/*
* Copyright (c) 2013, Texas Instruments Incorporated
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of Texas Instruments Incorporated nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __MEMPLUGIN_H__
#define __MEMPLUGIN_H__
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#if defined(BUILDOS_LINUX)
#include <xf86drm.h>
#include <omap_drm.h>
#include <omap_drmif.h>
#define DEFAULT_REGION MEM_TILER_1D
#elif defined(BUILDOS_QNX)
/* IPC Headers */
#include <tilermem.h>
#include <SharedMemoryAllocatorUsr.h>
#include <memmgr.h>
#define DEFAULT_REGION MEM_SHARED
#elif defined (BUILDOS_ANDROID)
#define DEFAULT_REGION MEM_CARVEOUT
#endif
#define P2H(p) (&(((MemHeader *)(p))[-1]))
#define H2P(h) ((void *)&(h)[1])
#define GetSz(buf) ((P2H(buf))->size + sizeof(MemHeader))
/* MemHeader is important because it is necessary to know the */
/* size of the parameter buffers on IPU for Cache operations */
/* The size can't be assumed as codec supports different inputs */
/* For ex: static params can be VIDDEC3_Params, IVIDDEC3_Params */
/* or IH264DEC_Params */
typedef struct MemHeader {
uint32_t size;
void *ptr; /* vptr/handle for mpu access */
int32_t dma_buf_fd; /* shared dma buf fd */
uint32_t region; /* mem region the buffer allocated from */
/* internal meta data for the buffer */
uint32_t offset; /* offset for the actual data with in the buffer */
int32_t map_fd; /* mmapped fd */
void * handle; /*custom handle for the HLOS memallocator*/
int flags; /*memory attributes*/
} MemHeader;
typedef enum MemoryRegion {
MEM_TILER_1D,
MEM_TILER8_2D,
MEM_TILER16_2D,
MEM_CARVEOUT,
MEM_SHARED,
MEM_GRALLOC,
MEM_MAX
} MemRegion;
typedef enum core_type {
INVALID_CORE = -1,
IPU = 0,
DSP = 1,
MAX_REMOTEDEVICES
}core_type;
/* DCE Error Types */
typedef enum mem_error_status {
MEM_EOK = 0,
MEM_EINVALID_INPUT = -1,
MEM_EOUT_OF_TILER_MEMORY = -2,
MEM_EOUT_OF_SHMEMORY = -3,
MEM_EOUT_OF_SYSTEM_MEMORY = -4,
MEM_EOPEN_FAILURE = -5,
} mem_error_status;
void *memplugin_alloc(int sz, int height, MemRegion region, int align, int flags);
void memplugin_free(void *ptr);
int32_t memplugin_share(void *ptr);
#ifdef BUILDOS_ANDROID
typedef enum BufAccessMode {
MemAccess_8Bit,
MemAccess_16Bit,
MemAccess_32Bit
}BufAccessMode;
typedef struct Mem_2DParams {
uint32_t nHeight;
uint32_t nWidth;
uint32_t nStride;
BufAccessMode eAccessMode;
}Mem_2DParams;
void *memplugin_alloc_noheader(MemHeader *memHdr, int sz, int height, MemRegion region, int align, int flags);
void memplugin_free_noheader(MemHeader *memHdr);
int memplugin_open();
int memplugin_close();
#endif
#endif /* __MEMPLUGIN_H__ */
