| /* |
| * Copyright (c) 2024, Arm Limited and Contributors. All rights reserved. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| #ifndef CONTEXT_EL2_H |
| #define CONTEXT_EL2_H |
| |
| #include <lib/extensions/sysreg128.h> |
| |
| #ifndef __ASSEMBLER__ |
| |
| /******************************************************************************* |
| * EL2 Registers: |
| * AArch64 EL2 system register context structure for preserving the |
| * architectural state during world switches. |
| ******************************************************************************/ |
| typedef struct el2_common_regs { |
| uint64_t actlr_el2; |
| uint64_t afsr0_el2; |
| uint64_t afsr1_el2; |
| uint64_t amair_el2; |
| uint64_t cnthctl_el2; |
| uint64_t cntvoff_el2; |
| uint64_t cptr_el2; |
| uint64_t dbgvcr32_el2; |
| uint64_t elr_el2; |
| uint64_t esr_el2; |
| uint64_t far_el2; |
| uint64_t hacr_el2; |
| uint64_t hcr_el2; |
| uint64_t hpfar_el2; |
| uint64_t hstr_el2; |
| uint64_t icc_sre_el2; |
| uint64_t ich_hcr_el2; |
| uint64_t ich_vmcr_el2; |
| uint64_t mair_el2; |
| uint64_t mdcr_el2; |
| uint64_t pmscr_el2; |
| uint64_t sctlr_el2; |
| uint64_t spsr_el2; |
| uint64_t sp_el2; |
| uint64_t tcr_el2; |
| uint64_t tpidr_el2; |
| uint64_t vbar_el2; |
| uint64_t vmpidr_el2; |
| uint64_t vpidr_el2; |
| uint64_t vtcr_el2; |
| sysreg_t vttbr_el2; |
| sysreg_t ttbr0_el2; |
| } el2_common_regs_t; |
| |
| typedef struct el2_mte2_regs { |
| uint64_t tfsr_el2; |
| } el2_mte2_regs_t; |
| |
| typedef struct el2_fgt_regs { |
| uint64_t hdfgrtr_el2; |
| uint64_t hafgrtr_el2; |
| uint64_t hdfgwtr_el2; |
| uint64_t hfgitr_el2; |
| uint64_t hfgrtr_el2; |
| uint64_t hfgwtr_el2; |
| } el2_fgt_regs_t; |
| |
| typedef struct el2_fgt2_regs { |
| uint64_t hdfgrtr2_el2; |
| uint64_t hdfgwtr2_el2; |
| uint64_t hfgitr2_el2; |
| uint64_t hfgrtr2_el2; |
| uint64_t hfgwtr2_el2; |
| } el2_fgt2_regs_t; |
| |
| typedef struct el2_ecv_regs { |
| uint64_t cntpoff_el2; |
| } el2_ecv_regs_t; |
| |
| typedef struct el2_vhe_regs { |
| uint64_t contextidr_el2; |
| sysreg_t ttbr1_el2; |
| } el2_vhe_regs_t; |
| |
| typedef struct el2_ras_regs { |
| uint64_t vdisr_el2; |
| uint64_t vsesr_el2; |
| } el2_ras_regs_t; |
| |
| typedef struct el2_neve_regs { |
| uint64_t vncr_el2; |
| } el2_neve_regs_t; |
| |
| typedef struct el2_trf_regs { |
| uint64_t trfcr_el2; |
| } el2_trf_regs_t; |
| |
| typedef struct el2_csv2_regs { |
| uint64_t scxtnum_el2; |
| } el2_csv2_regs_t; |
| |
| typedef struct el2_hcx_regs { |
| uint64_t hcrx_el2; |
| } el2_hcx_regs_t; |
| |
| typedef struct el2_tcr2_regs { |
| uint64_t tcr2_el2; |
| } el2_tcr2_regs_t; |
| |
| typedef struct el2_sxpoe_regs { |
| uint64_t por_el2; |
| } el2_sxpoe_regs_t; |
| |
| typedef struct el2_sxpie_regs { |
| uint64_t pire0_el2; |
| uint64_t pir_el2; |
| } el2_sxpie_regs_t; |
| |
| typedef struct el2_s2pie_regs { |
| uint64_t s2pir_el2; |
| } el2_s2pie_regs_t; |
| |
| typedef struct el2_gcs_regs { |
| uint64_t gcscr_el2; |
| uint64_t gcspr_el2; |
| } el2_gcs_regs_t; |
| |
| typedef struct el2_mpam_regs { |
| uint64_t mpam2_el2; |
| uint64_t mpamhcr_el2; |
| uint64_t mpamvpm0_el2; |
| uint64_t mpamvpm1_el2; |
| uint64_t mpamvpm2_el2; |
| uint64_t mpamvpm3_el2; |
| uint64_t mpamvpm4_el2; |
| uint64_t mpamvpm5_el2; |
| uint64_t mpamvpm6_el2; |
| uint64_t mpamvpm7_el2; |
| uint64_t mpamvpmv_el2; |
| } el2_mpam_regs_t; |
| |
| typedef struct el2_sctlr2_regs { |
| uint64_t sctlr2_el2; |
| } el2_sctlr2_regs_t; |
| |
| typedef struct el2_sysregs { |
| |
| el2_common_regs_t common; |
| |
| #if ENABLE_FEAT_MTE2 |
| el2_mte2_regs_t mte2; |
| #endif |
| |
| #if ENABLE_FEAT_FGT |
| el2_fgt_regs_t fgt; |
| #endif |
| |
| #if ENABLE_FEAT_FGT2 |
| el2_fgt2_regs_t fgt2; |
| #endif |
| |
| #if ENABLE_FEAT_ECV |
| el2_ecv_regs_t ecv; |
| #endif |
| |
| #if ENABLE_FEAT_VHE |
| el2_vhe_regs_t vhe; |
| #endif |
| |
| #if ENABLE_FEAT_RAS |
| el2_ras_regs_t ras; |
| #endif |
| |
| #if CTX_INCLUDE_NEVE_REGS |
| el2_neve_regs_t neve; |
| #endif |
| |
| #if ENABLE_TRF_FOR_NS |
| el2_trf_regs_t trf; |
| #endif |
| |
| #if ENABLE_FEAT_CSV2_2 |
| el2_csv2_regs_t csv2; |
| #endif |
| |
| #if ENABLE_FEAT_HCX |
| el2_hcx_regs_t hcx; |
| #endif |
| |
| #if ENABLE_FEAT_TCR2 |
| el2_tcr2_regs_t tcr2; |
| #endif |
| |
| #if (ENABLE_FEAT_S1POE || ENABLE_FEAT_S2POE) |
| el2_sxpoe_regs_t sxpoe; |
| #endif |
| |
| #if (ENABLE_FEAT_S1PIE || ENABLE_FEAT_S2PIE) |
| el2_sxpie_regs_t sxpie; |
| #endif |
| |
| #if ENABLE_FEAT_S2PIE |
| el2_s2pie_regs_t s2pie; |
| #endif |
| |
| #if ENABLE_FEAT_GCS |
| el2_gcs_regs_t gcs; |
| #endif |
| |
| #if CTX_INCLUDE_MPAM_REGS |
| el2_mpam_regs_t mpam; |
| #endif |
| |
| #if ENABLE_FEAT_SCTLR2 |
| el2_sctlr2_regs_t sctlr2; |
| #endif |
| |
| } el2_sysregs_t; |
| |
| /* |
| * Macros to access members related to individual features of the el2_sysregs_t |
| * structures. |
| */ |
| #define read_el2_ctx_common(ctx, reg) (((ctx)->common).reg) |
| |
| #define write_el2_ctx_common(ctx, reg, val) ((((ctx)->common).reg) \ |
| = (uint64_t) (val)) |
| |
| #define write_el2_ctx_sysreg128(ctx, reg, val) ((((ctx)->common).reg) \ |
| = (sysreg_t) (val)) |
| |
| #if ENABLE_FEAT_MTE2 |
| #define read_el2_ctx_mte2(ctx, reg) (((ctx)->mte2).reg) |
| #define write_el2_ctx_mte2(ctx, reg, val) ((((ctx)->mte2).reg) \ |
| = (uint64_t) (val)) |
| #else |
| #define read_el2_ctx_mte2(ctx, reg) ULL(0) |
| #define write_el2_ctx_mte2(ctx, reg, val) |
| #endif /* ENABLE_FEAT_MTE2 */ |
| |
| #if ENABLE_FEAT_FGT |
| #define read_el2_ctx_fgt(ctx, reg) (((ctx)->fgt).reg) |
| #define write_el2_ctx_fgt(ctx, reg, val) ((((ctx)->fgt).reg) \ |
| = (uint64_t) (val)) |
| #else |
| #define read_el2_ctx_fgt(ctx, reg) ULL(0) |
| #define write_el2_ctx_fgt(ctx, reg, val) |
| #endif /* ENABLE_FEAT_FGT */ |
| |
| #if ENABLE_FEAT_FGT2 |
| #define read_el2_ctx_fgt2(ctx, reg) (((ctx)->fgt2).reg) |
| #define write_el2_ctx_fgt2(ctx, reg, val) ((((ctx)->fgt2).reg) \ |
| = (uint64_t) (val)) |
| #else |
| #define read_el2_ctx_fgt2(ctx, reg) ULL(0) |
| #define write_el2_ctx_fgt2(ctx, reg, val) |
| #endif /* ENABLE_FEAT_FGT */ |
| |
| #if ENABLE_FEAT_ECV |
| #define read_el2_ctx_ecv(ctx, reg) (((ctx)->ecv).reg) |
| #define write_el2_ctx_ecv(ctx, reg, val) ((((ctx)->ecv).reg) \ |
| = (uint64_t) (val)) |
| #else |
| #define read_el2_ctx_ecv(ctx, reg) ULL(0) |
| #define write_el2_ctx_ecv(ctx, reg, val) |
| #endif /* ENABLE_FEAT_ECV */ |
| |
| #if ENABLE_FEAT_VHE |
| #define read_el2_ctx_vhe(ctx, reg) (((ctx)->vhe).reg) |
| #define write_el2_ctx_vhe(ctx, reg, val) ((((ctx)->vhe).reg) \ |
| = (uint64_t) (val)) |
| |
| #define write_el2_ctx_vhe_sysreg128(ctx, reg, val) ((((ctx)->vhe).reg) \ |
| = (sysreg_t) (val)) |
| #else |
| #define read_el2_ctx_vhe(ctx, reg) ULL(0) |
| #define write_el2_ctx_vhe(ctx, reg, val) |
| #endif /* ENABLE_FEAT_VHE */ |
| |
| #if ENABLE_FEAT_RAS |
| #define read_el2_ctx_ras(ctx, reg) (((ctx)->ras).reg) |
| #define write_el2_ctx_ras(ctx, reg, val) ((((ctx)->ras).reg) \ |
| = (uint64_t) (val)) |
| #else |
| #define read_el2_ctx_ras(ctx, reg) ULL(0) |
| #define write_el2_ctx_ras(ctx, reg, val) |
| #endif /* ENABLE_FEAT_RAS */ |
| |
| #if CTX_INCLUDE_NEVE_REGS |
| #define read_el2_ctx_neve(ctx, reg) (((ctx)->neve).reg) |
| #define write_el2_ctx_neve(ctx, reg, val) ((((ctx)->neve).reg) \ |
| = (uint64_t) (val)) |
| #else |
| #define read_el2_ctx_neve(ctx, reg) ULL(0) |
| #define write_el2_ctx_neve(ctx, reg, val) |
| #endif /* CTX_INCLUDE_NEVE_REGS */ |
| |
| #if ENABLE_TRF_FOR_NS |
| #define read_el2_ctx_trf(ctx, reg) (((ctx)->trf).reg) |
| #define write_el2_ctx_trf(ctx, reg, val) ((((ctx)->trf).reg) \ |
| = (uint64_t) (val)) |
| #else |
| #define read_el2_ctx_trf(ctx, reg) ULL(0) |
| #define write_el2_ctx_trf(ctx, reg, val) |
| #endif /* ENABLE_TRF_FOR_NS */ |
| |
| #if ENABLE_FEAT_CSV2_2 |
| #define read_el2_ctx_csv2_2(ctx, reg) (((ctx)->csv2).reg) |
| #define write_el2_ctx_csv2_2(ctx, reg, val) ((((ctx)->csv2).reg) \ |
| = (uint64_t) (val)) |
| #else |
| #define read_el2_ctx_csv2_2(ctx, reg) ULL(0) |
| #define write_el2_ctx_csv2_2(ctx, reg, val) |
| #endif /* ENABLE_FEAT_CSV2_2 */ |
| |
| #if ENABLE_FEAT_HCX |
| #define read_el2_ctx_hcx(ctx, reg) (((ctx)->hcx).reg) |
| #define write_el2_ctx_hcx(ctx, reg, val) ((((ctx)->hcx).reg) \ |
| = (uint64_t) (val)) |
| #else |
| #define read_el2_ctx_hcx(ctx, reg) ULL(0) |
| #define write_el2_ctx_hcx(ctx, reg, val) |
| #endif /* ENABLE_FEAT_HCX */ |
| |
| #if ENABLE_FEAT_TCR2 |
| #define read_el2_ctx_tcr2(ctx, reg) (((ctx)->tcr2).reg) |
| #define write_el2_ctx_tcr2(ctx, reg, val) ((((ctx)->tcr2).reg) \ |
| = (uint64_t) (val)) |
| #else |
| #define read_el2_ctx_tcr2(ctx, reg) ULL(0) |
| #define write_el2_ctx_tcr2(ctx, reg, val) |
| #endif /* ENABLE_FEAT_TCR2 */ |
| |
| #if (ENABLE_FEAT_S1POE || ENABLE_FEAT_S2POE) |
| #define read_el2_ctx_sxpoe(ctx, reg) (((ctx)->sxpoe).reg) |
| #define write_el2_ctx_sxpoe(ctx, reg, val) ((((ctx)->sxpoe).reg) \ |
| = (uint64_t) (val)) |
| #else |
| #define read_el2_ctx_sxpoe(ctx, reg) ULL(0) |
| #define write_el2_ctx_sxpoe(ctx, reg, val) |
| #endif /*(ENABLE_FEAT_S1POE || ENABLE_FEAT_S2POE) */ |
| |
| #if (ENABLE_FEAT_S1PIE || ENABLE_FEAT_S2PIE) |
| #define read_el2_ctx_sxpie(ctx, reg) (((ctx)->sxpie).reg) |
| #define write_el2_ctx_sxpie(ctx, reg, val) ((((ctx)->sxpie).reg) \ |
| = (uint64_t) (val)) |
| #else |
| #define read_el2_ctx_sxpie(ctx, reg) ULL(0) |
| #define write_el2_ctx_sxpie(ctx, reg, val) |
| #endif /*(ENABLE_FEAT_S1PIE || ENABLE_FEAT_S2PIE) */ |
| |
| #if ENABLE_FEAT_S2PIE |
| #define read_el2_ctx_s2pie(ctx, reg) (((ctx)->s2pie).reg) |
| #define write_el2_ctx_s2pie(ctx, reg, val) ((((ctx)->s2pie).reg) \ |
| = (uint64_t) (val)) |
| #else |
| #define read_el2_ctx_s2pie(ctx, reg) ULL(0) |
| #define write_el2_ctx_s2pie(ctx, reg, val) |
| #endif /* ENABLE_FEAT_S2PIE */ |
| |
| #if ENABLE_FEAT_GCS |
| #define read_el2_ctx_gcs(ctx, reg) (((ctx)->gcs).reg) |
| #define write_el2_ctx_gcs(ctx, reg, val) ((((ctx)->gcs).reg) \ |
| = (uint64_t) (val)) |
| #else |
| #define read_el2_ctx_gcs(ctx, reg) ULL(0) |
| #define write_el2_ctx_gcs(ctx, reg, val) |
| #endif /* ENABLE_FEAT_GCS */ |
| |
| #if CTX_INCLUDE_MPAM_REGS |
| #define read_el2_ctx_mpam(ctx, reg) (((ctx)->mpam).reg) |
| #define write_el2_ctx_mpam(ctx, reg, val) ((((ctx)->mpam).reg) \ |
| = (uint64_t) (val)) |
| #else |
| #define read_el2_ctx_mpam(ctx, reg) ULL(0) |
| #define write_el2_ctx_mpam(ctx, reg, val) |
| #endif /* CTX_INCLUDE_MPAM_REGS */ |
| |
| #if ENABLE_FEAT_SCTLR2 |
| #define read_el2_ctx_sctlr2(ctx, reg) (((ctx)->sctlr2).reg) |
| #define write_el2_ctx_sctlr2(ctx, reg, val) ((((ctx)->sctlr2).reg) \ |
| = (uint64_t) (val)) |
| #else |
| #define read_el2_ctx_sctlr2(ctx, reg) ULL(0) |
| #define write_el2_ctx_sctlr2(ctx, reg, val) |
| #endif /* ENABLE_FEAT_SCTLR2 */ |
| |
| /******************************************************************************/ |
| |
| #endif /* __ASSEMBLER__ */ |
| |
| #endif /* CONTEXT_EL2_H */ |