#define ARMV7M_COMMON_H
#include "arm_adi_v5.h"
+#include "arm.h"
/* define for enabling armv7 gdb workarounds */
#if 1
#define ARMV7_GDB_HACKS
#endif
+#ifdef ARMV7_GDB_HACKS
+extern uint8_t armv7m_gdb_dummy_cpsr_value[];
+extern struct reg armv7m_gdb_dummy_cpsr_reg;
+#endif
+
+
enum armv7m_mode
{
ARMV7M_MODE_THREAD = 0,
struct armv7m_common
{
+ struct arm arm;
+
int common_magic;
struct reg_cache *core_cache;
enum armv7m_mode core_mode;
int exception_number;
- struct swjdp_common swjdp_info;
+ struct adiv5_dap dap;
+
+ uint32_t demcr;
/* Direct processor core register read and writes */
- int (*load_core_reg_u32)(struct target *target, enum armv7m_regtype type, uint32_t num, uint32_t *value);
- int (*store_core_reg_u32)(struct target *target, enum armv7m_regtype type, uint32_t num, uint32_t value);
+ int (*load_core_reg_u32)(struct target *target,
+ enum armv7m_regtype type, uint32_t num, uint32_t *value);
+ int (*store_core_reg_u32)(struct target *target,
+ enum armv7m_regtype type, uint32_t num, uint32_t value);
+
/* register cache to processor synchronization */
int (*read_core_reg)(struct target *target, unsigned num);
int (*write_core_reg)(struct target *target, unsigned num);
int (*examine_debug_reason)(struct target *target);
- void (*post_debug_entry)(struct target *target);
+ int (*post_debug_entry)(struct target *target);
void (*pre_restore_context)(struct target *target);
- void (*post_restore_context)(struct target *target);
};
static inline struct armv7m_common *
target_to_armv7m(struct target *target)
{
- return target->arch_info;
+ return container_of(target->arch_info, struct armv7m_common, arm);
+}
+
+static inline bool is_armv7m(struct armv7m_common *armv7m)
+{
+ return armv7m->common_magic == ARMV7M_COMMON_MAGIC;
}
struct armv7m_algorithm
int common_magic;
enum armv7m_mode core_mode;
+
+ uint32_t context[ARMV7M_CONTROL + 1]; //ARMV7M_NUM_REGS
};
struct armv7m_core_reg
int armv7m_get_gdb_reg_list(struct target *target,
struct reg **reg_list[], int *reg_list_size);
-int armv7m_register_commands(struct command_context *cmd_ctx);
int armv7m_init_arch_info(struct target *target, struct armv7m_common *armv7m);
int armv7m_run_algorithm(struct target *target,
uint32_t entry_point, uint32_t exit_point,
int timeout_ms, void *arch_info);
+int armv7m_start_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,
+ void *arch_info);
+
+int armv7m_wait_algorithm(struct target *target,
+ int num_mem_params, struct mem_param *mem_params,
+ int num_reg_params, struct reg_param *reg_params,
+ uint32_t exit_point, int timeout_ms,
+ void *arch_info);
+
int armv7m_invalidate_core_regs(struct target *target);
int armv7m_restore_context(struct target *target);
int armv7m_blank_check_memory(struct target *target,
uint32_t address, uint32_t count, uint32_t* blank);
-/* Thumb mode instructions
- */
-
-/* Move to Register from Special Register (Thumb mode) 32 bit Thumb2 instruction
- * Rd: destination register
- * SYSm: source special register
- */
-#define ARMV7M_T_MRS(Rd, SYSm) ((0xF3EF) | ((0x8000 | (Rd << 8) | SYSm) << 16))
-
-/* Move from Register from Special Register (Thumb mode) 32 bit Thumb2 instruction
- * Rd: source register
- * SYSm: destination special register
- */
-#define ARMV7M_T_MSR(SYSm, Rn) ((0xF380 | (Rn << 8)) | ((0x8800 | SYSm) << 16))
-
-/* Change Processor State. The instruction modifies the PRIMASK and FAULTMASK
- * special-purpose register values (Thumb mode) 16 bit Thumb2 instruction
- * Rd: source register
- * IF:
- */
-#define I_FLAG 2
-#define F_FLAG 1
-#define ARMV7M_T_CPSID(IF) ((0xB660 | (1 << 8) | (IF&0x3)) | ((0xB660 | (1 << 8) | (IF&0x3)) << 16))
-#define ARMV7M_T_CPSIE(IF) ((0xB660 | (0 << 8) | (IF&0x3)) | ((0xB660 | (0 << 8) | (IF&0x3)) << 16))
-
-/* Breakpoint (Thumb mode) v5 onwards
- * Im: immediate value used by debugger
- */
-#define ARMV7M_T_BKPT(Im) ((0xBE00 | Im) | ((0xBE00 | Im) << 16))
-
-/* Store register (Thumb mode)
- * Rd: source register
- * Rn: base register
- */
-#define ARMV7M_T_STR(Rd, Rn) ((0x6000 | Rd | (Rn << 3)) | ((0x6000 | Rd | (Rn << 3)) << 16))
-
-/* Load register (Thumb state)
- * Rd: destination register
- * Rn: base register
- */
-#define ARMV7M_T_LDR(Rd, Rn) ((0x6800 | (Rn << 3) | Rd) | ((0x6800 | (Rn << 3) | Rd) << 16))
-
-/* Load multiple (Thumb state)
- * Rn: base register
- * List: for each bit in list: store register
- */
-#define ARMV7M_T_LDMIA(Rn, List) ((0xc800 | (Rn << 8) | List) | ((0xc800 | (Rn << 8) | List) << 16))
-
-/* Load register with PC relative addressing
- * Rd: register to load
- */
-#define ARMV7M_T_LDR_PCREL(Rd) ((0x4800 | (Rd << 8)) | ((0x4800 | (Rd << 8)) << 16))
-
-/* Move hi register (Thumb mode)
- * Rd: destination register
- * Rm: source register
- */
-#define ARMV7M_T_MOV(Rd, Rm) ((0x4600 | (Rd & 0x7) | ((Rd & 0x8) << 4) | ((Rm & 0x7) << 3) | ((Rm & 0x8) << 3)) | ((0x4600 | (Rd & 0x7) | ((Rd & 0x8) << 4) | ((Rm & 0x7) << 3) | ((Rm & 0x8) << 3)) << 16))
-
-/* No operation (Thumb mode)
- */
-#define ARMV7M_T_NOP (0x46c0 | (0x46c0 << 16))
-
-/* Move immediate to register (Thumb state)
- * Rd: destination register
- * Im: 8-bit immediate value
- */
-#define ARMV7M_T_MOV_IM(Rd, Im) ((0x2000 | (Rd << 8) | Im) | ((0x2000 | (Rd << 8) | Im) << 16))
-
-/* Branch and Exchange
- * Rm: register containing branch target
- */
-#define ARMV7M_T_BX(Rm) ((0x4700 | (Rm << 3)) | ((0x4700 | (Rm << 3)) << 16))
-
-/* Branch (Thumb state)
- * Imm: Branch target
- */
-#define ARMV7M_T_B(Imm) ((0xe000 | Imm) | ((0xe000 | Imm) << 16))
+int armv7m_maybe_skip_bkpt_inst(struct target *target, bool *inst_found);
+
+extern const struct command_registration armv7m_command_handlers[];
#endif /* ARMV7M_H */
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