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/linux-6.14.4/tools/testing/selftests/kvm/riscv/
Darch_timer.c3 * arch_timer.c - Tests the riscv64 sstc timer IRQ functionality
5 * The test validates the sstc timer IRQs using vstimecmp registers.
87 "SSTC not available, skipping test\n"); in test_vm_create()
Dget-reg-list.c430 KVM_ISA_EXT_ARR(SSTC), in isa_ext_single_id_to_str()
970 KVM_ISA_EXT_SIMPLE_CONFIG(sstc, SSTC);
/linux-6.14.4/arch/riscv/boot/dts/spacemit/
Dk1.dtsi60 "sscofpmf", "sstc", "svinval", "svnapot", "svpbmt";
90 "sscofpmf", "sstc", "svinval", "svnapot", "svpbmt";
120 "sscofpmf", "sstc", "svinval", "svnapot", "svpbmt";
150 "sscofpmf", "sstc", "svinval", "svnapot", "svpbmt";
180 "sscofpmf", "sstc", "svinval", "svnapot", "svpbmt";
210 "sscofpmf", "sstc", "svinval", "svnapot", "svpbmt";
240 "sscofpmf", "sstc", "svinval", "svnapot", "svpbmt";
270 "sscofpmf", "sstc", "svinval", "svnapot", "svpbmt";
/linux-6.14.4/drivers/clocksource/
Dtimer-riscv.c186 if (riscv_isa_extension_available(NULL, SSTC)) { in riscv_timer_init_common()
187 pr_info("Timer interrupt in S-mode is available via sstc extension\n"); in riscv_timer_init_common()
/linux-6.14.4/tools/testing/selftests/kvm/include/riscv/
Darch_timer.h3 * RISC-V Arch Timer(sstc) specific interface
/linux-6.14.4/Documentation/devicetree/bindings/timer/
Driscv,timer.yaml16 extension or the RISC-V Sstc extension.
/linux-6.14.4/arch/riscv/include/asm/
Dkvm_vcpu_timer.h32 /* Flag to check if sstc is enabled or not */
/linux-6.14.4/arch/riscv/kvm/
Dvcpu_timer.c255 /* Enable sstc for every vcpu if available in hardware */ in kvm_riscv_vcpu_timer_init()
256 if (riscv_isa_extension_available(NULL, SSTC)) { in kvm_riscv_vcpu_timer_init()
Dvcpu.c550 if (riscv_isa_extension_available(isa, SSTC)) in kvm_riscv_vcpu_setup_config()
Dvcpu_onereg.c43 KVM_ISA_EXT_ARR(SSTC),
/linux-6.14.4/Documentation/devicetree/bindings/riscv/
Dextensions.yaml168 - const: sstc
170 The standard Sstc supervisor-level extension for time compare as
/linux-6.14.4/arch/riscv/kernel/
Dcpufeature.c403 __RISCV_ISA_EXT_DATA(sstc, RISCV_ISA_EXT_SSTC),