xref: /haiku/headers/private/graphics/intel_extreme/intel_extreme.h (revision 22440f4105cafc95cc1d49f9bc65bb395c527d86)
1 /*
2  * Copyright 2006-2014, Haiku, Inc. All Rights Reserved.
3  * Distributed under the terms of the MIT License.
4  *
5  * Authors:
6  *		Axel Dörfler, axeld@pinc-software.de
7  */
8 #ifndef INTEL_EXTREME_H
9 #define INTEL_EXTREME_H
10 
11 
12 #include "lock.h"
13 
14 #include <Accelerant.h>
15 #include <Drivers.h>
16 #include <PCI.h>
17 
18 #include <edid.h>
19 
20 
21 #define VENDOR_ID_INTEL			0x8086
22 
23 #define INTEL_TYPE_FAMILY_MASK	0x000f0000
24 #define INTEL_TYPE_GROUP_MASK	0x000ffff0
25 #define INTEL_TYPE_MODEL_MASK	0x000fffff
26 // families
27 #define INTEL_TYPE_7xx			0x00010000
28 #define INTEL_TYPE_8xx			0x00020000
29 #define INTEL_TYPE_9xx			0x00040000
30 // groups
31 #define INTEL_TYPE_83x			(INTEL_TYPE_8xx | 0x0010)
32 #define INTEL_TYPE_85x			(INTEL_TYPE_8xx | 0x0020)
33 #define INTEL_TYPE_91x			(INTEL_TYPE_9xx | 0x0040)
34 #define INTEL_TYPE_94x			(INTEL_TYPE_9xx | 0x0080)
35 #define INTEL_TYPE_96x			(INTEL_TYPE_9xx | 0x0100)
36 #define INTEL_TYPE_Gxx			(INTEL_TYPE_9xx | 0x0200)
37 #define INTEL_TYPE_G4x			(INTEL_TYPE_9xx | 0x0400)
38 #define INTEL_TYPE_IGD			(INTEL_TYPE_9xx | 0x0800)
39 #define INTEL_TYPE_ILK			(INTEL_TYPE_9xx | 0x1000)
40 #define INTEL_TYPE_SNB			(INTEL_TYPE_9xx | 0x2000)
41 #define INTEL_TYPE_IVB			(INTEL_TYPE_9xx | 0x4000)
42 // models
43 #define INTEL_TYPE_SERVER		0x0004
44 #define INTEL_TYPE_MOBILE		0x0008
45 #define INTEL_TYPE_915			(INTEL_TYPE_91x)
46 #define INTEL_TYPE_915M			(INTEL_TYPE_91x | INTEL_TYPE_MOBILE)
47 #define INTEL_TYPE_945			(INTEL_TYPE_94x)
48 #define INTEL_TYPE_945M			(INTEL_TYPE_94x | INTEL_TYPE_MOBILE)
49 #define INTEL_TYPE_965			(INTEL_TYPE_96x)
50 #define INTEL_TYPE_965M			(INTEL_TYPE_96x | INTEL_TYPE_MOBILE)
51 #define INTEL_TYPE_G33			(INTEL_TYPE_Gxx)
52 #define INTEL_TYPE_G45			(INTEL_TYPE_G4x)
53 #define INTEL_TYPE_GM45			(INTEL_TYPE_G4x | INTEL_TYPE_MOBILE)
54 #define INTEL_TYPE_IGDG			(INTEL_TYPE_IGD)
55 #define INTEL_TYPE_IGDGM		(INTEL_TYPE_IGD | INTEL_TYPE_MOBILE)
56 #define INTEL_TYPE_ILKG			(INTEL_TYPE_ILK)
57 #define INTEL_TYPE_ILKGM		(INTEL_TYPE_ILK | INTEL_TYPE_MOBILE)
58 #define INTEL_TYPE_SNBG			(INTEL_TYPE_SNB)
59 #define INTEL_TYPE_SNBGM		(INTEL_TYPE_SNB | INTEL_TYPE_MOBILE)
60 #define INTEL_TYPE_SNBGS		(INTEL_TYPE_SNB | INTEL_TYPE_SERVER)
61 #define INTEL_TYPE_IVBG			(INTEL_TYPE_IVB)
62 #define INTEL_TYPE_IVBGM		(INTEL_TYPE_IVB | INTEL_TYPE_MOBILE)
63 #define INTEL_TYPE_IVBGS		(INTEL_TYPE_IVB | INTEL_TYPE_SERVER)
64 
65 #define DEVICE_NAME				"intel_extreme"
66 #define INTEL_ACCELERANT_NAME	"intel_extreme.accelerant"
67 
68 // We encode the register block into the value and extract/translate it when
69 // actually accessing.
70 #define REGISTER_BLOCK_COUNT				6
71 #define REGISTER_BLOCK_SHIFT				24
72 #define REGISTER_BLOCK_MASK					0xff000000
73 #define REGISTER_REGISTER_MASK				0x00ffffff
74 #define REGISTER_BLOCK(x) ((x & REGISTER_BLOCK_MASK) >> REGISTER_BLOCK_SHIFT)
75 #define REGISTER_REGISTER(x) (x & REGISTER_REGISTER_MASK)
76 
77 #define REGS_FLAT							(0 << REGISTER_BLOCK_SHIFT)
78 #define REGS_NORTH_SHARED					(1 << REGISTER_BLOCK_SHIFT)
79 #define REGS_NORTH_PIPE_AND_PORT			(2 << REGISTER_BLOCK_SHIFT)
80 #define REGS_NORTH_PLANE_CONTROL			(3 << REGISTER_BLOCK_SHIFT)
81 #define REGS_SOUTH_SHARED					(4 << REGISTER_BLOCK_SHIFT)
82 #define REGS_SOUTH_TRANSCODER_PORT			(5 << REGISTER_BLOCK_SHIFT)
83 
84 // register blocks for (G)MCH/ICH based platforms
85 #define MCH_SHARED_REGISTER_BASE						0x00000
86 #define MCH_PIPE_AND_PORT_REGISTER_BASE					0x60000
87 #define MCH_PLANE_CONTROL_REGISTER_BASE					0x70000
88 #define ICH_SHARED_REGISTER_BASE						0x00000
89 #define ICH_PORT_REGISTER_BASE							0x60000
90 
91 // PCH - Platform Control Hub - Newer hardware moves from a MCH/ICH based setup
92 // to a PCH based one, that means anything that used to communicate via (G)MCH
93 // registers needs to use different ones on PCH based platforms (Ironlake and
94 // up, SandyBridge, etc.).
95 #define PCH_NORTH_SHARED_REGISTER_BASE					0x40000
96 #define PCH_NORTH_PIPE_AND_PORT_REGISTER_BASE			0x60000
97 #define PCH_NORTH_PLANE_CONTROL_REGISTER_BASE			0x70000
98 #define PCH_SOUTH_SHARED_REGISTER_BASE					0xc0000
99 #define PCH_SOUTH_TRANSCODER_AND_PORT_REGISTER_BASE		0xe0000
100 
101 
102 struct DeviceType {
103 	uint32			type;
104 
105 	DeviceType(int t)
106 	{
107 		type = t;
108 	}
109 
110 	DeviceType& operator=(int t)
111 	{
112 		type = t;
113 		return *this;
114 	}
115 
116 	bool InFamily(uint32 family) const
117 	{
118 		return (type & INTEL_TYPE_FAMILY_MASK) == family;
119 	}
120 
121 	bool InGroup(uint32 group) const
122 	{
123 		return (type & INTEL_TYPE_GROUP_MASK) == group;
124 	}
125 
126 	bool IsModel(uint32 model) const
127 	{
128 		return (type & INTEL_TYPE_MODEL_MASK) == model;
129 	}
130 
131 	bool HasPlatformControlHub() const
132 	{
133 		return InGroup(INTEL_TYPE_ILK) || InGroup(INTEL_TYPE_SNB)
134 			|| InGroup(INTEL_TYPE_IVB);
135 	}
136 };
137 
138 // info about PLL on graphics card
139 struct pll_info {
140 	uint32			reference_frequency;
141 	uint32			max_frequency;
142 	uint32			min_frequency;
143 	uint32			divisor_register;
144 };
145 
146 struct ring_buffer {
147 	struct lock		lock;
148 	uint32			register_base;
149 	uint32			offset;
150 	uint32			size;
151 	uint32			position;
152 	uint32			space_left;
153 	uint8*			base;
154 };
155 
156 struct overlay_registers;
157 
158 struct intel_shared_info {
159 	area_id			mode_list_area;		// area containing display mode list
160 	uint32			mode_count;
161 
162 	display_mode	current_mode;
163 	uint32			bytes_per_row;
164 	uint32			bits_per_pixel;
165 	uint32			dpms_mode;
166 
167 	area_id			registers_area;			// area of memory mapped registers
168 	uint32			register_blocks[REGISTER_BLOCK_COUNT];
169 	uint8*			status_page;
170 	phys_addr_t		physical_status_page;
171 	uint8*			graphics_memory;
172 	phys_addr_t		physical_graphics_memory;
173 	uint32			graphics_memory_size;
174 
175 	addr_t			frame_buffer;
176 	uint32			frame_buffer_offset;
177 
178 	bool			got_vbt;
179 	bool			single_head_locked;
180 
181 	struct lock		accelerant_lock;
182 	struct lock		engine_lock;
183 
184 	ring_buffer		primary_ring_buffer;
185 
186 	int32			overlay_channel_used;
187 	bool			overlay_active;
188 	uintptr_t		overlay_token;
189 	phys_addr_t		physical_overlay_registers;
190 	uint32			overlay_offset;
191 
192 	bool			hardware_cursor_enabled;
193 	sem_id			vblank_sem;
194 
195 	uint8*			cursor_memory;
196 	phys_addr_t		physical_cursor_memory;
197 	uint32			cursor_buffer_offset;
198 	uint32			cursor_format;
199 	bool			cursor_visible;
200 	uint16			cursor_hot_x;
201 	uint16			cursor_hot_y;
202 
203 	DeviceType		device_type;
204 	char			device_identifier[32];
205 	struct pll_info	pll_info;
206 
207 	edid1_info		vesa_edid_info;
208 	bool			has_vesa_edid_info;
209 };
210 
211 //----------------- ioctl() interface ----------------
212 
213 // magic code for ioctls
214 #define INTEL_PRIVATE_DATA_MAGIC		'itic'
215 
216 // list ioctls
217 enum {
218 	INTEL_GET_PRIVATE_DATA = B_DEVICE_OP_CODES_END + 1,
219 
220 	INTEL_GET_DEVICE_NAME,
221 	INTEL_ALLOCATE_GRAPHICS_MEMORY,
222 	INTEL_FREE_GRAPHICS_MEMORY
223 };
224 
225 // retrieve the area_id of the kernel/accelerant shared info
226 struct intel_get_private_data {
227 	uint32	magic;				// magic number
228 	area_id	shared_info_area;
229 };
230 
231 // allocate graphics memory
232 struct intel_allocate_graphics_memory {
233 	uint32	magic;
234 	uint32	size;
235 	uint32	alignment;
236 	uint32	flags;
237 	addr_t	buffer_base;
238 };
239 
240 // free graphics memory
241 struct intel_free_graphics_memory {
242 	uint32 	magic;
243 	addr_t	buffer_base;
244 };
245 
246 //----------------------------------------------------------
247 // Register definitions, taken from X driver
248 
249 // PCI bridge memory management
250 #define INTEL_GRAPHICS_MEMORY_CONTROL	0x52
251 	// GGC - (G)MCH Graphics Control Register
252 #define MEMORY_CONTROL_ENABLED			0x0004
253 #define MEMORY_MASK						0x0001
254 #define STOLEN_MEMORY_MASK				0x00f0
255 #define i965_GTT_MASK					0x000e
256 #define G33_GTT_MASK					0x0300
257 #define G4X_GTT_MASK					0x0f00	// GGMS (GSM Memory Size) mask
258 
259 // models i830 and up
260 #define i830_LOCAL_MEMORY_ONLY			0x10
261 #define i830_STOLEN_512K				0x20
262 #define i830_STOLEN_1M					0x30
263 #define i830_STOLEN_8M					0x40
264 #define i830_FRAME_BUFFER_64M			0x01
265 #define i830_FRAME_BUFFER_128M			0x00
266 
267 // models i855 and up
268 #define i855_STOLEN_MEMORY_1M			0x10
269 #define i855_STOLEN_MEMORY_4M			0x20
270 #define i855_STOLEN_MEMORY_8M			0x30
271 #define i855_STOLEN_MEMORY_16M			0x40
272 #define i855_STOLEN_MEMORY_32M			0x50
273 #define i855_STOLEN_MEMORY_48M			0x60
274 #define i855_STOLEN_MEMORY_64M			0x70
275 #define i855_STOLEN_MEMORY_128M			0x80
276 #define i855_STOLEN_MEMORY_256M			0x90
277 
278 #define G4X_STOLEN_MEMORY_96MB			0xa0	// GMS - Graphics Mode Select
279 #define G4X_STOLEN_MEMORY_160MB			0xb0
280 #define G4X_STOLEN_MEMORY_224MB			0xc0
281 #define G4X_STOLEN_MEMORY_352MB			0xd0
282 
283 // SandyBridge (SNB)
284 #define SNB_GRAPHICS_MEMORY_CONTROL		0x50
285 
286 #define SNB_STOLEN_MEMORY_MASK			0xf8
287 #define SNB_STOLEN_MEMORY_32MB			(1 << 3)
288 #define SNB_STOLEN_MEMORY_64MB			(2 << 3)
289 #define SNB_STOLEN_MEMORY_96MB			(3 << 3)
290 #define SNB_STOLEN_MEMORY_128MB			(4 << 3)
291 #define SNB_STOLEN_MEMORY_160MB			(5 << 3)
292 #define SNB_STOLEN_MEMORY_192MB			(6 << 3)
293 #define SNB_STOLEN_MEMORY_224MB			(7 << 3)
294 #define SNB_STOLEN_MEMORY_256MB			(8 << 3)
295 #define SNB_STOLEN_MEMORY_288MB			(9 << 3)
296 #define SNB_STOLEN_MEMORY_320MB			(10 << 3)
297 #define SNB_STOLEN_MEMORY_352MB			(11 << 3)
298 #define SNB_STOLEN_MEMORY_384MB			(12 << 3)
299 #define SNB_STOLEN_MEMORY_416MB			(13 << 3)
300 #define SNB_STOLEN_MEMORY_448MB			(14 << 3)
301 #define SNB_STOLEN_MEMORY_480MB			(15 << 3)
302 #define SNB_STOLEN_MEMORY_512MB			(16 << 3)
303 
304 #define SNB_GTT_SIZE_MASK				(3 << 8)
305 #define SNB_GTT_SIZE_NONE				(0 << 8)
306 #define SNB_GTT_SIZE_1MB				(1 << 8)
307 #define SNB_GTT_SIZE_2MB				(2 << 8)
308 
309 // graphics page translation table
310 #define INTEL_PAGE_TABLE_CONTROL		0x02020
311 #define PAGE_TABLE_ENABLED				0x00000001
312 #define INTEL_PAGE_TABLE_ERROR			0x02024
313 #define INTEL_HARDWARE_STATUS_PAGE		0x02080
314 #define i915_GTT_BASE					0x1c
315 #define i830_GTT_BASE					0x10000	// (- 0x2ffff)
316 #define i830_GTT_SIZE					0x20000
317 #define i965_GTT_BASE					0x80000	// (- 0xfffff)
318 #define i965_GTT_SIZE					0x80000
319 #define i965_GTT_128K					(2 << 1)
320 #define i965_GTT_256K					(1 << 1)
321 #define i965_GTT_512K					(0 << 1)
322 #define G33_GTT_1M						(1 << 8)
323 #define G33_GTT_2M						(2 << 8)
324 #define G4X_GTT_NONE					0x000	// GGMS - GSM Memory Size
325 #define G4X_GTT_1M_NO_IVT				0x100	// no Intel Virtualization Tech.
326 #define G4X_GTT_2M_NO_IVT				0x300
327 #define G4X_GTT_2M_IVT					0x900	// with Intel Virt. Tech.
328 #define G4X_GTT_3M_IVT					0xa00
329 #define G4X_GTT_4M_IVT					0xb00
330 
331 
332 #define GTT_ENTRY_VALID					0x01
333 #define GTT_ENTRY_LOCAL_MEMORY			0x02
334 #define GTT_PAGE_SHIFT					12
335 
336 
337 // ring buffer
338 #define INTEL_PRIMARY_RING_BUFFER		0x02030
339 #define INTEL_SECONDARY_RING_BUFFER_0	0x02100
340 #define INTEL_SECONDARY_RING_BUFFER_1	0x02110
341 // offsets for the ring buffer base registers above
342 #define RING_BUFFER_TAIL				0x0
343 #define RING_BUFFER_HEAD				0x4
344 #define RING_BUFFER_START				0x8
345 #define RING_BUFFER_CONTROL				0xc
346 #define INTEL_RING_BUFFER_SIZE_MASK		0x001ff000
347 #define INTEL_RING_BUFFER_HEAD_MASK		0x001ffffc
348 #define INTEL_RING_BUFFER_ENABLED		1
349 
350 // interrupts
351 #define INTEL_INTERRUPT_ENABLED			0x020a0
352 #define INTEL_INTERRUPT_IDENTITY		0x020a4
353 #define INTEL_INTERRUPT_MASK			0x020a8
354 #define INTEL_INTERRUPT_STATUS			0x020ac
355 #define INTERRUPT_VBLANK_PIPEA			(1 << 7)
356 #define INTERRUPT_VBLANK_PIPEB			(1 << 5)
357 
358 // PCH interrupts
359 #define PCH_INTERRUPT_STATUS			0x44000
360 #define PCH_INTERRUPT_MASK				0x44004
361 #define PCH_INTERRUPT_IDENTITY			0x44008
362 #define PCH_INTERRUPT_ENABLED			0x4400c
363 #define PCH_INTERRUPT_VBLANK_PIPEA		(1 << 7)
364 #define PCH_INTERRUPT_VBLANK_PIPEB		(1 << 15)
365 
366 // display ports
367 #define INTEL_DISPLAY_A_ANALOG_PORT		(0x1100 | REGS_SOUTH_TRANSCODER_PORT)
368 #define DISPLAY_MONITOR_PORT_ENABLED	(1UL << 31)
369 #define DISPLAY_MONITOR_PIPE_B			(1UL << 30)
370 #define DISPLAY_MONITOR_VGA_POLARITY	(1UL << 15)
371 #define DISPLAY_MONITOR_MODE_MASK		(3UL << 10)
372 #define DISPLAY_MONITOR_ON				0
373 #define DISPLAY_MONITOR_SUSPEND			(1UL << 10)
374 #define DISPLAY_MONITOR_STAND_BY		(2UL << 10)
375 #define DISPLAY_MONITOR_OFF				(3UL << 10)
376 #define DISPLAY_MONITOR_POLARITY_MASK	(3UL << 3)
377 #define DISPLAY_MONITOR_POSITIVE_HSYNC	(1UL << 3)
378 #define DISPLAY_MONITOR_POSITIVE_VSYNC	(2UL << 3)
379 #define INTEL_DISPLAY_A_DIGITAL_PORT	(0x1120 | REGS_SOUTH_TRANSCODER_PORT)
380 #define INTEL_DISPLAY_C_DIGITAL			(0x1160 | REGS_SOUTH_TRANSCODER_PORT)
381 #define INTEL_DISPLAY_LVDS_PORT			(0x1180 | REGS_SOUTH_TRANSCODER_PORT)
382 #define LVDS_POST2_RATE_SLOW			14 // PLL Divisors
383 #define LVDS_POST2_RATE_FAST			7
384 #define LVDS_CLKB_POWER_MASK			(3 << 4)
385 #define LVDS_CLKB_POWER_UP				(3 << 4)
386 #define LVDS_PORT_EN					(1 << 31)
387 #define LVDS_A0A2_CLKA_POWER_UP			(3 << 8)
388 #define LVDS_PIPEB_SELECT				(1 << 30)
389 #define LVDS_B0B3PAIRS_POWER_UP			(3 << 2)
390 #define LVDS_PLL_MODE_LVDS				(2 << 26)
391 #define LVDS_18BIT_DITHER				(1 << 25)
392 
393 // PLL flags
394 #define DISPLAY_PLL_ENABLED				(1UL << 31)
395 #define DISPLAY_PLL_2X_CLOCK			(1UL << 30)
396 #define DISPLAY_PLL_SYNC_LOCK_ENABLED	(1UL << 29)
397 #define DISPLAY_PLL_NO_VGA_CONTROL		(1UL << 28)
398 #define DISPLAY_PLL_MODE_ANALOG			(1UL << 26)
399 #define DISPLAY_PLL_DIVIDE_HIGH			(1UL << 24)
400 #define DISPLAY_PLL_DIVIDE_4X			(1UL << 23)
401 #define DISPLAY_PLL_POST1_DIVIDE_2		(1UL << 21)
402 #define DISPLAY_PLL_POST1_DIVISOR_MASK	0x001f0000
403 #define DISPLAY_PLL_9xx_POST1_DIVISOR_MASK	0x00ff0000
404 #define DISPLAY_PLL_IGD_POST1_DIVISOR_MASK  0x00ff8000
405 #define DISPLAY_PLL_POST1_DIVISOR_SHIFT	16
406 #define DISPLAY_PLL_IGD_POST1_DIVISOR_SHIFT	15
407 #define DISPLAY_PLL_DIVISOR_1			(1UL << 8)
408 #define DISPLAY_PLL_N_DIVISOR_MASK		0x001f0000
409 #define DISPLAY_PLL_IGD_N_DIVISOR_MASK	0x00ff0000
410 #define DISPLAY_PLL_M1_DIVISOR_MASK		0x00001f00
411 #define DISPLAY_PLL_M2_DIVISOR_MASK		0x0000001f
412 #define DISPLAY_PLL_IGD_M2_DIVISOR_MASK	0x000000ff
413 #define DISPLAY_PLL_N_DIVISOR_SHIFT		16
414 #define DISPLAY_PLL_M1_DIVISOR_SHIFT	8
415 #define DISPLAY_PLL_M2_DIVISOR_SHIFT	0
416 #define DISPLAY_PLL_PULSE_PHASE_SHIFT	9
417 
418 // display
419 #define INTEL_DISPLAY_A_HTOTAL			(0x0000 | REGS_SOUTH_TRANSCODER_PORT)
420 #define INTEL_DISPLAY_A_HBLANK			(0x0004 | REGS_SOUTH_TRANSCODER_PORT)
421 #define INTEL_DISPLAY_A_HSYNC			(0x0008 | REGS_SOUTH_TRANSCODER_PORT)
422 #define INTEL_DISPLAY_A_VTOTAL			(0x000c | REGS_SOUTH_TRANSCODER_PORT)
423 #define INTEL_DISPLAY_A_VBLANK			(0x0010 | REGS_SOUTH_TRANSCODER_PORT)
424 #define INTEL_DISPLAY_A_VSYNC			(0x0014 | REGS_SOUTH_TRANSCODER_PORT)
425 #define INTEL_DISPLAY_B_HTOTAL			(0x1000 | REGS_SOUTH_TRANSCODER_PORT)
426 #define INTEL_DISPLAY_B_HBLANK			(0x1004 | REGS_SOUTH_TRANSCODER_PORT)
427 #define INTEL_DISPLAY_B_HSYNC			(0x1008 | REGS_SOUTH_TRANSCODER_PORT)
428 #define INTEL_DISPLAY_B_VTOTAL			(0x100c | REGS_SOUTH_TRANSCODER_PORT)
429 #define INTEL_DISPLAY_B_VBLANK			(0x1010 | REGS_SOUTH_TRANSCODER_PORT)
430 #define INTEL_DISPLAY_B_VSYNC			(0x1014 | REGS_SOUTH_TRANSCODER_PORT)
431 
432 #define INTEL_DISPLAY_A_IMAGE_SIZE		(0x001c | REGS_NORTH_PIPE_AND_PORT)
433 #define INTEL_DISPLAY_B_IMAGE_SIZE		(0x101c | REGS_NORTH_PIPE_AND_PORT)
434 
435 #define INTEL_DISPLAY_B_DIGITAL_PORT	(0x1140 | REGS_SOUTH_TRANSCODER_PORT)
436 
437 // planes
438 #define INTEL_DISPLAY_A_PIPE_CONTROL	(0x0008 | REGS_NORTH_PLANE_CONTROL)
439 #define INTEL_DISPLAY_B_PIPE_CONTROL	(0x1008 | REGS_NORTH_PLANE_CONTROL)
440 #define DISPLAY_PIPE_ENABLED			(1UL << 31)
441 
442 #define INTEL_DISPLAY_A_PIPE_STATUS		(0x0024 | REGS_NORTH_PLANE_CONTROL)
443 #define INTEL_DISPLAY_B_PIPE_STATUS		(0x1024 | REGS_NORTH_PLANE_CONTROL)
444 #define DISPLAY_PIPE_VBLANK_ENABLED		(1UL << 17)
445 #define DISPLAY_PIPE_VBLANK_STATUS		(1UL << 1)
446 
447 #define INTEL_DISPLAY_A_CONTROL			(0x0180 | REGS_NORTH_PLANE_CONTROL)
448 #define INTEL_DISPLAY_A_BASE			(0x0184 | REGS_NORTH_PLANE_CONTROL)
449 #define INTEL_DISPLAY_A_BYTES_PER_ROW	(0x0188 | REGS_NORTH_PLANE_CONTROL)
450 #define INTEL_DISPLAY_A_POS				(0x018c | REGS_NORTH_PLANE_CONTROL)
451 	// reserved on A
452 #define INTEL_DISPLAY_A_PIPE_SIZE		(0x0190 | REGS_NORTH_PLANE_CONTROL)
453 #define INTEL_DISPLAY_A_SURFACE			(0x019c | REGS_NORTH_PLANE_CONTROL)
454 	// i965 and up only
455 
456 #define INTEL_DISPLAY_B_CONTROL			(0x1180 | REGS_NORTH_PLANE_CONTROL)
457 #define INTEL_DISPLAY_B_BASE			(0x1184 | REGS_NORTH_PLANE_CONTROL)
458 #define INTEL_DISPLAY_B_BYTES_PER_ROW	(0x1188 | REGS_NORTH_PLANE_CONTROL)
459 #define INTEL_DISPLAY_B_POS				(0x118c | REGS_NORTH_PLANE_CONTROL)
460 #define INTEL_DISPLAY_B_PIPE_SIZE		(0x1190 | REGS_NORTH_PLANE_CONTROL)
461 #define INTEL_DISPLAY_B_SURFACE			(0x119c | REGS_NORTH_PLANE_CONTROL)
462 	// i965 and up only
463 
464 #define DISPLAY_CONTROL_ENABLED			(1UL << 31)
465 #define DISPLAY_CONTROL_GAMMA			(1UL << 30)
466 #define DISPLAY_CONTROL_COLOR_MASK		(0x0fUL << 26)
467 #define DISPLAY_CONTROL_CMAP8			(2UL << 26)
468 #define DISPLAY_CONTROL_RGB15			(4UL << 26)
469 #define DISPLAY_CONTROL_RGB16			(5UL << 26)
470 #define DISPLAY_CONTROL_RGB32			(6UL << 26)
471 
472 // cursors
473 #define INTEL_CURSOR_CONTROL			(0x0080 | REGS_NORTH_PLANE_CONTROL)
474 #define INTEL_CURSOR_BASE				(0x0084 | REGS_NORTH_PLANE_CONTROL)
475 #define INTEL_CURSOR_POSITION			(0x0088 | REGS_NORTH_PLANE_CONTROL)
476 #define INTEL_CURSOR_PALETTE			(0x0090 | REGS_NORTH_PLANE_CONTROL)
477 	// (- 0x009f)
478 #define INTEL_CURSOR_SIZE				(0x00a0 | REGS_NORTH_PLANE_CONTROL)
479 #define CURSOR_ENABLED					(1UL << 31)
480 #define CURSOR_FORMAT_2_COLORS			(0UL << 24)
481 #define CURSOR_FORMAT_3_COLORS			(1UL << 24)
482 #define CURSOR_FORMAT_4_COLORS			(2UL << 24)
483 #define CURSOR_FORMAT_ARGB				(4UL << 24)
484 #define CURSOR_FORMAT_XRGB				(5UL << 24)
485 #define CURSOR_POSITION_NEGATIVE		0x8000
486 #define CURSOR_POSITION_MASK			0x3fff
487 
488 // palette registers
489 #define INTEL_DISPLAY_A_PALETTE			(0xa000 | REGS_NORTH_SHARED)
490 #define INTEL_DISPLAY_B_PALETTE			(0xa800 | REGS_NORTH_SHARED)
491 
492 // PLL registers
493 #define INTEL_DISPLAY_A_PLL				(0x6014 | REGS_SOUTH_SHARED)
494 #define INTEL_DISPLAY_B_PLL				(0x6018 | REGS_SOUTH_SHARED)
495 #define INTEL_DISPLAY_A_PLL_MULTIPLIER_DIVISOR \
496 										(0x601c | REGS_SOUTH_SHARED)
497 #define INTEL_DISPLAY_B_PLL_MULTIPLIER_DIVISOR \
498 										(0x6020 | REGS_SOUTH_SHARED)
499 #define INTEL_DISPLAY_A_PLL_DIVISOR_0	(0x6040 | REGS_SOUTH_SHARED)
500 #define INTEL_DISPLAY_A_PLL_DIVISOR_1	(0x6044 | REGS_SOUTH_SHARED)
501 #define INTEL_DISPLAY_B_PLL_DIVISOR_0	(0x6048 | REGS_SOUTH_SHARED)
502 #define INTEL_DISPLAY_B_PLL_DIVISOR_1	(0x604c | REGS_SOUTH_SHARED)
503 
504 // i2c
505 #define INTEL_I2C_IO_A					(0x5010 | REGS_SOUTH_SHARED)
506 #define INTEL_I2C_IO_B					(0x5014 | REGS_SOUTH_SHARED)
507 #define INTEL_I2C_IO_C					(0x5018 | REGS_SOUTH_SHARED)
508 #define INTEL_I2C_IO_D					(0x501c | REGS_SOUTH_SHARED)
509 #define INTEL_I2C_IO_E					(0x5020 | REGS_SOUTH_SHARED)
510 #define INTEL_I2C_IO_F					(0x5024 | REGS_SOUTH_SHARED)
511 #define INTEL_I2C_IO_G					(0x5028 | REGS_SOUTH_SHARED)
512 #define INTEL_I2C_IO_H					(0x502c | REGS_SOUTH_SHARED)
513 
514 #define I2C_CLOCK_DIRECTION_MASK		(1 << 0)
515 #define I2C_CLOCK_DIRECTION_OUT			(1 << 1)
516 #define I2C_CLOCK_VALUE_MASK			(1 << 2)
517 #define I2C_CLOCK_VALUE_OUT				(1 << 3)
518 #define I2C_CLOCK_VALUE_IN				(1 << 4)
519 #define I2C_DATA_DIRECTION_MASK			(1 << 8)
520 #define I2C_DATA_DIRECTION_OUT			(1 << 9)
521 #define I2C_DATA_VALUE_MASK				(1 << 10)
522 #define I2C_DATA_VALUE_OUT				(1 << 11)
523 #define I2C_DATA_VALUE_IN				(1 << 12)
524 #define I2C_RESERVED					((1 << 13) | (1 << 5))
525 
526 // TODO: on IronLake this is in the north shared block at 0x41000
527 #define INTEL_VGA_DISPLAY_CONTROL		0x71400
528 #define VGA_DISPLAY_DISABLED			(1UL << 31)
529 
530 // LVDS panel
531 #define INTEL_PANEL_STATUS				0x61200
532 #define PANEL_STATUS_POWER_ON			(1UL << 31)
533 #define INTEL_PANEL_CONTROL				0x61204
534 #define PANEL_CONTROL_POWER_TARGET_ON	(1UL << 0)
535 #define INTEL_PANEL_FIT_CONTROL			0x61230
536 #define INTEL_PANEL_FIT_RATIOS			0x61234
537 
538 // LVDS on IronLake and up
539 #define PCH_PANEL_CONTROL				0xc7200
540 #define PCH_PANEL_STATUS				0xc7204
541 #define PANEL_REGISTER_UNLOCK			(0xabcd << 16)
542 #define PCH_LVDS_DETECTED				(1 << 1)
543 
544 
545 // ring buffer commands
546 
547 #define COMMAND_NOOP					0x00
548 #define COMMAND_WAIT_FOR_EVENT			(0x03 << 23)
549 #define COMMAND_WAIT_FOR_OVERLAY_FLIP	(1 << 16)
550 
551 #define COMMAND_FLUSH					(0x04 << 23)
552 
553 // overlay flip
554 #define COMMAND_OVERLAY_FLIP			(0x11 << 23)
555 #define COMMAND_OVERLAY_CONTINUE		(0 << 21)
556 #define COMMAND_OVERLAY_ON				(1 << 21)
557 #define COMMAND_OVERLAY_OFF				(2 << 21)
558 #define OVERLAY_UPDATE_COEFFICIENTS		0x1
559 
560 // 2D acceleration
561 #define XY_COMMAND_SOURCE_BLIT			0x54c00006
562 #define XY_COMMAND_COLOR_BLIT			0x54000004
563 #define XY_COMMAND_SETUP_MONO_PATTERN	0x44400007
564 #define XY_COMMAND_SCANLINE_BLIT		0x49400001
565 #define COMMAND_COLOR_BLIT				0x50000003
566 #define COMMAND_BLIT_RGBA				0x00300000
567 
568 #define COMMAND_MODE_SOLID_PATTERN		0x80
569 #define COMMAND_MODE_CMAP8				0x00
570 #define COMMAND_MODE_RGB15				0x02
571 #define COMMAND_MODE_RGB16				0x01
572 #define COMMAND_MODE_RGB32				0x03
573 
574 // overlay
575 #define INTEL_OVERLAY_UPDATE			0x30000
576 #define INTEL_OVERLAY_TEST				0x30004
577 #define INTEL_OVERLAY_STATUS			0x30008
578 #define INTEL_OVERLAY_EXTENDED_STATUS	0x3000c
579 #define INTEL_OVERLAY_GAMMA_5			0x30010
580 #define INTEL_OVERLAY_GAMMA_4			0x30014
581 #define INTEL_OVERLAY_GAMMA_3			0x30018
582 #define INTEL_OVERLAY_GAMMA_2			0x3001c
583 #define INTEL_OVERLAY_GAMMA_1			0x30020
584 #define INTEL_OVERLAY_GAMMA_0			0x30024
585 
586 struct overlay_scale {
587 	uint32 _reserved0 : 3;
588 	uint32 horizontal_scale_fraction : 12;
589 	uint32 _reserved1 : 1;
590 	uint32 horizontal_downscale_factor : 3;
591 	uint32 _reserved2 : 1;
592 	uint32 vertical_scale_fraction : 12;
593 };
594 
595 #define OVERLAY_FORMAT_RGB15			0x2
596 #define OVERLAY_FORMAT_RGB16			0x3
597 #define OVERLAY_FORMAT_RGB32			0x1
598 #define OVERLAY_FORMAT_YCbCr422			0x8
599 #define OVERLAY_FORMAT_YCbCr411			0x9
600 #define OVERLAY_FORMAT_YCbCr420			0xc
601 
602 #define OVERLAY_MIRROR_NORMAL			0x0
603 #define OVERLAY_MIRROR_HORIZONTAL		0x1
604 #define OVERLAY_MIRROR_VERTICAL			0x2
605 
606 // The real overlay registers are written to using an update buffer
607 
608 struct overlay_registers {
609 	uint32 buffer_rgb0;
610 	uint32 buffer_rgb1;
611 	uint32 buffer_u0;
612 	uint32 buffer_v0;
613 	uint32 buffer_u1;
614 	uint32 buffer_v1;
615 	// (0x18) OSTRIDE - overlay stride
616 	uint16 stride_rgb;
617 	uint16 stride_uv;
618 	// (0x1c) YRGB_VPH - Y/RGB vertical phase
619 	uint16 vertical_phase0_rgb;
620 	uint16 vertical_phase1_rgb;
621 	// (0x20) UV_VPH - UV vertical phase
622 	uint16 vertical_phase0_uv;
623 	uint16 vertical_phase1_uv;
624 	// (0x24) HORZ_PH - horizontal phase
625 	uint16 horizontal_phase_rgb;
626 	uint16 horizontal_phase_uv;
627 	// (0x28) INIT_PHS - initial phase shift
628 	uint32 initial_vertical_phase0_shift_rgb0 : 4;
629 	uint32 initial_vertical_phase1_shift_rgb0 : 4;
630 	uint32 initial_horizontal_phase_shift_rgb0 : 4;
631 	uint32 initial_vertical_phase0_shift_uv : 4;
632 	uint32 initial_vertical_phase1_shift_uv : 4;
633 	uint32 initial_horizontal_phase_shift_uv : 4;
634 	uint32 _reserved0 : 8;
635 	// (0x2c) DWINPOS - destination window position
636 	uint16 window_left;
637 	uint16 window_top;
638 	// (0x30) DWINSZ - destination window size
639 	uint16 window_width;
640 	uint16 window_height;
641 	// (0x34) SWIDTH - source width
642 	uint16 source_width_rgb;
643 	uint16 source_width_uv;
644 	// (0x38) SWITDHSW - source width in 8 byte steps
645 	uint16 source_bytes_per_row_rgb;
646 	uint16 source_bytes_per_row_uv;
647 	uint16 source_height_rgb;
648 	uint16 source_height_uv;
649 	overlay_scale scale_rgb;
650 	overlay_scale scale_uv;
651 	// (0x48) OCLRC0 - overlay color correction 0
652 	uint32 brightness_correction : 8;		// signed, -128 to 127
653 	uint32 _reserved1 : 10;
654 	uint32 contrast_correction : 9;			// fixed point: 3.6 bits
655 	uint32 _reserved2 : 5;
656 	// (0x4c) OCLRC1 - overlay color correction 1
657 	uint32 saturation_cos_correction : 10;	// fixed point: 3.7 bits
658 	uint32 _reserved3 : 6;
659 	uint32 saturation_sin_correction : 11;	// signed fixed point: 3.7 bits
660 	uint32 _reserved4 : 5;
661 	// (0x50) DCLRKV - destination color key value
662 	uint32 color_key_blue : 8;
663 	uint32 color_key_green : 8;
664 	uint32 color_key_red : 8;
665 	uint32 _reserved5 : 8;
666 	// (0x54) DCLRKM - destination color key mask
667 	uint32 color_key_mask_blue : 8;
668 	uint32 color_key_mask_green : 8;
669 	uint32 color_key_mask_red : 8;
670 	uint32 _reserved6 : 7;
671 	uint32 color_key_enabled : 1;
672 	// (0x58) SCHRKVH - source chroma key high value
673 	uint32 source_chroma_key_high_red : 8;
674 	uint32 source_chroma_key_high_blue : 8;
675 	uint32 source_chroma_key_high_green : 8;
676 	uint32 _reserved7 : 8;
677 	// (0x5c) SCHRKVL - source chroma key low value
678 	uint32 source_chroma_key_low_red : 8;
679 	uint32 source_chroma_key_low_blue : 8;
680 	uint32 source_chroma_key_low_green : 8;
681 	uint32 _reserved8 : 8;
682 	// (0x60) SCHRKEN - source chroma key enable
683 	uint32 _reserved9 : 24;
684 	uint32 source_chroma_key_red_enabled : 1;
685 	uint32 source_chroma_key_blue_enabled : 1;
686 	uint32 source_chroma_key_green_enabled : 1;
687 	uint32 _reserved10 : 5;
688 	// (0x64) OCONFIG - overlay configuration
689 	uint32 _reserved11 : 3;
690 	uint32 color_control_output_mode : 1;
691 	uint32 yuv_to_rgb_bypass : 1;
692 	uint32 _reserved12 : 11;
693 	uint32 gamma2_enabled : 1;
694 	uint32 _reserved13 : 1;
695 	uint32 select_pipe : 1;
696 	uint32 slot_time : 8;
697 	uint32 _reserved14 : 5;
698 	// (0x68) OCOMD - overlay command
699 	uint32 overlay_enabled : 1;
700 	uint32 active_field : 1;
701 	uint32 active_buffer : 2;
702 	uint32 test_mode : 1;
703 	uint32 buffer_field_mode : 1;
704 	uint32 _reserved15 : 1;
705 	uint32 tv_flip_field_enabled : 1;
706 	uint32 _reserved16 : 1;
707 	uint32 tv_flip_field_parity : 1;
708 	uint32 source_format : 4;
709 	uint32 ycbcr422_order : 2;
710 	uint32 _reserved18 : 1;
711 	uint32 mirroring_mode : 2;
712 	uint32 _reserved19 : 13;
713 
714 	uint32 _reserved20;
715 
716 	uint32 start_0y;
717 	uint32 start_1y;
718 	uint32 start_0u;
719 	uint32 start_0v;
720 	uint32 start_1u;
721 	uint32 start_1v;
722 	uint32 _reserved21[6];
723 #if 0
724 	// (0x70) AWINPOS - alpha blend window position
725 	uint32 awinpos;
726 	// (0x74) AWINSZ - alpha blend window size
727 	uint32 awinsz;
728 
729 	uint32 _reserved21[10];
730 #endif
731 
732 	// (0xa0) FASTHSCALE - fast horizontal downscale (strangely enough,
733 	// the next two registers switch the usual Y/RGB vs. UV order)
734 	uint16 horizontal_scale_uv;
735 	uint16 horizontal_scale_rgb;
736 	// (0xa4) UVSCALEV - vertical downscale
737 	uint16 vertical_scale_uv;
738 	uint16 vertical_scale_rgb;
739 
740 	uint32 _reserved22[86];
741 
742 	// (0x200) polyphase filter coefficients
743 	uint16 vertical_coefficients_rgb[128];
744 	uint16 horizontal_coefficients_rgb[128];
745 
746 	uint32	_reserved23[64];
747 
748 	// (0x500)
749 	uint16 vertical_coefficients_uv[128];
750 	uint16 horizontal_coefficients_uv[128];
751 };
752 
753 // i965 overlay support is currently realized using its 3D hardware
754 #define INTEL_i965_OVERLAY_STATE_SIZE	36864
755 #define INTEL_i965_3D_CONTEXT_SIZE		32768
756 
757 inline bool
758 intel_uses_physical_overlay(intel_shared_info &info)
759 {
760 	return !info.device_type.InGroup(INTEL_TYPE_Gxx);
761 }
762 
763 
764 struct hardware_status {
765 	uint32	interrupt_status_register;
766 	uint32	_reserved0[3];
767 	void*	primary_ring_head_storage;
768 	uint32	_reserved1[3];
769 	void*	secondary_ring_0_head_storage;
770 	void*	secondary_ring_1_head_storage;
771 	uint32	_reserved2[2];
772 	void*	binning_head_storage;
773 	uint32	_reserved3[3];
774 	uint32	store[1008];
775 };
776 
777 #endif	/* INTEL_EXTREME_H */
778