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ntel-gpu-tools/tools/intel_bios.h
Jani Nikula 9c4aa072f0 intel_bios_reader: rewrite the mipi sequence block dumping 
Simplify things a lot, make it correct, don't pass random pointers to
free() on errors, etc.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2015-12-22 14:21:22 +02:00

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/*
* Copyright © 2006 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* Authors:
* Eric Anholt <eric@anholt.net>
*
*/
#ifndef _INTEL_BIOS_H_
#define _INTEL_BIOS_H_
#include <stdint.h>
struct vbt_header {
char signature[20]; /**< Always starts with 'VBT$' */
uint16_t version; /**< decimal */
uint16_t header_size; /**< in bytes */
uint16_t vbt_size; /**< in bytes */
uint8_t vbt_checksum;
uint8_t reserved0;
uint32_t bdb_offset; /**< from beginning of VBT */
uint32_t aim_offset[4]; /**< from beginning of VBT */
} __attribute__ ((packed));
struct bdb_header {
char signature[16]; /**< Always 'BIOS_DATA_BLOCK' */
uint16_t version; /**< decimal */
uint16_t header_size; /**< in bytes */
uint16_t bdb_size; /**< in bytes */
} __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_MIPI_CONFIG 52
#define BDB_MIPI_SEQUENCE 53
#define BDB_SKIP 254 /* VBIOS private block, ignore */
struct bdb_general_features {
/* bits 1 */
unsigned char panel_fitting:2;
unsigned char flexaim:1;
unsigned char msg_enable:1;
unsigned char clear_screen:3;
unsigned char color_flip:1;
/* bits 2 */
unsigned char download_ext_vbt:1;
unsigned char enable_ssc:1;
unsigned char ssc_freq:1;
unsigned char enable_lfp_on_override:1;
unsigned char disable_ssc_ddt:1;
unsigned char rsvd8:3; /* finish byte */
/* bits 3 */
unsigned char disable_smooth_vision:1;
unsigned char single_dvi:1;
unsigned char rsvd9:6; /* finish byte */
/* bits 4 */
unsigned char legacy_monitor_detect;
/* bits 5 */
unsigned char int_crt_support:1;
unsigned char int_tv_support:1;
unsigned char rsvd11:6; /* finish byte */
} __attribute__ ((packed));
#define GPIO_PIN_NONE 0x00 /* "N/A" */
#define GPIO_PIN_I2C 0x01 /* "I2C GPIO pins" */
#define GPIO_PIN_CRT_DDC 0x02 /* "Analog CRT DDC GPIO pins" */
/* 915+ */
#define GPIO_PIN_LVDS 0x03 /* "Integrated LVDS DDC GPIO pins" */
#define GPIO_PIN_SDVO_I2C 0x05 /* "sDVO I2C GPIO pins" */
#define GPIO_PIN_SDVO_DDC1 0x1D /* "SDVO DDC1 GPIO pins" */
#define GPIO_PIN_SDVO_DDC2 0x2D /* "SDVO DDC2 GPIO pins" */
/* 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" */
#define DEVICE_HANDLE_CRT 0x01
#define DEVICE_HANDLE_EFP1 0x04
#define DEVICE_HANDLE_EFP2 0x40
#define DEVICE_HANDLE_EFP3 0x20
#define DEVICE_HANDLE_EFP4 0x10
#define DEVICE_HANDLE_LPF1 0x08
#define DEVICE_HANDLE_LFP2 0x80
/* device type bits */
#define DEVICE_TYPE_CLASS_EXTENSION 15
#define DEVICE_TYPE_POWER_MANAGEMENT 14
#define DEVICE_TYPE_HOTPLUG_SIGNALING 13
#define DEVICE_TYPE_INTERNAL_CONNECTOR 12
#define DEVICE_TYPE_NOT_HDMI_OUTPUT 11
#define DEVICE_TYPE_MIPI_OUTPUT 10
#define DEVICE_TYPE_COMPOSITE_OUTPUT 9
#define DEVICE_TYPE_DIAL_CHANNEL 8
#define DEVICE_TYPE_CONTENT_PROTECTION 7
#define DEVICE_TYPE_HIGH_SPEED_LINK 6
#define DEVICE_TYPE_LVDS_SIGNALING 5
#define DEVICE_TYPE_TMDS_DVI_SIGNALING 4
#define DEVICE_TYPE_VIDEO_SIGNALING 3
#define DEVICE_TYPE_DISPLAYPORT_OUTPUT 2
#define DEVICE_TYPE_DIGITAL_OUTPUT 1
#define DEVICE_TYPE_ANALOG_OUTPUT 0
/* 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_TYPE_INT_HDMI 0xf0D2
#define DEVICE_TYPE_INT_LFP 0x1022
#define DEVICE_TYPE_INT_TV 0x1009
#define DEVICE_TYPE_DP 0x68C6
#define DEVICE_TYPE_DP_HDMI_DVI 0x60d6
#define DEVICE_TYPE_DP_DVI 0x68d6
#define DEVICE_TYPE_HDMI_DVI 0x60d2
#define DEVICE_TYPE_DVI 0x68d2
#define DEVICE_TYPE_eDP 0x78C6
#define DEVICE_TYPE_MIPI 0x7cc2
#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
#define DEVICE_PORT_NONE 0
#define DEVICE_PORT_HDMIB 1
#define DEVICE_PORT_HDMIC 2
#define DEVICE_PORT_HDMID 3
#define DEVICE_PORT_DPB 7
#define DEVICE_PORT_DPC 8
#define DEVICE_PORT_DPD 9
#define DEVICE_INFO_NONE 0
#define DEVICE_INFO_HDMI_CERT 1
#define DEVICE_INFO_DP 2
#define DEVICE_INFO_DVI 3
struct child_device_config {
uint16_t handle;
uint16_t device_type; /* See DEVICE_TYPE_* above */
uint8_t device_id[10];
uint16_t addin_offset;
uint8_t dvo_port; /* See DEVICE_PORT_* above */
uint8_t i2c_pin;
uint8_t slave_addr;
uint8_t ddc_pin;
uint16_t edid_ptr;
uint8_t dvo_cfg; /* See DEVICE_CFG_* above */
uint8_t dvo2_port;
uint8_t i2c2_pin;
uint8_t slave2_addr;
uint8_t ddc2_pin;
uint8_t capabilities;
uint8_t dvo_wiring; /* See DEVICE_WIRE_* above */
uint8_t dvo2_wiring;
uint16_t extended_type;
uint8_t dvo_function;
} __attribute__ ((packed));
struct efp_child_device_config {
uint16_t handle;
uint16_t device_type;
uint8_t skip1[12];
uint8_t port;
uint8_t skip2[2];
uint8_t ddc_pin;
uint8_t skip3[3];
uint8_t docked_port;
uint8_t hdmi_compat:1;
uint8_t conn_info:3;
uint8_t skip4:4;
uint8_t aux_chan;
uint8_t dongle_detect;
uint8_t skip5[6];
} __attribute__ ((packed));
struct bdb_general_definitions {
unsigned char crt_ddc_gmbus_pin; /* see GPIO_PIN_* above */
/* DPMS bits */
unsigned char dpms_acpi:1;
unsigned char skip_boot_crt_detect:1;
unsigned char dpms_aim:1;
unsigned char rsvd1:5; /* finish byte */
/* boot device bits */
unsigned char boot_display[2];
unsigned char 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
* Max total will be 6, but could be as few as 4 if both
* TV and LVDS are missing, so be careful when interpreting
* [4] and [5].
*/
uint8_t devices[0];
/* may be another device block here on some platforms */
} __attribute__ ((packed));
#define DEVICE_CHILD_SIZE 7
struct bdb_child_devices {
uint8_t child_structure_size;
struct child_device_config children[DEVICE_CHILD_SIZE];
} __attribute__ ((packed));
struct bdb_lvds_options {
uint8_t panel_type;
uint8_t rsvd1;
/* LVDS capabilities, stored in a dword */
uint8_t pfit_mode:2;
uint8_t pfit_text_mode_enhanced:1;
uint8_t pfit_gfx_mode_enhanced:1;
uint8_t pfit_ratio_auto:1;
uint8_t pixel_dither:1;
uint8_t lvds_edid:1;
uint8_t rsvd2:1;
uint8_t rsvd4;
} __attribute__ ((packed));
/* 915+ only */
struct bdb_tv_features {
/* need to verify bit ordering */
uint16_t under_over_scan_via_yprpb:2;
uint16_t rsvd1:10;
uint16_t under_over_scan_via_dvi:2;
uint16_t add_overscan_mode:1;
uint16_t rsvd2:1;
} __attribute__ ((packed));
struct lvds_fp_timing {
uint16_t x_res;
uint16_t y_res;
uint32_t lvds_reg;
uint32_t lvds_reg_val;
uint32_t pp_on_reg;
uint32_t pp_on_reg_val;
uint32_t pp_off_reg;
uint32_t pp_off_reg_val;
uint32_t pp_cycle_reg;
uint32_t pp_cycle_reg_val;
uint32_t pfit_reg;
uint32_t pfit_reg_val;
uint16_t terminator;
} __attribute__ ((packed));
struct lvds_dvo_timing {
uint16_t dclk; /**< In 10khz */
uint8_t hactive;
uint8_t hblank;
uint8_t high_h; /**< 7:4 = hactive 11:8, 3:0 = hblank 11:8 */
uint8_t vactive;
uint8_t vblank;
uint8_t high_v; /**< 7:4 = vactive 11:8, 3:0 = vblank 11:8 */
uint8_t hsync_off;
uint8_t hsync_pulse_width;
uint8_t vsync_off;
uint8_t high_hsync_off; /**< 7:6 = hsync off 9:8 */
uint8_t h_image;
uint8_t v_image;
uint8_t max_hv;
uint8_t h_border;
uint8_t v_border;
uint8_t flags;
} __attribute__ ((packed));
struct lvds_dvo_timing2 {
uint16_t clock; /**< In 10khz */
uint8_t hactive_lo;
uint8_t hblank_lo;
uint8_t hblank_hi:4;
uint8_t hactive_hi:4;
uint8_t vactive_lo;
uint8_t vblank_lo;
uint8_t vblank_hi:4;
uint8_t vactive_hi:4;
uint8_t hsync_off_lo;
uint8_t hsync_pulse_width;
uint8_t vsync_pulse_width:4;
uint8_t vsync_off:4;
uint8_t rsvd0:6;
uint8_t hsync_off_hi:2;
uint8_t h_image;
uint8_t v_image;
uint8_t max_hv;
uint8_t h_border;
uint8_t v_border;
uint8_t rsvd1:3;
uint8_t digital:2;
uint8_t vsync_positive:1;
uint8_t hsync_positive:1;
uint8_t rsvd2:1;
} __attribute__((packed));
struct lvds_pnp_id {
uint16_t mfg_name;
uint16_t product_code;
uint32_t serial;
uint8_t mfg_week;
uint8_t mfg_year;
} __attribute__ ((packed));;
/* LFP pointer table contains entries to the struct below */
struct bdb_lvds_lfp_data_ptr {
uint16_t fp_timing_offset; /* offsets are from start of bdb */
uint8_t fp_table_size;
uint16_t dvo_timing_offset;
uint8_t dvo_table_size;
uint16_t panel_pnp_id_offset;
uint8_t pnp_table_size;
} __attribute__ ((packed));
struct bdb_lvds_lfp_data_ptrs {
uint8_t lvds_entries;
struct bdb_lvds_lfp_data_ptr ptr[16];
} __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));
#define BACKLIGHT_TYPE_NONE 0
#define BACKLIGHT_TYPE_I2C 1
#define BACKLIGHT_TYPE_PWM 2
#define BACKLIGHT_GMBUS_100KHZ 0
#define BACKLIGHT_GMBUS_50KHZ 1
#define BACKLIGHT_GMBUS_400KHZ 2
#define BACKLIGHT_GMBUS_1MHZ 3
struct backlight_info {
uint8_t inverter_type:2; /* see BACKLIGHT_TYPE_* above */
uint8_t inverter_polarity:1; /* 1 means 0 is max, 255 is min */
uint8_t gpio_pins:3; /* see GPIO_PIN_* above */
uint8_t gmbus_speed:2;
uint16_t pwm_frequency; /* in Hz */
uint8_t min_brightness;
/* Next two are only for 915+ systems */
uint8_t i2c_addr;
uint8_t i2c_cmd;
} __attribute((packed));
struct bdb_backlight_control {
uint8_t row_size;
struct backlight_info lfps[16];
} __attribute__ ((packed));
struct bdb_bia {
uint8_t bia_enable:1;
uint8_t bia_level:3;
uint8_t rsvd1:3;
uint8_t als_enable:1;
uint8_t als_response_data[20];
} __attribute((packed));
struct aimdb_header {
char signature[16];
char oem_device[20];
uint16_t aimdb_version;
uint16_t aimdb_header_size;
uint16_t aimdb_size;
} __attribute__ ((packed));
struct aimdb_block {
uint8_t aimdb_id;
uint16_t aimdb_size;
} __attribute__ ((packed));
struct vch_panel_data {
uint16_t fp_timing_offset;
uint8_t fp_timing_size;
uint16_t dvo_timing_offset;
uint8_t dvo_timing_size;
uint16_t text_fitting_offset;
uint8_t text_fitting_size;
uint16_t graphics_fitting_offset;
uint8_t graphics_fitting_size;
} __attribute__ ((packed));
struct vch_bdb_22 {
struct aimdb_block aimdb_block;
struct vch_panel_data panels[16];
} __attribute__ ((packed));
#define BLC_INVERTER_TYPE_NONE 0
#define BLC_INVERTER_TYPE_I2C 1
#define BLC_INVERTER_TYPE_PWM 2
#define BLC_GPIO_NONE 0
#define BLC_GPIO_I2C 1
#define BLC_GPIO_CRT_DDC 2
#define BLC_GPIO_DVI_DDC 3
#define BLC_GPIO_SDVO_I2C 5
struct blc_struct {
uint8_t inverter_type:2;
uint8_t inverter_polarity:1; /* 1 means inverted (0 = max brightness) */
uint8_t gpio_pins:3;
uint8_t gmbus_speed:2;
uint16_t pwm_freq; /* in Hz */
uint8_t min_brightness; /* (0-255) */
uint8_t i2c_slave_addr;
uint8_t i2c_cmd;
} __attribute__ ((packed));
struct bdb_lvds_backlight {
uint8_t blcstruct_size;
struct blc_struct panels[16];
} __attribute__ ((packed));
struct bdb_lvds_power {
uint8_t dpst_enabled:1;
uint8_t pwr_prefs:3;
uint8_t rsvd1:3;
uint8_t als_enabled:1;
uint16_t als_backlight1;
uint16_t als_backlight2;
uint16_t als_backlight3;
uint16_t als_backlight4;
uint16_t als_backlight5;
} __attribute__ ((packed));
#define BDB_DRIVER_NO_LVDS 0
#define BDB_DRIVER_INT_LVDS 1
#define BDB_DRIVER_SDVO_LVDS 2
#define BDB_DRIVER_EDP 3
struct bdb_driver_feature {
uint8_t boot_dev_algorithm:1;
uint8_t block_display_switch:1;
uint8_t allow_display_switch:1;
uint8_t hotplug_dvo:1;
uint8_t dual_view_zoom:1;
uint8_t int15h_hook:1;
uint8_t sprite_in_clone:1;
uint8_t primary_lfp_id:1;
uint16_t boot_mode_x;
uint16_t boot_mode_y;
uint8_t boot_mode_bpp;
uint8_t boot_mode_refresh;
uint16_t enable_lfp_primary:1;
uint16_t selective_mode_pruning:1;
uint16_t dual_frequency:1;
uint16_t render_clock_freq:1; /* 0: high freq; 1: low freq */
uint16_t nt_clone_support:1;
uint16_t power_scheme_ui:1; /* 0: CUI; 1: 3rd party */
uint16_t sprite_display_assign:1; /* 0: secondary; 1: primary */
uint16_t cui_aspect_scaling:1;
uint16_t preserve_aspect_ratio:1;
uint16_t sdvo_device_power_down:1;
uint16_t crt_hotplug:1;
uint16_t lvds_config:2;
uint16_t reserved:3;
uint8_t static_display:1;
uint8_t reserved2:7;
uint16_t legacy_crt_max_x;
uint16_t legacy_crt_max_y;
uint8_t legacy_crt_max_refresh;
} __attribute__ ((packed));
struct bdb_sdvo_lvds_options {
uint8_t panel_backlight;
uint8_t h40_set_panel_type;
uint8_t panel_type;
uint8_t ssc_clk_freq;
uint16_t als_low_trip;
uint16_t als_high_trip;
uint8_t sclalarcoeff_tab_row_num;
uint8_t sclalarcoeff_tab_row_size;
uint8_t coefficient[8];
uint8_t panel_misc_bits_1;
uint8_t panel_misc_bits_2;
uint8_t panel_misc_bits_3;
uint8_t panel_misc_bits_4;
} __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 {
uint16_t t3;
uint16_t t7;
uint16_t t9;
uint16_t t10;
uint16_t t12;
} __attribute__ ((packed));
struct edp_link_params {
uint8_t rate:4;
uint8_t lanes:4;
uint8_t preemphasis:4;
uint8_t vswing:4;
} __attribute__ ((packed));
struct bdb_edp {
struct edp_power_seq power_seqs[16];
uint32_t color_depth;
struct edp_link_params link_params[16];
uint32_t sdrrs_msa_timing_delay;
uint16_t edp_s3d_feature;
uint16_t edp_t3_optimization;
} __attribute__ ((packed));
/* Block 52 contains MiPi Panel info
* 6 such enteries will there. Index into correct
* entery is based on the panel_index in #40 LFP
*/
#define MAX_MIPI_CONFIGURATIONS 6
struct mipi_config {
uint16_t panel_id;
/* General Params */
uint32_t dithering:1;
uint32_t rsvd1:1;
uint32_t panel_type:1;
uint32_t panel_arch_type:2;
uint32_t cmd_mode:1;
uint32_t vtm:2;
uint32_t cabc:1;
uint32_t pwm_blc:1;
/* Bit 13:10
* 000 - Reserved, 001 - RGB565, 002 - RGB666,
* 011 - RGB666Loosely packed, 100 - RGB888,
* others - rsvd
*/
uint32_t videomode_color_format:4;
/* Bit 15:14
* 0 - No rotation, 1 - 90 degree
* 2 - 180 degree, 3 - 270 degree
*/
uint32_t rotation:2;
uint32_t bta:1;
uint32_t rsvd2:15;
/* 2 byte Port Description */
uint16_t dual_link:2;
uint16_t lane_cnt:2;
uint16_t rsvd3:12;
/* 2 byte DSI COntroller params */
/* 0 - Using DSI PHY, 1 - TE usage */
uint16_t dsi_usage:1;
uint16_t rsvd4:15;
uint8_t rsvd5[5];
uint32_t dsi_ddr_clk;
uint32_t bridge_ref_clk;
uint8_t byte_clk_sel:2;
uint8_t rsvd6:6;
/* DPHY Flags */
uint16_t dphy_param_valid:1;
uint16_t eot_disabled:1;
uint16_t clk_stop:1;
uint16_t rsvd7:13;
uint32_t hs_tx_timeout;
uint32_t lp_rx_timeout;
uint32_t turn_around_timeout;
uint32_t device_reset_timer;
uint32_t master_init_timer;
uint32_t dbi_bw_timer;
uint32_t lp_byte_clk_val;
/* 4 byte Dphy Params */
uint32_t prepare_cnt:6;
uint32_t rsvd8:2;
uint32_t clk_zero_cnt:8;
uint32_t trail_cnt:5;
uint32_t rsvd9:3;
uint32_t exit_zero_cnt:6;
uint32_t rsvd10:2;
uint32_t clk_lane_switch_cnt;
uint32_t hl_switch_cnt;
uint32_t rsvd11[6];
/* timings based on dphy spec */
uint8_t tclk_miss;
uint8_t tclk_post;
uint8_t rsvd12;
uint8_t tclk_pre;
uint8_t tclk_prepare;
uint8_t tclk_settle;
uint8_t tclk_term_enable;
uint8_t tclk_trail;
uint16_t tclk_prepare_clkzero;
uint8_t rsvd13;
uint8_t td_term_enable;
uint8_t teot;
uint8_t ths_exit;
uint8_t ths_prepare;
uint16_t ths_prepare_hszero;
uint8_t rsvd14;
uint8_t ths_settle;
uint8_t ths_skip;
uint8_t ths_trail;
uint8_t tinit;
uint8_t tlpx;
uint8_t rsvd15[3];
/* GPIOs */
uint8_t panel_enable;
uint8_t bl_enable;
uint8_t pwm_enable;
uint8_t reset_r_n;
uint8_t pwr_down_r;
uint8_t stdby_r_n;
} __attribute__ ((packed));
/* Block 52 contains MiPi configuration block
* 6 * bdb_mipi_config, followed by 6 pps data
* block below
*/
struct mipi_pps_data {
uint16_t panel_on_delay;
uint16_t bl_enable_delay;
uint16_t bl_disable_delay;
uint16_t panel_off_delay;
uint16_t panel_power_cycle_delay;
} __attribute__ ((packed));
struct bdb_mipi_config {
struct mipi_config config[MAX_MIPI_CONFIGURATIONS];
struct mipi_pps_data pps[MAX_MIPI_CONFIGURATIONS];
} __attribute__ ((packed));
/* variable number of these - max 6 */
struct bdb_mipi_sequence {
uint8_t version;
uint8_t data[0];
} __attribute__ ((packed));
/* MIPI Sequence Block definitions */
enum mipi_seq {
MIPI_SEQ_END = 0,
MIPI_SEQ_ASSERT_RESET,
MIPI_SEQ_INIT_OTP,
MIPI_SEQ_DISPLAY_ON,
MIPI_SEQ_DISPLAY_OFF,
MIPI_SEQ_DEASSERT_RESET,
MIPI_SEQ_BACKLIGHT_ON, /* sequence block v2+ */
MIPI_SEQ_BACKLIGHT_OFF, /* sequence block v2+ */
MIPI_SEQ_TEAR_ON, /* sequence block v2+ */
MIPI_SEQ_TEAR_OFF, /* sequence block v3+ */
MIPI_SEQ_POWER_ON, /* sequence block v3+ */
MIPI_SEQ_POWER_OFF, /* sequence block v3+ */
MIPI_SEQ_MAX
};
enum mipi_seq_element {
MIPI_SEQ_ELEM_END = 0,
MIPI_SEQ_ELEM_SEND_PKT,
MIPI_SEQ_ELEM_DELAY,
MIPI_SEQ_ELEM_GPIO,
MIPI_SEQ_ELEM_I2C, /* sequence block v2+ */
MIPI_SEQ_ELEM_SPI, /* sequence block v3+ */
MIPI_SEQ_ELEM_PMIC, /* sequence block v3+ */
MIPI_SEQ_ELEM_MAX
};
/*
* Driver<->VBIOS interaction occurs through scratch bits in
* GR18 & SWF*.
*
* The VBIOS/firmware will signal to the gfx driver through the ASLE interrupt
* (visible in the interupt regs at bit 0) when it wants something done.
*
* Pre-965:
* The gfx driver can make calls to the VBIOS/firmware through an SMI request,
* generated by writing to offset 0xe0 of the device's config space (see the
* publically available 915 PRM for details).
*
* 965 and above:
* IGD OpRegion requests to the VBIOS/firmware are made using SWSCI, which can
* be triggered by writing to offset 0xe4 (see the publically available
* 965 graphics PRM for details).
*/
/* 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_SWITCH_EN (1<<29)
#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
#endif /* _INTEL_BIOS_H_ */
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