Jesse Barnes | 433e1c8 | 2009-05-14 14:39:48 -0700 | [diff] [blame] | 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 | * Jesse Barnes <jbarnes@virtuousgeek.org> |
| 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 <sys/ioctl.h> |
| 37 | #include "drm.h" |
| 38 | #include "i915_drm.h" |
| 39 | #include "drmtest.h" |
| 40 | |
| 41 | /* Should take 64 pages to store the page pointers on 64 bit */ |
| 42 | #define OBJ_SIZE (128 * 1024 * 1024) |
| 43 | |
| 44 | unsigned char data[OBJ_SIZE]; |
| 45 | |
| 46 | static void |
| 47 | test_large_object(int fd) |
| 48 | { |
| 49 | struct drm_i915_gem_create create; |
Jesse Barnes | 433e1c8 | 2009-05-14 14:39:48 -0700 | [diff] [blame] | 50 | struct drm_i915_gem_pin pin; |
Daniel Vetter | 6b4f5c7 | 2011-11-01 11:52:53 +0100 | [diff] [blame] | 51 | uint32_t obj_size; |
Jesse Barnes | 433e1c8 | 2009-05-14 14:39:48 -0700 | [diff] [blame] | 52 | int ret; |
| 53 | |
| 54 | memset(&create, 0, sizeof(create)); |
Jesse Barnes | 433e1c8 | 2009-05-14 14:39:48 -0700 | [diff] [blame] | 55 | memset(&pin, 0, sizeof(pin)); |
| 56 | |
Daniel Vetter | 6b4f5c7 | 2011-11-01 11:52:53 +0100 | [diff] [blame] | 57 | if (gem_aperture_size(fd)*3/4 < OBJ_SIZE/2) |
| 58 | obj_size = OBJ_SIZE / 4; |
| 59 | else if (gem_aperture_size(fd)*3/4 < OBJ_SIZE) |
| 60 | obj_size = OBJ_SIZE / 2; |
| 61 | else |
| 62 | obj_size = OBJ_SIZE; |
| 63 | create.size = obj_size; |
| 64 | printf("obj size %i\n", obj_size); |
| 65 | |
Jesse Barnes | 433e1c8 | 2009-05-14 14:39:48 -0700 | [diff] [blame] | 66 | ret = ioctl(fd, DRM_IOCTL_I915_GEM_CREATE, &create); |
| 67 | if (ret) { |
| 68 | fprintf(stderr, "object creation failed: %s\n", |
| 69 | strerror(errno)); |
| 70 | exit(ret); |
| 71 | } |
| 72 | |
| 73 | pin.handle = create.handle; |
| 74 | ret = ioctl(fd, DRM_IOCTL_I915_GEM_PIN, &pin); |
| 75 | if (ret) { |
| 76 | fprintf(stderr, "pin failed: %s\n", |
| 77 | strerror(errno)); |
| 78 | exit(ret); |
| 79 | } |
| 80 | |
Daniel Vetter | 08cd2f2 | 2012-01-10 16:10:48 +0100 | [diff] [blame] | 81 | gem_write(fd, create.handle, 0, data, obj_size); |
Jesse Barnes | 433e1c8 | 2009-05-14 14:39:48 -0700 | [diff] [blame] | 82 | |
| 83 | /* kernel should clean this up for us */ |
| 84 | } |
| 85 | |
| 86 | int main(int argc, char **argv) |
| 87 | { |
| 88 | int fd; |
| 89 | |
| 90 | fd = drm_open_any(); |
| 91 | |
| 92 | test_large_object(fd); |
| 93 | |
| 94 | return 0; |
| 95 | } |