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Searched full:zicboz (Results 1 – 9 of 9) sorted by relevance

/linux/tools/testing/selftests/riscv/hwprobe/
H A Dcbo.c95 ksft_print_msg("No Zicboz, testing cbo.zero remains privileged\n"); in test_no_zicboz()
189 is_power_of_2(block_size), "Zicboz block size\n"); in test_zicboz()
190 ksft_print_msg("Zicboz block size: %llu\n", block_size); in test_zicboz()
246 cbostr = "Zicboz"; in check_no_zicbo_cpus()
291 {"zicboz-raises-sigill", no_argument, 0, 'z'},
325 "Usage: %s [--zicbom-raises-sigill|-m] [--zicboz-raises-sigill|-z]\n", in main()
/linux/arch/riscv/lib/
H A Dclear_page.S24 * If Zicboz isn't present, or somehow has a block
/linux/arch/riscv/kernel/
H A Dcpufeature.c113 pr_err("Zicboz detected in ISA string, disabling as no cboz-block-size found\n"); in riscv_ext_zicboz_validate()
117 pr_err("Zicboz disabled as cboz-block-size present, but is not a power-of-2\n"); in riscv_ext_zicboz_validate()
540 …__RISCV_ISA_EXT_SUPERSET_VALIDATE(zicboz, RISCV_ISA_EXT_ZICBOZ, riscv_xlinuxenvcfg_exts, riscv_ext…
1224 pr_warn("Zicboz disabled as it is unavailable on some harts\n"); in riscv_user_isa_enable()
1259 * Zicboz alternative applications provide the maximum in riscv_cpufeature_patch_check()
H A Dsys_hwprobe.c125 EXT_KEY(isainfo->isa, ZICBOZ, pair->value, missing); in hwprobe_isa_ext0()
/linux/tools/testing/selftests/kvm/riscv/
H A Dget-reg-list.c604 KVM_ISA_EXT_ARR(ZICBOZ), in isa_ext_multi_id_to_str()
1266 KVM_ISA_EXT_SUBLIST_CONFIG(zicboz, ZICBOZ);
/linux/Documentation/arch/riscv/
H A Dhwprobe.rst94 * :c:macro:`RISCV_HWPROBE_EXT_ZICBOZ`: The Zicboz extension is supported, as
328 represents the size of the Zicboz block in bytes.
/linux/Documentation/devicetree/bindings/riscv/
H A Dcpus.yaml114 The blocksize in bytes for the Zicboz cache operations.
H A Dextensions.yaml551 - const: zicboz
553 The standard Zicboz extension for cache-block zeroing as ratified
/linux/arch/riscv/
H A DKconfig845 bool "Zicboz extension support for faster zeroing of memory"
849 Enable the use of the Zicboz extension (cbo.zero instruction)
852 The Zicboz extension is used for faster zeroing of memory.