Add the rt linux 4.1.3-rt3 as base
[kvmfornfv.git] / kernel / drivers / gpu / drm / gma500 / intel_bios.h
diff --git a/kernel/drivers/gpu/drm/gma500/intel_bios.h b/kernel/drivers/gpu/drm/gma500/intel_bios.h
new file mode 100644 (file)
index 0000000..978ae4b
--- /dev/null
@@ -0,0 +1,621 @@
+/*
+ * Copyright (c) 2006 Intel Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Authors:
+ *    Eric Anholt <eric@anholt.net>
+ *
+ */
+
+#ifndef _INTEL_BIOS_H_
+#define _INTEL_BIOS_H_
+
+#include <drm/drmP.h>
+#include <drm/drm_dp_helper.h>
+
+struct vbt_header {
+       u8 signature[20];               /**< Always starts with 'VBT$' */
+       u16 version;                    /**< decimal */
+       u16 header_size;                /**< in bytes */
+       u16 vbt_size;                   /**< in bytes */
+       u8 vbt_checksum;
+       u8 reserved0;
+       u32 bdb_offset;                 /**< from beginning of VBT */
+       u32 aim_offset[4];              /**< from beginning of VBT */
+} __attribute__((packed));
+
+
+struct bdb_header {
+       u8 signature[16];               /**< Always 'BIOS_DATA_BLOCK' */
+       u16 version;                    /**< decimal */
+       u16 header_size;                /**< in bytes */
+       u16 bdb_size;                   /**< in bytes */
+};
+
+/* strictly speaking, this is a "skip" block, but it has interesting info */
+struct vbios_data {
+       u8 type; /* 0 == desktop, 1 == mobile */
+       u8 relstage;
+       u8 chipset;
+       u8 lvds_present:1;
+       u8 tv_present:1;
+       u8 rsvd2:6; /* finish byte */
+       u8 rsvd3[4];
+       u8 signon[155];
+       u8 copyright[61];
+       u16 code_segment;
+       u8 dos_boot_mode;
+       u8 bandwidth_percent;
+       u8 rsvd4; /* popup memory size */
+       u8 resize_pci_bios;
+       u8 rsvd5; /* is crt already on ddc2 */
+} __attribute__((packed));
+
+/*
+ * There are several types of BIOS data blocks (BDBs), each block has
+ * an ID and size in the first 3 bytes (ID in first, size in next 2).
+ * Known types are listed below.
+ */
+#define BDB_GENERAL_FEATURES     1
+#define BDB_GENERAL_DEFINITIONS          2
+#define BDB_OLD_TOGGLE_LIST      3
+#define BDB_MODE_SUPPORT_LIST    4
+#define BDB_GENERIC_MODE_TABLE   5
+#define BDB_EXT_MMIO_REGS        6
+#define BDB_SWF_IO               7
+#define BDB_SWF_MMIO             8
+#define BDB_DOT_CLOCK_TABLE      9
+#define BDB_MODE_REMOVAL_TABLE  10
+#define BDB_CHILD_DEVICE_TABLE  11
+#define BDB_DRIVER_FEATURES     12
+#define BDB_DRIVER_PERSISTENCE  13
+#define BDB_EXT_TABLE_PTRS      14
+#define BDB_DOT_CLOCK_OVERRIDE  15
+#define BDB_DISPLAY_SELECT      16
+/* 17 rsvd */
+#define BDB_DRIVER_ROTATION     18
+#define BDB_DISPLAY_REMOVE      19
+#define BDB_OEM_CUSTOM          20
+#define BDB_EFP_LIST            21 /* workarounds for VGA hsync/vsync */
+#define BDB_SDVO_LVDS_OPTIONS   22
+#define BDB_SDVO_PANEL_DTDS     23
+#define BDB_SDVO_LVDS_PNP_IDS   24
+#define BDB_SDVO_LVDS_POWER_SEQ         25
+#define BDB_TV_OPTIONS          26
+#define BDB_EDP                         27
+#define BDB_LVDS_OPTIONS        40
+#define BDB_LVDS_LFP_DATA_PTRS  41
+#define BDB_LVDS_LFP_DATA       42
+#define BDB_LVDS_BACKLIGHT      43
+#define BDB_LVDS_POWER          44
+#define BDB_SKIP               254 /* VBIOS private block, ignore */
+
+struct bdb_general_features {
+       /* bits 1 */
+       u8 panel_fitting:2;
+       u8 flexaim:1;
+       u8 msg_enable:1;
+       u8 clear_screen:3;
+       u8 color_flip:1;
+
+       /* bits 2 */
+       u8 download_ext_vbt:1;
+       u8 enable_ssc:1;
+       u8 ssc_freq:1;
+       u8 enable_lfp_on_override:1;
+       u8 disable_ssc_ddt:1;
+       u8 rsvd8:3; /* finish byte */
+
+       /* bits 3 */
+       u8 disable_smooth_vision:1;
+       u8 single_dvi:1;
+       u8 rsvd9:6; /* finish byte */
+
+       /* bits 4 */
+       u8 legacy_monitor_detect;
+
+       /* bits 5 */
+       u8 int_crt_support:1;
+       u8 int_tv_support:1;
+       u8 int_efp_support:1;
+       u8 dp_ssc_enb:1;        /* PCH attached eDP supports SSC */
+       u8 dp_ssc_freq:1;       /* SSC freq for PCH attached eDP */
+       u8 rsvd11:3; /* finish byte */
+} __attribute__((packed));
+
+/* pre-915 */
+#define GPIO_PIN_DVI_LVDS      0x03 /* "DVI/LVDS DDC GPIO pins" */
+#define GPIO_PIN_ADD_I2C       0x05 /* "ADDCARD I2C GPIO pins" */
+#define GPIO_PIN_ADD_DDC       0x04 /* "ADDCARD DDC GPIO pins" */
+#define GPIO_PIN_ADD_DDC_I2C   0x06 /* "ADDCARD DDC/I2C GPIO pins" */
+
+/* Pre 915 */
+#define DEVICE_TYPE_NONE       0x00
+#define DEVICE_TYPE_CRT                0x01
+#define DEVICE_TYPE_TV         0x09
+#define DEVICE_TYPE_EFP                0x12
+#define DEVICE_TYPE_LFP                0x22
+/* On 915+ */
+#define DEVICE_TYPE_CRT_DPMS           0x6001
+#define DEVICE_TYPE_CRT_DPMS_HOTPLUG   0x4001
+#define DEVICE_TYPE_TV_COMPOSITE       0x0209
+#define DEVICE_TYPE_TV_MACROVISION     0x0289
+#define DEVICE_TYPE_TV_RF_COMPOSITE    0x020c
+#define DEVICE_TYPE_TV_SVIDEO_COMPOSITE        0x0609
+#define DEVICE_TYPE_TV_SCART           0x0209
+#define DEVICE_TYPE_TV_CODEC_HOTPLUG_PWR 0x6009
+#define DEVICE_TYPE_EFP_HOTPLUG_PWR    0x6012
+#define DEVICE_TYPE_EFP_DVI_HOTPLUG_PWR        0x6052
+#define DEVICE_TYPE_EFP_DVI_I          0x6053
+#define DEVICE_TYPE_EFP_DVI_D_DUAL     0x6152
+#define DEVICE_TYPE_EFP_DVI_D_HDCP     0x60d2
+#define DEVICE_TYPE_OPENLDI_HOTPLUG_PWR        0x6062
+#define DEVICE_TYPE_OPENLDI_DUALPIX    0x6162
+#define DEVICE_TYPE_LFP_PANELLINK      0x5012
+#define DEVICE_TYPE_LFP_CMOS_PWR       0x5042
+#define DEVICE_TYPE_LFP_LVDS_PWR       0x5062
+#define DEVICE_TYPE_LFP_LVDS_DUAL      0x5162
+#define DEVICE_TYPE_LFP_LVDS_DUAL_HDCP 0x51e2
+
+#define DEVICE_CFG_NONE                0x00
+#define DEVICE_CFG_12BIT_DVOB  0x01
+#define DEVICE_CFG_12BIT_DVOC  0x02
+#define DEVICE_CFG_24BIT_DVOBC 0x09
+#define DEVICE_CFG_24BIT_DVOCB 0x0a
+#define DEVICE_CFG_DUAL_DVOB   0x11
+#define DEVICE_CFG_DUAL_DVOC   0x12
+#define DEVICE_CFG_DUAL_DVOBC  0x13
+#define DEVICE_CFG_DUAL_LINK_DVOBC     0x19
+#define DEVICE_CFG_DUAL_LINK_DVOCB     0x1a
+
+#define DEVICE_WIRE_NONE       0x00
+#define DEVICE_WIRE_DVOB       0x01
+#define DEVICE_WIRE_DVOC       0x02
+#define DEVICE_WIRE_DVOBC      0x03
+#define DEVICE_WIRE_DVOBB      0x05
+#define DEVICE_WIRE_DVOCC      0x06
+#define DEVICE_WIRE_DVOB_MASTER 0x0d
+#define DEVICE_WIRE_DVOC_MASTER 0x0e
+
+#define DEVICE_PORT_DVOA       0x00 /* none on 845+ */
+#define DEVICE_PORT_DVOB       0x01
+#define DEVICE_PORT_DVOC       0x02
+
+struct child_device_config {
+       u16 handle;
+       u16 device_type;
+       u8  device_id[10]; /* ascii string */
+       u16 addin_offset;
+       u8  dvo_port; /* See Device_PORT_* above */
+       u8  i2c_pin;
+       u8  slave_addr;
+       u8  ddc_pin;
+       u16 edid_ptr;
+       u8  dvo_cfg; /* See DEVICE_CFG_* above */
+       u8  dvo2_port;
+       u8  i2c2_pin;
+       u8  slave2_addr;
+       u8  ddc2_pin;
+       u8  capabilities;
+       u8  dvo_wiring;/* See DEVICE_WIRE_* above */
+       u8  dvo2_wiring;
+       u16 extended_type;
+       u8  dvo_function;
+} __attribute__((packed));
+
+
+struct bdb_general_definitions {
+       /* DDC GPIO */
+       u8 crt_ddc_gmbus_pin;
+
+       /* DPMS bits */
+       u8 dpms_acpi:1;
+       u8 skip_boot_crt_detect:1;
+       u8 dpms_aim:1;
+       u8 rsvd1:5; /* finish byte */
+
+       /* boot device bits */
+       u8 boot_display[2];
+       u8 child_dev_size;
+
+       /*
+        * Device info:
+        * If TV is present, it'll be at devices[0].
+        * LVDS will be next, either devices[0] or [1], if present.
+        * On some platforms the number of device is 6. But could be as few as
+        * 4 if both TV and LVDS are missing.
+        * And the device num is related with the size of general definition
+        * block. It is obtained by using the following formula:
+        * number = (block_size - sizeof(bdb_general_definitions))/
+        *           sizeof(child_device_config);
+        */
+       struct child_device_config devices[0];
+};
+
+struct bdb_lvds_options {
+       u8 panel_type;
+       u8 rsvd1;
+       /* LVDS capabilities, stored in a dword */
+       u8 pfit_mode:2;
+       u8 pfit_text_mode_enhanced:1;
+       u8 pfit_gfx_mode_enhanced:1;
+       u8 pfit_ratio_auto:1;
+       u8 pixel_dither:1;
+       u8 lvds_edid:1;
+       u8 rsvd2:1;
+       u8 rsvd4;
+} __attribute__((packed));
+
+struct bdb_lvds_backlight {
+       u8 type:2;
+       u8 pol:1;
+       u8 gpio:3;
+       u8 gmbus:2;
+       u16 freq;
+       u8 minbrightness;
+       u8 i2caddr;
+       u8 brightnesscmd;
+       /*FIXME: more...*/
+} __attribute__((packed));
+
+/* LFP pointer table contains entries to the struct below */
+struct bdb_lvds_lfp_data_ptr {
+       u16 fp_timing_offset; /* offsets are from start of bdb */
+       u8 fp_table_size;
+       u16 dvo_timing_offset;
+       u8 dvo_table_size;
+       u16 panel_pnp_id_offset;
+       u8 pnp_table_size;
+} __attribute__((packed));
+
+struct bdb_lvds_lfp_data_ptrs {
+       u8 lvds_entries; /* followed by one or more lvds_data_ptr structs */
+       struct bdb_lvds_lfp_data_ptr ptr[16];
+} __attribute__((packed));
+
+/* LFP data has 3 blocks per entry */
+struct lvds_fp_timing {
+       u16 x_res;
+       u16 y_res;
+       u32 lvds_reg;
+       u32 lvds_reg_val;
+       u32 pp_on_reg;
+       u32 pp_on_reg_val;
+       u32 pp_off_reg;
+       u32 pp_off_reg_val;
+       u32 pp_cycle_reg;
+       u32 pp_cycle_reg_val;
+       u32 pfit_reg;
+       u32 pfit_reg_val;
+       u16 terminator;
+} __attribute__((packed));
+
+struct lvds_dvo_timing {
+       u16 clock;              /**< In 10khz */
+       u8 hactive_lo;
+       u8 hblank_lo;
+       u8 hblank_hi:4;
+       u8 hactive_hi:4;
+       u8 vactive_lo;
+       u8 vblank_lo;
+       u8 vblank_hi:4;
+       u8 vactive_hi:4;
+       u8 hsync_off_lo;
+       u8 hsync_pulse_width;
+       u8 vsync_pulse_width:4;
+       u8 vsync_off:4;
+       u8 rsvd0:6;
+       u8 hsync_off_hi:2;
+       u8 h_image;
+       u8 v_image;
+       u8 max_hv;
+       u8 h_border;
+       u8 v_border;
+       u8 rsvd1:3;
+       u8 digital:2;
+       u8 vsync_positive:1;
+       u8 hsync_positive:1;
+       u8 rsvd2:1;
+} __attribute__((packed));
+
+struct lvds_pnp_id {
+       u16 mfg_name;
+       u16 product_code;
+       u32 serial;
+       u8 mfg_week;
+       u8 mfg_year;
+} __attribute__((packed));
+
+struct bdb_lvds_lfp_data_entry {
+       struct lvds_fp_timing fp_timing;
+       struct lvds_dvo_timing dvo_timing;
+       struct lvds_pnp_id pnp_id;
+} __attribute__((packed));
+
+struct bdb_lvds_lfp_data {
+       struct bdb_lvds_lfp_data_entry data[16];
+} __attribute__((packed));
+
+struct aimdb_header {
+       char signature[16];
+       char oem_device[20];
+       u16 aimdb_version;
+       u16 aimdb_header_size;
+       u16 aimdb_size;
+} __attribute__((packed));
+
+struct aimdb_block {
+       u8 aimdb_id;
+       u16 aimdb_size;
+} __attribute__((packed));
+
+struct vch_panel_data {
+       u16 fp_timing_offset;
+       u8 fp_timing_size;
+       u16 dvo_timing_offset;
+       u8 dvo_timing_size;
+       u16 text_fitting_offset;
+       u8 text_fitting_size;
+       u16 graphics_fitting_offset;
+       u8 graphics_fitting_size;
+} __attribute__((packed));
+
+struct vch_bdb_22 {
+       struct aimdb_block aimdb_block;
+       struct vch_panel_data panels[16];
+} __attribute__((packed));
+
+struct bdb_sdvo_lvds_options {
+       u8 panel_backlight;
+       u8 h40_set_panel_type;
+       u8 panel_type;
+       u8 ssc_clk_freq;
+       u16 als_low_trip;
+       u16 als_high_trip;
+       u8 sclalarcoeff_tab_row_num;
+       u8 sclalarcoeff_tab_row_size;
+       u8 coefficient[8];
+       u8 panel_misc_bits_1;
+       u8 panel_misc_bits_2;
+       u8 panel_misc_bits_3;
+       u8 panel_misc_bits_4;
+} __attribute__((packed));
+
+#define BDB_DRIVER_FEATURE_NO_LVDS             0
+#define BDB_DRIVER_FEATURE_INT_LVDS            1
+#define BDB_DRIVER_FEATURE_SDVO_LVDS           2
+#define BDB_DRIVER_FEATURE_EDP                 3
+
+struct bdb_driver_features {
+       u8 boot_dev_algorithm:1;
+       u8 block_display_switch:1;
+       u8 allow_display_switch:1;
+       u8 hotplug_dvo:1;
+       u8 dual_view_zoom:1;
+       u8 int15h_hook:1;
+       u8 sprite_in_clone:1;
+       u8 primary_lfp_id:1;
+
+       u16 boot_mode_x;
+       u16 boot_mode_y;
+       u8 boot_mode_bpp;
+       u8 boot_mode_refresh;
+
+       u16 enable_lfp_primary:1;
+       u16 selective_mode_pruning:1;
+       u16 dual_frequency:1;
+       u16 render_clock_freq:1; /* 0: high freq; 1: low freq */
+       u16 nt_clone_support:1;
+       u16 power_scheme_ui:1; /* 0: CUI; 1: 3rd party */
+       u16 sprite_display_assign:1; /* 0: secondary; 1: primary */
+       u16 cui_aspect_scaling:1;
+       u16 preserve_aspect_ratio:1;
+       u16 sdvo_device_power_down:1;
+       u16 crt_hotplug:1;
+       u16 lvds_config:2;
+       u16 tv_hotplug:1;
+       u16 hdmi_config:2;
+
+       u8 static_display:1;
+       u8 reserved2:7;
+       u16 legacy_crt_max_x;
+       u16 legacy_crt_max_y;
+       u8 legacy_crt_max_refresh;
+
+       u8 hdmi_termination;
+       u8 custom_vbt_version;
+} __attribute__((packed));
+
+#define EDP_18BPP      0
+#define EDP_24BPP      1
+#define EDP_30BPP      2
+#define EDP_RATE_1_62  0
+#define EDP_RATE_2_7   1
+#define EDP_LANE_1     0
+#define EDP_LANE_2     1
+#define EDP_LANE_4     3
+#define EDP_PREEMPHASIS_NONE   0
+#define EDP_PREEMPHASIS_3_5dB  1
+#define EDP_PREEMPHASIS_6dB    2
+#define EDP_PREEMPHASIS_9_5dB  3
+#define EDP_VSWING_0_4V                0
+#define EDP_VSWING_0_6V                1
+#define EDP_VSWING_0_8V                2
+#define EDP_VSWING_1_2V                3
+
+struct edp_power_seq {
+       u16 t1_t3;
+       u16 t8;
+       u16 t9;
+       u16 t10;
+       u16 t11_t12;
+} __attribute__ ((packed));
+
+struct edp_link_params {
+       u8 rate:4;
+       u8 lanes:4;
+       u8 preemphasis:4;
+       u8 vswing:4;
+} __attribute__ ((packed));
+
+struct bdb_edp {
+       struct edp_power_seq power_seqs[16];
+       u32 color_depth;
+       u32 sdrrs_msa_timing_delay;
+       struct edp_link_params link_params[16];
+} __attribute__ ((packed));
+
+extern int psb_intel_init_bios(struct drm_device *dev);
+extern void psb_intel_destroy_bios(struct drm_device *dev);
+
+/*
+ * Driver<->VBIOS interaction occurs through scratch bits in
+ * GR18 & SWF*.
+ */
+
+/* GR18 bits are set on display switch and hotkey events */
+#define GR18_DRIVER_SWITCH_EN  (1<<7) /* 0: VBIOS control, 1: driver control */
+#define GR18_HOTKEY_MASK       0x78 /* See also SWF4 15:0 */
+#define   GR18_HK_NONE         (0x0<<3)
+#define   GR18_HK_LFP_STRETCH  (0x1<<3)
+#define   GR18_HK_TOGGLE_DISP  (0x2<<3)
+#define   GR18_HK_DISP_SWITCH  (0x4<<3) /* see SWF14 15:0 for what to enable */
+#define   GR18_HK_POPUP_DISABLED (0x6<<3)
+#define   GR18_HK_POPUP_ENABLED        (0x7<<3)
+#define   GR18_HK_PFIT         (0x8<<3)
+#define   GR18_HK_APM_CHANGE   (0xa<<3)
+#define   GR18_HK_MULTIPLE     (0xc<<3)
+#define GR18_USER_INT_EN       (1<<2)
+#define GR18_A0000_FLUSH_EN    (1<<1)
+#define GR18_SMM_EN            (1<<0)
+
+/* Set by driver, cleared by VBIOS */
+#define SWF00_YRES_SHIFT       16
+#define SWF00_XRES_SHIFT       0
+#define SWF00_RES_MASK         0xffff
+
+/* Set by VBIOS at boot time and driver at runtime */
+#define SWF01_TV2_FORMAT_SHIFT 8
+#define SWF01_TV1_FORMAT_SHIFT 0
+#define SWF01_TV_FORMAT_MASK   0xffff
+
+#define SWF10_VBIOS_BLC_I2C_EN (1<<29)
+#define SWF10_GTT_OVERRIDE_EN  (1<<28)
+#define SWF10_LFP_DPMS_OVR     (1<<27) /* override DPMS on display switch */
+#define SWF10_ACTIVE_TOGGLE_LIST_MASK (7<<24)
+#define   SWF10_OLD_TOGGLE     0x0
+#define   SWF10_TOGGLE_LIST_1  0x1
+#define   SWF10_TOGGLE_LIST_2  0x2
+#define   SWF10_TOGGLE_LIST_3  0x3
+#define   SWF10_TOGGLE_LIST_4  0x4
+#define SWF10_PANNING_EN       (1<<23)
+#define SWF10_DRIVER_LOADED    (1<<22)
+#define SWF10_EXTENDED_DESKTOP (1<<21)
+#define SWF10_EXCLUSIVE_MODE   (1<<20)
+#define SWF10_OVERLAY_EN       (1<<19)
+#define SWF10_PLANEB_HOLDOFF   (1<<18)
+#define SWF10_PLANEA_HOLDOFF   (1<<17)
+#define SWF10_VGA_HOLDOFF      (1<<16)
+#define SWF10_ACTIVE_DISP_MASK 0xffff
+#define   SWF10_PIPEB_LFP2     (1<<15)
+#define   SWF10_PIPEB_EFP2     (1<<14)
+#define   SWF10_PIPEB_TV2      (1<<13)
+#define   SWF10_PIPEB_CRT2     (1<<12)
+#define   SWF10_PIPEB_LFP      (1<<11)
+#define   SWF10_PIPEB_EFP      (1<<10)
+#define   SWF10_PIPEB_TV       (1<<9)
+#define   SWF10_PIPEB_CRT      (1<<8)
+#define   SWF10_PIPEA_LFP2     (1<<7)
+#define   SWF10_PIPEA_EFP2     (1<<6)
+#define   SWF10_PIPEA_TV2      (1<<5)
+#define   SWF10_PIPEA_CRT2     (1<<4)
+#define   SWF10_PIPEA_LFP      (1<<3)
+#define   SWF10_PIPEA_EFP      (1<<2)
+#define   SWF10_PIPEA_TV       (1<<1)
+#define   SWF10_PIPEA_CRT      (1<<0)
+
+#define SWF11_MEMORY_SIZE_SHIFT        16
+#define SWF11_SV_TEST_EN       (1<<15)
+#define SWF11_IS_AGP           (1<<14)
+#define SWF11_DISPLAY_HOLDOFF  (1<<13)
+#define SWF11_DPMS_REDUCED     (1<<12)
+#define SWF11_IS_VBE_MODE      (1<<11)
+#define SWF11_PIPEB_ACCESS     (1<<10) /* 0 here means pipe a */
+#define SWF11_DPMS_MASK                0x07
+#define   SWF11_DPMS_OFF       (1<<2)
+#define   SWF11_DPMS_SUSPEND   (1<<1)
+#define   SWF11_DPMS_STANDBY   (1<<0)
+#define   SWF11_DPMS_ON                0
+
+#define SWF14_GFX_PFIT_EN      (1<<31)
+#define SWF14_TEXT_PFIT_EN     (1<<30)
+#define SWF14_LID_STATUS_CLOSED        (1<<29) /* 0 here means open */
+#define SWF14_POPUP_EN         (1<<28)
+#define SWF14_DISPLAY_HOLDOFF  (1<<27)
+#define SWF14_DISP_DETECT_EN   (1<<26)
+#define SWF14_DOCKING_STATUS_DOCKED (1<<25) /* 0 here means undocked */
+#define SWF14_DRIVER_STATUS    (1<<24)
+#define SWF14_OS_TYPE_WIN9X    (1<<23)
+#define SWF14_OS_TYPE_WINNT    (1<<22)
+/* 21:19 rsvd */
+#define SWF14_PM_TYPE_MASK     0x00070000
+#define   SWF14_PM_ACPI_VIDEO  (0x4 << 16)
+#define   SWF14_PM_ACPI                (0x3 << 16)
+#define   SWF14_PM_APM_12      (0x2 << 16)
+#define   SWF14_PM_APM_11      (0x1 << 16)
+#define SWF14_HK_REQUEST_MASK  0x0000ffff /* see GR18 6:3 for event type */
+         /* if GR18 indicates a display switch */
+#define   SWF14_DS_PIPEB_LFP2_EN (1<<15)
+#define   SWF14_DS_PIPEB_EFP2_EN (1<<14)
+#define   SWF14_DS_PIPEB_TV2_EN  (1<<13)
+#define   SWF14_DS_PIPEB_CRT2_EN (1<<12)
+#define   SWF14_DS_PIPEB_LFP_EN  (1<<11)
+#define   SWF14_DS_PIPEB_EFP_EN  (1<<10)
+#define   SWF14_DS_PIPEB_TV_EN  (1<<9)
+#define   SWF14_DS_PIPEB_CRT_EN  (1<<8)
+#define   SWF14_DS_PIPEA_LFP2_EN (1<<7)
+#define   SWF14_DS_PIPEA_EFP2_EN (1<<6)
+#define   SWF14_DS_PIPEA_TV2_EN  (1<<5)
+#define   SWF14_DS_PIPEA_CRT2_EN (1<<4)
+#define   SWF14_DS_PIPEA_LFP_EN  (1<<3)
+#define   SWF14_DS_PIPEA_EFP_EN  (1<<2)
+#define   SWF14_DS_PIPEA_TV_EN  (1<<1)
+#define   SWF14_DS_PIPEA_CRT_EN  (1<<0)
+         /* if GR18 indicates a panel fitting request */
+#define   SWF14_PFIT_EN                (1<<0) /* 0 means disable */
+         /* if GR18 indicates an APM change request */
+#define   SWF14_APM_HIBERNATE  0x4
+#define   SWF14_APM_SUSPEND    0x3
+#define   SWF14_APM_STANDBY    0x1
+#define   SWF14_APM_RESTORE    0x0
+
+/* Add the device class for LFP, TV, HDMI */
+#define         DEVICE_TYPE_INT_LFP    0x1022
+#define         DEVICE_TYPE_INT_TV     0x1009
+#define         DEVICE_TYPE_HDMI       0x60D2
+#define         DEVICE_TYPE_DP         0x68C6
+#define         DEVICE_TYPE_eDP        0x78C6
+
+/* define the DVO port for HDMI output type */
+#define                DVO_B           1
+#define                DVO_C           2
+#define                DVO_D           3
+
+/* define the PORT for DP output type */
+#define                PORT_IDPB       7
+#define                PORT_IDPC       8
+#define                PORT_IDPD       9
+
+#endif /* _INTEL_BIOS_H_ */