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 _I830_BIOS_H_
23 #define _I830_BIOS_H_
24 
25 #include <drm/drmP.h>
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 } __attribute__((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 } __attribute__((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_LVDS_OPTIONS	 40
97 #define BDB_LVDS_LFP_DATA_PTRS	 41
98 #define BDB_LVDS_LFP_DATA	 42
99 #define BDB_LVDS_BACKLIGHT	 43
100 #define BDB_LVDS_POWER		 44
101 #define BDB_SKIP		254 /* VBIOS private block, ignore */
102 
103 struct bdb_general_features {
104 	/* bits 1 */
105 	u8 panel_fitting:2;
106 	u8 flexaim:1;
107 	u8 msg_enable:1;
108 	u8 clear_screen:3;
109 	u8 color_flip:1;
110 
111 	/* bits 2 */
112 	u8 download_ext_vbt:1;
113 	u8 enable_ssc:1;
114 	u8 ssc_freq:1;
115 	u8 enable_lfp_on_override:1;
116 	u8 disable_ssc_ddt:1;
117 	u8 rsvd8:3; /* finish byte */
118 
119 	/* bits 3 */
120 	u8 disable_smooth_vision:1;
121 	u8 single_dvi:1;
122 	u8 rsvd9:6; /* finish byte */
123 
124 	/* bits 4 */
125 	u8 legacy_monitor_detect;
126 
127 	/* bits 5 */
128 	u8 int_crt_support:1;
129 	u8 int_tv_support:1;
130 	u8 int_efp_support:1;
131 	u8 dp_ssc_enb:1;	/* PCH attached eDP supports SSC */
132 	u8 dp_ssc_freq:1;	/* SSC freq for PCH attached eDP */
133 	u8 rsvd11:3; /* finish byte */
134 } __attribute__((packed));
135 
136 /* pre-915 */
137 #define GPIO_PIN_DVI_LVDS	0x03 /* "DVI/LVDS DDC GPIO pins" */
138 #define GPIO_PIN_ADD_I2C	0x05 /* "ADDCARD I2C GPIO pins" */
139 #define GPIO_PIN_ADD_DDC	0x04 /* "ADDCARD DDC GPIO pins" */
140 #define GPIO_PIN_ADD_DDC_I2C	0x06 /* "ADDCARD DDC/I2C GPIO pins" */
141 
142 /* Pre 915 */
143 #define DEVICE_TYPE_NONE	0x00
144 #define DEVICE_TYPE_CRT		0x01
145 #define DEVICE_TYPE_TV		0x09
146 #define DEVICE_TYPE_EFP		0x12
147 #define DEVICE_TYPE_LFP		0x22
148 /* On 915+ */
149 #define DEVICE_TYPE_CRT_DPMS		0x6001
150 #define DEVICE_TYPE_CRT_DPMS_HOTPLUG	0x4001
151 #define DEVICE_TYPE_TV_COMPOSITE	0x0209
152 #define DEVICE_TYPE_TV_MACROVISION	0x0289
153 #define DEVICE_TYPE_TV_RF_COMPOSITE	0x020c
154 #define DEVICE_TYPE_TV_SVIDEO_COMPOSITE	0x0609
155 #define DEVICE_TYPE_TV_SCART		0x0209
156 #define DEVICE_TYPE_TV_CODEC_HOTPLUG_PWR 0x6009
157 #define DEVICE_TYPE_EFP_HOTPLUG_PWR	0x6012
158 #define DEVICE_TYPE_EFP_DVI_HOTPLUG_PWR	0x6052
159 #define DEVICE_TYPE_EFP_DVI_I		0x6053
160 #define DEVICE_TYPE_EFP_DVI_D_DUAL	0x6152
161 #define DEVICE_TYPE_EFP_DVI_D_HDCP	0x60d2
162 #define DEVICE_TYPE_OPENLDI_HOTPLUG_PWR	0x6062
163 #define DEVICE_TYPE_OPENLDI_DUALPIX	0x6162
164 #define DEVICE_TYPE_LFP_PANELLINK	0x5012
165 #define DEVICE_TYPE_LFP_CMOS_PWR	0x5042
166 #define DEVICE_TYPE_LFP_LVDS_PWR	0x5062
167 #define DEVICE_TYPE_LFP_LVDS_DUAL	0x5162
168 #define DEVICE_TYPE_LFP_LVDS_DUAL_HDCP	0x51e2
169 
170 #define DEVICE_CFG_NONE		0x00
171 #define DEVICE_CFG_12BIT_DVOB	0x01
172 #define DEVICE_CFG_12BIT_DVOC	0x02
173 #define DEVICE_CFG_24BIT_DVOBC	0x09
174 #define DEVICE_CFG_24BIT_DVOCB	0x0a
175 #define DEVICE_CFG_DUAL_DVOB	0x11
176 #define DEVICE_CFG_DUAL_DVOC	0x12
177 #define DEVICE_CFG_DUAL_DVOBC	0x13
178 #define DEVICE_CFG_DUAL_LINK_DVOBC	0x19
179 #define DEVICE_CFG_DUAL_LINK_DVOCB	0x1a
180 
181 #define DEVICE_WIRE_NONE	0x00
182 #define DEVICE_WIRE_DVOB	0x01
183 #define DEVICE_WIRE_DVOC	0x02
184 #define DEVICE_WIRE_DVOBC	0x03
185 #define DEVICE_WIRE_DVOBB	0x05
186 #define DEVICE_WIRE_DVOCC	0x06
187 #define DEVICE_WIRE_DVOB_MASTER 0x0d
188 #define DEVICE_WIRE_DVOC_MASTER 0x0e
189 
190 #define DEVICE_PORT_DVOA	0x00 /* none on 845+ */
191 #define DEVICE_PORT_DVOB	0x01
192 #define DEVICE_PORT_DVOC	0x02
193 
194 struct child_device_config {
195 	u16 handle;
196 	u16 device_type;
197 	u8  device_id[10]; /* ascii string */
198 	u16 addin_offset;
199 	u8  dvo_port; /* See Device_PORT_* above */
200 	u8  i2c_pin;
201 	u8  slave_addr;
202 	u8  ddc_pin;
203 	u16 edid_ptr;
204 	u8  dvo_cfg; /* See DEVICE_CFG_* above */
205 	u8  dvo2_port;
206 	u8  i2c2_pin;
207 	u8  slave2_addr;
208 	u8  ddc2_pin;
209 	u8  capabilities;
210 	u8  dvo_wiring;/* See DEVICE_WIRE_* above */
211 	u8  dvo2_wiring;
212 	u16 extended_type;
213 	u8  dvo_function;
214 } __attribute__((packed));
215 
216 
217 struct bdb_general_definitions {
218 	/* DDC GPIO */
219 	u8 crt_ddc_gmbus_pin;
220 
221 	/* DPMS bits */
222 	u8 dpms_acpi:1;
223 	u8 skip_boot_crt_detect:1;
224 	u8 dpms_aim:1;
225 	u8 rsvd1:5; /* finish byte */
226 
227 	/* boot device bits */
228 	u8 boot_display[2];
229 	u8 child_dev_size;
230 
231 	/*
232 	 * Device info:
233 	 * If TV is present, it'll be at devices[0].
234 	 * LVDS will be next, either devices[0] or [1], if present.
235 	 * On some platforms the number of device is 6. But could be as few as
236 	 * 4 if both TV and LVDS are missing.
237 	 * And the device num is related with the size of general definition
238 	 * block. It is obtained by using the following formula:
239 	 * number = (block_size - sizeof(bdb_general_definitions))/
240 	 *	     sizeof(child_device_config);
241 	 */
242 	struct child_device_config devices[0];
243 };
244 
245 struct bdb_lvds_options {
246 	u8 panel_type;
247 	u8 rsvd1;
248 	/* LVDS capabilities, stored in a dword */
249 	u8 pfit_mode:2;
250 	u8 pfit_text_mode_enhanced:1;
251 	u8 pfit_gfx_mode_enhanced:1;
252 	u8 pfit_ratio_auto:1;
253 	u8 pixel_dither:1;
254 	u8 lvds_edid:1;
255 	u8 rsvd2:1;
256 	u8 rsvd4;
257 } __attribute__((packed));
258 
259 struct bdb_lvds_backlight {
260 	u8 type:2;
261 	u8 pol:1;
262 	u8 gpio:3;
263 	u8 gmbus:2;
264 	u16 freq;
265 	u8 minbrightness;
266 	u8 i2caddr;
267 	u8 brightnesscmd;
268 	/*FIXME: more...*/
269 } __attribute__((packed));
270 
271 /* LFP pointer table contains entries to the struct below */
272 struct bdb_lvds_lfp_data_ptr {
273 	u16 fp_timing_offset; /* offsets are from start of bdb */
274 	u8 fp_table_size;
275 	u16 dvo_timing_offset;
276 	u8 dvo_table_size;
277 	u16 panel_pnp_id_offset;
278 	u8 pnp_table_size;
279 } __attribute__((packed));
280 
281 struct bdb_lvds_lfp_data_ptrs {
282 	u8 lvds_entries; /* followed by one or more lvds_data_ptr structs */
283 	struct bdb_lvds_lfp_data_ptr ptr[16];
284 } __attribute__((packed));
285 
286 /* LFP data has 3 blocks per entry */
287 struct lvds_fp_timing {
288 	u16 x_res;
289 	u16 y_res;
290 	u32 lvds_reg;
291 	u32 lvds_reg_val;
292 	u32 pp_on_reg;
293 	u32 pp_on_reg_val;
294 	u32 pp_off_reg;
295 	u32 pp_off_reg_val;
296 	u32 pp_cycle_reg;
297 	u32 pp_cycle_reg_val;
298 	u32 pfit_reg;
299 	u32 pfit_reg_val;
300 	u16 terminator;
301 } __attribute__((packed));
302 
303 struct lvds_dvo_timing {
304 	u16 clock;		/**< In 10khz */
305 	u8 hactive_lo;
306 	u8 hblank_lo;
307 	u8 hblank_hi:4;
308 	u8 hactive_hi:4;
309 	u8 vactive_lo;
310 	u8 vblank_lo;
311 	u8 vblank_hi:4;
312 	u8 vactive_hi:4;
313 	u8 hsync_off_lo;
314 	u8 hsync_pulse_width;
315 	u8 vsync_pulse_width:4;
316 	u8 vsync_off:4;
317 	u8 rsvd0:6;
318 	u8 hsync_off_hi:2;
319 	u8 h_image;
320 	u8 v_image;
321 	u8 max_hv;
322 	u8 h_border;
323 	u8 v_border;
324 	u8 rsvd1:3;
325 	u8 digital:2;
326 	u8 vsync_positive:1;
327 	u8 hsync_positive:1;
328 	u8 rsvd2:1;
329 } __attribute__((packed));
330 
331 struct lvds_pnp_id {
332 	u16 mfg_name;
333 	u16 product_code;
334 	u32 serial;
335 	u8 mfg_week;
336 	u8 mfg_year;
337 } __attribute__((packed));
338 
339 struct bdb_lvds_lfp_data_entry {
340 	struct lvds_fp_timing fp_timing;
341 	struct lvds_dvo_timing dvo_timing;
342 	struct lvds_pnp_id pnp_id;
343 } __attribute__((packed));
344 
345 struct bdb_lvds_lfp_data {
346 	struct bdb_lvds_lfp_data_entry data[16];
347 } __attribute__((packed));
348 
349 struct aimdb_header {
350 	char signature[16];
351 	char oem_device[20];
352 	u16 aimdb_version;
353 	u16 aimdb_header_size;
354 	u16 aimdb_size;
355 } __attribute__((packed));
356 
357 struct aimdb_block {
358 	u8 aimdb_id;
359 	u16 aimdb_size;
360 } __attribute__((packed));
361 
362 struct vch_panel_data {
363 	u16 fp_timing_offset;
364 	u8 fp_timing_size;
365 	u16 dvo_timing_offset;
366 	u8 dvo_timing_size;
367 	u16 text_fitting_offset;
368 	u8 text_fitting_size;
369 	u16 graphics_fitting_offset;
370 	u8 graphics_fitting_size;
371 } __attribute__((packed));
372 
373 struct vch_bdb_22 {
374 	struct aimdb_block aimdb_block;
375 	struct vch_panel_data panels[16];
376 } __attribute__((packed));
377 
378 struct bdb_sdvo_lvds_options {
379 	u8 panel_backlight;
380 	u8 h40_set_panel_type;
381 	u8 panel_type;
382 	u8 ssc_clk_freq;
383 	u16 als_low_trip;
384 	u16 als_high_trip;
385 	u8 sclalarcoeff_tab_row_num;
386 	u8 sclalarcoeff_tab_row_size;
387 	u8 coefficient[8];
388 	u8 panel_misc_bits_1;
389 	u8 panel_misc_bits_2;
390 	u8 panel_misc_bits_3;
391 	u8 panel_misc_bits_4;
392 } __attribute__((packed));
393 
394 struct bdb_driver_features {
395 	u8 boot_dev_algorithm:1;
396 	u8 block_display_switch:1;
397 	u8 allow_display_switch:1;
398 	u8 hotplug_dvo:1;
399 	u8 dual_view_zoom:1;
400 	u8 int15h_hook:1;
401 	u8 sprite_in_clone:1;
402 	u8 primary_lfp_id:1;
403 
404 	u16 boot_mode_x;
405 	u16 boot_mode_y;
406 	u8 boot_mode_bpp;
407 	u8 boot_mode_refresh;
408 
409 	u16 enable_lfp_primary:1;
410 	u16 selective_mode_pruning:1;
411 	u16 dual_frequency:1;
412 	u16 render_clock_freq:1; /* 0: high freq; 1: low freq */
413 	u16 nt_clone_support:1;
414 	u16 power_scheme_ui:1; /* 0: CUI; 1: 3rd party */
415 	u16 sprite_display_assign:1; /* 0: secondary; 1: primary */
416 	u16 cui_aspect_scaling:1;
417 	u16 preserve_aspect_ratio:1;
418 	u16 sdvo_device_power_down:1;
419 	u16 crt_hotplug:1;
420 	u16 lvds_config:2;
421 	u16 tv_hotplug:1;
422 	u16 hdmi_config:2;
423 
424 	u8 static_display:1;
425 	u8 reserved2:7;
426 	u16 legacy_crt_max_x;
427 	u16 legacy_crt_max_y;
428 	u8 legacy_crt_max_refresh;
429 
430 	u8 hdmi_termination;
431 	u8 custom_vbt_version;
432 } __attribute__((packed));
433 
434 extern int psb_intel_init_bios(struct drm_device *dev);
435 extern void psb_intel_destroy_bios(struct drm_device *dev);
436 
437 /*
438  * Driver<->VBIOS interaction occurs through scratch bits in
439  * GR18 & SWF*.
440  */
441 
442 /* GR18 bits are set on display switch and hotkey events */
443 #define GR18_DRIVER_SWITCH_EN	(1<<7) /* 0: VBIOS control, 1: driver control */
444 #define GR18_HOTKEY_MASK	0x78 /* See also SWF4 15:0 */
445 #define   GR18_HK_NONE		(0x0<<3)
446 #define   GR18_HK_LFP_STRETCH	(0x1<<3)
447 #define   GR18_HK_TOGGLE_DISP	(0x2<<3)
448 #define   GR18_HK_DISP_SWITCH	(0x4<<3) /* see SWF14 15:0 for what to enable */
449 #define   GR18_HK_POPUP_DISABLED (0x6<<3)
450 #define   GR18_HK_POPUP_ENABLED	(0x7<<3)
451 #define   GR18_HK_PFIT		(0x8<<3)
452 #define   GR18_HK_APM_CHANGE	(0xa<<3)
453 #define   GR18_HK_MULTIPLE	(0xc<<3)
454 #define GR18_USER_INT_EN	(1<<2)
455 #define GR18_A0000_FLUSH_EN	(1<<1)
456 #define GR18_SMM_EN		(1<<0)
457 
458 /* Set by driver, cleared by VBIOS */
459 #define SWF00_YRES_SHIFT	16
460 #define SWF00_XRES_SHIFT	0
461 #define SWF00_RES_MASK		0xffff
462 
463 /* Set by VBIOS at boot time and driver at runtime */
464 #define SWF01_TV2_FORMAT_SHIFT	8
465 #define SWF01_TV1_FORMAT_SHIFT	0
466 #define SWF01_TV_FORMAT_MASK	0xffff
467 
468 #define SWF10_VBIOS_BLC_I2C_EN	(1<<29)
469 #define SWF10_GTT_OVERRIDE_EN	(1<<28)
470 #define SWF10_LFP_DPMS_OVR	(1<<27) /* override DPMS on display switch */
471 #define SWF10_ACTIVE_TOGGLE_LIST_MASK (7<<24)
472 #define   SWF10_OLD_TOGGLE	0x0
473 #define   SWF10_TOGGLE_LIST_1	0x1
474 #define   SWF10_TOGGLE_LIST_2	0x2
475 #define   SWF10_TOGGLE_LIST_3	0x3
476 #define   SWF10_TOGGLE_LIST_4	0x4
477 #define SWF10_PANNING_EN	(1<<23)
478 #define SWF10_DRIVER_LOADED	(1<<22)
479 #define SWF10_EXTENDED_DESKTOP	(1<<21)
480 #define SWF10_EXCLUSIVE_MODE	(1<<20)
481 #define SWF10_OVERLAY_EN	(1<<19)
482 #define SWF10_PLANEB_HOLDOFF	(1<<18)
483 #define SWF10_PLANEA_HOLDOFF	(1<<17)
484 #define SWF10_VGA_HOLDOFF	(1<<16)
485 #define SWF10_ACTIVE_DISP_MASK	0xffff
486 #define   SWF10_PIPEB_LFP2	(1<<15)
487 #define   SWF10_PIPEB_EFP2	(1<<14)
488 #define   SWF10_PIPEB_TV2	(1<<13)
489 #define   SWF10_PIPEB_CRT2	(1<<12)
490 #define   SWF10_PIPEB_LFP	(1<<11)
491 #define   SWF10_PIPEB_EFP	(1<<10)
492 #define   SWF10_PIPEB_TV	(1<<9)
493 #define   SWF10_PIPEB_CRT	(1<<8)
494 #define   SWF10_PIPEA_LFP2	(1<<7)
495 #define   SWF10_PIPEA_EFP2	(1<<6)
496 #define   SWF10_PIPEA_TV2	(1<<5)
497 #define   SWF10_PIPEA_CRT2	(1<<4)
498 #define   SWF10_PIPEA_LFP	(1<<3)
499 #define   SWF10_PIPEA_EFP	(1<<2)
500 #define   SWF10_PIPEA_TV	(1<<1)
501 #define   SWF10_PIPEA_CRT	(1<<0)
502 
503 #define SWF11_MEMORY_SIZE_SHIFT	16
504 #define SWF11_SV_TEST_EN	(1<<15)
505 #define SWF11_IS_AGP		(1<<14)
506 #define SWF11_DISPLAY_HOLDOFF	(1<<13)
507 #define SWF11_DPMS_REDUCED	(1<<12)
508 #define SWF11_IS_VBE_MODE	(1<<11)
509 #define SWF11_PIPEB_ACCESS	(1<<10) /* 0 here means pipe a */
510 #define SWF11_DPMS_MASK		0x07
511 #define   SWF11_DPMS_OFF	(1<<2)
512 #define   SWF11_DPMS_SUSPEND	(1<<1)
513 #define   SWF11_DPMS_STANDBY	(1<<0)
514 #define   SWF11_DPMS_ON		0
515 
516 #define SWF14_GFX_PFIT_EN	(1<<31)
517 #define SWF14_TEXT_PFIT_EN	(1<<30)
518 #define SWF14_LID_STATUS_CLOSED	(1<<29) /* 0 here means open */
519 #define SWF14_POPUP_EN		(1<<28)
520 #define SWF14_DISPLAY_HOLDOFF	(1<<27)
521 #define SWF14_DISP_DETECT_EN	(1<<26)
522 #define SWF14_DOCKING_STATUS_DOCKED (1<<25) /* 0 here means undocked */
523 #define SWF14_DRIVER_STATUS	(1<<24)
524 #define SWF14_OS_TYPE_WIN9X	(1<<23)
525 #define SWF14_OS_TYPE_WINNT	(1<<22)
526 /* 21:19 rsvd */
527 #define SWF14_PM_TYPE_MASK	0x00070000
528 #define   SWF14_PM_ACPI_VIDEO	(0x4 << 16)
529 #define   SWF14_PM_ACPI		(0x3 << 16)
530 #define   SWF14_PM_APM_12	(0x2 << 16)
531 #define   SWF14_PM_APM_11	(0x1 << 16)
532 #define SWF14_HK_REQUEST_MASK	0x0000ffff /* see GR18 6:3 for event type */
533 	  /* if GR18 indicates a display switch */
534 #define   SWF14_DS_PIPEB_LFP2_EN (1<<15)
535 #define   SWF14_DS_PIPEB_EFP2_EN (1<<14)
536 #define   SWF14_DS_PIPEB_TV2_EN  (1<<13)
537 #define   SWF14_DS_PIPEB_CRT2_EN (1<<12)
538 #define   SWF14_DS_PIPEB_LFP_EN  (1<<11)
539 #define   SWF14_DS_PIPEB_EFP_EN  (1<<10)
540 #define   SWF14_DS_PIPEB_TV_EN	 (1<<9)
541 #define   SWF14_DS_PIPEB_CRT_EN  (1<<8)
542 #define   SWF14_DS_PIPEA_LFP2_EN (1<<7)
543 #define   SWF14_DS_PIPEA_EFP2_EN (1<<6)
544 #define   SWF14_DS_PIPEA_TV2_EN  (1<<5)
545 #define   SWF14_DS_PIPEA_CRT2_EN (1<<4)
546 #define   SWF14_DS_PIPEA_LFP_EN  (1<<3)
547 #define   SWF14_DS_PIPEA_EFP_EN  (1<<2)
548 #define   SWF14_DS_PIPEA_TV_EN	 (1<<1)
549 #define   SWF14_DS_PIPEA_CRT_EN  (1<<0)
550 	  /* if GR18 indicates a panel fitting request */
551 #define   SWF14_PFIT_EN		(1<<0) /* 0 means disable */
552 	  /* if GR18 indicates an APM change request */
553 #define   SWF14_APM_HIBERNATE	0x4
554 #define   SWF14_APM_SUSPEND	0x3
555 #define   SWF14_APM_STANDBY	0x1
556 #define   SWF14_APM_RESTORE	0x0
557 
558 /* Add the device class for LFP, TV, HDMI */
559 #define	 DEVICE_TYPE_INT_LFP	0x1022
560 #define	 DEVICE_TYPE_INT_TV	0x1009
561 #define	 DEVICE_TYPE_HDMI	0x60D2
562 #define	 DEVICE_TYPE_DP		0x68C6
563 #define	 DEVICE_TYPE_eDP	0x78C6
564 
565 /* define the DVO port for HDMI output type */
566 #define		DVO_B		1
567 #define		DVO_C		2
568 #define		DVO_D		3
569 
570 /* define the PORT for DP output type */
571 #define		PORT_IDPB	7
572 #define		PORT_IDPC	8
573 #define		PORT_IDPD	9
574 
575 #endif /* _I830_BIOS_H_ */
576