+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
/***************************************************************************
* Copyright (C) 2009 by David Brownell *
- * *
- * 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. *
- * *
- * You should have received a copy of the GNU General Public License *
- * along with this program; if not, write to the *
- * Free Software Foundation, Inc., *
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
-#ifndef ARMV7A_H
-#define ARMV7A_H
+#ifndef OPENOCD_TARGET_ARMV7A_H
+#define OPENOCD_TARGET_ARMV7A_H
#include "arm_adi_v5.h"
+#include "armv7a_cache.h"
#include "arm.h"
#include "armv4_5_mmu.h"
#include "armv4_5_cache.h"
ARM_CPSR = 16
};
-#define ARMV7_COMMON_MAGIC 0x0A450999
+#define ARMV7_COMMON_MAGIC 0x0A450999U
/* VA to PA translation operations opc2 values*/
#define V2PCWPR 0
};
struct armv7a_cachesize {
- uint32_t level_num;
- /* cache dimensionning */
+ /* cache dimensioning */
uint32_t linelen;
uint32_t associativity;
uint32_t nsets;
uint32_t way_shift;
};
-struct armv7a_cache_common {
- int ctype;
+/* information about one architecture cache at any level */
+struct armv7a_arch_cache {
+ int ctype; /* cache type, CLIDR encoding */
struct armv7a_cachesize d_u_size; /* data cache */
struct armv7a_cachesize i_size; /* instruction cache */
+};
+
+/* common cache information */
+struct armv7a_cache_common {
+ int info; /* -1 invalid, else valid */
+ int loc; /* level of coherency */
+ uint32_t dminline; /* minimum d-cache linelen */
+ uint32_t iminline; /* minimum i-cache linelen */
+ struct armv7a_arch_cache arch[6]; /* cache info, L1 - L7 */
int i_cache_enabled;
int d_u_cache_enabled;
- /* l2 external unified cache if some */
- void *l2_cache;
+ int auto_cache_enabled; /* openocd automatic
+ * cache handling */
+ /* outer unified cache if some */
+ void *outer_cache;
int (*flush_all_data_cache)(struct target *target);
- int (*display_cache_info)(struct command_context *cmd_ctx,
- struct armv7a_cache_common *armv7a_cache);
};
struct armv7a_mmu_common {
/* following field mmu working way */
- int32_t ttbr1_used; /* -1 not initialized, 0 no ttbr1 1 ttbr1 used and */
- uint32_t ttbr0_mask;/* masked to be used */
- uint32_t os_border;
+ int32_t cached; /* 0: not initialized, 1: initialized */
+ uint32_t ttbcr; /* cache for ttbcr register */
+ uint32_t ttbr[2];
+ uint32_t ttbr_mask[2];
+ uint32_t ttbr_range[2];
- int (*read_physical_memory)(struct target *target, uint32_t address, uint32_t size,
+ int (*read_physical_memory)(struct target *target, target_addr_t address, uint32_t size,
uint32_t count, uint8_t *buffer);
struct armv7a_cache_common armv7a_cache;
uint32_t mmu_enabled;
};
struct armv7a_common {
+ unsigned int common_magic;
+
struct arm arm;
- int common_magic;
struct reg_cache *core_cache;
- struct adiv5_dap dap;
-
/* Core Debug Unit */
struct arm_dpm dpm;
- uint32_t debug_base;
- uint8_t debug_ap;
- uint8_t memory_ap;
- bool memory_ap_available;
+ target_addr_t debug_base;
+ struct adiv5_ap *debug_ap;
/* mdir */
uint8_t multi_processor_system;
+ uint8_t multi_threading_processor;
+ uint8_t level2_id;
uint8_t cluster_id;
uint8_t cpu_id;
+ bool is_armv7r;
+ uint32_t rev;
+ uint32_t partnum;
+ uint32_t arch;
+ uint32_t variant;
+ uint32_t implementor;
/* cache specific to V7 Memory Management Unit compatible with v4_5*/
struct armv7a_mmu_common armv7a_mmu;
return container_of(target->arch_info, struct armv7a_common, arm);
}
+static inline bool is_armv7a(struct armv7a_common *armv7a)
+{
+ return armv7a->common_magic == ARMV7_COMMON_MAGIC;
+}
+
+
/* register offsets from armv7a.debug_base */
/* See ARMv7a arch spec section C10.2 */
/* See ARMv7a arch spec section C10.7 */
#define CPUDBG_DSCCR 0x028
+#define CPUDBG_DSMCR 0x02C
/* See ARMv7a arch spec section C10.8 */
#define CPUDBG_AUTHSTATUS 0xFB8
+/* See ARMv7a arch spec DDI 0406C C11.10 */
+#define CPUDBG_ID_PFR1 0xD24
+
+/* Masks for Vector Catch register */
+#define DBG_VCR_FIQ_MASK ((1 << 31) | (1 << 7))
+#define DBG_VCR_IRQ_MASK ((1 << 30) | (1 << 6))
+#define DBG_VCR_DATA_ABORT_MASK ((1 << 28) | (1 << 4))
+#define DBG_VCR_PREF_ABORT_MASK ((1 << 27) | (1 << 3))
+#define DBG_VCR_SVC_MASK ((1 << 26) | (1 << 2))
+
+/* Masks for Multiprocessor Affinity Register */
+#define MPIDR_MP_EXT (1UL << 31)
+
int armv7a_arch_state(struct target *target);
int armv7a_identify_cache(struct target *target);
int armv7a_init_arch_info(struct target *target, struct armv7a_common *armv7a);
-int armv7a_mmu_translate_va_pa(struct target *target, uint32_t va,
- uint32_t *val, int meminfo);
-int armv7a_mmu_translate_va(struct target *target, uint32_t va, uint32_t *val);
-int armv7a_handle_cache_info_command(struct command_context *cmd_ctx,
+int armv7a_handle_cache_info_command(struct command_invocation *cmd,
struct armv7a_cache_common *armv7a_cache);
+int armv7a_read_ttbcr(struct target *target);
extern const struct command_registration armv7a_command_handlers[];
-#endif /* ARMV4_5_H */
+#endif /* OPENOCD_TARGET_ARMV7A_H */