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/*
* Copyright (C) 2013 - ARM Ltd
* Author: Marc Zyngier <marc.zyngier@arm.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __ASM_ESR_H
#define __ASM_ESR_H
#include <asm/memory.h>
#define ESR_ELx_EC_UNKNOWN (0x00)
#define ESR_ELx_EC_WFx (0x01)
/* Unallocated EC: 0x02 */
#define ESR_ELx_EC_CP15_32 (0x03)
#define ESR_ELx_EC_CP15_64 (0x04)
#define ESR_ELx_EC_CP14_MR (0x05)
#define ESR_ELx_EC_CP14_LS (0x06)
#define ESR_ELx_EC_FP_ASIMD (0x07)
#define ESR_ELx_EC_CP10_ID (0x08)
/* Unallocated EC: 0x09 - 0x0B */
#define ESR_ELx_EC_CP14_64 (0x0C)
/* Unallocated EC: 0x0d */
#define ESR_ELx_EC_ILL (0x0E)
/* Unallocated EC: 0x0F - 0x10 */
#define ESR_ELx_EC_SVC32 (0x11)
#define ESR_ELx_EC_HVC32 (0x12)
#define ESR_ELx_EC_SMC32 (0x13)
/* Unallocated EC: 0x14 */
#define ESR_ELx_EC_SVC64 (0x15)
#define ESR_ELx_EC_HVC64 (0x16)
#define ESR_ELx_EC_SMC64 (0x17)
#define ESR_ELx_EC_SYS64 (0x18)
/* Unallocated EC: 0x19 - 0x1E */
#define ESR_ELx_EC_IMP_DEF (0x1f)
#define ESR_ELx_EC_IABT_LOW (0x20)
#define ESR_ELx_EC_IABT_CUR (0x21)
#define ESR_ELx_EC_PC_ALIGN (0x22)
/* Unallocated EC: 0x23 */
#define ESR_ELx_EC_DABT_LOW (0x24)
#define ESR_ELx_EC_DABT_CUR (0x25)
#define ESR_ELx_EC_SP_ALIGN (0x26)
/* Unallocated EC: 0x27 */
#define ESR_ELx_EC_FP_EXC32 (0x28)
/* Unallocated EC: 0x29 - 0x2B */
#define ESR_ELx_EC_FP_EXC64 (0x2C)
/* Unallocated EC: 0x2D - 0x2E */
#define ESR_ELx_EC_SERROR (0x2F)
#define ESR_ELx_EC_BREAKPT_LOW (0x30)
#define ESR_ELx_EC_BREAKPT_CUR (0x31)
#define ESR_ELx_EC_SOFTSTP_LOW (0x32)
#define ESR_ELx_EC_SOFTSTP_CUR (0x33)
#define ESR_ELx_EC_WATCHPT_LOW (0x34)
#define ESR_ELx_EC_WATCHPT_CUR (0x35)
/* Unallocated EC: 0x36 - 0x37 */
#define ESR_ELx_EC_BKPT32 (0x38)
/* Unallocated EC: 0x39 */
#define ESR_ELx_EC_VECTOR32 (0x3A)
/* Unallocted EC: 0x3B */
#define ESR_ELx_EC_BRK64 (0x3C)
/* Unallocated EC: 0x3D - 0x3F */
#define ESR_ELx_EC_MAX (0x3F)
#define ESR_ELx_EC_SHIFT (26)
#define ESR_ELx_EC_MASK (UL(0x3F) << ESR_ELx_EC_SHIFT)
#define ESR_ELx_EC(esr) (((esr) & ESR_ELx_EC_MASK) >> ESR_ELx_EC_SHIFT)
#define ESR_ELx_IL (UL(1) << 25)
#define ESR_ELx_ISS_MASK (ESR_ELx_IL - 1)
#define ESR_ELx_ISV (UL(1) << 24)
#define ESR_ELx_SAS_SHIFT (22)
#define ESR_ELx_SAS (UL(3) << ESR_ELx_SAS_SHIFT)
#define ESR_ELx_SSE (UL(1) << 21)
#define ESR_ELx_SRT_SHIFT (16)
#define ESR_ELx_SRT_MASK (UL(0x1F) << ESR_ELx_SRT_SHIFT)
#define ESR_ELx_SF (UL(1) << 15)
#define ESR_ELx_AR (UL(1) << 14)
#define ESR_ELx_EA (UL(1) << 9)
#define ESR_ELx_CM (UL(1) << 8)
#define ESR_ELx_S1PTW (UL(1) << 7)
#define ESR_ELx_WNR (UL(1) << 6)
#define ESR_ELx_FSC (0x3F)
#define ESR_ELx_FSC_TYPE (0x3C)
#define ESR_ELx_FSC_EXTABT (0x10)
#define ESR_ELx_FSC_ACCESS (0x08)
#define ESR_ELx_FSC_FAULT (0x04)
#define ESR_ELx_FSC_PERM (0x0C)
#define ESR_ELx_CV (UL(1) << 24)
#define ESR_ELx_COND_SHIFT (20)
#define ESR_ELx_COND_MASK (UL(0xF) << ESR_ELx_COND_SHIFT)
#define ESR_ELx_WFx_ISS_WFE (UL(1) << 0)
#define ESR_ELx_xVC_IMM_MASK ((1UL << 16) - 1)
/* ESR value templates for specific events */
/* BRK instruction trap from AArch64 state */
#define ESR_ELx_VAL_BRK64(imm) \
((ESR_ELx_EC_BRK64 << ESR_ELx_EC_SHIFT) | ESR_ELx_IL | \
((imm) & 0xffff))
#ifndef __ASSEMBLY__
#include <asm/types.h>
const char *esr_get_class_string(u32 esr);
#endif /* __ASSEMBLY */
#endif /* __ASM_ESR_H */
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