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/* SPDX-License-Identifier: GPL-2.0-or-later */
/***************************************************************************
* Copyright (C) 2005 by Dominic Rath *
* Dominic.Rath@gmx.de *
* *
* Copyright (C) 2006 by Magnus Lundin *
* lundin@mlu.mine.nu *
* *
* Copyright (C) 2008 by Spencer Oliver *
* spen@spen-soft.co.uk *
* *
* Copyright (C) 2009 by Dirk Behme *
* dirk.behme@gmail.com - copy from cortex_m3 *
***************************************************************************/
#ifndef OPENOCD_TARGET_CORTEX_A_H
#define OPENOCD_TARGET_CORTEX_A_H
#include "armv7a.h"
#define CORTEX_A_COMMON_MAGIC 0x411fc082U
#define CORTEX_A5_PARTNUM 0xc05
#define CORTEX_A7_PARTNUM 0xc07
#define CORTEX_A8_PARTNUM 0xc08
#define CORTEX_A9_PARTNUM 0xc09
#define CORTEX_A15_PARTNUM 0xc0f
#define CORTEX_A_MIDR_PARTNUM_MASK 0x0000fff0
#define CORTEX_A_MIDR_PARTNUM_SHIFT 4
#define CPUDBG_CPUID 0xD00
#define CPUDBG_CTYPR 0xD04
#define CPUDBG_TTYPR 0xD0C
#define CPUDBG_LOCKACCESS 0xFB0
#define CPUDBG_LOCKSTATUS 0xFB4
#define CPUDBG_OSLAR_LK_MASK (1 << 1)
#define BRP_NORMAL 0
#define BRP_CONTEXT 1
#define CORTEX_A_PADDRDBG_CPU_SHIFT 13
enum cortex_a_isrmasking_mode {
CORTEX_A_ISRMASK_OFF,
CORTEX_A_ISRMASK_ON,
};
enum cortex_a_dacrfixup_mode {
CORTEX_A_DACRFIXUP_OFF,
CORTEX_A_DACRFIXUP_ON
};
struct cortex_a_brp {
bool used;
int type;
uint32_t value;
uint32_t control;
uint8_t brpn;
};
struct cortex_a_wrp {
bool used;
uint32_t value;
uint32_t control;
uint8_t wrpn;
};
struct cortex_a_common {
unsigned int common_magic;
struct armv7a_common armv7a_common;
/* Context information */
uint32_t cpudbg_dscr;
/* Saved cp15 registers */
uint32_t cp15_control_reg;
/* latest cp15 register value written and cpsr processor mode */
uint32_t cp15_control_reg_curr;
/* auxiliary control reg */
uint32_t cp15_aux_control_reg;
/* DACR */
uint32_t cp15_dacr_reg;
enum arm_mode curr_mode;
/* Breakpoint register pairs */
int brp_num_context;
int brp_num;
int brp_num_available;
struct cortex_a_brp *brp_list;
int wrp_num;
int wrp_num_available;
struct cortex_a_wrp *wrp_list;
uint32_t cpuid;
uint32_t didr;
enum cortex_a_isrmasking_mode isrmasking_mode;
enum cortex_a_dacrfixup_mode dacrfixup_mode;
};
static inline struct cortex_a_common *
target_to_cortex_a(struct target *target)
{
return container_of(target->arch_info, struct cortex_a_common, armv7a_common.arm);
}
#endif /* OPENOCD_TARGET_CORTEX_A_H */