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-rw-r--r--include/arch/aarch64/arch.h823
1 files changed, 823 insertions, 0 deletions
diff --git a/include/arch/aarch64/arch.h b/include/arch/aarch64/arch.h
new file mode 100644
index 0000000000..72a14dcfa8
--- /dev/null
+++ b/include/arch/aarch64/arch.h
@@ -0,0 +1,823 @@
+/*
+ * Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef ARCH_H
+#define ARCH_H
+
+#include <utils_def.h>
+
+/*******************************************************************************
+ * MIDR bit definitions
+ ******************************************************************************/
+#define MIDR_IMPL_MASK U(0xff)
+#define MIDR_IMPL_SHIFT U(0x18)
+#define MIDR_VAR_SHIFT U(20)
+#define MIDR_VAR_BITS U(4)
+#define MIDR_VAR_MASK U(0xf)
+#define MIDR_REV_SHIFT U(0)
+#define MIDR_REV_BITS U(4)
+#define MIDR_REV_MASK U(0xf)
+#define MIDR_PN_MASK U(0xfff)
+#define MIDR_PN_SHIFT U(0x4)
+
+/*******************************************************************************
+ * MPIDR macros
+ ******************************************************************************/
+#define MPIDR_MT_MASK (ULL(1) << 24)
+#define MPIDR_CPU_MASK MPIDR_AFFLVL_MASK
+#define MPIDR_CLUSTER_MASK (MPIDR_AFFLVL_MASK << MPIDR_AFFINITY_BITS)
+#define MPIDR_AFFINITY_BITS U(8)
+#define MPIDR_AFFLVL_MASK ULL(0xff)
+#define MPIDR_AFF0_SHIFT U(0)
+#define MPIDR_AFF1_SHIFT U(8)
+#define MPIDR_AFF2_SHIFT U(16)
+#define MPIDR_AFF3_SHIFT U(32)
+#define MPIDR_AFF_SHIFT(_n) MPIDR_AFF##_n##_SHIFT
+#define MPIDR_AFFINITY_MASK ULL(0xff00ffffff)
+#define MPIDR_AFFLVL_SHIFT U(3)
+#define MPIDR_AFFLVL0 ULL(0x0)
+#define MPIDR_AFFLVL1 ULL(0x1)
+#define MPIDR_AFFLVL2 ULL(0x2)
+#define MPIDR_AFFLVL3 ULL(0x3)
+#define MPIDR_AFFLVL(_n) MPIDR_AFFLVL##_n
+#define MPIDR_AFFLVL0_VAL(mpidr) \
+ (((mpidr) >> MPIDR_AFF0_SHIFT) & MPIDR_AFFLVL_MASK)
+#define MPIDR_AFFLVL1_VAL(mpidr) \
+ (((mpidr) >> MPIDR_AFF1_SHIFT) & MPIDR_AFFLVL_MASK)
+#define MPIDR_AFFLVL2_VAL(mpidr) \
+ (((mpidr) >> MPIDR_AFF2_SHIFT) & MPIDR_AFFLVL_MASK)
+#define MPIDR_AFFLVL3_VAL(mpidr) \
+ (((mpidr) >> MPIDR_AFF3_SHIFT) & MPIDR_AFFLVL_MASK)
+/*
+ * The MPIDR_MAX_AFFLVL count starts from 0. Take care to
+ * add one while using this macro to define array sizes.
+ * TODO: Support only the first 3 affinity levels for now.
+ */
+#define MPIDR_MAX_AFFLVL U(2)
+
+#define MPID_MASK (MPIDR_MT_MASK | \
+ (MPIDR_AFFLVL_MASK << MPIDR_AFF3_SHIFT) | \
+ (MPIDR_AFFLVL_MASK << MPIDR_AFF2_SHIFT) | \
+ (MPIDR_AFFLVL_MASK << MPIDR_AFF1_SHIFT) | \
+ (MPIDR_AFFLVL_MASK << MPIDR_AFF0_SHIFT))
+
+#define MPIDR_AFF_ID(mpid, n) \
+ (((mpid) >> MPIDR_AFF_SHIFT(n)) & MPIDR_AFFLVL_MASK)
+
+/*
+ * An invalid MPID. This value can be used by functions that return an MPID to
+ * indicate an error.
+ */
+#define INVALID_MPID U(0xFFFFFFFF)
+
+/*******************************************************************************
+ * Definitions for CPU system register interface to GICv3
+ ******************************************************************************/
+#define ICC_IGRPEN1_EL1 S3_0_C12_C12_7
+#define ICC_SGI1R S3_0_C12_C11_5
+#define ICC_SRE_EL1 S3_0_C12_C12_5
+#define ICC_SRE_EL2 S3_4_C12_C9_5
+#define ICC_SRE_EL3 S3_6_C12_C12_5
+#define ICC_CTLR_EL1 S3_0_C12_C12_4
+#define ICC_CTLR_EL3 S3_6_C12_C12_4
+#define ICC_PMR_EL1 S3_0_C4_C6_0
+#define ICC_RPR_EL1 S3_0_C12_C11_3
+#define ICC_IGRPEN1_EL3 S3_6_c12_c12_7
+#define ICC_IGRPEN0_EL1 S3_0_c12_c12_6
+#define ICC_HPPIR0_EL1 S3_0_c12_c8_2
+#define ICC_HPPIR1_EL1 S3_0_c12_c12_2
+#define ICC_IAR0_EL1 S3_0_c12_c8_0
+#define ICC_IAR1_EL1 S3_0_c12_c12_0
+#define ICC_EOIR0_EL1 S3_0_c12_c8_1
+#define ICC_EOIR1_EL1 S3_0_c12_c12_1
+#define ICC_SGI0R_EL1 S3_0_c12_c11_7
+
+/*******************************************************************************
+ * Generic timer memory mapped registers & offsets
+ ******************************************************************************/
+#define CNTCR_OFF U(0x000)
+#define CNTFID_OFF U(0x020)
+
+#define CNTCR_EN (U(1) << 0)
+#define CNTCR_HDBG (U(1) << 1)
+#define CNTCR_FCREQ(x) ((x) << 8)
+
+/*******************************************************************************
+ * System register bit definitions
+ ******************************************************************************/
+/* CLIDR definitions */
+#define LOUIS_SHIFT U(21)
+#define LOC_SHIFT U(24)
+#define CLIDR_FIELD_WIDTH U(3)
+
+/* CSSELR definitions */
+#define LEVEL_SHIFT U(1)
+
+/* Data cache set/way op type defines */
+#define DCISW U(0x0)
+#define DCCISW U(0x1)
+#define DCCSW U(0x2)
+
+/* ID_AA64PFR0_EL1 definitions */
+#define ID_AA64PFR0_EL0_SHIFT U(0)
+#define ID_AA64PFR0_EL1_SHIFT U(4)
+#define ID_AA64PFR0_EL2_SHIFT U(8)
+#define ID_AA64PFR0_EL3_SHIFT U(12)
+#define ID_AA64PFR0_AMU_SHIFT U(44)
+#define ID_AA64PFR0_AMU_LENGTH U(4)
+#define ID_AA64PFR0_AMU_MASK ULL(0xf)
+#define ID_AA64PFR0_ELX_MASK ULL(0xf)
+#define ID_AA64PFR0_SVE_SHIFT U(32)
+#define ID_AA64PFR0_SVE_MASK ULL(0xf)
+#define ID_AA64PFR0_SVE_LENGTH U(4)
+#define ID_AA64PFR0_MPAM_SHIFT U(40)
+#define ID_AA64PFR0_MPAM_MASK ULL(0xf)
+#define ID_AA64PFR0_DIT_SHIFT U(48)
+#define ID_AA64PFR0_DIT_MASK ULL(0xf)
+#define ID_AA64PFR0_DIT_LENGTH U(4)
+#define ID_AA64PFR0_DIT_SUPPORTED U(1)
+#define ID_AA64PFR0_CSV2_SHIFT U(56)
+#define ID_AA64PFR0_CSV2_MASK ULL(0xf)
+#define ID_AA64PFR0_CSV2_LENGTH U(4)
+
+/* ID_AA64DFR0_EL1.PMS definitions (for ARMv8.2+) */
+#define ID_AA64DFR0_PMS_SHIFT U(32)
+#define ID_AA64DFR0_PMS_LENGTH U(4)
+#define ID_AA64DFR0_PMS_MASK ULL(0xf)
+
+#define EL_IMPL_NONE ULL(0)
+#define EL_IMPL_A64ONLY ULL(1)
+#define EL_IMPL_A64_A32 ULL(2)
+
+#define ID_AA64PFR0_GIC_SHIFT U(24)
+#define ID_AA64PFR0_GIC_WIDTH U(4)
+#define ID_AA64PFR0_GIC_MASK ((ULL(1) << ID_AA64PFR0_GIC_WIDTH) - ULL(1))
+
+/* ID_AA64MMFR0_EL1 definitions */
+#define ID_AA64MMFR0_EL1_PARANGE_SHIFT U(0)
+#define ID_AA64MMFR0_EL1_PARANGE_MASK ULL(0xf)
+
+/* ID_AA64ISAR1_EL1 definitions */
+#define ID_AA64ISAR1_GPI_SHIFT U(28)
+#define ID_AA64ISAR1_GPI_WIDTH U(4)
+#define ID_AA64ISAR1_GPA_SHIFT U(24)
+#define ID_AA64ISAR1_GPA_WIDTH U(4)
+#define ID_AA64ISAR1_API_SHIFT U(8)
+#define ID_AA64ISAR1_API_WIDTH U(4)
+#define ID_AA64ISAR1_APA_SHIFT U(4)
+#define ID_AA64ISAR1_APA_WIDTH U(4)
+
+#define ID_AA64ISAR1_GPI_MASK \
+ (((ULL(1) << ID_AA64ISAR1_GPI_WIDTH) - ULL(1)) << ID_AA64ISAR1_GPI_SHIFT)
+#define ID_AA64ISAR1_GPA_MASK \
+ (((ULL(1) << ID_AA64ISAR1_GPA_WIDTH) - ULL(1)) << ID_AA64ISAR1_GPA_SHIFT)
+#define ID_AA64ISAR1_API_MASK \
+ (((ULL(1) << ID_AA64ISAR1_API_WIDTH) - ULL(1)) << ID_AA64ISAR1_API_SHIFT)
+#define ID_AA64ISAR1_APA_MASK \
+ (((ULL(1) << ID_AA64ISAR1_APA_WIDTH) - ULL(1)) << ID_AA64ISAR1_APA_SHIFT)
+
+#define PARANGE_0000 U(32)
+#define PARANGE_0001 U(36)
+#define PARANGE_0010 U(40)
+#define PARANGE_0011 U(42)
+#define PARANGE_0100 U(44)
+#define PARANGE_0101 U(48)
+#define PARANGE_0110 U(52)
+
+#define ID_AA64MMFR0_EL1_TGRAN4_SHIFT U(28)
+#define ID_AA64MMFR0_EL1_TGRAN4_MASK ULL(0xf)
+#define ID_AA64MMFR0_EL1_TGRAN4_SUPPORTED ULL(0x0)
+#define ID_AA64MMFR0_EL1_TGRAN4_NOT_SUPPORTED ULL(0xf)
+
+#define ID_AA64MMFR0_EL1_TGRAN64_SHIFT U(24)
+#define ID_AA64MMFR0_EL1_TGRAN64_MASK ULL(0xf)
+#define ID_AA64MMFR0_EL1_TGRAN64_SUPPORTED ULL(0x0)
+#define ID_AA64MMFR0_EL1_TGRAN64_NOT_SUPPORTED ULL(0xf)
+
+#define ID_AA64MMFR0_EL1_TGRAN16_SHIFT U(20)
+#define ID_AA64MMFR0_EL1_TGRAN16_MASK ULL(0xf)
+#define ID_AA64MMFR0_EL1_TGRAN16_SUPPORTED ULL(0x1)
+#define ID_AA64MMFR0_EL1_TGRAN16_NOT_SUPPORTED ULL(0x0)
+
+/* ID_AA64PFR1_EL1 definitions */
+#define ID_AA64PFR1_EL1_SSBS_SHIFT U(4)
+#define ID_AA64PFR1_EL1_SSBS_MASK ULL(0xf)
+
+#define SSBS_UNAVAILABLE ULL(0) /* No architectural SSBS support */
+
+/* ID_PFR1_EL1 definitions */
+#define ID_PFR1_VIRTEXT_SHIFT U(12)
+#define ID_PFR1_VIRTEXT_MASK U(0xf)
+#define GET_VIRT_EXT(id) (((id) >> ID_PFR1_VIRTEXT_SHIFT) \
+ & ID_PFR1_VIRTEXT_MASK)
+
+/* SCTLR definitions */
+#define SCTLR_EL2_RES1 ((U(1) << 29) | (U(1) << 28) | (U(1) << 23) | \
+ (U(1) << 22) | (U(1) << 18) | (U(1) << 16) | \
+ (U(1) << 11) | (U(1) << 5) | (U(1) << 4))
+
+#define SCTLR_EL1_RES1 ((U(1) << 29) | (U(1) << 28) | (U(1) << 23) | \
+ (U(1) << 22) | (U(1) << 20) | (U(1) << 11))
+#define SCTLR_AARCH32_EL1_RES1 \
+ ((U(1) << 23) | (U(1) << 22) | (U(1) << 11) | \
+ (U(1) << 4) | (U(1) << 3))
+
+#define SCTLR_EL3_RES1 ((U(1) << 29) | (U(1) << 28) | (U(1) << 23) | \
+ (U(1) << 22) | (U(1) << 18) | (U(1) << 16) | \
+ (U(1) << 11) | (U(1) << 5) | (U(1) << 4))
+
+#define SCTLR_M_BIT (ULL(1) << 0)
+#define SCTLR_A_BIT (ULL(1) << 1)
+#define SCTLR_C_BIT (ULL(1) << 2)
+#define SCTLR_SA_BIT (ULL(1) << 3)
+#define SCTLR_SA0_BIT (ULL(1) << 4)
+#define SCTLR_CP15BEN_BIT (ULL(1) << 5)
+#define SCTLR_ITD_BIT (ULL(1) << 7)
+#define SCTLR_SED_BIT (ULL(1) << 8)
+#define SCTLR_UMA_BIT (ULL(1) << 9)
+#define SCTLR_I_BIT (ULL(1) << 12)
+#define SCTLR_V_BIT (ULL(1) << 13)
+#define SCTLR_DZE_BIT (ULL(1) << 14)
+#define SCTLR_UCT_BIT (ULL(1) << 15)
+#define SCTLR_NTWI_BIT (ULL(1) << 16)
+#define SCTLR_NTWE_BIT (ULL(1) << 18)
+#define SCTLR_WXN_BIT (ULL(1) << 19)
+#define SCTLR_UWXN_BIT (ULL(1) << 20)
+#define SCTLR_E0E_BIT (ULL(1) << 24)
+#define SCTLR_EE_BIT (ULL(1) << 25)
+#define SCTLR_UCI_BIT (ULL(1) << 26)
+#define SCTLR_TRE_BIT (ULL(1) << 28)
+#define SCTLR_AFE_BIT (ULL(1) << 29)
+#define SCTLR_TE_BIT (ULL(1) << 30)
+#define SCTLR_DSSBS_BIT (ULL(1) << 44)
+#define SCTLR_RESET_VAL SCTLR_EL3_RES1
+
+/* CPACR_El1 definitions */
+#define CPACR_EL1_FPEN(x) ((x) << 20)
+#define CPACR_EL1_FP_TRAP_EL0 U(0x1)
+#define CPACR_EL1_FP_TRAP_ALL U(0x2)
+#define CPACR_EL1_FP_TRAP_NONE U(0x3)
+
+/* SCR definitions */
+#define SCR_RES1_BITS ((U(1) << 4) | (U(1) << 5))
+#define SCR_FIEN_BIT (U(1) << 21)
+#define SCR_API_BIT (U(1) << 17)
+#define SCR_APK_BIT (U(1) << 16)
+#define SCR_TWE_BIT (U(1) << 13)
+#define SCR_TWI_BIT (U(1) << 12)
+#define SCR_ST_BIT (U(1) << 11)
+#define SCR_RW_BIT (U(1) << 10)
+#define SCR_SIF_BIT (U(1) << 9)
+#define SCR_HCE_BIT (U(1) << 8)
+#define SCR_SMD_BIT (U(1) << 7)
+#define SCR_EA_BIT (U(1) << 3)
+#define SCR_FIQ_BIT (U(1) << 2)
+#define SCR_IRQ_BIT (U(1) << 1)
+#define SCR_NS_BIT (U(1) << 0)
+#define SCR_VALID_BIT_MASK U(0x2f8f)
+#define SCR_RESET_VAL SCR_RES1_BITS
+
+/* MDCR_EL3 definitions */
+#define MDCR_SPD32(x) ((x) << 14)
+#define MDCR_SPD32_LEGACY U(0x0)
+#define MDCR_SPD32_DISABLE U(0x2)
+#define MDCR_SPD32_ENABLE U(0x3)
+#define MDCR_SDD_BIT (U(1) << 16)
+#define MDCR_NSPB(x) ((x) << 12)
+#define MDCR_NSPB_EL1 U(0x3)
+#define MDCR_TDOSA_BIT (U(1) << 10)
+#define MDCR_TDA_BIT (U(1) << 9)
+#define MDCR_TPM_BIT (U(1) << 6)
+#define MDCR_EL3_RESET_VAL U(0x0)
+
+/* MDCR_EL2 definitions */
+#define MDCR_EL2_TPMS (U(1) << 14)
+#define MDCR_EL2_E2PB(x) ((x) << 12)
+#define MDCR_EL2_E2PB_EL1 U(0x3)
+#define MDCR_EL2_TDRA_BIT (U(1) << 11)
+#define MDCR_EL2_TDOSA_BIT (U(1) << 10)
+#define MDCR_EL2_TDA_BIT (U(1) << 9)
+#define MDCR_EL2_TDE_BIT (U(1) << 8)
+#define MDCR_EL2_HPME_BIT (U(1) << 7)
+#define MDCR_EL2_TPM_BIT (U(1) << 6)
+#define MDCR_EL2_TPMCR_BIT (U(1) << 5)
+#define MDCR_EL2_RESET_VAL U(0x0)
+
+/* HSTR_EL2 definitions */
+#define HSTR_EL2_RESET_VAL U(0x0)
+#define HSTR_EL2_T_MASK U(0xff)
+
+/* CNTHP_CTL_EL2 definitions */
+#define CNTHP_CTL_ENABLE_BIT (U(1) << 0)
+#define CNTHP_CTL_RESET_VAL U(0x0)
+
+/* VTTBR_EL2 definitions */
+#define VTTBR_RESET_VAL ULL(0x0)
+#define VTTBR_VMID_MASK ULL(0xff)
+#define VTTBR_VMID_SHIFT U(48)
+#define VTTBR_BADDR_MASK ULL(0xffffffffffff)
+#define VTTBR_BADDR_SHIFT U(0)
+
+/* HCR definitions */
+#define HCR_API_BIT (ULL(1) << 41)
+#define HCR_APK_BIT (ULL(1) << 40)
+#define HCR_TGE_BIT (ULL(1) << 27)
+#define HCR_RW_SHIFT U(31)
+#define HCR_RW_BIT (ULL(1) << HCR_RW_SHIFT)
+#define HCR_AMO_BIT (ULL(1) << 5)
+#define HCR_IMO_BIT (ULL(1) << 4)
+#define HCR_FMO_BIT (ULL(1) << 3)
+
+/* ISR definitions */
+#define ISR_A_SHIFT U(8)
+#define ISR_I_SHIFT U(7)
+#define ISR_F_SHIFT U(6)
+
+/* CNTHCTL_EL2 definitions */
+#define CNTHCTL_RESET_VAL U(0x0)
+#define EVNTEN_BIT (U(1) << 2)
+#define EL1PCEN_BIT (U(1) << 1)
+#define EL1PCTEN_BIT (U(1) << 0)
+
+/* CNTKCTL_EL1 definitions */
+#define EL0PTEN_BIT (U(1) << 9)
+#define EL0VTEN_BIT (U(1) << 8)
+#define EL0PCTEN_BIT (U(1) << 0)
+#define EL0VCTEN_BIT (U(1) << 1)
+#define EVNTEN_BIT (U(1) << 2)
+#define EVNTDIR_BIT (U(1) << 3)
+#define EVNTI_SHIFT U(4)
+#define EVNTI_MASK U(0xf)
+
+/* CPTR_EL3 definitions */
+#define TCPAC_BIT (U(1) << 31)
+#define TAM_BIT (U(1) << 30)
+#define TTA_BIT (U(1) << 20)
+#define TFP_BIT (U(1) << 10)
+#define CPTR_EZ_BIT (U(1) << 8)
+#define CPTR_EL3_RESET_VAL U(0x0)
+
+/* CPTR_EL2 definitions */
+#define CPTR_EL2_RES1 ((U(1) << 13) | (U(1) << 12) | (U(0x3ff)))
+#define CPTR_EL2_TCPAC_BIT (U(1) << 31)
+#define CPTR_EL2_TAM_BIT (U(1) << 30)
+#define CPTR_EL2_TTA_BIT (U(1) << 20)
+#define CPTR_EL2_TFP_BIT (U(1) << 10)
+#define CPTR_EL2_TZ_BIT (U(1) << 8)
+#define CPTR_EL2_RESET_VAL CPTR_EL2_RES1
+
+/* CPSR/SPSR definitions */
+#define DAIF_FIQ_BIT (U(1) << 0)
+#define DAIF_IRQ_BIT (U(1) << 1)
+#define DAIF_ABT_BIT (U(1) << 2)
+#define DAIF_DBG_BIT (U(1) << 3)
+#define SPSR_DAIF_SHIFT U(6)
+#define SPSR_DAIF_MASK U(0xf)
+
+#define SPSR_AIF_SHIFT U(6)
+#define SPSR_AIF_MASK U(0x7)
+
+#define SPSR_E_SHIFT U(9)
+#define SPSR_E_MASK U(0x1)
+#define SPSR_E_LITTLE U(0x0)
+#define SPSR_E_BIG U(0x1)
+
+#define SPSR_T_SHIFT U(5)
+#define SPSR_T_MASK U(0x1)
+#define SPSR_T_ARM U(0x0)
+#define SPSR_T_THUMB U(0x1)
+
+#define SPSR_M_SHIFT U(4)
+#define SPSR_M_MASK U(0x1)
+#define SPSR_M_AARCH64 U(0x0)
+#define SPSR_M_AARCH32 U(0x1)
+
+#define DISABLE_ALL_EXCEPTIONS \
+ (DAIF_FIQ_BIT | DAIF_IRQ_BIT | DAIF_ABT_BIT | DAIF_DBG_BIT)
+
+#define DISABLE_INTERRUPTS (DAIF_FIQ_BIT | DAIF_IRQ_BIT)
+
+/*
+ * RMR_EL3 definitions
+ */
+#define RMR_EL3_RR_BIT (U(1) << 1)
+#define RMR_EL3_AA64_BIT (U(1) << 0)
+
+/*
+ * HI-VECTOR address for AArch32 state
+ */
+#define HI_VECTOR_BASE U(0xFFFF0000)
+
+/*
+ * TCR defintions
+ */
+#define TCR_EL3_RES1 ((ULL(1) << 31) | (ULL(1) << 23))
+#define TCR_EL2_RES1 ((ULL(1) << 31) | (ULL(1) << 23))
+#define TCR_EL1_IPS_SHIFT U(32)
+#define TCR_EL2_PS_SHIFT U(16)
+#define TCR_EL3_PS_SHIFT U(16)
+
+#define TCR_TxSZ_MIN ULL(16)
+#define TCR_TxSZ_MAX ULL(39)
+
+/* (internal) physical address size bits in EL3/EL1 */
+#define TCR_PS_BITS_4GB ULL(0x0)
+#define TCR_PS_BITS_64GB ULL(0x1)
+#define TCR_PS_BITS_1TB ULL(0x2)
+#define TCR_PS_BITS_4TB ULL(0x3)
+#define TCR_PS_BITS_16TB ULL(0x4)
+#define TCR_PS_BITS_256TB ULL(0x5)
+
+#define ADDR_MASK_48_TO_63 ULL(0xFFFF000000000000)
+#define ADDR_MASK_44_TO_47 ULL(0x0000F00000000000)
+#define ADDR_MASK_42_TO_43 ULL(0x00000C0000000000)
+#define ADDR_MASK_40_TO_41 ULL(0x0000030000000000)
+#define ADDR_MASK_36_TO_39 ULL(0x000000F000000000)
+#define ADDR_MASK_32_TO_35 ULL(0x0000000F00000000)
+
+#define TCR_RGN_INNER_NC (ULL(0x0) << 8)
+#define TCR_RGN_INNER_WBA (ULL(0x1) << 8)
+#define TCR_RGN_INNER_WT (ULL(0x2) << 8)
+#define TCR_RGN_INNER_WBNA (ULL(0x3) << 8)
+
+#define TCR_RGN_OUTER_NC (ULL(0x0) << 10)
+#define TCR_RGN_OUTER_WBA (ULL(0x1) << 10)
+#define TCR_RGN_OUTER_WT (ULL(0x2) << 10)
+#define TCR_RGN_OUTER_WBNA (ULL(0x3) << 10)
+
+#define TCR_SH_NON_SHAREABLE (ULL(0x0) << 12)
+#define TCR_SH_OUTER_SHAREABLE (ULL(0x2) << 12)
+#define TCR_SH_INNER_SHAREABLE (ULL(0x3) << 12)
+
+#define TCR_TG0_SHIFT U(14)
+#define TCR_TG0_MASK ULL(3)
+#define TCR_TG0_4K (ULL(0) << TCR_TG0_SHIFT)
+#define TCR_TG0_64K (ULL(1) << TCR_TG0_SHIFT)
+#define TCR_TG0_16K (ULL(2) << TCR_TG0_SHIFT)
+
+#define TCR_EPD0_BIT (ULL(1) << 7)
+#define TCR_EPD1_BIT (ULL(1) << 23)
+
+#define MODE_SP_SHIFT U(0x0)
+#define MODE_SP_MASK U(0x1)
+#define MODE_SP_EL0 U(0x0)
+#define MODE_SP_ELX U(0x1)
+
+#define MODE_RW_SHIFT U(0x4)
+#define MODE_RW_MASK U(0x1)
+#define MODE_RW_64 U(0x0)
+#define MODE_RW_32 U(0x1)
+
+#define MODE_EL_SHIFT U(0x2)
+#define MODE_EL_MASK U(0x3)
+#define MODE_EL3 U(0x3)
+#define MODE_EL2 U(0x2)
+#define MODE_EL1 U(0x1)
+#define MODE_EL0 U(0x0)
+
+#define MODE32_SHIFT U(0)
+#define MODE32_MASK U(0xf)
+#define MODE32_usr U(0x0)
+#define MODE32_fiq U(0x1)
+#define MODE32_irq U(0x2)
+#define MODE32_svc U(0x3)
+#define MODE32_mon U(0x6)
+#define MODE32_abt U(0x7)
+#define MODE32_hyp U(0xa)
+#define MODE32_und U(0xb)
+#define MODE32_sys U(0xf)
+
+#define GET_RW(mode) (((mode) >> MODE_RW_SHIFT) & MODE_RW_MASK)
+#define GET_EL(mode) (((mode) >> MODE_EL_SHIFT) & MODE_EL_MASK)
+#define GET_SP(mode) (((mode) >> MODE_SP_SHIFT) & MODE_SP_MASK)
+#define GET_M32(mode) (((mode) >> MODE32_SHIFT) & MODE32_MASK)
+
+#define SPSR_64(el, sp, daif) \
+ ((MODE_RW_64 << MODE_RW_SHIFT) | \
+ (((el) & MODE_EL_MASK) << MODE_EL_SHIFT) | \
+ (((sp) & MODE_SP_MASK) << MODE_SP_SHIFT) | \
+ (((daif) & SPSR_DAIF_MASK) << SPSR_DAIF_SHIFT))
+
+#define SPSR_MODE32(mode, isa, endian, aif) \
+ ((MODE_RW_32 << MODE_RW_SHIFT) | \
+ (((mode) & MODE32_MASK) << MODE32_SHIFT) | \
+ (((isa) & SPSR_T_MASK) << SPSR_T_SHIFT) | \
+ (((endian) & SPSR_E_MASK) << SPSR_E_SHIFT) | \
+ (((aif) & SPSR_AIF_MASK) << SPSR_AIF_SHIFT))
+
+/*
+ * TTBR Definitions
+ */
+#define TTBR_CNP_BIT ULL(0x1)
+
+/*
+ * CTR_EL0 definitions
+ */
+#define CTR_CWG_SHIFT U(24)
+#define CTR_CWG_MASK U(0xf)
+#define CTR_ERG_SHIFT U(20)
+#define CTR_ERG_MASK U(0xf)
+#define CTR_DMINLINE_SHIFT U(16)
+#define CTR_DMINLINE_MASK U(0xf)
+#define CTR_L1IP_SHIFT U(14)
+#define CTR_L1IP_MASK U(0x3)
+#define CTR_IMINLINE_SHIFT U(0)
+#define CTR_IMINLINE_MASK U(0xf)
+
+#define MAX_CACHE_LINE_SIZE U(0x800) /* 2KB */
+
+/* Physical timer control register bit fields shifts and masks */
+#define CNTP_CTL_ENABLE_SHIFT U(0)
+#define CNTP_CTL_IMASK_SHIFT U(1)
+#define CNTP_CTL_ISTATUS_SHIFT U(2)
+
+#define CNTP_CTL_ENABLE_MASK U(1)
+#define CNTP_CTL_IMASK_MASK U(1)
+#define CNTP_CTL_ISTATUS_MASK U(1)
+
+/* Exception Syndrome register bits and bobs */
+#define ESR_EC_SHIFT U(26)
+#define ESR_EC_MASK U(0x3f)
+#define ESR_EC_LENGTH U(6)
+#define EC_UNKNOWN U(0x0)
+#define EC_WFE_WFI U(0x1)
+#define EC_AARCH32_CP15_MRC_MCR U(0x3)
+#define EC_AARCH32_CP15_MRRC_MCRR U(0x4)
+#define EC_AARCH32_CP14_MRC_MCR U(0x5)
+#define EC_AARCH32_CP14_LDC_STC U(0x6)
+#define EC_FP_SIMD U(0x7)
+#define EC_AARCH32_CP10_MRC U(0x8)
+#define EC_AARCH32_CP14_MRRC_MCRR U(0xc)
+#define EC_ILLEGAL U(0xe)
+#define EC_AARCH32_SVC U(0x11)
+#define EC_AARCH32_HVC U(0x12)
+#define EC_AARCH32_SMC U(0x13)
+#define EC_AARCH64_SVC U(0x15)
+#define EC_AARCH64_HVC U(0x16)
+#define EC_AARCH64_SMC U(0x17)
+#define EC_AARCH64_SYS U(0x18)
+#define EC_IABORT_LOWER_EL U(0x20)
+#define EC_IABORT_CUR_EL U(0x21)
+#define EC_PC_ALIGN U(0x22)
+#define EC_DABORT_LOWER_EL U(0x24)
+#define EC_DABORT_CUR_EL U(0x25)
+#define EC_SP_ALIGN U(0x26)
+#define EC_AARCH32_FP U(0x28)
+#define EC_AARCH64_FP U(0x2c)
+#define EC_SERROR U(0x2f)
+
+/*
+ * External Abort bit in Instruction and Data Aborts synchronous exception
+ * syndromes.
+ */
+#define ESR_ISS_EABORT_EA_BIT U(9)
+
+#define EC_BITS(x) (((x) >> ESR_EC_SHIFT) & ESR_EC_MASK)
+
+/* Reset bit inside the Reset management register for EL3 (RMR_EL3) */
+#define RMR_RESET_REQUEST_SHIFT U(0x1)
+#define RMR_WARM_RESET_CPU (U(1) << RMR_RESET_REQUEST_SHIFT)
+
+/*******************************************************************************
+ * Definitions of register offsets, fields and macros for CPU system
+ * instructions.
+ ******************************************************************************/
+
+#define TLBI_ADDR_SHIFT U(12)
+#define TLBI_ADDR_MASK ULL(0x00000FFFFFFFFFFF)
+#define TLBI_ADDR(x) (((x) >> TLBI_ADDR_SHIFT) & TLBI_ADDR_MASK)
+
+/*******************************************************************************
+ * Definitions of register offsets and fields in the CNTCTLBase Frame of the
+ * system level implementation of the Generic Timer.
+ ******************************************************************************/
+#define CNTCTLBASE_CNTFRQ U(0x0)
+#define CNTNSAR U(0x4)
+#define CNTNSAR_NS_SHIFT(x) (x)
+
+#define CNTACR_BASE(x) (U(0x40) + ((x) << 2))
+#define CNTACR_RPCT_SHIFT U(0x0)
+#define CNTACR_RVCT_SHIFT U(0x1)
+#define CNTACR_RFRQ_SHIFT U(0x2)
+#define CNTACR_RVOFF_SHIFT U(0x3)
+#define CNTACR_RWVT_SHIFT U(0x4)
+#define CNTACR_RWPT_SHIFT U(0x5)
+
+/*******************************************************************************
+ * Definitions of register offsets and fields in the CNTBaseN Frame of the
+ * system level implementation of the Generic Timer.
+ ******************************************************************************/
+/* Physical Count register. */
+#define CNTPCT_LO U(0x0)
+/* Counter Frequency register. */
+#define CNTBASEN_CNTFRQ U(0x10)
+/* Physical Timer CompareValue register. */
+#define CNTP_CVAL_LO U(0x20)
+/* Physical Timer Control register. */
+#define CNTP_CTL U(0x2c)
+
+/* PMCR_EL0 definitions */
+#define PMCR_EL0_RESET_VAL U(0x0)
+#define PMCR_EL0_N_SHIFT U(11)
+#define PMCR_EL0_N_MASK U(0x1f)
+#define PMCR_EL0_N_BITS (PMCR_EL0_N_MASK << PMCR_EL0_N_SHIFT)
+#define PMCR_EL0_LC_BIT (U(1) << 6)
+#define PMCR_EL0_DP_BIT (U(1) << 5)
+#define PMCR_EL0_X_BIT (U(1) << 4)
+#define PMCR_EL0_D_BIT (U(1) << 3)
+
+/*******************************************************************************
+ * Definitions for system register interface to SVE
+ ******************************************************************************/
+#define ZCR_EL3 S3_6_C1_C2_0
+#define ZCR_EL2 S3_4_C1_C2_0
+
+/* ZCR_EL3 definitions */
+#define ZCR_EL3_LEN_MASK U(0xf)
+
+/* ZCR_EL2 definitions */
+#define ZCR_EL2_LEN_MASK U(0xf)
+
+/*******************************************************************************
+ * Definitions of MAIR encodings for device and normal memory
+ ******************************************************************************/
+/*
+ * MAIR encodings for device memory attributes.
+ */
+#define MAIR_DEV_nGnRnE ULL(0x0)
+#define MAIR_DEV_nGnRE ULL(0x4)
+#define MAIR_DEV_nGRE ULL(0x8)
+#define MAIR_DEV_GRE ULL(0xc)
+
+/*
+ * MAIR encodings for normal memory attributes.
+ *
+ * Cache Policy
+ * WT: Write Through
+ * WB: Write Back
+ * NC: Non-Cacheable
+ *
+ * Transient Hint
+ * NTR: Non-Transient
+ * TR: Transient
+ *
+ * Allocation Policy
+ * RA: Read Allocate
+ * WA: Write Allocate
+ * RWA: Read and Write Allocate
+ * NA: No Allocation
+ */
+#define MAIR_NORM_WT_TR_WA ULL(0x1)
+#define MAIR_NORM_WT_TR_RA ULL(0x2)
+#define MAIR_NORM_WT_TR_RWA ULL(0x3)
+#define MAIR_NORM_NC ULL(0x4)
+#define MAIR_NORM_WB_TR_WA ULL(0x5)
+#define MAIR_NORM_WB_TR_RA ULL(0x6)
+#define MAIR_NORM_WB_TR_RWA ULL(0x7)
+#define MAIR_NORM_WT_NTR_NA ULL(0x8)
+#define MAIR_NORM_WT_NTR_WA ULL(0x9)
+#define MAIR_NORM_WT_NTR_RA ULL(0xa)
+#define MAIR_NORM_WT_NTR_RWA ULL(0xb)
+#define MAIR_NORM_WB_NTR_NA ULL(0xc)
+#define MAIR_NORM_WB_NTR_WA ULL(0xd)
+#define MAIR_NORM_WB_NTR_RA ULL(0xe)
+#define MAIR_NORM_WB_NTR_RWA ULL(0xf)
+
+#define MAIR_NORM_OUTER_SHIFT U(4)
+
+#define MAKE_MAIR_NORMAL_MEMORY(inner, outer) \
+ ((inner) | ((outer) << MAIR_NORM_OUTER_SHIFT))
+
+/* PAR_EL1 fields */
+#define PAR_F_SHIFT U(0)
+#define PAR_F_MASK ULL(0x1)
+#define PAR_ADDR_SHIFT U(12)
+#define PAR_ADDR_MASK (BIT(40) - ULL(1)) /* 40-bits-wide page address */
+
+/*******************************************************************************
+ * Definitions for system register interface to SPE
+ ******************************************************************************/
+#define PMBLIMITR_EL1 S3_0_C9_C10_0
+
+/*******************************************************************************
+ * Definitions for system register interface to MPAM
+ ******************************************************************************/
+#define MPAMIDR_EL1 S3_0_C10_C4_4
+#define MPAM2_EL2 S3_4_C10_C5_0
+#define MPAMHCR_EL2 S3_4_C10_C4_0
+#define MPAM3_EL3 S3_6_C10_C5_0
+
+/*******************************************************************************
+ * Definitions for system register interface to AMU for ARMv8.4 onwards
+ ******************************************************************************/
+#define AMCR_EL0 S3_3_C13_C2_0
+#define AMCFGR_EL0 S3_3_C13_C2_1
+#define AMCGCR_EL0 S3_3_C13_C2_2
+#define AMUSERENR_EL0 S3_3_C13_C2_3
+#define AMCNTENCLR0_EL0 S3_3_C13_C2_4
+#define AMCNTENSET0_EL0 S3_3_C13_C2_5
+#define AMCNTENCLR1_EL0 S3_3_C13_C3_0
+#define AMCNTENSET1_EL0 S3_3_C13_C3_1
+
+/* Activity Monitor Group 0 Event Counter Registers */
+#define AMEVCNTR00_EL0 S3_3_C13_C4_0
+#define AMEVCNTR01_EL0 S3_3_C13_C4_1
+#define AMEVCNTR02_EL0 S3_3_C13_C4_2
+#define AMEVCNTR03_EL0 S3_3_C13_C4_3
+
+/* Activity Monitor Group 0 Event Type Registers */
+#define AMEVTYPER00_EL0 S3_3_C13_C6_0
+#define AMEVTYPER01_EL0 S3_3_C13_C6_1
+#define AMEVTYPER02_EL0 S3_3_C13_C6_2
+#define AMEVTYPER03_EL0 S3_3_C13_C6_3
+
+/* Activity Monitor Group 1 Event Counter Registers */
+#define AMEVCNTR10_EL0 S3_3_C13_C12_0
+#define AMEVCNTR11_EL0 S3_3_C13_C12_1
+#define AMEVCNTR12_EL0 S3_3_C13_C12_2
+#define AMEVCNTR13_EL0 S3_3_C13_C12_3
+#define AMEVCNTR14_EL0 S3_3_C13_C12_4
+#define AMEVCNTR15_EL0 S3_3_C13_C12_5
+#define AMEVCNTR16_EL0 S3_3_C13_C12_6
+#define AMEVCNTR17_EL0 S3_3_C13_C12_7
+#define AMEVCNTR18_EL0 S3_3_C13_C13_0
+#define AMEVCNTR19_EL0 S3_3_C13_C13_1
+#define AMEVCNTR1A_EL0 S3_3_C13_C13_2
+#define AMEVCNTR1B_EL0 S3_3_C13_C13_3
+#define AMEVCNTR1C_EL0 S3_3_C13_C13_4
+#define AMEVCNTR1D_EL0 S3_3_C13_C13_5
+#define AMEVCNTR1E_EL0 S3_3_C13_C13_6
+#define AMEVCNTR1F_EL0 S3_3_C13_C13_7
+
+/* Activity Monitor Group 1 Event Type Registers */
+#define AMEVTYPER10_EL0 S3_3_C13_C14_0
+#define AMEVTYPER11_EL0 S3_3_C13_C14_1
+#define AMEVTYPER12_EL0 S3_3_C13_C14_2
+#define AMEVTYPER13_EL0 S3_3_C13_C14_3
+#define AMEVTYPER14_EL0 S3_3_C13_C14_4
+#define AMEVTYPER15_EL0 S3_3_C13_C14_5
+#define AMEVTYPER16_EL0 S3_3_C13_C14_6
+#define AMEVTYPER17_EL0 S3_3_C13_C14_7
+#define AMEVTYPER18_EL0 S3_3_C13_C15_0
+#define AMEVTYPER19_EL0 S3_3_C13_C15_1
+#define AMEVTYPER1A_EL0 S3_3_C13_C15_2
+#define AMEVTYPER1B_EL0 S3_3_C13_C15_3
+#define AMEVTYPER1C_EL0 S3_3_C13_C15_4
+#define AMEVTYPER1D_EL0 S3_3_C13_C15_5
+#define AMEVTYPER1E_EL0 S3_3_C13_C15_6
+#define AMEVTYPER1F_EL0 S3_3_C13_C15_7
+
+/* AMCGCR_EL0 definitions */
+#define AMCGCR_EL0_CG1NC_SHIFT U(8)
+#define AMCGCR_EL0_CG1NC_LENGTH U(8)
+#define AMCGCR_EL0_CG1NC_MASK U(0xff)
+
+/* MPAM register definitions */
+#define MPAM3_EL3_MPAMEN_BIT (ULL(1) << 63)
+
+#define MPAMIDR_HAS_HCR_BIT (ULL(1) << 17)
+
+/*******************************************************************************
+ * RAS system registers
+ ******************************************************************************/
+#define DISR_EL1 S3_0_C12_C1_1
+#define DISR_A_BIT U(31)
+
+#define ERRIDR_EL1 S3_0_C5_C3_0
+#define ERRIDR_MASK U(0xffff)
+
+#define ERRSELR_EL1 S3_0_C5_C3_1
+
+/* System register access to Standard Error Record registers */
+#define ERXFR_EL1 S3_0_C5_C4_0
+#define ERXCTLR_EL1 S3_0_C5_C4_1
+#define ERXSTATUS_EL1 S3_0_C5_C4_2
+#define ERXADDR_EL1 S3_0_C5_C4_3
+#define ERXPFGF_EL1 S3_0_C5_C4_4
+#define ERXPFGCTL_EL1 S3_0_C5_C4_5
+#define ERXPFGCDN_EL1 S3_0_C5_C4_6
+#define ERXMISC0_EL1 S3_0_C5_C5_0
+#define ERXMISC1_EL1 S3_0_C5_C5_1
+
+#define ERXCTLR_ED_BIT (U(1) << 0)
+#define ERXCTLR_UE_BIT (U(1) << 4)
+
+#define ERXPFGCTL_UC_BIT (U(1) << 1)
+#define ERXPFGCTL_UEU_BIT (U(1) << 2)
+#define ERXPFGCTL_CDEN_BIT (U(1) << 31)
+
+/*******************************************************************************
+ * Armv8.3 Pointer Authentication Registers
+ ******************************************************************************/
+#define APGAKeyLo_EL1 S3_0_C2_C3_0
+
+/*******************************************************************************
+ * Armv8.4 Data Independent Timing Registers
+ ******************************************************************************/
+#define DIT S3_3_C4_C2_5
+#define DIT_BIT BIT(24)
+
+#endif /* ARCH_H */