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/* Copyright (c) 2014, 2016, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __ASM_DEBUGV8_H
#define __ASM_DEBUGV8_H
#include <linux/types.h>
/* 32 bit register reads for aarch 64 bit */
#define dbg_readl(reg) RSYSL_##reg()
/* 64 bit register reads for aarch 64 bit */
#define dbg_readq(reg) RSYSQ_##reg()
/* 32 and 64 bit register writes for aarch 64 bit */
#define dbg_write(val, reg) WSYS_##reg(val)
#define MRSL(reg) \
({ \
uint32_t val; \
asm volatile("mrs %0, "#reg : "=r" (val)); \
val; \
})
#define MRSQ(reg) \
({ \
uint64_t val; \
asm volatile("mrs %0, "#reg : "=r" (val)); \
val; \
})
#define MSR(val, reg) \
({ \
asm volatile("msr "#reg", %0" : : "r" (val)); \
})
/*
* Debug Feature Register
*
* Read only
*/
#define RSYSQ_ID_AA64DFR0_EL1() MRSQ(ID_AA64DFR0_EL1)
/*
* Debug Registers
*
* Available only in DBGv8
*
* Read only
* MDCCSR_EL0, MDRAR_EL1, OSLSR_EL1, DBGDTRRX_EL0, DBGAUTHSTATUS_EL1
*
* Write only
* DBGDTRTX_EL0, OSLAR_EL1
*/
/* 32 bit registers */
#define RSYSL_DBGDTRRX_EL0() MRSL(DBGDTRRX_EL0)
#define RSYSL_MDCCSR_EL0() MRSL(MDCCSR_EL0)
#define RSYSL_MDSCR_EL1() MRSL(MDSCR_EL1)
#define RSYSL_OSDTRRX_EL1() MRSL(OSDTRRX_EL1)
#define RSYSL_OSDTRTX_EL1() MRSL(OSDTRTX_EL1)
#define RSYSL_OSDLR_EL1() MRSL(OSDLR_EL1)
#define RSYSL_OSLSR_EL1() MRSL(OSLSR_EL1)
#define RSYSL_MDCCINT_EL1() MRSL(MDCCINT_EL1)
#define RSYSL_OSECCR_EL1() MRSL(OSECCR_EL1)
#define RSYSL_DBGPRCR_EL1() MRSL(DBGPRCR_EL1)
#define RSYSL_DBGBCR0_EL1() MRSL(DBGBCR0_EL1)
#define RSYSL_DBGBCR1_EL1() MRSL(DBGBCR1_EL1)
#define RSYSL_DBGBCR2_EL1() MRSL(DBGBCR2_EL1)
#define RSYSL_DBGBCR3_EL1() MRSL(DBGBCR3_EL1)
#define RSYSL_DBGBCR4_EL1() MRSL(DBGBCR4_EL1)
#define RSYSL_DBGBCR5_EL1() MRSL(DBGBCR5_EL1)
#define RSYSL_DBGBCR6_EL1() MRSL(DBGBCR6_EL1)
#define RSYSL_DBGBCR7_EL1() MRSL(DBGBCR7_EL1)
#define RSYSL_DBGBCR8_EL1() MRSL(DBGBCR8_EL1)
#define RSYSL_DBGBCR9_EL1() MRSL(DBGBCR9_EL1)
#define RSYSL_DBGBCR10_EL1() MRSL(DBGBCR10_EL1)
#define RSYSL_DBGBCR11_EL1() MRSL(DBGBCR11_EL1)
#define RSYSL_DBGBCR12_EL1() MRSL(DBGBCR12_EL1)
#define RSYSL_DBGBCR13_EL1() MRSL(DBGBCR13_EL1)
#define RSYSL_DBGBCR14_EL1() MRSL(DBGBCR14_EL1)
#define RSYSL_DBGBCR15_EL1() MRSL(DBGBCR15_EL1)
#define RSYSL_DBGWCR0_EL1() MRSL(DBGWCR0_EL1)
#define RSYSL_DBGWCR1_EL1() MRSL(DBGWCR1_EL1)
#define RSYSL_DBGWCR2_EL1() MRSL(DBGWCR2_EL1)
#define RSYSL_DBGWCR3_EL1() MRSL(DBGWCR3_EL1)
#define RSYSL_DBGWCR4_EL1() MRSL(DBGWCR4_EL1)
#define RSYSL_DBGWCR5_EL1() MRSL(DBGWCR5_EL1)
#define RSYSL_DBGWCR6_EL1() MRSL(DBGWCR6_EL1)
#define RSYSL_DBGWCR7_EL1() MRSL(DBGWCR7_EL1)
#define RSYSL_DBGWCR8_EL1() MRSL(DBGWCR8_EL1)
#define RSYSL_DBGWCR9_EL1() MRSL(DBGWCR9_EL1)
#define RSYSL_DBGWCR10_EL1() MRSL(DBGWCR10_EL1)
#define RSYSL_DBGWCR11_EL1() MRSL(DBGWCR11_EL1)
#define RSYSL_DBGWCR12_EL1() MRSL(DBGWCR12_EL1)
#define RSYSL_DBGWCR13_EL1() MRSL(DBGWCR13_EL1)
#define RSYSL_DBGWCR14_EL1() MRSL(DBGWCR14_EL1)
#define RSYSL_DBGWCR15_EL1() MRSL(DBGWCR15_EL1)
#define RSYSL_DBGCLAIMSET_EL1() MRSL(DBGCLAIMSET_EL1)
#define RSYSL_DBGCLAIMCLR_EL1() MRSL(DBGCLAIMCLR_EL1)
#define RSYSL_DBGAUTHSTATUS_EL1() MRSL(DBGAUTHSTATUS_EL1)
#define RSYSL_DBGVCR32_EL2() MRSL(DBGVCR32_EL2)
#define RSYSL_MDCR_EL2() MRSL(MDCR_EL2)
#define RSYSL_MDCR_EL3() MRSL(MDCR_EL3)
/* 64 bit registers */
#define RSYSQ_DBGDTR_EL0() MRSQ(DBGDTR_EL0)
#define RSYSQ_MDRAR_EL1() MRSQ(MDRAR_EL1)
#define RSYSQ_DBGBVR0_EL1() MRSQ(DBGBVR0_EL1)
#define RSYSQ_DBGBVR1_EL1() MRSQ(DBGBVR1_EL1)
#define RSYSQ_DBGBVR2_EL1() MRSQ(DBGBVR2_EL1)
#define RSYSQ_DBGBVR3_EL1() MRSQ(DBGBVR3_EL1)
#define RSYSQ_DBGBVR4_EL1() MRSQ(DBGBVR4_EL1)
#define RSYSQ_DBGBVR5_EL1() MRSQ(DBGBVR5_EL1)
#define RSYSQ_DBGBVR6_EL1() MRSQ(DBGBVR6_EL1)
#define RSYSQ_DBGBVR7_EL1() MRSQ(DBGBVR7_EL1)
#define RSYSQ_DBGBVR8_EL1() MRSQ(DBGBVR8_EL1)
#define RSYSQ_DBGBVR9_EL1() MRSQ(DBGBVR9_EL1)
#define RSYSQ_DBGBVR10_EL1() MRSQ(DBGBVR10_EL1)
#define RSYSQ_DBGBVR11_EL1() MRSQ(DBGBVR11_EL1)
#define RSYSQ_DBGBVR12_EL1() MRSQ(DBGBVR12_EL1)
#define RSYSQ_DBGBVR13_EL1() MRSQ(DBGBVR13_EL1)
#define RSYSQ_DBGBVR14_EL1() MRSQ(DBGBVR14_EL1)
#define RSYSQ_DBGBVR15_EL1() MRSQ(DBGBVR15_EL1)
#define RSYSQ_DBGWVR0_EL1() MRSQ(DBGWVR0_EL1)
#define RSYSQ_DBGWVR1_EL1() MRSQ(DBGWVR1_EL1)
#define RSYSQ_DBGWVR2_EL1() MRSQ(DBGWVR2_EL1)
#define RSYSQ_DBGWVR3_EL1() MRSQ(DBGWVR3_EL1)
#define RSYSQ_DBGWVR4_EL1() MRSQ(DBGWVR4_EL1)
#define RSYSQ_DBGWVR5_EL1() MRSQ(DBGWVR5_EL1)
#define RSYSQ_DBGWVR6_EL1() MRSQ(DBGWVR6_EL1)
#define RSYSQ_DBGWVR7_EL1() MRSQ(DBGWVR7_EL1)
#define RSYSQ_DBGWVR8_EL1() MRSQ(DBGWVR8_EL1)
#define RSYSQ_DBGWVR9_EL1() MRSQ(DBGWVR9_EL1)
#define RSYSQ_DBGWVR10_EL1() MRSQ(DBGWVR10_EL1)
#define RSYSQ_DBGWVR11_EL1() MRSQ(DBGWVR11_EL1)
#define RSYSQ_DBGWVR12_EL1() MRSQ(DBGWVR12_EL1)
#define RSYSQ_DBGWVR13_EL1() MRSQ(DBGWVR13_EL1)
#define RSYSQ_DBGWVR14_EL1() MRSQ(DBGWVR14_EL1)
#define RSYSQ_DBGWVR15_EL1() MRSQ(DBGWVR15_EL1)
/* 32 bit registers */
#define WSYS_DBGDTRTX_EL0(val) MSR(val, DBGDTRTX_EL0)
#define WSYS_MDCCINT_EL1(val) MSR(val, MDCCINT_EL1)
#define WSYS_MDSCR_EL1(val) MSR(val, MDSCR_EL1)
#define WSYS_OSDTRRX_EL1(val) MSR(val, OSDTRRX_EL1)
#define WSYS_OSDTRTX_EL1(val) MSR(val, OSDTRTX_EL1)
#define WSYS_OSDLR_EL1(val) MSR(val, OSDLR_EL1)
#define WSYS_OSECCR_EL1(val) MSR(val, OSECCR_EL1)
#define WSYS_DBGPRCR_EL1(val) MSR(val, DBGPRCR_EL1)
#define WSYS_DBGBCR0_EL1(val) MSR(val, DBGBCR0_EL1)
#define WSYS_DBGBCR1_EL1(val) MSR(val, DBGBCR1_EL1)
#define WSYS_DBGBCR2_EL1(val) MSR(val, DBGBCR2_EL1)
#define WSYS_DBGBCR3_EL1(val) MSR(val, DBGBCR3_EL1)
#define WSYS_DBGBCR4_EL1(val) MSR(val, DBGBCR4_EL1)
#define WSYS_DBGBCR5_EL1(val) MSR(val, DBGBCR5_EL1)
#define WSYS_DBGBCR6_EL1(val) MSR(val, DBGBCR6_EL1)
#define WSYS_DBGBCR7_EL1(val) MSR(val, DBGBCR7_EL1)
#define WSYS_DBGBCR8_EL1(val) MSR(val, DBGBCR8_EL1)
#define WSYS_DBGBCR9_EL1(val) MSR(val, DBGBCR9_EL1)
#define WSYS_DBGBCR10_EL1(val) MSR(val, DBGBCR10_EL1)
#define WSYS_DBGBCR11_EL1(val) MSR(val, DBGBCR11_EL1)
#define WSYS_DBGBCR12_EL1(val) MSR(val, DBGBCR12_EL1)
#define WSYS_DBGBCR13_EL1(val) MSR(val, DBGBCR13_EL1)
#define WSYS_DBGBCR14_EL1(val) MSR(val, DBGBCR14_EL1)
#define WSYS_DBGBCR15_EL1(val) MSR(val, DBGBCR15_EL1)
#define WSYS_DBGWCR0_EL1(val) MSR(val, DBGWCR0_EL1)
#define WSYS_DBGWCR1_EL1(val) MSR(val, DBGWCR1_EL1)
#define WSYS_DBGWCR2_EL1(val) MSR(val, DBGWCR2_EL1)
#define WSYS_DBGWCR3_EL1(val) MSR(val, DBGWCR3_EL1)
#define WSYS_DBGWCR4_EL1(val) MSR(val, DBGWCR4_EL1)
#define WSYS_DBGWCR5_EL1(val) MSR(val, DBGWCR5_EL1)
#define WSYS_DBGWCR6_EL1(val) MSR(val, DBGWCR6_EL1)
#define WSYS_DBGWCR7_EL1(val) MSR(val, DBGWCR7_EL1)
#define WSYS_DBGWCR8_EL1(val) MSR(val, DBGWCR8_EL1)
#define WSYS_DBGWCR9_EL1(val) MSR(val, DBGWCR9_EL1)
#define WSYS_DBGWCR10_EL1(val) MSR(val, DBGWCR10_EL1)
#define WSYS_DBGWCR11_EL1(val) MSR(val, DBGWCR11_EL1)
#define WSYS_DBGWCR12_EL1(val) MSR(val, DBGWCR12_EL1)
#define WSYS_DBGWCR13_EL1(val) MSR(val, DBGWCR13_EL1)
#define WSYS_DBGWCR14_EL1(val) MSR(val, DBGWCR14_EL1)
#define WSYS_DBGWCR15_EL1(val) MSR(val, DBGWCR15_EL1)
#define WSYS_DBGCLAIMSET_EL1(val) MSR(val, DBGCLAIMSET_EL1)
#define WSYS_DBGCLAIMCLR_EL1(val) MSR(val, DBGCLAIMCLR_EL1)
#define WSYS_OSLAR_EL1(val) MSR(val, OSLAR_EL1)
#define WSYS_DBGVCR32_EL2(val) MSR(val, DBGVCR32_EL2)
#define WSYS_MDCR_EL2(val) MSR(val, MDCR_EL2)
#define WSYS_MDCR_EL3(val) MSR(val, MDCR_EL3)
/* 64 bit registers */
#define WSYS_DBGDTR_EL0(val) MSR(val, DBGDTR_EL0)
#define WSYS_DBGBVR0_EL1(val) MSR(val, DBGBVR0_EL1)
#define WSYS_DBGBVR1_EL1(val) MSR(val, DBGBVR1_EL1)
#define WSYS_DBGBVR2_EL1(val) MSR(val, DBGBVR2_EL1)
#define WSYS_DBGBVR3_EL1(val) MSR(val, DBGBVR3_EL1)
#define WSYS_DBGBVR4_EL1(val) MSR(val, DBGBVR4_EL1)
#define WSYS_DBGBVR5_EL1(val) MSR(val, DBGBVR5_EL1)
#define WSYS_DBGBVR6_EL1(val) MSR(val, DBGBVR6_EL1)
#define WSYS_DBGBVR7_EL1(val) MSR(val, DBGBVR7_EL1)
#define WSYS_DBGBVR8_EL1(val) MSR(val, DBGBVR8_EL1)
#define WSYS_DBGBVR9_EL1(val) MSR(val, DBGBVR9_EL1)
#define WSYS_DBGBVR10_EL1(val) MSR(val, DBGBVR10_EL1)
#define WSYS_DBGBVR11_EL1(val) MSR(val, DBGBVR11_EL1)
#define WSYS_DBGBVR12_EL1(val) MSR(val, DBGBVR12_EL1)
#define WSYS_DBGBVR13_EL1(val) MSR(val, DBGBVR13_EL1)
#define WSYS_DBGBVR14_EL1(val) MSR(val, DBGBVR14_EL1)
#define WSYS_DBGBVR15_EL1(val) MSR(val, DBGBVR15_EL1)
#define WSYS_DBGWVR0_EL1(val) MSR(val, DBGWVR0_EL1)
#define WSYS_DBGWVR1_EL1(val) MSR(val, DBGWVR1_EL1)
#define WSYS_DBGWVR2_EL1(val) MSR(val, DBGWVR2_EL1)
#define WSYS_DBGWVR3_EL1(val) MSR(val, DBGWVR3_EL1)
#define WSYS_DBGWVR4_EL1(val) MSR(val, DBGWVR4_EL1)
#define WSYS_DBGWVR5_EL1(val) MSR(val, DBGWVR5_EL1)
#define WSYS_DBGWVR6_EL1(val) MSR(val, DBGWVR6_EL1)
#define WSYS_DBGWVR7_EL1(val) MSR(val, DBGWVR7_EL1)
#define WSYS_DBGWVR8_EL1(val) MSR(val, DBGWVR8_EL1)
#define WSYS_DBGWVR9_EL1(val) MSR(val, DBGWVR9_EL1)
#define WSYS_DBGWVR10_EL1(val) MSR(val, DBGWVR10_EL1)
#define WSYS_DBGWVR11_EL1(val) MSR(val, DBGWVR11_EL1)
#define WSYS_DBGWVR12_EL1(val) MSR(val, DBGWVR12_EL1)
#define WSYS_DBGWVR13_EL1(val) MSR(val, DBGWVR13_EL1)
#define WSYS_DBGWVR14_EL1(val) MSR(val, DBGWVR14_EL1)
#define WSYS_DBGWVR15_EL1(val) MSR(val, DBGWVR15_EL1)
#endif
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