aarch64.h

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/* SPDX-License-Identifier: GPL-2.0-or-later */
 
/***************************************************************************
 *   Copyright (C) 2015 by David Ung                                       *
 ***************************************************************************/
 
#ifndef OPENOCD_TARGET_AARCH64_H
#define OPENOCD_TARGET_AARCH64_H
 
#include "armv8.h"
 
#define AARCH64_COMMON_MAGIC 0x41413634U
 
#define CPUDBG_CPUID    0xD00
#define CPUDBG_CTYPR    0xD04
#define CPUDBG_TTYPR    0xD0C
#define ID_AA64PFR0_EL1 0xD20
#define ID_AA64DFR0_EL1 0xD28
#define CPUDBG_LOCKACCESS 0xFB0
#define CPUDBG_LOCKSTATUS 0xFB4
 
#define BRP_NORMAL 0
#define BRP_CONTEXT 1
 
#define AARCH64_PADDRDBG_CPU_SHIFT 13
 
enum aarch64_isrmasking_mode {
    AARCH64_ISRMASK_OFF,
    AARCH64_ISRMASK_ON,
};
 
struct aarch64_brp {
    int used;
    int type;
    target_addr_t value;
    uint32_t control;
    uint8_t brpn;
};
 
struct aarch64_common {
    unsigned int common_magic;
 
    struct armv8_common armv8_common;
 
    /* Context information */
    uint64_t system_control_reg;
    uint64_t system_control_reg_curr;
 
    /* Breakpoint register pairs */
    int brp_num_context;
    int brp_num;
    int brp_num_available;
    struct aarch64_brp *brp_list;
 
    /* Watchpoint register pairs */
    int wp_num;
    int wp_num_available;
    struct aarch64_brp *wp_list;
 
    enum aarch64_isrmasking_mode isrmasking_mode;
};
 
static inline struct aarch64_common *
target_to_aarch64(struct target *target)
{
    return container_of(target->arch_info, struct aarch64_common, armv8_common.arm);
}
 
#endif /* OPENOCD_TARGET_AARCH64_H */