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Diffstat (limited to 'tests/radeon_gem_mmap.c')
-rw-r--r--tests/radeon_gem_mmap.c132
1 files changed, 0 insertions, 132 deletions
diff --git a/tests/radeon_gem_mmap.c b/tests/radeon_gem_mmap.c
deleted file mode 100644
index aa7b0196..00000000
--- a/tests/radeon_gem_mmap.c
+++ /dev/null
@@ -1,132 +0,0 @@
1/*
2 * Copyright © 2008 Intel Corporation
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21 * IN THE SOFTWARE.
22 *
23 * Authors:
24 * Eric Anholt <eric@anholt.net>
25 *
26 */
27
28#include <stdlib.h>
29#include <stdio.h>
30#include <string.h>
31#include <assert.h>
32#include <fcntl.h>
33#include <inttypes.h>
34#include <errno.h>
35#include <sys/stat.h>
36#include "drm.h"
37#include "radeon_drm.h"
38
39#define OBJECT_SIZE 16384
40
41int do_read(int fd, int handle, void *buf, int offset, int size)
42{
43 struct drm_radeon_gem_pread read;
44
45 /* Ensure that we don't have any convenient data in buf in case
46 * we fail.
47 */
48 memset(buf, 0xd0, size);
49
50 memset(&read, 0, sizeof(read));
51 read.handle = handle;
52 read.data_ptr = (uintptr_t)buf;
53 read.size = size;
54 read.offset = offset;
55
56 return ioctl(fd, DRM_IOCTL_RADEON_GEM_PREAD, &read);
57}
58
59int do_write(int fd, int handle, void *buf, int offset, int size)
60{
61 struct drm_radeon_gem_pwrite write;
62
63 memset(&write, 0, sizeof(write));
64 write.handle = handle;
65 write.data_ptr = (uintptr_t)buf;
66 write.size = size;
67 write.offset = offset;
68
69 return ioctl(fd, DRM_IOCTL_RADEON_GEM_PWRITE, &write);
70}
71
72int main(int argc, char **argv)
73{
74 int fd;
75 struct drm_radeon_gem_create create;
76 struct drm_radeon_gem_mmap mmap;
77 struct drm_gem_close unref;
78 uint8_t expected[OBJECT_SIZE];
79 uint8_t buf[OBJECT_SIZE];
80 uint8_t *addr;
81 int ret;
82 int handle;
83
84 fd = drm_open_any();
85
86 memset(&mmap, 0, sizeof(mmap));
87 mmap.handle = 0x10101010;
88 mmap.offset = 0;
89 mmap.size = 4096;
90 printf("Testing mmaping of bad object.\n");
91 ret = ioctl(fd, DRM_IOCTL_RADEON_GEM_MMAP, &mmap);
92 assert(ret == -1 && errno == EINVAL);
93
94 memset(&create, 0, sizeof(create));
95 create.size = OBJECT_SIZE;
96 ret = ioctl(fd, DRM_IOCTL_RADEON_GEM_CREATE, &create);
97 assert(ret == 0);
98 handle = create.handle;
99
100 printf("Testing mmaping of newly created object.\n");
101 mmap.handle = handle;
102 mmap.offset = 0;
103 mmap.size = OBJECT_SIZE;
104 ret = ioctl(fd, DRM_IOCTL_RADEON_GEM_MMAP, &mmap);
105 assert(ret == 0);
106 addr = (uint8_t *)(uintptr_t)mmap.addr_ptr;
107
108 printf("Testing contents of newly created object.\n");
109 memset(expected, 0, sizeof(expected));
110 assert(memcmp(addr, expected, sizeof(expected)) == 0);
111
112 printf("Testing coherency of writes and mmap reads.\n");
113 memset(buf, 0, sizeof(buf));
114 memset(buf + 1024, 0x01, 1024);
115 memset(expected + 1024, 0x01, 1024);
116 ret = do_write(fd, handle, buf, 0, OBJECT_SIZE);
117 assert(ret == 0);
118 assert(memcmp(buf, addr, sizeof(buf)) == 0);
119
120 printf("Testing that mapping stays after close\n");
121 unref.handle = handle;
122 ret = ioctl(fd, DRM_IOCTL_GEM_CLOSE, &unref);
123 assert(ret == 0);
124 assert(memcmp(buf, addr, sizeof(buf)) == 0);
125
126 printf("Testing unmapping\n");
127 munmap(addr, OBJECT_SIZE);
128
129 close(fd);
130
131 return 0;
132}