Holds the interface to Xtensa cores. More...

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Data Structures
struct	xtensa
	Represents a generic Xtensa core. More...

struct	xtensa_cache_config

struct	xtensa_config

struct	xtensa_debug_config

struct	xtensa_high_prio_irq_config

struct	xtensa_irq_config

struct	xtensa_keyval_info_s

struct	xtensa_local_mem_config

struct	xtensa_local_mem_region_config

struct	xtensa_mmu_config

struct	xtensa_mpu_config

struct	xtensa_sw_breakpoint

struct	xtensa_tracing_config

Macros
#define	XT_AREGS_NUM_MAX 64

#define	XT_INS_BREAK(X, S, T) (XT_ISBE(X) ? XT_INS_BREAK_BE(S, T) : XT_INS_BREAK_LE(S, T))

#define	XT_INS_BREAK_BE(S, T) (0x000400 \| (((S) & 0xF) << 12) \| ((T) & 0xF))

#define	XT_INS_BREAK_LE(S, T) (0x004000 \| (((S) & 0xF) << 8) \| (((T) & 0xF) << 4))

#define	XT_INS_BREAKN(X, IMM4) (XT_ISBE(X) ? XT_INS_BREAKN_BE(IMM4) : XT_INS_BREAKN_LE(IMM4))

#define	XT_INS_BREAKN_BE(IMM4) (0x0FD2 \| (((IMM4) & 0xF) << 12))

#define	XT_INS_BREAKN_LE(IMM4) (0xF02D \| (((IMM4) & 0xF) << 8))

#define	XT_ISBE(X) ((X)->target->endianness == TARGET_BIG_ENDIAN)

#define	XT_ISNS_SZ_MAX 3

#define	XT_LOCAL_MEM_REGIONS_NUM_MAX 8

#define	XT_MAX_TIE_REG_WIDTH (512) /* TIE register file max 4096 bits */

#define	XT_MEM_ACCESS_NONE 0x0

#define	XT_MEM_ACCESS_READ 0x1

#define	XT_MEM_ACCESS_WRITE 0x2

#define	XT_PS_CALLINC_MSK (0x3 << 16)

#define	XT_PS_OWB_MSK (0xF << 8)

#define	XT_PS_RING(_v_) ((uint32_t)((_v_) & 0x3) << 6)

#define	XT_PS_RING_GET(_v_) (((_v_) >> 6) & 0x3)

#define	XT_PS_RING_MSK (0x3 << 6)

#define	XT_PS_WOE_MSK BIT(18)

#define	XT_QUERYPKT_RESP_MAX (XT_MAX_TIE_REG_WIDTH * 2 + 1)

#define	XT_USER_REGS_NUM_MAX 256

#define	XTENSA_COMMON_MAGIC 0x54E4E555U

Typedefs
typedef uint32_t	xtensa_insn_t

Enumerations
enum	xtensa_ar_scratch_set_e { XT_AR_SCRATCH_A3 = 0 , XT_AR_SCRATCH_AR3 , XT_AR_SCRATCH_A4 , XT_AR_SCRATCH_AR4 , XT_AR_SCRATCH_NUM }

enum	xtensa_mode { XT_MODE_RING0 , XT_MODE_RING1 , XT_MODE_RING2 , XT_MODE_RING3 , XT_MODE_ANY }

enum	xtensa_qerr_e { XT_QERR_INTERNAL = 0 , XT_QERR_FAIL , XT_QERR_INVAL , XT_QERR_MEM , XT_QERR_NUM }

enum	xtensa_stepping_isr_mode { XT_STEPPING_ISR_OFF , XT_STEPPING_ISR_ON }

enum	xtensa_type { XT_UNDEF = 0 , XT_LX }

Functions
	COMMAND_HELPER (xtensa_cmd_mask_interrupts_do, struct xtensa *xtensa)

	COMMAND_HELPER (xtensa_cmd_perfmon_dump_do, struct xtensa *xtensa)

	COMMAND_HELPER (xtensa_cmd_perfmon_enable_do, struct xtensa *xtensa)

	COMMAND_HELPER (xtensa_cmd_permissive_mode_do, struct xtensa *xtensa)

	COMMAND_HELPER (xtensa_cmd_smpbreak_do, struct target *target)

	COMMAND_HELPER (xtensa_cmd_tracedump_do, struct xtensa xtensa, const char fname)

	COMMAND_HELPER (xtensa_cmd_tracestart_do, struct xtensa *xtensa)

	COMMAND_HELPER (xtensa_cmd_tracestop_do, struct xtensa *xtensa)

	COMMAND_HELPER (xtensa_cmd_xtdef_do, struct xtensa *xtensa)

	COMMAND_HELPER (xtensa_cmd_xtmem_do, struct xtensa *xtensa)

	COMMAND_HELPER (xtensa_cmd_xtmmu_do, struct xtensa *xtensa)

	COMMAND_HELPER (xtensa_cmd_xtmpu_do, struct xtensa *xtensa)

	COMMAND_HELPER (xtensa_cmd_xtopt_do, struct xtensa *xtensa)

	COMMAND_HELPER (xtensa_cmd_xtreg_do, struct xtensa *xtensa)

	COMMAND_HELPER (xtensa_cmd_xtregfmt_do, struct xtensa *xtensa)

static struct xtensa *	target_to_xtensa (struct target *target)

static bool	xtensa_addr_in_mem (const struct xtensa_local_mem_config *mem, uint32_t addr)

int	xtensa_assert_reset (struct target *target)

int	xtensa_breakpoint_add (struct target target, struct breakpoint breakpoint)

int	xtensa_breakpoint_remove (struct target target, struct breakpoint breakpoint)

void	xtensa_cause_clear (struct target *target)

uint32_t	xtensa_cause_get (struct target *target)

void	xtensa_cause_reset (struct target *target)

int	xtensa_checksum_memory (struct target target, target_addr_t address, uint32_t count, uint32_t checksum)

int	xtensa_core_status_check (struct target *target)

static int	xtensa_core_status_clear (struct target *target, uint32_t bits)

static bool	xtensa_data_addr_valid (struct target *target, uint32_t addr)

int	xtensa_deassert_reset (struct target *target)

int	xtensa_do_resume (struct target *target)

int	xtensa_do_step (struct target *target, int current, target_addr_t address, int handle_breakpoints)

int	xtensa_examine (struct target *target)

int	xtensa_fetch_all_regs (struct target *target)

int	xtensa_gdb_query_custom (struct target target, const char packet, char **response_p)

const char *	xtensa_get_gdb_arch (struct target *target)

int	xtensa_get_gdb_reg_list (struct target target, struct reg reg_list[], int reg_list_size, enum target_register_class reg_class)

int	xtensa_halt (struct target *target)

int	xtensa_init_arch_info (struct target target, struct xtensa xtensa, const struct xtensa_debug_module_config *dm_cfg)

int	xtensa_mmu_is_enabled (struct target target, int enabled)

void	xtensa_on_poll (struct target *target)

int	xtensa_poll (struct target *target)

int	xtensa_prepare_resume (struct target *target, int current, target_addr_t address, int handle_breakpoints, int debug_execution)

static int	xtensa_queue_dbg_reg_read (struct xtensa xtensa, enum xtensa_dm_reg reg, uint8_t data)

static int	xtensa_queue_dbg_reg_write (struct xtensa *xtensa, enum xtensa_dm_reg reg, uint32_t data)

int	xtensa_read_buffer (struct target target, target_addr_t address, uint32_t count, uint8_t buffer)

int	xtensa_read_memory (struct target target, target_addr_t address, uint32_t size, uint32_t count, uint8_t buffer)

xtensa_reg_val_t	xtensa_reg_get (struct target *target, enum xtensa_reg_id reg_id)

void	xtensa_reg_set (struct target *target, enum xtensa_reg_id reg_id, xtensa_reg_val_t value)

void	xtensa_reg_set_deep_relgen (struct target *target, enum xtensa_reg_id a_idx, xtensa_reg_val_t value)

int	xtensa_resume (struct target *target, int current, target_addr_t address, int handle_breakpoints, int debug_execution)

void	xtensa_set_permissive_mode (struct target *target, bool state)

int	xtensa_smpbreak_get (struct target target, uint32_t val)

int	xtensa_smpbreak_read (struct xtensa xtensa, uint32_t val)

int	xtensa_smpbreak_set (struct target *target, uint32_t set)

int	xtensa_smpbreak_write (struct xtensa *xtensa, uint32_t set)

int	xtensa_soft_reset_halt (struct target *target)

int	xtensa_step (struct target *target, int current, target_addr_t address, int handle_breakpoints)

void	xtensa_target_deinit (struct target *target)

int	xtensa_target_init (struct command_context cmd_ctx, struct target target)

int	xtensa_wakeup (struct target *target)

int	xtensa_watchpoint_add (struct target target, struct watchpoint watchpoint)

int	xtensa_watchpoint_remove (struct target target, struct watchpoint watchpoint)

int	xtensa_write_buffer (struct target target, target_addr_t address, uint32_t count, const uint8_t buffer)

int	xtensa_write_memory (struct target target, target_addr_t address, uint32_t size, uint32_t count, const uint8_t buffer)