223f2ad7d637b34426810bf6c3b727b76a718/collie/zImage', + '10ace8abf9e0875ef8a83b8829cc3b5b50bc6d7bc3ca29f19f49f5673a43c13b') + + ASSET_ROOTFS = Asset( + 'https://github.com/groeck/linux-test-downloads/raw/225223f2ad7d637b34426810bf6c3b727b76a718/collie/rootfs-sa110.cpio', + '89ccaaa5c6b33331887047e1618ffe81b0f55909173944347d5d2426f3bcc1f2') + + def test_arm_collie(self): + self.set_machine('collie') + zimage_path = self.ASSET_ZIMAGE.fetch() + rootfs_path = self.ASSET_ROOTFS.fetch() + self.vm.add_args('-append', 'rdinit=/sbin/init console=ttySA1') + self.launch_kernel(zimage_path, + initrd=rootfs_path, + wait_for='reboot: Restarting system') + +if __name__ == '__main__': + LinuxKernelTest.main() diff --git a/tests/functional/test_arm_sx1.py b/tests/functional/test_arm_sx1.py new file mode 100755 index 0000000000..2d86405831 --- /dev/null +++ b/tests/functional/test_arm_sx1.py @@ -0,0 +1,72 @@ +#!/usr/bin/env python3 +# +# Copyright (c) 2024 Linaro Ltd. +# +# Functional test that boots a Linux kernel on an sx1 machine +# and checks the console. We have three variants: +# * just boot initrd +# * boot with filesystem on SD card +# * boot from flash +# In all cases these images have a userspace that is configured +# to immediately reboot the system on successful boot, so we +# only need to wait for QEMU to exit (via -no-reboot). +# +# SPDX-License-Identifier: GPL-2.0-or-later + +from qemu_test import LinuxKernelTest, Asset +from qemu_test.utils import archive_extract + +class SX1Test(LinuxKernelTest): + + ASSET_ZIMAGE = Asset( + 'https://github.com/groeck/linux-test-downloads/raw/225223f2ad7d637b34426810bf6c3b727b76a718/sx1/zImage', + 'a0271899a8dc2165f9e0adb2d0a57fc839ae3a469722ffc56c77e108a8887615') + + ASSET_INITRD = Asset( + 'https://github.com/groeck/linux-test-downloads/raw/225223f2ad7d637b34426810bf6c3b727b76a718/sx1/rootfs-armv4.cpio', + '35b0721249821aa544cd85b85d3cb8901db4c6d128eed86ab261e5d9e37d58f8') + + ASSET_SD_FS = Asset( + 'https://github.com/groeck/linux-test-downloads/raw/225223f2ad7d637b34426810bf6c3b727b76a718/sx1/rootfs-armv4.ext2', + 'c1db7f43ef92469ebc8605013728c8950e7608439f01d13678994f0ce101c3a8') + + ASSET_FLASH = Asset( + 'https://github.com/groeck/linux-test-downloads/raw/225223f2ad7d637b34426810bf6c3b727b76a718/sx1/flash', + '17e6a2758fa38efd2666be0879d4751fd37d194f25168a8deede420df519b676') + + CONSOLE_ARGS = 'console=ttyS0,115200 earlycon=uart8250,mmio32,0xfffb0000,115200n8' + + def test_arm_sx1_initrd(self): + self.set_machine('sx1') + zimage_path = self.ASSET_ZIMAGE.fetch() + initrd_path = self.ASSET_INITRD.fetch() + self.vm.add_args('-append', f'kunit.enable=0 rdinit=/sbin/init {self.CONSOLE_ARGS}') + self.vm.add_args('-no-reboot') + self.launch_kernel(zimage_path, + initrd=initrd_path) + self.vm.wait() + + def test_arm_sx1_sd(self): + self.set_machine('sx1') + zimage_path = self.ASSET_ZIMAGE.fetch() + sd_fs_path = self.ASSET_SD_FS.fetch() + self.vm.add_args('-append', f'kunit.enable=0 root=/dev/mmcblk0 rootwait {self.CONSOLE_ARGS}') + self.vm.add_args('-no-reboot') + self.vm.add_args('-snapshot') + self.vm.add_args('-drive', f'format=raw,if=sd,file={sd_fs_path}') + self.launch_kernel(zimage_path) + self.vm.wait() + + def test_arm_sx1_flash(self): + self.set_machine('sx1') + zimage_path = self.ASSET_ZIMAGE.fetch() + flash_path = self.ASSET_FLASH.fetch() + self.vm.add_args('-append', f'kunit.enable=0 root=/dev/mtdblock3 rootwait {self.CONSOLE_ARGS}') + self.vm.add_args('-no-reboot') + self.vm.add_args('-snapshot') + self.vm.add_args('-drive', f'format=raw,if=pflash,file={flash_path}') + self.launch_kernel(zimage_path) + self.vm.wait() + +if __name__ == '__main__': + LinuxKernelTest.main() |