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97 lines
3.1 KiB
97 lines
3.1 KiB
/**
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* Copyright (c) 2019, The Linux Foundation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* * Neither the name of The Linux Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef REMOTE64_H
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#define REMOTE64_H
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#include "remote.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct {
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uint64_t pv;
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int64_t nLen;
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} remote_buf64;
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typedef struct {
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int32_t fd;
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uint32_t offset;
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uint32_t len;
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} remote_dma_handle64;
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typedef union {
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remote_buf64 buf;
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remote_handle h;
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remote_handle64 h64; //! used by multi domain modules
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remote_dma_handle64 dma;
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} remote_arg64;
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#ifndef __QAIC_REMOTE
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#define __QAIC_REMOTE(ff) ff
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#endif //__QAIC_REMOTE
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#ifndef __QAIC_REMOTE_EXPORT
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#ifdef _WIN32
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#define __QAIC_REMOTE_EXPORT __declspec(dllexport)
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#else //_WIN32
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#define __QAIC_REMOTE_EXPORT
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#endif //_WIN32
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#endif //__QAIC_REMOTE_EXPORT
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#ifndef __QAIC_REMOTE_ATTRIBUTE
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#define __QAIC_REMOTE_ATTRIBUTE
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#endif
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/* map memory to the remote domain
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*
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* @param fd, fd associated with this memory
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* @param flags, flags to be used for the mapping
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* @param vaddrin, input address
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* @param size, size of buffer
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* @param vaddrout, output address
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* @retval, 0 on success
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*/
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__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;
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/* unmap memory from the remote domain
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*
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* @param vaddrout, remote address mapped
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* @param size, size to unmap. Unmapping a range partially may not be supported.
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* @retval, 0 on success, may fail if memory is still mapped
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*/
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__QAIC_REMOTE_EXPORT int __QAIC_REMOTE(remote_munmap64)(uint64_t vaddrout, int64_t size) __QAIC_REMOTE_ATTRIBUTE;
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#ifdef __cplusplus
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}
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#endif
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#endif // REMOTE64_H
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