blob: 97d5497debc1c7dc0b7b6c75199810bf13b6c03f [file] [log] [blame]
Dave Airlie0d6aa602006-01-02 20:14:23 +11001/*
Dave Airliebc54fd12005-06-23 22:46:46 +10002 * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
3 * All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sub license, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial portions
15 * of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
20 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
21 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
22 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
23 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 *
Dave Airlie0d6aa602006-01-02 20:14:23 +110025 */
Linus Torvalds1da177e2005-04-16 15:20:36 -070026#ifndef _I915_DRM_H_
27#define _I915_DRM_H_
28
Jesse Barnesa0a18072013-07-26 13:32:51 -070029#include <drm/i915_pciids.h>
David Howells718dced2012-10-04 18:21:50 +010030#include <uapi/drm/i915_drm.h>
Kristian Høgsberg1a959162009-12-02 12:13:48 -050031
Jesse Barnesaa7ffc02010-05-14 15:41:14 -070032/* For use by IPS driver */
33extern unsigned long i915_read_mch_val(void);
34extern bool i915_gpu_raise(void);
35extern bool i915_gpu_lower(void);
36extern bool i915_gpu_busy(void);
37extern bool i915_gpu_turbo_disable(void);
Jesse Barnesa0a18072013-07-26 13:32:51 -070038
Jesse Barnes814c5f12013-07-26 13:32:52 -070039/*
40 * The Bridge device's PCI config space has information about the
41 * fb aperture size and the amount of pre-reserved memory.
42 * This is all handled in the intel-gtt.ko module. i915.ko only
43 * cares about the vga bit for the vga rbiter.
44 */
45#define INTEL_GMCH_CTRL 0x52
46#define INTEL_GMCH_VGA_DISABLE (1 << 1)
47#define SNB_GMCH_CTRL 0x50
48#define SNB_GMCH_GGMS_SHIFT 8 /* GTT Graphics Memory Size */
49#define SNB_GMCH_GGMS_MASK 0x3
50#define SNB_GMCH_GMS_SHIFT 3 /* Graphics Mode Select */
51#define SNB_GMCH_GMS_MASK 0x1f
Ben Widawsky9459d252013-11-03 16:53:55 -080052#define BDW_GMCH_GGMS_SHIFT 6
53#define BDW_GMCH_GGMS_MASK 0x3
54#define BDW_GMCH_GMS_SHIFT 8
55#define BDW_GMCH_GMS_MASK 0xff
Jesse Barnes814c5f12013-07-26 13:32:52 -070056
57#define I830_GMCH_CTRL 0x52
58
59#define I855_GMCH_GMS_MASK 0xF0
60#define I855_GMCH_GMS_STOLEN_0M 0x0
61#define I855_GMCH_GMS_STOLEN_1M (0x1 << 4)
62#define I855_GMCH_GMS_STOLEN_4M (0x2 << 4)
63#define I855_GMCH_GMS_STOLEN_8M (0x3 << 4)
64#define I855_GMCH_GMS_STOLEN_16M (0x4 << 4)
65#define I855_GMCH_GMS_STOLEN_32M (0x5 << 4)
66#define I915_GMCH_GMS_STOLEN_48M (0x6 << 4)
67#define I915_GMCH_GMS_STOLEN_64M (0x7 << 4)
68#define G33_GMCH_GMS_STOLEN_128M (0x8 << 4)
69#define G33_GMCH_GMS_STOLEN_256M (0x9 << 4)
70#define INTEL_GMCH_GMS_STOLEN_96M (0xa << 4)
71#define INTEL_GMCH_GMS_STOLEN_160M (0xb << 4)
72#define INTEL_GMCH_GMS_STOLEN_224M (0xc << 4)
73#define INTEL_GMCH_GMS_STOLEN_352M (0xd << 4)
74
Linus Torvalds1da177e2005-04-16 15:20:36 -070075#endif /* _I915_DRM_H_ */