/*
*
* Copyright (c) International Business Machines Corp., 2001
*
* 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; either version 2 of the License, or
* (at your option) any later version.
*
* 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. See
* the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* This is the main of your user space test program,
* which will open the correct kernel module, find the
* file descriptor value and use that value to make
* ioctl calls to the system
*
*
* author: Kai Zhao
* date: 09/03/2003
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <sys/stat.h>
#include <sys/ioctl.h>
#include <fcntl.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include "../kernel_space/tdrm.h"
#include "drm.h"
static int tdrm_fd = -1; /* file descriptor */
int tdrmopen()
{
dev_t devt;
struct stat st;
int rc = 0;
devt = makedev(TDRM_MAJOR, 0);
if (rc) {
if (errno == ENOENT) {
/* dev node does not exist. */
rc = mkdir(DEVICE_NAME, (S_IFDIR | S_IRWXU |
S_IRGRP | S_IXGRP |
S_IROTH | S_IXOTH));
} else {
printf
("ERROR: Problem with Base dev directory. Error code from stat() is %d\n\n",
errno);
}
} else {
if (!(st.st_mode & S_IFDIR)) {
rc = unlink(DEVICE_NAME);
if (!rc) {
rc = mkdir(DEVICE_NAME, (S_IFDIR | S_IRWXU |
S_IRGRP | S_IXGRP |
S_IROTH | S_IXOTH));
}
}
}
/*
* Check for the /dev/tbase node, and create if it does not
* exist.
*/
rc = stat(DEVICE_NAME, &st);
if (rc) {
if (errno == ENOENT) {
/* dev node does not exist */
rc = mknod(DEVICE_NAME,
(S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP |
S_IWGRP), devt);
} else {
printf
("ERROR:Problem with tbase device node directory. Error code form stat() is %d\n\n",
errno);
}
} else {
/*
* /dev/tbase CHR device exists. Check to make sure it is for a
* block device and that it has the right major and minor.
*/
if ((!(st.st_mode & S_IFCHR)) || (st.st_rdev != devt)) {
/* Recreate the dev node. */
rc = unlink(DEVICE_NAME);
if (!rc) {
rc = mknod(DEVICE_NAME,
(S_IFCHR | S_IRUSR | S_IWUSR |
S_IRGRP | S_IWGRP), devt);
}
}
}
tdrm_fd = open(DEVICE_NAME, O_RDWR);
if (tdrm_fd < 0) {
printf("ERROR: Open of device %s failed %d errno = %d\n",
DEVICE_NAME, tdrm_fd, errno);
return errno;
} else {
printf("Device opened successfully \n");
return 0;
}
}
int tdrmclose()
{
if (tdrm_fd != -1) {
close(tdrm_fd);
tdrm_fd = -1;
}
}
int main()
{
int rc;
/* open the module */
rc = tdrmopen();
if (rc) {
printf("Test DRM Driver may not be loaded\n");
exit(1);
}
printf("\tBegin drm read system ioctl\n");
//
drm_auth_t auth;
if (ioctl(tdrm_fd, DRM_IOCTL_GET_MAGIC, &auth))
printf("Failed on drm ioctl DRM(get_magic) test\n");
else
printf("Success on drm ioctl DRM(get_magic) test\n");
//
drm_stats_t stats;
if (ioctl(tdrm_fd, DRM_IOCTL_GET_STATS, &stats))
printf("Failed on drm ioctl DRM(get_status) test\n");
else
printf("Success on drm ioctl DRM(get_status) test\n");
/*--------------------------------------------------------------
* for drm read write ioctl test
*/
printf("\tBegin read write ioctl test\n");
if (ioctl(tdrm_fd, DRM_IOCTL_IRQ_BUSID))
printf("Failed on drm ioctl DRM(irq_busid)\n");
else
printf("Success on drm ioctl DRM(irq_busid)\n");
if (ioctl(tdrm_fd, DRM_IOCTL_GET_CLIENT))
printf("Failed on drm ioctl DRM(get_client)\n");
else
printf("Success on drm ioctl DRM(get_client)\n");
if (ioctl(tdrm_fd, DRM_IOCTL_BLOCK))
printf("Failed on drm ioctl DRM(block)\n");
else
printf("Success on drm ioctl DRM(block)\n");
if (ioctl(tdrm_fd, DRM_IOCTL_UNBLOCK))
printf("Failed on drm ioctl DRM(unblock)\n");
else
printf("Success on drm ioctl DRM(unblock)\n");
if (ioctl(tdrm_fd, DRM_IOCTL_ADD_CTX))
printf("Failed on drm ioctl DRM(addctx)\n");
else
printf("Success on drm ioctl DRM(addctx)\n");
if (ioctl(tdrm_fd, DRM_IOCTL_RM_CTX))
printf("Failed on drm ioctl DRM(rmctx)\n");
else
printf("Success on drm ioctl DRM(rmctx)\n");
if (ioctl(tdrm_fd, DRM_IOCTL_GET_CTX))
printf("Failed on drm ioctl DRM(getctx)\n");
else
printf("Success on drm ioctl DRM(getctx)\n");
if (ioctl(tdrm_fd, DRM_IOCTL_ADD_DRAW))
printf("Failed on drm ioctl DRM(adddraw)\n");
else
printf("Success on drm ioctl DRM(adddraw)\n");
if (ioctl(tdrm_fd, DRM_IOCTL_RM_DRAW))
printf("Failed on drm ioctl DRM(rmdraw)\n");
else
printf("Success on drm ioctl DRM(rmdraw)\n");
/* test drm stub_register */
if (ioctl(tdrm_fd, TDRM_STUB_REGISTER))
printf("Failed on drm stub_register test\n");
else
printf("Success on drm stub_register test\n");
// test drm DRM(agp_uninit)
if (ioctl(tdrm_fd, TDRM_UNINIT_AGP))
printf("Failed on DRM(agp_uninit) test\n");
else
printf("Success on DRM(agp_uninit) test\n");
// test drm DRM(agp_init)
if (ioctl(tdrm_fd, TDRM_INIT_AGP))
printf("Failed on DRM(agp_init) test\n");
else
printf("Success on DRM(agp_init) test\n");
// test drm stub_unregister
if (ioctl(tdrm_fd, TDRM_STUB_UNREGISTER))
printf("Failed on drm stub_unregister test\n");
else
printf("Success on drm stub_unregister test\n");
// test drm add magic
if (ioctl(tdrm_fd, TDRM_ADD_MAGIC))
printf("Failed on drm DRM(add_magic) test\n");
else
printf("Success on drm DRM(add_magic) test\n");
// test drm remove magic
if (ioctl(tdrm_fd, TDRM_REMOVE_MAGIC))
printf("Failed on drm DRM(remove_magic) test\n");
else
printf("Success on drm DRM(remove_magic) test\n");
// test drm alloc pages
if (ioctl(tdrm_fd, TDRM_ALLOC_PAGES))
printf("Failed on drm DRM(alloc_pages) test\n");
else
printf("Success on drm DRM(alloc_pages) test\n");
// test drm free pages
if (ioctl(tdrm_fd, TDRM_FREE_PAGES))
printf("Failed on drm DRM(free_pages) test\n");
else
printf("Success on drm DRM(free_pages) test\n");
// test drm ctxbitmap_cleanup
if (ioctl(tdrm_fd, TDRM_CTXBITMAP_UNINIT))
printf("Failed on drm DRM(ctxbitmap_cleanup) test\n");
else
printf("Success on drm DRM(ctxbitmap_cleanup) test\n");
// test drm ctxbitmap init
if (ioctl(tdrm_fd, TDRM_CTXBITMAP_INIT))
printf("Failed on drm DRM(ctxbitmap_init) test\n");
else
printf("Success on drm DRM(ctxbitmap_init) test\n");
static drm_version_t version;
if (ioctl(tdrm_fd, DRM_IOCTL_VERSION, &version))
printf("Failed on drm DRM(version) test\n");
else
printf("Success on drm DRM(version) test\n");
static drm_auth_t myauth;
if (ioctl(tdrm_fd, DRM_IOCTL_GET_MAGIC, &myauth))
printf("Failed on drm DRM(get_magic) test\n");
else
printf("Success on drm DRM(get_magic) test\n");
if (ioctl(tdrm_fd, DRM_IOCTL_AUTH_MAGIC, &auth))
printf("Failed on drm authmagic test\n");
else
printf("Success on drm authmagic test\n");
// test for drm_agpsupport.h
/*
if (ioctl(tdrm_fd, DRM_IOCTL_AGP_RELEASE))
printf("Failed on drm DRM(agp_release) test\n");
else
printf("Success on drm DRM(agp_release) test\n");
*/
if (ioctl(tdrm_fd, DRM_IOCTL_AGP_ACQUIRE))
printf("Failed on drm DRM(agp_acquire) test\n");
else
printf("Success on drm DRM(agp_acquire) test\n");
if (ioctl(tdrm_fd, DRM_IOCTL_AGP_RELEASE))
printf("Failed on drm DRM(agp_release) test\n");
else
printf("Success on drm DRM(agp_release) test\n");
if (ioctl(tdrm_fd, DRM_IOCTL_AGP_ACQUIRE))
printf("Failed on drm DRM(agp_acquire) test\n");
else
printf("Success on drm DRM(agp_acquire) test\n");
static drm_agp_info_t agp_info;
if (ioctl(tdrm_fd, DRM_IOCTL_AGP_INFO, &agp_info))
printf("Failed on drm DRM(agp_info) test\n");
else
printf("Success on drm DRM(agp_info) test\n");
static drm_agp_buffer_t agp_buffer;
agp_buffer.size = 64;
if (ioctl(tdrm_fd, DRM_IOCTL_AGP_ALLOC, &agp_buffer))
printf("Failed on drm DRM(agp_alloc) test\n");
else
printf("Success on drm DRM(agp_alloc) test\n");
static drm_agp_binding_t bind_buffer;
bind_buffer.handle = agp_buffer.handle;
bind_buffer.offset = 64;
if (ioctl(tdrm_fd, DRM_IOCTL_AGP_BIND, &bind_buffer))
printf("Failed on drm DRM(agp_bind) test\n");
else
printf("Success on drm DRM(agp_bind) test\n");
if (ioctl(tdrm_fd, DRM_IOCTL_AGP_UNBIND, &bind_buffer))
printf("Failed on drm DRM(agp_unbind) test\n");
else
printf("Success on drm DRM(agp_unbind) test\n");
if (ioctl(tdrm_fd, DRM_IOCTL_AGP_FREE, &agp_buffer))
printf("Failed on drm DRM(agp_free) test\n");
else
printf("Success on drm DRM(agp_free) test\n");
// test drm_ctxbitmap.h
static drm_ctx_t getctx;
if (ioctl(tdrm_fd, DRM_IOCTL_GET_CTX, &getctx))
printf("Failed on drm DRM(getctx) test\n");
else
printf("Success on drm DRM(getctx) test\n");
static drm_ctx_t ctx;
if (ioctl(tdrm_fd, DRM_IOCTL_ADD_CTX, &ctx))
printf("Failed on drm DRM(addctx) test\n");
else
printf("Success on drm DRM(addctx) test\n");
if (ioctl(tdrm_fd, DRM_IOCTL_RM_CTX, &ctx))
printf("Failed on drm DRM(rmctx) test\n");
else
printf("Success on drm DRM(rmctx) test\n");
/*
static drm_ctx_priv_map_t map;
memset(&map,0,sizeof(drm_ctx_priv_map_t));
if (ioctl(tdrm_fd, DRM_IOCTL_GET_SAREA_CTX,&map))
printf("Failed on drm DRM(getsareactx) test\n");
else
printf("Success on drm DRM(getsareactx) test\n");
*/
// for drm_drawtable.h
static drm_draw_t draw;
if (ioctl(tdrm_fd, DRM_IOCTL_ADD_DRAW, &draw))
printf("Failed on drm DRM(adddraw) test\n");
else
printf("Success on drm DRM(adddraw) test\n");
if (ioctl(tdrm_fd, DRM_IOCTL_RM_DRAW, &draw))
printf("Failed on drm DRM(rmdraw) test\n");
else
printf("Success on drm DRM(rmdraw) test\n");
//for drm_ioctl.h//
static drm_stats_t status;
if (ioctl(tdrm_fd, DRM_IOCTL_GET_STATS, &status))
printf("Failed on drm DRM(getstatus) test\n");
else
printf("Success on drm DRM(getstatus) test\n");
static drm_client_t client;
if (ioctl(tdrm_fd, DRM_IOCTL_GET_CLIENT, &client))
printf("Failed on drm DRM(getclient) test\n");
else
printf("Success on drm DRM(getclient) test\n");
/*
static drm_map_t getmap;
getmap.offset = 0;
if (ioctl(tdrm_fd, DRM_IOCTL_GET_MAP,&getmap))
printf("Failed on drm DRM(getmap) test\n");
else
printf("Success on drm DRM(getmap) test\n");
*/
static drm_unique_t unique;
unique.unique_len = 0;
if (ioctl(tdrm_fd, DRM_IOCTL_GET_UNIQUE, &unique))
printf("Failed on drm DRM(getunique) test\n");
else
printf("Success on drm DRM(getunique) test\n");
/*
if (ioctl(tdrm_fd, DRM_IOCTL_SET_UNIQUE,&unique))
printf("Failed on drm DRM(setunique) test\n");
else
printf("Success on drm DRM(setunique) test\n");
*/
rc = tdrmclose();
if (rc) {
printf("Test MOD Driver may not be closed\n");
exit(1);
}
}