You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

97 lines
3.1 KiB

/**
* Copyright (c) 2019, The Linux Foundation. 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 The Linux Foundation 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 "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* 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 REMOTE64_H
#define REMOTE64_H
#include "remote.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef struct {
uint64_t pv;
int64_t nLen;
} remote_buf64;
typedef struct {
int32_t fd;
uint32_t offset;
uint32_t len;
} remote_dma_handle64;
typedef union {
remote_buf64 buf;
remote_handle h;
remote_handle64 h64; //! used by multi domain modules
remote_dma_handle64 dma;
} remote_arg64;
#ifndef __QAIC_REMOTE
#define __QAIC_REMOTE(ff) ff
#endif //__QAIC_REMOTE
#ifndef __QAIC_REMOTE_EXPORT
#ifdef _WIN32
#define __QAIC_REMOTE_EXPORT __declspec(dllexport)
#else //_WIN32
#define __QAIC_REMOTE_EXPORT
#endif //_WIN32
#endif //__QAIC_REMOTE_EXPORT
#ifndef __QAIC_REMOTE_ATTRIBUTE
#define __QAIC_REMOTE_ATTRIBUTE
#endif
/* map memory to the remote domain
*
* @param fd, fd associated with this memory
* @param flags, flags to be used for the mapping
* @param vaddrin, input address
* @param size, size of buffer
* @param vaddrout, output address
* @retval, 0 on success
*/
__QAIC_REMOTE_EXPORT int __QAIC_REMOTE(remote_mmap64)(int fd, uint32_t flags, uint64_t vaddrin, int64_t size, uint64_t *vaddrout) __QAIC_REMOTE_ATTRIBUTE;
/* unmap memory from the remote domain
*
* @param vaddrout, remote address mapped
* @param size, size to unmap. Unmapping a range partially may not be supported.
* @retval, 0 on success, may fail if memory is still mapped
*/
__QAIC_REMOTE_EXPORT int __QAIC_REMOTE(remote_munmap64)(uint64_t vaddrout, int64_t size) __QAIC_REMOTE_ATTRIBUTE;
#ifdef __cplusplus
}
#endif
#endif // REMOTE64_H