/* $NetBSD: armreg.h,v 1.127.2.1 2019/08/13 14:57:50 martin Exp $ */
/*
* Copyright (c) 1998, 2001 Ben Harris
* Copyright (c) 1994-1996 Mark Brinicombe.
* Copyright (c) 1994 Brini.
* All rights reserved.
*
* This code is derived from software written for Brini by Mark Brinicombe
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Brini.
* 4. The name of the company nor the name of the author may be used to
* endorse or promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY BRINI ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL BRINI OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef _ARM_ARMREG_H
#define _ARM_ARMREG_H
#include <arm/cputypes.h>
#ifdef __arm__
/*
* ARM Process Status Register
*
* The picture in the ARM manuals looks like this:
* 3 3 2 2 2 2
* 1 0 9 8 7 6 8 7 6 5 4 0
* +-+-+-+-+-+-------------------------------------+-+-+-+---------+
* |N|Z|C|V|Q| reserved |I|F|T|M M M M M|
* | | | | | | | | | |4 3 2 1 0|
* +-+-+-+-+-+-------------------------------------+-+-+-+---------+
*/
#define PSR_FLAGS 0xf0000000 /* flags */
#define PSR_N_bit (1 << 31) /* negative */
#define PSR_Z_bit (1 << 30) /* zero */
#define PSR_C_bit (1 << 29) /* carry */
#define PSR_V_bit (1 << 28) /* overflow */
#define PSR_Q_bit (1 << 27) /* saturation */
#define PSR_IT1_bit (1 << 26)
#define PSR_IT0_bit (1 << 25)
#define PSR_J_bit (1 << 24) /* Jazelle mode */
#define PSR_GE_bits (15 << 16) /* SIMD GE bits */
#define PSR_IT7_bit (1 << 15)
#define PSR_IT6_bit (1 << 14)
#define PSR_IT5_bit (1 << 13)
#define PSR_IT4_bit (1 << 12)
#define PSR_IT3_bit (1 << 11)
#define PSR_IT2_bit (1 << 10)
#define PSR_E_BIT (1 << 9) /* Endian state */
#define PSR_A_BIT (1 << 8) /* Async abort disable */
#define I32_bit (1 << 7) /* IRQ disable */
#define F32_bit (1 << 6) /* FIQ disable */
#define IF32_bits (3 << 6) /* IRQ/FIQ disable */
#define PSR_T_bit (1 << 5) /* Thumb state */
#define PSR_MODE 0x0000001f /* mode mask */
#define PSR_USR32_MODE 0x00000010
#define PSR_FIQ32_MODE 0x00000011
#define PSR_IRQ32_MODE 0x00000012
#define PSR_SVC32_MODE 0x00000013
#define PSR_MON32_MODE 0x00000016
#define PSR_ABT32_MODE 0x00000017
#define PSR_HYP32_MODE 0x0000001a
#define PSR_UND32_MODE 0x0000001b
#define PSR_SYS32_MODE 0x0000001f
#define PSR_32_MODE 0x00000010
#define R15_FLAGS 0xf0000000
#define R15_FLAG_N 0x80000000
#define R15_FLAG_Z 0x40000000
#define R15_FLAG_C 0x20000000
#define R15_FLAG_V 0x10000000
/*
* Co-processor 15: The system control co-processor.
*/
#define ARM_CP15_CPU_ID 0
/* CPUID registers */
#define ARM_ISA3_SYNCHPRIM_MASK 0x0000f000
#define ARM_ISA4_SYNCHPRIM_MASK 0x00f00000
#define ARM_ISA3_SYNCHPRIM_LDREX 0x10 // LDREX
#define ARM_ISA3_SYNCHPRIM_LDREXPLUS 0x13 // +CLREX/LDREXB/LDREXH
#define ARM_ISA3_SYNCHPRIM_LDREXD 0x20 // +LDREXD
#define ARM_PFR0_THUMBEE_MASK 0x0000f000
#define ARM_PFR1_GTIMER_MASK 0x000f0000
#define ARM_PFR1_VIRT_MASK 0x0000f000
#define ARM_PFR1_SEC_MASK 0x000000f0
/* Media and VFP Feature registers */
#define ARM_MVFR0_ROUNDING_MASK 0xf0000000
#define ARM_MVFR0_SHORTVEC_MASK 0x0f000000
#define ARM_MVFR0_SQRT_MASK 0x00f00000
#define ARM_MVFR0_DIVIDE_MASK 0x000f0000
#define ARM_MVFR0_EXCEPT_MASK 0x0000f000
#define ARM_MVFR0_DFLOAT_MASK 0x00000f00
#define ARM_MVFR0_SFLOAT_MASK 0x000000f0
#define ARM_MVFR0_ASIMD_MASK 0x0000000f
#define ARM_MVFR1_ASIMD_FMACS_MASK 0xf0000000
#define ARM_MVFR1_VFP_HPFP_MASK 0x0f000000
#define ARM_MVFR1_ASIMD_HPFP_MASK 0x00f00000
#define ARM_MVFR1_ASIMD_SPFP_MASK 0x000f0000
#define ARM_MVFR1_ASIMD_INT_MASK 0x0000f000
#define ARM_MVFR1_ASIMD_LDST_MASK 0x00000f00
#define ARM_MVFR1_D_NAN_MASK 0x000000f0
#define ARM_MVFR1_FTZ_MASK 0x0000000f
/* ARM3-specific coprocessor 15 registers */
#define ARM3_CP15_FLUSH 1
#define ARM3_CP15_CONTROL 2
#define ARM3_CP15_CACHEABLE 3
#define ARM3_CP15_UPDATEABLE 4
#define ARM3_CP15_DISRUPTIVE 5
/* ARM3 Control register bits */
#define ARM3_CTL_CACHE_ON 0x00000001
#define ARM3_CTL_SHARED 0x00000002
#define ARM3_CTL_MONITOR 0x00000004
/*
* Post-ARM3 CP15 registers:
*
* 1 Control register
*
* 2 Translation Table Base
*
* 3 Domain Access Control
*
* 4 Reserved
*
* 5 Fault Status
*
* 6 Fault Address
*
* 7 Cache/write-buffer Control
*
* 8 TLB Control
*
* 9 Cache Lockdown
*
* 10 TLB Lockdown
*
* 11 Reserved
*
* 12 Reserved
*
* 13 Process ID (for FCSE)
*
* 14 Reserved
*
* 15 Implementation Dependent
*/
/* Some of the definitions below need cleaning up for V3/V4 architectures */
/* CPU control register (CP15 register 1) */
#define CPU_CONTROL_MMU_ENABLE 0x00000001 /* M: MMU/Protection unit enable */
#define CPU_CONTROL_AFLT_ENABLE 0x00000002 /* A: Alignment fault enable */
#define CPU_CONTROL_DC_ENABLE 0x00000004 /* C: IDC/DC enable */
#define CPU_CONTROL_WBUF_ENABLE 0x00000008 /* W: Write buffer enable */
#define CPU_CONTROL_32BP_ENABLE 0x00000010 /* P: 32-bit exception handlers */
#define CPU_CONTROL_32BD_ENABLE 0x00000020 /* D: 32-bit addressing */
#define CPU_CONTROL_LABT_ENABLE 0x00000040 /* L: Late abort enable */
#define CPU_CONTROL_BEND_ENABLE 0x00000080 /* B: Big-endian mode */
#define CPU_CONTROL_SYST_ENABLE 0x00000100 /* S: System protection bit */
#define CPU_CONTROL_ROM_ENABLE 0x00000200 /* R: ROM protection bit */
#define CPU_CONTROL_CPCLK 0x00000400 /* F: Implementation defined */
#define CPU_CONTROL_SWP_ENABLE 0x00000400 /* SW: SWP{B} perform normally. */
#define CPU_CONTROL_BPRD_ENABLE 0x00000800 /* Z: Branch prediction enable */
#define CPU_CONTROL_IC_ENABLE 0x00001000 /* I: IC enable */
#define CPU_CONTROL_VECRELOC 0x00002000 /* V: Vector relocation */
#define CPU_CONTROL_ROUNDROBIN 0x00004000 /* RR: Predictable replacement */
#define CPU_CONTROL_V4COMPAT 0x00008000 /* L4: ARMv4 compat LDR R15 etc */
#define CPU_CONTROL_HA_ENABLE 0x00020000 /* HA: Hardware Access flag enable */
#define CPU_CONTROL_WXN_ENABLE 0x00080000 /* WXN: Write Execute Never */
#define CPU_CONTROL_UWXN_ENABLE 0x00100000 /* UWXN: User Write eXecute Never */
#define CPU_CONTROL_FI_ENABLE 0x00200000 /* FI: Low interrupt latency */
#define CPU_CONTROL_UNAL_ENABLE 0x00400000 /* U: unaligned data access */
#define CPU_CONTROL_XP_ENABLE 0x00800000 /* XP: extended page table */
#define CPU_CONTROL_V_ENABLE 0x01000000 /* VE: Interrupt vectors enable */
#define CPU_CONTROL_EX_BEND 0x02000000 /* EE: exception endianness */
#define CPU_CONTROL_NMFI 0x08000000 /* NMFI: Non maskable FIQ */
#define CPU_CONTROL_TR_ENABLE 0x10000000 /* TRE: */
#define CPU_CONTROL_AF_ENABLE 0x20000000 /* AFE: Access flag enable */
#define CPU_CONTROL_TE_ENABLE 0x40000000 /* TE: Thumb Exception enable */
#define CPU_CONTROL_IDC_ENABLE CPU_CONTROL_DC_ENABLE
/* ARMv6/ARMv7 Co-Processor Access Control Register (CP15, 0, c1, c0, 2) */
#define CPACR_V7_ASEDIS 0x80000000 /* Disable Advanced SIMD Ext. */
#define CPACR_V7_D32DIS 0x40000000 /* Disable VFP regs 15-31 */
#define CPACR_CPn(n) (3 << (2*n))
#define CPACR_NOACCESS 0 /* reset value */
#define CPACR_PRIVED 1 /* Privileged mode access */
#define CPACR_RESERVED 2
#define CPACR_ALL 3 /* Privileged and User mode access */
/* ARMv6/ARMv7 Non-Secure Access Control Register (CP15, 0, c1, c1, 2) */
#define NSACR_SMP 0x00040000 /* ACTRL.SMP is writeable (!A8) */
#define NSACR_L2ERR 0x00020000 /* L2ECTRL is writeable (!A8) */
#define NSACR_ASEDIS 0x00008000 /* Deny Advanced SIMD Ext. */
#define NSACR_D32DIS 0x00004000 /* Deny VFP regs 15-31 */
#define NSACR_CPn(n) (1 << (n)) /* NonSecure access allowed */
/* ARM11x6 Auxiliary Control Register (CP15 register 1, opcode2 1) */
#define ARM11X6_AUXCTL_RS 0x00000001 /* return stack */
#define ARM11X6_AUXCTL_DB 0x00000002 /* dynamic branch prediction */
#define ARM11X6_AUXCTL_SB 0x00000004 /* static branch prediction */
#define ARM11X6_AUXCTL_TR 0x00000008 /* MicroTLB replacement strat. */
#define ARM11X6_AUXCTL_EX 0x00000010 /* exclusive L1/L2 cache */
#define ARM11X6_AUXCTL_RA 0x00000020 /* clean entire cache disable */
#define ARM11X6_AUXCTL_RV 0x00000040 /* block transfer cache disable */
#define ARM11X6_AUXCTL_CZ 0x00000080 /* restrict cache size */
/* ARM1136 Auxiliary Control Register (CP15 register 1, opcode2 1) */
#define ARM1136_AUXCTL_PFI 0x80000000 /* PFI: partial FI mode. */
/* This is an undocumented flag
* used to work around a cache bug
* in r0 steppings. See errata
* 364296.
*/
/* ARM1176 Auxiliary Control Register (CP15 register 1, opcode2 1) */
#define ARM1176_AUXCTL_PHD 0x10000000 /* inst. prefetch halting disable */
#define ARM1176_AUXCTL_BFD 0x20000000 /* branch folding disable */
#define ARM1176_AUXCTL_FSD 0x40000000 /* force speculative ops disable */
#define ARM1176_AUXCTL_FIO 0x80000000 /* low intr latency override */
/* XScale Auxiliary Control Register (CP15 register 1, opcode2 1) */
#define XSCALE_AUXCTL_K 0x00000001 /* dis. write buffer coalescing */
#define XSCALE_AUXCTL_P 0x00000002 /* ECC protect page table access */
#define XSCALE_AUXCTL_MD_WB_RA 0x00000000 /* mini-D$ wb, read-allocate */
#define XSCALE_AUXCTL_MD_WB_RWA 0x00000010 /* mini-D$ wb, read/write-allocate */
#define XSCALE_AUXCTL_MD_WT 0x00000020 /* mini-D$ wt, read-allocate */
#define XSCALE_AUXCTL_MD_MASK 0x00000030
/* ARM11 MPCore Auxiliary Control Register (CP15 register 1, opcode2 1) */
#define MPCORE_AUXCTL_RS 0x00000001 /* return stack */
#define MPCORE_AUXCTL_DB 0x00000002 /* dynamic branch prediction */
#define MPCORE_AUXCTL_SB 0x00000004 /* static branch prediction */
#define MPCORE_AUXCTL_F 0x00000008 /* instruction folding enable */
#define MPCORE_AUXCTL_EX 0x00000010 /* exclusive L1/L2 cache */
#define MPCORE_AUXCTL_SA 0x00000020 /* SMP/AMP */
/* Marvell PJ4B Auxillary Control Register (CP15.0.R1.c0.1) */
#define PJ4B_AUXCTL_FW __BIT(0) /* Cache and TLB updates broadcast */
#define PJ4B_AUXCTL_SMPNAMP __BIT(6) /* 0 = AMP, 1 = SMP */
#define PJ4B_AUXCTL_L1PARITY __BIT(9) /* L1 parity checking */
/* Marvell PJ4B Auxialiary Function Modes Control 0 (CP15.1.R15.c2.0) */
#define PJ4B_AUXFMC0_L2EN __BIT(0) /* Tightly-Coupled L2 cache enable */
#define PJ4B_AUXFMC0_SMPNAMP __BIT(1) /* 0 = AMP, 1 = SMP */
#define PJ4B_AUXFMC0_L1PARITY __BIT(2) /* alias of PJ4B_AUXCTL_L1PARITY */
#define PJ4B_AUXFMC0_DCSLFD __BIT(2) /* Disable DC Speculative linefill */
#define PJ4B_AUXFMC0_FW __BIT(8) /* alias of PJ4B_AUXCTL_FW*/
/* Cortex-A5 Auxiliary Control Register (CP15 register 1, opcode 1) */
#define CORTEXA5_ACTLR_FW __BIT(0)
#define CORTEXA5_ACTLR_SMP __BIT(6) /* Inner Cache Shared is cacheable */
#define CORTEXA5_ACTLR_EXCL __BIT(7) /* Exclusive L1/L2 cache control */
/* Cortex-A7 Auxiliary Control Register (CP15 register 1, opcode 1) */
#define CORTEXA7_ACTLR_L1ALIAS __BIT(0) /* Enables L1 cache alias checks */
#define CORTEXA7_ACTLR_L2EN __BIT(1) /* Enables L2 cache */
#define CORTEXA7_ACTLR_SMP __BIT(6) /* SMP */
/* Cortex-A8 Auxiliary Control Register (CP15 register 1, opcode 1) */
#define CORTEXA8_ACTLR_L1ALIAS __BIT(0) /* Enables L1 cache alias checks */
#define CORTEXA8_ACTLR_L2EN __BIT(1) /* Enables L2 cache */
/* Cortex-A9 Auxiliary Control Register (CP15 register 1, opcode 1) */
#define CORTEXA9_AUXCTL_FW 0x00000001 /* Cache and TLB updates broadcast */
#define CORTEXA9_AUXCTL_L2PE 0x00000002 /* Prefetch hint enable */
#define CORTEXA9_AUXCTL_L1PE 0x00000004 /* Data prefetch hint enable */
#define CORTEXA9_AUXCTL_WR_ZERO 0x00000008 /* Ena. write full line of 0s mode */
#define CORTEXA9_AUXCTL_SMP 0x00000040 /* Coherency is active */
#define CORTEXA9_AUXCTL_EXCL 0x00000080 /* Exclusive cache bit */
#define CORTEXA9_AUXCTL_ONEWAY 0x00000100 /* Allocate in on cache way only */
#define CORTEXA9_AUXCTL_PARITY 0x00000200 /* Support parity checking */
/* Cortex-A15 Auxiliary Control Register (CP15 register 1, opcode 1) */
#define CORTEXA15_ACTLR_BTB __BIT(0) /* Cache and TLB updates broadcast */
#define CORTEXA15_ACTLR_SMP __BIT(6) /* SMP */
#define CORTEXA15_ACTLR_IOBEU __BIT(15) /* In order issue in Branch Exec Unit */
#define CORTEXA15_ACTLR_SDEH __BIT(31) /* snoop-delayed exclusive handling */
/* Marvell Feroceon Extra Features Register (CP15 register 1, opcode2 0) */
#define FC_DCACHE_REPL_LOCK 0x80000000 /* Replace DCache Lock */
#define FC_DCACHE_STREAM_EN 0x20000000 /* DCache Streaming Switch */
#define FC_WR_ALLOC_EN 0x10000000 /* Enable Write Allocate */
#define FC_L2_PREF_DIS 0x01000000 /* L2 Cache Prefetch Disable */
#define FC_L2_INV_EVICT_LINE 0x00800000 /* L2 Invalidates Uncorrectable Error Line Eviction */
#define FC_L2CACHE_EN 0x00400000 /* L2 enable */
#define FC_ICACHE_REPL_LOCK 0x00080000 /* Replace ICache Lock */
#define FC_GLOB_HIST_REG_EN 0x00040000 /* Branch Global History Register Enable */
#define FC_BRANCH_TARG_BUF_DIS 0x00020000 /* Branch Target Buffer Disable */
#define FC_L1_PAR_ERR_EN 0x00010000 /* L1 Parity Error Enable */
/* Cache type register definitions 0 */
#define CPU_CT_FORMAT(x) (((x) >> 29) & 0x7) /* reg format */
#define CPU_CT_ISIZE(x) ((x) & 0xfff) /* I$ info */
#define CPU_CT_DSIZE(x) (((x) >> 12) & 0xfff) /* D$ info */
#define CPU_CT_S (1U << 24) /* split cache */
#define CPU_CT_CTYPE(x) (((x) >> 25) & 0xf) /* cache type */
#define CPU_CT_CTYPE_WT 0 /* write-through */
#define CPU_CT_CTYPE_WB1 1 /* write-back, clean w/ read */
#define CPU_CT_CTYPE_WB2 2 /* w/b, clean w/ cp15,7 */
#define CPU_CT_CTYPE_WB6 6 /* w/b, cp15,7, lockdown fmt A */
#define CPU_CT_CTYPE_WB7 7 /* w/b, cp15,7, lockdown fmt B */
#define CPU_CT_CTYPE_WB14 14 /* w/b, cp15,7, lockdown fmt C */
#define CPU_CT_xSIZE_LEN(x) ((x) & 0x3) /* line size */
#define CPU_CT_xSIZE_M (1U << 2) /* multiplier */
#define CPU_CT_xSIZE_ASSOC(x) (((x) >> 3) & 0x7) /* associativity */
#define CPU_CT_xSIZE_SIZE(x) (((x) >> 6) & 0x7) /* size */
#define CPU_CT_xSIZE_P (1U << 11) /* need to page-color */
/* format 4 definitions */
#define CPU_CT4_ILINE(x) ((x) & 0xf) /* I$ line size */
#define CPU_CT4_DLINE(x) (((x) >> 16) & 0xf) /* D$ line size */
#define CPU_CT4_L1IPOLICY(x) (((x) >> 14) & 0x3) /* I$ policy */
#define CPU_CT4_L1_AIVIVT 1 /* ASID tagged VIVT */
#define CPU_CT4_L1_VIPT 2 /* VIPT */
#define CPU_CT4_L1_PIPT 3 /* PIPT */
#define CPU_CT4_ERG(x) (((x) >> 20) & 0xf) /* Cache WriteBack Granule */
#define CPU_CT4_CWG(x) (((x) >> 24) & 0xf) /* Exclusive Resv. Granule */
/* Cache size identifaction register definitions 1, Rd, c0, c0, 0 */
#define CPU_CSID_CTYPE_WT 0x80000000 /* write-through avail */
#define CPU_CSID_CTYPE_WB 0x40000000 /* write-back avail */
#define CPU_CSID_CTYPE_RA 0x20000000 /* read-allocation avail */
#define CPU_CSID_CTYPE_WA 0x10000000 /* write-allocation avail */
#define CPU_CSID_NUMSETS(x) (((x) >> 13) & 0x7fff)
#define CPU_CSID_ASSOC(x) (((x) >> 3) & 0x1ff)
#define CPU_CSID_LEN(x) ((x) & 0x07)
/* Cache size selection register definitions 2, Rd, c0, c0, 0 */
#define CPU_CSSR_L2 0x00000002
#define CPU_CSSR_L1 0x00000000
#define CPU_CSSR_InD 0x00000001
/* Fault status register definitions */
#define FAULT_TYPE_MASK 0x0f
#define FAULT_USER 0x10
#define FAULT_WRTBUF_0 0x00 /* Vector Exception */
#define FAULT_WRTBUF_1 0x02 /* Terminal Exception */
#define FAULT_BUSERR_0 0x04 /* External Abort on Linefetch -- Section */
#define FAULT_BUSERR_1 0x06 /* External Abort on Linefetch -- Page */
#define FAULT_BUSERR_2 0x08 /* External Abort on Non-linefetch -- Section */
#define FAULT_BUSERR_3 0x0a /* External Abort on Non-linefetch -- Page */
#define FAULT_BUSTRNL1 0x0c /* External abort on Translation -- Level 1 */
#define FAULT_BUSTRNL2 0x0e /* External abort on Translation -- Level 2 */
#define FAULT_ALIGN_0 0x01 /* Alignment */
#define FAULT_ALIGN_1 0x03 /* Alignment */
#define FAULT_TRANS_S 0x05 /* Translation -- Section */
#define FAULT_TRANS_P 0x07 /* Translation -- Page */
#define FAULT_DOMAIN_S 0x09 /* Domain -- Section */
#define FAULT_DOMAIN_P 0x0b /* Domain -- Page */
#define FAULT_PERM_S 0x0d /* Permission -- Section */
#define FAULT_PERM_P 0x0f /* Permission -- Page */
#define FAULT_LPAE 0x0200 /* (SW) used long descriptors */
#define FAULT_IMPRECISE 0x0400 /* Imprecise exception (XSCALE) */
#define FAULT_WRITE 0x0800 /* fault was due to write (ARMv6+) */
#define FAULT_EXT 0x1000 /* fault was due to external abort (ARMv6+) */
#define FAULT_CM 0x2000 /* fault was due to cache maintenance (ARMv7+) */
/*
* Address of the vector page, low and high versions.
*/
#define ARM_VECTORS_LOW 0x00000000U
#define ARM_VECTORS_HIGH 0xffff0000U
/*
* ARM Instructions
*
* 3 3 2 2 2
* 1 0 9 8 7 0
* +-------+-------------------------------------------------------+
* | cond | instruction dependent |
* |c c c c| |
* +-------+-------------------------------------------------------+
*/
#define INSN_SIZE 4 /* Always 4 bytes */
#define INSN_COND_MASK 0xf0000000 /* Condition mask */
#define INSN_COND_EQ 0 /* Z == 1 */
#define INSN_COND_NE 1 /* Z == 0 */
#define INSN_COND_CS 2 /* C == 1 */
#define INSN_COND_CC 3 /* C == 0 */
#define INSN_COND_MI 4 /* N == 1 */
#define INSN_COND_PL 5 /* N == 0 */
#define INSN_COND_VS 6 /* V == 1 */
#define INSN_COND_VC 7 /* V == 0 */
#define INSN_COND_HI 8 /* C == 1 && Z == 0 */
#define INSN_COND_LS 9 /* C == 0 || Z == 1 */
#define INSN_COND_GE 10 /* N == V */
#define INSN_COND_LT 11 /* N != V */
#define INSN_COND_GT 12 /* Z == 0 && N == V */
#define INSN_COND_LE 13 /* Z == 1 || N != V */
#define INSN_COND_AL 14 /* Always condition */
#define THUMB_INSN_SIZE 2 /* Some are 4 bytes. */
/*
* Defines and such for arm11 Performance Monitor Counters (p15, c15, c12, 0)
*/
#define ARM11_PMCCTL_E __BIT(0) /* enable all three counters */
#define ARM11_PMCCTL_P __BIT(1) /* reset both Count Registers to zero */
#define ARM11_PMCCTL_C __BIT(2) /* reset the Cycle Counter Register to zero */
#define ARM11_PMCCTL_D __BIT(3) /* cycle count divide by 64 */
#define ARM11_PMCCTL_EC0 __BIT(4) /* Enable Counter Register 0 interrupt */
#define ARM11_PMCCTL_EC1 __BIT(5) /* Enable Counter Register 1 interrupt */
#define ARM11_PMCCTL_ECC __BIT(6) /* Enable Cycle Counter interrupt */
#define ARM11_PMCCTL_SBZa __BIT(7) /* UNP/SBZ */
#define ARM11_PMCCTL_CR0 __BIT(8) /* Count Register 0 overflow flag */
#define ARM11_PMCCTL_CR1 __BIT(9) /* Count Register 1 overflow flag */
#define ARM11_PMCCTL_CCR __BIT(10) /* Cycle Count Register overflow flag */
#define ARM11_PMCCTL_X __BIT(11) /* Enable Export of the events to the event bus */
#define ARM11_PMCCTL_EVT1 __BITS(19,12) /* source of events for Count Register 1 */
#define ARM11_PMCCTL_EVT0 __BITS(27,20) /* source of events for Count Register 0 */
#define ARM11_PMCCTL_SBZb __BITS(31,28) /* UNP/SBZ */
#define ARM11_PMCCTL_SBZ \
(ARM11_PMCCTL_SBZa | ARM11_PMCCTL_SBZb)
#define ARM11_PMCEVT_ICACHE_MISS 0 /* Instruction Cache Miss */
#define ARM11_PMCEVT_ISTREAM_STALL 1 /* Instruction Stream Stall */
#define ARM11_PMCEVT_IUTLB_MISS 2 /* Instruction uTLB Miss */
#define ARM11_PMCEVT_DUTLB_MISS 3 /* Data uTLB Miss */
#define ARM11_PMCEVT_BRANCH 4 /* Branch Inst. Executed */
#define ARM11_PMCEVT_BRANCH_MISS 6 /* Branch mispredicted */
#define ARM11_PMCEVT_INST_EXEC 7 /* Instruction Executed */
#define ARM11_PMCEVT_DCACHE_ACCESS0 9 /* Data Cache Access */
#define ARM11_PMCEVT_DCACHE_ACCESS1 10 /* Data Cache Access */
#define ARM11_PMCEVT_DCACHE_MISS 11 /* Data Cache Miss */
#define ARM11_PMCEVT_DCACHE_WRITEBACK 12 /* Data Cache Writeback */
#define ARM11_PMCEVT_PC_CHANGE 13 /* Software PC change */
#define ARM11_PMCEVT_TLB_MISS 15 /* Main TLB Miss */
#define ARM11_PMCEVT_DATA_ACCESS 16 /* non-cached data access */
#define ARM11_PMCEVT_LSU_STALL 17 /* Load/Store Unit stall */
#define ARM11_PMCEVT_WBUF_DRAIN 18 /* Write buffer drained */
#define ARM11_PMCEVT_ETMEXTOUT0 32 /* ETMEXTOUT[0] asserted */
#define ARM11_PMCEVT_ETMEXTOUT1 33 /* ETMEXTOUT[1] asserted */
#define ARM11_PMCEVT_ETMEXTOUT 34 /* ETMEXTOUT[0 & 1] */
#define ARM11_PMCEVT_CALL_EXEC 35 /* Procedure call executed */
#define ARM11_PMCEVT_RETURN_EXEC 36 /* Return executed */
#define ARM11_PMCEVT_RETURN_HIT 37 /* return address predicted */
#define ARM11_PMCEVT_RETURN_MISS 38 /* return addr. mispredicted */
#define ARM11_PMCEVT_CYCLE 255 /* Increment each cycle */
/* Defines for ARM CORTEX performance counters */
#define CORTEX_CNTENS_C __BIT(31) /* Enables the cycle counter */
#define CORTEX_CNTENC_C __BIT(31) /* Disables the cycle counter */
#define CORTEX_CNTOFL_C __BIT(31) /* Cycle counter overflow flag */
/* Defines for ARM Cortex A7/A15 L2CTRL */
#define L2CTRL_NUMCPU __BITS(25,24) // numcpus - 1
#define L2CTRL_ICPRES __BIT(23) // Interrupt Controller is present
/* Translation Table Base Register */
#define TTBR_C __BIT(0) /* without MPE */
#define TTBR_S __BIT(1)
#define TTBR_IMP __BIT(2)
#define TTBR_RGN_MASK __BITS(4,3)
#define TTBR_RGN_NC __SHIFTIN(0, TTBR_RGN_MASK)
#define TTBR_RGN_WBWA __SHIFTIN(1, TTBR_RGN_MASK)
#define TTBR_RGN_WT __SHIFTIN(2, TTBR_RGN_MASK)
#define TTBR_RGN_WBNWA __SHIFTIN(3, TTBR_RGN_MASK)
#define TTBR_NOS __BIT(5)
#define TTBR_IRGN_MASK (__BIT(6) | __BIT(0))
#define TTBR_IRGN_NC 0
#define TTBR_IRGN_WBWA __BIT(6)
#define TTBR_IRGN_WT __BIT(0)
#define TTBR_IRGN_WBNWA (__BIT(0) | __BIT(6))
/* Translate Table Base Control Register */
#define TTBCR_S_EAE __BIT(31) // Extended Address Extension
#define TTBCR_S_PD1 __BIT(5) // Don't use TTBR1
#define TTBCR_S_PD0 __BIT(4) // Don't use TTBR0
#define TTBCR_S_N __BITS(2,0) // Width of base address in TTB0
#define TTBCR_L_EAE __BIT(31) // Extended Address Extension
#define TTBCR_L_SH1 __BITS(29,28) // TTBR1 Shareability
#define TTBCR_L_ORGN1 __BITS(27,26) // TTBR1 Outer cacheability
#define TTBCR_L_IRGN1 __BITS(25,24) // TTBR1 inner cacheability
#define TTBCR_L_EPD1 __BIT(23) // Don't use TTBR1
#define TTBCR_L_A1 __BIT(22) // ASID is in TTBR1
#define TTBCR_L_T1SZ __BITS(18,16) // TTBR1 size offset
#define TTBCR_L_SH0 __BITS(13,12) // TTBR0 Shareability
#define TTBCR_L_ORGN0 __BITS(11,10) // TTBR0 Outer cacheability
#define TTBCR_L_IRGN0 __BITS(9,8) // TTBR0 inner cacheability
#define TTBCR_L_EPD0 __BIT(7) // Don't use TTBR0
#define TTBCR_L_T0SZ __BITS(2,0) // TTBR0 size offset
#define NMRR_ORn(n) __BITS(17+2*(n),16+2*(n)) // Outer Cacheable mappings
#define NMRR_IRn(n) __BITS(1+2*(n),0+2*(n)) // Inner Cacheable mappings
#define NMRR_NC 0 // non-cacheable
#define NMRR_WBWA 1 // write-back write-allocate
#define NMRR_WT 2 // write-through
#define NMRR_WB 3 // write-back
#define PRRR_NOSn(n) __BITS(24+2*(n))// Memory region is Inner Shareable
#define PRRR_NS1 __BIT(19) // Normal Shareable S=1 is Shareable
#define PRRR_NS0 __BIT(18) // Normal Shareable S=0 is Shareable
#define PRRR_DS1 __BIT(17) // Device Shareable S=1 is Shareable
#define PRRR_DS0 __BIT(16) // Device Shareable S=0 is Shareable
#define PRRR_TRn(n) __BITS(1+2*(n),0+2*(n))
#define PRRR_TR_STRONG 0 // Strongly Ordered
#define PRRR_TR_DEVICE 1 // Device
#define PRRR_TR_NORMAL 2 // Normal Memory
/* ARMv7 MPIDR, Multiprocessor Affinity Register generic format */
#define MPIDR_MP __BIT(31) /* 1 = Have MP Extention */
#define MPIDR_U __BIT(30) /* 1 = Uni-Processor System */
#define MPIDR_MT __BIT(24) /* 1 = SMT(AFF0 is logical) */
#define MPIDR_AFF2 __BITS(23,16) /* Affinity Level 2 */
#define MPIDR_AFF1 __BITS(15,8) /* Affinity Level 1 */
#define MPIDR_AFF0 __BITS(7,0) /* Affinity Level 0 */
/* MPIDR implementation of ARM Cortex A9: SMT and AFF2 is not used */
#define CORTEXA9_MPIDR_MP MPIDR_MP
#define CORTEXA9_MPIDR_U MPIDR_U
#define CORTEXA9_MPIDR_CLID __BITS(11,8) /* AFF1 = cluster id */
#define CORTEXA9_MPIDR_CPUID __BITS(0,1) /* AFF0 = physical core id */
/* MPIDR implementation of Marvell PJ4B-MP: AFF2 is not used */
#define PJ4B_MPIDR_MP MPIDR_MP
#define PJ4B_MPIDR_U MPIDR_U
#define PJ4B_MPIDR_MT MPIDR_MT /* 1 = SMT(AFF0 is logical) */
#define PJ4B_MPIDR_CLID __BITS(11,8) /* AFF1 = cluster id */
#define PJ4B_MPIDR_CPUID __BITS(0,3) /* AFF0 = core id */
/* Defines for ARM Generic Timer */
#define CNTCTL_ISTATUS __BIT(2) // Interrupt is pending
#define CNTCTL_IMASK __BIT(1) // Mask Interrupt
#define CNTCTL_ENABLE __BIT(0) // Timer Enabled
#define CNTKCTL_PL0PTEN __BIT(9) /* PL0 Physical Timer Enable */
#define CNTKCTL_PL0VTEN __BIT(8) /* PL0 Virtual Timer Enable */
#define CNTKCTL_EVNTI __BITS(7,4) /* CNTVCT Event Bit Select */
#define CNTKCTL_EVNTDIR __BIT(3) /* CNTVCT Event Dir (1->0) */
#define CNTKCTL_EVNTEN __BIT(2) /* CNTVCT Event Enable */
#define CNTKCTL_PL0VCTEN __BIT(1) /* PL0 Virtual Counter Enable */
#define CNTKCTL_PL0PCTEN __BIT(0) /* PL0 Physical Counter Enable */
/* CNCHCTL, Timer PL2 Control register, Virtualization Extensions */
#define CNTHCTL_EVNTI __BITS(7,4)
#define CNTHCTL_EVNTDIR __BIT(3)
#define CNTHCTL_EVNTEN __BIT(2)
#define CNTHCTL_PL1PCEN __BIT(1)
#define CNTHCTL_PL1PCTEN __BIT(0)
#define ARM_A5_TLBDATA_DOM __BITS(62,59)
#define ARM_A5_TLBDATA_AP __BITS(58,56)
#define ARM_A5_TLBDATA_NS_WALK __BIT(55)
#define ARM_A5_TLBDATA_NS_PAGE __BIT(54)
#define ARM_A5_TLBDATA_XN __BIT(53)
#define ARM_A5_TLBDATA_TEX __BITS(52,50)
#define ARM_A5_TLBDATA_B __BIT(49)
#define ARM_A5_TLBDATA_C __BIT(48)
#define ARM_A5_TLBDATA_S __BIT(47)
#define ARM_A5_TLBDATA_ASID __BITS(46,39)
#define ARM_A5_TLBDATA_SIZE __BITS(38,37)
#define ARM_A5_TLBDATA_SIZE_4KB 0
#define ARM_A5_TLBDATA_SIZE_16KB 1
#define ARM_A5_TLBDATA_SIZE_1MB 2
#define ARM_A5_TLBDATA_SIZE_16MB 3
#define ARM_A5_TLBDATA_VA __BITS(36,22)
#define ARM_A5_TLBDATA_PA __BITS(21,2)
#define ARM_A5_TLBDATA_nG __BIT(1)
#define ARM_A5_TLBDATA_VALID __BIT(0)
#define ARM_A7_TLBDATA2_S2_LEVEL __BITS(85-64,84-64)
#define ARM_A7_TLBDATA2_S1_SIZE __BITS(83-64,82-64)
#define ARM_A7_TLBDATA2_S1_SIZE_4KB 0
#define ARM_A7_TLBDATA2_S1_SIZE_64KB 1
#define ARM_A7_TLBDATA2_S1_SIZE_1MB 2
#define ARM_A7_TLBDATA2_S1_SIZE_16MB 3
#define ARM_A7_TLBDATA2_DOM __BITS(81-64,78-64)
#define ARM_A7_TLBDATA2_IS __BITS(77-64,76-64)
#define ARM_A7_TLBDATA2_IS_NC 0
#define ARM_A7_TLBDATA2_IS_WB_WA 1
#define ARM_A7_TLBDATA2_IS_WT 2
#define ARM_A7_TLBDATA2_IS_DSO 3
#define ARM_A7_TLBDATA2_S2OVR __BIT(75-64)
#define ARM_A7_TLBDATA2_SDO_MT __BITS(74-64,72-64)
#define ARM_A7_TLBDATA2_SDO_MT_D 2
#define ARM_A7_TLBDATA2_SDO_MT_SO 6
#define ARM_A7_TLBDATA2_OS __BITS(75-64,74-64)
#define ARM_A7_TLBDATA2_OS_NC 0
#define ARM_A7_TLBDATA2_OS_WB_WA 1
#define ARM_A7_TLBDATA2_OS_WT 2
#define ARM_A7_TLBDATA2_OS_WB 3
#define ARM_A7_TLBDATA2_SH __BITS(73-64,72-64)
#define ARM_A7_TLBDATA2_SH_NONE 0
#define ARM_A7_TLBDATA2_SH_UNUSED 1
#define ARM_A7_TLBDATA2_SH_OS 2
#define ARM_A7_TLBDATA2_SH_IS 3
#define ARM_A7_TLBDATA2_XN2 __BIT(71-64)
#define ARM_A7_TLBDATA2_XN1 __BIT(70-64)
#define ARM_A7_TLBDATA2_PXN __BIT(69-64)
#define ARM_A7_TLBDATA12_PA __BITS(68-32,41-32)
#define ARM_A7_TLBDATA1_NS __BIT(40-32)
#define ARM_A7_TLBDATA1_HAP __BITS(39-32,38-32)
#define ARM_A7_TLBDATA1_AP __BITS(37-32,35-32)
#define ARM_A7_TLBDATA1_nG __BIT(34-32)
#define ARM_A7_TLBDATA01_ASID __BITS(33,26)
#define ARM_A7_TLBDATA0_VMID __BITS(25,18)
#define ARM_A7_TLBDATA0_VA __BITS(17,5)
#define ARM_A7_TLBDATA0_NS_WALK __BIT(4)
#define ARM_A7_TLBDATA0_SIZE __BITS(3,1)
#define ARM_A7_TLBDATA0_SIZE_V7_4KB 0
#define ARM_A7_TLBDATA0_SIZE_LPAE_4KB 1
#define ARM_A7_TLBDATA0_SIZE_V7_64KB 2
#define ARM_A7_TLBDATA0_SIZE_LPAE_64KB 3
#define ARM_A7_TLBDATA0_SIZE_V7_1MB 4
#define ARM_A7_TLBDATA0_SIZE_LPAE_2MB 5
#define ARM_A7_TLBDATA0_SIZE_V7_16MB 6
#define ARM_A7_TLBDATA0_SIZE_LPAE_1GB 7
#define ARM_TLBDATA_VALID __BIT(0)
#define ARM_TLBDATAOP_WAY __BIT(31)
#define ARM_A5_TLBDATAOP_INDEX __BITS(5,0)
#define ARM_A7_TLBDATAOP_INDEX __BITS(6,0)
#if !defined(__ASSEMBLER__) && defined(_KERNEL)
static inline bool
arm_cond_ok_p(uint32_t insn, uint32_t psr)
{
const uint32_t __cond = __SHIFTOUT(insn, INSN_COND_MASK);
bool __ok;
const bool __z = (psr & PSR_Z_bit);
const bool __n = (psr & PSR_N_bit);
const bool __c = (psr & PSR_C_bit);
const bool __v = (psr & PSR_V_bit);
switch (__cond & ~1) {
case INSN_COND_EQ: // Z == 1
__ok = __z;
break;
case INSN_COND_CS: // C == 1
__ok = __c;
break;
case INSN_COND_MI: // N == 1
__ok = __n;
break;
case INSN_COND_VS: // V == 1
__ok = __v;
break;
case INSN_COND_HI: // C == 1 && Z == 0
__ok = __c && !__z;
break;
case INSN_COND_GE: // N == V
__ok = __n == __v;
break;
case INSN_COND_GT: // N == V && Z == 0
__ok = __n == __v && !__z;
break;
default: /* INSN_COND_AL or unconditional */
return true;
}
return (__cond & 1) ? !__ok : __ok;
}
#endif /* !__ASSEMBLER && _KERNEL */
#if !defined(__ASSEMBLER__) && !defined(_RUMPKERNEL)
#define ARMREG_READ_INLINE(name, __insnstring) \
static inline uint32_t armreg_##name##_read(void) \
{ \
uint32_t __rv; \
__asm __volatile("mrc " __insnstring : "=r"(__rv)); \
return __rv; \
}
#define ARMREG_WRITE_INLINE(name, __insnstring) \
static inline void armreg_##name##_write(uint32_t __val) \
{ \
__asm __volatile("mcr " __insnstring :: "r"(__val)); \
}
#define ARMREG_READ_INLINE2(name, __insnstring) \
static inline uint32_t armreg_##name##_read(void) \
{ \
uint32_t __rv; \
__asm __volatile(".fpu vfp"); \
__asm __volatile(__insnstring : "=r"(__rv)); \
return __rv; \
}
#define ARMREG_WRITE_INLINE2(name, __insnstring) \
static inline void armreg_##name##_write(uint32_t __val) \
{ \
__asm __volatile(".fpu vfp"); \
__asm __volatile(__insnstring :: "r"(__val)); \
}
#define ARMREG_READ64_INLINE(name, __insnstring) \
static inline uint64_t armreg_##name##_read(void) \
{ \
uint64_t __rv; \
__asm __volatile("mrrc " __insnstring : "=r"(__rv)); \
return __rv; \
}
#define ARMREG_WRITE64_INLINE(name, __insnstring) \
static inline void armreg_##name##_write(uint64_t __val) \
{ \
__asm __volatile("mcrr " __insnstring :: "r"(__val)); \
}
/* cp10 registers */
ARMREG_READ_INLINE2(fpsid, "vmrs\t%0, fpsid") /* VFP System ID */
ARMREG_READ_INLINE2(fpscr, "vmrs\t%0, fpscr") /* VFP Status/Control Register */
ARMREG_WRITE_INLINE2(fpscr, "vmsr\tfpscr, %0") /* VFP Status/Control Register */
ARMREG_READ_INLINE2(mvfr1, "vmrs\t%0, mvfr1") /* Media and VFP Feature Register 1 */
ARMREG_READ_INLINE2(mvfr0, "vmrs\t%0, mvfr0") /* Media and VFP Feature Register 0 */
ARMREG_READ_INLINE2(fpexc, "vmrs\t%0, fpexc") /* VFP Exception Register */
ARMREG_WRITE_INLINE2(fpexc, "vmsr\tfpexc, %0") /* VFP Exception Register */
ARMREG_READ_INLINE2(fpinst, "fmrx\t%0, fpinst") /* VFP Exception Instruction */
ARMREG_WRITE_INLINE2(fpinst, "fmxr\tfpinst, %0") /* VFP Exception Instruction */
ARMREG_READ_INLINE2(fpinst2, "fmrx\t%0, fpinst2") /* VFP Exception Instruction 2 */
ARMREG_WRITE_INLINE2(fpinst2, "fmxr\tfpinst2, %0") /* VFP Exception Instruction 2 */
/* cp15 c0 registers */
ARMREG_READ_INLINE(midr, "p15,0,%0,c0,c0,0") /* Main ID Register */
ARMREG_READ_INLINE(ctr, "p15,0,%0,c0,c0,1") /* Cache Type Register */
ARMREG_READ_INLINE(tlbtr, "p15,0,%0,c0,c0,3") /* TLB Type Register */
ARMREG_READ_INLINE(mpidr, "p15,0,%0,c0,c0,5") /* Multiprocess Affinity Register */
ARMREG_READ_INLINE(revidr, "p15,0,%0,c0,c0,6") /* Revision ID Register */
ARMREG_READ_INLINE(pfr0, "p15,0,%0,c0,c1,0") /* Processor Feature Register 0 */
ARMREG_READ_INLINE(pfr1, "p15,0,%0,c0,c1,1") /* Processor Feature Register 1 */
ARMREG_READ_INLINE(mmfr0, "p15,0,%0,c0,c1,4") /* Memory Model Feature Register 0 */
ARMREG_READ_INLINE(mmfr1, "p15,0,%0,c0,c1,5") /* Memory Model Feature Register 1 */
ARMREG_READ_INLINE(mmfr2, "p15,0,%0,c0,c1,6") /* Memory Model Feature Register 2 */
ARMREG_READ_INLINE(mmfr3, "p15,0,%0,c0,c1,7") /* Memory Model Feature Register 3 */
ARMREG_READ_INLINE(isar0, "p15,0,%0,c0,c2,0") /* Instruction Set Attribute Register 0 */
ARMREG_READ_INLINE(isar1, "p15,0,%0,c0,c2,1") /* Instruction Set Attribute Register 1 */
ARMREG_READ_INLINE(isar2, "p15,0,%0,c0,c2,2") /* Instruction Set Attribute Register 2 */
ARMREG_READ_INLINE(isar3, "p15,0,%0,c0,c2,3") /* Instruction Set Attribute Register 3 */
ARMREG_READ_INLINE(isar4, "p15,0,%0,c0,c2,4") /* Instruction Set Attribute Register 4 */
ARMREG_READ_INLINE(isar5, "p15,0,%0,c0,c2,5") /* Instruction Set Attribute Register 5 */
ARMREG_READ_INLINE(ccsidr, "p15,1,%0,c0,c0,0") /* Cache Size ID Register */
ARMREG_READ_INLINE(clidr, "p15,1,%0,c0,c0,1") /* Cache Level ID Register */
ARMREG_READ_INLINE(csselr, "p15,2,%0,c0,c0,0") /* Cache Size Selection Register */
ARMREG_WRITE_INLINE(csselr, "p15,2,%0,c0,c0,0") /* Cache Size Selection Register */
/* cp15 c1 registers */
ARMREG_READ_INLINE(sctlr, "p15,0,%0,c1,c0,0") /* System Control Register */
ARMREG_WRITE_INLINE(sctlr, "p15,0,%0,c1,c0,0") /* System Control Register */
ARMREG_READ_INLINE(auxctl, "p15,0,%0,c1,c0,1") /* Auxiliary Control Register */
ARMREG_WRITE_INLINE(auxctl, "p15,0,%0,c1,c0,1") /* Auxiliary Control Register */
ARMREG_READ_INLINE(cpacr, "p15,0,%0,c1,c0,2") /* Co-Processor Access Control Register */
ARMREG_WRITE_INLINE(cpacr, "p15,0,%0,c1,c0,2") /* Co-Processor Access Control Register */
ARMREG_READ_INLINE(scr, "p15,0,%0,c1,c1,0") /* Secure Configuration Register */
ARMREG_READ_INLINE(nsacr, "p15,0,%0,c1,c1,2") /* Non-Secure Access Control Register */
/* cp15 c2 registers */
ARMREG_READ_INLINE(ttbr, "p15,0,%0,c2,c0,0") /* Translation Table Base Register 0 */
ARMREG_WRITE_INLINE(ttbr, "p15,0,%0,c2,c0,0") /* Translation Table Base Register 0 */
ARMREG_READ_INLINE(ttbr1, "p15,0,%0,c2,c0,1") /* Translation Table Base Register 1 */
ARMREG_WRITE_INLINE(ttbr1, "p15,0,%0,c2,c0,1") /* Translation Table Base Register 1 */
ARMREG_READ_INLINE(ttbcr, "p15,0,%0,c2,c0,2") /* Translation Table Base Register */
ARMREG_WRITE_INLINE(ttbcr, "p15,0,%0,c2,c0,2") /* Translation Table Base Register */
/* cp15 c3 registers */
ARMREG_READ_INLINE(dacr, "p15,0,%0,c3,c0,0") /* Domain Access Control Register */
ARMREG_WRITE_INLINE(dacr, "p15,0,%0,c3,c0,0") /* Domain Access Control Register */
/* cp15 c5 registers */
ARMREG_READ_INLINE(dfsr, "p15,0,%0,c5,c0,0") /* Data Fault Status Register */
ARMREG_READ_INLINE(ifsr, "p15,0,%0,c5,c0,1") /* Instruction Fault Status Register */
/* cp15 c6 registers */
ARMREG_READ_INLINE(dfar, "p15,0,%0,c6,c0,0") /* Data Fault Address Register */
ARMREG_READ_INLINE(ifar, "p15,0,%0,c6,c0,2") /* Instruction Fault Address Register */
/* cp15 c7 registers */
ARMREG_WRITE_INLINE(icialluis, "p15,0,%0,c7,c1,0") /* Instruction Inv All (IS) */
ARMREG_WRITE_INLINE(bpiallis, "p15,0,%0,c7,c1,6") /* Branch Predictor Invalidate All (IS) */
ARMREG_READ_INLINE(par, "p15,0,%0,c7,c4,0") /* Physical Address Register */
ARMREG_WRITE_INLINE(iciallu, "p15,0,%0,c7,c5,0") /* Instruction Invalidate All */
ARMREG_WRITE_INLINE(icimvau, "p15,0,%0,c7,c5,1") /* Instruction Invalidate MVA */
ARMREG_WRITE_INLINE(isb, "p15,0,%0,c7,c5,4") /* Instruction Synchronization Barrier */
ARMREG_WRITE_INLINE(bpiall, "p15,0,%0,c7,c5,6") /* Branch Predictor Invalidate All */
ARMREG_WRITE_INLINE(bpimva, "p15,0,%0,c7,c5,7") /* Branch Predictor invalidate by MVA */
ARMREG_WRITE_INLINE(dcimvac, "p15,0,%0,c7,c6,1") /* Data Invalidate MVA to PoC */
ARMREG_WRITE_INLINE(dcisw, "p15,0,%0,c7,c6,2") /* Data Invalidate Set/Way */
ARMREG_WRITE_INLINE(ats1cpr, "p15,0,%0,c7,c8,0") /* AddrTrans CurState PL1 Read */
ARMREG_WRITE_INLINE(ats1cpw, "p15,0,%0,c7,c8,1") /* AddrTrans CurState PL1 Write */
ARMREG_WRITE_INLINE(ats1cur, "p15,0,%0,c7,c8,2") /* AddrTrans CurState PL0 Read */
ARMREG_WRITE_INLINE(ats1cuw, "p15,0,%0,c7,c8,3") /* AddrTrans CurState PL0 Write */
ARMREG_WRITE_INLINE(dccmvac, "p15,0,%0,c7,c10,1") /* Data Clean MVA to PoC */
ARMREG_WRITE_INLINE(dccsw, "p15,0,%0,c7,c10,2") /* Data Clean Set/Way */
ARMREG_WRITE_INLINE(dsb, "p15,0,%0,c7,c10,4") /* Data Synchronization Barrier */
ARMREG_WRITE_INLINE(dmb, "p15,0,%0,c7,c10,5") /* Data Memory Barrier */
ARMREG_WRITE_INLINE(dccmvau, "p15,0,%0,c7,c11,1") /* Data Clean MVA to PoU */
ARMREG_WRITE_INLINE(dccimvac, "p15,0,%0,c7,c14,1") /* Data Clean&Inv MVA to PoC */
ARMREG_WRITE_INLINE(dccisw, "p15,0,%0,c7,c14,2") /* Data Clean&Inv Set/Way */
/* cp15 c8 registers */
ARMREG_WRITE_INLINE(tlbiallis, "p15,0,%0,c8,c3,0") /* Invalidate entire unified TLB, inner shareable */
ARMREG_WRITE_INLINE(tlbimvais, "p15,0,%0,c8,c3,1") /* Invalidate unified TLB by MVA, inner shareable */
ARMREG_WRITE_INLINE(tlbiasidis, "p15,0,%0,c8,c3,2") /* Invalidate unified TLB by ASID, inner shareable */
ARMREG_WRITE_INLINE(tlbimvaais, "p15,0,%0,c8,c3,3") /* Invalidate unified TLB by MVA, all ASID, inner shareable */
ARMREG_WRITE_INLINE(itlbiall, "p15,0,%0,c8,c5,0") /* Invalidate entire instruction TLB */
ARMREG_WRITE_INLINE(itlbimva, "p15,0,%0,c8,c5,1") /* Invalidate instruction TLB by MVA */
ARMREG_WRITE_INLINE(itlbiasid, "p15,0,%0,c8,c5,2") /* Invalidate instruction TLB by ASID */
ARMREG_WRITE_INLINE(dtlbiall, "p15,0,%0,c8,c6,0") /* Invalidate entire data TLB */
ARMREG_WRITE_INLINE(dtlbimva, "p15,0,%0,c8,c6,1") /* Invalidate data TLB by MVA */
ARMREG_WRITE_INLINE(dtlbiasid, "p15,0,%0,c8,c6,2") /* Invalidate data TLB by ASID */
ARMREG_WRITE_INLINE(tlbiall, "p15,0,%0,c8,c7,0") /* Invalidate entire unified TLB */
ARMREG_WRITE_INLINE(tlbimva, "p15,0,%0,c8,c7,1") /* Invalidate unified TLB by MVA */
ARMREG_WRITE_INLINE(tlbiasid, "p15,0,%0,c8,c7,2") /* Invalidate unified TLB by ASID */
ARMREG_WRITE_INLINE(tlbimvaa, "p15,0,%0,c8,c7,3") /* Invalidate unified TLB by MVA, all ASID */
/* cp15 c9 registers */
ARMREG_READ_INLINE(pmcr, "p15,0,%0,c9,c12,0") /* PMC Control Register */
ARMREG_WRITE_INLINE(pmcr, "p15,0,%0,c9,c12,0") /* PMC Control Register */
ARMREG_READ_INLINE(pmcntenset, "p15,0,%0,c9,c12,1") /* PMC Count Enable Set */
ARMREG_WRITE_INLINE(pmcntenset, "p15,0,%0,c9,c12,1") /* PMC Count Enable Set */
ARMREG_READ_INLINE(pmcntenclr, "p15,0,%0,c9,c12,2") /* PMC Count Enable Clear */
ARMREG_WRITE_INLINE(pmcntenclr, "p15,0,%0,c9,c12,2") /* PMC Count Enable Clear */
ARMREG_READ_INLINE(pmovsr, "p15,0,%0,c9,c12,3") /* PMC Overflow Flag Status */
ARMREG_WRITE_INLINE(pmovsr, "p15,0,%0,c9,c12,3") /* PMC Overflow Flag Status */
ARMREG_READ_INLINE(pmselr, "p15,0,%0,c9,c12,5") /* PMC Event Counter Selection */
ARMREG_WRITE_INLINE(pmselr, "p15,0,%0,c9,c12,5") /* PMC Event Counter Selection */
ARMREG_READ_INLINE(pmceid0, "p15,0,%0,c9,c12,6") /* PMC Event ID 0 */
ARMREG_READ_INLINE(pmceid1, "p15,0,%0,c9,c12,7") /* PMC Event ID 1 */
ARMREG_READ_INLINE(pmccntr, "p15,0,%0,c9,c13,0") /* PMC Cycle Counter */
ARMREG_WRITE_INLINE(pmccntr, "p15,0,%0,c9,c13,0") /* PMC Cycle Counter */
ARMREG_READ_INLINE(pmxevtyper, "p15,0,%0,c9,c13,1") /* PMC Event Type Select */
ARMREG_WRITE_INLINE(pmxevtyper, "p15,0,%0,c9,c13,1") /* PMC Event Type Select */
ARMREG_READ_INLINE(pmxevcntr, "p15,0,%0,c9,c13,2") /* PMC Event Count */
ARMREG_WRITE_INLINE(pmxevcntr, "p15,0,%0,c9,c13,2") /* PMC Event Count */
ARMREG_READ_INLINE(pmuserenr, "p15,0,%0,c9,c14,0") /* PMC User Enable */
ARMREG_WRITE_INLINE(pmuserenr, "p15,0,%0,c9,c14,0") /* PMC User Enable */
ARMREG_READ_INLINE(pmintenset, "p15,0,%0,c9,c14,1") /* PMC Interrupt Enable Set */
ARMREG_WRITE_INLINE(pmintenset, "p15,0,%0,c9,c14,1") /* PMC Interrupt Enable Set */
ARMREG_READ_INLINE(pmintenclr, "p15,0,%0,c9,c14,2") /* PMC Interrupt Enable Clear */
ARMREG_WRITE_INLINE(pmintenclr, "p15,0,%0,c9,c14,2") /* PMC Interrupt Enable Clear */
ARMREG_READ_INLINE(l2ctrl, "p15,1,%0,c9,c0,2") /* A7/A15 L2 Control Register */
/* cp10 c10 registers */
ARMREG_READ_INLINE(prrr, "p15,0,%0,c10,c2,0") /* Primary Region Remap Register */
ARMREG_WRITE_INLINE(prrr, "p15,0,%0,c10,c2,0") /* Primary Region Remap Register */
ARMREG_READ_INLINE(nmrr, "p15,0,%0,c10,c2,1") /* Normal Memory Remap Register */
ARMREG_WRITE_INLINE(nmrr, "p15,0,%0,c10,c2,1") /* Normal Memory Remap Register */
/* cp15 c13 registers */
ARMREG_READ_INLINE(contextidr, "p15,0,%0,c13,c0,1") /* Context ID Register */
ARMREG_WRITE_INLINE(contextidr, "p15,0,%0,c13,c0,1") /* Context ID Register */
ARMREG_READ_INLINE(tpidrurw, "p15,0,%0,c13,c0,2") /* User read-write Thread ID Register */
ARMREG_WRITE_INLINE(tpidrurw, "p15,0,%0,c13,c0,2") /* User read-write Thread ID Register */
ARMREG_READ_INLINE(tpidruro, "p15,0,%0,c13,c0,3") /* User read-only Thread ID Register */
ARMREG_WRITE_INLINE(tpidruro, "p15,0,%0,c13,c0,3") /* User read-only Thread ID Register */
ARMREG_READ_INLINE(tpidrprw, "p15,0,%0,c13,c0,4") /* PL1 only Thread ID Register */
ARMREG_WRITE_INLINE(tpidrprw, "p15,0,%0,c13,c0,4") /* PL1 only Thread ID Register */
/* cp14 c12 registers */
ARMREG_READ_INLINE(vbar, "p15,0,%0,c12,c0,0") /* Vector Base Address Register */
ARMREG_WRITE_INLINE(vbar, "p15,0,%0,c12,c0,0") /* Vector Base Address Register */
/* cp15 c14 registers */
/* cp15 Global Timer Registers */
ARMREG_READ_INLINE(cnt_frq, "p15,0,%0,c14,c0,0") /* Counter Frequency Register */
ARMREG_WRITE_INLINE(cnt_frq, "p15,0,%0,c14,c0,0") /* Counter Frequency Register */
ARMREG_READ_INLINE(cntk_ctl, "p15,0,%0,c14,c1,0") /* Timer PL1 Control Register */
ARMREG_WRITE_INLINE(cntk_ctl, "p15,0,%0,c14,c1,0") /* Timer PL1 Control Register */
ARMREG_READ_INLINE(cntp_tval, "p15,0,%0,c14,c2,0") /* PL1 Physical TimerValue Register */
ARMREG_WRITE_INLINE(cntp_tval, "p15,0,%0,c14,c2,0") /* PL1 Physical TimerValue Register */
ARMREG_READ_INLINE(cntp_ctl, "p15,0,%0,c14,c2,1") /* PL1 Physical Timer Control Register */
ARMREG_WRITE_INLINE(cntp_ctl, "p15,0,%0,c14,c2,1") /* PL1 Physical Timer Control Register */
ARMREG_READ_INLINE(cntv_tval, "p15,0,%0,c14,c3,0") /* Virtual TimerValue Register */
ARMREG_WRITE_INLINE(cntv_tval, "p15,0,%0,c14,c3,0") /* Virtual TimerValue Register */
ARMREG_READ_INLINE(cntv_ctl, "p15,0,%0,c14,c3,1") /* Virtual Timer Control Register */
ARMREG_WRITE_INLINE(cntv_ctl, "p15,0,%0,c14,c3,1") /* Virtual Timer Control Register */
ARMREG_READ64_INLINE(cntp_ct, "p15,0,%Q0,%R0,c14") /* Physical Count Register */
ARMREG_WRITE64_INLINE(cntp_ct, "p15,0,%Q0,%R0,c14") /* Physical Count Register */
ARMREG_READ64_INLINE(cntv_ct, "p15,1,%Q0,%R0,c14") /* Virtual Count Register */
ARMREG_WRITE64_INLINE(cntv_ct, "p15,1,%Q0,%R0,c14") /* Virtual Count Register */
ARMREG_READ64_INLINE(cntp_cval, "p15,2,%Q0,%R0,c14") /* PL1 Physical Timer CompareValue Register */
ARMREG_WRITE64_INLINE(cntp_cval, "p15,2,%Q0,%R0,c14") /* PL1 Physical Timer CompareValue Register */
ARMREG_READ64_INLINE(cntv_cval, "p15,3,%Q0,%R0,c14") /* PL1 Virtual Timer CompareValue Register */
ARMREG_WRITE64_INLINE(cntv_cval, "p15,3,%Q0,%R0,c14") /* PL1 Virtual Timer CompareValue Register */
ARMREG_READ64_INLINE(cntvoff, "p15,4,%Q0,%R0,c14") /* Virtual Offset Register */
ARMREG_WRITE64_INLINE(cntvoff, "p15,4,%Q0,%R0,c14") /* Virtual Offset Register */
/* cp15 c15 registers */
ARMREG_READ_INLINE(cbar, "p15,4,%0,c15,c0,0") /* Configuration Base Address Register */
ARMREG_READ_INLINE(pmcrv6, "p15,0,%0,c15,c12,0") /* PMC Control Register (armv6) */
ARMREG_WRITE_INLINE(pmcrv6, "p15,0,%0,c15,c12,0") /* PMC Control Register (armv6) */
ARMREG_READ_INLINE(pmccntrv6, "p15,0,%0,c15,c12,1") /* PMC Cycle Counter (armv6) */
ARMREG_WRITE_INLINE(pmccntrv6, "p15,0,%0,c15,c12,1") /* PMC Cycle Counter (armv6) */
ARMREG_READ_INLINE(tlbdata0, "p15,3,%0,c15,c0,0") /* TLB Data Register 0 (cortex) */
ARMREG_READ_INLINE(tlbdata1, "p15,3,%0,c15,c0,1") /* TLB Data Register 1 (cortex) */
ARMREG_READ_INLINE(tlbdata2, "p15,3,%0,c15,c0,2") /* TLB Data Register 2 (cortex) */
ARMREG_WRITE_INLINE(tlbdataop, "p15,3,%0,c15,c4,2") /* TLB Data Read Operation (cortex) */
ARMREG_READ_INLINE(sheeva_xctrl, "p15,1,%0,c15,c1,0") /* Sheeva eXtra Control register */
ARMREG_WRITE_INLINE(sheeva_xctrl, "p15,1,%0,c15,c1,0") /* Sheeva eXtra Control register */
#if defined(_KERNEL)
static inline uint64_t
cpu_mpidr_aff_read(void)
{
return armreg_mpidr_read() & (MPIDR_AFF2|MPIDR_AFF1|MPIDR_AFF0);
}
/*
* GENERIC TIMER register access
*/
static inline uint32_t
gtmr_cntfrq_read(void)
{
return armreg_cnt_frq_read();
}
static inline uint32_t
gtmr_cntk_ctl_read(void)
{
return armreg_cntk_ctl_read();
}
static inline void
gtmr_cntk_ctl_write(uint32_t val)
{
armreg_cntk_ctl_write(val);
}
static inline uint64_t
gtmr_cntpct_read(void)
{
return armreg_cntp_ct_read();
}
/*
* Counter-timer Virtual Count timer
*/
static inline uint64_t
gtmr_cntvct_read(void)
{
return armreg_cntv_ct_read();
}
/*
* Counter-timer Virtual Timer Control register
*/
static inline uint32_t
gtmr_cntv_ctl_read(void)
{
return armreg_cntv_ctl_read();
}
static inline void
gtmr_cntv_ctl_write(uint32_t val)
{
armreg_cntv_ctl_write(val);
}
/*
* Counter-timer Physical Timer Control register
*/
static inline uint32_t
gtmr_cntp_ctl_read(void)
{
return armreg_cntp_ctl_read();
}
static inline void
gtmr_cntp_ctl_write(uint32_t val)
{
armreg_cntp_ctl_write(val);
}
/*
* Counter-timer Physical Timer TimerValue register
*/
static inline uint32_t
gtmr_cntp_tval_read(void)
{
return armreg_cntp_tval_read();
}
static inline void
gtmr_cntp_tval_write(uint32_t val)
{
armreg_cntp_tval_write(val);
}
/*
* Counter-timer Virtual Timer TimerValue register
*/
static inline uint32_t
gtmr_cntv_tval_read(void)
{
return armreg_cntv_tval_read();
}
static inline void
gtmr_cntv_tval_write(uint32_t val)
{
armreg_cntv_tval_write(val);
}
/*
* Counter-timer Physical Timer CompareValue register
*/
static inline uint64_t
gtmr_cntp_cval_read(void)
{
return armreg_cntp_cval_read();
}
static inline void
gtmr_cntp_cval_write(uint64_t val)
{
armreg_cntp_cval_write(val);
}
/*
* Counter-timer Virtual Timer CompareValue register
*/
static inline uint64_t
gtmr_cntv_cval_read(void)
{
return armreg_cntv_cval_read();
}
static inline void
gtmr_cntv_cval_write(uint64_t val)
{
armreg_cntv_cval_write(val);
}
#endif /* _KERNEL */
#endif /* !__ASSEMBLER && !_RUMPKERNEL */
#elif defined(__aarch64__)
#include <aarch64/armreg.h>
#endif /* __arm__/__aarch64__ */
#endif /* _ARM_ARMREG_H */