/* cma.h * * The MIT License (MIT) * * COPYRIGHT (C) 2017 Institute of Electronics and Computer Science (EDI), Latvia. * AUTHOR: Rihards Novickis (rihards.novickis@edi.lv) * * 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. */ #ifndef VTA_DE10_NANO_KERNEL_MODULE_CMA_H_ #define VTA_DE10_NANO_KERNEL_MODULE_CMA_H_ /* Should be defined in settings.mk file */ #ifndef CMA_IOCTL_MAGIC #define CMA_IOCTL_MAGIC 0xf2 #endif #define CMA_ALLOC_CACHED _IOC(_IOC_WRITE|_IOC_READ, CMA_IOCTL_MAGIC, 1, 4) #define CMA_ALLOC_NONCACHED _IOC(_IOC_WRITE|_IOC_READ, CMA_IOCTL_MAGIC, 2, 4) #define CMA_FREE _IOC(_IOC_WRITE, CMA_IOCTL_MAGIC, 3, 4) #define CMA_GET_PHY_ADDR _IOC(_IOC_WRITE|_IOC_READ, CMA_IOCTL_MAGIC, 4, 4) #define CMA_GET_SIZE _IOC(_IOC_WRITE|_IOC_READ, CMA_IOCTL_MAGIC, 5, 4) #define CMA_IOCTL_MAXNR 5 #endif // VTA_DE10_NANO_KERNEL_MODULE_CMA_H_