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freebsd-dev/sys/arm/include/sysreg.h
Andrew Turner e336138c40 Add the early hypervisor code needed on 32-bit ARMv7. This will be used 
when we bring in bhyve support.

Submitted by:	Mihai Carabas <mihai.carabas AT gmail.com>
Differential Revision:	https://reviews.freebsd.org/D10045
2017-03-22 14:30:02 +00:00

313 lines
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/*-
* Copyright 2014 Svatopluk Kraus <onwahe@gmail.com>
* Copyright 2014 Michal Meloun <meloun@miracle.cz>
* All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 THE AUTHOR 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.
*
* $FreeBSD$
*/
/*
* Macros to make working with the System Control Registers simpler.
*
* Note that when register r0 is hard-coded in these definitions it means the
* cp15 operation neither reads nor writes the register, and r0 is used only
* because some syntatically-valid register name has to appear at that point to
* keep the asm parser happy.
*/
#ifndef MACHINE_SYSREG_H
#define MACHINE_SYSREG_H
/*
* CP14 registers
*/
#if __ARM_ARCH >= 6
#define CP14_DBGDIDR(rr) p14, 0, rr, c0, c0, 0 /* Debug ID Register */
#define CP14_DBGDSCRext_V6(rr) p14, 0, rr, c0, c1, 0 /* Debug Status and Ctrl Register v6 */
#define CP14_DBGDSCRext_V7(rr) p14, 0, rr, c0, c2, 2 /* Debug Status and Ctrl Register v7 */
#define CP14_DBGVCR(rr) p14, 0, rr, c0, c7, 0 /* Vector Catch Register */
#define CP14_DBGOSLAR(rr) p14, 0, rr, c1, c0, 4 /* OS Lock Access Register */
#define CP14_DBGOSLSR(rr) p14, 0, rr, c1, c1, 4 /* OS Lock Status Register */
#define CP14_DBGOSDLR(rr) p14, 0, rr, c1, c3, 4 /* OS Double Lock Register */
#define CP14_DBGPRSR(rr) p14, 0, rr, c1, c5, 4 /* Device Powerdown and Reset Status */
#define CP14_DBGDSCRint(rr) CP14_DBGDSCRext_V6(rr) /* Debug Status and Ctrl internal view */
#endif
/*
* CP15 C0 registers
*/
#define CP15_MIDR(rr) p15, 0, rr, c0, c0, 0 /* Main ID Register */
#define CP15_CTR(rr) p15, 0, rr, c0, c0, 1 /* Cache Type Register */
#define CP15_TCMTR(rr) p15, 0, rr, c0, c0, 2 /* TCM Type Register */
#define CP15_TLBTR(rr) p15, 0, rr, c0, c0, 3 /* TLB Type Register */
#define CP15_MPIDR(rr) p15, 0, rr, c0, c0, 5 /* Multiprocessor Affinity Register */
#define CP15_REVIDR(rr) p15, 0, rr, c0, c0, 6 /* Revision ID Register */
#define CP15_ID_PFR0(rr) p15, 0, rr, c0, c1, 0 /* Processor Feature Register 0 */
#define CP15_ID_PFR1(rr) p15, 0, rr, c0, c1, 1 /* Processor Feature Register 1 */
#define CP15_ID_DFR0(rr) p15, 0, rr, c0, c1, 2 /* Debug Feature Register 0 */
#define CP15_ID_AFR0(rr) p15, 0, rr, c0, c1, 3 /* Auxiliary Feature Register 0 */
#define CP15_ID_MMFR0(rr) p15, 0, rr, c0, c1, 4 /* Memory Model Feature Register 0 */
#define CP15_ID_MMFR1(rr) p15, 0, rr, c0, c1, 5 /* Memory Model Feature Register 1 */
#define CP15_ID_MMFR2(rr) p15, 0, rr, c0, c1, 6 /* Memory Model Feature Register 2 */
#define CP15_ID_MMFR3(rr) p15, 0, rr, c0, c1, 7 /* Memory Model Feature Register 3 */
#define CP15_HCR(rr) p15, 4, rr, c1, c1, 0 /* Hyp Configuration Register */
#define CP15_HCPTR(rr) p15, 4, rr, c1, c1, 2 /* Hyp Coprocessor Trap Register */
#define CP15_HSTR(rr) p15, 4, rr, c1, c1, 3 /* Hyp System Trap Register */
#define CP15_HSCTLR(rr) p15, 4, rr, c1, c0, 0 /* Hyp System Control Register */
#define CP15_HDCR(rr) p15, 4, rr, c1, c1, 1 /* Hyp Debug Configuration Register */
#define CP15_ID_ISAR0(rr) p15, 0, rr, c0, c2, 0 /* Instruction Set Attribute Register 0 */
#define CP15_ID_ISAR1(rr) p15, 0, rr, c0, c2, 1 /* Instruction Set Attribute Register 1 */
#define CP15_ID_ISAR2(rr) p15, 0, rr, c0, c2, 2 /* Instruction Set Attribute Register 2 */
#define CP15_ID_ISAR3(rr) p15, 0, rr, c0, c2, 3 /* Instruction Set Attribute Register 3 */
#define CP15_ID_ISAR4(rr) p15, 0, rr, c0, c2, 4 /* Instruction Set Attribute Register 4 */
#define CP15_ID_ISAR5(rr) p15, 0, rr, c0, c2, 5 /* Instruction Set Attribute Register 5 */
#define CP15_CCSIDR(rr) p15, 1, rr, c0, c0, 0 /* Cache Size ID Registers */
#define CP15_CLIDR(rr) p15, 1, rr, c0, c0, 1 /* Cache Level ID Register */
#define CP15_AIDR(rr) p15, 1, rr, c0, c0, 7 /* Auxiliary ID Register */
#define CP15_CSSELR(rr) p15, 2, rr, c0, c0, 0 /* Cache Size Selection Register */
/*
* CP15 C1 registers
*/
#define CP15_SCTLR(rr) p15, 0, rr, c1, c0, 0 /* System Control Register */
#define CP15_ACTLR(rr) p15, 0, rr, c1, c0, 1 /* IMPLEMENTATION DEFINED Auxiliary Control Register */
#define CP15_CPACR(rr) p15, 0, rr, c1, c0, 2 /* Coprocessor Access Control Register */
#define CP15_SCR(rr) p15, 0, rr, c1, c1, 0 /* Secure Configuration Register */
#define CP15_SDER(rr) p15, 0, rr, c1, c1, 1 /* Secure Debug Enable Register */
#define CP15_NSACR(rr) p15, 0, rr, c1, c1, 2 /* Non-Secure Access Control Register */
/*
* CP15 C2 registers
*/
#define CP15_TTBR0(rr) p15, 0, rr, c2, c0, 0 /* Translation Table Base Register 0 */
#define CP15_TTBR1(rr) p15, 0, rr, c2, c0, 1 /* Translation Table Base Register 1 */
#define CP15_TTBCR(rr) p15, 0, rr, c2, c0, 2 /* Translation Table Base Control Register */
/*
* CP15 C3 registers
*/
#define CP15_DACR(rr) p15, 0, rr, c3, c0, 0 /* Domain Access Control Register */
/*
* CP15 C5 registers
*/
#define CP15_DFSR(rr) p15, 0, rr, c5, c0, 0 /* Data Fault Status Register */
#if __ARM_ARCH >= 6
/* From ARMv6: */
#define CP15_IFSR(rr) p15, 0, rr, c5, c0, 1 /* Instruction Fault Status Register */
#endif
#if __ARM_ARCH >= 7
/* From ARMv7: */
#define CP15_ADFSR(rr) p15, 0, rr, c5, c1, 0 /* Auxiliary Data Fault Status Register */
#define CP15_AIFSR(rr) p15, 0, rr, c5, c1, 1 /* Auxiliary Instruction Fault Status Register */
#endif
/*
* CP15 C6 registers
*/
#define CP15_DFAR(rr) p15, 0, rr, c6, c0, 0 /* Data Fault Address Register */
#if __ARM_ARCH >= 6
/* From ARMv6k: */
#define CP15_IFAR(rr) p15, 0, rr, c6, c0, 2 /* Instruction Fault Address Register */
#endif
/*
* CP15 C7 registers
*/
#if __ARM_ARCH >= 7 && defined(SMP)
/* From ARMv7: */
#define CP15_ICIALLUIS p15, 0, r0, c7, c1, 0 /* Instruction cache invalidate all PoU, IS */
#define CP15_BPIALLIS p15, 0, r0, c7, c1, 6 /* Branch predictor invalidate all IS */
#endif
#define CP15_PAR(rr) p15, 0, rr, c7, c4, 0 /* Physical Address Register */
#define CP15_ICIALLU p15, 0, r0, c7, c5, 0 /* Instruction cache invalidate all PoU */
#define CP15_ICIMVAU(rr) p15, 0, rr, c7, c5, 1 /* Instruction cache invalidate */
#if __ARM_ARCH == 6
/* Deprecated in ARMv7 */
#define CP15_CP15ISB p15, 0, r0, c7, c5, 4 /* ISB */
#endif
#define CP15_BPIALL p15, 0, r0, c7, c5, 6 /* Branch predictor invalidate all */
#define CP15_BPIMVA p15, 0, rr, c7, c5, 7 /* Branch predictor invalidate by MVA */
#if __ARM_ARCH == 6
/* Only ARMv6: */
#define CP15_DCIALL p15, 0, r0, c7, c6, 0 /* Data cache invalidate all */
#endif
#define CP15_DCIMVAC(rr) p15, 0, rr, c7, c6, 1 /* Data cache invalidate by MVA PoC */
#define CP15_DCISW(rr) p15, 0, rr, c7, c6, 2 /* Data cache invalidate by set/way */
#define CP15_ATS1CPR(rr) p15, 0, rr, c7, c8, 0 /* Stage 1 Current state PL1 read */
#define CP15_ATS1CPW(rr) p15, 0, rr, c7, c8, 1 /* Stage 1 Current state PL1 write */
#define CP15_ATS1CUR(rr) p15, 0, rr, c7, c8, 2 /* Stage 1 Current state unprivileged read */
#define CP15_ATS1CUW(rr) p15, 0, rr, c7, c8, 3 /* Stage 1 Current state unprivileged write */
#if __ARM_ARCH >= 7
/* From ARMv7: */
#define CP15_ATS12NSOPR(rr) p15, 0, rr, c7, c8, 4 /* Stages 1 and 2 Non-secure only PL1 read */
#define CP15_ATS12NSOPW(rr) p15, 0, rr, c7, c8, 5 /* Stages 1 and 2 Non-secure only PL1 write */
#define CP15_ATS12NSOUR(rr) p15, 0, rr, c7, c8, 6 /* Stages 1 and 2 Non-secure only unprivileged read */
#define CP15_ATS12NSOUW(rr) p15, 0, rr, c7, c8, 7 /* Stages 1 and 2 Non-secure only unprivileged write */
#endif
#if __ARM_ARCH == 6
/* Only ARMv6: */
#define CP15_DCCALL p15, 0, r0, c7, c10, 0 /* Data cache clean all */
#endif
#define CP15_DCCMVAC(rr) p15, 0, rr, c7, c10, 1 /* Data cache clean by MVA PoC */
#define CP15_DCCSW(rr) p15, 0, rr, c7, c10, 2 /* Data cache clean by set/way */
#if __ARM_ARCH == 6
/* Only ARMv6: */
#define CP15_CP15DSB p15, 0, r0, c7, c10, 4 /* DSB */
#define CP15_CP15DMB p15, 0, r0, c7, c10, 5 /* DMB */
#define CP15_CP15WFI p15, 0, r0, c7, c0, 4 /* WFI */
#endif
#if __ARM_ARCH >= 7
/* From ARMv7: */
#define CP15_DCCMVAU(rr) p15, 0, rr, c7, c11, 1 /* Data cache clean by MVA PoU */
#endif
#if __ARM_ARCH == 6
/* Only ARMv6: */
#define CP15_DCCIALL p15, 0, r0, c7, c14, 0 /* Data cache clean and invalidate all */
#endif
#define CP15_DCCIMVAC(rr) p15, 0, rr, c7, c14, 1 /* Data cache clean and invalidate by MVA PoC */
#define CP15_DCCISW(rr) p15, 0, rr, c7, c14, 2 /* Data cache clean and invalidate by set/way */
/*
* CP15 C8 registers
*/
#if __ARM_ARCH >= 7 && defined(SMP)
/* From ARMv7: */
#define CP15_TLBIALLIS p15, 0, r0, c8, c3, 0 /* Invalidate entire unified TLB IS */
#define CP15_TLBIMVAIS(rr) p15, 0, rr, c8, c3, 1 /* Invalidate unified TLB by MVA IS */
#define CP15_TLBIASIDIS(rr) p15, 0, rr, c8, c3, 2 /* Invalidate unified TLB by ASID IS */
#define CP15_TLBIMVAAIS(rr) p15, 0, rr, c8, c3, 3 /* Invalidate unified TLB by MVA, all ASID IS */
#endif
#define CP15_TLBIALL p15, 0, r0, c8, c7, 0 /* Invalidate entire unified TLB */
#define CP15_TLBIMVA(rr) p15, 0, rr, c8, c7, 1 /* Invalidate unified TLB by MVA */
#define CP15_TLBIASID(rr) p15, 0, rr, c8, c7, 2 /* Invalidate unified TLB by ASID */
#if __ARM_ARCH >= 6
/* From ARMv6: */
#define CP15_TLBIMVAA(rr) p15, 0, rr, c8, c7, 3 /* Invalidate unified TLB by MVA, all ASID */
#endif
/*
* CP15 C9 registers
*/
#if __ARM_ARCH == 6 && defined(CPU_ARM1176)
#define CP15_PMUSERENR(rr) p15, 0, rr, c15, c9, 0 /* Access Validation Control Register */
#define CP15_PMCR(rr) p15, 0, rr, c15, c12, 0 /* Performance Monitor Control Register */
#define CP15_PMCCNTR(rr) p15, 0, rr, c15, c12, 1 /* PM Cycle Count Register */
#elif __ARM_ARCH > 6
#define CP15_L2CTLR(rr) p15, 1, rr, c9, c0, 2 /* L2 Control Register */
#define CP15_PMCR(rr) p15, 0, rr, c9, c12, 0 /* Performance Monitor Control Register */
#define CP15_PMCNTENSET(rr) p15, 0, rr, c9, c12, 1 /* PM Count Enable Set Register */
#define CP15_PMCNTENCLR(rr) p15, 0, rr, c9, c12, 2 /* PM Count Enable Clear Register */
#define CP15_PMOVSR(rr) p15, 0, rr, c9, c12, 3 /* PM Overflow Flag Status Register */
#define CP15_PMSWINC(rr) p15, 0, rr, c9, c12, 4 /* PM Software Increment Register */
#define CP15_PMSELR(rr) p15, 0, rr, c9, c12, 5 /* PM Event Counter Selection Register */
#define CP15_PMCCNTR(rr) p15, 0, rr, c9, c13, 0 /* PM Cycle Count Register */
#define CP15_PMXEVTYPER(rr) p15, 0, rr, c9, c13, 1 /* PM Event Type Select Register */
#define CP15_PMXEVCNTRR(rr) p15, 0, rr, c9, c13, 2 /* PM Event Count Register */
#define CP15_PMUSERENR(rr) p15, 0, rr, c9, c14, 0 /* PM User Enable Register */
#define CP15_PMINTENSET(rr) p15, 0, rr, c9, c14, 1 /* PM Interrupt Enable Set Register */
#define CP15_PMINTENCLR(rr) p15, 0, rr, c9, c14, 2 /* PM Interrupt Enable Clear Register */
#endif
/*
* CP15 C10 registers
*/
/* Without LPAE this is PRRR, with LPAE it's MAIR0 */
#define CP15_PRRR(rr) p15, 0, rr, c10, c2, 0 /* Primary Region Remap Register */
#define CP15_MAIR0(rr) p15, 0, rr, c10, c2, 0 /* Memory Attribute Indirection Register 0 */
/* Without LPAE this is NMRR, with LPAE it's MAIR1 */
#define CP15_NMRR(rr) p15, 0, rr, c10, c2, 1 /* Normal Memory Remap Register */
#define CP15_MAIR1(rr) p15, 0, rr, c10, c2, 1 /* Memory Attribute Indirection Register 1 */
#define CP15_AMAIR0(rr) p15, 0, rr, c10, c3, 0 /* Auxiliary Memory Attribute Indirection Register 0 */
#define CP15_AMAIR1(rr) p15, 0, rr, c10, c3, 1 /* Auxiliary Memory Attribute Indirection Register 1 */
/*
* CP15 C12 registers
*/
#define CP15_VBAR(rr) p15, 0, rr, c12, c0, 0 /* Vector Base Address Register */
#define CP15_MVBAR(rr) p15, 0, rr, c12, c0, 1 /* Monitor Vector Base Address Register */
#define CP15_ISR(rr) p15, 0, rr, c12, c1, 0 /* Interrupt Status Register */
#define CP15_HVBAR(rr) p15, 4, rr, c12, c0, 0 /* Hyp Vector Base Address Register*/
/*
* CP15 C13 registers
*/
#define CP15_FCSEIDR(rr) p15, 0, rr, c13, c0, 0 /* FCSE Process ID Register */
#define CP15_CONTEXTIDR(rr) p15, 0, rr, c13, c0, 1 /* Context ID Register */
#define CP15_TPIDRURW(rr) p15, 0, rr, c13, c0, 2 /* User Read/Write Thread ID Register */
#define CP15_TPIDRURO(rr) p15, 0, rr, c13, c0, 3 /* User Read-Only Thread ID Register */
#define CP15_TPIDRPRW(rr) p15, 0, rr, c13, c0, 4 /* PL1 only Thread ID Register */
/*
* CP15 C14 registers
* These are the Generic Timer registers and may be unallocated on some SoCs.
* Only use these when you know the Generic Timer is available.
*/
#define CP15_CNTFRQ(rr) p15, 0, rr, c14, c0, 0 /* Counter Frequency Register */
#define CP15_CNTKCTL(rr) p15, 0, rr, c14, c1, 0 /* Timer PL1 Control Register */
#define CP15_CNTP_TVAL(rr) p15, 0, rr, c14, c2, 0 /* PL1 Physical Timer Value Register */
#define CP15_CNTP_CTL(rr) p15, 0, rr, c14, c2, 1 /* PL1 Physical Timer Control Register */
#define CP15_CNTV_TVAL(rr) p15, 0, rr, c14, c3, 0 /* Virtual Timer Value Register */
#define CP15_CNTV_CTL(rr) p15, 0, rr, c14, c3, 1 /* Virtual Timer Control Register */
#define CP15_CNTHCTL(rr) p15, 4, rr, c14, c1, 0 /* Timer PL2 Control Register */
#define CP15_CNTHP_TVAL(rr) p15, 4, rr, c14, c2, 0 /* PL2 Physical Timer Value Register */
#define CP15_CNTHP_CTL(rr) p15, 4, rr, c14, c2, 1 /* PL2 Physical Timer Control Register */
/* 64-bit registers for use with mcrr/mrrc */
#define CP15_CNTPCT(rq, rr) p15, 0, rq, rr, c14 /* Physical Count Register */
#define CP15_CNTVCT(rq, rr) p15, 1, rq, rr, c14 /* Virtual Count Register */
#define CP15_CNTP_CVAL(rq, rr) p15, 2, rq, rr, c14 /* PL1 Physical Timer Compare Value Register */
#define CP15_CNTV_CVAL(rq, rr) p15, 3, rq, rr, c14 /* Virtual Timer Compare Value Register */
#define CP15_CNTVOFF(rq, rr) p15, 4, rq, rr, c14 /* Virtual Offset Register */
#define CP15_CNTHP_CVAL(rq, rr) p15, 6, rq, rr, c14 /* PL2 Physical Timer Compare Value Register */
/*
* CP15 C15 registers
*/
#define CP15_CBAR(rr) p15, 4, rr, c15, c0, 0 /* Configuration Base Address Register */
#endif /* !MACHINE_SYSREG_H */
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