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Diffstat (limited to 'src/target/armv8_opcodes.h')
-rw-r--r-- | src/target/armv8_opcodes.h | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/src/target/armv8_opcodes.h b/src/target/armv8_opcodes.h new file mode 100644 index 0000000..2d8ddd8 --- /dev/null +++ b/src/target/armv8_opcodes.h @@ -0,0 +1,189 @@ +/* + * Copyright (C) 2015 by pierrr kuo + * vichy.kuo@gmail.com + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * 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 OPENOCD_TARGET_ARMV8_OPCODES_H +#define OPENOCD_TARGET_ARMV8_OPCODES_H + +#include "arm_opcodes.h" + +#define SYSTEM_CUREL_MASK 0xC0 +#define SYSTEM_CUREL_SHIFT 6 +#define SYSTEM_CUREL_EL0 0x0 +#define SYSTEM_CUREL_EL1 0x1 +#define SYSTEM_CUREL_EL2 0x2 +#define SYSTEM_CUREL_EL3 0x3 +#define SYSTEM_CUREL_NONCH 0xF +#define SYSTEM_AARCH64 0x1 + +#define SYSTEM_AAR64_MODE_EL0t 0x0 +#define SYSTEM_AAR64_MODE_EL1t 0x4 +#define SYSTEM_AAR64_MODE_EL1h 0x5 +#define SYSTEM_AAR64_MODE_EL2t 0x8 +#define SYSTEM_AAR64_MODE_EL2h 0x9 +#define SYSTEM_AAR64_MODE_EL3t 0xC +#define SYSTEM_AAR64_MODE_EL3h 0xd + +#define SYSTEM_DAIF 0b1101101000010001 +#define SYSTEM_DAIF_MASK 0x3C0 +#define SYSTEM_DAIF_SHIFT 6 + +#define SYSTEM_ELR_EL1 0b1100001000000001 +#define SYSTEM_ELR_EL2 0b1110001000000001 +#define SYSTEM_ELR_EL3 0b1111001000000001 + +#define SYSTEM_SCTLR_EL1 0b1100000010000000 +#define SYSTEM_SCTLR_EL2 0b1110000010000000 +#define SYSTEM_SCTLR_EL3 0b1111000010000000 + +#define SYSTEM_FPCR 0b1101101000100000 +#define SYSTEM_FPSR 0b1101101000100001 +#define SYSTEM_DAIF 0b1101101000010001 +#define SYSTEM_NZCV 0b1101101000010000 +#define SYSTEM_SP_EL0 0b1100001000001000 +#define SYSTEM_SP_EL1 0b1110001000001000 +#define SYSTEM_SP_EL2 0b1111001000001000 +#define SYSTEM_SP_SEL 0b1100001000010000 +#define SYSTEM_SPSR_ABT 0b1110001000011001 +#define SYSTEM_SPSR_FIQ 0b1110001000011011 +#define SYSTEM_SPSR_IRQ 0b1110001000011000 +#define SYSTEM_SPSR_UND 0b1110001000011010 + +#define SYSTEM_SPSR_EL1 0b1100001000000000 +#define SYSTEM_SPSR_EL2 0b1110001000000000 +#define SYSTEM_SPSR_EL3 0b1111001000000000 + +#define SYSTEM_ISR_EL1 0b1100011000001000 + +#define SYSTEM_DBG_DSPSR_EL0 0b1101101000101000 +#define SYSTEM_DBG_DLR_EL0 0b1101101000101001 +#define SYSTEM_DBG_DTRRX_EL0 0b1001100000101000 +#define SYSTEM_DBG_DTRTX_EL0 0b1001100000101000 +#define SYSTEM_DBG_DBGDTR_EL0 0b1001100000100000 + +#define SYSTEM_CCSIDR 0b1100100000000000 +#define SYSTEM_CLIDR 0b1100100000000001 +#define SYSTEM_CSSELR 0b1101000000000000 +#define SYSTEM_CTYPE 0b1101100000000001 +#define SYSTEM_CTR 0b1101100000000001 + +#define SYSTEM_DCCISW 0b0100001111110010 +#define SYSTEM_DCCSW 0b0100001111010010 +#define SYSTEM_ICIVAU 0b0101101110101001 +#define SYSTEM_DCCVAU 0b0101101111011001 +#define SYSTEM_DCCIVAC 0b0101101111110001 + +#define SYSTEM_MPIDR 0b1100000000000101 + +#define SYSTEM_TCR_EL1 0b1100000100000010 +#define SYSTEM_TCR_EL2 0b1110000100000010 +#define SYSTEM_TCR_EL3 0b1111000100000010 + +#define SYSTEM_TTBR0_EL1 0b1100000100000000 +#define SYSTEM_TTBR0_EL2 0b1110000100000000 +#define SYSTEM_TTBR0_EL3 0b1111000100000000 +#define SYSTEM_TTBR1_EL1 0b1100000100000001 + +/* ARMv8 address translation */ +#define SYSTEM_PAR_EL1 0b1100001110100000 +#define SYSTEM_ATS12E0R 0b0110001111000110 +#define SYSTEM_ATS12E1R 0b0110001111000100 +#define SYSTEM_ATS1E2R 0b0110001111000000 +#define SYSTEM_ATS1E3R 0b0111001111000000 + +/* fault status and fault address */ +#define SYSTEM_FAR_EL1 0b1100001100000000 +#define SYSTEM_FAR_EL2 0b1110001100000000 +#define SYSTEM_FAR_EL3 0b1111001100000000 +#define SYSTEM_ESR_EL1 0b1100001010010000 +#define SYSTEM_ESR_EL2 0b1110001010010000 +#define SYSTEM_ESR_EL3 0b1111001010010000 + +#define ARMV8_MRS_DSPSR(Rt) (0xd53b4500 | (Rt)) +#define ARMV8_MSR_DSPSR(Rt) (0xd51b4500 | (Rt)) +#define ARMV8_MRS_DLR(Rt) (0xd53b4520 | (Rt)) +#define ARMV8_MSR_DLR(Rt) (0xd51b4520 | (Rt)) + +/* T32 instruction to access coprocessor registers */ +#define ARMV8_MCR_T1(cp, CRn, opc1, CRm, opc2, Rt) ARMV4_5_MCR(cp, opc1, Rt, CRn, CRm, opc2) +#define ARMV8_MRC_T1(cp, CRn, opc1, CRm, opc2, Rt) ARMV4_5_MRC(cp, opc1, Rt, CRn, CRm, opc2) + +/* T32 instructions to access DSPSR and DLR */ +#define ARMV8_MRC_DSPSR(Rt) ARMV8_MRC_T1(15, 4, 3, 5, 0, Rt) +#define ARMV8_MCR_DSPSR(Rt) ARMV8_MCR_T1(15, 4, 3, 5, 0, Rt) +#define ARMV8_MRC_DLR(Rt) ARMV8_MRC_T1(15, 4, 3, 5, 1, Rt) +#define ARMV8_MCR_DLR(Rt) ARMV8_MCR_T1(15, 4, 3, 5, 1, Rt) + +#define ARMV8_DCPS1(IM) (0xd4a00001 | (((IM) & 0xFFFF) << 5)) +#define ARMV8_DCPS2(IM) (0xd4a00002 | (((IM) & 0xFFFF) << 5)) +#define ARMV8_DCPS3(IM) (0xd4a00003 | (((IM) & 0xFFFF) << 5)) +#define ARMV8_DCPS(EL, IM) (0xd4a00000 | (((IM) & 0xFFFF) << 5) | EL) +#define ARMV8_DCPS_T1(EL) (0xf78f8000 | EL) +#define ARMV8_DRPS 0xd6bf03e0 +#define ARMV8_ERET_T1 0xf3de8f00 + +#define ARMV8_DSB_SY 0xd5033F9F +#define ARMV8_DSB_SY_T1 0xf3bf8f4f +#define ARMV8_ISB 0xd5033fdf +#define ARMV8_ISB_SY_T1 0xf3bf8f6f + +#define ARMV8_MRS(System, Rt) (0xd5300000 | ((System) << 5) | (Rt)) +/* ARM V8 Move to system register. */ +#define ARMV8_MSR_GP(System, Rt) \ + (0xd5100000 | ((System) << 5) | (Rt)) +/* ARM V8 Move immediate to process state field. */ +#define ARMV8_MSR_IM(Op1, CRm, Op2) \ + (0xd500401f | ((Op1) << 16) | ((CRm) << 8) | ((Op2) << 5)) + +#define ARMV8_MRS_T1(R, M1, Rd, M) (0xF3E08020 | (R << 20) | (M1 << 16) | (Rd << 8) | (M << 4)) +#define ARMV8_MRS_xPSR_T1(R, Rd) (0xF3EF8000 | (R << 20) | (Rd << 8)) +#define ARMV8_MSR_GP_T1(R, M1, Rd, M) (0xF3808020 | (R << 20) | (M1 << 8) | (Rd << 16) | (M << 4)) +#define ARMV8_MSR_GP_xPSR_T1(R, Rn, mask) (0xF3808000 | (R << 20) | (Rn << 16) | (mask << 8)) + +#define ARMV8_BKPT(Im) (0xD4200000 | ((Im & 0xffff) << 5)) +#define ARMV8_HLT(Im) (0x0D4400000 | ((Im & 0xffff) << 5)) +#define ARMV8_HLT_A1(Im) (0xE1000070 | ((Im & 0xFFF0) << 4) | (Im & 0xF)) + +#define ARMV8_MOVFSP_64(Rt) ((1 << 31) | 0x11000000 | (0x1f << 5) | (Rt)) +#define ARMV8_MOVTSP_64(Rt) ((1 << 31) | 0x11000000 | (Rt << 5) | (0x1F)) +#define ARMV8_MOVFSP_32(Rt) (0x11000000 | (0x1f << 5) | (Rt)) +#define ARMV8_MOVTSP_32(Rt) (0x11000000 | (Rt << 5) | (0x1F)) + +#define ARMV8_SYS(System, Rt) (0xD5080000 | ((System) << 5) | Rt) + +enum armv8_opcode { + READ_REG_CTR, + READ_REG_CLIDR, + READ_REG_CSSELR, + READ_REG_CCSIDR, + WRITE_REG_CSSELR, + READ_REG_MPIDR, + READ_REG_DTRRX, + WRITE_REG_DTRTX, + WRITE_REG_DSPSR, + READ_REG_DSPSR, + ARMV8_OPC_DSB_SY, + ARMV8_OPC_DCPS, + ARMV8_OPC_DRPS, + ARMV8_OPC_ISB_SY, + ARMV8_OPC_DCCISW, + ARMV8_OPC_DCCIVAC, + ARMV8_OPC_ICIVAU, + ARMV8_OPC_HLT, + ARMV8_OPC_NUM, +}; + +extern uint32_t armv8_opcode(struct armv8_common *armv8, enum armv8_opcode); +extern void armv8_select_opcodes(struct armv8_common *armv8, bool state_is_aarch64); + +#endif /* OPENOCD_TARGET_ARMV8_OPCODES_H */ |