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/linux/arch/riscv/kernel/
H A Dcpufeature.c1 // SPDX-License-Identifier: GPL-2.0-only
24 #include <asm/text-patching.h>
32 #define NUM_ALPHA_EXTS ('z' - 'a' + 1)
41 /* Per-cpu ISA extensions. */
47 * riscv_isa_extension_base() - Get base extension word
63 * __riscv_isa_extension_available() - Check whether given extension
87 pr_err("Zicbom detected in ISA string, disabling as no cbom-block-size found\n"); in riscv_ext_zicbom_validate()
88 return -EINVAL; in riscv_ext_zicbom_validate()
91 pr_err("Zicbom disabled as cbom-block-size present, but is not a power-of-2\n"); in riscv_ext_zicbom_validate()
92 return -EINVAL; in riscv_ext_zicbom_validate()
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