/* * Definitions for Arm ID system registers * * SPDX-License-Identifier: GPL-2.0-or-later */ #ifndef ARM_CPU_SYSREGS_H #define ARM_CPU_SYSREGS_H /* * Following is similar to the coprocessor regs encodings, but with an argument * ordering that matches the ARM ARM. We also reuse the various CP_REG_ defines * that actually are the same as the equivalent KVM_REG_ values. */ #define ENCODE_ID_REG(op0, op1, crn, crm, op2) \ (((op0) << CP_REG_ARM64_SYSREG_OP0_SHIFT) | \ ((op1) << CP_REG_ARM64_SYSREG_OP1_SHIFT) | \ ((crn) << CP_REG_ARM64_SYSREG_CRN_SHIFT) | \ ((crm) << CP_REG_ARM64_SYSREG_CRM_SHIFT) | \ ((op2) << CP_REG_ARM64_SYSREG_OP2_SHIFT)) #define DEF(NAME, OP0, OP1, CRN, CRM, OP2) NAME##_IDX, typedef enum ARMIDRegisterIdx { #include "cpu-sysregs.h.inc" NUM_ID_IDX, } ARMIDRegisterIdx; #undef DEF #define DEF(NAME, OP0, OP1, CRN, CRM, OP2) \ SYS_##NAME = ENCODE_ID_REG(OP0, OP1, CRN, CRM, OP2), typedef enum ARMSysRegs { #include "cpu-sysregs.h.inc" } ARMSysRegs; #undef DEF extern const uint32_t id_register_sysreg[NUM_ID_IDX]; int get_sysreg_idx(ARMSysRegs sysreg); #endif /* ARM_CPU_SYSREGS_H */