#include "trace.h"
#include "arm_jtag.h"
-struct image_s;
+struct image;
/* ETM registers (JTAG protocol) */
enum
/* N task contexts */
ETM_CONTEXTID_COMPARATOR_VALUE = 0x6c,
ETM_CONTEXTID_COMPARATOR_MASK = 0x6f,
+ ETM_ID = 0x79,
};
-typedef struct etm_reg_s
+struct etm_reg
{
uint32_t value;
const struct etm_reg_info *reg_info;
- arm_jtag_t *jtag_info;
-} etm_reg_t;
+ struct arm_jtag *jtag_info;
+};
typedef enum
{
ETM_PORT_4BIT = 0x00,
ETM_PORT_8BIT = 0x10,
ETM_PORT_16BIT = 0x20,
- ETM_PORT_WIDTH_MASK = 0x70,
+ ETM_PORT_24BIT = 0x30,
+ ETM_PORT_32BIT = 0x40,
+ ETM_PORT_48BIT = 0x50,
+ ETM_PORT_64BIT = 0x60,
+ ETM_PORT_1BIT = 0x00 | (1 << 21),
+ ETM_PORT_2BIT = 0x10 | (1 << 21),
+ ETM_PORT_WIDTH_MASK = 0x70 | (1 << 21),
/* Port modes */
ETM_PORT_NORMAL = 0x00000,
ETM_PORT_MUXED = 0x10000,
} etmv1_tracemode_t;
/* forward-declare ETM context */
-struct etm;
+struct etm_context;
-typedef struct etm_capture_driver_s
+struct etm_capture_driver
{
char *name;
int (*register_commands)(struct command_context_s *cmd_ctx);
- int (*init)(struct etm *etm_ctx);
- trace_status_t (*status)(struct etm *etm_ctx);
- int (*read_trace)(struct etm *etm_ctx);
- int (*start_capture)(struct etm *etm_ctx);
- int (*stop_capture)(struct etm *etm_ctx);
-} etm_capture_driver_t;
+ int (*init)(struct etm_context *etm_ctx);
+ trace_status_t (*status)(struct etm_context *etm_ctx);
+ int (*read_trace)(struct etm_context *etm_ctx);
+ int (*start_capture)(struct etm_context *etm_ctx);
+ int (*stop_capture)(struct etm_context *etm_ctx);
+};
enum
{
ETMV1_TRIGGER_CYCLE = 0x2,
};
-typedef struct etmv1_trace_data_s
+struct etmv1_trace_data
{
uint8_t pipestat; /* bits 0-2 pipeline status */
uint16_t packet; /* packet data (4, 8 or 16 bit) */
int flags; /* ETMV1_TRACESYNC_CYCLE, ETMV1_TRIGGER_CYCLE */
-} etmv1_trace_data_t;
+};
/* describe a trace context
* if support for ETMv2 or ETMv3 is to be implemented,
* this will have to be split into version independent elements
* and a version specific part
*/
-typedef struct etm
+struct etm_context
{
- target_t *target; /* target this ETM is connected to */
- reg_cache_t *reg_cache; /* ETM register cache */
- etm_capture_driver_t *capture_driver; /* driver used to access ETM data */
+ struct target *target; /* target this ETM is connected to */
+ struct reg_cache *reg_cache; /* ETM register cache */
+ struct etm_capture_driver *capture_driver; /* driver used to access ETM data */
void *capture_driver_priv; /* capture driver private data */
uint32_t trigger_percent; /* how much trace buffer to fill after trigger */
trace_status_t capture_status; /* current state of capture run */
- etmv1_trace_data_t *trace_data; /* trace data */
+ struct etmv1_trace_data *trace_data; /* trace data */
uint32_t trace_depth; /* number of cycles to be analyzed, 0 if no data available */
etm_portmode_t portmode; /* normal, multiplexed or demultiplexed */
etmv1_tracemode_t tracemode; /* type of info trace contains */
int /*armv4_5_state_t*/ core_state; /* current core state */
- struct image_s *image; /* source for target opcodes */
+ struct image *image; /* source for target opcodes */
uint32_t pipe_index; /* current trace cycle */
uint32_t data_index; /* cycle holding next data packet */
bool data_half; /* port half on a 16 bit port */
bool ptr_ok; /* whether last_ptr is valid */
uint8_t bcd_vers; /* e.g. 0x13 == ETMv1.3 */
uint32_t config; /* cache of ETM_CONFIG value */
+ uint32_t id; /* cache of ETM_ID value, or 0 */
uint32_t current_pc; /* current program counter */
uint32_t last_branch; /* last branch address output */
uint32_t last_branch_reason; /* type of last branch encountered */
uint32_t last_ptr; /* address of the last data access */
uint32_t last_instruction; /* index of last executed (to calc timings) */
-} etm_context_t;
+};
/* PIPESTAT values */
typedef enum
BR_RSVD7 = 0x7, /* reserved */
} etmv1_branch_reason_t;
-reg_cache_t* etm_build_reg_cache(target_t *target,
- arm_jtag_t *jtag_info, etm_context_t *etm_ctx);
+struct reg_cache* etm_build_reg_cache(struct target *target,
+ struct arm_jtag *jtag_info, struct etm_context *etm_ctx);
-int etm_setup(target_t *target);
+int etm_setup(struct target *target);
int etm_register_commands(struct command_context_s *cmd_ctx);