#ifndef ARMV4_5_H
#define ARMV4_5_H
-#include "register.h"
#include "target.h"
-#include "log.h"
-#include "etm.h"
typedef enum armv4_5_mode
{
ARMV4_5_MODE_IRQ = 18,
ARMV4_5_MODE_SVC = 19,
ARMV4_5_MODE_ABT = 23,
+ ARM_MODE_MON = 26,
ARMV4_5_MODE_UND = 27,
ARMV4_5_MODE_SYS = 31,
ARMV4_5_MODE_ANY = -1
} armv4_5_mode_t;
-extern char** armv4_5_mode_strings;
+const char *arm_mode_name(unsigned psr_mode);
+bool is_arm_mode(unsigned psr_mode);
+
+int armv4_5_mode_to_number(enum armv4_5_mode mode);
+enum armv4_5_mode armv4_5_number_to_mode(int number);
typedef enum armv4_5_state
{
ARMV4_5_STATE_ARM,
ARMV4_5_STATE_THUMB,
ARMV4_5_STATE_JAZELLE,
+ ARM_STATE_THUMB_EE,
} armv4_5_state_t;
extern char* armv4_5_state_strings[];
-extern int armv4_5_core_reg_map[7][17];
+extern const int armv4_5_core_reg_map[8][17];
#define ARMV4_5_CORE_REG_MODE(cache, mode, num) \
cache->reg_list[armv4_5_core_reg_map[armv4_5_mode_to_number(mode)][num]]
-#define ARMV4_5_CORE_REG_MODENUM(cache, mode, num) \
- cache->reg_list[armv4_5_core_reg_map[mode][num]]
-/* offsets into armv4_5 core register cache */
-enum
-{
- ARMV4_5_CPSR = 31,
- ARMV4_5_SPSR_FIQ = 32,
- ARMV4_5_SPSR_IRQ = 33,
- ARMV4_5_SPSR_SVC = 34,
- ARMV4_5_SPSR_ABT = 35,
- ARMV4_5_SPSR_UND = 36
-};
+/* offset into armv4_5 core register cache -- OBSOLETE, DO NOT USE! */
+enum { ARMV4_5_CPSR = 31, };
#define ARMV4_5_COMMON_MAGIC 0x0A450A45
-/* NOTE: this is being morphed into a generic toplevel holder for ARMs. */
-#define armv4_5_common_s arm
-
/**
* Represents a generic ARM core, with standard application registers.
*
* Cortex-M series cores do not support as many core states or shadowed
* registers as traditional ARM cores, and only support Thumb2 instructions.
*/
-typedef struct arm
+struct arm
{
int common_magic;
- reg_cache_t *core_cache;
+ struct reg_cache *core_cache;
+
+ /** Handle to the CPSR; valid in all core modes. */
+ struct reg *cpsr;
+
+ /** Handle to the SPSR; valid only in core modes with an SPSR. */
+ struct reg *spsr;
- int /* armv4_5_mode */ core_mode;
+ const int *map;
+
+ /**
+ * Indicates what registers are in the ARM state core register set.
+ * ARMV4_5_MODE_ANY indicates the standard set of 37 registers,
+ * seen on for example ARM7TDMI cores. ARM_MODE_MON indicates three
+ * more registers are shadowed, for "Secure Monitor" mode.
+ */
+ enum armv4_5_mode core_type;
+
+ enum armv4_5_mode core_mode;
enum armv4_5_state core_state;
/** Flag reporting unavailability of the BKPT instruction. */
bool is_armv4;
/** Handle for the Embedded Trace Module, if one is present. */
- struct etm *etm;
+ struct etm_context *etm;
- int (*full_context)(struct target_s *target);
- int (*read_core_reg)(struct target_s *target,
+ int (*full_context)(struct target *target);
+ int (*read_core_reg)(struct target *target, struct reg *reg,
int num, enum armv4_5_mode mode);
- int (*write_core_reg)(struct target_s *target,
+ int (*write_core_reg)(struct target *target, struct reg *reg,
int num, enum armv4_5_mode mode, uint32_t value);
void *arch_info;
-} armv4_5_common_t;
+};
#define target_to_armv4_5 target_to_arm
/** Convert target handle to generic ARM target state handle. */
-static inline struct arm *target_to_arm(struct target_s *target)
+static inline struct arm *target_to_arm(struct target *target)
{
return target->arch_info;
}
return arm && arm->common_magic == ARMV4_5_COMMON_MAGIC;
}
-typedef struct armv4_5_algorithm_s
+struct armv4_5_algorithm
{
int common_magic;
enum armv4_5_mode core_mode;
enum armv4_5_state core_state;
-} armv4_5_algorithm_t;
+};
-typedef struct armv4_5_core_reg_s
+struct arm_reg
{
int num;
enum armv4_5_mode mode;
- target_t *target;
- armv4_5_common_t *armv4_5_common;
-} armv4_5_core_reg_t;
-
-reg_cache_t* armv4_5_build_reg_cache(target_t *target,
- armv4_5_common_t *armv4_5_common);
-
-/* map psr mode bits to linear number */
-static __inline int armv4_5_mode_to_number(enum armv4_5_mode mode)
-{
- switch (mode)
- {
- case ARMV4_5_MODE_USR: return 0; break;
- case ARMV4_5_MODE_FIQ: return 1; break;
- case ARMV4_5_MODE_IRQ: return 2; break;
- case ARMV4_5_MODE_SVC: return 3; break;
- case ARMV4_5_MODE_ABT: return 4; break;
- case ARMV4_5_MODE_UND: return 5; break;
- case ARMV4_5_MODE_SYS: return 6; break;
- case ARMV4_5_MODE_ANY: return 0; break; /* map MODE_ANY to user mode */
- default:
- LOG_ERROR("invalid mode value encountered %d", mode);
- return -1;
- }
-}
-
-/* map linear number to mode bits */
-static __inline enum armv4_5_mode armv4_5_number_to_mode(int number)
-{
- switch (number)
- {
- case 0: return ARMV4_5_MODE_USR; break;
- case 1: return ARMV4_5_MODE_FIQ; break;
- case 2: return ARMV4_5_MODE_IRQ; break;
- case 3: return ARMV4_5_MODE_SVC; break;
- case 4: return ARMV4_5_MODE_ABT; break;
- case 5: return ARMV4_5_MODE_UND; break;
- case 6: return ARMV4_5_MODE_SYS; break;
- default:
- LOG_ERROR("mode index out of bounds %d", number);
- return ARMV4_5_MODE_ANY;
- }
+ struct target *target;
+ struct arm *armv4_5_common;
+ uint32_t value;
};
-int armv4_5_arch_state(struct target_s *target);
-int armv4_5_get_gdb_reg_list(target_t *target,
- reg_t **reg_list[], int *reg_list_size);
+struct reg_cache* armv4_5_build_reg_cache(struct target *target,
+ struct arm *armv4_5_common);
+
+int armv4_5_arch_state(struct target *target);
+int armv4_5_get_gdb_reg_list(struct target *target,
+ struct reg **reg_list[], int *reg_list_size);
-int armv4_5_register_commands(struct command_context_s *cmd_ctx);
-int armv4_5_init_arch_info(target_t *target, armv4_5_common_t *armv4_5);
+int armv4_5_register_commands(struct command_context *cmd_ctx);
+int armv4_5_init_arch_info(struct target *target, struct arm *armv4_5);
-int armv4_5_run_algorithm(struct target_s *target,
+int armv4_5_run_algorithm(struct target *target,
int num_mem_params, struct mem_param *mem_params,
int num_reg_params, struct reg_param *reg_params,
uint32_t entry_point, uint32_t exit_point,
int timeout_ms, void *arch_info);
-int armv4_5_invalidate_core_regs(target_t *target);
+int arm_checksum_memory(struct target *target,
+ uint32_t address, uint32_t count, uint32_t *checksum);
+int arm_blank_check_memory(struct target *target,
+ uint32_t address, uint32_t count, uint32_t *blank);
+
+void arm_set_cpsr(struct arm *arm, uint32_t cpsr);
+struct reg *arm_reg_current(struct arm *arm, unsigned regnum);
+
+extern struct reg arm_gdb_dummy_fp_reg;
+extern struct reg arm_gdb_dummy_fps_reg;
/* ARM mode instructions
*/
return t;
}
-
-
-
#endif /* ARMV4_5_H */
projects / fw / openocd / blobdiff