- Feb 09, 2022
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Alex Bennée authored
Users wanting this sort of functionality should turn to TCG plugins instead. Signed-off-by:
Alex Bennée <alex.bennee@linaro.org> Reviewed-by:
Richard Henderson <richard.henderson@linaro.org> Cc: Luis Vilanova <vilanova@imperial.ac.uk> Cc: Stefan Hajnoczi <stefanha@redhat.com> Message-Id: <20220204204335.1689602-18-alex.bennee@linaro.org>
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Alex Bennée authored
Given the other failures it looks like general thread handling on sh4 is sketchy. It fails more often on CI than on my developer machine though. See https://gitlab.com/qemu-project/qemu/-/issues/856 for more details. Signed-off-by:
Alex Bennée <alex.bennee@linaro.org> Cc: Yoshinori Sato <ysato@users.sourceforge.jp> Cc: Laurent Vivier <laurent@vivier.eu> Tested-by:
Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by:
Philippe Mathieu-Daudé <f4bug@amsat.org> Message-Id: <20220204204335.1689602-17-alex.bennee@linaro.org>
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Thomas Huth authored
Support for CentOS 8 has stopped at the end of 2021, so let's switch to the Stream variant instead. Signed-off-by:
Thomas Huth <thuth@redhat.com> Reviewed-by:
Philippe Mathieu-Daudé <f4bug@amsat.org> Tested-by:
Philippe Mathieu-Daudé <f4bug@amsat.org> Message-Id: <20220201101911.97900-1-thuth@redhat.com> Signed-off-by:
Alex Bennée <alex.bennee@linaro.org> Message-Id: <20220204204335.1689602-16-alex.bennee@linaro.org>
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Thomas Huth authored
When running "make lcitool-refresh" in an out-of-tree build, it currently fails with an error message from git like this: fatal: not a git repository (or any parent up to mount point /) Stopping at filesystem boundary (GIT_DISCOVERY_ACROSS_FILESYSTEM not set). Fix it by changing to the source directory first before updating the submodule. Signed-off-by:
Thomas Huth <thuth@redhat.com> Reviewed-by:
Daniel P. Berrangé <berrange@redhat.com> Reviewed-by:
Philippe Mathieu-Daudé <f4bug@amsat.org> Message-Id: <20220201085554.85733-1-thuth@redhat.com> Signed-off-by:
Alex Bennée <alex.bennee@linaro.org> Message-Id: <20220204204335.1689602-15-alex.bennee@linaro.org>
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Stefan Hajnoczi authored
Personal repos may not have release tags (v6.0.0, v6.1.0, etc) and this causes cross_system_build_job to fail when pretty-printing a unique qemu-setup-*.exe name: version="$(git describe --match v[0-9]*)"; ^^^^^^^^^^ fails ^^^^^^^^^^^ mv -v qemu-setup*.exe qemu-setup-${version}.exe; Fall back to the short commit hash if necessary. This fixes CI failures that Greg Kurz and I experienced in our personal repos. Cc: Greg Kurz <groug@kaod.org> Cc: Gerd Hoffmann <kraxel@redhat.com> Cc: Philippe Mathieu-Daudé <philmd@redhat.com> Signed-off-by:
Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by:
Greg Kurz <groug@kaod.org> Reviewed-by:
Thomas Huth <thuth@redhat.com> Reviewed-by:
Philippe Mathieu-Daudé <f4bug@amsat.org> Message-Id: <20220125173454.10381-1-stefanha@redhat.com> Signed-off-by:
Alex Bennée <alex.bennee@linaro.org> Message-Id: <20220204204335.1689602-14-alex.bennee@linaro.org>
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Alex Bennée authored
Ideally we should keep all our automatic formatting gubins in here. Signed-off-by:
Alex Bennée <alex.bennee@linaro.org> Reviewed-by:
Richard Henderson <richard.henderson@linaro.org> Tested-by:
Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by:
Philippe Mathieu-Daudé <f4bug@amsat.org> Message-Id: <20220204204335.1689602-13-alex.bennee@linaro.org>
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Philippe Mathieu-Daudé authored
On Debian we also need libibumad to enable RDMA: $ ../configure --enable-rdma ERROR: OpenFabrics librdmacm/libibverbs/libibumad not present. Your options: (1) Fast: Install infiniband packages (devel) from your distro. (2) Cleanest: Install libraries from www.openfabrics.org (3) Also: Install softiwarp if you don't have RDMA hardware Add the dependency to lcitool's qemu.yml (where librdmacm and libibverbs are already listed) and refresh the generated files by running: $ make lcitool-refresh Reviewed-by:
Daniel P. Berrangé <berrange@redhat.com> Signed-off-by:
Philippe Mathieu-Daudé <f4bug@amsat.org> Signed-off-by:
Alex Bennée <alex.bennee@linaro.org> Message-Id: <20220121154134.315047-8-f4bug@amsat.org> Message-Id: <20220204204335.1689602-12-alex.bennee@linaro.org>
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Philippe Mathieu-Daudé authored
lcitool doesn't support MSYS2 targets, so manually remove this now unnecessary library. Reviewed-by:
Daniel P. Berrangé <berrange@redhat.com> Reviewed-by:
Thomas Huth <thuth@redhat.com> Signed-off-by:
Philippe Mathieu-Daudé <f4bug@amsat.org> Signed-off-by:
Alex Bennée <alex.bennee@linaro.org> Message-Id: <20220121154134.315047-7-f4bug@amsat.org> Message-Id: <20220204204335.1689602-11-alex.bennee@linaro.org>
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Philippe Mathieu-Daudé authored
The previous commit removed all uses of libxml2. Refresh lcitool submodule, update qemu.yml and refresh the generated files by running: $ make lcitool-refresh Note: This refreshment also removes libudev dependency on Fedora and CentOS due to libvirt-ci commit 18bfaee ("mappings: Improve mapping for libudev"), since "The udev project has been absorbed by the systemd project", and lttng-ust on FreeBSD runners due to libvirt-ci commit 6dd9b6f ("guests: drop lttng-ust from FreeBSD platform"). Reviewed-by:
Daniel P. Berrangé <berrange@redhat.com> Signed-off-by:
Philippe Mathieu-Daudé <f4bug@amsat.org> Signed-off-by:
Alex Bennée <alex.bennee@linaro.org> Message-Id: <20220121154134.315047-6-f4bug@amsat.org> Message-Id: <20220204204335.1689602-10-alex.bennee@linaro.org>
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Michael Tokarev authored
For a long time, we assumed that libxml2 is necessary for parallels block format support (block/parallels*). However, this format actually does not use libxml [*]. Since this is the only user of libxml2 in whole QEMU tree, we can drop all libxml2 checks and dependencies too. It is even more: --enable-parallels configure option was the only option which was silently ignored when it's (fake) dependency (libxml2) isn't installed. Drop all mentions of libxml2. [*] Actually the basis for libxml use were introduced in commit ed279a06 ("configure: add dependency") but the implementation was never merged: https://lore.kernel.org/qemu-devel/70227bbd-a517-70e9-714f-e6e0ec431be9@openvz.org/ Signed-off-by:
Michael Tokarev <mjt@tls.msk.ru> Reviewed-by:
Stefan Hajnoczi <stefanha@redhat.com> Message-Id: <20220119090423.149315-1-mjt@msgid.tls.msk.ru> Tested-by:
Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by:
Philippe Mathieu-Daudé <f4bug@amsat.org> [PMD: Updated description and adapted to use lcitool] Reviewed-by:
Thomas Huth <thuth@redhat.com> Signed-off-by:
Philippe Mathieu-Daudé <f4bug@amsat.org> Signed-off-by:
Alex Bennée <alex.bennee@linaro.org> Message-Id: <20220121154134.315047-5-f4bug@amsat.org> Reviewed-by:
Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Message-Id: <20220204204335.1689602-9-alex.bennee@linaro.org>
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Philippe Mathieu-Daudé authored
The script only include the local qemu.yml for Dockerfiles. Since we want to keep the Cirrus-CI generated files in sync, also use the --data-dir option in generate_cirrus(). Fixes: c45a540f (".gitlab-ci.d/cirrus: auto-generate variables with lcitool") Reported-by:
Daniel P. Berrangé <berrange@redhat.com> Reviewed-by:
Daniel P. Berrangé <berrange@redhat.com> Signed-off-by:
Philippe Mathieu-Daudé <f4bug@amsat.org> Signed-off-by:
Alex Bennée <alex.bennee@linaro.org> Message-Id: <20220121154134.315047-4-f4bug@amsat.org> Message-Id: <20220204204335.1689602-8-alex.bennee@linaro.org>
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Philippe Mathieu-Daudé authored
Correct the libvirt-ci repository URL to avoid this warning when cloning / refreshing the submodule: warning: redirecting to https://gitlab.com/libvirt/libvirt-ci.git/ Fixes: 4ebb040f ("tests: integrate lcitool for generating build env manifests") Reviewed-by:
Daniel P. Berrangé <berrange@redhat.com> Reviewed-by:
Thomas Huth <thuth@redhat.com> Signed-off-by:
Philippe Mathieu-Daudé <f4bug@amsat.org> Signed-off-by:
Alex Bennée <alex.bennee@linaro.org> Message-Id: <20220121154134.315047-3-f4bug@amsat.org> Message-Id: <20220204204335.1689602-7-alex.bennee@linaro.org>
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Philippe Mathieu-Daudé authored
lcitool is used by build test / automation, we want maintainers to get notified if the submodule is updated. Reviewed-by:
Daniel P. Berrangé <berrange@redhat.com> Reviewed-by:
Thomas Huth <thuth@redhat.com> Signed-off-by:
Philippe Mathieu-Daudé <f4bug@amsat.org> Signed-off-by:
Alex Bennée <alex.bennee@linaro.org> Message-Id: <20220121154134.315047-2-f4bug@amsat.org> Message-Id: <20220204204335.1689602-6-alex.bennee@linaro.org>
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Alex Bennée authored
The gcovr tool is very messy and can leave a lot of crap in the source tree even when using build directories. Signed-off-by:
Alex Bennée <alex.bennee@linaro.org> Reviewed-by:
Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by:
Richard Henderson <richard.henderson@linaro.org> Message-Id: <20220204204335.1689602-5-alex.bennee@linaro.org>
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Alex Bennée authored
Left over .gcno files from old builds can really confuse gcov and the user expects a clean slate after "make clean". Make clean mean clean. Signed-off-by:
Alex Bennée <alex.bennee@linaro.org> Reviewed-by:
Richard Henderson <richard.henderson@linaro.org> Reviewed-by:
Philippe Mathieu-Daudé <f4bug@amsat.org> Message-Id: <20220204204335.1689602-4-alex.bennee@linaro.org>
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Alex Bennée authored
If this starts causing failures again we should probably fix that. Signed-off-by:
Alex Bennée <alex.bennee@linaro.org> Tested-by:
Thomas Huth <thuth@redhat.com> Message-Id: <20220204204335.1689602-3-alex.bennee@linaro.org>
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Alex Bennée authored
This is no longer needed since a2ce7dbd ("meson: convert tests/qtest to meson", 2020-08-21) Signed-off-by:
Alex Bennée <alex.bennee@linaro.org> Reviewed-by:
Philippe Mathieu-Daudé <f4bug@amsat.org> Message-Id: <20220204204335.1689602-2-alex.bennee@linaro.org>
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- Feb 08, 2022
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Peter Maydell authored
target-arm queue: * Fix handling of SVE ZCR_LEN when using VHE * xlnx-zynqmp: 'Or' the QSPI / QSPI DMA IRQs * Don't ever enable PSCI when booting guest in EL3 * Adhere to SMCCC 1.3 section 5.2 * highbank: Fix issues with booting SMP * midway: Fix issues booting at all * boot: Drop existing dtb /psci node rather than retaining it * versal-virt: Always call arm_load_kernel() * force flag recalculation when messing with DAIF * hw/timer/armv7m_systick: Update clock source before enabling timer * hw/arm/smmuv3: Fix device reset * hw/intc/arm_gicv3_its: refactorings and minor bug fixes * hw/sensor: Add lsm303dlhc magnetometer device # gpg: Signature made Tue 08 Feb 2022 11:39:15 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-20220208: (39 commits) hw/sensor: Add lsm303dlhc magnetometer device hw/intc/arm_gicv3_its: Split error checks hw/intc/arm_gicv3_its: Don't allow intid 1023 in MAPI/MAPTI hw/intc/arm_gicv3_its: In MAPC with V=0, don't check rdbase field hw/intc/arm_gicv3_its: Drop TableDesc and CmdQDesc valid fields hw/intc/arm_gicv3_its: Make update_ite() use ITEntry hw/intc/arm_gicv3_its: Pass ITE values back from get_ite() via a struct hw/intc/arm_gicv3_its: Avoid nested ifs in get_ite() hw/intc/arm_gicv3_its: Fix address calculation in get_ite() and update_ite() hw/intc/arm_gicv3_its: Pass CTEntry to update_cte() hw/intc/arm_gicv3_its: Keep CTEs as a struct, not a raw uint64_t hw/intc/arm_gicv3_its: Pass DTEntry to update_dte() hw/intc/arm_gicv3_its: Keep DTEs as a struct, not a raw uint64_t hw/intc/arm_gicv3_its: Use address_space_map() to access command queue packets hw/arm/smmuv3: Fix device reset hw/timer/armv7m_systick: Update clock source before enabling timer arm: force flag recalculation when messing with DAIF hw/arm: versal-virt: Always call arm_load_kernel() hw/arm/boot: Drop existing dtb /psci node rather than retaining it hw/arm/boot: Drop nb_cpus field from arm_boot_info ... Signed-off-by:
Peter Maydell <peter.maydell@linaro.org>
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Kevin Townsend authored
This commit adds emulation of the magnetometer on the LSM303DLHC. It allows the magnetometer's X, Y and Z outputs to be set via the mag-x, mag-y and mag-z properties, as well as the 12-bit temperature output via the temperature property. Sensor can be enabled with 'CONFIG_LSM303DLHC_MAG=y'. Signed-off-by:
Kevin Townsend <kevin.townsend@linaro.org> Message-id: 20220130095032.35392-1-kevin.townsend@linaro.org Reviewed-by:
Peter Maydell <peter.maydell@linaro.org> Signed-off-by:
Peter Maydell <peter.maydell@linaro.org>
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Peter Maydell authored
In most of the ITS command processing, we check different error possibilities one at a time and log them appropriately. In process_mapti() and process_mapd() we have code which checks multiple error cases at once, which means the logging is less specific than it could be. Split those cases up. Signed-off-by:
Peter Maydell <peter.maydell@linaro.org> Reviewed-by:
Richard Henderson <richard.henderson@linaro.org> Message-id: 20220201193207.2771604-14-peter.maydell@linaro.org
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Peter Maydell authored
When handling MAPI/MAPTI, we allow the supplied interrupt ID to be either 1023 or something in the valid LPI range. This is a mistake: only a real valid LPI is allowed. (The general behaviour of the ITS is that most interrupt ID fields require a value in the LPI range; the exception is that fields specifying a doorbell value, which are all in GICv4 commands, allow also 1023 to mean "no doorbell".) Remove the condition that incorrectly allows 1023 here. Signed-off-by:
Peter Maydell <peter.maydell@linaro.org> Reviewed-by:
Richard Henderson <richard.henderson@linaro.org> Message-id: 20220201193207.2771604-13-peter.maydell@linaro.org
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Peter Maydell authored
In the MAPC command, if V=0 this is a request to delete a collection table entry and the rdbase field of the command packet will not be used. In particular, the specification says that the "UNPREDICTABLE if rdbase is not valid" only applies for V=1. We were doing a check-and-log-guest-error on rdbase regardless of whether the V bit was set, and also (harmlessly but confusingly) storing the contents of the rdbase field into the updated collection table entry. Update the code so that if V=0 we don't check or use the rdbase field value. Signed-off-by:
Peter Maydell <peter.maydell@linaro.org> Reviewed-by:
Richard Henderson <richard.henderson@linaro.org> Message-id: 20220201193207.2771604-12-peter.maydell@linaro.org
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Peter Maydell authored
Currently we track in the TableDesc and CmdQDesc structs the state of the GITS_BASER<n> and GITS_CBASER Valid bits. However we aren't very consistent abut checking the valid field: we test it in update_cte() and update_dte(), but not anywhere else we look things up in tables. The GIC specification says that it is UNPREDICTABLE if a guest fails to set any of these Valid bits before enabling the ITS via GITS_CTLR.Enabled. So we can choose to handle Valid == 0 as equivalent to a zero-length table. This is in fact how we're already catching this case in most of the table-access paths: when Valid is 0 we leave the num_entries fields in TableDesc or CmdQDesc set to zero, and then the out-of-bounds check "index >= num_entries" that we have to do anyway before doing any of these table lookups will always be true, catching the no-valid-table case without any extra code. So we can remove the checks on the valid field from update_cte() and update_dte(): since these happen after the bounds check there was never any case when the test could fail. That means the valid fields would be entirely unused, so just remove them. Signed-off-by:
Peter Maydell <peter.maydell@linaro.org> Reviewed-by:
Richard Henderson <richard.henderson@linaro.org> Message-id: 20220201193207.2771604-11-peter.maydell@linaro.org
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Peter Maydell authored
Make the update_ite() struct use the new ITEntry struct, so that callers don't need to assemble the in-memory ITE data themselves, and only get_ite() and update_ite() need to care about that in-memory layout. We can then drop the no-longer-used IteEntry struct definition. Signed-off-by:
Peter Maydell <peter.maydell@linaro.org> Reviewed-by:
Richard Henderson <richard.henderson@linaro.org> Message-id: 20220201193207.2771604-10-peter.maydell@linaro.org
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Peter Maydell authored
In get_ite() we currently return the caller some of the fields of an Interrupt Table Entry via a set of pointer arguments, and validate some of them internally (interrupt type and valid bit) to return a simple true/false 'valid' indication. Define a new ITEntry struct which has all the fields that the in-memory ITE has, and bring the get_ite() function in to line with get_dte() and get_cte(). This paves the way for handling virtual interrupts, which will want a different subset of the fields in the ITE. Handling them under the old "lots of pointer arguments" scheme would have meant a confusingly large set of arguments for this function. The new struct ITEntry is obviously confusably similar to the existing IteEntry struct, whose fields are the raw 12 bytes of the in-memory ITE. In the next commit we will make update_ite() use ITEntry instead of IteEntry, which will allow us to delete the IteEntry struct and remove the confusion. Signed-off-by:
Peter Maydell <peter.maydell@linaro.org> Reviewed-by:
Richard Henderson <richard.henderson@linaro.org> Message-id: 20220201193207.2771604-9-peter.maydell@linaro.org
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Peter Maydell authored
The get_ite() code has some awkward nested if statements; clean them up by returning early if the memory accesses fail. Signed-off-by:
Peter Maydell <peter.maydell@linaro.org> Reviewed-by:
Richard Henderson <richard.henderson@linaro.org> Message-id: 20220201193207.2771604-8-peter.maydell@linaro.org
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Peter Maydell authored
In get_ite() and update_ite() we work with a 12-byte in-guest-memory table entry, which we intend to handle as an 8-byte value followed by a 4-byte value. Unfortunately the calculation of the address of the 4-byte value is wrong, because we write it as: table_base_address + (index * entrysize) + 4 (obfuscated by the way the expression has been written) when it should be + 8. This bug meant that we overwrote the top bytes of the 8-byte value with the 4-byte value. There are no guest-visible effects because the top half of the 8-byte value contains only the doorbell interrupt field, which is used only in GICv4, and the two bugs in the "write ITE" and "read ITE" codepaths cancel each other out. We can't simply change the calculation, because this would break migration of a (TCG) guest from the old version of QEMU which had in-guest-memory interrupt tables written using the buggy version of update_ite(). We must also at the same time change the layout of the fields within the ITE_L and ITE_H values so that the in-memory locations of the fields we care about (VALID, INTTYPE, INTID and ICID) stay the same. Signed-off-by:
Peter Maydell <peter.maydell@linaro.org> Reviewed-by:
Richard Henderson <richard.henderson@linaro.org> Message-id: 20220201193207.2771604-7-peter.maydell@linaro.org
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Peter Maydell authored
Make update_cte() take a CTEntry struct rather than all the fields of the new CTE as separate arguments. This brings it into line with the update_dte() API. Signed-off-by:
Peter Maydell <peter.maydell@linaro.org> Reviewed-by:
Richard Henderson <richard.henderson@linaro.org> Message-id: 20220201193207.2771604-6-peter.maydell@linaro.org
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Peter Maydell authored
In the ITS, a CTE is an entry in the collection table, which contains multiple fields. Currently the function get_cte() which reads one entry from the device table returns a success/failure boolean and passes back the raw 64-bit integer CTE value via a pointer argument. We then extract fields from the CTE as we need them. Create a real C struct with the same fields as the CTE, and populate it in get_cte(), so that that function and update_cte() are the only ones which need to care about the in-guest-memory format of the CTE. This brings get_cte()'s API into line with get_dte(). Signed-off-by:
Peter Maydell <peter.maydell@linaro.org> Reviewed-by:
Richard Henderson <richard.henderson@linaro.org> Message-id: 20220201193207.2771604-5-peter.maydell@linaro.org
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Peter Maydell authored
Make update_dte() take a DTEntry struct rather than all the fields of the new DTE as separate arguments. Signed-off-by:
Peter Maydell <peter.maydell@linaro.org> Reviewed-by:
Richard Henderson <richard.henderson@linaro.org> Message-id: 20220201193207.2771604-4-peter.maydell@linaro.org
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Peter Maydell authored
In the ITS, a DTE is an entry in the device table, which contains multiple fields. Currently the function get_dte() which reads one entry from the device table returns it as a raw 64-bit integer, which we then pass around in that form, only extracting fields from it as we need them. Create a real C struct with the same fields as the DTE, and populate it in get_dte(), so that that function and update_dte() are the only ones that need to care about the in-guest-memory format of the DTE. Signed-off-by:
Peter Maydell <peter.maydell@linaro.org> Reviewed-by:
Richard Henderson <richard.henderson@linaro.org> Message-id: 20220201193207.2771604-3-peter.maydell@linaro.org
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Peter Maydell authored
Currently the ITS accesses each 8-byte doubleword in a 4-doubleword command packet with a separate address_space_ldq_le() call. This is awkward because the individual command processing functions have ended up with code to handle "load more doublewords out of the packet", which is both unwieldy and also a potential source of bugs because it's not obvious when looking at a line that pulls a field out of the 'value' variable which of the 4 doublewords that variable currently holds. Switch to using address_space_map() to map the whole command packet at once and fish the four doublewords out of it. Then each process_* function can start with a few lines of code that extract the fields it cares about. This requires us to split out the guts of process_its_cmd() into a new do_process_its_cmd(), because we were previously overloading the value and offset arguments as a backdoor way to directly pass the devid and eventid from a write to GITS_TRANSLATER. The new do_process_its_cmd() takes those arguments directly, and process_its_cmd() is just a wrapper that does the "read fields from command packet" part. Signed-off-by:
Peter Maydell <peter.maydell@linaro.org> Reviewed-by:
Richard Henderson <richard.henderson@linaro.org> Message-id: 20220201193207.2771604-2-peter.maydell@linaro.org
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Eric Auger authored
We currently miss a bunch of register resets in the device reset function. This sometimes prevents the guest from rebooting after a system_reset (with virtio-blk-pci). For instance, we may get the following errors: invalid STE smmuv3-iommu-memory-region-0-0 translation failed for iova=0x13a9d2000(SMMU_EVT_C_BAD_STE) Invalid read at addr 0x13A9D2000, size 2, region '(null)', reason: rejected invalid STE smmuv3-iommu-memory-region-0-0 translation failed for iova=0x13a9d2000(SMMU_EVT_C_BAD_STE) Invalid write at addr 0x13A9D2000, size 2, region '(null)', reason: rejected invalid STE Signed-off-by:
Eric Auger <eric.auger@redhat.com> Message-id: 20220202111602.627429-1-eric.auger@redhat.com Fixes: 10a83cb9 ("hw/arm/smmuv3: Skeleton") Reviewed-by:
Peter Maydell <peter.maydell@linaro.org> Signed-off-by:
Peter Maydell <peter.maydell@linaro.org>
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Richard Petri authored
Starting the SysTick timer and changing the clock source a the same time will result in an error, if the previous clock period was zero. For exmaple, on the mps2-tz platforms, no refclk is present. Right after reset, the configured ptimer period is zero, and trying to enabling it will turn it off right away. E.g., code running on the platform setting SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk | SysTick_CTRL_ENABLE_Msk; should change the clock source and enable the timer on real hardware, but resulted in an error in qemu. Signed-off-by:
Richard Petri <git@rpls.de> Reviewed-by:
Peter Maydell <peter.maydell@linaro.org> Message-id: 20220201192650.289584-1-git@rpls.de Signed-off-by:
Peter Maydell <peter.maydell@linaro.org>
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Alex Bennée authored
The recently introduced debug tests in kvm-unit-tests exposed an error in our handling of singlestep cause by stale hflags. This is caught by --enable-debug-tcg when running the tests. Signed-off-by:
Alex Bennée <alex.bennee@linaro.org> Reported-by:
Andrew Jones <drjones@redhat.com> Tested-by:
Andrew Jones <drjones@redhat.com> Reviewed-by:
Richard Henderson <richard.henderson@linaro.org> Message-id: 20220202122353.457084-1-alex.bennee@linaro.org Signed-off-by:
Peter Maydell <peter.maydell@linaro.org>
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Edgar E. Iglesias authored
Always call arm_load_kernel() regardless of kernel_filename being set. This is needed because arm_load_kernel() sets up reset for the CPUs. Fixes: 6f16da53 (hw/arm: versal: Add a virtual Xilinx Versal board) Reported-by:
Peter Maydell <peter.maydell@linaro.org> Signed-off-by:
Edgar E. Iglesias <edgar.iglesias@xilinx.com> Message-id: 20220130110313.4045351-2-edgar.iglesias@gmail.com Reviewed-by:
Peter Maydell <peter.maydell@linaro.org> Signed-off-by:
Peter Maydell <peter.maydell@linaro.org>
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Peter Maydell authored
If we're using PSCI emulation, we add a /psci node to the device tree we pass to the guest. At the moment, if the dtb already has a /psci node in it, we retain it, rather than replacing it. (This behaviour was added in commit c39770cd in 2018.) This is a problem if the existing node doesn't match our PSCI emulation. In particular, it might specify the wrong method (HVC vs SMC), or wrong function IDs for cpu_suspend/cpu_off/etc, in which case the guest will not get the behaviour it wants when it makes PSCI calls. An example of this is trying to boot the highbank or midway board models using the device tree supplied in the kernel sources: this device tree includes a /psci node that specifies function IDs that don't match the (PSCI 0.2 compliant) IDs that QEMU uses. The dtb cpu_suspend function ID happens to match the PSCI 0.2 cpu_off ID, so the guest hangs after booting when the kernel tries to idle the CPU and instead it gets turned off. Instead of retaining an existing /psci node, delete it entirely and replace it with a node whose properties match QEMU's PSCI emulation behaviour. This matches the way we handle /memory nodes, where we also delete any existing nodes and write in ones that match the way QEMU is going to behave. Signed-off-by:
Peter Maydell <peter.maydell@linaro.org> Reviewed-by:
Richard Henderson <richard.henderson@linaro.org> Reviewed-by:
Niek Linnenbank <nieklinnenbank@gmail.com> Tested-by:
Edgar E. Iglesias <edgar.iglesias@xilinx.com> Tested-by:
Cédric Le Goater <clg@kaod.org> Tested-by:
Niek Linnenbank <nieklinnenbank@gmail.com> Message-id: 20220127154639.2090164-17-peter.maydell@linaro.org
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Peter Maydell authored
We use the arm_boot_info::nb_cpus field in only one place, and that place can easily get the number of CPUs locally rather than relying on the board code to have set the field correctly. (At least one board, xlnx-versal-virt, does not set the field despite having more than one CPU.) Signed-off-by:
Peter Maydell <peter.maydell@linaro.org> Reviewed-by:
Richard Henderson <richard.henderson@linaro.org> Reviewed-by:
Niek Linnenbank <nieklinnenbank@gmail.com> Tested-by:
Cédric Le Goater <clg@kaod.org> Tested-by:
Niek Linnenbank <nieklinnenbank@gmail.com> Message-id: 20220127154639.2090164-16-peter.maydell@linaro.org
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Peter Maydell authored
The highbank and midway board code includes boot-stub code for handling secondary CPU boot which keeps the secondaries in a pen until the primary writes to a known location with the address they should jump to. This code is never used, because the boards enable QEMU's PSCI emulation, so secondary CPUs are kept powered off until the PSCI call which turns them on, and then start execution from the address given by the guest in that PSCI call. Delete the unreachable code. (The code was wrong for midway in any case -- on the Cortex-A15 the GIC CPU interface registers are at a different offset from PERIPHBASE compared to the Cortex-A9, and the code baked-in the offsets for highbank's A9.) Note that this commit implicitly depends on the preceding "Don't write secondary boot stub if using PSCI" commit -- the default secondary-boot stub code overlaps with one of the highbank-specific bootcode rom blobs, so we must suppress the secondary-boot stub code entirely, not merely replace the highbank-specific version with the default. Signed-off-by:
Peter Maydell <peter.maydell@linaro.org> Reviewed-by:
Richard Henderson <richard.henderson@linaro.org> Reviewed-by:
Niek Linnenbank <nieklinnenbank@gmail.com> Tested-by:
Cédric Le Goater <clg@kaod.org> Tested-by:
Niek Linnenbank <nieklinnenbank@gmail.com> Message-id: 20220127154639.2090164-15-peter.maydell@linaro.org
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Peter Maydell authored
If we're using PSCI emulation to start secondary CPUs, there is no point in writing the "secondary boot" stub code, because it will never be used -- secondary CPUs start powered-off, and when powered on are set to begin execution at the address specified by the guest's power-on PSCI call, not at the stub. Move the call to the hook that writes the secondary boot stub code so that we can do it only if we're starting a Linux kernel and not using PSCI. (None of the users of the hook care about the ordering of its call relative to anything else: they only use it to write a rom blob to guest memory.) Signed-off-by:
Peter Maydell <peter.maydell@linaro.org> Reviewed-by:
Richard Henderson <richard.henderson@linaro.org> Reviewed-by:
Niek Linnenbank <nieklinnenbank@gmail.com> Tested-by:
Cédric Le Goater <clg@kaod.org> Tested-by:
Niek Linnenbank <nieklinnenbank@gmail.com> Message-id: 20220127154639.2090164-14-peter.maydell@linaro.org
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