1c34b9b1f5
* Now uses the AGP GART module for memory management. This greatly simplifies the memory handling, and memory is now actually allocated on demand, instead of a fixed size (stolen memory is not freed, though). * The Intel GART module should now also work with older chipsets. * No longer remove the GTT size from the stolen memory; this appears to have been a mistake in the X driver. Not sure about the BIOS popup yet. * The AGP module (in combination with the Intel GART module) is now mandatory to use the Intel driver. * Removed now superfluous settings (like memory size). Only enabling/disabling the hardware cursor is still supported. git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@23781 a95241bf-73f2-0310-859d-f6bbb57e9c96
564 lines
16 KiB
C
564 lines
16 KiB
C
/*
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* Copyright 2006-2008, Haiku, Inc. All Rights Reserved.
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* Distributed under the terms of the MIT License.
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*
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* Authors:
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* Axel Dörfler, axeld@pinc-software.de
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*/
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#ifndef INTEL_EXTREME_H
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#define INTEL_EXTREME_H
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#include "lock.h"
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#include <Accelerant.h>
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#include <Drivers.h>
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#include <PCI.h>
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#define VENDOR_ID_INTEL 0x8086
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#define INTEL_TYPE_FAMILY_MASK 0xf000
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#define INTEL_TYPE_GROUP_MASK 0x0fff
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#define INTEL_TYPE_7xx 0x1000
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#define INTEL_TYPE_8xx 0x2000
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#define INTEL_TYPE_9xx 0x4000
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#define INTEL_TYPE_83x (INTEL_TYPE_8xx | 0x0001)
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#define INTEL_TYPE_85x (INTEL_TYPE_8xx | 0x0002)
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#define INTEL_TYPE_91x (INTEL_TYPE_9xx | 0x0010)
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#define INTEL_TYPE_945 (INTEL_TYPE_9xx | 0x0020)
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#define INTEL_TYPE_965 (INTEL_TYPE_9xx | 0x0030)
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#define INTEL_TYPE_G33 (INTEL_TYPE_9xx | 0x0040)
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#define DEVICE_NAME "intel_extreme"
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#define INTEL_ACCELERANT_NAME "intel_extreme.accelerant"
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// info about PLL on graphics card
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struct pll_info {
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uint32 reference_frequency;
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uint32 max_frequency;
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uint32 min_frequency;
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uint32 divisor_register;
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};
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struct ring_buffer {
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struct lock lock;
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uint32 register_base;
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uint32 offset;
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uint32 size;
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uint32 position;
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uint32 space_left;
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uint8 *base;
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};
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struct overlay_registers;
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struct intel_shared_info {
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area_id mode_list_area; // area containing display mode list
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uint32 mode_count;
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display_mode current_mode;
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uint32 bytes_per_row;
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uint32 bits_per_pixel;
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uint32 dpms_mode;
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area_id registers_area; // area of memory mapped registers
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uint8 *status_page;
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addr_t physical_status_page;
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uint8 *graphics_memory;
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addr_t physical_graphics_memory;
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uint32 graphics_memory_size;
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addr_t frame_buffer;
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uint32 frame_buffer_offset;
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struct lock accelerant_lock;
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struct lock engine_lock;
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ring_buffer primary_ring_buffer;
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ring_buffer secondary_ring_buffer;
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int32 overlay_channel_used;
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bool overlay_active;
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uint32 overlay_token;
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addr_t physical_overlay_registers;
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uint32 overlay_offset;
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bool hardware_cursor_enabled;
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sem_id vblank_sem;
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uint8 *cursor_memory;
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addr_t physical_cursor_memory;
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uint32 cursor_buffer_offset;
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uint32 cursor_format;
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bool cursor_visible;
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uint16 cursor_hot_x;
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uint16 cursor_hot_y;
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uint32 device_type;
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char device_identifier[32];
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struct pll_info pll_info;
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};
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//----------------- ioctl() interface ----------------
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// magic code for ioctls
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#define INTEL_PRIVATE_DATA_MAGIC 'itic'
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// list ioctls
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enum {
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INTEL_GET_PRIVATE_DATA = B_DEVICE_OP_CODES_END + 1,
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INTEL_GET_DEVICE_NAME,
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INTEL_ALLOCATE_GRAPHICS_MEMORY,
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INTEL_FREE_GRAPHICS_MEMORY
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};
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// retrieve the area_id of the kernel/accelerant shared info
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struct intel_get_private_data {
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uint32 magic; // magic number
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area_id shared_info_area;
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};
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// allocate graphics memory
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struct intel_allocate_graphics_memory {
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uint32 magic;
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uint32 size;
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uint32 alignment;
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uint32 flags;
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uint32 buffer_base;
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};
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// free graphics memory
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struct intel_free_graphics_memory {
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uint32 magic;
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uint32 buffer_base;
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};
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//----------------------------------------------------------
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// Register definitions, taken from X driver
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// PCI bridge memory management
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#define INTEL_GRAPHICS_MEMORY_CONTROL 0x52
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#define MEMORY_CONTROL_ENABLED 0x0004
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#define MEMORY_MASK 0x0001
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#define STOLEN_MEMORY_MASK 0x0070
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#define i965_GTT_MASK 0x000e
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#define G33_GTT_MASK 0x0300
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// models i830 and up
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#define i830_LOCAL_MEMORY_ONLY 0x10
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#define i830_STOLEN_512K 0x20
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#define i830_STOLEN_1M 0x30
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#define i830_STOLEN_8M 0x40
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#define i830_FRAME_BUFFER_64M 0x01
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#define i830_FRAME_BUFFER_128M 0x00
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// models i855 and up
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#define i855_STOLEN_MEMORY_1M 0x10
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#define i855_STOLEN_MEMORY_4M 0x20
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#define i855_STOLEN_MEMORY_8M 0x30
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#define i855_STOLEN_MEMORY_16M 0x40
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#define i855_STOLEN_MEMORY_32M 0x50
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#define i855_STOLEN_MEMORY_48M 0x60
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#define i855_STOLEN_MEMORY_64M 0x70
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#define i855_STOLEN_MEMORY_128M 0x80
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#define i855_STOLEN_MEMORY_256M 0x90
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// graphics page translation table
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#define INTEL_PAGE_TABLE_CONTROL 0x02020
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#define PAGE_TABLE_ENABLED 0x00000001
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#define INTEL_PAGE_TABLE_ERROR 0x02024
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#define INTEL_HARDWARE_STATUS_PAGE 0x02080
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#define i915_GTT_BASE 0x1c
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#define i830_GTT_BASE 0x10000 // (- 0x2ffff)
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#define i830_GTT_SIZE 0x20000
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#define i965_GTT_BASE 0x80000 // (- 0xfffff)
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#define i965_GTT_SIZE 0x80000
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#define i965_GTT_128K (2 << 1)
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#define i965_GTT_256K (1 << 1)
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#define i965_GTT_512K (0 << 1)
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#define G33_GTT_1M (1 << 8)
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#define G33_GTT_2M (2 << 8)
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#define GTT_ENTRY_VALID 0x01
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#define GTT_ENTRY_LOCAL_MEMORY 0x02
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#define GTT_PAGE_SHIFT 12
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// interrupts
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#define INTEL_INTERRUPT_ENABLED 0x020a0
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#define INTEL_INTERRUPT_IDENTITY 0x020a4
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#define INTEL_INTERRUPT_MASK 0x020a8
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#define INTEL_INTERRUPT_STATUS 0x020ac
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#define INTERRUPT_VBLANK (1 << 7)
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// ring buffer
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#define INTEL_PRIMARY_RING_BUFFER 0x02030
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#define INTEL_SECONDARY_RING_BUFFER_0 0x02100
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#define INTEL_SECONDARY_RING_BUFFER_1 0x02110
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// offsets for the ring buffer base registers above
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#define RING_BUFFER_TAIL 0x0
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#define RING_BUFFER_HEAD 0x4
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#define RING_BUFFER_START 0x8
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#define RING_BUFFER_CONTROL 0xc
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#define INTEL_RING_BUFFER_SIZE_MASK 0x000ff800
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#define INTEL_RING_BUFFER_HEAD_MASK 0x001ffffc
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#define INTEL_RING_BUFFER_ENABLED 1
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// display A
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#define INTEL_DISPLAY_A_HTOTAL 0x60000
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#define INTEL_DISPLAY_A_HBLANK 0x60004
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#define INTEL_DISPLAY_A_HSYNC 0x60008
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#define INTEL_DISPLAY_A_VTOTAL 0x6000c
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#define INTEL_DISPLAY_A_VBLANK 0x60010
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#define INTEL_DISPLAY_A_VSYNC 0x60014
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#define INTEL_DISPLAY_A_IMAGE_SIZE 0x6001c
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#define INTEL_DISPLAY_A_CONTROL 0x70180
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#define INTEL_DISPLAY_A_BASE 0x70184
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#define INTEL_DISPLAY_A_BYTES_PER_ROW 0x70188
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#define INTEL_DISPLAY_A_SURFACE 0x7019c // i965 and up only
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#define DISPLAY_CONTROL_ENABLED (1UL << 31)
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#define DISPLAY_CONTROL_GAMMA (1UL << 30)
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#define DISPLAY_CONTROL_COLOR_MASK (0x0fUL << 26)
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#define DISPLAY_CONTROL_CMAP8 (2UL << 26)
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#define DISPLAY_CONTROL_RGB15 (4UL << 26)
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#define DISPLAY_CONTROL_RGB16 (5UL << 26)
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#define DISPLAY_CONTROL_RGB32 (6UL << 26)
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#define INTEL_VGA_DISPLAY_CONTROL 0x71400
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#define VGA_DISPLAY_DISABLED (1UL << 31)
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#define INTEL_DISPLAY_A_PALETTE 0x0a000
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#define INTEL_DISPLAY_A_PIPE_CONTROL 0x70008
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#define DISPLAY_PIPE_ENABLED (1UL << 31)
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#define INTEL_DISPLAY_A_PIPE_STATUS 0x70024
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#define DISPLAY_PIPE_VBLANK_ENABLED (1UL << 17)
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#define DISPLAY_PIPE_VBLANK_STATUS (1UL << 1)
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#define INTEL_DISPLAY_A_PLL 0x06014
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#define INTEL_DISPLAY_A_PLL_DIVISOR_0 0x06040
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#define INTEL_DISPLAY_A_PLL_DIVISOR_1 0x06044
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#define DISPLAY_PLL_ENABLED (1UL << 31)
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#define DISPLAY_PLL_2X_CLOCK (1UL << 30)
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#define DISPLAY_PLL_SYNC_LOCK_ENABLED (1UL << 29)
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#define DISPLAY_PLL_NO_VGA_CONTROL (1UL << 28)
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#define DISPLAY_PLL_MODE_ANALOG (1UL << 26)
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#define DISPLAY_PLL_DIVIDE_HIGH (1UL << 24)
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#define DISPLAY_PLL_DIVIDE_4X (1UL << 23)
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#define DISPLAY_PLL_POST1_DIVIDE_2 (1UL << 21)
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#define DISPLAY_PLL_POST1_DIVISOR_MASK 0x001f0000
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#define DISPLAY_PLL_9xx_POST1_DIVISOR_MASK 0x00ff0000
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#define DISPLAY_PLL_POST1_DIVISOR_SHIFT 16
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#define DISPLAY_PLL_DIVISOR_1 (1UL << 8)
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#define DISPLAY_PLL_N_DIVISOR_MASK 0x001f0000
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#define DISPLAY_PLL_M1_DIVISOR_MASK 0x00001f00
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#define DISPLAY_PLL_M2_DIVISOR_MASK 0x0000001f
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#define DISPLAY_PLL_N_DIVISOR_SHIFT 16
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#define DISPLAY_PLL_M1_DIVISOR_SHIFT 8
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#define DISPLAY_PLL_M2_DIVISOR_SHIFT 0
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#define DISPLAY_PLL_PULSE_PHASE_SHIFT 9
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#define INTEL_DISPLAY_A_ANALOG_PORT 0x61100
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#define DISPLAY_MONITOR_PORT_ENABLED (1UL << 31)
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#define DISPLAY_MONITOR_PIPE_B (1UL << 30)
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#define DISPLAY_MONITOR_VGA_POLARITY (1UL << 15)
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#define DISPLAY_MONITOR_MODE_MASK (3UL << 10)
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#define DISPLAY_MONITOR_ON 0
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#define DISPLAY_MONITOR_SUSPEND (1UL << 10)
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#define DISPLAY_MONITOR_STAND_BY (2UL << 10)
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#define DISPLAY_MONITOR_OFF (3UL << 10)
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#define DISPLAY_MONITOR_POLARITY_MASK (3UL << 3)
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#define DISPLAY_MONITOR_POSITIVE_HSYNC (1UL << 3)
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#define DISPLAY_MONITOR_POSITIVE_VSYNC (2UL << 3)
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// display B
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#define INTEL_DISPLAY_B_DIGITAL_PORT 0x61140
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#define INTEL_DISPLAY_B_IMAGE_SIZE 0x6101c
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#define INTEL_DISPLAY_B_PIPE_CONTROL 0x71008
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#define INTEL_DISPLAY_B_CONTROL 0x71180
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#define INTEL_DISPLAY_B_BASE 0x71184
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#define INTEL_DISPLAY_B_BYTES_PER_ROW 0x71188
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#define INTEL_DISPLAY_B_SURFACE 0x7119c // i965 and up only
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#define INTEL_DISPLAY_B_PALETTE 0x0a800
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#define INTEL_DISPLAY_A_DIGITAL_PORT 0x61120
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#define INTEL_DISPLAY_C_DIGITAL 0x61160
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#define INTEL_DISPLAY_LVDS_PORT 0x61180
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// cursor
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#define INTEL_CURSOR_CONTROL 0x70080
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#define INTEL_CURSOR_BASE 0x70084
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#define INTEL_CURSOR_POSITION 0x70088
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#define INTEL_CURSOR_PALETTE 0x70090 // (- 0x7009f)
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#define INTEL_CURSOR_SIZE 0x700a0
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#define CURSOR_ENABLED (1UL << 31)
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#define CURSOR_FORMAT_2_COLORS (0UL << 24)
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#define CURSOR_FORMAT_3_COLORS (1UL << 24)
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#define CURSOR_FORMAT_4_COLORS (2UL << 24)
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#define CURSOR_FORMAT_ARGB (4UL << 24)
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#define CURSOR_FORMAT_XRGB (5UL << 24)
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#define CURSOR_POSITION_NEGATIVE 0x8000
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#define CURSOR_POSITION_MASK 0x3fff
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// ring buffer commands
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#define COMMAND_NOOP 0x00
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#define COMMAND_WAIT_FOR_EVENT (0x03 << 23)
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#define COMMAND_WAIT_FOR_OVERLAY_FLIP (1 << 16)
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#define COMMAND_FLUSH (0x04 << 23)
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// overlay flip
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#define COMMAND_OVERLAY_FLIP (0x11 << 23)
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#define COMMAND_OVERLAY_CONTINUE (0 << 21)
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#define COMMAND_OVERLAY_ON (1 << 21)
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#define COMMAND_OVERLAY_OFF (2 << 21)
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#define OVERLAY_UPDATE_COEFFICIENTS 0x1
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// 2D acceleration
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#define XY_COMMAND_SOURCE_BLIT 0x54c00006
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#define XY_COMMAND_COLOR_BLIT 0x54000004
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#define XY_COMMAND_SETUP_MONO_PATTERN 0x44400007
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#define XY_COMMAND_SCANLINE_BLIT 0x49400001
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#define COMMAND_COLOR_BLIT 0x50000003
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#define COMMAND_BLIT_RGBA 0x00300000
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#define COMMAND_MODE_SOLID_PATTERN 0x80
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#define COMMAND_MODE_CMAP8 0x00
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#define COMMAND_MODE_RGB15 0x02
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#define COMMAND_MODE_RGB16 0x01
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#define COMMAND_MODE_RGB32 0x03
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// i2c
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#define INTEL_I2C_IO_A 0x5010
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#define INTEL_I2C_IO_B 0x5014
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#define INTEL_I2C_IO_C 0x5018
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#define INTEL_I2C_IO_D 0x501c
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#define INTEL_I2C_IO_E 0x5020
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#define INTEL_I2C_IO_F 0x5024
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#define INTEL_I2C_IO_G 0x5028
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#define INTEL_I2C_IO_H 0x502c
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#define I2C_CLOCK_DIRECTION_MASK (1 << 0)
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#define I2C_CLOCK_DIRECTION_OUT (1 << 1)
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#define I2C_CLOCK_VALUE_MASK (1 << 2)
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#define I2C_CLOCK_VALUE_OUT (1 << 3)
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#define I2C_CLOCK_VALUE_IN (1 << 4)
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#define I2C_DATA_DIRECTION_MASK (1 << 8)
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#define I2C_DATA_DIRECTION_OUT (1 << 9)
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#define I2C_DATA_VALUE_MASK (1 << 10)
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#define I2C_DATA_VALUE_OUT (1 << 11)
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#define I2C_DATA_VALUE_IN (1 << 12)
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#define I2C_RESERVED ((1 << 13) | (1 << 5))
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// overlay
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#define INTEL_OVERLAY_UPDATE 0x30000
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#define INTEL_OVERLAY_TEST 0x30004
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#define INTEL_OVERLAY_STATUS 0x30008
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#define INTEL_OVERLAY_EXTENDED_STATUS 0x3000c
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#define INTEL_OVERLAY_GAMMA_5 0x30010
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#define INTEL_OVERLAY_GAMMA_4 0x30014
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#define INTEL_OVERLAY_GAMMA_3 0x30018
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#define INTEL_OVERLAY_GAMMA_2 0x3001c
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#define INTEL_OVERLAY_GAMMA_1 0x30020
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#define INTEL_OVERLAY_GAMMA_0 0x30024
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struct overlay_scale {
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uint32 _reserved0 : 3;
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uint32 horizontal_scale_fraction : 12;
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uint32 _reserved1 : 1;
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uint32 horizontal_downscale_factor : 3;
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uint32 _reserved2 : 1;
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uint32 vertical_scale_fraction : 12;
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};
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#define OVERLAY_FORMAT_RGB15 0x2
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#define OVERLAY_FORMAT_RGB16 0x3
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#define OVERLAY_FORMAT_RGB32 0x1
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#define OVERLAY_FORMAT_YCbCr422 0x8
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#define OVERLAY_FORMAT_YCbCr411 0x9
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#define OVERLAY_FORMAT_YCbCr420 0xc
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#define OVERLAY_MIRROR_NORMAL 0x0
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#define OVERLAY_MIRROR_HORIZONTAL 0x1
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#define OVERLAY_MIRROR_VERTICAL 0x2
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// The real overlay registers are written to using an update buffer
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struct overlay_registers {
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uint32 buffer_rgb0;
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uint32 buffer_rgb1;
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uint32 buffer_u0;
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uint32 buffer_v0;
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uint32 buffer_u1;
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uint32 buffer_v1;
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// (0x18) OSTRIDE - overlay stride
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uint16 stride_rgb;
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uint16 stride_uv;
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// (0x1c) YRGB_VPH - Y/RGB vertical phase
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uint16 vertical_phase0_rgb;
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uint16 vertical_phase1_rgb;
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// (0x20) UV_VPH - UV vertical phase
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uint16 vertical_phase0_uv;
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uint16 vertical_phase1_uv;
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// (0x24) HORZ_PH - horizontal phase
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uint16 horizontal_phase_rgb;
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uint16 horizontal_phase_uv;
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// (0x28) INIT_PHS - initial phase shift
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uint32 initial_vertical_phase0_shift_rgb0 : 4;
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uint32 initial_vertical_phase1_shift_rgb0 : 4;
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uint32 initial_horizontal_phase_shift_rgb0 : 4;
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uint32 initial_vertical_phase0_shift_uv : 4;
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uint32 initial_vertical_phase1_shift_uv : 4;
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uint32 initial_horizontal_phase_shift_uv : 4;
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uint32 _reserved0 : 8;
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// (0x2c) DWINPOS - destination window position
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uint16 window_left;
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uint16 window_top;
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// (0x30) DWINSZ - destination window size
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uint16 window_width;
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uint16 window_height;
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// (0x34) SWIDTH - source width
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uint16 source_width_rgb;
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uint16 source_width_uv;
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// (0x38) SWITDHSW - source width in 8 byte steps
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uint16 source_bytes_per_row_rgb;
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uint16 source_bytes_per_row_uv;
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uint16 source_height_rgb;
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uint16 source_height_uv;
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|
overlay_scale scale_rgb;
|
|
overlay_scale scale_uv;
|
|
// (0x48) OCLRC0 - overlay color correction 0
|
|
uint32 brightness_correction : 8; // signed, -128 to 127
|
|
uint32 _reserved1 : 10;
|
|
uint32 contrast_correction : 9; // fixed point: 3.6 bits
|
|
uint32 _reserved2 : 5;
|
|
// (0x4c) OCLRC1 - overlay color correction 1
|
|
uint32 saturation_cos_correction : 10; // fixed point: 3.7 bits
|
|
uint32 _reserved3 : 6;
|
|
uint32 saturation_sin_correction : 11; // signed fixed point: 3.7 bits
|
|
uint32 _reserved4 : 5;
|
|
// (0x50) DCLRKV - destination color key value
|
|
uint32 color_key_blue : 8;
|
|
uint32 color_key_green : 8;
|
|
uint32 color_key_red : 8;
|
|
uint32 _reserved5 : 8;
|
|
// (0x54) DCLRKM - destination color key mask
|
|
uint32 color_key_mask_blue : 8;
|
|
uint32 color_key_mask_green : 8;
|
|
uint32 color_key_mask_red : 8;
|
|
uint32 _reserved6 : 7;
|
|
uint32 color_key_enabled : 1;
|
|
// (0x58) SCHRKVH - source chroma key high value
|
|
uint32 source_chroma_key_high_red : 8;
|
|
uint32 source_chroma_key_high_blue : 8;
|
|
uint32 source_chroma_key_high_green : 8;
|
|
uint32 _reserved7 : 8;
|
|
// (0x5c) SCHRKVL - source chroma key low value
|
|
uint32 source_chroma_key_low_red : 8;
|
|
uint32 source_chroma_key_low_blue : 8;
|
|
uint32 source_chroma_key_low_green : 8;
|
|
uint32 _reserved8 : 8;
|
|
// (0x60) SCHRKEN - source chroma key enable
|
|
uint32 _reserved9 : 24;
|
|
uint32 source_chroma_key_red_enabled : 1;
|
|
uint32 source_chroma_key_blue_enabled : 1;
|
|
uint32 source_chroma_key_green_enabled : 1;
|
|
uint32 _reserved10 : 5;
|
|
// (0x64) OCONFIG - overlay configuration
|
|
uint32 _reserved11 : 3;
|
|
uint32 color_control_output_mode : 1;
|
|
uint32 yuv_to_rgb_bypass : 1;
|
|
uint32 _reserved12 : 11;
|
|
uint32 gamma2_enabled : 1;
|
|
uint32 _reserved13 : 1;
|
|
uint32 select_pipe : 1;
|
|
uint32 slot_time : 8;
|
|
uint32 _reserved14 : 5;
|
|
// (0x68) OCOMD - overlay command
|
|
uint32 overlay_enabled : 1;
|
|
uint32 active_field : 1;
|
|
uint32 active_buffer : 2;
|
|
uint32 test_mode : 1;
|
|
uint32 buffer_field_mode : 1;
|
|
uint32 _reserved15 : 1;
|
|
uint32 tv_flip_field_enabled : 1;
|
|
uint32 _reserved16 : 1;
|
|
uint32 tv_flip_field_parity : 1;
|
|
uint32 source_format : 4;
|
|
uint32 ycbcr422_order : 2;
|
|
uint32 _reserved18 : 1;
|
|
uint32 mirroring_mode : 2;
|
|
uint32 _reserved19 : 13;
|
|
|
|
uint32 _reserved20;
|
|
|
|
uint32 start_0y;
|
|
uint32 start_1y;
|
|
uint32 start_0u;
|
|
uint32 start_0v;
|
|
uint32 start_1u;
|
|
uint32 start_1v;
|
|
uint32 _reserved21[6];
|
|
#if 0
|
|
// (0x70) AWINPOS - alpha blend window position
|
|
uint32 awinpos;
|
|
// (0x74) AWINSZ - alpha blend window size
|
|
uint32 awinsz;
|
|
|
|
uint32 _reserved21[10];
|
|
#endif
|
|
|
|
// (0xa0) FASTHSCALE - fast horizontal downscale (strangely enough,
|
|
// the next two registers switch the usual Y/RGB vs. UV order)
|
|
uint16 horizontal_scale_uv;
|
|
uint16 horizontal_scale_rgb;
|
|
// (0xa4) UVSCALEV - vertical downscale
|
|
uint16 vertical_scale_uv;
|
|
uint16 vertical_scale_rgb;
|
|
|
|
uint32 _reserved22[86];
|
|
|
|
// (0x200) polyphase filter coefficients
|
|
uint16 vertical_coefficients_rgb[128];
|
|
uint16 horizontal_coefficients_rgb[128];
|
|
|
|
uint32 _reserved23[64];
|
|
|
|
// (0x500)
|
|
uint16 vertical_coefficients_uv[128];
|
|
uint16 horizontal_coefficients_uv[128];
|
|
};
|
|
|
|
// i965 overlay support is currently realized using its 3D hardware
|
|
#define INTEL_i965_OVERLAY_STATE_SIZE 36864
|
|
#define INTEL_i965_3D_CONTEXT_SIZE 32768
|
|
|
|
inline bool
|
|
intel_uses_physical_overlay(intel_shared_info &info)
|
|
{
|
|
return info.device_type != INTEL_TYPE_G33;
|
|
}
|
|
|
|
|
|
struct hardware_status {
|
|
uint32 interrupt_status_register;
|
|
uint32 _reserved0[3];
|
|
void *primary_ring_head_storage;
|
|
uint32 _reserved1[3];
|
|
void *secondary_ring_0_head_storage;
|
|
void *secondary_ring_1_head_storage;
|
|
uint32 _reserved2[2];
|
|
void *binning_head_storage;
|
|
uint32 _reserved3[3];
|
|
uint32 store[1008];
|
|
};
|
|
|
|
#endif /* INTEL_EXTREME_H */
|