1 /*
2  * Copyright (c) 2006 Intel Corporation
3  *
4  * This program is free software; you can redistribute it and/or modify it
5  * under the terms and conditions of the GNU General Public License,
6  * version 2, as published by the Free Software Foundation.
7  *
8  * This program is distributed in the hope it will be useful, but WITHOUT
9  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
11  * more details.
12  *
13  * You should have received a copy of the GNU General Public License along with
14  * this program; if not, write to the Free Software Foundation, Inc.,
15  * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
16  *
17  * Authors:
18  *    Eric Anholt <eric@anholt.net>
19  *
20  */
21 
22 #ifndef _INTEL_BIOS_H_
23 #define _INTEL_BIOS_H_
24 
25 struct drm_device;
26 
27 struct vbt_header {
28 	u8 signature[20];		/**< Always starts with 'VBT$' */
29 	u16 version;			/**< decimal */
30 	u16 header_size;		/**< in bytes */
31 	u16 vbt_size;			/**< in bytes */
32 	u8 vbt_checksum;
33 	u8 reserved0;
34 	u32 bdb_offset;			/**< from beginning of VBT */
35 	u32 aim_offset[4];		/**< from beginning of VBT */
36 } __packed;
37 
38 
39 struct bdb_header {
40 	u8 signature[16];		/**< Always 'BIOS_DATA_BLOCK' */
41 	u16 version;			/**< decimal */
42 	u16 header_size;		/**< in bytes */
43 	u16 bdb_size;			/**< in bytes */
44 };
45 
46 /* strictly speaking, this is a "skip" block, but it has interesting info */
47 struct vbios_data {
48 	u8 type; /* 0 == desktop, 1 == mobile */
49 	u8 relstage;
50 	u8 chipset;
51 	u8 lvds_present:1;
52 	u8 tv_present:1;
53 	u8 rsvd2:6; /* finish byte */
54 	u8 rsvd3[4];
55 	u8 signon[155];
56 	u8 copyright[61];
57 	u16 code_segment;
58 	u8 dos_boot_mode;
59 	u8 bandwidth_percent;
60 	u8 rsvd4; /* popup memory size */
61 	u8 resize_pci_bios;
62 	u8 rsvd5; /* is crt already on ddc2 */
63 } __packed;
64 
65 /*
66  * There are several types of BIOS data blocks (BDBs), each block has
67  * an ID and size in the first 3 bytes (ID in first, size in next 2).
68  * Known types are listed below.
69  */
70 #define BDB_GENERAL_FEATURES	  1
71 #define BDB_GENERAL_DEFINITIONS	  2
72 #define BDB_OLD_TOGGLE_LIST	  3
73 #define BDB_MODE_SUPPORT_LIST	  4
74 #define BDB_GENERIC_MODE_TABLE	  5
75 #define BDB_EXT_MMIO_REGS	  6
76 #define BDB_SWF_IO		  7
77 #define BDB_SWF_MMIO		  8
78 #define BDB_DOT_CLOCK_TABLE	  9
79 #define BDB_MODE_REMOVAL_TABLE	 10
80 #define BDB_CHILD_DEVICE_TABLE	 11
81 #define BDB_DRIVER_FEATURES	 12
82 #define BDB_DRIVER_PERSISTENCE	 13
83 #define BDB_EXT_TABLE_PTRS	 14
84 #define BDB_DOT_CLOCK_OVERRIDE	 15
85 #define BDB_DISPLAY_SELECT	 16
86 /* 17 rsvd */
87 #define BDB_DRIVER_ROTATION	 18
88 #define BDB_DISPLAY_REMOVE	 19
89 #define BDB_OEM_CUSTOM		 20
90 #define BDB_EFP_LIST		 21 /* workarounds for VGA hsync/vsync */
91 #define BDB_SDVO_LVDS_OPTIONS	 22
92 #define BDB_SDVO_PANEL_DTDS	 23
93 #define BDB_SDVO_LVDS_PNP_IDS	 24
94 #define BDB_SDVO_LVDS_POWER_SEQ	 25
95 #define BDB_TV_OPTIONS		 26
96 #define BDB_EDP			 27
97 #define BDB_LVDS_OPTIONS	 40
98 #define BDB_LVDS_LFP_DATA_PTRS	 41
99 #define BDB_LVDS_LFP_DATA	 42
100 #define BDB_LVDS_BACKLIGHT	 43
101 #define BDB_LVDS_POWER		 44
102 #define BDB_SKIP		254 /* VBIOS private block, ignore */
103 
104 struct bdb_general_features {
105 	/* bits 1 */
106 	u8 panel_fitting:2;
107 	u8 flexaim:1;
108 	u8 msg_enable:1;
109 	u8 clear_screen:3;
110 	u8 color_flip:1;
111 
112 	/* bits 2 */
113 	u8 download_ext_vbt:1;
114 	u8 enable_ssc:1;
115 	u8 ssc_freq:1;
116 	u8 enable_lfp_on_override:1;
117 	u8 disable_ssc_ddt:1;
118 	u8 rsvd8:3; /* finish byte */
119 
120 	/* bits 3 */
121 	u8 disable_smooth_vision:1;
122 	u8 single_dvi:1;
123 	u8 rsvd9:6; /* finish byte */
124 
125 	/* bits 4 */
126 	u8 legacy_monitor_detect;
127 
128 	/* bits 5 */
129 	u8 int_crt_support:1;
130 	u8 int_tv_support:1;
131 	u8 int_efp_support:1;
132 	u8 dp_ssc_enb:1;	/* PCH attached eDP supports SSC */
133 	u8 dp_ssc_freq:1;	/* SSC freq for PCH attached eDP */
134 	u8 rsvd11:3; /* finish byte */
135 } __packed;
136 
137 /* pre-915 */
138 #define GPIO_PIN_DVI_LVDS	0x03 /* "DVI/LVDS DDC GPIO pins" */
139 #define GPIO_PIN_ADD_I2C	0x05 /* "ADDCARD I2C GPIO pins" */
140 #define GPIO_PIN_ADD_DDC	0x04 /* "ADDCARD DDC GPIO pins" */
141 #define GPIO_PIN_ADD_DDC_I2C	0x06 /* "ADDCARD DDC/I2C GPIO pins" */
142 
143 /* Pre 915 */
144 #define DEVICE_TYPE_NONE	0x00
145 #define DEVICE_TYPE_CRT		0x01
146 #define DEVICE_TYPE_TV		0x09
147 #define DEVICE_TYPE_EFP		0x12
148 #define DEVICE_TYPE_LFP		0x22
149 /* On 915+ */
150 #define DEVICE_TYPE_CRT_DPMS		0x6001
151 #define DEVICE_TYPE_CRT_DPMS_HOTPLUG	0x4001
152 #define DEVICE_TYPE_TV_COMPOSITE	0x0209
153 #define DEVICE_TYPE_TV_MACROVISION	0x0289
154 #define DEVICE_TYPE_TV_RF_COMPOSITE	0x020c
155 #define DEVICE_TYPE_TV_SVIDEO_COMPOSITE	0x0609
156 #define DEVICE_TYPE_TV_SCART		0x0209
157 #define DEVICE_TYPE_TV_CODEC_HOTPLUG_PWR 0x6009
158 #define DEVICE_TYPE_EFP_HOTPLUG_PWR	0x6012
159 #define DEVICE_TYPE_EFP_DVI_HOTPLUG_PWR	0x6052
160 #define DEVICE_TYPE_EFP_DVI_I		0x6053
161 #define DEVICE_TYPE_EFP_DVI_D_DUAL	0x6152
162 #define DEVICE_TYPE_EFP_DVI_D_HDCP	0x60d2
163 #define DEVICE_TYPE_OPENLDI_HOTPLUG_PWR	0x6062
164 #define DEVICE_TYPE_OPENLDI_DUALPIX	0x6162
165 #define DEVICE_TYPE_LFP_PANELLINK	0x5012
166 #define DEVICE_TYPE_LFP_CMOS_PWR	0x5042
167 #define DEVICE_TYPE_LFP_LVDS_PWR	0x5062
168 #define DEVICE_TYPE_LFP_LVDS_DUAL	0x5162
169 #define DEVICE_TYPE_LFP_LVDS_DUAL_HDCP	0x51e2
170 
171 #define DEVICE_CFG_NONE		0x00
172 #define DEVICE_CFG_12BIT_DVOB	0x01
173 #define DEVICE_CFG_12BIT_DVOC	0x02
174 #define DEVICE_CFG_24BIT_DVOBC	0x09
175 #define DEVICE_CFG_24BIT_DVOCB	0x0a
176 #define DEVICE_CFG_DUAL_DVOB	0x11
177 #define DEVICE_CFG_DUAL_DVOC	0x12
178 #define DEVICE_CFG_DUAL_DVOBC	0x13
179 #define DEVICE_CFG_DUAL_LINK_DVOBC	0x19
180 #define DEVICE_CFG_DUAL_LINK_DVOCB	0x1a
181 
182 #define DEVICE_WIRE_NONE	0x00
183 #define DEVICE_WIRE_DVOB	0x01
184 #define DEVICE_WIRE_DVOC	0x02
185 #define DEVICE_WIRE_DVOBC	0x03
186 #define DEVICE_WIRE_DVOBB	0x05
187 #define DEVICE_WIRE_DVOCC	0x06
188 #define DEVICE_WIRE_DVOB_MASTER 0x0d
189 #define DEVICE_WIRE_DVOC_MASTER 0x0e
190 
191 #define DEVICE_PORT_DVOA	0x00 /* none on 845+ */
192 #define DEVICE_PORT_DVOB	0x01
193 #define DEVICE_PORT_DVOC	0x02
194 
195 struct child_device_config {
196 	u16 handle;
197 	u16 device_type;
198 	u8  device_id[10]; /* ascii string */
199 	u16 addin_offset;
200 	u8  dvo_port; /* See Device_PORT_* above */
201 	u8  i2c_pin;
202 	u8  slave_addr;
203 	u8  ddc_pin;
204 	u16 edid_ptr;
205 	u8  dvo_cfg; /* See DEVICE_CFG_* above */
206 	u8  dvo2_port;
207 	u8  i2c2_pin;
208 	u8  slave2_addr;
209 	u8  ddc2_pin;
210 	u8  capabilities;
211 	u8  dvo_wiring;/* See DEVICE_WIRE_* above */
212 	u8  dvo2_wiring;
213 	u16 extended_type;
214 	u8  dvo_function;
215 } __packed;
216 
217 
218 struct bdb_general_definitions {
219 	/* DDC GPIO */
220 	u8 crt_ddc_gmbus_pin;
221 
222 	/* DPMS bits */
223 	u8 dpms_acpi:1;
224 	u8 skip_boot_crt_detect:1;
225 	u8 dpms_aim:1;
226 	u8 rsvd1:5; /* finish byte */
227 
228 	/* boot device bits */
229 	u8 boot_display[2];
230 	u8 child_dev_size;
231 
232 	/*
233 	 * Device info:
234 	 * If TV is present, it'll be at devices[0].
235 	 * LVDS will be next, either devices[0] or [1], if present.
236 	 * On some platforms the number of device is 6. But could be as few as
237 	 * 4 if both TV and LVDS are missing.
238 	 * And the device num is related with the size of general definition
239 	 * block. It is obtained by using the following formula:
240 	 * number = (block_size - sizeof(bdb_general_definitions))/
241 	 *	     sizeof(child_device_config);
242 	 */
243 	struct child_device_config devices[0];
244 };
245 
246 struct bdb_lvds_options {
247 	u8 panel_type;
248 	u8 rsvd1;
249 	/* LVDS capabilities, stored in a dword */
250 	u8 pfit_mode:2;
251 	u8 pfit_text_mode_enhanced:1;
252 	u8 pfit_gfx_mode_enhanced:1;
253 	u8 pfit_ratio_auto:1;
254 	u8 pixel_dither:1;
255 	u8 lvds_edid:1;
256 	u8 rsvd2:1;
257 	u8 rsvd4;
258 } __packed;
259 
260 struct bdb_lvds_backlight {
261 	u8 type:2;
262 	u8 pol:1;
263 	u8 gpio:3;
264 	u8 gmbus:2;
265 	u16 freq;
266 	u8 minbrightness;
267 	u8 i2caddr;
268 	u8 brightnesscmd;
269 	/*FIXME: more...*/
270 } __packed;
271 
272 /* LFP pointer table contains entries to the struct below */
273 struct bdb_lvds_lfp_data_ptr {
274 	u16 fp_timing_offset; /* offsets are from start of bdb */
275 	u8 fp_table_size;
276 	u16 dvo_timing_offset;
277 	u8 dvo_table_size;
278 	u16 panel_pnp_id_offset;
279 	u8 pnp_table_size;
280 } __packed;
281 
282 struct bdb_lvds_lfp_data_ptrs {
283 	u8 lvds_entries; /* followed by one or more lvds_data_ptr structs */
284 	struct bdb_lvds_lfp_data_ptr ptr[16];
285 } __packed;
286 
287 /* LFP data has 3 blocks per entry */
288 struct lvds_fp_timing {
289 	u16 x_res;
290 	u16 y_res;
291 	u32 lvds_reg;
292 	u32 lvds_reg_val;
293 	u32 pp_on_reg;
294 	u32 pp_on_reg_val;
295 	u32 pp_off_reg;
296 	u32 pp_off_reg_val;
297 	u32 pp_cycle_reg;
298 	u32 pp_cycle_reg_val;
299 	u32 pfit_reg;
300 	u32 pfit_reg_val;
301 	u16 terminator;
302 } __packed;
303 
304 struct lvds_dvo_timing {
305 	u16 clock;		/**< In 10khz */
306 	u8 hactive_lo;
307 	u8 hblank_lo;
308 	u8 hblank_hi:4;
309 	u8 hactive_hi:4;
310 	u8 vactive_lo;
311 	u8 vblank_lo;
312 	u8 vblank_hi:4;
313 	u8 vactive_hi:4;
314 	u8 hsync_off_lo;
315 	u8 hsync_pulse_width;
316 	u8 vsync_pulse_width:4;
317 	u8 vsync_off:4;
318 	u8 rsvd0:6;
319 	u8 hsync_off_hi:2;
320 	u8 h_image;
321 	u8 v_image;
322 	u8 max_hv;
323 	u8 h_border;
324 	u8 v_border;
325 	u8 rsvd1:3;
326 	u8 digital:2;
327 	u8 vsync_positive:1;
328 	u8 hsync_positive:1;
329 	u8 rsvd2:1;
330 } __packed;
331 
332 struct lvds_pnp_id {
333 	u16 mfg_name;
334 	u16 product_code;
335 	u32 serial;
336 	u8 mfg_week;
337 	u8 mfg_year;
338 } __packed;
339 
340 struct bdb_lvds_lfp_data_entry {
341 	struct lvds_fp_timing fp_timing;
342 	struct lvds_dvo_timing dvo_timing;
343 	struct lvds_pnp_id pnp_id;
344 } __packed;
345 
346 struct bdb_lvds_lfp_data {
347 	struct bdb_lvds_lfp_data_entry data[16];
348 } __packed;
349 
350 struct aimdb_header {
351 	char signature[16];
352 	char oem_device[20];
353 	u16 aimdb_version;
354 	u16 aimdb_header_size;
355 	u16 aimdb_size;
356 } __packed;
357 
358 struct aimdb_block {
359 	u8 aimdb_id;
360 	u16 aimdb_size;
361 } __packed;
362 
363 struct vch_panel_data {
364 	u16 fp_timing_offset;
365 	u8 fp_timing_size;
366 	u16 dvo_timing_offset;
367 	u8 dvo_timing_size;
368 	u16 text_fitting_offset;
369 	u8 text_fitting_size;
370 	u16 graphics_fitting_offset;
371 	u8 graphics_fitting_size;
372 } __packed;
373 
374 struct vch_bdb_22 {
375 	struct aimdb_block aimdb_block;
376 	struct vch_panel_data panels[16];
377 } __packed;
378 
379 struct bdb_sdvo_lvds_options {
380 	u8 panel_backlight;
381 	u8 h40_set_panel_type;
382 	u8 panel_type;
383 	u8 ssc_clk_freq;
384 	u16 als_low_trip;
385 	u16 als_high_trip;
386 	u8 sclalarcoeff_tab_row_num;
387 	u8 sclalarcoeff_tab_row_size;
388 	u8 coefficient[8];
389 	u8 panel_misc_bits_1;
390 	u8 panel_misc_bits_2;
391 	u8 panel_misc_bits_3;
392 	u8 panel_misc_bits_4;
393 } __packed;
394 
395 #define BDB_DRIVER_FEATURE_NO_LVDS		0
396 #define BDB_DRIVER_FEATURE_INT_LVDS		1
397 #define BDB_DRIVER_FEATURE_SDVO_LVDS		2
398 #define BDB_DRIVER_FEATURE_EDP			3
399 
400 struct bdb_driver_features {
401 	u8 boot_dev_algorithm:1;
402 	u8 block_display_switch:1;
403 	u8 allow_display_switch:1;
404 	u8 hotplug_dvo:1;
405 	u8 dual_view_zoom:1;
406 	u8 int15h_hook:1;
407 	u8 sprite_in_clone:1;
408 	u8 primary_lfp_id:1;
409 
410 	u16 boot_mode_x;
411 	u16 boot_mode_y;
412 	u8 boot_mode_bpp;
413 	u8 boot_mode_refresh;
414 
415 	u16 enable_lfp_primary:1;
416 	u16 selective_mode_pruning:1;
417 	u16 dual_frequency:1;
418 	u16 render_clock_freq:1; /* 0: high freq; 1: low freq */
419 	u16 nt_clone_support:1;
420 	u16 power_scheme_ui:1; /* 0: CUI; 1: 3rd party */
421 	u16 sprite_display_assign:1; /* 0: secondary; 1: primary */
422 	u16 cui_aspect_scaling:1;
423 	u16 preserve_aspect_ratio:1;
424 	u16 sdvo_device_power_down:1;
425 	u16 crt_hotplug:1;
426 	u16 lvds_config:2;
427 	u16 tv_hotplug:1;
428 	u16 hdmi_config:2;
429 
430 	u8 static_display:1;
431 	u8 reserved2:7;
432 	u16 legacy_crt_max_x;
433 	u16 legacy_crt_max_y;
434 	u8 legacy_crt_max_refresh;
435 
436 	u8 hdmi_termination;
437 	u8 custom_vbt_version;
438 } __packed;
439 
440 #define EDP_18BPP	0
441 #define EDP_24BPP	1
442 #define EDP_30BPP	2
443 #define EDP_RATE_1_62	0
444 #define EDP_RATE_2_7	1
445 #define EDP_LANE_1	0
446 #define EDP_LANE_2	1
447 #define EDP_LANE_4	3
448 #define EDP_PREEMPHASIS_NONE	0
449 #define EDP_PREEMPHASIS_3_5dB	1
450 #define EDP_PREEMPHASIS_6dB	2
451 #define EDP_PREEMPHASIS_9_5dB	3
452 #define EDP_VSWING_0_4V		0
453 #define EDP_VSWING_0_6V		1
454 #define EDP_VSWING_0_8V		2
455 #define EDP_VSWING_1_2V		3
456 
457 struct edp_power_seq {
458 	u16 t1_t3;
459 	u16 t8;
460 	u16 t9;
461 	u16 t10;
462 	u16 t11_t12;
463 } __attribute__ ((packed));
464 
465 struct edp_link_params {
466 	u8 rate:4;
467 	u8 lanes:4;
468 	u8 preemphasis:4;
469 	u8 vswing:4;
470 } __attribute__ ((packed));
471 
472 struct bdb_edp {
473 	struct edp_power_seq power_seqs[16];
474 	u32 color_depth;
475 	u32 sdrrs_msa_timing_delay;
476 	struct edp_link_params link_params[16];
477 } __attribute__ ((packed));
478 
479 extern int psb_intel_init_bios(struct drm_device *dev);
480 extern void psb_intel_destroy_bios(struct drm_device *dev);
481 
482 /*
483  * Driver<->VBIOS interaction occurs through scratch bits in
484  * GR18 & SWF*.
485  */
486 
487 /* GR18 bits are set on display switch and hotkey events */
488 #define GR18_DRIVER_SWITCH_EN	(1<<7) /* 0: VBIOS control, 1: driver control */
489 #define GR18_HOTKEY_MASK	0x78 /* See also SWF4 15:0 */
490 #define   GR18_HK_NONE		(0x0<<3)
491 #define   GR18_HK_LFP_STRETCH	(0x1<<3)
492 #define   GR18_HK_TOGGLE_DISP	(0x2<<3)
493 #define   GR18_HK_DISP_SWITCH	(0x4<<3) /* see SWF14 15:0 for what to enable */
494 #define   GR18_HK_POPUP_DISABLED (0x6<<3)
495 #define   GR18_HK_POPUP_ENABLED	(0x7<<3)
496 #define   GR18_HK_PFIT		(0x8<<3)
497 #define   GR18_HK_APM_CHANGE	(0xa<<3)
498 #define   GR18_HK_MULTIPLE	(0xc<<3)
499 #define GR18_USER_INT_EN	(1<<2)
500 #define GR18_A0000_FLUSH_EN	(1<<1)
501 #define GR18_SMM_EN		(1<<0)
502 
503 /* Set by driver, cleared by VBIOS */
504 #define SWF00_YRES_SHIFT	16
505 #define SWF00_XRES_SHIFT	0
506 #define SWF00_RES_MASK		0xffff
507 
508 /* Set by VBIOS at boot time and driver at runtime */
509 #define SWF01_TV2_FORMAT_SHIFT	8
510 #define SWF01_TV1_FORMAT_SHIFT	0
511 #define SWF01_TV_FORMAT_MASK	0xffff
512 
513 #define SWF10_VBIOS_BLC_I2C_EN	(1<<29)
514 #define SWF10_GTT_OVERRIDE_EN	(1<<28)
515 #define SWF10_LFP_DPMS_OVR	(1<<27) /* override DPMS on display switch */
516 #define SWF10_ACTIVE_TOGGLE_LIST_MASK (7<<24)
517 #define   SWF10_OLD_TOGGLE	0x0
518 #define   SWF10_TOGGLE_LIST_1	0x1
519 #define   SWF10_TOGGLE_LIST_2	0x2
520 #define   SWF10_TOGGLE_LIST_3	0x3
521 #define   SWF10_TOGGLE_LIST_4	0x4
522 #define SWF10_PANNING_EN	(1<<23)
523 #define SWF10_DRIVER_LOADED	(1<<22)
524 #define SWF10_EXTENDED_DESKTOP	(1<<21)
525 #define SWF10_EXCLUSIVE_MODE	(1<<20)
526 #define SWF10_OVERLAY_EN	(1<<19)
527 #define SWF10_PLANEB_HOLDOFF	(1<<18)
528 #define SWF10_PLANEA_HOLDOFF	(1<<17)
529 #define SWF10_VGA_HOLDOFF	(1<<16)
530 #define SWF10_ACTIVE_DISP_MASK	0xffff
531 #define   SWF10_PIPEB_LFP2	(1<<15)
532 #define   SWF10_PIPEB_EFP2	(1<<14)
533 #define   SWF10_PIPEB_TV2	(1<<13)
534 #define   SWF10_PIPEB_CRT2	(1<<12)
535 #define   SWF10_PIPEB_LFP	(1<<11)
536 #define   SWF10_PIPEB_EFP	(1<<10)
537 #define   SWF10_PIPEB_TV	(1<<9)
538 #define   SWF10_PIPEB_CRT	(1<<8)
539 #define   SWF10_PIPEA_LFP2	(1<<7)
540 #define   SWF10_PIPEA_EFP2	(1<<6)
541 #define   SWF10_PIPEA_TV2	(1<<5)
542 #define   SWF10_PIPEA_CRT2	(1<<4)
543 #define   SWF10_PIPEA_LFP	(1<<3)
544 #define   SWF10_PIPEA_EFP	(1<<2)
545 #define   SWF10_PIPEA_TV	(1<<1)
546 #define   SWF10_PIPEA_CRT	(1<<0)
547 
548 #define SWF11_MEMORY_SIZE_SHIFT	16
549 #define SWF11_SV_TEST_EN	(1<<15)
550 #define SWF11_IS_AGP		(1<<14)
551 #define SWF11_DISPLAY_HOLDOFF	(1<<13)
552 #define SWF11_DPMS_REDUCED	(1<<12)
553 #define SWF11_IS_VBE_MODE	(1<<11)
554 #define SWF11_PIPEB_ACCESS	(1<<10) /* 0 here means pipe a */
555 #define SWF11_DPMS_MASK		0x07
556 #define   SWF11_DPMS_OFF	(1<<2)
557 #define   SWF11_DPMS_SUSPEND	(1<<1)
558 #define   SWF11_DPMS_STANDBY	(1<<0)
559 #define   SWF11_DPMS_ON		0
560 
561 #define SWF14_GFX_PFIT_EN	(1<<31)
562 #define SWF14_TEXT_PFIT_EN	(1<<30)
563 #define SWF14_LID_STATUS_CLOSED	(1<<29) /* 0 here means open */
564 #define SWF14_POPUP_EN		(1<<28)
565 #define SWF14_DISPLAY_HOLDOFF	(1<<27)
566 #define SWF14_DISP_DETECT_EN	(1<<26)
567 #define SWF14_DOCKING_STATUS_DOCKED (1<<25) /* 0 here means undocked */
568 #define SWF14_DRIVER_STATUS	(1<<24)
569 #define SWF14_OS_TYPE_WIN9X	(1<<23)
570 #define SWF14_OS_TYPE_WINNT	(1<<22)
571 /* 21:19 rsvd */
572 #define SWF14_PM_TYPE_MASK	0x00070000
573 #define   SWF14_PM_ACPI_VIDEO	(0x4 << 16)
574 #define   SWF14_PM_ACPI		(0x3 << 16)
575 #define   SWF14_PM_APM_12	(0x2 << 16)
576 #define   SWF14_PM_APM_11	(0x1 << 16)
577 #define SWF14_HK_REQUEST_MASK	0x0000ffff /* see GR18 6:3 for event type */
578 	  /* if GR18 indicates a display switch */
579 #define   SWF14_DS_PIPEB_LFP2_EN (1<<15)
580 #define   SWF14_DS_PIPEB_EFP2_EN (1<<14)
581 #define   SWF14_DS_PIPEB_TV2_EN  (1<<13)
582 #define   SWF14_DS_PIPEB_CRT2_EN (1<<12)
583 #define   SWF14_DS_PIPEB_LFP_EN  (1<<11)
584 #define   SWF14_DS_PIPEB_EFP_EN  (1<<10)
585 #define   SWF14_DS_PIPEB_TV_EN	 (1<<9)
586 #define   SWF14_DS_PIPEB_CRT_EN  (1<<8)
587 #define   SWF14_DS_PIPEA_LFP2_EN (1<<7)
588 #define   SWF14_DS_PIPEA_EFP2_EN (1<<6)
589 #define   SWF14_DS_PIPEA_TV2_EN  (1<<5)
590 #define   SWF14_DS_PIPEA_CRT2_EN (1<<4)
591 #define   SWF14_DS_PIPEA_LFP_EN  (1<<3)
592 #define   SWF14_DS_PIPEA_EFP_EN  (1<<2)
593 #define   SWF14_DS_PIPEA_TV_EN	 (1<<1)
594 #define   SWF14_DS_PIPEA_CRT_EN  (1<<0)
595 	  /* if GR18 indicates a panel fitting request */
596 #define   SWF14_PFIT_EN		(1<<0) /* 0 means disable */
597 	  /* if GR18 indicates an APM change request */
598 #define   SWF14_APM_HIBERNATE	0x4
599 #define   SWF14_APM_SUSPEND	0x3
600 #define   SWF14_APM_STANDBY	0x1
601 #define   SWF14_APM_RESTORE	0x0
602 
603 /* Add the device class for LFP, TV, HDMI */
604 #define	 DEVICE_TYPE_INT_LFP	0x1022
605 #define	 DEVICE_TYPE_INT_TV	0x1009
606 #define	 DEVICE_TYPE_HDMI	0x60D2
607 #define	 DEVICE_TYPE_DP		0x68C6
608 #define	 DEVICE_TYPE_eDP	0x78C6
609 
610 /* define the DVO port for HDMI output type */
611 #define		DVO_B		1
612 #define		DVO_C		2
613 #define		DVO_D		3
614 
615 /* define the PORT for DP output type */
616 #define		PORT_IDPB	7
617 #define		PORT_IDPC	8
618 #define		PORT_IDPD	9
619 
620 #endif /* _INTEL_BIOS_H_ */
621