Messages in this thread |  | | From | Bibo Mao <> | | Subject | [PATCH v3 0/6] KVM: LoongArch: selftests: Add timer test case | | Date | Thu, 20 Nov 2025 14:57:52 +0800 |
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This patchset adds timer test case for LoongArch system, it is based on common arch_timer test case. And it includes one-shot and period mode timer interrupt test, software emulated timer function and time counter test. --- v2 ... v3: 1. Adjust order about patch 2 and patch 3 2. Add test case with alphabetical order 3. Merge one-shot and period timer interrupt test case into one 4. Only add LoongArch specific modification with common file Makefile.kvm
v1 ... v2: 1. Restore PC and PRMD after exception handler 2. Split patch 4 into two small patches with period timer test and time counter test 3. With time counter test, set time count with 0 when create VM. And verify time count starts from 0 in guest code --- Bibo Mao (6): KVM: LoongArch: selftests: Add system registers save and restore on exception KVM: LoongArch: selftests: Add basic interfaces KVM: LoongArch: selftests: Add exception handler register interface KVM: LoongArch: selftests: Add timer interrupt test case KVM: LoongArch: selftests: Add SW emulated timer test KVM: LoongArch: selftests: Add time counter test
tools/testing/selftests/kvm/Makefile.kvm | 1 + .../kvm/include/loongarch/arch_timer.h | 84 ++++++++ .../kvm/include/loongarch/processor.h | 81 +++++++- .../selftests/kvm/lib/loongarch/exception.S | 6 + .../selftests/kvm/lib/loongarch/processor.c | 47 ++++- .../selftests/kvm/loongarch/arch_timer.c | 194 ++++++++++++++++++ 6 files changed, 410 insertions(+), 3 deletions(-) create mode 100644 tools/testing/selftests/kvm/include/loongarch/arch_timer.h create mode 100644 tools/testing/selftests/kvm/loongarch/arch_timer.c
base-commit: 23cb64fb76257309e396ea4cec8396d4a1dbae68 -- 2.39.3
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