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/*
* JCuda - Java bindings for NVIDIA CUDA driver and runtime API
*
* Copyright (c) 2009-2012 Marco Hutter - http://www.jcuda.org
*
* 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 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.
*/
package jcuda.driver;
/**
* Pointer information.
*
* Most comments are taken from the CUDA reference manual
*/
public class CUpointer_attribute
{
/**
* The ::CUcontext on which a pointer was allocated or registered
*/
public static final int CU_POINTER_ATTRIBUTE_CONTEXT = 1;
/**
* The ::CUmemorytype describing the physical location of a pointer
*/
public static final int CU_POINTER_ATTRIBUTE_MEMORY_TYPE = 2;
/**
* The address at which a pointer's memory may be accessed on the device
*/
public static final int CU_POINTER_ATTRIBUTE_DEVICE_POINTER = 3;
/**
* The address at which a pointer's memory may be accessed on the host
*/
public static final int CU_POINTER_ATTRIBUTE_HOST_POINTER = 4;
/**
* A pair of tokens for use with the nv-p2p.h Linux kernel interface
*/
public static final int CU_POINTER_ATTRIBUTE_P2P_TOKENS = 5;
/**
* Synchronize every synchronous memory operation initiated on this region
*/
public static final int CU_POINTER_ATTRIBUTE_SYNC_MEMOPS = 6;
/**
* A process-wide unique ID for an allocated memory region
*/
public static final int CU_POINTER_ATTRIBUTE_BUFFER_ID = 7;
/**
* Indicates if the pointer points to managed memory
*/
public static final int CU_POINTER_ATTRIBUTE_IS_MANAGED = 8;
/**
* Returns the String identifying the given CUpointer_attribute
*
* @param n The CUpointer_attribute
* @return The String identifying the given CUpointer_attribute
*/
public static String stringFor(int n)
{
switch (n)
{
case CU_POINTER_ATTRIBUTE_CONTEXT : return "CU_POINTER_ATTRIBUTE_CONTEXT";
case CU_POINTER_ATTRIBUTE_MEMORY_TYPE : return "CU_POINTER_ATTRIBUTE_MEMORY_TYPE";
case CU_POINTER_ATTRIBUTE_DEVICE_POINTER : return "CU_POINTER_ATTRIBUTE_DEVICE_POINTER";
case CU_POINTER_ATTRIBUTE_HOST_POINTER : return "CU_POINTER_ATTRIBUTE_HOST_POINTER";
case CU_POINTER_ATTRIBUTE_P2P_TOKENS : return "CU_POINTER_ATTRIBUTE_P2P_TOKENS";
case CU_POINTER_ATTRIBUTE_SYNC_MEMOPS : return "CU_POINTER_ATTRIBUTE_SYNC_MEMOPS";
case CU_POINTER_ATTRIBUTE_BUFFER_ID : return "CU_POINTER_ATTRIBUTE_BUFFER_ID";
case CU_POINTER_ATTRIBUTE_IS_MANAGED : return "CU_POINTER_ATTRIBUTE_IS_MANAGED";
}
return "INVALID CUpointer_attribute: "+n;
}
/**
* Private constructor to prevent instantiation.
*/
private CUpointer_attribute()
{
}
}