| /* |
| * Copyright (c) 2016-2017, ARM Limited and Contributors. All rights reserved. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| #ifndef __ARCH_H__ |
| #define __ARCH_H__ |
| |
| /******************************************************************************* |
| * MIDR bit definitions |
| ******************************************************************************/ |
| #define MIDR_IMPL_MASK 0xff |
| #define MIDR_IMPL_SHIFT 24 |
| #define MIDR_VAR_SHIFT 20 |
| #define MIDR_VAR_BITS 4 |
| #define MIDR_REV_SHIFT 0 |
| #define MIDR_REV_BITS 4 |
| #define MIDR_PN_MASK 0xfff |
| #define MIDR_PN_SHIFT 4 |
| |
| /******************************************************************************* |
| * MPIDR macros |
| ******************************************************************************/ |
| #define MPIDR_MT_MASK (1 << 24) |
| #define MPIDR_CPU_MASK MPIDR_AFFLVL_MASK |
| #define MPIDR_CLUSTER_MASK (MPIDR_AFFLVL_MASK << MPIDR_AFFINITY_BITS) |
| #define MPIDR_AFFINITY_BITS 8 |
| #define MPIDR_AFFLVL_MASK 0xff |
| #define MPIDR_AFFLVL_SHIFT 3 |
| #define MPIDR_AFF0_SHIFT 0 |
| #define MPIDR_AFF1_SHIFT 8 |
| #define MPIDR_AFF2_SHIFT 16 |
| #define MPIDR_AFFINITY_MASK 0x00ffffff |
| #define MPIDR_AFFLVL0 0 |
| #define MPIDR_AFFLVL1 1 |
| #define MPIDR_AFFLVL2 2 |
| |
| #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) |
| |
| /* |
| * The MPIDR_MAX_AFFLVL count starts from 0. Take care to |
| * add one while using this macro to define array sizes. |
| */ |
| #define MPIDR_MAX_AFFLVL 2 |
| |
| /* Data Cache set/way op type defines */ |
| #define DC_OP_ISW 0x0 |
| #define DC_OP_CISW 0x1 |
| #define DC_OP_CSW 0x2 |
| |
| /******************************************************************************* |
| * Generic timer memory mapped registers & offsets |
| ******************************************************************************/ |
| #define CNTCR_OFF 0x000 |
| #define CNTFID_OFF 0x020 |
| |
| #define CNTCR_EN (1 << 0) |
| #define CNTCR_HDBG (1 << 1) |
| #define CNTCR_FCREQ(x) ((x) << 8) |
| |
| /******************************************************************************* |
| * System register bit definitions |
| ******************************************************************************/ |
| /* CLIDR definitions */ |
| #define LOUIS_SHIFT 21 |
| #define LOC_SHIFT 24 |
| #define CLIDR_FIELD_WIDTH 3 |
| |
| /* CSSELR definitions */ |
| #define LEVEL_SHIFT 1 |
| |
| /* ID_PFR1 definitions */ |
| #define ID_PFR1_VIRTEXT_SHIFT 12 |
| #define ID_PFR1_VIRTEXT_MASK 0xf |
| #define GET_VIRT_EXT(id) (((id) >> ID_PFR1_VIRTEXT_SHIFT) \ |
| & ID_PFR1_VIRTEXT_MASK) |
| #define ID_PFR1_GIC_SHIFT 28 |
| #define ID_PFR1_GIC_MASK 0xf |
| |
| /* SCTLR definitions */ |
| #define SCTLR_RES1 ((1 << 23) | (1 << 22) | (1 << 11) | (1 << 4) | \ |
| (1 << 3)) |
| #define SCTLR_M_BIT (1 << 0) |
| #define SCTLR_A_BIT (1 << 1) |
| #define SCTLR_C_BIT (1 << 2) |
| #define SCTLR_CP15BEN_BIT (1 << 5) |
| #define SCTLR_ITD_BIT (1 << 7) |
| #define SCTLR_I_BIT (1 << 12) |
| #define SCTLR_V_BIT (1 << 13) |
| #define SCTLR_NTWI_BIT (1 << 16) |
| #define SCTLR_NTWE_BIT (1 << 18) |
| #define SCTLR_WXN_BIT (1 << 19) |
| #define SCTLR_UWXN_BIT (1 << 20) |
| #define SCTLR_EE_BIT (1 << 25) |
| #define SCTLR_TRE_BIT (1 << 28) |
| #define SCTLR_AFE_BIT (1 << 29) |
| #define SCTLR_TE_BIT (1 << 30) |
| #define SCTLR_RESET_VAL (SCTLR_RES1 | SCTLR_NTWE_BIT | \ |
| SCTLR_NTWI_BIT | SCTLR_CP15BEN_BIT) |
| |
| /* SDCR definitions */ |
| #define SDCR_SPD(x) ((x) << 14) |
| #define SDCR_SPD_LEGACY 0x0 |
| #define SDCR_SPD_DISABLE 0x2 |
| #define SDCR_SPD_ENABLE 0x3 |
| #define SDCR_RESET_VAL 0x0 |
| |
| #if !ERROR_DEPRECATED |
| #define SDCR_DEF_VAL SDCR_SPD(SDCR_SPD_DISABLE) |
| #endif |
| |
| /* HSCTLR definitions */ |
| #define HSCTLR_RES1 ((1 << 29) | (1 << 28) | (1 << 23) | (1 << 22) \ |
| | (1 << 18) | (1 << 16) | (1 << 11) | (1 << 4) \ |
| | (1 << 3)) |
| #define HSCTLR_M_BIT (1 << 0) |
| #define HSCTLR_A_BIT (1 << 1) |
| #define HSCTLR_C_BIT (1 << 2) |
| #define HSCTLR_CP15BEN_BIT (1 << 5) |
| #define HSCTLR_ITD_BIT (1 << 7) |
| #define HSCTLR_SED_BIT (1 << 8) |
| #define HSCTLR_I_BIT (1 << 12) |
| #define HSCTLR_WXN_BIT (1 << 19) |
| #define HSCTLR_EE_BIT (1 << 25) |
| #define HSCTLR_TE_BIT (1 << 30) |
| |
| /* CPACR definitions */ |
| #define CPACR_FPEN(x) ((x) << 20) |
| #define CPACR_FP_TRAP_PL0 0x1 |
| #define CPACR_FP_TRAP_ALL 0x2 |
| #define CPACR_FP_TRAP_NONE 0x3 |
| |
| /* SCR definitions */ |
| #define SCR_TWE_BIT (1 << 13) |
| #define SCR_TWI_BIT (1 << 12) |
| #define SCR_SIF_BIT (1 << 9) |
| #define SCR_HCE_BIT (1 << 8) |
| #define SCR_SCD_BIT (1 << 7) |
| #define SCR_NET_BIT (1 << 6) |
| #define SCR_AW_BIT (1 << 5) |
| #define SCR_FW_BIT (1 << 4) |
| #define SCR_EA_BIT (1 << 3) |
| #define SCR_FIQ_BIT (1 << 2) |
| #define SCR_IRQ_BIT (1 << 1) |
| #define SCR_NS_BIT (1 << 0) |
| #define SCR_VALID_BIT_MASK 0x33ff |
| #define SCR_RESET_VAL 0x0 |
| |
| #define GET_NS_BIT(scr) ((scr) & SCR_NS_BIT) |
| |
| /* HCR definitions */ |
| #define HCR_AMO_BIT (1 << 5) |
| #define HCR_IMO_BIT (1 << 4) |
| #define HCR_FMO_BIT (1 << 3) |
| #define HCR_RESET_VAL 0x0 |
| |
| /* CNTHCTL definitions */ |
| #define CNTHCTL_RESET_VAL 0x0 |
| #define PL1PCEN_BIT (1 << 1) |
| #define PL1PCTEN_BIT (1 << 0) |
| |
| /* CNTKCTL definitions */ |
| #define PL0PTEN_BIT (1 << 9) |
| #define PL0VTEN_BIT (1 << 8) |
| #define PL0PCTEN_BIT (1 << 0) |
| #define PL0VCTEN_BIT (1 << 1) |
| #define EVNTEN_BIT (1 << 2) |
| #define EVNTDIR_BIT (1 << 3) |
| #define EVNTI_SHIFT 4 |
| #define EVNTI_MASK 0xf |
| |
| /* HCPTR definitions */ |
| #define HCPTR_RES1 ((1 << 13) | (1<<12) | 0x3ff) |
| #define TCPAC_BIT (1 << 31) |
| #define TTA_BIT (1 << 20) |
| #define TCP11_BIT (1 << 10) |
| #define TCP10_BIT (1 << 10) |
| #define HCPTR_RESET_VAL HCPTR_RES1 |
| |
| /* VTTBR defintions */ |
| #define VTTBR_RESET_VAL ULL(0x0) |
| #define VTTBR_VMID_MASK ULL(0xff) |
| #define VTTBR_VMID_SHIFT 48 |
| #define VTTBR_BADDR_MASK 0xffffffffffff |
| #define VTTBR_BADDR_SHIFT 0 |
| |
| /* HDCR definitions */ |
| #define HDCR_RESET_VAL 0x0 |
| |
| /* HSTR definitions */ |
| #define HSTR_RESET_VAL 0x0 |
| |
| /* CNTHP_CTL definitions */ |
| #define CNTHP_CTL_RESET_VAL 0x0 |
| |
| /* NASCR definitions */ |
| #define NSASEDIS_BIT (1 << 15) |
| #define NSTRCDIS_BIT (1 << 20) |
| /* NOTE: correct typo in the definitions */ |
| #if !ERROR_DEPRECATED |
| #define NASCR_CP11_BIT (1 << 11) |
| #define NASCR_CP10_BIT (1 << 10) |
| #endif |
| #define NSACR_CP11_BIT (1 << 11) |
| #define NSACR_CP10_BIT (1 << 10) |
| #define NSACR_IMP_DEF_MASK (0x7 << 16) |
| #define NSACR_ENABLE_FP_ACCESS (NSACR_CP11_BIT | NSACR_CP10_BIT) |
| #define NSACR_RESET_VAL 0x0 |
| |
| /* CPACR definitions */ |
| #define ASEDIS_BIT (1 << 31) |
| #define TRCDIS_BIT (1 << 28) |
| #define CPACR_CP11_SHIFT 22 |
| #define CPACR_CP10_SHIFT 20 |
| #define CPACR_ENABLE_FP_ACCESS (0x3 << CPACR_CP11_SHIFT |\ |
| 0x3 << CPACR_CP10_SHIFT) |
| #define CPACR_RESET_VAL 0x0 |
| |
| /* FPEXC definitions */ |
| #define FPEXC_RES1 ((1 << 10) | (1 << 9) | (1 << 8)) |
| #define FPEXC_EN_BIT (1 << 30) |
| #define FPEXC_RESET_VAL FPEXC_RES1 |
| |
| /* SPSR/CPSR definitions */ |
| #define SPSR_FIQ_BIT (1 << 0) |
| #define SPSR_IRQ_BIT (1 << 1) |
| #define SPSR_ABT_BIT (1 << 2) |
| #define SPSR_AIF_SHIFT 6 |
| #define SPSR_AIF_MASK 0x7 |
| |
| #define SPSR_E_SHIFT 9 |
| #define SPSR_E_MASK 0x1 |
| #define SPSR_E_LITTLE 0 |
| #define SPSR_E_BIG 1 |
| |
| #define SPSR_T_SHIFT 5 |
| #define SPSR_T_MASK 0x1 |
| #define SPSR_T_ARM 0 |
| #define SPSR_T_THUMB 1 |
| |
| #define SPSR_MODE_SHIFT 0 |
| #define SPSR_MODE_MASK 0x7 |
| |
| |
| #define DISABLE_ALL_EXCEPTIONS \ |
| (SPSR_FIQ_BIT | SPSR_IRQ_BIT | SPSR_ABT_BIT) |
| |
| /* |
| * TTBCR definitions |
| */ |
| /* The ARM Trusted Firmware uses the long descriptor format */ |
| #define TTBCR_EAE_BIT (1 << 31) |
| |
| #define TTBCR_SH1_NON_SHAREABLE (0x0 << 28) |
| #define TTBCR_SH1_OUTER_SHAREABLE (0x2 << 28) |
| #define TTBCR_SH1_INNER_SHAREABLE (0x3 << 28) |
| |
| #define TTBCR_RGN1_OUTER_NC (0x0 << 26) |
| #define TTBCR_RGN1_OUTER_WBA (0x1 << 26) |
| #define TTBCR_RGN1_OUTER_WT (0x2 << 26) |
| #define TTBCR_RGN1_OUTER_WBNA (0x3 << 26) |
| |
| #define TTBCR_RGN1_INNER_NC (0x0 << 24) |
| #define TTBCR_RGN1_INNER_WBA (0x1 << 24) |
| #define TTBCR_RGN1_INNER_WT (0x2 << 24) |
| #define TTBCR_RGN1_INNER_WBNA (0x3 << 24) |
| |
| #define TTBCR_EPD1_BIT (1 << 23) |
| #define TTBCR_A1_BIT (1 << 22) |
| |
| #define TTBCR_T1SZ_SHIFT 16 |
| #define TTBCR_T1SZ_MASK (0x7) |
| #define TTBCR_TxSZ_MIN 0 |
| #define TTBCR_TxSZ_MAX 7 |
| |
| #define TTBCR_SH0_NON_SHAREABLE (0x0 << 12) |
| #define TTBCR_SH0_OUTER_SHAREABLE (0x2 << 12) |
| #define TTBCR_SH0_INNER_SHAREABLE (0x3 << 12) |
| |
| #define TTBCR_RGN0_OUTER_NC (0x0 << 10) |
| #define TTBCR_RGN0_OUTER_WBA (0x1 << 10) |
| #define TTBCR_RGN0_OUTER_WT (0x2 << 10) |
| #define TTBCR_RGN0_OUTER_WBNA (0x3 << 10) |
| |
| #define TTBCR_RGN0_INNER_NC (0x0 << 8) |
| #define TTBCR_RGN0_INNER_WBA (0x1 << 8) |
| #define TTBCR_RGN0_INNER_WT (0x2 << 8) |
| #define TTBCR_RGN0_INNER_WBNA (0x3 << 8) |
| |
| #define TTBCR_EPD0_BIT (1 << 7) |
| #define TTBCR_T0SZ_SHIFT 0 |
| #define TTBCR_T0SZ_MASK (0x7) |
| |
| #define MODE_RW_SHIFT 0x4 |
| #define MODE_RW_MASK 0x1 |
| #define MODE_RW_32 0x1 |
| |
| #define MODE32_SHIFT 0 |
| #define MODE32_MASK 0x1f |
| #define MODE32_usr 0x10 |
| #define MODE32_fiq 0x11 |
| #define MODE32_irq 0x12 |
| #define MODE32_svc 0x13 |
| #define MODE32_mon 0x16 |
| #define MODE32_abt 0x17 |
| #define MODE32_hyp 0x1a |
| #define MODE32_und 0x1b |
| #define MODE32_sys 0x1f |
| |
| #define GET_M32(mode) (((mode) >> MODE32_SHIFT) & MODE32_MASK) |
| |
| #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) |
| |
| /* |
| * CTR definitions |
| */ |
| #define CTR_CWG_SHIFT 24 |
| #define CTR_CWG_MASK 0xf |
| #define CTR_ERG_SHIFT 20 |
| #define CTR_ERG_MASK 0xf |
| #define CTR_DMINLINE_SHIFT 16 |
| #define CTR_DMINLINE_WIDTH 4 |
| #define CTR_DMINLINE_MASK ((1 << 4) - 1) |
| #define CTR_L1IP_SHIFT 14 |
| #define CTR_L1IP_MASK 0x3 |
| #define CTR_IMINLINE_SHIFT 0 |
| #define CTR_IMINLINE_MASK 0xf |
| |
| #define MAX_CACHE_LINE_SIZE 0x800 /* 2KB */ |
| |
| /* PMCR definitions */ |
| #define PMCR_N_SHIFT 11 |
| #define PMCR_N_MASK 0x1f |
| #define PMCR_N_BITS (PMCR_N_MASK << PMCR_N_SHIFT) |
| |
| /******************************************************************************* |
| * Definitions of register offsets, fields and macros for CPU system |
| * instructions. |
| ******************************************************************************/ |
| |
| #define TLBI_ADDR_SHIFT 0 |
| #define TLBI_ADDR_MASK 0xFFFFF000 |
| #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 CNTNSAR 0x4 |
| #define CNTNSAR_NS_SHIFT(x) (x) |
| |
| #define CNTACR_BASE(x) (0x40 + ((x) << 2)) |
| #define CNTACR_RPCT_SHIFT 0x0 |
| #define CNTACR_RVCT_SHIFT 0x1 |
| #define CNTACR_RFRQ_SHIFT 0x2 |
| #define CNTACR_RVOFF_SHIFT 0x3 |
| #define CNTACR_RWVT_SHIFT 0x4 |
| #define CNTACR_RWPT_SHIFT 0x5 |
| |
| /* MAIR macros */ |
| #define MAIR0_ATTR_SET(attr, index) ((attr) << ((index) << 3)) |
| #define MAIR1_ATTR_SET(attr, index) ((attr) << (((index) - 3) << 3)) |
| |
| /* System register defines The format is: coproc, opt1, CRn, CRm, opt2 */ |
| #define SCR p15, 0, c1, c1, 0 |
| #define SCTLR p15, 0, c1, c0, 0 |
| #define SDCR p15, 0, c1, c3, 1 |
| #define MPIDR p15, 0, c0, c0, 5 |
| #define MIDR p15, 0, c0, c0, 0 |
| #define VBAR p15, 0, c12, c0, 0 |
| #define MVBAR p15, 0, c12, c0, 1 |
| #define NSACR p15, 0, c1, c1, 2 |
| #define CPACR p15, 0, c1, c0, 2 |
| #define DCCIMVAC p15, 0, c7, c14, 1 |
| #define DCCMVAC p15, 0, c7, c10, 1 |
| #define DCIMVAC p15, 0, c7, c6, 1 |
| #define DCCISW p15, 0, c7, c14, 2 |
| #define DCCSW p15, 0, c7, c10, 2 |
| #define DCISW p15, 0, c7, c6, 2 |
| #define CTR p15, 0, c0, c0, 1 |
| #define CNTFRQ p15, 0, c14, c0, 0 |
| #define ID_PFR1 p15, 0, c0, c1, 1 |
| #define MAIR0 p15, 0, c10, c2, 0 |
| #define MAIR1 p15, 0, c10, c2, 1 |
| #define TTBCR p15, 0, c2, c0, 2 |
| #define TTBR0 p15, 0, c2, c0, 0 |
| #define TTBR1 p15, 0, c2, c0, 1 |
| #define TLBIALL p15, 0, c8, c7, 0 |
| #define TLBIALLIS p15, 0, c8, c3, 0 |
| #define TLBIMVA p15, 0, c8, c7, 1 |
| #define TLBIMVAA p15, 0, c8, c7, 3 |
| #define TLBIMVAAIS p15, 0, c8, c3, 3 |
| #define BPIALLIS p15, 0, c7, c1, 6 |
| #define HSCTLR p15, 4, c1, c0, 0 |
| #define HCR p15, 4, c1, c1, 0 |
| #define HCPTR p15, 4, c1, c1, 2 |
| #define HSTR p15, 4, c1, c1, 3 |
| #define CNTHCTL p15, 4, c14, c1, 0 |
| #define CNTKCTL p15, 0, c14, c1, 0 |
| #define VPIDR p15, 4, c0, c0, 0 |
| #define VMPIDR p15, 4, c0, c0, 5 |
| #define ISR p15, 0, c12, c1, 0 |
| #define CLIDR p15, 1, c0, c0, 1 |
| #define CSSELR p15, 2, c0, c0, 0 |
| #define CCSIDR p15, 1, c0, c0, 0 |
| #define DBGOSDLR p14, 0, c1, c3, 4 |
| |
| /* Debug register defines. The format is: coproc, opt1, CRn, CRm, opt2 */ |
| #define HDCR p15, 4, c1, c1, 1 |
| #define PMCR p15, 0, c9, c12, 0 |
| #define CNTHP_CTL p15, 4, c14, c2, 1 |
| |
| /* GICv3 CPU Interface system register defines. The format is: coproc, opt1, CRn, CRm, opt2 */ |
| #define ICC_IAR1 p15, 0, c12, c12, 0 |
| #define ICC_IAR0 p15, 0, c12, c8, 0 |
| #define ICC_EOIR1 p15, 0, c12, c12, 1 |
| #define ICC_EOIR0 p15, 0, c12, c8, 1 |
| #define ICC_HPPIR1 p15, 0, c12, c12, 2 |
| #define ICC_HPPIR0 p15, 0, c12, c8, 2 |
| #define ICC_BPR1 p15, 0, c12, c12, 3 |
| #define ICC_BPR0 p15, 0, c12, c8, 3 |
| #define ICC_DIR p15, 0, c12, c11, 1 |
| #define ICC_PMR p15, 0, c4, c6, 0 |
| #define ICC_RPR p15, 0, c12, c11, 3 |
| #define ICC_CTLR p15, 0, c12, c12, 4 |
| #define ICC_MCTLR p15, 6, c12, c12, 4 |
| #define ICC_SRE p15, 0, c12, c12, 5 |
| #define ICC_HSRE p15, 4, c12, c9, 5 |
| #define ICC_MSRE p15, 6, c12, c12, 5 |
| #define ICC_IGRPEN0 p15, 0, c12, c12, 6 |
| #define ICC_IGRPEN1 p15, 0, c12, c12, 7 |
| #define ICC_MGRPEN1 p15, 6, c12, c12, 7 |
| |
| /* 64 bit system register defines The format is: coproc, opt1, CRm */ |
| #define TTBR0_64 p15, 0, c2 |
| #define TTBR1_64 p15, 1, c2 |
| #define CNTVOFF_64 p15, 4, c14 |
| #define VTTBR_64 p15, 6, c2 |
| #define CNTPCT_64 p15, 0, c14 |
| |
| /* 64 bit GICv3 CPU Interface system register defines. The format is: coproc, opt1, CRm */ |
| #define ICC_SGI1R_EL1_64 p15, 0, c12 |
| #define ICC_ASGI1R_EL1_64 p15, 1, c12 |
| #define ICC_SGI0R_EL1_64 p15, 2, c12 |
| |
| #endif /* __ARCH_H__ */ |