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linux/drivers/gpu/drm/i915/i915_reg.h
Li Peng 9553426372 drm/i915: Add CxSR support on Pineview DDR3 
Pineview with DDR3 memory has different latencies to enable CxSR.
This patch updates CxSR latency table to add Pineview DDR3 latency
configuration. It also adds one flag "is_ddr3" for checking DDR3
setting in MCHBAR.

Cc: Shaohua Li <shaohua.li@intel.com>
Cc: Zhao Yakui <yakui.zhao@intel.com>
Signed-off-by: Li Peng <peng.li@intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
2010-05-26 14:22:51 -07:00

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/* Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
* All Rights Reserved.
*
* 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, sub license, 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 NON-INFRINGEMENT.
* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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.
*/
#ifndef _I915_REG_H_
#define _I915_REG_H_
/*
* The Bridge device's PCI config space has information about the
* fb aperture size and the amount of pre-reserved memory.
*/
#define INTEL_GMCH_CTRL 0x52
#define INTEL_GMCH_VGA_DISABLE (1 << 1)
#define INTEL_GMCH_ENABLED 0x4
#define INTEL_GMCH_MEM_MASK 0x1
#define INTEL_GMCH_MEM_64M 0x1
#define INTEL_GMCH_MEM_128M 0
#define INTEL_GMCH_GMS_MASK (0xf << 4)
#define INTEL_855_GMCH_GMS_DISABLED (0x0 << 4)
#define INTEL_855_GMCH_GMS_STOLEN_1M (0x1 << 4)
#define INTEL_855_GMCH_GMS_STOLEN_4M (0x2 << 4)
#define INTEL_855_GMCH_GMS_STOLEN_8M (0x3 << 4)
#define INTEL_855_GMCH_GMS_STOLEN_16M (0x4 << 4)
#define INTEL_855_GMCH_GMS_STOLEN_32M (0x5 << 4)
#define INTEL_915G_GMCH_GMS_STOLEN_48M (0x6 << 4)
#define INTEL_915G_GMCH_GMS_STOLEN_64M (0x7 << 4)
#define INTEL_GMCH_GMS_STOLEN_128M (0x8 << 4)
#define INTEL_GMCH_GMS_STOLEN_256M (0x9 << 4)
#define INTEL_GMCH_GMS_STOLEN_96M (0xa << 4)
#define INTEL_GMCH_GMS_STOLEN_160M (0xb << 4)
#define INTEL_GMCH_GMS_STOLEN_224M (0xc << 4)
#define INTEL_GMCH_GMS_STOLEN_352M (0xd << 4)
#define SNB_GMCH_CTRL 0x50
#define SNB_GMCH_GMS_STOLEN_MASK 0xF8
#define SNB_GMCH_GMS_STOLEN_32M (1 << 3)
#define SNB_GMCH_GMS_STOLEN_64M (2 << 3)
#define SNB_GMCH_GMS_STOLEN_96M (3 << 3)
#define SNB_GMCH_GMS_STOLEN_128M (4 << 3)
#define SNB_GMCH_GMS_STOLEN_160M (5 << 3)
#define SNB_GMCH_GMS_STOLEN_192M (6 << 3)
#define SNB_GMCH_GMS_STOLEN_224M (7 << 3)
#define SNB_GMCH_GMS_STOLEN_256M (8 << 3)
#define SNB_GMCH_GMS_STOLEN_288M (9 << 3)
#define SNB_GMCH_GMS_STOLEN_320M (0xa << 3)
#define SNB_GMCH_GMS_STOLEN_352M (0xb << 3)
#define SNB_GMCH_GMS_STOLEN_384M (0xc << 3)
#define SNB_GMCH_GMS_STOLEN_416M (0xd << 3)
#define SNB_GMCH_GMS_STOLEN_448M (0xe << 3)
#define SNB_GMCH_GMS_STOLEN_480M (0xf << 3)
#define SNB_GMCH_GMS_STOLEN_512M (0x10 << 3)
/* PCI config space */
#define HPLLCC 0xc0 /* 855 only */
#define GC_CLOCK_CONTROL_MASK (0xf << 0)
#define GC_CLOCK_133_200 (0 << 0)
#define GC_CLOCK_100_200 (1 << 0)
#define GC_CLOCK_100_133 (2 << 0)
#define GC_CLOCK_166_250 (3 << 0)
#define GCFGC2 0xda
#define GCFGC 0xf0 /* 915+ only */
#define GC_LOW_FREQUENCY_ENABLE (1 << 7)
#define GC_DISPLAY_CLOCK_190_200_MHZ (0 << 4)
#define GC_DISPLAY_CLOCK_333_MHZ (4 << 4)
#define GC_DISPLAY_CLOCK_MASK (7 << 4)
#define GM45_GC_RENDER_CLOCK_MASK (0xf << 0)
#define GM45_GC_RENDER_CLOCK_266_MHZ (8 << 0)
#define GM45_GC_RENDER_CLOCK_320_MHZ (9 << 0)
#define GM45_GC_RENDER_CLOCK_400_MHZ (0xb << 0)
#define GM45_GC_RENDER_CLOCK_533_MHZ (0xc << 0)
#define I965_GC_RENDER_CLOCK_MASK (0xf << 0)
#define I965_GC_RENDER_CLOCK_267_MHZ (2 << 0)
#define I965_GC_RENDER_CLOCK_333_MHZ (3 << 0)
#define I965_GC_RENDER_CLOCK_444_MHZ (4 << 0)
#define I965_GC_RENDER_CLOCK_533_MHZ (5 << 0)
#define I945_GC_RENDER_CLOCK_MASK (7 << 0)
#define I945_GC_RENDER_CLOCK_166_MHZ (0 << 0)
#define I945_GC_RENDER_CLOCK_200_MHZ (1 << 0)
#define I945_GC_RENDER_CLOCK_250_MHZ (3 << 0)
#define I945_GC_RENDER_CLOCK_400_MHZ (5 << 0)
#define I915_GC_RENDER_CLOCK_MASK (7 << 0)
#define I915_GC_RENDER_CLOCK_166_MHZ (0 << 0)
#define I915_GC_RENDER_CLOCK_200_MHZ (1 << 0)
#define I915_GC_RENDER_CLOCK_333_MHZ (4 << 0)
#define LBB 0xf4
#define GDRST 0xc0
#define GDRST_FULL (0<<2)
#define GDRST_RENDER (1<<2)
#define GDRST_MEDIA (3<<2)
/* VGA stuff */
#define VGA_ST01_MDA 0x3ba
#define VGA_ST01_CGA 0x3da
#define VGA_MSR_WRITE 0x3c2
#define VGA_MSR_READ 0x3cc
#define VGA_MSR_MEM_EN (1<<1)
#define VGA_MSR_CGA_MODE (1<<0)
#define VGA_SR_INDEX 0x3c4
#define VGA_SR_DATA 0x3c5
#define VGA_AR_INDEX 0x3c0
#define VGA_AR_VID_EN (1<<5)
#define VGA_AR_DATA_WRITE 0x3c0
#define VGA_AR_DATA_READ 0x3c1
#define VGA_GR_INDEX 0x3ce
#define VGA_GR_DATA 0x3cf
/* GR05 */
#define VGA_GR_MEM_READ_MODE_SHIFT 3
#define VGA_GR_MEM_READ_MODE_PLANE 1
/* GR06 */
#define VGA_GR_MEM_MODE_MASK 0xc
#define VGA_GR_MEM_MODE_SHIFT 2
#define VGA_GR_MEM_A0000_AFFFF 0
#define VGA_GR_MEM_A0000_BFFFF 1
#define VGA_GR_MEM_B0000_B7FFF 2
#define VGA_GR_MEM_B0000_BFFFF 3
#define VGA_DACMASK 0x3c6
#define VGA_DACRX 0x3c7
#define VGA_DACWX 0x3c8
#define VGA_DACDATA 0x3c9
#define VGA_CR_INDEX_MDA 0x3b4
#define VGA_CR_DATA_MDA 0x3b5
#define VGA_CR_INDEX_CGA 0x3d4
#define VGA_CR_DATA_CGA 0x3d5
/*
* Memory interface instructions used by the kernel
*/
#define MI_INSTR(opcode, flags) (((opcode) << 23) | (flags))
#define MI_NOOP MI_INSTR(0, 0)
#define MI_USER_INTERRUPT MI_INSTR(0x02, 0)
#define MI_WAIT_FOR_EVENT MI_INSTR(0x03, 0)
#define MI_WAIT_FOR_OVERLAY_FLIP (1<<16)
#define MI_WAIT_FOR_PLANE_B_FLIP (1<<6)
#define MI_WAIT_FOR_PLANE_A_FLIP (1<<2)
#define MI_WAIT_FOR_PLANE_A_SCANLINES (1<<1)
#define MI_FLUSH MI_INSTR(0x04, 0)
#define MI_READ_FLUSH (1 << 0)
#define MI_EXE_FLUSH (1 << 1)
#define MI_NO_WRITE_FLUSH (1 << 2)
#define MI_SCENE_COUNT (1 << 3) /* just increment scene count */
#define MI_END_SCENE (1 << 4) /* flush binner and incr scene count */
#define MI_BATCH_BUFFER_END MI_INSTR(0x0a, 0)
#define MI_REPORT_HEAD MI_INSTR(0x07, 0)
#define MI_OVERLAY_FLIP MI_INSTR(0x11,0)
#define MI_OVERLAY_CONTINUE (0x0<<21)
#define MI_OVERLAY_ON (0x1<<21)
#define MI_OVERLAY_OFF (0x2<<21)
#define MI_LOAD_SCAN_LINES_INCL MI_INSTR(0x12, 0)
#define MI_DISPLAY_FLIP MI_INSTR(0x14, 2)
#define MI_DISPLAY_FLIP_PLANE(n) ((n) << 20)
#define MI_STORE_DWORD_IMM MI_INSTR(0x20, 1)
#define MI_MEM_VIRTUAL (1 << 22) /* 965+ only */
#define MI_STORE_DWORD_INDEX MI_INSTR(0x21, 1)
#define MI_STORE_DWORD_INDEX_SHIFT 2
#define MI_LOAD_REGISTER_IMM MI_INSTR(0x22, 1)
#define MI_BATCH_BUFFER MI_INSTR(0x30, 1)
#define MI_BATCH_NON_SECURE (1)
#define MI_BATCH_NON_SECURE_I965 (1<<8)
#define MI_BATCH_BUFFER_START MI_INSTR(0x31, 0)
/*
* 3D instructions used by the kernel
*/
#define GFX_INSTR(opcode, flags) ((0x3 << 29) | ((opcode) << 24) | (flags))
#define GFX_OP_RASTER_RULES ((0x3<<29)|(0x7<<24))
#define GFX_OP_SCISSOR ((0x3<<29)|(0x1c<<24)|(0x10<<19))
#define SC_UPDATE_SCISSOR (0x1<<1)
#define SC_ENABLE_MASK (0x1<<0)
#define SC_ENABLE (0x1<<0)
#define GFX_OP_LOAD_INDIRECT ((0x3<<29)|(0x1d<<24)|(0x7<<16))
#define GFX_OP_SCISSOR_INFO ((0x3<<29)|(0x1d<<24)|(0x81<<16)|(0x1))
#define SCI_YMIN_MASK (0xffff<<16)
#define SCI_XMIN_MASK (0xffff<<0)
#define SCI_YMAX_MASK (0xffff<<16)
#define SCI_XMAX_MASK (0xffff<<0)
#define GFX_OP_SCISSOR_ENABLE ((0x3<<29)|(0x1c<<24)|(0x10<<19))
#define GFX_OP_SCISSOR_RECT ((0x3<<29)|(0x1d<<24)|(0x81<<16)|1)
#define GFX_OP_COLOR_FACTOR ((0x3<<29)|(0x1d<<24)|(0x1<<16)|0x0)
#define GFX_OP_STIPPLE ((0x3<<29)|(0x1d<<24)|(0x83<<16))
#define GFX_OP_MAP_INFO ((0x3<<29)|(0x1d<<24)|0x4)
#define GFX_OP_DESTBUFFER_VARS ((0x3<<29)|(0x1d<<24)|(0x85<<16)|0x0)
#define GFX_OP_DESTBUFFER_INFO ((0x3<<29)|(0x1d<<24)|(0x8e<<16)|1)
#define GFX_OP_DRAWRECT_INFO ((0x3<<29)|(0x1d<<24)|(0x80<<16)|(0x3))
#define GFX_OP_DRAWRECT_INFO_I965 ((0x7900<<16)|0x2)
#define SRC_COPY_BLT_CMD ((2<<29)|(0x43<<22)|4)
#define XY_SRC_COPY_BLT_CMD ((2<<29)|(0x53<<22)|6)
#define XY_MONO_SRC_COPY_IMM_BLT ((2<<29)|(0x71<<22)|5)
#define XY_SRC_COPY_BLT_WRITE_ALPHA (1<<21)
#define XY_SRC_COPY_BLT_WRITE_RGB (1<<20)
#define BLT_DEPTH_8 (0<<24)
#define BLT_DEPTH_16_565 (1<<24)
#define BLT_DEPTH_16_1555 (2<<24)
#define BLT_DEPTH_32 (3<<24)
#define BLT_ROP_GXCOPY (0xcc<<16)
#define XY_SRC_COPY_BLT_SRC_TILED (1<<15) /* 965+ only */
#define XY_SRC_COPY_BLT_DST_TILED (1<<11) /* 965+ only */
#define CMD_OP_DISPLAYBUFFER_INFO ((0x0<<29)|(0x14<<23)|2)
#define ASYNC_FLIP (1<<22)
#define DISPLAY_PLANE_A (0<<20)
#define DISPLAY_PLANE_B (1<<20)
#define GFX_OP_PIPE_CONTROL ((0x3<<29)|(0x3<<27)|(0x2<<24)|2)
#define PIPE_CONTROL_QW_WRITE (1<<14)
#define PIPE_CONTROL_DEPTH_STALL (1<<13)
#define PIPE_CONTROL_WC_FLUSH (1<<12)
#define PIPE_CONTROL_IS_FLUSH (1<<11) /* MBZ on Ironlake */
#define PIPE_CONTROL_TC_FLUSH (1<<10) /* GM45+ only */
#define PIPE_CONTROL_ISP_DIS (1<<9)
#define PIPE_CONTROL_NOTIFY (1<<8)
#define PIPE_CONTROL_GLOBAL_GTT (1<<2) /* in addr dword */
#define PIPE_CONTROL_STALL_EN (1<<1) /* in addr word, Ironlake+ only */
/*
* Fence registers
*/
#define FENCE_REG_830_0 0x2000
#define FENCE_REG_945_8 0x3000
#define I830_FENCE_START_MASK 0x07f80000
#define I830_FENCE_TILING_Y_SHIFT 12
#define I830_FENCE_SIZE_BITS(size) ((ffs((size) >> 19) - 1) << 8)
#define I830_FENCE_PITCH_SHIFT 4
#define I830_FENCE_REG_VALID (1<<0)
#define I915_FENCE_MAX_PITCH_VAL 4
#define I830_FENCE_MAX_PITCH_VAL 6
#define I830_FENCE_MAX_SIZE_VAL (1<<8)
#define I915_FENCE_START_MASK 0x0ff00000
#define I915_FENCE_SIZE_BITS(size) ((ffs((size) >> 20) - 1) << 8)
#define FENCE_REG_965_0 0x03000
#define I965_FENCE_PITCH_SHIFT 2
#define I965_FENCE_TILING_Y_SHIFT 1
#define I965_FENCE_REG_VALID (1<<0)
#define I965_FENCE_MAX_PITCH_VAL 0x0400
#define FENCE_REG_SANDYBRIDGE_0 0x100000
#define SANDYBRIDGE_FENCE_PITCH_SHIFT 32
/*
* Instruction and interrupt control regs
*/
#define PGTBL_ER 0x02024
#define PRB0_TAIL 0x02030
#define PRB0_HEAD 0x02034
#define PRB0_START 0x02038
#define PRB0_CTL 0x0203c
#define TAIL_ADDR 0x001FFFF8
#define HEAD_WRAP_COUNT 0xFFE00000
#define HEAD_WRAP_ONE 0x00200000
#define HEAD_ADDR 0x001FFFFC
#define RING_NR_PAGES 0x001FF000
#define RING_REPORT_MASK 0x00000006
#define RING_REPORT_64K 0x00000002
#define RING_REPORT_128K 0x00000004
#define RING_NO_REPORT 0x00000000
#define RING_VALID_MASK 0x00000001
#define RING_VALID 0x00000001
#define RING_INVALID 0x00000000
#define PRB1_TAIL 0x02040 /* 915+ only */
#define PRB1_HEAD 0x02044 /* 915+ only */
#define PRB1_START 0x02048 /* 915+ only */
#define PRB1_CTL 0x0204c /* 915+ only */
#define IPEIR_I965 0x02064
#define IPEHR_I965 0x02068
#define INSTDONE_I965 0x0206c
#define INSTPS 0x02070 /* 965+ only */
#define INSTDONE1 0x0207c /* 965+ only */
#define ACTHD_I965 0x02074
#define HWS_PGA 0x02080
#define HWS_PGA_GEN6 0x04080
#define HWS_ADDRESS_MASK 0xfffff000
#define HWS_START_ADDRESS_SHIFT 4
#define PWRCTXA 0x2088 /* 965GM+ only */
#define PWRCTX_EN (1<<0)
#define IPEIR 0x02088
#define IPEHR 0x0208c
#define INSTDONE 0x02090
#define NOPID 0x02094
#define HWSTAM 0x02098
#define MI_MODE 0x0209c
# define VS_TIMER_DISPATCH (1 << 6)
#define SCPD0 0x0209c /* 915+ only */
#define IER 0x020a0
#define IIR 0x020a4
#define IMR 0x020a8
#define ISR 0x020ac
#define I915_PIPE_CONTROL_NOTIFY_INTERRUPT (1<<18)
#define I915_DISPLAY_PORT_INTERRUPT (1<<17)
#define I915_RENDER_COMMAND_PARSER_ERROR_INTERRUPT (1<<15)
#define I915_GMCH_THERMAL_SENSOR_EVENT_INTERRUPT (1<<14) /* p-state */
#define I915_HWB_OOM_INTERRUPT (1<<13)
#define I915_SYNC_STATUS_INTERRUPT (1<<12)
#define I915_DISPLAY_PLANE_A_FLIP_PENDING_INTERRUPT (1<<11)
#define I915_DISPLAY_PLANE_B_FLIP_PENDING_INTERRUPT (1<<10)
#define I915_OVERLAY_PLANE_FLIP_PENDING_INTERRUPT (1<<9)
#define I915_DISPLAY_PLANE_C_FLIP_PENDING_INTERRUPT (1<<8)
#define I915_DISPLAY_PIPE_A_VBLANK_INTERRUPT (1<<7)
#define I915_DISPLAY_PIPE_A_EVENT_INTERRUPT (1<<6)
#define I915_DISPLAY_PIPE_B_VBLANK_INTERRUPT (1<<5)
#define I915_DISPLAY_PIPE_B_EVENT_INTERRUPT (1<<4)
#define I915_DEBUG_INTERRUPT (1<<2)
#define I915_USER_INTERRUPT (1<<1)
#define I915_ASLE_INTERRUPT (1<<0)
#define I915_BSD_USER_INTERRUPT (1<<25)
#define EIR 0x020b0
#define EMR 0x020b4
#define ESR 0x020b8
#define GM45_ERROR_PAGE_TABLE (1<<5)
#define GM45_ERROR_MEM_PRIV (1<<4)
#define I915_ERROR_PAGE_TABLE (1<<4)
#define GM45_ERROR_CP_PRIV (1<<3)
#define I915_ERROR_MEMORY_REFRESH (1<<1)
#define I915_ERROR_INSTRUCTION (1<<0)
#define INSTPM 0x020c0
#define INSTPM_SELF_EN (1<<12) /* 915GM only */
#define ACTHD 0x020c8
#define FW_BLC 0x020d8
#define FW_BLC2 0x020dc
#define FW_BLC_SELF 0x020e0 /* 915+ only */
#define FW_BLC_SELF_EN_MASK (1<<31)
#define FW_BLC_SELF_FIFO_MASK (1<<16) /* 945 only */
#define FW_BLC_SELF_EN (1<<15) /* 945 only */
#define MM_BURST_LENGTH 0x00700000
#define MM_FIFO_WATERMARK 0x0001F000
#define LM_BURST_LENGTH 0x00000700
#define LM_FIFO_WATERMARK 0x0000001F
#define MI_ARB_STATE 0x020e4 /* 915+ only */
#define CACHE_MODE_0 0x02120 /* 915+ only */
#define CM0_MASK_SHIFT 16
#define CM0_IZ_OPT_DISABLE (1<<6)
#define CM0_ZR_OPT_DISABLE (1<<5)
#define CM0_DEPTH_EVICT_DISABLE (1<<4)
#define CM0_COLOR_EVICT_DISABLE (1<<3)
#define CM0_DEPTH_WRITE_DISABLE (1<<1)
#define CM0_RC_OP_FLUSH_DISABLE (1<<0)
#define BB_ADDR 0x02140 /* 8 bytes */
#define GFX_FLSH_CNTL 0x02170 /* 915+ only */
/*
* BSD (bit stream decoder instruction and interrupt control register defines
* (G4X and Ironlake only)
*/
#define BSD_RING_TAIL 0x04030
#define BSD_RING_HEAD 0x04034
#define BSD_RING_START 0x04038
#define BSD_RING_CTL 0x0403c
#define BSD_RING_ACTHD 0x04074
#define BSD_HWS_PGA 0x04080
/*
* Framebuffer compression (915+ only)
*/
#define FBC_CFB_BASE 0x03200 /* 4k page aligned */
#define FBC_LL_BASE 0x03204 /* 4k page aligned */
#define FBC_CONTROL 0x03208
#define FBC_CTL_EN (1<<31)
#define FBC_CTL_PERIODIC (1<<30)
#define FBC_CTL_INTERVAL_SHIFT (16)
#define FBC_CTL_UNCOMPRESSIBLE (1<<14)
#define FBC_CTL_C3_IDLE (1<<13)
#define FBC_CTL_STRIDE_SHIFT (5)
#define FBC_CTL_FENCENO (1<<0)
#define FBC_COMMAND 0x0320c
#define FBC_CMD_COMPRESS (1<<0)
#define FBC_STATUS 0x03210
#define FBC_STAT_COMPRESSING (1<<31)
#define FBC_STAT_COMPRESSED (1<<30)
#define FBC_STAT_MODIFIED (1<<29)
#define FBC_STAT_CURRENT_LINE (1<<0)
#define FBC_CONTROL2 0x03214
#define FBC_CTL_FENCE_DBL (0<<4)
#define FBC_CTL_IDLE_IMM (0<<2)
#define FBC_CTL_IDLE_FULL (1<<2)
#define FBC_CTL_IDLE_LINE (2<<2)
#define FBC_CTL_IDLE_DEBUG (3<<2)
#define FBC_CTL_CPU_FENCE (1<<1)
#define FBC_CTL_PLANEA (0<<0)
#define FBC_CTL_PLANEB (1<<0)
#define FBC_FENCE_OFF 0x0321b
#define FBC_TAG 0x03300
#define FBC_LL_SIZE (1536)
/* Framebuffer compression for GM45+ */
#define DPFC_CB_BASE 0x3200
#define DPFC_CONTROL 0x3208
#define DPFC_CTL_EN (1<<31)
#define DPFC_CTL_PLANEA (0<<30)
#define DPFC_CTL_PLANEB (1<<30)
#define DPFC_CTL_FENCE_EN (1<<29)
#define DPFC_SR_EN (1<<10)
#define DPFC_CTL_LIMIT_1X (0<<6)
#define DPFC_CTL_LIMIT_2X (1<<6)
#define DPFC_CTL_LIMIT_4X (2<<6)
#define DPFC_RECOMP_CTL 0x320c
#define DPFC_RECOMP_STALL_EN (1<<27)
#define DPFC_RECOMP_STALL_WM_SHIFT (16)
#define DPFC_RECOMP_STALL_WM_MASK (0x07ff0000)
#define DPFC_RECOMP_TIMER_COUNT_SHIFT (0)
#define DPFC_RECOMP_TIMER_COUNT_MASK (0x0000003f)
#define DPFC_STATUS 0x3210
#define DPFC_INVAL_SEG_SHIFT (16)
#define DPFC_INVAL_SEG_MASK (0x07ff0000)
#define DPFC_COMP_SEG_SHIFT (0)
#define DPFC_COMP_SEG_MASK (0x000003ff)
#define DPFC_STATUS2 0x3214
#define DPFC_FENCE_YOFF 0x3218
#define DPFC_CHICKEN 0x3224
#define DPFC_HT_MODIFY (1<<31)
/*
* GPIO regs
*/
#define GPIOA 0x5010
#define GPIOB 0x5014
#define GPIOC 0x5018
#define GPIOD 0x501c
#define GPIOE 0x5020
#define GPIOF 0x5024
#define GPIOG 0x5028
#define GPIOH 0x502c
# define GPIO_CLOCK_DIR_MASK (1 << 0)
# define GPIO_CLOCK_DIR_IN (0 << 1)
# define GPIO_CLOCK_DIR_OUT (1 << 1)
# define GPIO_CLOCK_VAL_MASK (1 << 2)
# define GPIO_CLOCK_VAL_OUT (1 << 3)
# define GPIO_CLOCK_VAL_IN (1 << 4)
# define GPIO_CLOCK_PULLUP_DISABLE (1 << 5)
# define GPIO_DATA_DIR_MASK (1 << 8)
# define GPIO_DATA_DIR_IN (0 << 9)
# define GPIO_DATA_DIR_OUT (1 << 9)
# define GPIO_DATA_VAL_MASK (1 << 10)
# define GPIO_DATA_VAL_OUT (1 << 11)
# define GPIO_DATA_VAL_IN (1 << 12)
# define GPIO_DATA_PULLUP_DISABLE (1 << 13)
#define GMBUS0 0x5100
#define GMBUS1 0x5104
#define GMBUS2 0x5108
#define GMBUS3 0x510c
#define GMBUS4 0x5110
#define GMBUS5 0x5120
/*
* Clock control & power management
*/
#define VGA0 0x6000
#define VGA1 0x6004
#define VGA_PD 0x6010
#define VGA0_PD_P2_DIV_4 (1 << 7)
#define VGA0_PD_P1_DIV_2 (1 << 5)
#define VGA0_PD_P1_SHIFT 0
#define VGA0_PD_P1_MASK (0x1f << 0)
#define VGA1_PD_P2_DIV_4 (1 << 15)
#define VGA1_PD_P1_DIV_2 (1 << 13)
#define VGA1_PD_P1_SHIFT 8
#define VGA1_PD_P1_MASK (0x1f << 8)
#define DPLL_A 0x06014
#define DPLL_B 0x06018
#define DPLL_VCO_ENABLE (1 << 31)
#define DPLL_DVO_HIGH_SPEED (1 << 30)
#define DPLL_SYNCLOCK_ENABLE (1 << 29)
#define DPLL_VGA_MODE_DIS (1 << 28)
#define DPLLB_MODE_DAC_SERIAL (1 << 26) /* i915 */
#define DPLLB_MODE_LVDS (2 << 26) /* i915 */
#define DPLL_MODE_MASK (3 << 26)
#define DPLL_DAC_SERIAL_P2_CLOCK_DIV_10 (0 << 24) /* i915 */
#define DPLL_DAC_SERIAL_P2_CLOCK_DIV_5 (1 << 24) /* i915 */
#define DPLLB_LVDS_P2_CLOCK_DIV_14 (0 << 24) /* i915 */
#define DPLLB_LVDS_P2_CLOCK_DIV_7 (1 << 24) /* i915 */
#define DPLL_P2_CLOCK_DIV_MASK 0x03000000 /* i915 */
#define DPLL_FPA01_P1_POST_DIV_MASK 0x00ff0000 /* i915 */
#define DPLL_FPA01_P1_POST_DIV_MASK_PINEVIEW 0x00ff8000 /* Pineview */
#define I915_FIFO_UNDERRUN_STATUS (1UL<<31)
#define I915_CRC_ERROR_ENABLE (1UL<<29)
#define I915_CRC_DONE_ENABLE (1UL<<28)
#define I915_GMBUS_EVENT_ENABLE (1UL<<27)
#define I915_VSYNC_INTERRUPT_ENABLE (1UL<<25)
#define I915_DISPLAY_LINE_COMPARE_ENABLE (1UL<<24)
#define I915_DPST_EVENT_ENABLE (1UL<<23)
#define I915_LEGACY_BLC_EVENT_ENABLE (1UL<<22)
#define I915_ODD_FIELD_INTERRUPT_ENABLE (1UL<<21)
#define I915_EVEN_FIELD_INTERRUPT_ENABLE (1UL<<20)
#define I915_START_VBLANK_INTERRUPT_ENABLE (1UL<<18) /* 965 or later */
#define I915_VBLANK_INTERRUPT_ENABLE (1UL<<17)
#define I915_OVERLAY_UPDATED_ENABLE (1UL<<16)
#define I915_CRC_ERROR_INTERRUPT_STATUS (1UL<<13)
#define I915_CRC_DONE_INTERRUPT_STATUS (1UL<<12)
#define I915_GMBUS_INTERRUPT_STATUS (1UL<<11)
#define I915_VSYNC_INTERRUPT_STATUS (1UL<<9)
#define I915_DISPLAY_LINE_COMPARE_STATUS (1UL<<8)
#define I915_DPST_EVENT_STATUS (1UL<<7)
#define I915_LEGACY_BLC_EVENT_STATUS (1UL<<6)
#define I915_ODD_FIELD_INTERRUPT_STATUS (1UL<<5)
#define I915_EVEN_FIELD_INTERRUPT_STATUS (1UL<<4)
#define I915_START_VBLANK_INTERRUPT_STATUS (1UL<<2) /* 965 or later */
#define I915_VBLANK_INTERRUPT_STATUS (1UL<<1)
#define I915_OVERLAY_UPDATED_STATUS (1UL<<0)
#define SRX_INDEX 0x3c4
#define SRX_DATA 0x3c5
#define SR01 1
#define SR01_SCREEN_OFF (1<<5)
#define PPCR 0x61204
#define PPCR_ON (1<<0)
#define DVOB 0x61140
#define DVOB_ON (1<<31)
#define DVOC 0x61160
#define DVOC_ON (1<<31)
#define LVDS 0x61180
#define LVDS_ON (1<<31)
#define ADPA 0x61100
#define ADPA_DPMS_MASK (~(3<<10))
#define ADPA_DPMS_ON (0<<10)
#define ADPA_DPMS_SUSPEND (1<<10)
#define ADPA_DPMS_STANDBY (2<<10)
#define ADPA_DPMS_OFF (3<<10)
#define RING_TAIL 0x00
#define TAIL_ADDR 0x001FFFF8
#define RING_HEAD 0x04
#define HEAD_WRAP_COUNT 0xFFE00000
#define HEAD_WRAP_ONE 0x00200000
#define HEAD_ADDR 0x001FFFFC
#define RING_START 0x08
#define START_ADDR 0xFFFFF000
#define RING_LEN 0x0C
#define RING_NR_PAGES 0x001FF000
#define RING_REPORT_MASK 0x00000006
#define RING_REPORT_64K 0x00000002
#define RING_REPORT_128K 0x00000004
#define RING_NO_REPORT 0x00000000
#define RING_VALID_MASK 0x00000001
#define RING_VALID 0x00000001
#define RING_INVALID 0x00000000
/* Scratch pad debug 0 reg:
*/
#define DPLL_FPA01_P1_POST_DIV_MASK_I830 0x001f0000
/*
* The i830 generation, in LVDS mode, defines P1 as the bit number set within
* this field (only one bit may be set).
*/
#define DPLL_FPA01_P1_POST_DIV_MASK_I830_LVDS 0x003f0000
#define DPLL_FPA01_P1_POST_DIV_SHIFT 16
#define DPLL_FPA01_P1_POST_DIV_SHIFT_PINEVIEW 15
/* i830, required in DVO non-gang */
#define PLL_P2_DIVIDE_BY_4 (1 << 23)
#define PLL_P1_DIVIDE_BY_TWO (1 << 21) /* i830 */
#define PLL_REF_INPUT_DREFCLK (0 << 13)
#define PLL_REF_INPUT_TVCLKINA (1 << 13) /* i830 */
#define PLL_REF_INPUT_TVCLKINBC (2 << 13) /* SDVO TVCLKIN */
#define PLLB_REF_INPUT_SPREADSPECTRUMIN (3 << 13)
#define PLL_REF_INPUT_MASK (3 << 13)
#define PLL_LOAD_PULSE_PHASE_SHIFT 9
/* Ironlake */
# define PLL_REF_SDVO_HDMI_MULTIPLIER_SHIFT 9
# define PLL_REF_SDVO_HDMI_MULTIPLIER_MASK (7 << 9)
# define PLL_REF_SDVO_HDMI_MULTIPLIER(x) (((x)-1) << 9)
# define DPLL_FPA1_P1_POST_DIV_SHIFT 0
# define DPLL_FPA1_P1_POST_DIV_MASK 0xff
/*
* Parallel to Serial Load Pulse phase selection.
* Selects the phase for the 10X DPLL clock for the PCIe
* digital display port. The range is 4 to 13; 10 or more
* is just a flip delay. The default is 6
*/
#define PLL_LOAD_PULSE_PHASE_MASK (0xf << PLL_LOAD_PULSE_PHASE_SHIFT)
#define DISPLAY_RATE_SELECT_FPA1 (1 << 8)
/*
* SDVO multiplier for 945G/GM. Not used on 965.
*/
#define SDVO_MULTIPLIER_MASK 0x000000ff
#define SDVO_MULTIPLIER_SHIFT_HIRES 4
#define SDVO_MULTIPLIER_SHIFT_VGA 0
#define DPLL_A_MD 0x0601c /* 965+ only */
/*
* UDI pixel divider, controlling how many pixels are stuffed into a packet.
*
* Value is pixels minus 1. Must be set to 1 pixel for SDVO.
*/
#define DPLL_MD_UDI_DIVIDER_MASK 0x3f000000
#define DPLL_MD_UDI_DIVIDER_SHIFT 24
/* UDI pixel divider for VGA, same as DPLL_MD_UDI_DIVIDER_MASK. */
#define DPLL_MD_VGA_UDI_DIVIDER_MASK 0x003f0000
#define DPLL_MD_VGA_UDI_DIVIDER_SHIFT 16
/*
* SDVO/UDI pixel multiplier.
*
* SDVO requires that the bus clock rate be between 1 and 2 Ghz, and the bus
* clock rate is 10 times the DPLL clock. At low resolution/refresh rate
* modes, the bus rate would be below the limits, so SDVO allows for stuffing
* dummy bytes in the datastream at an increased clock rate, with both sides of
* the link knowing how many bytes are fill.
*
* So, for a mode with a dotclock of 65Mhz, we would want to double the clock
* rate to 130Mhz to get a bus rate of 1.30Ghz. The DPLL clock rate would be
* set to 130Mhz, and the SDVO multiplier set to 2x in this register and
* through an SDVO command.
*
* This register field has values of multiplication factor minus 1, with
* a maximum multiplier of 5 for SDVO.
*/
#define DPLL_MD_UDI_MULTIPLIER_MASK 0x00003f00
#define DPLL_MD_UDI_MULTIPLIER_SHIFT 8
/*
* SDVO/UDI pixel multiplier for VGA, same as DPLL_MD_UDI_MULTIPLIER_MASK.
* This best be set to the default value (3) or the CRT won't work. No,
* I don't entirely understand what this does...
*/
#define DPLL_MD_VGA_UDI_MULTIPLIER_MASK 0x0000003f
#define DPLL_MD_VGA_UDI_MULTIPLIER_SHIFT 0
#define DPLL_B_MD 0x06020 /* 965+ only */
#define FPA0 0x06040
#define FPA1 0x06044
#define FPB0 0x06048
#define FPB1 0x0604c
#define FP_N_DIV_MASK 0x003f0000
#define FP_N_PINEVIEW_DIV_MASK 0x00ff0000
#define FP_N_DIV_SHIFT 16
#define FP_M1_DIV_MASK 0x00003f00
#define FP_M1_DIV_SHIFT 8
#define FP_M2_DIV_MASK 0x0000003f
#define FP_M2_PINEVIEW_DIV_MASK 0x000000ff
#define FP_M2_DIV_SHIFT 0
#define DPLL_TEST 0x606c
#define DPLLB_TEST_SDVO_DIV_1 (0 << 22)
#define DPLLB_TEST_SDVO_DIV_2 (1 << 22)
#define DPLLB_TEST_SDVO_DIV_4 (2 << 22)
#define DPLLB_TEST_SDVO_DIV_MASK (3 << 22)
#define DPLLB_TEST_N_BYPASS (1 << 19)
#define DPLLB_TEST_M_BYPASS (1 << 18)
#define DPLLB_INPUT_BUFFER_ENABLE (1 << 16)
#define DPLLA_TEST_N_BYPASS (1 << 3)
#define DPLLA_TEST_M_BYPASS (1 << 2)
#define DPLLA_INPUT_BUFFER_ENABLE (1 << 0)
#define D_STATE 0x6104
#define DSTATE_PLL_D3_OFF (1<<3)
#define DSTATE_GFX_CLOCK_GATING (1<<1)
#define DSTATE_DOT_CLOCK_GATING (1<<0)
#define DSPCLK_GATE_D 0x6200
# define DPUNIT_B_CLOCK_GATE_DISABLE (1 << 30) /* 965 */
# define VSUNIT_CLOCK_GATE_DISABLE (1 << 29) /* 965 */
# define VRHUNIT_CLOCK_GATE_DISABLE (1 << 28) /* 965 */
# define VRDUNIT_CLOCK_GATE_DISABLE (1 << 27) /* 965 */
# define AUDUNIT_CLOCK_GATE_DISABLE (1 << 26) /* 965 */
# define DPUNIT_A_CLOCK_GATE_DISABLE (1 << 25) /* 965 */
# define DPCUNIT_CLOCK_GATE_DISABLE (1 << 24) /* 965 */
# define TVRUNIT_CLOCK_GATE_DISABLE (1 << 23) /* 915-945 */
# define TVCUNIT_CLOCK_GATE_DISABLE (1 << 22) /* 915-945 */
# define TVFUNIT_CLOCK_GATE_DISABLE (1 << 21) /* 915-945 */
# define TVEUNIT_CLOCK_GATE_DISABLE (1 << 20) /* 915-945 */
# define DVSUNIT_CLOCK_GATE_DISABLE (1 << 19) /* 915-945 */
# define DSSUNIT_CLOCK_GATE_DISABLE (1 << 18) /* 915-945 */
# define DDBUNIT_CLOCK_GATE_DISABLE (1 << 17) /* 915-945 */
# define DPRUNIT_CLOCK_GATE_DISABLE (1 << 16) /* 915-945 */
# define DPFUNIT_CLOCK_GATE_DISABLE (1 << 15) /* 915-945 */
# define DPBMUNIT_CLOCK_GATE_DISABLE (1 << 14) /* 915-945 */
# define DPLSUNIT_CLOCK_GATE_DISABLE (1 << 13) /* 915-945 */
# define DPLUNIT_CLOCK_GATE_DISABLE (1 << 12) /* 915-945 */
# define DPOUNIT_CLOCK_GATE_DISABLE (1 << 11)
# define DPBUNIT_CLOCK_GATE_DISABLE (1 << 10)
# define DCUNIT_CLOCK_GATE_DISABLE (1 << 9)
# define DPUNIT_CLOCK_GATE_DISABLE (1 << 8)
# define VRUNIT_CLOCK_GATE_DISABLE (1 << 7) /* 915+: reserved */
# define OVHUNIT_CLOCK_GATE_DISABLE (1 << 6) /* 830-865 */
# define DPIOUNIT_CLOCK_GATE_DISABLE (1 << 6) /* 915-945 */
# define OVFUNIT_CLOCK_GATE_DISABLE (1 << 5)
# define OVBUNIT_CLOCK_GATE_DISABLE (1 << 4)
/**
* This bit must be set on the 830 to prevent hangs when turning off the
* overlay scaler.
*/
# define OVRUNIT_CLOCK_GATE_DISABLE (1 << 3)
# define OVCUNIT_CLOCK_GATE_DISABLE (1 << 2)
# define OVUUNIT_CLOCK_GATE_DISABLE (1 << 1)
# define ZVUNIT_CLOCK_GATE_DISABLE (1 << 0) /* 830 */
# define OVLUNIT_CLOCK_GATE_DISABLE (1 << 0) /* 845,865 */
#define RENCLK_GATE_D1 0x6204
# define BLITTER_CLOCK_GATE_DISABLE (1 << 13) /* 945GM only */
# define MPEG_CLOCK_GATE_DISABLE (1 << 12) /* 945GM only */
# define PC_FE_CLOCK_GATE_DISABLE (1 << 11)
# define PC_BE_CLOCK_GATE_DISABLE (1 << 10)
# define WINDOWER_CLOCK_GATE_DISABLE (1 << 9)
# define INTERPOLATOR_CLOCK_GATE_DISABLE (1 << 8)
# define COLOR_CALCULATOR_CLOCK_GATE_DISABLE (1 << 7)
# define MOTION_COMP_CLOCK_GATE_DISABLE (1 << 6)
# define MAG_CLOCK_GATE_DISABLE (1 << 5)
/** This bit must be unset on 855,865 */
# define MECI_CLOCK_GATE_DISABLE (1 << 4)
# define DCMP_CLOCK_GATE_DISABLE (1 << 3)
# define MEC_CLOCK_GATE_DISABLE (1 << 2)
# define MECO_CLOCK_GATE_DISABLE (1 << 1)
/** This bit must be set on 855,865. */
# define SV_CLOCK_GATE_DISABLE (1 << 0)
# define I915_MPEG_CLOCK_GATE_DISABLE (1 << 16)
# define I915_VLD_IP_PR_CLOCK_GATE_DISABLE (1 << 15)
# define I915_MOTION_COMP_CLOCK_GATE_DISABLE (1 << 14)
# define I915_BD_BF_CLOCK_GATE_DISABLE (1 << 13)
# define I915_SF_SE_CLOCK_GATE_DISABLE (1 << 12)
# define I915_WM_CLOCK_GATE_DISABLE (1 << 11)
# define I915_IZ_CLOCK_GATE_DISABLE (1 << 10)
# define I915_PI_CLOCK_GATE_DISABLE (1 << 9)
# define I915_DI_CLOCK_GATE_DISABLE (1 << 8)
# define I915_SH_SV_CLOCK_GATE_DISABLE (1 << 7)
# define I915_PL_DG_QC_FT_CLOCK_GATE_DISABLE (1 << 6)
# define I915_SC_CLOCK_GATE_DISABLE (1 << 5)
# define I915_FL_CLOCK_GATE_DISABLE (1 << 4)
# define I915_DM_CLOCK_GATE_DISABLE (1 << 3)
# define I915_PS_CLOCK_GATE_DISABLE (1 << 2)
# define I915_CC_CLOCK_GATE_DISABLE (1 << 1)
# define I915_BY_CLOCK_GATE_DISABLE (1 << 0)
# define I965_RCZ_CLOCK_GATE_DISABLE (1 << 30)
/** This bit must always be set on 965G/965GM */
# define I965_RCC_CLOCK_GATE_DISABLE (1 << 29)
# define I965_RCPB_CLOCK_GATE_DISABLE (1 << 28)
# define I965_DAP_CLOCK_GATE_DISABLE (1 << 27)
# define I965_ROC_CLOCK_GATE_DISABLE (1 << 26)
# define I965_GW_CLOCK_GATE_DISABLE (1 << 25)
# define I965_TD_CLOCK_GATE_DISABLE (1 << 24)
/** This bit must always be set on 965G */
# define I965_ISC_CLOCK_GATE_DISABLE (1 << 23)
# define I965_IC_CLOCK_GATE_DISABLE (1 << 22)
# define I965_EU_CLOCK_GATE_DISABLE (1 << 21)
# define I965_IF_CLOCK_GATE_DISABLE (1 << 20)
# define I965_TC_CLOCK_GATE_DISABLE (1 << 19)
# define I965_SO_CLOCK_GATE_DISABLE (1 << 17)
# define I965_FBC_CLOCK_GATE_DISABLE (1 << 16)
# define I965_MARI_CLOCK_GATE_DISABLE (1 << 15)
# define I965_MASF_CLOCK_GATE_DISABLE (1 << 14)
# define I965_MAWB_CLOCK_GATE_DISABLE (1 << 13)
# define I965_EM_CLOCK_GATE_DISABLE (1 << 12)
# define I965_UC_CLOCK_GATE_DISABLE (1 << 11)
# define I965_SI_CLOCK_GATE_DISABLE (1 << 6)
# define I965_MT_CLOCK_GATE_DISABLE (1 << 5)
# define I965_PL_CLOCK_GATE_DISABLE (1 << 4)
# define I965_DG_CLOCK_GATE_DISABLE (1 << 3)
# define I965_QC_CLOCK_GATE_DISABLE (1 << 2)
# define I965_FT_CLOCK_GATE_DISABLE (1 << 1)
# define I965_DM_CLOCK_GATE_DISABLE (1 << 0)
#define RENCLK_GATE_D2 0x6208
#define VF_UNIT_CLOCK_GATE_DISABLE (1 << 9)
#define GS_UNIT_CLOCK_GATE_DISABLE (1 << 7)
#define CL_UNIT_CLOCK_GATE_DISABLE (1 << 6)
#define RAMCLK_GATE_D 0x6210 /* CRL only */
#define DEUC 0x6214 /* CRL only */
/*
* Palette regs
*/
#define PALETTE_A 0x0a000
#define PALETTE_B 0x0a800
/* MCH MMIO space */
/*
* MCHBAR mirror.
*
* This mirrors the MCHBAR MMIO space whose location is determined by
* device 0 function 0's pci config register 0x44 or 0x48 and matches it in
* every way. It is not accessible from the CP register read instructions.
*
*/
#define MCHBAR_MIRROR_BASE 0x10000
/** 915-945 and GM965 MCH register controlling DRAM channel access */
#define DCC 0x10200
#define DCC_ADDRESSING_MODE_SINGLE_CHANNEL (0 << 0)
#define DCC_ADDRESSING_MODE_DUAL_CHANNEL_ASYMMETRIC (1 << 0)
#define DCC_ADDRESSING_MODE_DUAL_CHANNEL_INTERLEAVED (2 << 0)
#define DCC_ADDRESSING_MODE_MASK (3 << 0)
#define DCC_CHANNEL_XOR_DISABLE (1 << 10)
#define DCC_CHANNEL_XOR_BIT_17 (1 << 9)
/** Pineview MCH register contains DDR3 setting */
#define CSHRDDR3CTL 0x101a8
#define CSHRDDR3CTL_DDR3 (1 << 2)
/** 965 MCH register controlling DRAM channel configuration */
#define C0DRB3 0x10206
#define C1DRB3 0x10606
/* Clocking configuration register */
#define CLKCFG 0x10c00
#define CLKCFG_FSB_400 (5 << 0) /* hrawclk 100 */
#define CLKCFG_FSB_533 (1 << 0) /* hrawclk 133 */
#define CLKCFG_FSB_667 (3 << 0) /* hrawclk 166 */
#define CLKCFG_FSB_800 (2 << 0) /* hrawclk 200 */
#define CLKCFG_FSB_1067 (6 << 0) /* hrawclk 266 */
#define CLKCFG_FSB_1333 (7 << 0) /* hrawclk 333 */
/* Note, below two are guess */
#define CLKCFG_FSB_1600 (4 << 0) /* hrawclk 400 */
#define CLKCFG_FSB_1600_ALT (0 << 0) /* hrawclk 400 */
#define CLKCFG_FSB_MASK (7 << 0)
#define CLKCFG_MEM_533 (1 << 4)
#define CLKCFG_MEM_667 (2 << 4)
#define CLKCFG_MEM_800 (3 << 4)
#define CLKCFG_MEM_MASK (7 << 4)
#define TR1 0x11006
#define TSFS 0x11020
#define TSFS_SLOPE_MASK 0x0000ff00
#define TSFS_SLOPE_SHIFT 8
#define TSFS_INTR_MASK 0x000000ff
#define CRSTANDVID 0x11100
#define PXVFREQ_BASE 0x11110 /* P[0-15]VIDFREQ (0x1114c) (Ironlake) */
#define PXVFREQ_PX_MASK 0x7f000000
#define PXVFREQ_PX_SHIFT 24
#define VIDFREQ_BASE 0x11110
#define VIDFREQ1 0x11110 /* VIDFREQ1-4 (0x1111c) (Cantiga) */
#define VIDFREQ2 0x11114
#define VIDFREQ3 0x11118
#define VIDFREQ4 0x1111c
#define VIDFREQ_P0_MASK 0x1f000000
#define VIDFREQ_P0_SHIFT 24
#define VIDFREQ_P0_CSCLK_MASK 0x00f00000
#define VIDFREQ_P0_CSCLK_SHIFT 20
#define VIDFREQ_P0_CRCLK_MASK 0x000f0000
#define VIDFREQ_P0_CRCLK_SHIFT 16
#define VIDFREQ_P1_MASK 0x00001f00
#define VIDFREQ_P1_SHIFT 8
#define VIDFREQ_P1_CSCLK_MASK 0x000000f0
#define VIDFREQ_P1_CSCLK_SHIFT 4
#define VIDFREQ_P1_CRCLK_MASK 0x0000000f
#define INTTOEXT_BASE_ILK 0x11300
#define INTTOEXT_BASE 0x11120 /* INTTOEXT1-8 (0x1113c) */
#define INTTOEXT_MAP3_SHIFT 24
#define INTTOEXT_MAP3_MASK (0x1f << INTTOEXT_MAP3_SHIFT)
#define INTTOEXT_MAP2_SHIFT 16
#define INTTOEXT_MAP2_MASK (0x1f << INTTOEXT_MAP2_SHIFT)
#define INTTOEXT_MAP1_SHIFT 8
#define INTTOEXT_MAP1_MASK (0x1f << INTTOEXT_MAP1_SHIFT)
#define INTTOEXT_MAP0_SHIFT 0
#define INTTOEXT_MAP0_MASK (0x1f << INTTOEXT_MAP0_SHIFT)
#define MEMSWCTL 0x11170 /* Ironlake only */
#define MEMCTL_CMD_MASK 0xe000
#define MEMCTL_CMD_SHIFT 13
#define MEMCTL_CMD_RCLK_OFF 0
#define MEMCTL_CMD_RCLK_ON 1
#define MEMCTL_CMD_CHFREQ 2
#define MEMCTL_CMD_CHVID 3
#define MEMCTL_CMD_VMMOFF 4
#define MEMCTL_CMD_VMMON 5
#define MEMCTL_CMD_STS (1<<12) /* write 1 triggers command, clears
when command complete */
#define MEMCTL_FREQ_MASK 0x0f00 /* jitter, from 0-15 */
#define MEMCTL_FREQ_SHIFT 8
#define MEMCTL_SFCAVM (1<<7)
#define MEMCTL_TGT_VID_MASK 0x007f
#define MEMIHYST 0x1117c
#define MEMINTREN 0x11180 /* 16 bits */
#define MEMINT_RSEXIT_EN (1<<8)
#define MEMINT_CX_SUPR_EN (1<<7)
#define MEMINT_CONT_BUSY_EN (1<<6)
#define MEMINT_AVG_BUSY_EN (1<<5)
#define MEMINT_EVAL_CHG_EN (1<<4)
#define MEMINT_MON_IDLE_EN (1<<3)
#define MEMINT_UP_EVAL_EN (1<<2)
#define MEMINT_DOWN_EVAL_EN (1<<1)
#define MEMINT_SW_CMD_EN (1<<0)
#define MEMINTRSTR 0x11182 /* 16 bits */
#define MEM_RSEXIT_MASK 0xc000
#define MEM_RSEXIT_SHIFT 14
#define MEM_CONT_BUSY_MASK 0x3000
#define MEM_CONT_BUSY_SHIFT 12
#define MEM_AVG_BUSY_MASK 0x0c00
#define MEM_AVG_BUSY_SHIFT 10
#define MEM_EVAL_CHG_MASK 0x0300
#define MEM_EVAL_BUSY_SHIFT 8
#define MEM_MON_IDLE_MASK 0x00c0
#define MEM_MON_IDLE_SHIFT 6
#define MEM_UP_EVAL_MASK 0x0030
#define MEM_UP_EVAL_SHIFT 4
#define MEM_DOWN_EVAL_MASK 0x000c
#define MEM_DOWN_EVAL_SHIFT 2
#define MEM_SW_CMD_MASK 0x0003
#define MEM_INT_STEER_GFX 0
#define MEM_INT_STEER_CMR 1
#define MEM_INT_STEER_SMI 2
#define MEM_INT_STEER_SCI 3
#define MEMINTRSTS 0x11184
#define MEMINT_RSEXIT (1<<7)
#define MEMINT_CONT_BUSY (1<<6)
#define MEMINT_AVG_BUSY (1<<5)
#define MEMINT_EVAL_CHG (1<<4)
#define MEMINT_MON_IDLE (1<<3)
#define MEMINT_UP_EVAL (1<<2)
#define MEMINT_DOWN_EVAL (1<<1)
#define MEMINT_SW_CMD (1<<0)
#define MEMMODECTL 0x11190
#define MEMMODE_BOOST_EN (1<<31)
#define MEMMODE_BOOST_FREQ_MASK 0x0f000000 /* jitter for boost, 0-15 */
#define MEMMODE_BOOST_FREQ_SHIFT 24
#define MEMMODE_IDLE_MODE_MASK 0x00030000
#define MEMMODE_IDLE_MODE_SHIFT 16
#define MEMMODE_IDLE_MODE_EVAL 0
#define MEMMODE_IDLE_MODE_CONT 1
#define MEMMODE_HWIDLE_EN (1<<15)
#define MEMMODE_SWMODE_EN (1<<14)
#define MEMMODE_RCLK_GATE (1<<13)
#define MEMMODE_HW_UPDATE (1<<12)
#define MEMMODE_FSTART_MASK 0x00000f00 /* starting jitter, 0-15 */
#define MEMMODE_FSTART_SHIFT 8
#define MEMMODE_FMAX_MASK 0x000000f0 /* max jitter, 0-15 */
#define MEMMODE_FMAX_SHIFT 4
#define MEMMODE_FMIN_MASK 0x0000000f /* min jitter, 0-15 */
#define RCBMAXAVG 0x1119c
#define MEMSWCTL2 0x1119e /* Cantiga only */
#define SWMEMCMD_RENDER_OFF (0 << 13)
#define SWMEMCMD_RENDER_ON (1 << 13)
#define SWMEMCMD_SWFREQ (2 << 13)
#define SWMEMCMD_TARVID (3 << 13)
#define SWMEMCMD_VRM_OFF (4 << 13)
#define SWMEMCMD_VRM_ON (5 << 13)
#define CMDSTS (1<<12)
#define SFCAVM (1<<11)
#define SWFREQ_MASK 0x0380 /* P0-7 */
#define SWFREQ_SHIFT 7
#define TARVID_MASK 0x001f
#define MEMSTAT_CTG 0x111a0
#define RCBMINAVG 0x111a0
#define RCUPEI 0x111b0
#define RCDNEI 0x111b4
#define MCHBAR_RENDER_STANDBY 0x111b8
#define RCX_SW_EXIT (1<<23)
#define RSX_STATUS_MASK 0x00700000
#define VIDCTL 0x111c0
#define VIDSTS 0x111c8
#define VIDSTART 0x111cc /* 8 bits */
#define MEMSTAT_ILK 0x111f8
#define MEMSTAT_VID_MASK 0x7f00
#define MEMSTAT_VID_SHIFT 8
#define MEMSTAT_PSTATE_MASK 0x00f8
#define MEMSTAT_PSTATE_SHIFT 3
#define MEMSTAT_MON_ACTV (1<<2)
#define MEMSTAT_SRC_CTL_MASK 0x0003
#define MEMSTAT_SRC_CTL_CORE 0
#define MEMSTAT_SRC_CTL_TRB 1
#define MEMSTAT_SRC_CTL_THM 2
#define MEMSTAT_SRC_CTL_STDBY 3
#define RCPREVBSYTUPAVG 0x113b8
#define RCPREVBSYTDNAVG 0x113bc
#define SDEW 0x1124c
#define CSIEW0 0x11250
#define CSIEW1 0x11254
#define CSIEW2 0x11258
#define PEW 0x1125c
#define DEW 0x11270
#define MCHAFE 0x112c0
#define CSIEC 0x112e0
#define DMIEC 0x112e4
#define DDREC 0x112e8
#define PEG0EC 0x112ec
#define PEG1EC 0x112f0
#define GFXEC 0x112f4
#define RPPREVBSYTUPAVG 0x113b8
#define RPPREVBSYTDNAVG 0x113bc
#define ECR 0x11600
#define ECR_GPFE (1<<31)
#define ECR_IMONE (1<<30)
#define ECR_CAP_MASK 0x0000001f /* Event range, 0-31 */
#define OGW0 0x11608
#define OGW1 0x1160c
#define EG0 0x11610
#define EG1 0x11614
#define EG2 0x11618
#define EG3 0x1161c
#define EG4 0x11620
#define EG5 0x11624
#define EG6 0x11628
#define EG7 0x1162c
#define PXW 0x11664
#define PXWL 0x11680
#define LCFUSE02 0x116c0
#define LCFUSE_HIV_MASK 0x000000ff
#define CSIPLL0 0x12c10
#define DDRMPLL1 0X12c20
#define PEG_BAND_GAP_DATA 0x14d68
/*
* Overlay regs
*/
#define OVADD 0x30000
#define DOVSTA 0x30008
#define OC_BUF (0x3<<20)
#define OGAMC5 0x30010
#define OGAMC4 0x30014
#define OGAMC3 0x30018
#define OGAMC2 0x3001c
#define OGAMC1 0x30020
#define OGAMC0 0x30024
/*
* Display engine regs
*/
/* Pipe A timing regs */
#define HTOTAL_A 0x60000
#define HBLANK_A 0x60004
#define HSYNC_A 0x60008
#define VTOTAL_A 0x6000c
#define VBLANK_A 0x60010
#define VSYNC_A 0x60014
#define PIPEASRC 0x6001c
#define BCLRPAT_A 0x60020
/* Pipe B timing regs */
#define HTOTAL_B 0x61000
#define HBLANK_B 0x61004
#define HSYNC_B 0x61008
#define VTOTAL_B 0x6100c
#define VBLANK_B 0x61010
#define VSYNC_B 0x61014
#define PIPEBSRC 0x6101c
#define BCLRPAT_B 0x61020
/* VGA port control */
#define ADPA 0x61100
#define ADPA_DAC_ENABLE (1<<31)
#define ADPA_DAC_DISABLE 0
#define ADPA_PIPE_SELECT_MASK (1<<30)
#define ADPA_PIPE_A_SELECT 0
#define ADPA_PIPE_B_SELECT (1<<30)
#define ADPA_USE_VGA_HVPOLARITY (1<<15)
#define ADPA_SETS_HVPOLARITY 0
#define ADPA_VSYNC_CNTL_DISABLE (1<<11)
#define ADPA_VSYNC_CNTL_ENABLE 0
#define ADPA_HSYNC_CNTL_DISABLE (1<<10)
#define ADPA_HSYNC_CNTL_ENABLE 0
#define ADPA_VSYNC_ACTIVE_HIGH (1<<4)
#define ADPA_VSYNC_ACTIVE_LOW 0
#define ADPA_HSYNC_ACTIVE_HIGH (1<<3)
#define ADPA_HSYNC_ACTIVE_LOW 0
#define ADPA_DPMS_MASK (~(3<<10))
#define ADPA_DPMS_ON (0<<10)
#define ADPA_DPMS_SUSPEND (1<<10)
#define ADPA_DPMS_STANDBY (2<<10)
#define ADPA_DPMS_OFF (3<<10)
/* Hotplug control (945+ only) */
#define PORT_HOTPLUG_EN 0x61110
#define HDMIB_HOTPLUG_INT_EN (1 << 29)
#define DPB_HOTPLUG_INT_EN (1 << 29)
#define HDMIC_HOTPLUG_INT_EN (1 << 28)
#define DPC_HOTPLUG_INT_EN (1 << 28)
#define HDMID_HOTPLUG_INT_EN (1 << 27)
#define DPD_HOTPLUG_INT_EN (1 << 27)
#define SDVOB_HOTPLUG_INT_EN (1 << 26)
#define SDVOC_HOTPLUG_INT_EN (1 << 25)
#define TV_HOTPLUG_INT_EN (1 << 18)
#define CRT_HOTPLUG_INT_EN (1 << 9)
#define CRT_HOTPLUG_FORCE_DETECT (1 << 3)
#define CRT_HOTPLUG_ACTIVATION_PERIOD_32 (0 << 8)
/* must use period 64 on GM45 according to docs */
#define CRT_HOTPLUG_ACTIVATION_PERIOD_64 (1 << 8)
#define CRT_HOTPLUG_DAC_ON_TIME_2M (0 << 7)
#define CRT_HOTPLUG_DAC_ON_TIME_4M (1 << 7)
#define CRT_HOTPLUG_VOLTAGE_COMPARE_40 (0 << 5)
#define CRT_HOTPLUG_VOLTAGE_COMPARE_50 (1 << 5)
#define CRT_HOTPLUG_VOLTAGE_COMPARE_60 (2 << 5)
#define CRT_HOTPLUG_VOLTAGE_COMPARE_70 (3 << 5)
#define CRT_HOTPLUG_VOLTAGE_COMPARE_MASK (3 << 5)
#define CRT_HOTPLUG_DETECT_DELAY_1G (0 << 4)
#define CRT_HOTPLUG_DETECT_DELAY_2G (1 << 4)
#define CRT_HOTPLUG_DETECT_VOLTAGE_325MV (0 << 2)
#define CRT_HOTPLUG_DETECT_VOLTAGE_475MV (1 << 2)
#define CRT_HOTPLUG_MASK (0x3fc) /* Bits 9-2 */
#define PORT_HOTPLUG_STAT 0x61114
#define HDMIB_HOTPLUG_INT_STATUS (1 << 29)
#define DPB_HOTPLUG_INT_STATUS (1 << 29)
#define HDMIC_HOTPLUG_INT_STATUS (1 << 28)
#define DPC_HOTPLUG_INT_STATUS (1 << 28)
#define HDMID_HOTPLUG_INT_STATUS (1 << 27)
#define DPD_HOTPLUG_INT_STATUS (1 << 27)
#define CRT_HOTPLUG_INT_STATUS (1 << 11)
#define TV_HOTPLUG_INT_STATUS (1 << 10)
#define CRT_HOTPLUG_MONITOR_MASK (3 << 8)
#define CRT_HOTPLUG_MONITOR_COLOR (3 << 8)
#define CRT_HOTPLUG_MONITOR_MONO (2 << 8)
#define CRT_HOTPLUG_MONITOR_NONE (0 << 8)
#define SDVOC_HOTPLUG_INT_STATUS (1 << 7)
#define SDVOB_HOTPLUG_INT_STATUS (1 << 6)
/* SDVO port control */
#define SDVOB 0x61140
#define SDVOC 0x61160
#define SDVO_ENABLE (1 << 31)
#define SDVO_PIPE_B_SELECT (1 << 30)
#define SDVO_STALL_SELECT (1 << 29)
#define SDVO_INTERRUPT_ENABLE (1 << 26)
/**
* 915G/GM SDVO pixel multiplier.
*
* Programmed value is multiplier - 1, up to 5x.
*
* \sa DPLL_MD_UDI_MULTIPLIER_MASK
*/
#define SDVO_PORT_MULTIPLY_MASK (7 << 23)
#define SDVO_PORT_MULTIPLY_SHIFT 23
#define SDVO_PHASE_SELECT_MASK (15 << 19)
#define SDVO_PHASE_SELECT_DEFAULT (6 << 19)
#define SDVO_CLOCK_OUTPUT_INVERT (1 << 18)
#define SDVOC_GANG_MODE (1 << 16)
#define SDVO_ENCODING_SDVO (0x0 << 10)
#define SDVO_ENCODING_HDMI (0x2 << 10)
/** Requird for HDMI operation */
#define SDVO_NULL_PACKETS_DURING_VSYNC (1 << 9)
#define SDVO_BORDER_ENABLE (1 << 7)
#define SDVO_AUDIO_ENABLE (1 << 6)
/** New with 965, default is to be set */
#define SDVO_VSYNC_ACTIVE_HIGH (1 << 4)
/** New with 965, default is to be set */
#define SDVO_HSYNC_ACTIVE_HIGH (1 << 3)
#define SDVOB_PCIE_CONCURRENCY (1 << 3)
#define SDVO_DETECTED (1 << 2)
/* Bits to be preserved when writing */
#define SDVOB_PRESERVE_MASK ((1 << 17) | (1 << 16) | (1 << 14) | (1 << 26))
#define SDVOC_PRESERVE_MASK ((1 << 17) | (1 << 26))
/* DVO port control */
#define DVOA 0x61120
#define DVOB 0x61140
#define DVOC 0x61160
#define DVO_ENABLE (1 << 31)
#define DVO_PIPE_B_SELECT (1 << 30)
#define DVO_PIPE_STALL_UNUSED (0 << 28)
#define DVO_PIPE_STALL (1 << 28)
#define DVO_PIPE_STALL_TV (2 << 28)
#define DVO_PIPE_STALL_MASK (3 << 28)
#define DVO_USE_VGA_SYNC (1 << 15)
#define DVO_DATA_ORDER_I740 (0 << 14)
#define DVO_DATA_ORDER_FP (1 << 14)
#define DVO_VSYNC_DISABLE (1 << 11)
#define DVO_HSYNC_DISABLE (1 << 10)
#define DVO_VSYNC_TRISTATE (1 << 9)
#define DVO_HSYNC_TRISTATE (1 << 8)
#define DVO_BORDER_ENABLE (1 << 7)
#define DVO_DATA_ORDER_GBRG (1 << 6)
#define DVO_DATA_ORDER_RGGB (0 << 6)
#define DVO_DATA_ORDER_GBRG_ERRATA (0 << 6)
#define DVO_DATA_ORDER_RGGB_ERRATA (1 << 6)
#define DVO_VSYNC_ACTIVE_HIGH (1 << 4)
#define DVO_HSYNC_ACTIVE_HIGH (1 << 3)
#define DVO_BLANK_ACTIVE_HIGH (1 << 2)
#define DVO_OUTPUT_CSTATE_PIXELS (1 << 1) /* SDG only */
#define DVO_OUTPUT_SOURCE_SIZE_PIXELS (1 << 0) /* SDG only */
#define DVO_PRESERVE_MASK (0x7<<24)
#define DVOA_SRCDIM 0x61124
#define DVOB_SRCDIM 0x61144
#define DVOC_SRCDIM 0x61164
#define DVO_SRCDIM_HORIZONTAL_SHIFT 12
#define DVO_SRCDIM_VERTICAL_SHIFT 0
/* LVDS port control */
#define LVDS 0x61180
/*
* Enables the LVDS port. This bit must be set before DPLLs are enabled, as
* the DPLL semantics change when the LVDS is assigned to that pipe.
*/
#define LVDS_PORT_EN (1 << 31)
/* Selects pipe B for LVDS data. Must be set on pre-965. */
#define LVDS_PIPEB_SELECT (1 << 30)
/* LVDS dithering flag on 965/g4x platform */
#define LVDS_ENABLE_DITHER (1 << 25)
/* Enable border for unscaled (or aspect-scaled) display */
#define LVDS_BORDER_ENABLE (1 << 15)
/*
* Enables the A0-A2 data pairs and CLKA, containing 18 bits of color data per
* pixel.
*/
#define LVDS_A0A2_CLKA_POWER_MASK (3 << 8)
#define LVDS_A0A2_CLKA_POWER_DOWN (0 << 8)
#define LVDS_A0A2_CLKA_POWER_UP (3 << 8)
/*
* Controls the A3 data pair, which contains the additional LSBs for 24 bit
* mode. Only enabled if LVDS_A0A2_CLKA_POWER_UP also indicates it should be
* on.
*/
#define LVDS_A3_POWER_MASK (3 << 6)
#define LVDS_A3_POWER_DOWN (0 << 6)
#define LVDS_A3_POWER_UP (3 << 6)
/*
* Controls the CLKB pair. This should only be set when LVDS_B0B3_POWER_UP
* is set.
*/
#define LVDS_CLKB_POWER_MASK (3 << 4)
#define LVDS_CLKB_POWER_DOWN (0 << 4)
#define LVDS_CLKB_POWER_UP (3 << 4)
/*
* Controls the B0-B3 data pairs. This must be set to match the DPLL p2
* setting for whether we are in dual-channel mode. The B3 pair will
* additionally only be powered up when LVDS_A3_POWER_UP is set.
*/
#define LVDS_B0B3_POWER_MASK (3 << 2)
#define LVDS_B0B3_POWER_DOWN (0 << 2)
#define LVDS_B0B3_POWER_UP (3 << 2)
/* Panel power sequencing */
#define PP_STATUS 0x61200
#define PP_ON (1 << 31)
/*
* Indicates that all dependencies of the panel are on:
*
* - PLL enabled
* - pipe enabled
* - LVDS/DVOB/DVOC on
*/
#define PP_READY (1 << 30)
#define PP_SEQUENCE_NONE (0 << 28)
#define PP_SEQUENCE_ON (1 << 28)
#define PP_SEQUENCE_OFF (2 << 28)
#define PP_SEQUENCE_MASK 0x30000000
#define PP_CONTROL 0x61204
#define POWER_TARGET_ON (1 << 0)
#define PP_ON_DELAYS 0x61208
#define PP_OFF_DELAYS 0x6120c
#define PP_DIVISOR 0x61210
/* Panel fitting */
#define PFIT_CONTROL 0x61230
#define PFIT_ENABLE (1 << 31)
#define PFIT_PIPE_MASK (3 << 29)
#define PFIT_PIPE_SHIFT 29
#define VERT_INTERP_DISABLE (0 << 10)
#define VERT_INTERP_BILINEAR (1 << 10)
#define VERT_INTERP_MASK (3 << 10)
#define VERT_AUTO_SCALE (1 << 9)
#define HORIZ_INTERP_DISABLE (0 << 6)
#define HORIZ_INTERP_BILINEAR (1 << 6)
#define HORIZ_INTERP_MASK (3 << 6)
#define HORIZ_AUTO_SCALE (1 << 5)
#define PANEL_8TO6_DITHER_ENABLE (1 << 3)
#define PFIT_FILTER_FUZZY (0 << 24)
#define PFIT_SCALING_AUTO (0 << 26)
#define PFIT_SCALING_PROGRAMMED (1 << 26)
#define PFIT_SCALING_PILLAR (2 << 26)
#define PFIT_SCALING_LETTER (3 << 26)
#define PFIT_PGM_RATIOS 0x61234
#define PFIT_VERT_SCALE_MASK 0xfff00000
#define PFIT_HORIZ_SCALE_MASK 0x0000fff0
/* Pre-965 */
#define PFIT_VERT_SCALE_SHIFT 20
#define PFIT_VERT_SCALE_MASK 0xfff00000
#define PFIT_HORIZ_SCALE_SHIFT 4
#define PFIT_HORIZ_SCALE_MASK 0x0000fff0
/* 965+ */
#define PFIT_VERT_SCALE_SHIFT_965 16
#define PFIT_VERT_SCALE_MASK_965 0x1fff0000
#define PFIT_HORIZ_SCALE_SHIFT_965 0
#define PFIT_HORIZ_SCALE_MASK_965 0x00001fff
#define PFIT_AUTO_RATIOS 0x61238
/* Backlight control */
#define BLC_PWM_CTL 0x61254
#define BACKLIGHT_MODULATION_FREQ_SHIFT (17)
#define BLC_PWM_CTL2 0x61250 /* 965+ only */
#define BLM_COMBINATION_MODE (1 << 30)
/*
* This is the most significant 15 bits of the number of backlight cycles in a
* complete cycle of the modulated backlight control.
*
* The actual value is this field multiplied by two.
*/
#define BACKLIGHT_MODULATION_FREQ_MASK (0x7fff << 17)
#define BLM_LEGACY_MODE (1 << 16)
/*
* This is the number of cycles out of the backlight modulation cycle for which
* the backlight is on.
*
* This field must be no greater than the number of cycles in the complete
* backlight modulation cycle.
*/
#define BACKLIGHT_DUTY_CYCLE_SHIFT (0)
#define BACKLIGHT_DUTY_CYCLE_MASK (0xffff)
#define BLC_HIST_CTL 0x61260
/* TV port control */
#define TV_CTL 0x68000
/** Enables the TV encoder */
# define TV_ENC_ENABLE (1 << 31)
/** Sources the TV encoder input from pipe B instead of A. */
# define TV_ENC_PIPEB_SELECT (1 << 30)
/** Outputs composite video (DAC A only) */
# define TV_ENC_OUTPUT_COMPOSITE (0 << 28)
/** Outputs SVideo video (DAC B/C) */
# define TV_ENC_OUTPUT_SVIDEO (1 << 28)
/** Outputs Component video (DAC A/B/C) */
# define TV_ENC_OUTPUT_COMPONENT (2 << 28)
/** Outputs Composite and SVideo (DAC A/B/C) */
# define TV_ENC_OUTPUT_SVIDEO_COMPOSITE (3 << 28)
# define TV_TRILEVEL_SYNC (1 << 21)
/** Enables slow sync generation (945GM only) */
# define TV_SLOW_SYNC (1 << 20)
/** Selects 4x oversampling for 480i and 576p */
# define TV_OVERSAMPLE_4X (0 << 18)
/** Selects 2x oversampling for 720p and 1080i */
# define TV_OVERSAMPLE_2X (1 << 18)
/** Selects no oversampling for 1080p */
# define TV_OVERSAMPLE_NONE (2 << 18)
/** Selects 8x oversampling */
# define TV_OVERSAMPLE_8X (3 << 18)
/** Selects progressive mode rather than interlaced */
# define TV_PROGRESSIVE (1 << 17)
/** Sets the colorburst to PAL mode. Required for non-M PAL modes. */
# define TV_PAL_BURST (1 << 16)
/** Field for setting delay of Y compared to C */
# define TV_YC_SKEW_MASK (7 << 12)
/** Enables a fix for 480p/576p standard definition modes on the 915GM only */
# define TV_ENC_SDP_FIX (1 << 11)
/**
* Enables a fix for the 915GM only.
*
* Not sure what it does.
*/
# define TV_ENC_C0_FIX (1 << 10)
/** Bits that must be preserved by software */
# define TV_CTL_SAVE ((1 << 11) | (3 << 9) | (7 << 6) | 0xf)
# define TV_FUSE_STATE_MASK (3 << 4)
/** Read-only state that reports all features enabled */
# define TV_FUSE_STATE_ENABLED (0 << 4)
/** Read-only state that reports that Macrovision is disabled in hardware*/
# define TV_FUSE_STATE_NO_MACROVISION (1 << 4)
/** Read-only state that reports that TV-out is disabled in hardware. */
# define TV_FUSE_STATE_DISABLED (2 << 4)
/** Normal operation */
# define TV_TEST_MODE_NORMAL (0 << 0)
/** Encoder test pattern 1 - combo pattern */
# define TV_TEST_MODE_PATTERN_1 (1 << 0)
/** Encoder test pattern 2 - full screen vertical 75% color bars */
# define TV_TEST_MODE_PATTERN_2 (2 << 0)
/** Encoder test pattern 3 - full screen horizontal 75% color bars */
# define TV_TEST_MODE_PATTERN_3 (3 << 0)
/** Encoder test pattern 4 - random noise */
# define TV_TEST_MODE_PATTERN_4 (4 << 0)
/** Encoder test pattern 5 - linear color ramps */
# define TV_TEST_MODE_PATTERN_5 (5 << 0)
/**
* This test mode forces the DACs to 50% of full output.
*
* This is used for load detection in combination with TVDAC_SENSE_MASK
*/
# define TV_TEST_MODE_MONITOR_DETECT (7 << 0)
# define TV_TEST_MODE_MASK (7 << 0)
#define TV_DAC 0x68004
/**
* Reports that DAC state change logic has reported change (RO).
*
* This gets cleared when TV_DAC_STATE_EN is cleared
*/
# define TVDAC_STATE_CHG (1 << 31)
# define TVDAC_SENSE_MASK (7 << 28)
/** Reports that DAC A voltage is above the detect threshold */
# define TVDAC_A_SENSE (1 << 30)
/** Reports that DAC B voltage is above the detect threshold */
# define TVDAC_B_SENSE (1 << 29)
/** Reports that DAC C voltage is above the detect threshold */
# define TVDAC_C_SENSE (1 << 28)
/**
* Enables DAC state detection logic, for load-based TV detection.
*
* The PLL of the chosen pipe (in TV_CTL) must be running, and the encoder set
* to off, for load detection to work.
*/
# define TVDAC_STATE_CHG_EN (1 << 27)
/** Sets the DAC A sense value to high */
# define TVDAC_A_SENSE_CTL (1 << 26)
/** Sets the DAC B sense value to high */
# define TVDAC_B_SENSE_CTL (1 << 25)
/** Sets the DAC C sense value to high */
# define TVDAC_C_SENSE_CTL (1 << 24)
/** Overrides the ENC_ENABLE and DAC voltage levels */
# define DAC_CTL_OVERRIDE (1 << 7)
/** Sets the slew rate. Must be preserved in software */
# define ENC_TVDAC_SLEW_FAST (1 << 6)
# define DAC_A_1_3_V (0 << 4)
# define DAC_A_1_1_V (1 << 4)
# define DAC_A_0_7_V (2 << 4)
# define DAC_A_MASK (3 << 4)
# define DAC_B_1_3_V (0 << 2)
# define DAC_B_1_1_V (1 << 2)
# define DAC_B_0_7_V (2 << 2)
# define DAC_B_MASK (3 << 2)
# define DAC_C_1_3_V (0 << 0)
# define DAC_C_1_1_V (1 << 0)
# define DAC_C_0_7_V (2 << 0)
# define DAC_C_MASK (3 << 0)
/**
* CSC coefficients are stored in a floating point format with 9 bits of
* mantissa and 2 or 3 bits of exponent. The exponent is represented as 2**-n,
* where 2-bit exponents are unsigned n, and 3-bit exponents are signed n with
* -1 (0x3) being the only legal negative value.
*/
#define TV_CSC_Y 0x68010
# define TV_RY_MASK 0x07ff0000
# define TV_RY_SHIFT 16
# define TV_GY_MASK 0x00000fff
# define TV_GY_SHIFT 0
#define TV_CSC_Y2 0x68014
# define TV_BY_MASK 0x07ff0000
# define TV_BY_SHIFT 16
/**
* Y attenuation for component video.
*
* Stored in 1.9 fixed point.
*/
# define TV_AY_MASK 0x000003ff
# define TV_AY_SHIFT 0
#define TV_CSC_U 0x68018
# define TV_RU_MASK 0x07ff0000
# define TV_RU_SHIFT 16
# define TV_GU_MASK 0x000007ff
# define TV_GU_SHIFT 0
#define TV_CSC_U2 0x6801c
# define TV_BU_MASK 0x07ff0000
# define TV_BU_SHIFT 16
/**
* U attenuation for component video.
*
* Stored in 1.9 fixed point.
*/
# define TV_AU_MASK 0x000003ff
# define TV_AU_SHIFT 0
#define TV_CSC_V 0x68020
# define TV_RV_MASK 0x0fff0000
# define TV_RV_SHIFT 16
# define TV_GV_MASK 0x000007ff
# define TV_GV_SHIFT 0
#define TV_CSC_V2 0x68024
# define TV_BV_MASK 0x07ff0000
# define TV_BV_SHIFT 16
/**
* V attenuation for component video.
*
* Stored in 1.9 fixed point.
*/
# define TV_AV_MASK 0x000007ff
# define TV_AV_SHIFT 0
#define TV_CLR_KNOBS 0x68028
/** 2s-complement brightness adjustment */
# define TV_BRIGHTNESS_MASK 0xff000000
# define TV_BRIGHTNESS_SHIFT 24
/** Contrast adjustment, as a 2.6 unsigned floating point number */
# define TV_CONTRAST_MASK 0x00ff0000
# define TV_CONTRAST_SHIFT 16
/** Saturation adjustment, as a 2.6 unsigned floating point number */
# define TV_SATURATION_MASK 0x0000ff00
# define TV_SATURATION_SHIFT 8
/** Hue adjustment, as an integer phase angle in degrees */
# define TV_HUE_MASK 0x000000ff
# define TV_HUE_SHIFT 0
#define TV_CLR_LEVEL 0x6802c
/** Controls the DAC level for black */
# define TV_BLACK_LEVEL_MASK 0x01ff0000
# define TV_BLACK_LEVEL_SHIFT 16
/** Controls the DAC level for blanking */
# define TV_BLANK_LEVEL_MASK 0x000001ff
# define TV_BLANK_LEVEL_SHIFT 0
#define TV_H_CTL_1 0x68030
/** Number of pixels in the hsync. */
# define TV_HSYNC_END_MASK 0x1fff0000
# define TV_HSYNC_END_SHIFT 16
/** Total number of pixels minus one in the line (display and blanking). */
# define TV_HTOTAL_MASK 0x00001fff
# define TV_HTOTAL_SHIFT 0
#define TV_H_CTL_2 0x68034
/** Enables the colorburst (needed for non-component color) */
# define TV_BURST_ENA (1 << 31)
/** Offset of the colorburst from the start of hsync, in pixels minus one. */
# define TV_HBURST_START_SHIFT 16
# define TV_HBURST_START_MASK 0x1fff0000
/** Length of the colorburst */
# define TV_HBURST_LEN_SHIFT 0
# define TV_HBURST_LEN_MASK 0x0001fff
#define TV_H_CTL_3 0x68038
/** End of hblank, measured in pixels minus one from start of hsync */
# define TV_HBLANK_END_SHIFT 16
# define TV_HBLANK_END_MASK 0x1fff0000
/** Start of hblank, measured in pixels minus one from start of hsync */
# define TV_HBLANK_START_SHIFT 0
# define TV_HBLANK_START_MASK 0x0001fff
#define TV_V_CTL_1 0x6803c
/** XXX */
# define TV_NBR_END_SHIFT 16
# define TV_NBR_END_MASK 0x07ff0000
/** XXX */
# define TV_VI_END_F1_SHIFT 8
# define TV_VI_END_F1_MASK 0x00003f00
/** XXX */
# define TV_VI_END_F2_SHIFT 0
# define TV_VI_END_F2_MASK 0x0000003f
#define TV_V_CTL_2 0x68040
/** Length of vsync, in half lines */
# define TV_VSYNC_LEN_MASK 0x07ff0000
# define TV_VSYNC_LEN_SHIFT 16
/** Offset of the start of vsync in field 1, measured in one less than the
* number of half lines.
*/
# define TV_VSYNC_START_F1_MASK 0x00007f00
# define TV_VSYNC_START_F1_SHIFT 8
/**
* Offset of the start of vsync in field 2, measured in one less than the
* number of half lines.
*/
# define TV_VSYNC_START_F2_MASK 0x0000007f
# define TV_VSYNC_START_F2_SHIFT 0
#define TV_V_CTL_3 0x68044
/** Enables generation of the equalization signal */
# define TV_EQUAL_ENA (1 << 31)
/** Length of vsync, in half lines */
# define TV_VEQ_LEN_MASK 0x007f0000
# define TV_VEQ_LEN_SHIFT 16
/** Offset of the start of equalization in field 1, measured in one less than
* the number of half lines.
*/
# define TV_VEQ_START_F1_MASK 0x0007f00
# define TV_VEQ_START_F1_SHIFT 8
/**
* Offset of the start of equalization in field 2, measured in one less than
* the number of half lines.
*/
# define TV_VEQ_START_F2_MASK 0x000007f
# define TV_VEQ_START_F2_SHIFT 0
#define TV_V_CTL_4 0x68048
/**
* Offset to start of vertical colorburst, measured in one less than the
* number of lines from vertical start.
*/
# define TV_VBURST_START_F1_MASK 0x003f0000
# define TV_VBURST_START_F1_SHIFT 16
/**
* Offset to the end of vertical colorburst, measured in one less than the
* number of lines from the start of NBR.
*/
# define TV_VBURST_END_F1_MASK 0x000000ff
# define TV_VBURST_END_F1_SHIFT 0
#define TV_V_CTL_5 0x6804c
/**
* Offset to start of vertical colorburst, measured in one less than the
* number of lines from vertical start.
*/
# define TV_VBURST_START_F2_MASK 0x003f0000
# define TV_VBURST_START_F2_SHIFT 16
/**
* Offset to the end of vertical colorburst, measured in one less than the
* number of lines from the start of NBR.
*/
# define TV_VBURST_END_F2_MASK 0x000000ff
# define TV_VBURST_END_F2_SHIFT 0
#define TV_V_CTL_6 0x68050
/**
* Offset to start of vertical colorburst, measured in one less than the
* number of lines from vertical start.
*/
# define TV_VBURST_START_F3_MASK 0x003f0000
# define TV_VBURST_START_F3_SHIFT 16
/**
* Offset to the end of vertical colorburst, measured in one less than the
* number of lines from the start of NBR.
*/
# define TV_VBURST_END_F3_MASK 0x000000ff
# define TV_VBURST_END_F3_SHIFT 0
#define TV_V_CTL_7 0x68054
/**
* Offset to start of vertical colorburst, measured in one less than the
* number of lines from vertical start.
*/
# define TV_VBURST_START_F4_MASK 0x003f0000
# define TV_VBURST_START_F4_SHIFT 16
/**
* Offset to the end of vertical colorburst, measured in one less than the
* number of lines from the start of NBR.
*/
# define TV_VBURST_END_F4_MASK 0x000000ff
# define TV_VBURST_END_F4_SHIFT 0
#define TV_SC_CTL_1 0x68060
/** Turns on the first subcarrier phase generation DDA */
# define TV_SC_DDA1_EN (1 << 31)
/** Turns on the first subcarrier phase generation DDA */
# define TV_SC_DDA2_EN (1 << 30)
/** Turns on the first subcarrier phase generation DDA */
# define TV_SC_DDA3_EN (1 << 29)
/** Sets the subcarrier DDA to reset frequency every other field */
# define TV_SC_RESET_EVERY_2 (0 << 24)
/** Sets the subcarrier DDA to reset frequency every fourth field */
# define TV_SC_RESET_EVERY_4 (1 << 24)
/** Sets the subcarrier DDA to reset frequency every eighth field */
# define TV_SC_RESET_EVERY_8 (2 << 24)
/** Sets the subcarrier DDA to never reset the frequency */
# define TV_SC_RESET_NEVER (3 << 24)
/** Sets the peak amplitude of the colorburst.*/
# define TV_BURST_LEVEL_MASK 0x00ff0000
# define TV_BURST_LEVEL_SHIFT 16
/** Sets the increment of the first subcarrier phase generation DDA */
# define TV_SCDDA1_INC_MASK 0x00000fff
# define TV_SCDDA1_INC_SHIFT 0
#define TV_SC_CTL_2 0x68064
/** Sets the rollover for the second subcarrier phase generation DDA */
# define TV_SCDDA2_SIZE_MASK 0x7fff0000
# define TV_SCDDA2_SIZE_SHIFT 16
/** Sets the increent of the second subcarrier phase generation DDA */
# define TV_SCDDA2_INC_MASK 0x00007fff
# define TV_SCDDA2_INC_SHIFT 0
#define TV_SC_CTL_3 0x68068
/** Sets the rollover for the third subcarrier phase generation DDA */
# define TV_SCDDA3_SIZE_MASK 0x7fff0000
# define TV_SCDDA3_SIZE_SHIFT 16
/** Sets the increent of the third subcarrier phase generation DDA */
# define TV_SCDDA3_INC_MASK 0x00007fff
# define TV_SCDDA3_INC_SHIFT 0
#define TV_WIN_POS 0x68070
/** X coordinate of the display from the start of horizontal active */
# define TV_XPOS_MASK 0x1fff0000
# define TV_XPOS_SHIFT 16
/** Y coordinate of the display from the start of vertical active (NBR) */
# define TV_YPOS_MASK 0x00000fff
# define TV_YPOS_SHIFT 0
#define TV_WIN_SIZE 0x68074
/** Horizontal size of the display window, measured in pixels*/
# define TV_XSIZE_MASK 0x1fff0000
# define TV_XSIZE_SHIFT 16
/**
* Vertical size of the display window, measured in pixels.
*
* Must be even for interlaced modes.
*/
# define TV_YSIZE_MASK 0x00000fff
# define TV_YSIZE_SHIFT 0
#define TV_FILTER_CTL_1 0x68080
/**
* Enables automatic scaling calculation.
*
* If set, the rest of the registers are ignored, and the calculated values can
* be read back from the register.
*/
# define TV_AUTO_SCALE (1 << 31)
/**
* Disables the vertical filter.
*
* This is required on modes more than 1024 pixels wide */
# define TV_V_FILTER_BYPASS (1 << 29)
/** Enables adaptive vertical filtering */
# define TV_VADAPT (1 << 28)
# define TV_VADAPT_MODE_MASK (3 << 26)
/** Selects the least adaptive vertical filtering mode */
# define TV_VADAPT_MODE_LEAST (0 << 26)
/** Selects the moderately adaptive vertical filtering mode */
# define TV_VADAPT_MODE_MODERATE (1 << 26)
/** Selects the most adaptive vertical filtering mode */
# define TV_VADAPT_MODE_MOST (3 << 26)
/**
* Sets the horizontal scaling factor.
*
* This should be the fractional part of the horizontal scaling factor divided
* by the oversampling rate. TV_HSCALE should be less than 1, and set to:
*
* (src width - 1) / ((oversample * dest width) - 1)
*/
# define TV_HSCALE_FRAC_MASK 0x00003fff
# define TV_HSCALE_FRAC_SHIFT 0
#define TV_FILTER_CTL_2 0x68084
/**
* Sets the integer part of the 3.15 fixed-point vertical scaling factor.
*
* TV_VSCALE should be (src height - 1) / ((interlace * dest height) - 1)
*/
# define TV_VSCALE_INT_MASK 0x00038000
# define TV_VSCALE_INT_SHIFT 15
/**
* Sets the fractional part of the 3.15 fixed-point vertical scaling factor.
*
* \sa TV_VSCALE_INT_MASK
*/
# define TV_VSCALE_FRAC_MASK 0x00007fff
# define TV_VSCALE_FRAC_SHIFT 0
#define TV_FILTER_CTL_3 0x68088
/**
* Sets the integer part of the 3.15 fixed-point vertical scaling factor.
*
* TV_VSCALE should be (src height - 1) / (1/4 * (dest height - 1))
*
* For progressive modes, TV_VSCALE_IP_INT should be set to zeroes.
*/
# define TV_VSCALE_IP_INT_MASK 0x00038000
# define TV_VSCALE_IP_INT_SHIFT 15
/**
* Sets the fractional part of the 3.15 fixed-point vertical scaling factor.
*
* For progressive modes, TV_VSCALE_IP_INT should be set to zeroes.
*
* \sa TV_VSCALE_IP_INT_MASK
*/
# define TV_VSCALE_IP_FRAC_MASK 0x00007fff
# define TV_VSCALE_IP_FRAC_SHIFT 0
#define TV_CC_CONTROL 0x68090
# define TV_CC_ENABLE (1 << 31)
/**
* Specifies which field to send the CC data in.
*
* CC data is usually sent in field 0.
*/
# define TV_CC_FID_MASK (1 << 27)
# define TV_CC_FID_SHIFT 27
/** Sets the horizontal position of the CC data. Usually 135. */
# define TV_CC_HOFF_MASK 0x03ff0000
# define TV_CC_HOFF_SHIFT 16
/** Sets the vertical position of the CC data. Usually 21 */
# define TV_CC_LINE_MASK 0x0000003f
# define TV_CC_LINE_SHIFT 0
#define TV_CC_DATA 0x68094
# define TV_CC_RDY (1 << 31)
/** Second word of CC data to be transmitted. */
# define TV_CC_DATA_2_MASK 0x007f0000
# define TV_CC_DATA_2_SHIFT 16
/** First word of CC data to be transmitted. */
# define TV_CC_DATA_1_MASK 0x0000007f
# define TV_CC_DATA_1_SHIFT 0
#define TV_H_LUMA_0 0x68100
#define TV_H_LUMA_59 0x681ec
#define TV_H_CHROMA_0 0x68200
#define TV_H_CHROMA_59 0x682ec
#define TV_V_LUMA_0 0x68300
#define TV_V_LUMA_42 0x683a8
#define TV_V_CHROMA_0 0x68400
#define TV_V_CHROMA_42 0x684a8
/* Display Port */
#define DP_A 0x64000 /* eDP */
#define DP_B 0x64100
#define DP_C 0x64200
#define DP_D 0x64300
#define DP_PORT_EN (1 << 31)
#define DP_PIPEB_SELECT (1 << 30)
/* Link training mode - select a suitable mode for each stage */
#define DP_LINK_TRAIN_PAT_1 (0 << 28)
#define DP_LINK_TRAIN_PAT_2 (1 << 28)
#define DP_LINK_TRAIN_PAT_IDLE (2 << 28)
#define DP_LINK_TRAIN_OFF (3 << 28)
#define DP_LINK_TRAIN_MASK (3 << 28)
#define DP_LINK_TRAIN_SHIFT 28
/* CPT Link training mode */
#define DP_LINK_TRAIN_PAT_1_CPT (0 << 8)
#define DP_LINK_TRAIN_PAT_2_CPT (1 << 8)
#define DP_LINK_TRAIN_PAT_IDLE_CPT (2 << 8)
#define DP_LINK_TRAIN_OFF_CPT (3 << 8)
#define DP_LINK_TRAIN_MASK_CPT (7 << 8)
#define DP_LINK_TRAIN_SHIFT_CPT 8
/* Signal voltages. These are mostly controlled by the other end */
#define DP_VOLTAGE_0_4 (0 << 25)
#define DP_VOLTAGE_0_6 (1 << 25)
#define DP_VOLTAGE_0_8 (2 << 25)
#define DP_VOLTAGE_1_2 (3 << 25)
#define DP_VOLTAGE_MASK (7 << 25)
#define DP_VOLTAGE_SHIFT 25
/* Signal pre-emphasis levels, like voltages, the other end tells us what
* they want
*/
#define DP_PRE_EMPHASIS_0 (0 << 22)
#define DP_PRE_EMPHASIS_3_5 (1 << 22)
#define DP_PRE_EMPHASIS_6 (2 << 22)
#define DP_PRE_EMPHASIS_9_5 (3 << 22)
#define DP_PRE_EMPHASIS_MASK (7 << 22)
#define DP_PRE_EMPHASIS_SHIFT 22
/* How many wires to use. I guess 3 was too hard */
#define DP_PORT_WIDTH_1 (0 << 19)
#define DP_PORT_WIDTH_2 (1 << 19)
#define DP_PORT_WIDTH_4 (3 << 19)
#define DP_PORT_WIDTH_MASK (7 << 19)
/* Mystic DPCD version 1.1 special mode */
#define DP_ENHANCED_FRAMING (1 << 18)
/* eDP */
#define DP_PLL_FREQ_270MHZ (0 << 16)
#define DP_PLL_FREQ_160MHZ (1 << 16)
#define DP_PLL_FREQ_MASK (3 << 16)
/** locked once port is enabled */
#define DP_PORT_REVERSAL (1 << 15)
/* eDP */
#define DP_PLL_ENABLE (1 << 14)
/** sends the clock on lane 15 of the PEG for debug */
#define DP_CLOCK_OUTPUT_ENABLE (1 << 13)
#define DP_SCRAMBLING_DISABLE (1 << 12)
#define DP_SCRAMBLING_DISABLE_IRONLAKE (1 << 7)
/** limit RGB values to avoid confusing TVs */
#define DP_COLOR_RANGE_16_235 (1 << 8)
/** Turn on the audio link */
#define DP_AUDIO_OUTPUT_ENABLE (1 << 6)
/** vs and hs sync polarity */
#define DP_SYNC_VS_HIGH (1 << 4)
#define DP_SYNC_HS_HIGH (1 << 3)
/** A fantasy */
#define DP_DETECTED (1 << 2)
/** The aux channel provides a way to talk to the
* signal sink for DDC etc. Max packet size supported
* is 20 bytes in each direction, hence the 5 fixed
* data registers
*/
#define DPA_AUX_CH_CTL 0x64010
#define DPA_AUX_CH_DATA1 0x64014
#define DPA_AUX_CH_DATA2 0x64018
#define DPA_AUX_CH_DATA3 0x6401c
#define DPA_AUX_CH_DATA4 0x64020
#define DPA_AUX_CH_DATA5 0x64024
#define DPB_AUX_CH_CTL 0x64110
#define DPB_AUX_CH_DATA1 0x64114
#define DPB_AUX_CH_DATA2 0x64118
#define DPB_AUX_CH_DATA3 0x6411c
#define DPB_AUX_CH_DATA4 0x64120
#define DPB_AUX_CH_DATA5 0x64124
#define DPC_AUX_CH_CTL 0x64210
#define DPC_AUX_CH_DATA1 0x64214
#define DPC_AUX_CH_DATA2 0x64218
#define DPC_AUX_CH_DATA3 0x6421c
#define DPC_AUX_CH_DATA4 0x64220
#define DPC_AUX_CH_DATA5 0x64224
#define DPD_AUX_CH_CTL 0x64310
#define DPD_AUX_CH_DATA1 0x64314
#define DPD_AUX_CH_DATA2 0x64318
#define DPD_AUX_CH_DATA3 0x6431c
#define DPD_AUX_CH_DATA4 0x64320
#define DPD_AUX_CH_DATA5 0x64324
#define DP_AUX_CH_CTL_SEND_BUSY (1 << 31)
#define DP_AUX_CH_CTL_DONE (1 << 30)
#define DP_AUX_CH_CTL_INTERRUPT (1 << 29)
#define DP_AUX_CH_CTL_TIME_OUT_ERROR (1 << 28)
#define DP_AUX_CH_CTL_TIME_OUT_400us (0 << 26)
#define DP_AUX_CH_CTL_TIME_OUT_600us (1 << 26)
#define DP_AUX_CH_CTL_TIME_OUT_800us (2 << 26)
#define DP_AUX_CH_CTL_TIME_OUT_1600us (3 << 26)
#define DP_AUX_CH_CTL_TIME_OUT_MASK (3 << 26)
#define DP_AUX_CH_CTL_RECEIVE_ERROR (1 << 25)
#define DP_AUX_CH_CTL_MESSAGE_SIZE_MASK (0x1f << 20)
#define DP_AUX_CH_CTL_MESSAGE_SIZE_SHIFT 20
#define DP_AUX_CH_CTL_PRECHARGE_2US_MASK (0xf << 16)
#define DP_AUX_CH_CTL_PRECHARGE_2US_SHIFT 16
#define DP_AUX_CH_CTL_AUX_AKSV_SELECT (1 << 15)
#define DP_AUX_CH_CTL_MANCHESTER_TEST (1 << 14)
#define DP_AUX_CH_CTL_SYNC_TEST (1 << 13)
#define DP_AUX_CH_CTL_DEGLITCH_TEST (1 << 12)
#define DP_AUX_CH_CTL_PRECHARGE_TEST (1 << 11)
#define DP_AUX_CH_CTL_BIT_CLOCK_2X_MASK (0x7ff)
#define DP_AUX_CH_CTL_BIT_CLOCK_2X_SHIFT 0
/*
* Computing GMCH M and N values for the Display Port link
*
* GMCH M/N = dot clock * bytes per pixel / ls_clk * # of lanes
*
* ls_clk (we assume) is the DP link clock (1.62 or 2.7 GHz)
*
* The GMCH value is used internally
*
* bytes_per_pixel is the number of bytes coming out of the plane,
* which is after the LUTs, so we want the bytes for our color format.
* For our current usage, this is always 3, one byte for R, G and B.
*/
#define PIPEA_GMCH_DATA_M 0x70050
#define PIPEB_GMCH_DATA_M 0x71050
/* Transfer unit size for display port - 1, default is 0x3f (for TU size 64) */
#define PIPE_GMCH_DATA_M_TU_SIZE_MASK (0x3f << 25)
#define PIPE_GMCH_DATA_M_TU_SIZE_SHIFT 25
#define PIPE_GMCH_DATA_M_MASK (0xffffff)
#define PIPEA_GMCH_DATA_N 0x70054
#define PIPEB_GMCH_DATA_N 0x71054
#define PIPE_GMCH_DATA_N_MASK (0xffffff)
/*
* Computing Link M and N values for the Display Port link
*
* Link M / N = pixel_clock / ls_clk
*
* (the DP spec calls pixel_clock the 'strm_clk')
*
* The Link value is transmitted in the Main Stream
* Attributes and VB-ID.
*/
#define PIPEA_DP_LINK_M 0x70060
#define PIPEB_DP_LINK_M 0x71060
#define PIPEA_DP_LINK_M_MASK (0xffffff)
#define PIPEA_DP_LINK_N 0x70064
#define PIPEB_DP_LINK_N 0x71064
#define PIPEA_DP_LINK_N_MASK (0xffffff)
/* Display & cursor control */
/* dithering flag on Ironlake */
#define PIPE_ENABLE_DITHER (1 << 4)
#define PIPE_DITHER_TYPE_MASK (3 << 2)
#define PIPE_DITHER_TYPE_SPATIAL (0 << 2)
#define PIPE_DITHER_TYPE_ST01 (1 << 2)
/* Pipe A */
#define PIPEADSL 0x70000
#define PIPEACONF 0x70008
#define PIPEACONF_ENABLE (1<<31)
#define PIPEACONF_DISABLE 0
#define PIPEACONF_DOUBLE_WIDE (1<<30)
#define I965_PIPECONF_ACTIVE (1<<30)
#define PIPEACONF_SINGLE_WIDE 0
#define PIPEACONF_PIPE_UNLOCKED 0
#define PIPEACONF_PIPE_LOCKED (1<<25)
#define PIPEACONF_PALETTE 0
#define PIPEACONF_GAMMA (1<<24)
#define PIPECONF_FORCE_BORDER (1<<25)
#define PIPECONF_PROGRESSIVE (0 << 21)
#define PIPECONF_INTERLACE_W_FIELD_INDICATION (6 << 21)
#define PIPECONF_INTERLACE_FIELD_0_ONLY (7 << 21)
#define PIPECONF_CXSR_DOWNCLOCK (1<<16)
#define PIPEASTAT 0x70024
#define PIPE_FIFO_UNDERRUN_STATUS (1UL<<31)
#define PIPE_CRC_ERROR_ENABLE (1UL<<29)
#define PIPE_CRC_DONE_ENABLE (1UL<<28)
#define PIPE_GMBUS_EVENT_ENABLE (1UL<<27)
#define PIPE_HOTPLUG_INTERRUPT_ENABLE (1UL<<26)
#define PIPE_VSYNC_INTERRUPT_ENABLE (1UL<<25)
#define PIPE_DISPLAY_LINE_COMPARE_ENABLE (1UL<<24)
#define PIPE_DPST_EVENT_ENABLE (1UL<<23)
#define PIPE_LEGACY_BLC_EVENT_ENABLE (1UL<<22)
#define PIPE_ODD_FIELD_INTERRUPT_ENABLE (1UL<<21)
#define PIPE_EVEN_FIELD_INTERRUPT_ENABLE (1UL<<20)
#define PIPE_HOTPLUG_TV_INTERRUPT_ENABLE (1UL<<18) /* pre-965 */
#define PIPE_START_VBLANK_INTERRUPT_ENABLE (1UL<<18) /* 965 or later */
#define PIPE_VBLANK_INTERRUPT_ENABLE (1UL<<17)
#define PIPE_OVERLAY_UPDATED_ENABLE (1UL<<16)
#define PIPE_CRC_ERROR_INTERRUPT_STATUS (1UL<<13)
#define PIPE_CRC_DONE_INTERRUPT_STATUS (1UL<<12)
#define PIPE_GMBUS_INTERRUPT_STATUS (1UL<<11)
#define PIPE_HOTPLUG_INTERRUPT_STATUS (1UL<<10)
#define PIPE_VSYNC_INTERRUPT_STATUS (1UL<<9)
#define PIPE_DISPLAY_LINE_COMPARE_STATUS (1UL<<8)
#define PIPE_DPST_EVENT_STATUS (1UL<<7)
#define PIPE_LEGACY_BLC_EVENT_STATUS (1UL<<6)
#define PIPE_ODD_FIELD_INTERRUPT_STATUS (1UL<<5)
#define PIPE_EVEN_FIELD_INTERRUPT_STATUS (1UL<<4)
#define PIPE_HOTPLUG_TV_INTERRUPT_STATUS (1UL<<2) /* pre-965 */
#define PIPE_START_VBLANK_INTERRUPT_STATUS (1UL<<2) /* 965 or later */
#define PIPE_VBLANK_INTERRUPT_STATUS (1UL<<1)
#define PIPE_OVERLAY_UPDATED_STATUS (1UL<<0)
#define PIPE_BPC_MASK (7 << 5) /* Ironlake */
#define PIPE_8BPC (0 << 5)
#define PIPE_10BPC (1 << 5)
#define PIPE_6BPC (2 << 5)
#define PIPE_12BPC (3 << 5)
#define DSPARB 0x70030
#define DSPARB_CSTART_MASK (0x7f << 7)
#define DSPARB_CSTART_SHIFT 7
#define DSPARB_BSTART_MASK (0x7f)
#define DSPARB_BSTART_SHIFT 0
#define DSPARB_BEND_SHIFT 9 /* on 855 */
#define DSPARB_AEND_SHIFT 0
#define DSPFW1 0x70034
#define DSPFW_SR_SHIFT 23
#define DSPFW_SR_MASK (0x1ff<<23)
#define DSPFW_CURSORB_SHIFT 16
#define DSPFW_CURSORB_MASK (0x3f<<16)
#define DSPFW_PLANEB_SHIFT 8
#define DSPFW_PLANEB_MASK (0x7f<<8)
#define DSPFW_PLANEA_MASK (0x7f)
#define DSPFW2 0x70038
#define DSPFW_CURSORA_MASK 0x00003f00
#define DSPFW_CURSORA_SHIFT 8
#define DSPFW_PLANEC_MASK (0x7f)
#define DSPFW3 0x7003c
#define DSPFW_HPLL_SR_EN (1<<31)
#define DSPFW_CURSOR_SR_SHIFT 24
#define PINEVIEW_SELF_REFRESH_EN (1<<30)
#define DSPFW_CURSOR_SR_MASK (0x3f<<24)
#define DSPFW_HPLL_CURSOR_SHIFT 16
#define DSPFW_HPLL_CURSOR_MASK (0x3f<<16)
#define DSPFW_HPLL_SR_MASK (0x1ff)
/* FIFO watermark sizes etc */
#define G4X_FIFO_LINE_SIZE 64
#define I915_FIFO_LINE_SIZE 64
#define I830_FIFO_LINE_SIZE 32
#define G4X_FIFO_SIZE 127
#define I945_FIFO_SIZE 127 /* 945 & 965 */
#define I915_FIFO_SIZE 95
#define I855GM_FIFO_SIZE 127 /* In cachelines */
#define I830_FIFO_SIZE 95
#define G4X_MAX_WM 0x3f
#define I915_MAX_WM 0x3f
#define PINEVIEW_DISPLAY_FIFO 512 /* in 64byte unit */
#define PINEVIEW_FIFO_LINE_SIZE 64
#define PINEVIEW_MAX_WM 0x1ff
#define PINEVIEW_DFT_WM 0x3f
#define PINEVIEW_DFT_HPLLOFF_WM 0
#define PINEVIEW_GUARD_WM 10
#define PINEVIEW_CURSOR_FIFO 64
#define PINEVIEW_CURSOR_MAX_WM 0x3f
#define PINEVIEW_CURSOR_DFT_WM 0
#define PINEVIEW_CURSOR_GUARD_WM 5
/* define the Watermark register on Ironlake */
#define WM0_PIPEA_ILK 0x45100
#define WM0_PIPE_PLANE_MASK (0x7f<<16)
#define WM0_PIPE_PLANE_SHIFT 16
#define WM0_PIPE_SPRITE_MASK (0x3f<<8)
#define WM0_PIPE_SPRITE_SHIFT 8
#define WM0_PIPE_CURSOR_MASK (0x1f)
#define WM0_PIPEB_ILK 0x45104
#define WM1_LP_ILK 0x45108
#define WM1_LP_SR_EN (1<<31)
#define WM1_LP_LATENCY_SHIFT 24
#define WM1_LP_LATENCY_MASK (0x7f<<24)
#define WM1_LP_SR_MASK (0x1ff<<8)
#define WM1_LP_SR_SHIFT 8
#define WM1_LP_CURSOR_MASK (0x3f)
/* Memory latency timer register */
#define MLTR_ILK 0x11222
/* the unit of memory self-refresh latency time is 0.5us */
#define ILK_SRLT_MASK 0x3f
/* define the fifo size on Ironlake */
#define ILK_DISPLAY_FIFO 128
#define ILK_DISPLAY_MAXWM 64
#define ILK_DISPLAY_DFTWM 8
#define ILK_DISPLAY_SR_FIFO 512
#define ILK_DISPLAY_MAX_SRWM 0x1ff
#define ILK_DISPLAY_DFT_SRWM 0x3f
#define ILK_CURSOR_SR_FIFO 64
#define ILK_CURSOR_MAX_SRWM 0x3f
#define ILK_CURSOR_DFT_SRWM 8
#define ILK_FIFO_LINE_SIZE 64
/*
* The two pipe frame counter registers are not synchronized, so
* reading a stable value is somewhat tricky. The following code
* should work:
*
* do {
* high1 = ((INREG(PIPEAFRAMEHIGH) & PIPE_FRAME_HIGH_MASK) >>
* PIPE_FRAME_HIGH_SHIFT;
* low1 = ((INREG(PIPEAFRAMEPIXEL) & PIPE_FRAME_LOW_MASK) >>
* PIPE_FRAME_LOW_SHIFT);
* high2 = ((INREG(PIPEAFRAMEHIGH) & PIPE_FRAME_HIGH_MASK) >>
* PIPE_FRAME_HIGH_SHIFT);
* } while (high1 != high2);
* frame = (high1 << 8) | low1;
*/
#define PIPEAFRAMEHIGH 0x70040
#define PIPE_FRAME_HIGH_MASK 0x0000ffff
#define PIPE_FRAME_HIGH_SHIFT 0
#define PIPEAFRAMEPIXEL 0x70044
#define PIPE_FRAME_LOW_MASK 0xff000000
#define PIPE_FRAME_LOW_SHIFT 24
#define PIPE_PIXEL_MASK 0x00ffffff
#define PIPE_PIXEL_SHIFT 0
/* GM45+ just has to be different */
#define PIPEA_FRMCOUNT_GM45 0x70040
#define PIPEA_FLIPCOUNT_GM45 0x70044
/* Cursor A & B regs */
#define CURACNTR 0x70080
/* Old style CUR*CNTR flags (desktop 8xx) */
#define CURSOR_ENABLE 0x80000000
#define CURSOR_GAMMA_ENABLE 0x40000000
#define CURSOR_STRIDE_MASK 0x30000000
#define CURSOR_FORMAT_SHIFT 24
#define CURSOR_FORMAT_MASK (0x07 << CURSOR_FORMAT_SHIFT)
#define CURSOR_FORMAT_2C (0x00 << CURSOR_FORMAT_SHIFT)
#define CURSOR_FORMAT_3C (0x01 << CURSOR_FORMAT_SHIFT)
#define CURSOR_FORMAT_4C (0x02 << CURSOR_FORMAT_SHIFT)
#define CURSOR_FORMAT_ARGB (0x04 << CURSOR_FORMAT_SHIFT)
#define CURSOR_FORMAT_XRGB (0x05 << CURSOR_FORMAT_SHIFT)
/* New style CUR*CNTR flags */
#define CURSOR_MODE 0x27
#define CURSOR_MODE_DISABLE 0x00
#define CURSOR_MODE_64_32B_AX 0x07
#define CURSOR_MODE_64_ARGB_AX ((1 << 5) | CURSOR_MODE_64_32B_AX)
#define MCURSOR_PIPE_SELECT (1 << 28)
#define MCURSOR_PIPE_A 0x00
#define MCURSOR_PIPE_B (1 << 28)
#define MCURSOR_GAMMA_ENABLE (1 << 26)
#define CURABASE 0x70084
#define CURAPOS 0x70088
#define CURSOR_POS_MASK 0x007FF
#define CURSOR_POS_SIGN 0x8000
#define CURSOR_X_SHIFT 0
#define CURSOR_Y_SHIFT 16
#define CURSIZE 0x700a0
#define CURBCNTR 0x700c0
#define CURBBASE 0x700c4
#define CURBPOS 0x700c8
/* Display A control */
#define DSPACNTR 0x70180
#define DISPLAY_PLANE_ENABLE (1<<31)
#define DISPLAY_PLANE_DISABLE 0
#define DISPPLANE_GAMMA_ENABLE (1<<30)
#define DISPPLANE_GAMMA_DISABLE 0
#define DISPPLANE_PIXFORMAT_MASK (0xf<<26)
#define DISPPLANE_8BPP (0x2<<26)
#define DISPPLANE_15_16BPP (0x4<<26)
#define DISPPLANE_16BPP (0x5<<26)
#define DISPPLANE_32BPP_NO_ALPHA (0x6<<26)
#define DISPPLANE_32BPP (0x7<<26)
#define DISPPLANE_32BPP_30BIT_NO_ALPHA (0xa<<26)
#define DISPPLANE_STEREO_ENABLE (1<<25)
#define DISPPLANE_STEREO_DISABLE 0
#define DISPPLANE_SEL_PIPE_MASK (1<<24)
#define DISPPLANE_SEL_PIPE_A 0
#define DISPPLANE_SEL_PIPE_B (1<<24)
#define DISPPLANE_SRC_KEY_ENABLE (1<<22)
#define DISPPLANE_SRC_KEY_DISABLE 0
#define DISPPLANE_LINE_DOUBLE (1<<20)
#define DISPPLANE_NO_LINE_DOUBLE 0
#define DISPPLANE_STEREO_POLARITY_FIRST 0
#define DISPPLANE_STEREO_POLARITY_SECOND (1<<18)
#define DISPPLANE_TRICKLE_FEED_DISABLE (1<<14) /* Ironlake */
#define DISPPLANE_TILED (1<<10)
#define DSPAADDR 0x70184
#define DSPASTRIDE 0x70188
#define DSPAPOS 0x7018C /* reserved */
#define DSPASIZE 0x70190
#define DSPASURF 0x7019C /* 965+ only */
#define DSPATILEOFF 0x701A4 /* 965+ only */
/* VBIOS flags */
#define SWF00 0x71410
#define SWF01 0x71414
#define SWF02 0x71418
#define SWF03 0x7141c
#define SWF04 0x71420
#define SWF05 0x71424
#define SWF06 0x71428
#define SWF10 0x70410
#define SWF11 0x70414
#define SWF14 0x71420
#define SWF30 0x72414
#define SWF31 0x72418
#define SWF32 0x7241c
/* Pipe B */
#define PIPEBDSL 0x71000
#define PIPEBCONF 0x71008
#define PIPEBSTAT 0x71024
#define PIPEBFRAMEHIGH 0x71040
#define PIPEBFRAMEPIXEL 0x71044
#define PIPEB_FRMCOUNT_GM45 0x71040
#define PIPEB_FLIPCOUNT_GM45 0x71044
/* Display B control */
#define DSPBCNTR 0x71180
#define DISPPLANE_ALPHA_TRANS_ENABLE (1<<15)
#define DISPPLANE_ALPHA_TRANS_DISABLE 0
#define DISPPLANE_SPRITE_ABOVE_DISPLAY 0
#define DISPPLANE_SPRITE_ABOVE_OVERLAY (1)
#define DSPBADDR 0x71184
#define DSPBSTRIDE 0x71188
#define DSPBPOS 0x7118C
#define DSPBSIZE 0x71190
#define DSPBSURF 0x7119C
#define DSPBTILEOFF 0x711A4
/* VBIOS regs */
#define VGACNTRL 0x71400
# define VGA_DISP_DISABLE (1 << 31)
# define VGA_2X_MODE (1 << 30)
# define VGA_PIPE_B_SELECT (1 << 29)
/* Ironlake */
#define CPU_VGACNTRL 0x41000
#define DIGITAL_PORT_HOTPLUG_CNTRL 0x44030
#define DIGITAL_PORTA_HOTPLUG_ENABLE (1 << 4)
#define DIGITAL_PORTA_SHORT_PULSE_2MS (0 << 2)
#define DIGITAL_PORTA_SHORT_PULSE_4_5MS (1 << 2)
#define DIGITAL_PORTA_SHORT_PULSE_6MS (2 << 2)
#define DIGITAL_PORTA_SHORT_PULSE_100MS (3 << 2)
#define DIGITAL_PORTA_NO_DETECT (0 << 0)
#define DIGITAL_PORTA_LONG_PULSE_DETECT_MASK (1 << 1)
#define DIGITAL_PORTA_SHORT_PULSE_DETECT_MASK (1 << 0)
/* refresh rate hardware control */
#define RR_HW_CTL 0x45300
#define RR_HW_LOW_POWER_FRAMES_MASK 0xff
#define RR_HW_HIGH_POWER_FRAMES_MASK 0xff00
#define FDI_PLL_BIOS_0 0x46000
#define FDI_PLL_BIOS_1 0x46004
#define FDI_PLL_BIOS_2 0x46008
#define DISPLAY_PORT_PLL_BIOS_0 0x4600c
#define DISPLAY_PORT_PLL_BIOS_1 0x46010
#define DISPLAY_PORT_PLL_BIOS_2 0x46014
#define PCH_DSPCLK_GATE_D 0x42020
# define DPFDUNIT_CLOCK_GATE_DISABLE (1 << 7)
# define DPARBUNIT_CLOCK_GATE_DISABLE (1 << 5)
#define PCH_3DCGDIS0 0x46020
# define MARIUNIT_CLOCK_GATE_DISABLE (1 << 18)
# define SVSMUNIT_CLOCK_GATE_DISABLE (1 << 1)
#define FDI_PLL_FREQ_CTL 0x46030
#define FDI_PLL_FREQ_CHANGE_REQUEST (1<<24)
#define FDI_PLL_FREQ_LOCK_LIMIT_MASK 0xfff00
#define FDI_PLL_FREQ_DISABLE_COUNT_LIMIT_MASK 0xff
#define PIPEA_DATA_M1 0x60030
#define TU_SIZE(x) (((x)-1) << 25) /* default size 64 */
#define TU_SIZE_MASK 0x7e000000
#define PIPEA_DATA_M1_OFFSET 0
#define PIPEA_DATA_N1 0x60034
#define PIPEA_DATA_N1_OFFSET 0
#define PIPEA_DATA_M2 0x60038
#define PIPEA_DATA_M2_OFFSET 0
#define PIPEA_DATA_N2 0x6003c
#define PIPEA_DATA_N2_OFFSET 0
#define PIPEA_LINK_M1 0x60040
#define PIPEA_LINK_M1_OFFSET 0
#define PIPEA_LINK_N1 0x60044
#define PIPEA_LINK_N1_OFFSET 0
#define PIPEA_LINK_M2 0x60048
#define PIPEA_LINK_M2_OFFSET 0
#define PIPEA_LINK_N2 0x6004c
#define PIPEA_LINK_N2_OFFSET 0
/* PIPEB timing regs are same start from 0x61000 */
#define PIPEB_DATA_M1 0x61030
#define PIPEB_DATA_M1_OFFSET 0
#define PIPEB_DATA_N1 0x61034
#define PIPEB_DATA_N1_OFFSET 0
#define PIPEB_DATA_M2 0x61038
#define PIPEB_DATA_M2_OFFSET 0
#define PIPEB_DATA_N2 0x6103c
#define PIPEB_DATA_N2_OFFSET 0
#define PIPEB_LINK_M1 0x61040
#define PIPEB_LINK_M1_OFFSET 0
#define PIPEB_LINK_N1 0x61044
#define PIPEB_LINK_N1_OFFSET 0
#define PIPEB_LINK_M2 0x61048
#define PIPEB_LINK_M2_OFFSET 0
#define PIPEB_LINK_N2 0x6104c
#define PIPEB_LINK_N2_OFFSET 0
/* CPU panel fitter */
#define PFA_CTL_1 0x68080
#define PFB_CTL_1 0x68880
#define PF_ENABLE (1<<31)
#define PF_FILTER_MASK (3<<23)
#define PF_FILTER_PROGRAMMED (0<<23)
#define PF_FILTER_MED_3x3 (1<<23)
#define PF_FILTER_EDGE_ENHANCE (2<<23)
#define PF_FILTER_EDGE_SOFTEN (3<<23)
#define PFA_WIN_SZ 0x68074
#define PFB_WIN_SZ 0x68874
#define PFA_WIN_POS 0x68070
#define PFB_WIN_POS 0x68870
/* legacy palette */
#define LGC_PALETTE_A 0x4a000
#define LGC_PALETTE_B 0x4a800
/* interrupts */
#define DE_MASTER_IRQ_CONTROL (1 << 31)
#define DE_SPRITEB_FLIP_DONE (1 << 29)
#define DE_SPRITEA_FLIP_DONE (1 << 28)
#define DE_PLANEB_FLIP_DONE (1 << 27)
#define DE_PLANEA_FLIP_DONE (1 << 26)
#define DE_PCU_EVENT (1 << 25)
#define DE_GTT_FAULT (1 << 24)
#define DE_POISON (1 << 23)
#define DE_PERFORM_COUNTER (1 << 22)
#define DE_PCH_EVENT (1 << 21)
#define DE_AUX_CHANNEL_A (1 << 20)
#define DE_DP_A_HOTPLUG (1 << 19)
#define DE_GSE (1 << 18)
#define DE_PIPEB_VBLANK (1 << 15)
#define DE_PIPEB_EVEN_FIELD (1 << 14)
#define DE_PIPEB_ODD_FIELD (1 << 13)
#define DE_PIPEB_LINE_COMPARE (1 << 12)
#define DE_PIPEB_VSYNC (1 << 11)
#define DE_PIPEB_FIFO_UNDERRUN (1 << 8)
#define DE_PIPEA_VBLANK (1 << 7)
#define DE_PIPEA_EVEN_FIELD (1 << 6)
#define DE_PIPEA_ODD_FIELD (1 << 5)
#define DE_PIPEA_LINE_COMPARE (1 << 4)
#define DE_PIPEA_VSYNC (1 << 3)
#define DE_PIPEA_FIFO_UNDERRUN (1 << 0)
#define DEISR 0x44000
#define DEIMR 0x44004
#define DEIIR 0x44008
#define DEIER 0x4400c
/* GT interrupt */
#define GT_PIPE_NOTIFY (1 << 4)
#define GT_SYNC_STATUS (1 << 2)
#define GT_USER_INTERRUPT (1 << 0)
#define GT_BSD_USER_INTERRUPT (1 << 5)
#define GTISR 0x44010
#define GTIMR 0x44014
#define GTIIR 0x44018
#define GTIER 0x4401c
#define ILK_DISPLAY_CHICKEN2 0x42004
#define ILK_DPARB_GATE (1<<22)
#define ILK_VSDPFD_FULL (1<<21)
#define ILK_DSPCLK_GATE 0x42020
#define ILK_DPARB_CLK_GATE (1<<5)
#define DISP_ARB_CTL 0x45000
#define DISP_TILE_SURFACE_SWIZZLING (1<<13)
#define DISP_FBC_WM_DIS (1<<15)
/* PCH */
/* south display engine interrupt */
#define SDE_CRT_HOTPLUG (1 << 11)
#define SDE_PORTD_HOTPLUG (1 << 10)
#define SDE_PORTC_HOTPLUG (1 << 9)
#define SDE_PORTB_HOTPLUG (1 << 8)
#define SDE_SDVOB_HOTPLUG (1 << 6)
#define SDE_HOTPLUG_MASK (0xf << 8)
/* CPT */
#define SDE_CRT_HOTPLUG_CPT (1 << 19)
#define SDE_PORTD_HOTPLUG_CPT (1 << 23)
#define SDE_PORTC_HOTPLUG_CPT (1 << 22)
#define SDE_PORTB_HOTPLUG_CPT (1 << 21)
#define SDEISR 0xc4000
#define SDEIMR 0xc4004
#define SDEIIR 0xc4008
#define SDEIER 0xc400c
/* digital port hotplug */
#define PCH_PORT_HOTPLUG 0xc4030
#define PORTD_HOTPLUG_ENABLE (1 << 20)
#define PORTD_PULSE_DURATION_2ms (0)
#define PORTD_PULSE_DURATION_4_5ms (1 << 18)
#define PORTD_PULSE_DURATION_6ms (2 << 18)
#define PORTD_PULSE_DURATION_100ms (3 << 18)
#define PORTD_HOTPLUG_NO_DETECT (0)
#define PORTD_HOTPLUG_SHORT_DETECT (1 << 16)
#define PORTD_HOTPLUG_LONG_DETECT (1 << 17)
#define PORTC_HOTPLUG_ENABLE (1 << 12)
#define PORTC_PULSE_DURATION_2ms (0)
#define PORTC_PULSE_DURATION_4_5ms (1 << 10)
#define PORTC_PULSE_DURATION_6ms (2 << 10)
#define PORTC_PULSE_DURATION_100ms (3 << 10)
#define PORTC_HOTPLUG_NO_DETECT (0)
#define PORTC_HOTPLUG_SHORT_DETECT (1 << 8)
#define PORTC_HOTPLUG_LONG_DETECT (1 << 9)
#define PORTB_HOTPLUG_ENABLE (1 << 4)
#define PORTB_PULSE_DURATION_2ms (0)
#define PORTB_PULSE_DURATION_4_5ms (1 << 2)
#define PORTB_PULSE_DURATION_6ms (2 << 2)
#define PORTB_PULSE_DURATION_100ms (3 << 2)
#define PORTB_HOTPLUG_NO_DETECT (0)
#define PORTB_HOTPLUG_SHORT_DETECT (1 << 0)
#define PORTB_HOTPLUG_LONG_DETECT (1 << 1)
#define PCH_GPIOA 0xc5010
#define PCH_GPIOB 0xc5014
#define PCH_GPIOC 0xc5018
#define PCH_GPIOD 0xc501c
#define PCH_GPIOE 0xc5020
#define PCH_GPIOF 0xc5024
#define PCH_GMBUS0 0xc5100
#define PCH_GMBUS1 0xc5104
#define PCH_GMBUS2 0xc5108
#define PCH_GMBUS3 0xc510c
#define PCH_GMBUS4 0xc5110
#define PCH_GMBUS5 0xc5120
#define PCH_DPLL_A 0xc6014
#define PCH_DPLL_B 0xc6018
#define PCH_FPA0 0xc6040
#define PCH_FPA1 0xc6044
#define PCH_FPB0 0xc6048
#define PCH_FPB1 0xc604c
#define PCH_DPLL_TEST 0xc606c
#define PCH_DREF_CONTROL 0xC6200
#define DREF_CONTROL_MASK 0x7fc3
#define DREF_CPU_SOURCE_OUTPUT_DISABLE (0<<13)
#define DREF_CPU_SOURCE_OUTPUT_DOWNSPREAD (2<<13)
#define DREF_CPU_SOURCE_OUTPUT_NONSPREAD (3<<13)
#define DREF_CPU_SOURCE_OUTPUT_MASK (3<<13)
#define DREF_SSC_SOURCE_DISABLE (0<<11)
#define DREF_SSC_SOURCE_ENABLE (2<<11)
#define DREF_SSC_SOURCE_MASK (3<<11)
#define DREF_NONSPREAD_SOURCE_DISABLE (0<<9)
#define DREF_NONSPREAD_CK505_ENABLE (1<<9)
#define DREF_NONSPREAD_SOURCE_ENABLE (2<<9)
#define DREF_NONSPREAD_SOURCE_MASK (3<<9)
#define DREF_SUPERSPREAD_SOURCE_DISABLE (0<<7)
#define DREF_SUPERSPREAD_SOURCE_ENABLE (2<<7)
#define DREF_SSC4_DOWNSPREAD (0<<6)
#define DREF_SSC4_CENTERSPREAD (1<<6)
#define DREF_SSC1_DISABLE (0<<1)
#define DREF_SSC1_ENABLE (1<<1)
#define DREF_SSC4_DISABLE (0)
#define DREF_SSC4_ENABLE (1)
#define PCH_RAWCLK_FREQ 0xc6204
#define FDL_TP1_TIMER_SHIFT 12
#define FDL_TP1_TIMER_MASK (3<<12)
#define FDL_TP2_TIMER_SHIFT 10
#define FDL_TP2_TIMER_MASK (3<<10)
#define RAWCLK_FREQ_MASK 0x3ff
#define PCH_DPLL_TMR_CFG 0xc6208
#define PCH_SSC4_PARMS 0xc6210
#define PCH_SSC4_AUX_PARMS 0xc6214
#define PCH_DPLL_SEL 0xc7000
#define TRANSA_DPLL_ENABLE (1<<3)
#define TRANSA_DPLLB_SEL (1<<0)
#define TRANSA_DPLLA_SEL 0
#define TRANSB_DPLL_ENABLE (1<<7)
#define TRANSB_DPLLB_SEL (1<<4)
#define TRANSB_DPLLA_SEL (0)
#define TRANSC_DPLL_ENABLE (1<<11)
#define TRANSC_DPLLB_SEL (1<<8)
#define TRANSC_DPLLA_SEL (0)
/* transcoder */
#define TRANS_HTOTAL_A 0xe0000
#define TRANS_HTOTAL_SHIFT 16
#define TRANS_HACTIVE_SHIFT 0
#define TRANS_HBLANK_A 0xe0004
#define TRANS_HBLANK_END_SHIFT 16
#define TRANS_HBLANK_START_SHIFT 0
#define TRANS_HSYNC_A 0xe0008
#define TRANS_HSYNC_END_SHIFT 16
#define TRANS_HSYNC_START_SHIFT 0
#define TRANS_VTOTAL_A 0xe000c
#define TRANS_VTOTAL_SHIFT 16
#define TRANS_VACTIVE_SHIFT 0
#define TRANS_VBLANK_A 0xe0010
#define TRANS_VBLANK_END_SHIFT 16
#define TRANS_VBLANK_START_SHIFT 0
#define TRANS_VSYNC_A 0xe0014
#define TRANS_VSYNC_END_SHIFT 16
#define TRANS_VSYNC_START_SHIFT 0
#define TRANSA_DATA_M1 0xe0030
#define TRANSA_DATA_N1 0xe0034
#define TRANSA_DATA_M2 0xe0038
#define TRANSA_DATA_N2 0xe003c
#define TRANSA_DP_LINK_M1 0xe0040
#define TRANSA_DP_LINK_N1 0xe0044
#define TRANSA_DP_LINK_M2 0xe0048
#define TRANSA_DP_LINK_N2 0xe004c
#define TRANS_HTOTAL_B 0xe1000
#define TRANS_HBLANK_B 0xe1004
#define TRANS_HSYNC_B 0xe1008
#define TRANS_VTOTAL_B 0xe100c
#define TRANS_VBLANK_B 0xe1010
#define TRANS_VSYNC_B 0xe1014
#define TRANSB_DATA_M1 0xe1030
#define TRANSB_DATA_N1 0xe1034
#define TRANSB_DATA_M2 0xe1038
#define TRANSB_DATA_N2 0xe103c
#define TRANSB_DP_LINK_M1 0xe1040
#define TRANSB_DP_LINK_N1 0xe1044
#define TRANSB_DP_LINK_M2 0xe1048
#define TRANSB_DP_LINK_N2 0xe104c
#define TRANSACONF 0xf0008
#define TRANSBCONF 0xf1008
#define TRANS_DISABLE (0<<31)
#define TRANS_ENABLE (1<<31)
#define TRANS_STATE_MASK (1<<30)
#define TRANS_STATE_DISABLE (0<<30)
#define TRANS_STATE_ENABLE (1<<30)
#define TRANS_FSYNC_DELAY_HB1 (0<<27)
#define TRANS_FSYNC_DELAY_HB2 (1<<27)
#define TRANS_FSYNC_DELAY_HB3 (2<<27)
#define TRANS_FSYNC_DELAY_HB4 (3<<27)
#define TRANS_DP_AUDIO_ONLY (1<<26)
#define TRANS_DP_VIDEO_AUDIO (0<<26)
#define TRANS_PROGRESSIVE (0<<21)
#define TRANS_8BPC (0<<5)
#define TRANS_10BPC (1<<5)
#define TRANS_6BPC (2<<5)
#define TRANS_12BPC (3<<5)
#define FDI_RXA_CHICKEN 0xc200c
#define FDI_RXB_CHICKEN 0xc2010
#define FDI_RX_PHASE_SYNC_POINTER_ENABLE (1)
/* CPU: FDI_TX */
#define FDI_TXA_CTL 0x60100
#define FDI_TXB_CTL 0x61100
#define FDI_TX_DISABLE (0<<31)
#define FDI_TX_ENABLE (1<<31)
#define FDI_LINK_TRAIN_PATTERN_1 (0<<28)
#define FDI_LINK_TRAIN_PATTERN_2 (1<<28)
#define FDI_LINK_TRAIN_PATTERN_IDLE (2<<28)
#define FDI_LINK_TRAIN_NONE (3<<28)
#define FDI_LINK_TRAIN_VOLTAGE_0_4V (0<<25)
#define FDI_LINK_TRAIN_VOLTAGE_0_6V (1<<25)
#define FDI_LINK_TRAIN_VOLTAGE_0_8V (2<<25)
#define FDI_LINK_TRAIN_VOLTAGE_1_2V (3<<25)
#define FDI_LINK_TRAIN_PRE_EMPHASIS_NONE (0<<22)
#define FDI_LINK_TRAIN_PRE_EMPHASIS_1_5X (1<<22)
#define FDI_LINK_TRAIN_PRE_EMPHASIS_2X (2<<22)
#define FDI_LINK_TRAIN_PRE_EMPHASIS_3X (3<<22)
/* ILK always use 400mV 0dB for voltage swing and pre-emphasis level.
SNB has different settings. */
/* SNB A-stepping */
#define FDI_LINK_TRAIN_400MV_0DB_SNB_A (0x38<<22)
#define FDI_LINK_TRAIN_400MV_6DB_SNB_A (0x02<<22)
#define FDI_LINK_TRAIN_600MV_3_5DB_SNB_A (0x01<<22)
#define FDI_LINK_TRAIN_800MV_0DB_SNB_A (0x0<<22)
/* SNB B-stepping */
#define FDI_LINK_TRAIN_400MV_0DB_SNB_B (0x0<<22)
#define FDI_LINK_TRAIN_400MV_6DB_SNB_B (0x3a<<22)
#define FDI_LINK_TRAIN_600MV_3_5DB_SNB_B (0x39<<22)
#define FDI_LINK_TRAIN_800MV_0DB_SNB_B (0x38<<22)
#define FDI_LINK_TRAIN_VOL_EMP_MASK (0x3f<<22)
#define FDI_DP_PORT_WIDTH_X1 (0<<19)
#define FDI_DP_PORT_WIDTH_X2 (1<<19)
#define FDI_DP_PORT_WIDTH_X3 (2<<19)
#define FDI_DP_PORT_WIDTH_X4 (3<<19)
#define FDI_TX_ENHANCE_FRAME_ENABLE (1<<18)
/* Ironlake: hardwired to 1 */
#define FDI_TX_PLL_ENABLE (1<<14)
/* both Tx and Rx */
#define FDI_SCRAMBLING_ENABLE (0<<7)
#define FDI_SCRAMBLING_DISABLE (1<<7)
/* FDI_RX, FDI_X is hard-wired to Transcoder_X */
#define FDI_RXA_CTL 0xf000c
#define FDI_RXB_CTL 0xf100c
#define FDI_RX_ENABLE (1<<31)
#define FDI_RX_DISABLE (0<<31)
/* train, dp width same as FDI_TX */
#define FDI_DP_PORT_WIDTH_X8 (7<<19)
#define FDI_8BPC (0<<16)
#define FDI_10BPC (1<<16)
#define FDI_6BPC (2<<16)
#define FDI_12BPC (3<<16)
#define FDI_LINK_REVERSE_OVERWRITE (1<<15)
#define FDI_DMI_LINK_REVERSE_MASK (1<<14)
#define FDI_RX_PLL_ENABLE (1<<13)
#define FDI_FS_ERR_CORRECT_ENABLE (1<<11)
#define FDI_FE_ERR_CORRECT_ENABLE (1<<10)
#define FDI_FS_ERR_REPORT_ENABLE (1<<9)
#define FDI_FE_ERR_REPORT_ENABLE (1<<8)
#define FDI_RX_ENHANCE_FRAME_ENABLE (1<<6)
#define FDI_SEL_RAWCLK (0<<4)
#define FDI_SEL_PCDCLK (1<<4)
/* CPT */
#define FDI_AUTO_TRAINING (1<<10)
#define FDI_LINK_TRAIN_PATTERN_1_CPT (0<<8)
#define FDI_LINK_TRAIN_PATTERN_2_CPT (1<<8)
#define FDI_LINK_TRAIN_PATTERN_IDLE_CPT (2<<8)
#define FDI_LINK_TRAIN_NORMAL_CPT (3<<8)
#define FDI_LINK_TRAIN_PATTERN_MASK_CPT (3<<8)
#define FDI_RXA_MISC 0xf0010
#define FDI_RXB_MISC 0xf1010
#define FDI_RXA_TUSIZE1 0xf0030
#define FDI_RXA_TUSIZE2 0xf0038
#define FDI_RXB_TUSIZE1 0xf1030
#define FDI_RXB_TUSIZE2 0xf1038
/* FDI_RX interrupt register format */
#define FDI_RX_INTER_LANE_ALIGN (1<<10)
#define FDI_RX_SYMBOL_LOCK (1<<9) /* train 2 */
#define FDI_RX_BIT_LOCK (1<<8) /* train 1 */
#define FDI_RX_TRAIN_PATTERN_2_FAIL (1<<7)
#define FDI_RX_FS_CODE_ERR (1<<6)
#define FDI_RX_FE_CODE_ERR (1<<5)
#define FDI_RX_SYMBOL_ERR_RATE_ABOVE (1<<4)
#define FDI_RX_HDCP_LINK_FAIL (1<<3)
#define FDI_RX_PIXEL_FIFO_OVERFLOW (1<<2)
#define FDI_RX_CROSS_CLOCK_OVERFLOW (1<<1)
#define FDI_RX_SYMBOL_QUEUE_OVERFLOW (1<<0)
#define FDI_RXA_IIR 0xf0014
#define FDI_RXA_IMR 0xf0018
#define FDI_RXB_IIR 0xf1014
#define FDI_RXB_IMR 0xf1018
#define FDI_PLL_CTL_1 0xfe000
#define FDI_PLL_CTL_2 0xfe004
/* CRT */
#define PCH_ADPA 0xe1100
#define ADPA_TRANS_SELECT_MASK (1<<30)
#define ADPA_TRANS_A_SELECT 0
#define ADPA_TRANS_B_SELECT (1<<30)
#define ADPA_CRT_HOTPLUG_MASK 0x03ff0000 /* bit 25-16 */
#define ADPA_CRT_HOTPLUG_MONITOR_NONE (0<<24)
#define ADPA_CRT_HOTPLUG_MONITOR_MASK (3<<24)
#define ADPA_CRT_HOTPLUG_MONITOR_COLOR (3<<24)
#define ADPA_CRT_HOTPLUG_MONITOR_MONO (2<<24)
#define ADPA_CRT_HOTPLUG_ENABLE (1<<23)
#define ADPA_CRT_HOTPLUG_PERIOD_64 (0<<22)
#define ADPA_CRT_HOTPLUG_PERIOD_128 (1<<22)
#define ADPA_CRT_HOTPLUG_WARMUP_5MS (0<<21)
#define ADPA_CRT_HOTPLUG_WARMUP_10MS (1<<21)
#define ADPA_CRT_HOTPLUG_SAMPLE_2S (0<<20)
#define ADPA_CRT_HOTPLUG_SAMPLE_4S (1<<20)
#define ADPA_CRT_HOTPLUG_VOLTAGE_40 (0<<18)
#define ADPA_CRT_HOTPLUG_VOLTAGE_50 (1<<18)
#define ADPA_CRT_HOTPLUG_VOLTAGE_60 (2<<18)
#define ADPA_CRT_HOTPLUG_VOLTAGE_70 (3<<18)
#define ADPA_CRT_HOTPLUG_VOLREF_325MV (0<<17)
#define ADPA_CRT_HOTPLUG_VOLREF_475MV (1<<17)
#define ADPA_CRT_HOTPLUG_FORCE_TRIGGER (1<<16)
/* or SDVOB */
#define HDMIB 0xe1140
#define PORT_ENABLE (1 << 31)
#define TRANSCODER_A (0)
#define TRANSCODER_B (1 << 30)
#define COLOR_FORMAT_8bpc (0)
#define COLOR_FORMAT_12bpc (3 << 26)
#define SDVOB_HOTPLUG_ENABLE (1 << 23)
#define SDVO_ENCODING (0)
#define TMDS_ENCODING (2 << 10)
#define NULL_PACKET_VSYNC_ENABLE (1 << 9)
/* CPT */
#define HDMI_MODE_SELECT (1 << 9)
#define DVI_MODE_SELECT (0)
#define SDVOB_BORDER_ENABLE (1 << 7)
#define AUDIO_ENABLE (1 << 6)
#define VSYNC_ACTIVE_HIGH (1 << 4)
#define HSYNC_ACTIVE_HIGH (1 << 3)
#define PORT_DETECTED (1 << 2)
/* PCH SDVOB multiplex with HDMIB */
#define PCH_SDVOB HDMIB
#define HDMIC 0xe1150
#define HDMID 0xe1160
#define PCH_LVDS 0xe1180
#define LVDS_DETECTED (1 << 1)
#define BLC_PWM_CPU_CTL2 0x48250
#define PWM_ENABLE (1 << 31)
#define PWM_PIPE_A (0 << 29)
#define PWM_PIPE_B (1 << 29)
#define BLC_PWM_CPU_CTL 0x48254
#define BLC_PWM_PCH_CTL1 0xc8250
#define PWM_PCH_ENABLE (1 << 31)
#define PWM_POLARITY_ACTIVE_LOW (1 << 29)
#define PWM_POLARITY_ACTIVE_HIGH (0 << 29)
#define PWM_POLARITY_ACTIVE_LOW2 (1 << 28)
#define PWM_POLARITY_ACTIVE_HIGH2 (0 << 28)
#define BLC_PWM_PCH_CTL2 0xc8254
#define PCH_PP_STATUS 0xc7200
#define PCH_PP_CONTROL 0xc7204
#define EDP_FORCE_VDD (1 << 3)
#define EDP_BLC_ENABLE (1 << 2)
#define PANEL_POWER_RESET (1 << 1)
#define PANEL_POWER_OFF (0 << 0)
#define PANEL_POWER_ON (1 << 0)
#define PCH_PP_ON_DELAYS 0xc7208
#define EDP_PANEL (1 << 30)
#define PCH_PP_OFF_DELAYS 0xc720c
#define PCH_PP_DIVISOR 0xc7210
#define PCH_DP_B 0xe4100
#define PCH_DPB_AUX_CH_CTL 0xe4110
#define PCH_DPB_AUX_CH_DATA1 0xe4114
#define PCH_DPB_AUX_CH_DATA2 0xe4118
#define PCH_DPB_AUX_CH_DATA3 0xe411c
#define PCH_DPB_AUX_CH_DATA4 0xe4120
#define PCH_DPB_AUX_CH_DATA5 0xe4124
#define PCH_DP_C 0xe4200
#define PCH_DPC_AUX_CH_CTL 0xe4210
#define PCH_DPC_AUX_CH_DATA1 0xe4214
#define PCH_DPC_AUX_CH_DATA2 0xe4218
#define PCH_DPC_AUX_CH_DATA3 0xe421c
#define PCH_DPC_AUX_CH_DATA4 0xe4220
#define PCH_DPC_AUX_CH_DATA5 0xe4224
#define PCH_DP_D 0xe4300
#define PCH_DPD_AUX_CH_CTL 0xe4310
#define PCH_DPD_AUX_CH_DATA1 0xe4314
#define PCH_DPD_AUX_CH_DATA2 0xe4318
#define PCH_DPD_AUX_CH_DATA3 0xe431c
#define PCH_DPD_AUX_CH_DATA4 0xe4320
#define PCH_DPD_AUX_CH_DATA5 0xe4324
/* CPT */
#define PORT_TRANS_A_SEL_CPT 0
#define PORT_TRANS_B_SEL_CPT (1<<29)
#define PORT_TRANS_C_SEL_CPT (2<<29)
#define PORT_TRANS_SEL_MASK (3<<29)
#define TRANS_DP_CTL_A 0xe0300
#define TRANS_DP_CTL_B 0xe1300
#define TRANS_DP_CTL_C 0xe2300
#define TRANS_DP_OUTPUT_ENABLE (1<<31)
#define TRANS_DP_PORT_SEL_B (0<<29)
#define TRANS_DP_PORT_SEL_C (1<<29)
#define TRANS_DP_PORT_SEL_D (2<<29)
#define TRANS_DP_PORT_SEL_MASK (3<<29)
#define TRANS_DP_AUDIO_ONLY (1<<26)
#define TRANS_DP_ENH_FRAMING (1<<18)
#define TRANS_DP_8BPC (0<<9)
#define TRANS_DP_10BPC (1<<9)
#define TRANS_DP_6BPC (2<<9)
#define TRANS_DP_12BPC (3<<9)
#define TRANS_DP_VSYNC_ACTIVE_HIGH (1<<4)
#define TRANS_DP_VSYNC_ACTIVE_LOW 0
#define TRANS_DP_HSYNC_ACTIVE_HIGH (1<<3)
#define TRANS_DP_HSYNC_ACTIVE_LOW 0
/* SNB eDP training params */
/* SNB A-stepping */
#define EDP_LINK_TRAIN_400MV_0DB_SNB_A (0x38<<22)
#define EDP_LINK_TRAIN_400MV_6DB_SNB_A (0x02<<22)
#define EDP_LINK_TRAIN_600MV_3_5DB_SNB_A (0x01<<22)
#define EDP_LINK_TRAIN_800MV_0DB_SNB_A (0x0<<22)
/* SNB B-stepping */
#define EDP_LINK_TRAIN_400MV_0DB_SNB_B (0x0<<22)
#define EDP_LINK_TRAIN_400MV_6DB_SNB_B (0x3a<<22)
#define EDP_LINK_TRAIN_600MV_3_5DB_SNB_B (0x39<<22)
#define EDP_LINK_TRAIN_800MV_0DB_SNB_B (0x38<<22)
#define EDP_LINK_TRAIN_VOL_EMP_MASK_SNB (0x3f<<22)
#endif /* _I915_REG_H_ */
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