121 lines
3.1 KiB
C
121 lines
3.1 KiB
C
/**
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* \file xf86drm.c
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* User-level interface to DRM device
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*
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* \author Rickard E. (Rik) Faith <faith@valinux.com>
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* \author Kevin E. Martin <martin@valinux.com>
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*/
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/*
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* Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
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* Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdbool.h>
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#include <unistd.h>
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#include <string.h>
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#include <strings.h>
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#include <ctype.h>
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#include <dirent.h>
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#include <stddef.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <limits.h>
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#include <time.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/time.h>
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#include <stdarg.h>
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/* Not all systems have MAP_FAILED defined */
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#ifndef MAP_FAILED
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#define MAP_FAILED ((void *)-1)
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#endif
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#include "xf86drm.h"
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#include "libdrm_macros.h"
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#include <kos32sys.h>
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#ifndef DRM_MAJOR
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#define DRM_MAJOR 226 /* Linux */
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#endif
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int drmGetMagic(int fd, drm_magic_t * magic)
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{
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drm_auth_t auth;
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*magic = 1;
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// if (drmIoctl(fd, DRM_IOCTL_GET_MAGIC, &auth))
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// return -errno;
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// *magic = auth.magic;
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return 0;
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}
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void drmFreeVersion(drmVersionPtr v)
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{
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if (!v)
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return;
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// drmFree(v->name);
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// drmFree(v->date);
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// drmFree(v->desc);
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free(v);
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}
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drmVersionPtr drmGetVersion(int fd)
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{
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drmVersionPtr v;
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v = malloc(sizeof(*v));
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v->version_major = 1;
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v->version_minor = 6;
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v->version_patchlevel = 0;
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v->name_len = 4;
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v->name = "i915";
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v->date_len = 8;
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v->date = "20151010";
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v->desc_len = 14;
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v->desc = "Intel Graphics";
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return v;
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}
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int drmIoctl(int fd, unsigned long request, void *arg)
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{
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ioctl_t io;
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io.handle = fd;
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io.io_code = request;
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io.input = arg;
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io.inp_size = 64;
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io.output = NULL;
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io.out_size = 0;
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return call_service(&io);
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}
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