mesa/src/intel/common/intel_decoder.h

284 lines
8.7 KiB
C

/*
* Copyright © 2016 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#ifndef INTEL_DECODER_H
#define INTEL_DECODER_H
#include <stdint.h>
#include <stdbool.h>
#include <stdio.h>
#include "dev/intel_device_info.h"
#include "util/hash_table.h"
#include "util/bitset.h"
#include "drm-uapi/i915_drm.h"
#ifdef __cplusplus
extern "C" {
#endif
struct intel_spec;
struct intel_group;
struct intel_field;
union intel_field_value;
#define I915_ENGINE_CLASS_TO_MASK(x) BITSET_BIT(x)
static inline uint32_t intel_make_gen(uint32_t major, uint32_t minor)
{
return (major << 8) | minor;
}
struct intel_group *intel_spec_find_struct(struct intel_spec *spec, const char *name);
struct intel_spec *intel_spec_load(const struct intel_device_info *devinfo);
struct intel_spec *
intel_spec_load_from_path(const struct intel_device_info *devinfo,
const char *path);
struct intel_spec *intel_spec_load_filename(const char *filename);
void intel_spec_destroy(struct intel_spec *spec);
uint32_t intel_spec_get_gen(struct intel_spec *spec);
struct intel_group *intel_spec_find_instruction(struct intel_spec *spec,
enum drm_i915_gem_engine_class engine,
const uint32_t *p);
struct intel_group *intel_spec_find_register(struct intel_spec *spec, uint32_t offset);
struct intel_group *intel_spec_find_register_by_name(struct intel_spec *spec, const char *name);
struct intel_enum *intel_spec_find_enum(struct intel_spec *spec, const char *name);
int intel_group_get_length(struct intel_group *group, const uint32_t *p);
const char *intel_group_get_name(struct intel_group *group);
uint32_t intel_group_get_opcode(struct intel_group *group);
struct intel_field *intel_group_find_field(struct intel_group *group, const char *name);
struct intel_enum *intel_spec_find_enum(struct intel_spec *spec, const char *name);
bool intel_field_is_header(struct intel_field *field);
/* Only allow 5 levels of subgroup'ing
*/
#define DECODE_MAX_ARRAY_DEPTH 5
struct intel_field_iterator {
struct intel_group *group;
char name[128];
char value[128];
uint64_t raw_value;
struct intel_group *struct_desc;
const uint32_t *p;
int p_bit; /**< bit offset into p */
const uint32_t *p_end;
int start_bit; /**< current field starts at this bit offset into p */
int end_bit; /**< current field ends at this bit offset into p */
struct intel_field *fields[DECODE_MAX_ARRAY_DEPTH];
struct intel_group *groups[DECODE_MAX_ARRAY_DEPTH];
int array_iter[DECODE_MAX_ARRAY_DEPTH];
int level;
struct intel_field *field;
bool print_colors;
};
struct intel_spec {
uint32_t gen;
struct hash_table *commands;
struct hash_table *structs;
struct hash_table *registers_by_name;
struct hash_table *registers_by_offset;
struct hash_table *enums;
struct hash_table *access_cache;
};
struct intel_group {
struct intel_spec *spec;
char *name;
struct intel_field *fields; /* linked list of fields */
struct intel_field *dword_length_field; /* <instruction> specific */
uint32_t dw_length;
uint32_t engine_mask; /* <instruction> specific */
uint32_t bias; /* <instruction> specific */
uint32_t array_offset; /* <group> specific */
uint32_t array_count; /* number of elements, <group> specific */
uint32_t array_item_size; /* <group> specific */
bool variable; /* <group> specific */
bool fixed_length; /* True for <struct> & <register> */
struct intel_group *parent;
struct intel_group *next;
uint32_t opcode_mask;
uint32_t opcode;
uint32_t register_offset; /* <register> specific */
};
struct intel_value {
char *name;
uint64_t value;
};
struct intel_enum {
char *name;
int nvalues;
struct intel_value **values;
};
struct intel_type {
enum {
INTEL_TYPE_UNKNOWN,
INTEL_TYPE_INT,
INTEL_TYPE_UINT,
INTEL_TYPE_BOOL,
INTEL_TYPE_FLOAT,
INTEL_TYPE_ADDRESS,
INTEL_TYPE_OFFSET,
INTEL_TYPE_STRUCT,
INTEL_TYPE_UFIXED,
INTEL_TYPE_SFIXED,
INTEL_TYPE_MBO,
INTEL_TYPE_MBZ,
INTEL_TYPE_ENUM
} kind;
/* Struct definition for INTEL_TYPE_STRUCT */
union {
struct intel_group *intel_struct;
struct intel_enum *intel_enum;
struct {
/* Integer and fractional sizes for INTEL_TYPE_UFIXED and INTEL_TYPE_SFIXED */
int i, f;
};
};
};
union intel_field_value {
bool b32;
float f32;
uint64_t u64;
int64_t i64;
};
struct intel_field {
struct intel_group *parent;
struct intel_field *next;
struct intel_group *array;
char *name;
int start, end;
struct intel_type type;
bool has_default;
uint32_t default_value;
struct intel_enum inline_enum;
};
void intel_field_iterator_init(struct intel_field_iterator *iter,
struct intel_group *group,
const uint32_t *p, int p_bit,
bool print_colors);
bool intel_field_iterator_next(struct intel_field_iterator *iter);
void intel_print_group(FILE *out,
struct intel_group *group,
uint64_t offset, const uint32_t *p, int p_bit,
bool color);
enum intel_batch_decode_flags {
/** Print in color! */
INTEL_BATCH_DECODE_IN_COLOR = (1 << 0),
/** Print everything, not just headers */
INTEL_BATCH_DECODE_FULL = (1 << 1),
/** Print offsets along with the batch */
INTEL_BATCH_DECODE_OFFSETS = (1 << 2),
/** Guess when a value is a float and print it as such */
INTEL_BATCH_DECODE_FLOATS = (1 << 3),
};
struct intel_batch_decode_bo {
uint64_t addr;
uint32_t size;
const void *map;
};
struct intel_batch_decode_ctx {
/**
* Return information about the buffer containing the given address.
*
* If the given address is inside a buffer, the map pointer should be
* offset accordingly so it points at the data corresponding to address.
*/
struct intel_batch_decode_bo (*get_bo)(void *user_data, bool ppgtt, uint64_t address);
unsigned (*get_state_size)(void *user_data,
uint64_t address,
uint64_t base_address);
void *user_data;
FILE *fp;
const struct brw_isa_info *isa;
struct intel_device_info devinfo;
struct intel_spec *spec;
enum intel_batch_decode_flags flags;
bool use_256B_binding_tables;
uint64_t surface_base;
uint64_t bt_pool_base;
uint64_t dynamic_base;
uint64_t instruction_base;
int max_vbo_decoded_lines;
enum drm_i915_gem_engine_class engine;
int n_batch_buffer_start;
uint64_t acthd;
};
void intel_batch_decode_ctx_init(struct intel_batch_decode_ctx *ctx,
const struct brw_isa_info *isa,
const struct intel_device_info *devinfo,
FILE *fp, enum intel_batch_decode_flags flags,
const char *xml_path,
struct intel_batch_decode_bo (*get_bo)(void *,
bool,
uint64_t),
unsigned (*get_state_size)(void *, uint64_t,
uint64_t),
void *user_data);
void intel_batch_decode_ctx_finish(struct intel_batch_decode_ctx *ctx);
void intel_print_batch(struct intel_batch_decode_ctx *ctx,
const uint32_t *batch, uint32_t batch_size,
uint64_t batch_addr, bool from_ring);
#ifdef __cplusplus
}
#endif
#endif /* INTEL_DECODER_H */