linux/drivers/gpu/drm/gma500/intel_bios.h
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   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
  27struct 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
  39struct 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 */
  47struct 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
 103struct 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
 194struct 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
 217struct 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
 245struct 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
 259struct 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 */
 272struct 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
 281struct 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 */
 287struct 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
 303struct 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
 331struct 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
 339struct 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
 345struct bdb_lvds_lfp_data {
 346        struct bdb_lvds_lfp_data_entry data[16];
 347} __attribute__((packed));
 348
 349struct 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
 357struct aimdb_block {
 358        u8 aimdb_id;
 359        u16 aimdb_size;
 360} __attribute__((packed));
 361
 362struct 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
 373struct vch_bdb_22 {
 374        struct aimdb_block aimdb_block;
 375        struct vch_panel_data panels[16];
 376} __attribute__((packed));
 377
 378struct 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
 394struct 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
 434extern bool psb_intel_init_bios(struct drm_device *dev);
 435extern 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