/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (C) 2023 Arm Ltd. */ #ifndef _ASM_ARM64_POR_H #define _ASM_ARM64_POR_H #include <asm/sysreg.h> #define POR_EL0_INIT POR_ELx_PERM_PREP(0, POE_RWX) static inline bool por_elx_allows_read(u64 por, u8 pkey) { u8 perm = POR_ELx_PERM_GET(pkey, por); return perm & POE_R; } static inline bool por_elx_allows_write(u64 por, u8 pkey) { u8 perm = POR_ELx_PERM_GET(pkey, por); return perm & POE_W; } static inline bool por_elx_allows_exec(u64 por, u8 pkey) { u8 perm = POR_ELx_PERM_GET(pkey, por); return perm & POE_X; } #endif /* _ASM_ARM64_POR_H */