|  | /* | 
|  | * Copyright 2010 Tilera Corporation. All Rights Reserved. | 
|  | * | 
|  | *   This program is free software; you can redistribute it and/or | 
|  | *   modify it under the terms of the GNU General Public License | 
|  | *   as published by the Free Software Foundation, version 2. | 
|  | * | 
|  | *   This program is distributed in the hope that it will be useful, but | 
|  | *   WITHOUT ANY WARRANTY; without even the implied warranty of | 
|  | *   MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or | 
|  | *   NON INFRINGEMENT.  See the GNU General Public License for | 
|  | *   more details. | 
|  | * | 
|  | * The hypervisor's memory controller profiling infrastructure allows | 
|  | * the programmer to find out what fraction of the available memory | 
|  | * bandwidth is being consumed at each memory controller.  The | 
|  | * profiler provides start, stop, and clear operations to allows | 
|  | * profiling over a specific time window, as well as an interface for | 
|  | * reading the most recent profile values. | 
|  | * | 
|  | * This header declares IOCTL codes necessary to control memprof. | 
|  | */ | 
|  | #ifndef _ASM_TILE_MEMPROF_H | 
|  | #define _ASM_TILE_MEMPROF_H | 
|  |  | 
|  | #include <linux/ioctl.h> | 
|  |  | 
|  | #define MEMPROF_IOCTL_TYPE 0xB4 | 
|  | #define MEMPROF_IOCTL_START _IO(MEMPROF_IOCTL_TYPE, 0) | 
|  | #define MEMPROF_IOCTL_STOP _IO(MEMPROF_IOCTL_TYPE, 1) | 
|  | #define MEMPROF_IOCTL_CLEAR _IO(MEMPROF_IOCTL_TYPE, 2) | 
|  |  | 
|  | #endif /* _ASM_TILE_MEMPROF_H */ |