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#include <drm/drmP.h>
26#include <drm/drm_dp_helper.h>
27
28struct vbt_header {
29	u8 signature[20];		/**< Always starts with 'VBT$' */
30	u16 version;			/**< decimal */
31	u16 header_size;		/**< in bytes */
32	u16 vbt_size;			/**< in bytes */
33	u8 vbt_checksum;
34	u8 reserved0;
35	u32 bdb_offset;			/**< from beginning of VBT */
36	u32 aim_offset[4];		/**< from beginning of VBT */
37} __attribute__((packed));
38
39
40struct bdb_header {
41	u8 signature[16];		/**< Always 'BIOS_DATA_BLOCK' */
42	u16 version;			/**< decimal */
43	u16 header_size;		/**< in bytes */
44	u16 bdb_size;			/**< in bytes */
45};
46
47/* strictly speaking, this is a "skip" block, but it has interesting info */
48struct vbios_data {
49	u8 type; /* 0 == desktop, 1 == mobile */
50	u8 relstage;
51	u8 chipset;
52	u8 lvds_present:1;
53	u8 tv_present:1;
54	u8 rsvd2:6; /* finish byte */
55	u8 rsvd3[4];
56	u8 signon[155];
57	u8 copyright[61];
58	u16 code_segment;
59	u8 dos_boot_mode;
60	u8 bandwidth_percent;
61	u8 rsvd4; /* popup memory size */
62	u8 resize_pci_bios;
63	u8 rsvd5; /* is crt already on ddc2 */
64} __attribute__((packed));
65
66/*
67 * There are several types of BIOS data blocks (BDBs), each block has
68 * an ID and size in the first 3 bytes (ID in first, size in next 2).
69 * Known types are listed below.
70 */
71#define BDB_GENERAL_FEATURES	  1
72#define BDB_GENERAL_DEFINITIONS	  2
73#define BDB_OLD_TOGGLE_LIST	  3
74#define BDB_MODE_SUPPORT_LIST	  4
75#define BDB_GENERIC_MODE_TABLE	  5
76#define BDB_EXT_MMIO_REGS	  6
77#define BDB_SWF_IO		  7
78#define BDB_SWF_MMIO		  8
79#define BDB_DOT_CLOCK_TABLE	  9
80#define BDB_MODE_REMOVAL_TABLE	 10
81#define BDB_CHILD_DEVICE_TABLE	 11
82#define BDB_DRIVER_FEATURES	 12
83#define BDB_DRIVER_PERSISTENCE	 13
84#define BDB_EXT_TABLE_PTRS	 14
85#define BDB_DOT_CLOCK_OVERRIDE	 15
86#define BDB_DISPLAY_SELECT	 16
87/* 17 rsvd */
88#define BDB_DRIVER_ROTATION	 18
89#define BDB_DISPLAY_REMOVE	 19
90#define BDB_OEM_CUSTOM		 20
91#define BDB_EFP_LIST		 21 /* workarounds for VGA hsync/vsync */
92#define BDB_SDVO_LVDS_OPTIONS	 22
93#define BDB_SDVO_PANEL_DTDS	 23
94#define BDB_SDVO_LVDS_PNP_IDS	 24
95#define BDB_SDVO_LVDS_POWER_SEQ	 25
96#define BDB_TV_OPTIONS		 26
97#define BDB_EDP			 27
98#define BDB_LVDS_OPTIONS	 40
99#define BDB_LVDS_LFP_DATA_PTRS	 41
100#define BDB_LVDS_LFP_DATA	 42
101#define BDB_LVDS_BACKLIGHT	 43
102#define BDB_LVDS_POWER		 44
103#define BDB_SKIP		254 /* VBIOS private block, ignore */
104
105struct bdb_general_features {
106	/* bits 1 */
107	u8 panel_fitting:2;
108	u8 flexaim:1;
109	u8 msg_enable:1;
110	u8 clear_screen:3;
111	u8 color_flip:1;
112
113	/* bits 2 */
114	u8 download_ext_vbt:1;
115	u8 enable_ssc:1;
116	u8 ssc_freq:1;
117	u8 enable_lfp_on_override:1;
118	u8 disable_ssc_ddt:1;
119	u8 rsvd8:3; /* finish byte */
120
121	/* bits 3 */
122	u8 disable_smooth_vision:1;
123	u8 single_dvi:1;
124	u8 rsvd9:6; /* finish byte */
125
126	/* bits 4 */
127	u8 legacy_monitor_detect;
128
129	/* bits 5 */
130	u8 int_crt_support:1;
131	u8 int_tv_support:1;
132	u8 int_efp_support:1;
133	u8 dp_ssc_enb:1;	/* PCH attached eDP supports SSC */
134	u8 dp_ssc_freq:1;	/* SSC freq for PCH attached eDP */
135	u8 rsvd11:3; /* finish byte */
136} __attribute__((packed));
137
138/* pre-915 */
139#define GPIO_PIN_DVI_LVDS	0x03 /* "DVI/LVDS DDC GPIO pins" */
140#define GPIO_PIN_ADD_I2C	0x05 /* "ADDCARD I2C GPIO pins" */
141#define GPIO_PIN_ADD_DDC	0x04 /* "ADDCARD DDC GPIO pins" */
142#define GPIO_PIN_ADD_DDC_I2C	0x06 /* "ADDCARD DDC/I2C GPIO pins" */
143
144/* Pre 915 */
145#define DEVICE_TYPE_NONE	0x00
146#define DEVICE_TYPE_CRT		0x01
147#define DEVICE_TYPE_TV		0x09
148#define DEVICE_TYPE_EFP		0x12
149#define DEVICE_TYPE_LFP		0x22
150/* On 915+ */
151#define DEVICE_TYPE_CRT_DPMS		0x6001
152#define DEVICE_TYPE_CRT_DPMS_HOTPLUG	0x4001
153#define DEVICE_TYPE_TV_COMPOSITE	0x0209
154#define DEVICE_TYPE_TV_MACROVISION	0x0289
155#define DEVICE_TYPE_TV_RF_COMPOSITE	0x020c
156#define DEVICE_TYPE_TV_SVIDEO_COMPOSITE	0x0609
157#define DEVICE_TYPE_TV_SCART		0x0209
158#define DEVICE_TYPE_TV_CODEC_HOTPLUG_PWR 0x6009
159#define DEVICE_TYPE_EFP_HOTPLUG_PWR	0x6012
160#define DEVICE_TYPE_EFP_DVI_HOTPLUG_PWR	0x6052
161#define DEVICE_TYPE_EFP_DVI_I		0x6053
162#define DEVICE_TYPE_EFP_DVI_D_DUAL	0x6152
163#define DEVICE_TYPE_EFP_DVI_D_HDCP	0x60d2
164#define DEVICE_TYPE_OPENLDI_HOTPLUG_PWR	0x6062
165#define DEVICE_TYPE_OPENLDI_DUALPIX	0x6162
166#define DEVICE_TYPE_LFP_PANELLINK	0x5012
167#define DEVICE_TYPE_LFP_CMOS_PWR	0x5042
168#define DEVICE_TYPE_LFP_LVDS_PWR	0x5062
169#define DEVICE_TYPE_LFP_LVDS_DUAL	0x5162
170#define DEVICE_TYPE_LFP_LVDS_DUAL_HDCP	0x51e2
171
172#define DEVICE_CFG_NONE		0x00
173#define DEVICE_CFG_12BIT_DVOB	0x01
174#define DEVICE_CFG_12BIT_DVOC	0x02
175#define DEVICE_CFG_24BIT_DVOBC	0x09
176#define DEVICE_CFG_24BIT_DVOCB	0x0a
177#define DEVICE_CFG_DUAL_DVOB	0x11
178#define DEVICE_CFG_DUAL_DVOC	0x12
179#define DEVICE_CFG_DUAL_DVOBC	0x13
180#define DEVICE_CFG_DUAL_LINK_DVOBC	0x19
181#define DEVICE_CFG_DUAL_LINK_DVOCB	0x1a
182
183#define DEVICE_WIRE_NONE	0x00
184#define DEVICE_WIRE_DVOB	0x01
185#define DEVICE_WIRE_DVOC	0x02
186#define DEVICE_WIRE_DVOBC	0x03
187#define DEVICE_WIRE_DVOBB	0x05
188#define DEVICE_WIRE_DVOCC	0x06
189#define DEVICE_WIRE_DVOB_MASTER 0x0d
190#define DEVICE_WIRE_DVOC_MASTER 0x0e
191
192#define DEVICE_PORT_DVOA	0x00 /* none on 845+ */
193#define DEVICE_PORT_DVOB	0x01
194#define DEVICE_PORT_DVOC	0x02
195
196struct child_device_config {
197	u16 handle;
198	u16 device_type;
199	u8  device_id[10]; /* ascii string */
200	u16 addin_offset;
201	u8  dvo_port; /* See Device_PORT_* above */
202	u8  i2c_pin;
203	u8  slave_addr;
204	u8  ddc_pin;
205	u16 edid_ptr;
206	u8  dvo_cfg; /* See DEVICE_CFG_* above */
207	u8  dvo2_port;
208	u8  i2c2_pin;
209	u8  slave2_addr;
210	u8  ddc2_pin;
211	u8  capabilities;
212	u8  dvo_wiring;/* See DEVICE_WIRE_* above */
213	u8  dvo2_wiring;
214	u16 extended_type;
215	u8  dvo_function;
216} __attribute__((packed));
217
218
219struct bdb_general_definitions {
220	/* DDC GPIO */
221	u8 crt_ddc_gmbus_pin;
222
223	/* DPMS bits */
224	u8 dpms_acpi:1;
225	u8 skip_boot_crt_detect:1;
226	u8 dpms_aim:1;
227	u8 rsvd1:5; /* finish byte */
228
229	/* boot device bits */
230	u8 boot_display[2];
231	u8 child_dev_size;
232
233	/*
234	 * Device info:
235	 * If TV is present, it'll be at devices[0].
236	 * LVDS will be next, either devices[0] or [1], if present.
237	 * On some platforms the number of device is 6. But could be as few as
238	 * 4 if both TV and LVDS are missing.
239	 * And the device num is related with the size of general definition
240	 * block. It is obtained by using the following formula:
241	 * number = (block_size - sizeof(bdb_general_definitions))/
242	 *	     sizeof(child_device_config);
243	 */
244	struct child_device_config devices[0];
245};
246
247struct bdb_lvds_options {
248	u8 panel_type;
249	u8 rsvd1;
250	/* LVDS capabilities, stored in a dword */
251	u8 pfit_mode:2;
252	u8 pfit_text_mode_enhanced:1;
253	u8 pfit_gfx_mode_enhanced:1;
254	u8 pfit_ratio_auto:1;
255	u8 pixel_dither:1;
256	u8 lvds_edid:1;
257	u8 rsvd2:1;
258	u8 rsvd4;
259} __attribute__((packed));
260
261struct bdb_lvds_backlight {
262	u8 type:2;
263	u8 pol:1;
264	u8 gpio:3;
265	u8 gmbus:2;
266	u16 freq;
267	u8 minbrightness;
268	u8 i2caddr;
269	u8 brightnesscmd;
270	/*FIXME: more...*/
271} __attribute__((packed));
272
273/* LFP pointer table contains entries to the struct below */
274struct bdb_lvds_lfp_data_ptr {
275	u16 fp_timing_offset; /* offsets are from start of bdb */
276	u8 fp_table_size;
277	u16 dvo_timing_offset;
278	u8 dvo_table_size;
279	u16 panel_pnp_id_offset;
280	u8 pnp_table_size;
281} __attribute__((packed));
282
283struct bdb_lvds_lfp_data_ptrs {
284	u8 lvds_entries; /* followed by one or more lvds_data_ptr structs */
285	struct bdb_lvds_lfp_data_ptr ptr[16];
286} __attribute__((packed));
287
288/* LFP data has 3 blocks per entry */
289struct lvds_fp_timing {
290	u16 x_res;
291	u16 y_res;
292	u32 lvds_reg;
293	u32 lvds_reg_val;
294	u32 pp_on_reg;
295	u32 pp_on_reg_val;
296	u32 pp_off_reg;
297	u32 pp_off_reg_val;
298	u32 pp_cycle_reg;
299	u32 pp_cycle_reg_val;
300	u32 pfit_reg;
301	u32 pfit_reg_val;
302	u16 terminator;
303} __attribute__((packed));
304
305struct lvds_dvo_timing {
306	u16 clock;		/**< In 10khz */
307	u8 hactive_lo;
308	u8 hblank_lo;
309	u8 hblank_hi:4;
310	u8 hactive_hi:4;
311	u8 vactive_lo;
312	u8 vblank_lo;
313	u8 vblank_hi:4;
314	u8 vactive_hi:4;
315	u8 hsync_off_lo;
316	u8 hsync_pulse_width;
317	u8 vsync_pulse_width:4;
318	u8 vsync_off:4;
319	u8 rsvd0:6;
320	u8 hsync_off_hi:2;
321	u8 h_image;
322	u8 v_image;
323	u8 max_hv;
324	u8 h_border;
325	u8 v_border;
326	u8 rsvd1:3;
327	u8 digital:2;
328	u8 vsync_positive:1;
329	u8 hsync_positive:1;
330	u8 rsvd2:1;
331} __attribute__((packed));
332
333struct lvds_pnp_id {
334	u16 mfg_name;
335	u16 product_code;
336	u32 serial;
337	u8 mfg_week;
338	u8 mfg_year;
339} __attribute__((packed));
340
341struct bdb_lvds_lfp_data_entry {
342	struct lvds_fp_timing fp_timing;
343	struct lvds_dvo_timing dvo_timing;
344	struct lvds_pnp_id pnp_id;
345} __attribute__((packed));
346
347struct bdb_lvds_lfp_data {
348	struct bdb_lvds_lfp_data_entry data[16];
349} __attribute__((packed));
350
351struct aimdb_header {
352	char signature[16];
353	char oem_device[20];
354	u16 aimdb_version;
355	u16 aimdb_header_size;
356	u16 aimdb_size;
357} __attribute__((packed));
358
359struct aimdb_block {
360	u8 aimdb_id;
361	u16 aimdb_size;
362} __attribute__((packed));
363
364struct vch_panel_data {
365	u16 fp_timing_offset;
366	u8 fp_timing_size;
367	u16 dvo_timing_offset;
368	u8 dvo_timing_size;
369	u16 text_fitting_offset;
370	u8 text_fitting_size;
371	u16 graphics_fitting_offset;
372	u8 graphics_fitting_size;
373} __attribute__((packed));
374
375struct vch_bdb_22 {
376	struct aimdb_block aimdb_block;
377	struct vch_panel_data panels[16];
378} __attribute__((packed));
379
380struct bdb_sdvo_lvds_options {
381	u8 panel_backlight;
382	u8 h40_set_panel_type;
383	u8 panel_type;
384	u8 ssc_clk_freq;
385	u16 als_low_trip;
386	u16 als_high_trip;
387	u8 sclalarcoeff_tab_row_num;
388	u8 sclalarcoeff_tab_row_size;
389	u8 coefficient[8];
390	u8 panel_misc_bits_1;
391	u8 panel_misc_bits_2;
392	u8 panel_misc_bits_3;
393	u8 panel_misc_bits_4;
394} __attribute__((packed));
395
396#define BDB_DRIVER_FEATURE_NO_LVDS		0
397#define BDB_DRIVER_FEATURE_INT_LVDS		1
398#define BDB_DRIVER_FEATURE_SDVO_LVDS		2
399#define BDB_DRIVER_FEATURE_EDP			3
400
401struct bdb_driver_features {
402	u8 boot_dev_algorithm:1;
403	u8 block_display_switch:1;
404	u8 allow_display_switch:1;
405	u8 hotplug_dvo:1;
406	u8 dual_view_zoom:1;
407	u8 int15h_hook:1;
408	u8 sprite_in_clone:1;
409	u8 primary_lfp_id:1;
410
411	u16 boot_mode_x;
412	u16 boot_mode_y;
413	u8 boot_mode_bpp;
414	u8 boot_mode_refresh;
415
416	u16 enable_lfp_primary:1;
417	u16 selective_mode_pruning:1;
418	u16 dual_frequency:1;
419	u16 render_clock_freq:1; /* 0: high freq; 1: low freq */
420	u16 nt_clone_support:1;
421	u16 power_scheme_ui:1; /* 0: CUI; 1: 3rd party */
422	u16 sprite_display_assign:1; /* 0: secondary; 1: primary */
423	u16 cui_aspect_scaling:1;
424	u16 preserve_aspect_ratio:1;
425	u16 sdvo_device_power_down:1;
426	u16 crt_hotplug:1;
427	u16 lvds_config:2;
428	u16 tv_hotplug:1;
429	u16 hdmi_config:2;
430
431	u8 static_display:1;
432	u8 reserved2:7;
433	u16 legacy_crt_max_x;
434	u16 legacy_crt_max_y;
435	u8 legacy_crt_max_refresh;
436
437	u8 hdmi_termination;
438	u8 custom_vbt_version;
439} __attribute__((packed));
440
441#define EDP_18BPP	0
442#define EDP_24BPP	1
443#define EDP_30BPP	2
444#define EDP_RATE_1_62	0
445#define EDP_RATE_2_7	1
446#define EDP_LANE_1	0
447#define EDP_LANE_2	1
448#define EDP_LANE_4	3
449#define EDP_PREEMPHASIS_NONE	0
450#define EDP_PREEMPHASIS_3_5dB	1
451#define EDP_PREEMPHASIS_6dB	2
452#define EDP_PREEMPHASIS_9_5dB	3
453#define EDP_VSWING_0_4V		0
454#define EDP_VSWING_0_6V		1
455#define EDP_VSWING_0_8V		2
456#define EDP_VSWING_1_2V		3
457
458struct edp_power_seq {
459	u16 t1_t3;
460	u16 t8;
461	u16 t9;
462	u16 t10;
463	u16 t11_t12;
464} __attribute__ ((packed));
465
466struct edp_link_params {
467	u8 rate:4;
468	u8 lanes:4;
469	u8 preemphasis:4;
470	u8 vswing:4;
471} __attribute__ ((packed));
472
473struct bdb_edp {
474	struct edp_power_seq power_seqs[16];
475	u32 color_depth;
476	u32 sdrrs_msa_timing_delay;
477	struct edp_link_params link_params[16];
478} __attribute__ ((packed));
479
480extern int psb_intel_init_bios(struct drm_device *dev);
481extern void psb_intel_destroy_bios(struct drm_device *dev);
482
483/*
484 * Driver<->VBIOS interaction occurs through scratch bits in
485 * GR18 & SWF*.
486 */
487
488/* GR18 bits are set on display switch and hotkey events */
489#define GR18_DRIVER_SWITCH_EN	(1<<7) /* 0: VBIOS control, 1: driver control */
490#define GR18_HOTKEY_MASK	0x78 /* See also SWF4 15:0 */
491#define   GR18_HK_NONE		(0x0<<3)
492#define   GR18_HK_LFP_STRETCH	(0x1<<3)
493#define   GR18_HK_TOGGLE_DISP	(0x2<<3)
494#define   GR18_HK_DISP_SWITCH	(0x4<<3) /* see SWF14 15:0 for what to enable */
495#define   GR18_HK_POPUP_DISABLED (0x6<<3)
496#define   GR18_HK_POPUP_ENABLED	(0x7<<3)
497#define   GR18_HK_PFIT		(0x8<<3)
498#define   GR18_HK_APM_CHANGE	(0xa<<3)
499#define   GR18_HK_MULTIPLE	(0xc<<3)
500#define GR18_USER_INT_EN	(1<<2)
501#define GR18_A0000_FLUSH_EN	(1<<1)
502#define GR18_SMM_EN		(1<<0)
503
504/* Set by driver, cleared by VBIOS */
505#define SWF00_YRES_SHIFT	16
506#define SWF00_XRES_SHIFT	0
507#define SWF00_RES_MASK		0xffff
508
509/* Set by VBIOS at boot time and driver at runtime */
510#define SWF01_TV2_FORMAT_SHIFT	8
511#define SWF01_TV1_FORMAT_SHIFT	0
512#define SWF01_TV_FORMAT_MASK	0xffff
513
514#define SWF10_VBIOS_BLC_I2C_EN	(1<<29)
515#define SWF10_GTT_OVERRIDE_EN	(1<<28)
516#define SWF10_LFP_DPMS_OVR	(1<<27) /* override DPMS on display switch */
517#define SWF10_ACTIVE_TOGGLE_LIST_MASK (7<<24)
518#define   SWF10_OLD_TOGGLE	0x0
519#define   SWF10_TOGGLE_LIST_1	0x1
520#define   SWF10_TOGGLE_LIST_2	0x2
521#define   SWF10_TOGGLE_LIST_3	0x3
522#define   SWF10_TOGGLE_LIST_4	0x4
523#define SWF10_PANNING_EN	(1<<23)
524#define SWF10_DRIVER_LOADED	(1<<22)
525#define SWF10_EXTENDED_DESKTOP	(1<<21)
526#define SWF10_EXCLUSIVE_MODE	(1<<20)
527#define SWF10_OVERLAY_EN	(1<<19)
528#define SWF10_PLANEB_HOLDOFF	(1<<18)
529#define SWF10_PLANEA_HOLDOFF	(1<<17)
530#define SWF10_VGA_HOLDOFF	(1<<16)
531#define SWF10_ACTIVE_DISP_MASK	0xffff
532#define   SWF10_PIPEB_LFP2	(1<<15)
533#define   SWF10_PIPEB_EFP2	(1<<14)
534#define   SWF10_PIPEB_TV2	(1<<13)
535#define   SWF10_PIPEB_CRT2	(1<<12)
536#define   SWF10_PIPEB_LFP	(1<<11)
537#define   SWF10_PIPEB_EFP	(1<<10)
538#define   SWF10_PIPEB_TV	(1<<9)
539#define   SWF10_PIPEB_CRT	(1<<8)
540#define   SWF10_PIPEA_LFP2	(1<<7)
541#define   SWF10_PIPEA_EFP2	(1<<6)
542#define   SWF10_PIPEA_TV2	(1<<5)
543#define   SWF10_PIPEA_CRT2	(1<<4)
544#define   SWF10_PIPEA_LFP	(1<<3)
545#define   SWF10_PIPEA_EFP	(1<<2)
546#define   SWF10_PIPEA_TV	(1<<1)
547#define   SWF10_PIPEA_CRT	(1<<0)
548
549#define SWF11_MEMORY_SIZE_SHIFT	16
550#define SWF11_SV_TEST_EN	(1<<15)
551#define SWF11_IS_AGP		(1<<14)
552#define SWF11_DISPLAY_HOLDOFF	(1<<13)
553#define SWF11_DPMS_REDUCED	(1<<12)
554#define SWF11_IS_VBE_MODE	(1<<11)
555#define SWF11_PIPEB_ACCESS	(1<<10) /* 0 here means pipe a */
556#define SWF11_DPMS_MASK		0x07
557#define   SWF11_DPMS_OFF	(1<<2)
558#define   SWF11_DPMS_SUSPEND	(1<<1)
559#define   SWF11_DPMS_STANDBY	(1<<0)
560#define   SWF11_DPMS_ON		0
561
562#define SWF14_GFX_PFIT_EN	(1<<31)
563#define SWF14_TEXT_PFIT_EN	(1<<30)
564#define SWF14_LID_STATUS_CLOSED	(1<<29) /* 0 here means open */
565#define SWF14_POPUP_EN		(1<<28)
566#define SWF14_DISPLAY_HOLDOFF	(1<<27)
567#define SWF14_DISP_DETECT_EN	(1<<26)
568#define SWF14_DOCKING_STATUS_DOCKED (1<<25) /* 0 here means undocked */
569#define SWF14_DRIVER_STATUS	(1<<24)
570#define SWF14_OS_TYPE_WIN9X	(1<<23)
571#define SWF14_OS_TYPE_WINNT	(1<<22)
572/* 21:19 rsvd */
573#define SWF14_PM_TYPE_MASK	0x00070000
574#define   SWF14_PM_ACPI_VIDEO	(0x4 << 16)
575#define   SWF14_PM_ACPI		(0x3 << 16)
576#define   SWF14_PM_APM_12	(0x2 << 16)
577#define   SWF14_PM_APM_11	(0x1 << 16)
578#define SWF14_HK_REQUEST_MASK	0x0000ffff /* see GR18 6:3 for event type */
579	  /* if GR18 indicates a display switch */
580#define   SWF14_DS_PIPEB_LFP2_EN (1<<15)
581#define   SWF14_DS_PIPEB_EFP2_EN (1<<14)
582#define   SWF14_DS_PIPEB_TV2_EN  (1<<13)
583#define   SWF14_DS_PIPEB_CRT2_EN (1<<12)
584#define   SWF14_DS_PIPEB_LFP_EN  (1<<11)
585#define   SWF14_DS_PIPEB_EFP_EN  (1<<10)
586#define   SWF14_DS_PIPEB_TV_EN	 (1<<9)
587#define   SWF14_DS_PIPEB_CRT_EN  (1<<8)
588#define   SWF14_DS_PIPEA_LFP2_EN (1<<7)
589#define   SWF14_DS_PIPEA_EFP2_EN (1<<6)
590#define   SWF14_DS_PIPEA_TV2_EN  (1<<5)
591#define   SWF14_DS_PIPEA_CRT2_EN (1<<4)
592#define   SWF14_DS_PIPEA_LFP_EN  (1<<3)
593#define   SWF14_DS_PIPEA_EFP_EN  (1<<2)
594#define   SWF14_DS_PIPEA_TV_EN	 (1<<1)
595#define   SWF14_DS_PIPEA_CRT_EN  (1<<0)
596	  /* if GR18 indicates a panel fitting request */
597#define   SWF14_PFIT_EN		(1<<0) /* 0 means disable */
598	  /* if GR18 indicates an APM change request */
599#define   SWF14_APM_HIBERNATE	0x4
600#define   SWF14_APM_SUSPEND	0x3
601#define   SWF14_APM_STANDBY	0x1
602#define   SWF14_APM_RESTORE	0x0
603
604/* Add the device class for LFP, TV, HDMI */
605#define	 DEVICE_TYPE_INT_LFP	0x1022
606#define	 DEVICE_TYPE_INT_TV	0x1009
607#define	 DEVICE_TYPE_HDMI	0x60D2
608#define	 DEVICE_TYPE_DP		0x68C6
609#define	 DEVICE_TYPE_eDP	0x78C6
610
611/* define the DVO port for HDMI output type */
612#define		DVO_B		1
613#define		DVO_C		2
614#define		DVO_D		3
615
616/* define the PORT for DP output type */
617#define		PORT_IDPB	7
618#define		PORT_IDPC	8
619#define		PORT_IDPD	9
620
621#endif /* _INTEL_BIOS_H_ */
622