/*
    ChibiOS/RT - Copyright (C) 2013-2014 Uladzimir Pylinsky aka barthess

    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
    You may obtain a copy of the License at

        http://www.apache.org/licenses/LICENSE-2.0

    Unless required by applicable law or agreed to in writing, software
    distributed under the License is distributed on an "AS IS" BASIS,
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    See the License for the specific language governing permissions and
    limitations under the License.
*/

#ifndef MEMTEST_HPP_
#define MEMTEST_HPP_

#define MEMTEST_WALKING_ONE               (1 << 0)
#define MEMTEST_WALKING_ZERO              (1 << 1)
#define MEMTEST_OWN_ADDRESS               (1 << 2)
#define MEMTEST_MOVING_INVERSION_ZERO     (1 << 3)
#define MEMTEST_MOVING_INVERSION_55AA     (1 << 4)
#define MEMTEST_MOVING_INVERSION_RAND     (1 << 5)

#define MEMTEST_RUN_ALL                   (MEMTEST_WALKING_ONE              | \
                                           MEMTEST_WALKING_ZERO             | \
                                           MEMTEST_OWN_ADDRESS              | \
                                           MEMTEST_MOVING_INVERSION_ZERO    | \
                                           MEMTEST_MOVING_INVERSION_55AA    | \
                                           MEMTEST_MOVING_INVERSION_RAND)

typedef struct memtest_t memtest_t;
typedef uint32_t testtype;

/*
 * Error call back.
 */
typedef void (*memtestecb_t)(memtest_t *testp, testtype type, size_t address);

/*
 *
 */
typedef enum {
  MEMTEST_WIDTH_8,
  MEMTEST_WIDTH_16,
  MEMTEST_WIDTH_32
} memtest_bus_width_t;

/*
 *
 */
struct memtest_t {
  void                *start;
  size_t              size;
  memtest_bus_width_t width;
  memtestecb_t        ecb;
  unsigned int        rand_seed;
};

/*
 *
 */
#ifdef __cplusplus
extern "C" {
#endif
  void memtest_run(memtest_t *testp, uint32_t testmask);
#ifdef __cplusplus
}
#endif

#endif /* MEMTEST_HPP_ */