--- /dev/null
+/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/i810/i810_reg.h,v 1.13 2003/02/06 04:18:04 dawes Exp $ */
+/**************************************************************************
+
+Copyright 1998-1999 Precision Insight, 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 PRECISION INSIGHT 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.
+
+**************************************************************************/
+
+/** @file
+ * Register names and fields for Intel graphics.
+ */
+
+/*
+ * Authors:
+ * Keith Whitwell <keith@tungstengraphics.com>
+ * Eric Anholt <eric@anholt.net>
+ *
+ * based on the i740 driver by
+ * Kevin E. Martin <kevin@precisioninsight.com>
+ *
+ *
+ */
+
+#ifndef _I810_REG_H
+#define _I810_REG_H
+
+/* I/O register offsets
+ */
+#define SRX 0x3C4 /* p208 */
+#define GRX 0x3CE /* p213 */
+#define ARX 0x3C0 /* p224 */
+
+/* VGA Color Palette Registers */
+#define DACMASK 0x3C6 /* p232 */
+#define DACSTATE 0x3C7 /* p232 */
+#define DACRX 0x3C7 /* p233 */
+#define DACWX 0x3C8 /* p233 */
+#define DACDATA 0x3C9 /* p233 */
+
+/* CRT Controller Registers (CRX) */
+#define START_ADDR_HI 0x0C /* p246 */
+#define START_ADDR_LO 0x0D /* p247 */
+#define VERT_SYNC_END 0x11 /* p249 */
+#define EXT_VERT_TOTAL 0x30 /* p257 */
+#define EXT_VERT_DISPLAY 0x31 /* p258 */
+#define EXT_VERT_SYNC_START 0x32 /* p259 */
+#define EXT_VERT_BLANK_START 0x33 /* p260 */
+#define EXT_HORIZ_TOTAL 0x35 /* p261 */
+#define EXT_HORIZ_BLANK 0x39 /* p261 */
+#define EXT_START_ADDR 0x40 /* p262 */
+#define EXT_START_ADDR_ENABLE 0x80
+#define EXT_OFFSET 0x41 /* p263 */
+#define EXT_START_ADDR_HI 0x42 /* p263 */
+#define INTERLACE_CNTL 0x70 /* p264 */
+#define INTERLACE_ENABLE 0x80
+#define INTERLACE_DISABLE 0x00
+
+/* Miscellaneous Output Register
+ */
+#define MSR_R 0x3CC /* p207 */
+#define MSR_W 0x3C2 /* p207 */
+#define IO_ADDR_SELECT 0x01
+
+#define MDA_BASE 0x3B0 /* p207 */
+#define CGA_BASE 0x3D0 /* p207 */
+
+/* CR80 - IO Control, p264
+ */
+#define IO_CTNL 0x80
+#define EXTENDED_ATTR_CNTL 0x02
+#define EXTENDED_CRTC_CNTL 0x01
+
+/* GR10 - Address mapping, p221
+ */
+#define ADDRESS_MAPPING 0x10
+#define PAGE_TO_LOCAL_MEM_ENABLE 0x10
+#define GTT_MEM_MAP_ENABLE 0x08
+#define PACKED_MODE_ENABLE 0x04
+#define LINEAR_MODE_ENABLE 0x02
+#define PAGE_MAPPING_ENABLE 0x01
+
+#define HOTKEY_VBIOS_SWITCH_BLOCK 0x80
+#define HOTKEY_SWITCH 0x20
+#define HOTKEY_TOGGLE 0x10
+
+/* Blitter control, p378
+ */
+#define BITBLT_CNTL 0x7000c
+#define COLEXP_MODE 0x30
+#define COLEXP_8BPP 0x00
+#define COLEXP_16BPP 0x10
+#define COLEXP_24BPP 0x20
+#define COLEXP_RESERVED 0x30
+#define BITBLT_STATUS 0x01
+
+#define CHDECMISC 0x10111
+#define DCC 0x10200
+#define C0DRB0 0x10200
+#define C0DRB1 0x10202
+#define C0DRB2 0x10204
+#define C0DRB3 0x10206
+#define C0DRA01 0x10208
+#define C0DRA23 0x1020a
+#define C1DRB0 0x10600
+#define C1DRB1 0x10602
+#define C1DRB2 0x10604
+#define C1DRB3 0x10606
+#define C1DRA01 0x10608
+#define C1DRA23 0x1060a
+
+/* p375.
+ */
+#define DISPLAY_CNTL 0x70008
+#define VGA_WRAP_MODE 0x02
+#define VGA_WRAP_AT_256KB 0x00
+#define VGA_NO_WRAP 0x02
+#define GUI_MODE 0x01
+#define STANDARD_VGA_MODE 0x00
+#define HIRES_MODE 0x01
+
+/* p375
+ */
+#define PIXPIPE_CONFIG_0 0x70009
+#define DAC_8_BIT 0x80
+#define DAC_6_BIT 0x00
+#define HW_CURSOR_ENABLE 0x10
+#define EXTENDED_PALETTE 0x01
+
+/* p375
+ */
+#define PIXPIPE_CONFIG_1 0x7000a
+#define DISPLAY_COLOR_MODE 0x0F
+#define DISPLAY_VGA_MODE 0x00
+#define DISPLAY_8BPP_MODE 0x02
+#define DISPLAY_15BPP_MODE 0x04
+#define DISPLAY_16BPP_MODE 0x05
+#define DISPLAY_24BPP_MODE 0x06
+#define DISPLAY_32BPP_MODE 0x07
+
+/* p375
+ */
+#define PIXPIPE_CONFIG_2 0x7000b
+#define DISPLAY_GAMMA_ENABLE 0x08
+#define DISPLAY_GAMMA_DISABLE 0x00
+#define OVERLAY_GAMMA_ENABLE 0x04
+#define OVERLAY_GAMMA_DISABLE 0x00
+
+
+/* p380
+ */
+#define DISPLAY_BASE 0x70020
+#define DISPLAY_BASE_MASK 0x03fffffc
+
+
+/* Cursor control registers, pp383-384
+ */
+/* Desktop (845G, 865G) */
+#define CURSOR_CONTROL 0x70080
+#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)
+
+/* Mobile and i810 */
+#define CURSOR_A_CONTROL CURSOR_CONTROL
+#define CURSOR_ORIGIN_SCREEN 0x00 /* i810 only */
+#define CURSOR_ORIGIN_DISPLAY 0x1 /* i810 only */
+#define CURSOR_MODE 0x27
+#define CURSOR_MODE_DISABLE 0x00
+#define CURSOR_MODE_32_4C_AX 0x01 /* i810 only */
+#define CURSOR_MODE_64_3C 0x04
+#define CURSOR_MODE_64_4C_AX 0x05
+#define CURSOR_MODE_64_4C 0x06
+#define CURSOR_MODE_64_32B_AX 0x07
+#define CURSOR_MODE_64_ARGB_AX (0x20 | 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 MCURSOR_MEM_TYPE_LOCAL (1 << 25)
+
+
+#define CURSOR_BASEADDR 0x70084
+#define CURSOR_A_BASE CURSOR_BASEADDR
+#define CURSOR_BASEADDR_MASK 0x1FFFFF00
+#define CURSOR_A_POSITION 0x70088
+#define CURSOR_POS_SIGN 0x8000
+#define CURSOR_POS_MASK 0x007FF
+#define CURSOR_X_SHIFT 0
+#define CURSOR_Y_SHIFT 16
+#define CURSOR_X_LO 0x70088
+#define CURSOR_X_HI 0x70089
+#define CURSOR_X_POS 0x00
+#define CURSOR_X_NEG 0x80
+#define CURSOR_Y_LO 0x7008A
+#define CURSOR_Y_HI 0x7008B
+#define CURSOR_Y_POS 0x00
+#define CURSOR_Y_NEG 0x80
+
+#define CURSOR_A_PALETTE0 0x70090
+#define CURSOR_A_PALETTE1 0x70094
+#define CURSOR_A_PALETTE2 0x70098
+#define CURSOR_A_PALETTE3 0x7009C
+
+#define CURSOR_SIZE 0x700A0
+#define CURSOR_SIZE_MASK 0x3FF
+#define CURSOR_SIZE_HSHIFT 0
+#define CURSOR_SIZE_VSHIFT 12
+
+#define CURSOR_B_CONTROL 0x700C0
+#define CURSOR_B_BASE 0x700C4
+#define CURSOR_B_POSITION 0x700C8
+#define CURSOR_B_PALETTE0 0x700D0
+#define CURSOR_B_PALETTE1 0x700D4
+#define CURSOR_B_PALETTE2 0x700D8
+#define CURSOR_B_PALETTE3 0x700DC
+
+
+/* Similar registers exist in Device 0 on the i810 (pp55-65), but I'm
+ * not sure they refer to local (graphics) memory.
+ *
+ * These details are for the local memory control registers,
+ * (pp301-310). The test machines are not equiped with local memory,
+ * so nothing is tested. Only a single row seems to be supported.
+ */
+#define DRAM_ROW_TYPE 0x3000
+#define DRAM_ROW_0 0x01
+#define DRAM_ROW_0_SDRAM 0x01
+#define DRAM_ROW_0_EMPTY 0x00
+#define DRAM_ROW_CNTL_LO 0x3001
+#define DRAM_PAGE_MODE_CTRL 0x10
+#define DRAM_RAS_TO_CAS_OVRIDE 0x08
+#define DRAM_CAS_LATENCY 0x04
+#define DRAM_RAS_TIMING 0x02
+#define DRAM_RAS_PRECHARGE 0x01
+#define DRAM_ROW_CNTL_HI 0x3002
+#define DRAM_REFRESH_RATE 0x18
+#define DRAM_REFRESH_DISABLE 0x00
+#define DRAM_REFRESH_60HZ 0x08
+#define DRAM_REFRESH_FAST_TEST 0x10
+#define DRAM_REFRESH_RESERVED 0x18
+#define DRAM_SMS 0x07
+#define DRAM_SMS_NORMAL 0x00
+#define DRAM_SMS_NOP_ENABLE 0x01
+#define DRAM_SMS_ABPCE 0x02
+#define DRAM_SMS_MRCE 0x03
+#define DRAM_SMS_CBRCE 0x04
+
+/* p307
+ */
+#define DPMS_SYNC_SELECT 0x5002
+#define VSYNC_CNTL 0x08
+#define VSYNC_ON 0x00
+#define VSYNC_OFF 0x08
+#define HSYNC_CNTL 0x02
+#define HSYNC_ON 0x00
+#define HSYNC_OFF 0x02
+
+#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)
+
+/* GMBus registers for hardware-assisted (non-bitbanging) I2C access */
+#define GMBUS0 0x5100
+#define GMBUS1 0x5104
+#define GMBUS2 0x5108
+#define GMBUS3 0x510c
+#define GMBUS4 0x5110
+#define GMBUS5 0x5120
+
+/* p317, 319
+ */
+#define VCLK2_VCO_M 0x6008 /* treat as 16 bit? (includes msbs) */
+#define VCLK2_VCO_N 0x600a
+#define VCLK2_VCO_DIV_SEL 0x6012
+
+#define VCLK_DIVISOR_VGA0 0x6000
+#define VCLK_DIVISOR_VGA1 0x6004
+#define VCLK_POST_DIV 0x6010
+/** Selects a post divisor of 4 instead of 2. */
+# define VGA1_PD_P2_DIV_4 (1 << 15)
+/** Overrides the p2 post divisor field */
+# define VGA1_PD_P1_DIV_2 (1 << 13)
+# define VGA1_PD_P1_SHIFT 8
+/** P1 value is 2 greater than this field */
+# define VGA1_PD_P1_MASK (0x1f << 8)
+/** Selects a post divisor of 4 instead of 2. */
+# define VGA0_PD_P2_DIV_4 (1 << 7)
+/** Overrides the p2 post divisor field */
+# define VGA0_PD_P1_DIV_2 (1 << 5)
+# define VGA0_PD_P1_SHIFT 0
+/** P1 value is 2 greater than this field */
+# define VGA0_PD_P1_MASK (0x1f << 0)
+
+#define POST_DIV_SELECT 0x70
+#define POST_DIV_1 0x00
+#define POST_DIV_2 0x10
+#define POST_DIV_4 0x20
+#define POST_DIV_8 0x30
+#define POST_DIV_16 0x40
+#define POST_DIV_32 0x50
+#define VCO_LOOP_DIV_BY_4M 0x00
+#define VCO_LOOP_DIV_BY_16M 0x04
+
+
+/* Instruction Parser Mode Register
+ * - p281
+ * - 2 new bits.
+ */
+#define INST_PM 0x20c0
+#define AGP_SYNC_PACKET_FLUSH_ENABLE 0x20 /* reserved */
+#define SYNC_PACKET_FLUSH_ENABLE 0x10
+#define TWO_D_INST_DISABLE 0x08
+#define THREE_D_INST_DISABLE 0x04
+#define STATE_VAR_UPDATE_DISABLE 0x02
+#define PAL_STIP_DISABLE 0x01
+
+
+#define MEMMODE 0x20dc
+
+
+/* Instruction parser error register. p279
+ */
+#define IPEIR 0x2088
+#define IPEHR 0x208C
+
+#define INST_DONE 0x2090
+# define IDCT_DONE (1 << 30)
+# define IQ_DONE (1 << 29)
+# define PR_DONE (1 << 28)
+# define VLD_DONE (1 << 27)
+# define IP_DONE (1 << 26)
+# define FBC_DONE (1 << 25)
+# define BINNER_DONE (1 << 24)
+# define SF_DONE (1 << 23)
+# define SE_DONE (1 << 22)
+# define WM_DONE (1 << 21)
+# define IZ_DONE (1 << 20)
+# define PERSPECTIVE_INTERP_DONE (1 << 19)
+# define DISPATCHER_DONE (1 << 18)
+# define PROJECTION_DONE (1 << 17)
+# define DEPENDENT_ADDRESS_DONE (1 << 16)
+# define QUAD_CACHE_DONE (1 << 15)
+# define TEXTURE_FETCH_DONE (1 << 14)
+# define TEXTURE_DECOMPRESS_DONE (1 << 13)
+# define SAMPLER_CACHE_DONE (1 << 12)
+# define FILTER_DONE (1 << 11)
+# define BYPASS_FIFO_DONE (1 << 10)
+# define PS_DONE (1 << 9)
+# define CC_DONE (1 << 8)
+# define MAP_FILTER_DONE (1 << 7)
+# define MAP_L2_IDLE (1 << 6)
+# define RING_2_ENABLE (1 << 2)
+# define RING_1_ENABLE (1 << 1)
+# define RING_0_ENABLE (1 << 0)
+
+#define SCPD0 0x209c /* debug */
+#define INST_PS 0x20c4
+#define IPEIR_I965 0x2064 /* i965 */
+#define IPEHR_I965 0x2068 /* i965 */
+#define INST_DONE_I965 0x206c
+# define I965_SF_DONE (1 << 23)
+# define I965_SE_DONE (1 << 22)
+# define I965_WM_DONE (1 << 21)
+# define I965_TEXTURE_FETCH_DONE (1 << 14)
+# define I965_SAMPLER_CACHE_DONE (1 << 12)
+# define I965_FILTER_DONE (1 << 11)
+# define I965_PS_DONE (1 << 9)
+# define I965_CC_DONE (1 << 8)
+# define I965_MAP_FILTER_DONE (1 << 7)
+# define I965_MAP_L2_IDLE (1 << 6)
+# define I965_CP_DONE (1 << 1)
+# define I965_RING_0_ENABLE (1 << 0)
+#define INST_PS_I965 0x2070
+
+/* Current active ring head address:
+ */
+#define ACTHD_I965 0x2074
+#define ACTHD 0x20C8
+
+/* Current primary/secondary DMA fetch addresses:
+ */
+#define DMA_FADD_P 0x2078
+#define DMA_FADD_S 0x20d4
+#define INST_DONE_1 0x207c
+
+#define CACHE_MODE_0 0x2120
+#define CACHE_MODE_1 0x2124
+#define MI_MODE 0x209c
+#define MI_DISPLAY_POWER_DOWN 0x20e0
+#define MI_ARB_STATE 0x20e4
+#define MI_RDRET_STATE 0x20fc
+
+/* Start addresses for each of the primary rings:
+ */
+#define PR0_STR 0x20f0
+#define PR1_STR 0x20f4
+#define PR2_STR 0x20f8
+
+#define WIZ_CTL 0x7c00
+#define WIZ_CTL_SINGLE_SUBSPAN (1<<6)
+#define WIZ_CTL_IGNORE_STALLS (1<<5)
+
+#define SVG_WORK_CTL 0x7408
+
+#define TS_CTL 0x7e00
+#define TS_MUX_ERR_CODE (0<<8)
+#define TS_MUX_URB_0 (1<<8)
+#define TS_MUX_DISPATCH_ID_0 (10<<8)
+#define TS_MUX_ERR_CODE_VALID (15<<8)
+#define TS_MUX_TID_0 (16<<8)
+#define TS_MUX_EUID_0 (18<<8)
+#define TS_MUX_FFID_0 (22<<8)
+#define TS_MUX_EOT (26<<8)
+#define TS_MUX_SIDEBAND_0 (27<<8)
+#define TS_SNAP_ALL_CHILD (1<<2)
+#define TS_SNAP_ALL_ROOT (1<<1)
+#define TS_SNAP_ENABLE (1<<0)
+
+#define TS_DEBUG_DATA 0x7e0c
+
+#define TD_CTL 0x8000
+#define TD_CTL2 0x8004
+
+
+#define ECOSKPD 0x21d0
+#define EXCC 0x2028
+
+/* I965 debug regs:
+ */
+#define IA_VERTICES_COUNT_QW 0x2310
+#define IA_PRIMITIVES_COUNT_QW 0x2318
+#define VS_INVOCATION_COUNT_QW 0x2320
+#define GS_INVOCATION_COUNT_QW 0x2328
+#define GS_PRIMITIVES_COUNT_QW 0x2330
+#define CL_INVOCATION_COUNT_QW 0x2338
+#define CL_PRIMITIVES_COUNT_QW 0x2340
+#define PS_INVOCATION_COUNT_QW 0x2348
+#define PS_DEPTH_COUNT_QW 0x2350
+#define TIMESTAMP_QW 0x2358
+#define CLKCMP_QW 0x2360
+
+
+
+
+
+
+/* General error reporting regs, p296
+ */
+#define EIR 0x20B0
+#define EMR 0x20B4
+#define ESR 0x20B8
+# define ERR_VERTEX_MAX (1 << 5) /* lpt/cst */
+# define ERR_PGTBL_ERROR (1 << 4)
+# define ERR_DISPLAY_OVERLAY_UNDERRUN (1 << 3)
+# define ERR_MAIN_MEMORY_REFRESH (1 << 1)
+# define ERR_INSTRUCTION_ERROR (1 << 0)
+
+
+/* Interrupt Control Registers
+ * - new bits for i810
+ * - new register hwstam (mask)
+ */
+#define HWS_PGA 0x2080
+#define PWRCTXA 0x2088 /* 965GM+ only */
+#define PWRCTX_EN (1<<0)
+#define HWSTAM 0x2098 /* p290 */
+#define IER 0x20a0 /* p291 */
+#define IIR 0x20a4 /* p292 */
+#define IMR 0x20a8 /* p293 */
+#define ISR 0x20ac /* p294 */
+#define HW_ERROR 0x8000
+#define SYNC_STATUS_TOGGLE 0x1000
+#define DPY_0_FLIP_PENDING 0x0800
+#define DPY_1_FLIP_PENDING 0x0400 /* not implemented on i810 */
+#define OVL_0_FLIP_PENDING 0x0200
+#define OVL_1_FLIP_PENDING 0x0100 /* not implemented on i810 */
+#define DPY_0_VBLANK 0x0080
+#define DPY_0_EVENT 0x0040
+#define DPY_1_VBLANK 0x0020 /* not implemented on i810 */
+#define DPY_1_EVENT 0x0010 /* not implemented on i810 */
+#define HOST_PORT_EVENT 0x0008 /* */
+#define CAPTURE_EVENT 0x0004 /* */
+#define USER_DEFINED 0x0002
+#define BREAKPOINT 0x0001
+
+
+#define INTR_RESERVED (0x6000 | \
+ DPY_1_FLIP_PENDING | \
+ OVL_1_FLIP_PENDING | \
+ DPY_1_VBLANK | \
+ DPY_1_EVENT | \
+ HOST_PORT_EVENT | \
+ CAPTURE_EVENT )
+
+/* FIFO Watermark and Burst Length Control Register
+ *
+ * - different offset and contents on i810 (p299) (fewer bits per field)
+ * - some overlay fields added
+ * - what does it all mean?
+ */
+#define FWATER_BLC 0x20d8
+#define FWATER_BLC2 0x20dc
+#define MM_BURST_LENGTH 0x00700000
+#define MM_FIFO_WATERMARK 0x0001F000
+#define LM_BURST_LENGTH 0x00000700
+#define LM_FIFO_WATERMARK 0x0000001F
+
+
+/* Fence/Tiling ranges [0..7]
+ */
+#define FENCE 0x2000
+#define FENCE_NR 8
+
+#define FENCE_NEW 0x3000
+#define FENCE_NEW_NR 16
+
+#define FENCE_LINEAR 0
+#define FENCE_XMAJOR 1
+#define FENCE_YMAJOR 2
+
+#define I915G_FENCE_START_MASK 0x0ff00000
+
+#define I830_FENCE_START_MASK 0x07f80000
+
+#define FENCE_START_MASK 0x03F80000
+#define FENCE_X_MAJOR 0x00000000
+#define FENCE_Y_MAJOR 0x00001000
+#define FENCE_SIZE_MASK 0x00000700
+#define FENCE_SIZE_512K 0x00000000
+#define FENCE_SIZE_1M 0x00000100
+#define FENCE_SIZE_2M 0x00000200
+#define FENCE_SIZE_4M 0x00000300
+#define FENCE_SIZE_8M 0x00000400
+#define FENCE_SIZE_16M 0x00000500
+#define FENCE_SIZE_32M 0x00000600
+#define FENCE_SIZE_64M 0x00000700
+#define I915G_FENCE_SIZE_1M 0x00000000
+#define I915G_FENCE_SIZE_2M 0x00000100
+#define I915G_FENCE_SIZE_4M 0x00000200
+#define I915G_FENCE_SIZE_8M 0x00000300
+#define I915G_FENCE_SIZE_16M 0x00000400
+#define I915G_FENCE_SIZE_32M 0x00000500
+#define I915G_FENCE_SIZE_64M 0x00000600
+#define I915G_FENCE_SIZE_128M 0x00000700
+#define I965_FENCE_X_MAJOR 0x00000000
+#define I965_FENCE_Y_MAJOR 0x00000002
+#define FENCE_PITCH_1 0x00000000
+#define FENCE_PITCH_2 0x00000010
+#define FENCE_PITCH_4 0x00000020
+#define FENCE_PITCH_8 0x00000030
+#define FENCE_PITCH_16 0x00000040
+#define FENCE_PITCH_32 0x00000050
+#define FENCE_PITCH_64 0x00000060
+#define FENCE_VALID 0x00000001
+
+
+/* Registers to control page table, p274
+ */
+#define PGETBL_CTL 0x2020
+#define PGETBL_ADDR_MASK 0xFFFFF000
+#define PGETBL_ENABLE_MASK 0x00000001
+#define PGETBL_ENABLED 0x00000001
+/** Added in 965G, this field has the actual size of the global GTT */
+#define PGETBL_SIZE_MASK 0x0000000e
+#define PGETBL_SIZE_512KB (0 << 1)
+#define PGETBL_SIZE_256KB (1 << 1)
+#define PGETBL_SIZE_128KB (2 << 1)
+#define PGETBL_SIZE_1MB (3 << 1)
+#define PGETBL_SIZE_2MB (4 << 1)
+#define PGETBL_SIZE_1_5MB (5 << 1)
+#define G33_PGETBL_SIZE_MASK (3 << 8)
+#define G33_PGETBL_SIZE_1M (1 << 8)
+#define G33_PGETBL_SIZE_2M (2 << 8)
+
+#define I830_PTE_BASE 0x10000
+#define PTE_ADDRESS_MASK 0xfffff000
+#define PTE_ADDRESS_MASK_HIGH 0x000000f0 /* i915+ */
+#define PTE_MAPPING_TYPE_UNCACHED (0 << 1)
+#define PTE_MAPPING_TYPE_DCACHE (1 << 1) /* i830 only */
+#define PTE_MAPPING_TYPE_CACHED (3 << 1)
+#define PTE_MAPPING_TYPE_MASK (3 << 1)
+#define PTE_VALID (1 << 0)
+
+/** @defgroup PGE_ERR
+ * @{
+ */
+/** Page table debug register for i845 */
+#define PGE_ERR 0x2024
+#define PGE_ERR_ADDR_MASK 0xFFFFF000
+#define PGE_ERR_ID_MASK 0x00000038
+#define PGE_ERR_CAPTURE 0x00000000
+#define PGE_ERR_OVERLAY 0x00000008
+#define PGE_ERR_DISPLAY 0x00000010
+#define PGE_ERR_HOST 0x00000018
+#define PGE_ERR_RENDER 0x00000020
+#define PGE_ERR_BLITTER 0x00000028
+#define PGE_ERR_MAPPING 0x00000030
+#define PGE_ERR_CMD_PARSER 0x00000038
+#define PGE_ERR_TYPE_MASK 0x00000007
+#define PGE_ERR_INV_TABLE 0x00000000
+#define PGE_ERR_INV_PTE 0x00000001
+#define PGE_ERR_MIXED_TYPES 0x00000002
+#define PGE_ERR_PAGE_MISS 0x00000003
+#define PGE_ERR_ILLEGAL_TRX 0x00000004
+#define PGE_ERR_LOCAL_MEM 0x00000005
+#define PGE_ERR_TILED 0x00000006
+/** @} */
+
+/** @defgroup PGTBL_ER
+ * @{
+ */
+/** Page table debug register for i945 */
+# define PGTBL_ER 0x2024
+# define PGTBL_ERR_MT_TILING (1 << 27)
+# define PGTBL_ERR_MT_GTT_PTE (1 << 26)
+# define PGTBL_ERR_LC_TILING (1 << 25)
+# define PGTBL_ERR_LC_GTT_PTE (1 << 24)
+# define PGTBL_ERR_BIN_VERTEXDATA_GTT_PTE (1 << 23)
+# define PGTBL_ERR_BIN_INSTRUCTION_GTT_PTE (1 << 22)
+# define PGTBL_ERR_CS_VERTEXDATA_GTT_PTE (1 << 21)
+# define PGTBL_ERR_CS_INSTRUCTION_GTT_PTE (1 << 20)
+# define PGTBL_ERR_CS_GTT (1 << 19)
+# define PGTBL_ERR_OVERLAY_TILING (1 << 18)
+# define PGTBL_ERR_OVERLAY_GTT_PTE (1 << 16)
+# define PGTBL_ERR_DISPC_TILING (1 << 14)
+# define PGTBL_ERR_DISPC_GTT_PTE (1 << 12)
+# define PGTBL_ERR_DISPB_TILING (1 << 10)
+# define PGTBL_ERR_DISPB_GTT_PTE (1 << 8)
+# define PGTBL_ERR_DISPA_TILING (1 << 6)
+# define PGTBL_ERR_DISPA_GTT_PTE (1 << 4)
+# define PGTBL_ERR_HOST_PTE_DATA (1 << 1)
+# define PGTBL_ERR_HOST_GTT_PTE (1 << 0)
+/** @} */
+
+/* Ring buffer registers, p277, overview p19
+ */
+#define LP_RING 0x2030
+#define HP_RING 0x2040
+
+#define RING_TAIL 0x00
+#define TAIL_ADDR 0x000FFFF8
+#define I830_TAIL_MASK 0x001FFFF8
+
+#define RING_HEAD 0x04
+#define HEAD_WRAP_COUNT 0xFFE00000
+#define HEAD_WRAP_ONE 0x00200000
+#define HEAD_ADDR 0x001FFFFC
+#define I830_HEAD_MASK 0x001FFFFC
+
+#define RING_START 0x08
+#define START_ADDR 0x03FFFFF8
+#define I830_RING_START_MASK 0xFFFFF000
+
+#define RING_LEN 0x0C
+#define RING_NR_PAGES 0x001FF000
+#define I830_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
+
+
+
+/* BitBlt Instructions
+ *
+ * There are many more masks & ranges yet to add.
+ */
+#define BR00_BITBLT_CLIENT 0x40000000
+#define BR00_OP_COLOR_BLT 0x10000000
+#define BR00_OP_SRC_COPY_BLT 0x10C00000
+#define BR00_OP_FULL_BLT 0x11400000
+#define BR00_OP_MONO_SRC_BLT 0x11800000
+#define BR00_OP_MONO_SRC_COPY_BLT 0x11000000
+#define BR00_OP_MONO_PAT_BLT 0x11C00000
+#define BR00_OP_MONO_SRC_COPY_IMMEDIATE_BLT (0x61 << 22)
+#define BR00_OP_TEXT_IMMEDIATE_BLT 0xc000000
+
+
+#define BR00_TPCY_DISABLE 0x00000000
+#define BR00_TPCY_ENABLE 0x00000010
+
+#define BR00_TPCY_ROP 0x00000000
+#define BR00_TPCY_NO_ROP 0x00000020
+#define BR00_TPCY_EQ 0x00000000
+#define BR00_TPCY_NOT_EQ 0x00000040
+
+#define BR00_PAT_MSB_FIRST 0x00000000 /* ? */
+
+#define BR00_PAT_VERT_ALIGN 0x000000e0
+
+#define BR00_LENGTH 0x0000000F
+
+#define BR09_DEST_ADDR 0x03FFFFFF
+
+#define BR11_SOURCE_PITCH 0x00003FFF
+
+#define BR12_SOURCE_ADDR 0x03FFFFFF
+
+#define BR13_SOLID_PATTERN 0x80000000
+#define BR13_RIGHT_TO_LEFT 0x40000000
+#define BR13_LEFT_TO_RIGHT 0x00000000
+#define BR13_MONO_TRANSPCY 0x20000000
+#define BR13_MONO_PATN_TRANS 0x10000000
+#define BR13_USE_DYN_DEPTH 0x04000000
+#define BR13_DYN_8BPP 0x00000000
+#define BR13_DYN_16BPP 0x01000000
+#define BR13_DYN_24BPP 0x02000000
+#define BR13_ROP_MASK 0x00FF0000
+#define BR13_DEST_PITCH 0x0000FFFF
+#define BR13_PITCH_SIGN_BIT 0x00008000
+
+#define BR14_DEST_HEIGHT 0xFFFF0000
+#define BR14_DEST_WIDTH 0x0000FFFF
+
+#define BR15_PATTERN_ADDR 0x03FFFFFF
+
+#define BR16_SOLID_PAT_COLOR 0x00FFFFFF
+#define BR16_BACKGND_PAT_CLR 0x00FFFFFF
+
+#define BR17_FGND_PAT_CLR 0x00FFFFFF
+
+#define BR18_SRC_BGND_CLR 0x00FFFFFF
+#define BR19_SRC_FGND_CLR 0x00FFFFFF
+
+
+/* Instruction parser instructions
+ */
+
+#define INST_PARSER_CLIENT 0x00000000
+#define INST_OP_FLUSH 0x02000000
+#define INST_FLUSH_MAP_CACHE 0x00000001
+
+
+#define GFX_OP_USER_INTERRUPT ((0<<29)|(2<<23))
+
+
+/* Registers in the i810 host-pci bridge pci config space which affect
+ * the i810 graphics operations.
+ */
+#define SMRAM_MISCC 0x70
+#define GMS 0x000000c0
+#define GMS_DISABLE 0x00000000
+#define GMS_ENABLE_BARE 0x00000040
+#define GMS_ENABLE_512K 0x00000080
+#define GMS_ENABLE_1M 0x000000c0
+#define USMM 0x00000030
+#define USMM_DISABLE 0x00000000
+#define USMM_TSEG_ZERO 0x00000010
+#define USMM_TSEG_512K 0x00000020
+#define USMM_TSEG_1M 0x00000030
+#define GFX_MEM_WIN_SIZE 0x00010000
+#define GFX_MEM_WIN_32M 0x00010000
+#define GFX_MEM_WIN_64M 0x00000000
+
+/* Overkill? I don't know. Need to figure out top of mem to make the
+ * SMRAM calculations come out. Linux seems to have problems
+ * detecting it all on its own, so this seems a reasonable double
+ * check to any user supplied 'mem=...' boot param.
+ *
+ * ... unfortunately this reg doesn't work according to spec on the
+ * test hardware.
+ */
+#define WHTCFG_PAMR_DRP 0x50
+#define SYS_DRAM_ROW_0_SHIFT 16
+#define SYS_DRAM_ROW_1_SHIFT 20
+#define DRAM_MASK 0x0f
+#define DRAM_VALUE_0 0
+#define DRAM_VALUE_1 8
+/* No 2 value defined */
+#define DRAM_VALUE_3 16
+#define DRAM_VALUE_4 16
+#define DRAM_VALUE_5 24
+#define DRAM_VALUE_6 32
+#define DRAM_VALUE_7 32
+#define DRAM_VALUE_8 48
+#define DRAM_VALUE_9 64
+#define DRAM_VALUE_A 64
+#define DRAM_VALUE_B 96
+#define DRAM_VALUE_C 128
+#define DRAM_VALUE_D 128
+#define DRAM_VALUE_E 192
+#define DRAM_VALUE_F 256 /* nice one, geezer */
+#define LM_FREQ_MASK 0x10
+#define LM_FREQ_133 0x10
+#define LM_FREQ_100 0x00
+
+
+
+
+/* These are 3d state registers, but the state is invarient, so we let
+ * the X server handle it:
+ */
+
+
+
+/* GFXRENDERSTATE_COLOR_CHROMA_KEY, p135
+ */
+#define GFX_OP_COLOR_CHROMA_KEY ((0x3<<29)|(0x1d<<24)|(0x2<<16)|0x1)
+#define CC1_UPDATE_KILL_WRITE (1<<28)
+#define CC1_ENABLE_KILL_WRITE (1<<27)
+#define CC1_DISABLE_KILL_WRITE 0
+#define CC1_UPDATE_COLOR_IDX (1<<26)
+#define CC1_UPDATE_CHROMA_LOW (1<<25)
+#define CC1_UPDATE_CHROMA_HI (1<<24)
+#define CC1_CHROMA_LOW_MASK ((1<<24)-1)
+#define CC2_COLOR_IDX_SHIFT 24
+#define CC2_COLOR_IDX_MASK (0xff<<24)
+#define CC2_CHROMA_HI_MASK ((1<<24)-1)
+
+
+#define GFX_CMD_CONTEXT_SEL ((0<<29)|(0x5<<23))
+#define CS_UPDATE_LOAD (1<<17)
+#define CS_UPDATE_USE (1<<16)
+#define CS_UPDATE_LOAD (1<<17)
+#define CS_LOAD_CTX0 0
+#define CS_LOAD_CTX1 (1<<8)
+#define CS_USE_CTX0 0
+#define CS_USE_CTX1 (1<<0)
+
+/* I810 LCD/TV registers */
+#define LCD_TV_HTOTAL 0x60000
+#define LCD_TV_C 0x60018
+#define LCD_TV_OVRACT 0x6001C
+
+#define LCD_TV_ENABLE (1 << 31)
+#define LCD_TV_VGAMOD (1 << 28)
+
+/* I830 CRTC registers */
+#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
+#define VSYNCSHIFT_A 0x60028
+
+#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
+#define VSYNCSHIFT_B 0x61028
+
+#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_DOWN_ON_RESET (1 << 1)
+# define POWER_TARGET_ON (1 << 0)
+
+#define PP_ON_DELAYS 0x61208
+#define PP_OFF_DELAYS 0x6120c
+#define PP_DIVISOR 0x61210
+
+#define PFIT_CONTROL 0x61230
+# define PFIT_ENABLE (1 << 31)
+/* Pre-965 */
+# 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)
+/* 965+ */
+# define PFIT_PIPE_MASK (3 << 29)
+# define PFIT_PIPE_SHIFT 29
+# define PFIT_SCALING_MODE_MASK (7 << 26)
+# 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_FILTER_SELECT_MASK (3 << 24)
+# define PFIT_FILTER_FUZZY (0 << 24)
+# define PFIT_FILTER_CRISP (1 << 24)
+# define PFIT_FILTER_MEDIAN (2 << 24)
+
+#define PFIT_PGM_RATIOS 0x61234
+/* 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 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_IGD 0x00ff8000 /* IGD */
+/**
+ * The i830 generation, in DAC/serial mode, defines p1 as two plus this
+ * bitfield, or just 2 if PLL_P1_DIVIDE_BY_TWO is set.
+ */
+# 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_IGD 15
+# define PLL_P2_DIVIDE_BY_4 (1 << 23) /* i830, required in DVO non-gang */
+# 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
+/*
+ * 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.
+ *
+ * \sa DPLL_MD_UDI_MULTIPLIER_MASK
+ */
+# define SDVO_MULTIPLIER_MASK 0x000000ff
+# define SDVO_MULTIPLIER_SHIFT_HIRES 4
+# define SDVO_MULTIPLIER_SHIFT_VGA 0
+
+/** @defgroup DPLL_MD
+ * @{
+ */
+/** Pipe A SDVO/UDI clock multiplier/divider register for G965. */
+#define DPLL_A_MD 0x0601c
+/** Pipe B SDVO/UDI clock multiplier/divider register for G965. */
+#define DPLL_B_MD 0x06020
+/**
+ * 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_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 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 */
+
+/*
+ * This is a PCI config space register to manipulate backlight brightness
+ * It is used when the BLM_LEGACY_MODE is turned on. When enabled, the first
+ * byte of this config register sets brightness within the range from
+ * 0 to 0xff
+ */
+#define LEGACY_BACKLIGHT_BRIGHTNESS 0xf4
+
+#define BLC_PWM_CTL 0x61254
+#define BACKLIGHT_MODULATION_FREQ_SHIFT (17)
+#define BACKLIGHT_MODULATION_FREQ_SHIFT2 (16)
+/**
+ * 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 BACKLIGHT_MODULATION_FREQ_MASK2 (0xffff << 16)
+#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)
+
+/* On 965+ backlight control is in another register */
+#define BLC_PWM_CTL2 0x61250
+#define BLM_LEGACY_MODE2 (1 << 30)
+
+#define BLM_CTL 0x61260
+#define BLM_THRESHOLD_0 0x61270
+#define BLM_THRESHOLD_1 0x61274
+#define BLM_THRESHOLD_2 0x61278
+#define BLM_THRESHOLD_3 0x6127c
+#define BLM_THRESHOLD_4 0x61280
+#define BLM_THRESHOLD_5 0x61284
+
+#define BLM_ACCUMULATOR_0 0x61290
+#define BLM_ACCUMULATOR_1 0x61294
+#define BLM_ACCUMULATOR_2 0x61298
+#define BLM_ACCUMULATOR_3 0x6129c
+#define BLM_ACCUMULATOR_4 0x612a0
+#define BLM_ACCUMULATOR_5 0x612a4
+
+#define FPA0 0x06040
+#define FPA1 0x06044
+#define FPB0 0x06048
+#define FPB1 0x0604c
+# define FP_N_DIV_MASK 0x003f0000
+# define FP_N_IGD_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_IGD_DIV_MASK 0x000000ff
+# define FP_M2_DIV_SHIFT 0
+
+#define PORT_HOTPLUG_EN 0x61110
+# define HDMIB_HOTPLUG_INT_EN (1 << 29)
+# define HDMIC_HOTPLUG_INT_EN (1 << 28)
+# define HDMID_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_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_FORCE_DETECT (1 << 3)
+# 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 HDMIC_HOTPLUG_INT_STATUS (1 << 28)
+# define HDMID_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)
+
+#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)
+/** 915/945 only, read-only bit */
+#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))
+#define SDVOC_PRESERVE_MASK (1 << 17)
+
+#define UDIB_SVB_SHB_CODES 0x61144
+#define UDIB_SHA_BLANK_CODES 0x61148
+#define UDIB_START_END_FILL_CODES 0x6114c
+
+
+#define SDVOUDI 0x61150
+
+#define I830_HTOTAL_MASK 0xfff0000
+#define I830_HACTIVE_MASK 0x7ff
+
+#define I830_HBLANKEND_MASK 0xfff0000
+#define I830_HBLANKSTART_MASK 0xfff
+
+#define I830_HSYNCEND_MASK 0xfff0000
+#define I830_HSYNCSTART_MASK 0xfff
+
+#define I830_VTOTAL_MASK 0xfff0000
+#define I830_VACTIVE_MASK 0x7ff
+
+#define I830_VBLANKEND_MASK 0xfff0000
+#define I830_VBLANKSTART_MASK 0xfff
+
+#define I830_VSYNCEND_MASK 0xfff0000
+#define I830_VSYNCSTART_MASK 0xfff
+
+#define I830_PIPEA_HORZ_MASK 0x7ff0000
+#define I830_PIPEA_VERT_MASK 0x7ff
+
+#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 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
+
+/** @defgroup LVDS
+ * @{
+ */
+/**
+ * This register controls the LVDS output enable, pipe selection, and data
+ * format selection.
+ *
+ * All of the clock/data pairs are force powered down by power sequencing.
+ */
+#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)
+
+/* on 965, dithering is enabled in this register, not PFIT_CONTROL */
+# define LVDS_DITHER_ENABLE (1 << 25)
+
+/*
+ * Selects between .0 and .1 formats:
+ *
+ * 0 = 1x18.0, 2x18.0, 1x24.0 or 2x24.0
+ * 1 = 1x24.1 or 2x24.1
+ */
+# define LVDS_DATA_FORMAT_DOT_ONE (1 << 24)
+
+/* Using LE instead of HS on second channel control signal */
+# define LVDS_LE_CONTROL_ENABLE (1 << 23)
+
+/* Using LF instead of VS on second channel control signal */
+# define LVDS_LF_CONTROL_ENABLE (1 << 22)
+
+/* invert vsync signal polarity */
+# define LVDS_VSYNC_POLARITY_INVERT (1 << 21)
+
+/* invert hsync signal polarity */
+# define LVDS_HSYNC_POLARITY_INVERT (1 << 20)
+
+/* invert display enable signal polarity */
+# define LVDS_DE_POLARITY_INVERT (1 << 19)
+
+/*
+ * Control signals for second channel, ignored in single channel modes
+ */
+
+/* send DE, HS, VS on second channel */
+# define LVDS_SECOND_CHANNEL_DE_HS_VS (0 << 17)
+
+# define LVDS_SECOND_CHANNEL_RESERVED (1 << 17)
+
+/* Send zeros instead of DE, HS, VS on second channel */
+# define LVDS_SECOND_CHANNEL_ZEROS (2 << 17)
+
+/* Set DE=0, HS=LE, VS=LF on second channel */
+# define LVDS_SECOND_CHANNEL_HS_VS (3 << 17)
+
+/*
+ * Send duplicate data for channel reserved bits, otherwise send zeros
+ */
+# define LVDS_CHANNEL_DUP_RESERVED (1 << 16)
+
+/*
+ * Enable border for unscaled (or aspect-scaled) display
+ */
+# define LVDS_BORDER_ENABLE (1 << 15)
+
+/*
+ * Tri-state the LVDS buffers when powered down, otherwise
+ * they are set to 0V
+ */
+# define LVDS_POWER_DOWN_TRI_STATE (1 << 10)
+
+/**
+ * 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)
+
+/** @} */
+
+#define DP_B 0x64100
+#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 DP_C 0x64200
+#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 DP_D 0x64300
+#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
+
+/*
+ * Two channel clock control. Turn this on if you need clkb for two channel mode
+ * Overridden by global LVDS power sequencing
+ */
+
+/* clkb off */
+# define LVDS_CLKB_POWER_DOWN (0 << 4)
+
+/* powered up, but clkb forced to 0 */
+# define LVDS_CLKB_POWER_PARTIAL (1 << 4)
+
+/* clock B running */
+# define LVDS_CLKB_POWER_UP (3 << 4)
+
+/*
+ * Two channel mode B0-B2 control. Sets state when power is on.
+ * Set to POWER_DOWN in single channel mode, other settings enable
+ * two channel mode. The CLKB power control controls whether that clock
+ * is enabled during two channel mode.
+ *
+ */
+/* Everything is off, including B3 and CLKB */
+# define LVDS_B_POWER_DOWN (0 << 2)
+
+/* B0, B1, B2 and data lines forced to 0. timing is active */
+# define LVDS_B_POWER_PARTIAL (1 << 2)
+
+/* data lines active (both timing and colour) */
+# define LVDS_B_POWER_UP (3 << 2)
+
+/** @defgroup TV_CTL
+ * @{
+ */
+#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)
+/** @} */
+
+/** @defgroup TV_DAC
+ * @{
+ */
+#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_OFF (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_OFF (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_OFF (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
+
+/** @defgroup TV_CSC_KNOBS
+ * @{
+ */
+#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
+/** @} */
+
+/** @defgroup TV_CLR_LEVEL
+ * @{
+ */
+#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
+/* @} */
+
+/** @defgroup TV_H_CTL_1
+ * @{
+ */
+#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
+/** @} */
+
+/** @defgroup TV_H_CTL_2
+ * @{
+ */
+#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
+/** @} */
+
+/** @defgroup TV_H_CTL_3
+ * @{
+ */
+#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
+/** @} */
+
+/** @defgroup TV_V_CTL_1
+ * @{
+ */
+#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
+/** @} */
+
+/** @defgroup TV_V_CTL_2
+ * @{
+ */
+#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
+/** @} */
+
+/** @defgroup TV_V_CTL_3
+ * @{
+ */
+#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
+/** @} */
+
+/** @defgroup TV_V_CTL_4
+ * @{
+ */
+#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
+/** @} */
+
+/** @defgroup TV_V_CTL_5
+ * @{
+ */
+#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
+/** @} */
+
+/** @defgroup TV_V_CTL_6
+ * @{
+ */
+#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
+/** @} */
+
+/** @defgroup TV_V_CTL_7
+ * @{
+ */
+#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
+/** @} */
+
+/** @defgroup TV_SC_CTL_1
+ * @{
+ */
+#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
+/** @} */
+
+/** @defgroup TV_SC_CTL_2
+ * @{
+ */
+#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
+/** @} */
+
+/** @defgroup TV_SC_CTL_3
+ * @{
+ */
+#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
+/** @} */
+
+/** @defgroup TV_WIN_POS
+ * @{
+ */
+#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
+/** @} */
+
+/** @defgroup TV_WIN_SIZE
+ * @{
+ */
+#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
+/** @} */
+
+/** @defgroup TV_FILTER_CTL_1
+ * @{
+ */
+#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
+/** @} */
+
+/** @defgroup TV_FILTER_CTL_2
+ * @{
+ */
+#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
+/** @} */
+
+/** @defgroup TV_FILTER_CTL_3
+ * @{
+ */
+#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
+/** @} */
+
+/** @defgroup TV_CC_CONTROL
+ * @{
+ */
+#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
+/** @} */
+
+/** @defgroup TV_CC_DATA
+ * @{
+ */
+#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
+/** @} */
+
+#define PIPEA_DSL 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 PIPEAGCMAXRED 0x70010
+#define PIPEAGCMAXGREEN 0x70014
+#define PIPEAGCMAXBLUE 0x70018
+#define PIPEASTAT 0x70024
+# define FIFO_UNDERRUN (1 << 31)
+# define CRC_ERROR_ENABLE (1 << 29)
+# define CRC_DONE_ENABLE (1 << 28)
+# define GMBUS_EVENT_ENABLE (1 << 27)
+# define VSYNC_INT_ENABLE (1 << 25)
+# define DLINE_COMPARE_ENABLE (1 << 24)
+# define DPST_EVENT_ENABLE (1 << 23)
+# define LBLC_EVENT_ENABLE (1 << 22)
+# define OFIELD_INT_ENABLE (1 << 21)
+# define EFIELD_INT_ENABLE (1 << 20)
+# define SVBLANK_INT_ENABLE (1 << 18)
+# define VBLANK_INT_ENABLE (1 << 17)
+# define OREG_UPDATE_ENABLE (1 << 16)
+# define CRC_ERROR_INT_STATUS (1 << 13)
+# define CRC_DONE_INT_STATUS (1 << 12)
+# define GMBUS_INT_STATUS (1 << 11)
+# define VSYNC_INT_STATUS (1 << 9)
+# define DLINE_COMPARE_STATUS (1 << 8)
+# define DPST_EVENT_STATUS (1 << 7)
+# define LBLC_EVENT_STATUS (1 << 6)
+# define OFIELD_INT_STATUS (1 << 5)
+# define EFIELD_INT_STATUS (1 << 4)
+# define SVBLANK_INT_STATUS (1 << 2)
+# define VBLANK_INT_STATUS (1 << 1)
+# define OREG_UPDATE_STATUS (1 << 0)
+
+
+#define DSPARB 0x70030
+#define DSPARB_CSTART_SHIFT 7
+#define DSPARB_BSTART_SHIFT 0
+#define DSPARB_BEND_SHIFT 9 /* on 855 */
+#define DSPARB_AEND_SHIFT 0
+#define DSPFW1 0x70034
+#define DSPFW2 0x70038
+#define DSPFW3 0x7003c
+/*
+ * 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
+/*
+ * Pixel within the current frame is counted in the PIPEAFRAMEPIXEL register
+ * and is 24 bits wide.
+ */
+#define PIPE_PIXEL_MASK 0x00ffffff
+#define PIPE_PIXEL_SHIFT 0
+
+#define PIPEB_DSL 0x71000
+
+#define PIPEBCONF 0x71008
+#define PIPEBCONF_ENABLE (1<<31)
+#define PIPEBCONF_DISABLE 0
+#define PIPEBCONF_DOUBLE_WIDE (1<<30)
+#define PIPEBCONF_DISABLE 0
+#define PIPEBCONF_GAMMA (1<<24)
+#define PIPEBCONF_PALETTE 0
+
+#define PIPEBGCMAXRED 0x71010
+#define PIPEBGCMAXGREEN 0x71014
+#define PIPEBGCMAXBLUE 0x71018
+#define PIPEBSTAT 0x71024
+#define PIPEBFRAMEHIGH 0x71040
+#define PIPEBFRAMEPIXEL 0x71044
+
+#define DSPACNTR 0x70180
+#define DSPBCNTR 0x71180
+#define DISPLAY_PLANE_ENABLE (1<<31)
+#define DISPLAY_PLANE_DISABLE 0
+#define DISPLAY_PLANE_TILED (1<<10)
+#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_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)
+/* plane B only */
+#define DISPPLANE_ALPHA_TRANS_ENABLE (1<<15)
+#define DISPPLANE_ALPHA_TRANS_DISABLE 0
+#define DISPPLANE_SPRITE_ABOVE_DISPLAYA 0
+#define DISPPLANE_SPRITE_ABOVE_OVERLAY (1)
+
+#define DSPABASE 0x70184
+#define DSPASTRIDE 0x70188
+
+#define DSPBBASE 0x71184
+#define DSPBADDR DSPBBASE
+#define DSPBSTRIDE 0x71188
+
+#define DSPAKEYVAL 0x70194
+#define DSPAKEYMASK 0x70198
+
+#define DSPAPOS 0x7018C /* reserved */
+#define DSPASIZE 0x70190
+#define DSPBPOS 0x7118C
+#define DSPBSIZE 0x71190
+
+#define DSPASURF 0x7019C
+#define DSPATILEOFF 0x701A4
+
+#define DSPBSURF 0x7119C
+#define DSPBTILEOFF 0x711A4
+
+#define VGACNTRL 0x71400
+# define VGA_DISP_DISABLE (1 << 31)
+# define VGA_2X_MODE (1 << 30)
+# define VGA_PIPE_B_SELECT (1 << 29)
+
+/* Various masks for reserved bits, etc. */
+#define I830_FWATER1_MASK (~((1<<11)|(1<<10)|(1<<9)| \
+ (1<<8)|(1<<26)|(1<<25)|(1<<24)|(1<<5)|(1<<4)|(1<<3)| \
+ (1<<2)|(1<<1)|1|(1<<20)|(1<<19)|(1<<18)|(1<<17)|(1<<16)))
+#define I830_FWATER2_MASK ~(0)
+
+#define DV0A_RESERVED ((1<<26)|(1<<25)|(1<<24)|(1<<23)|(1<<22)|(1<<21)|(1<<20)|(1<<19)|(1<<18)|(1<<16)|(1<<5)|(1<<1)|1)
+#define DV0B_RESERVED ((1<<27)|(1<<26)|(1<<25)|(1<<24)|(1<<23)|(1<<22)|(1<<21)|(1<<20)|(1<<19)|(1<<18)|(1<<16)|(1<<5)|(1<<1)|1)
+#define VGA0_N_DIVISOR_MASK ((1<<21)|(1<<20)|(1<<19)|(1<<18)|(1<<17)|(1<<16))
+#define VGA0_M1_DIVISOR_MASK ((1<<13)|(1<<12)|(1<<11)|(1<<10)|(1<<9)|(1<<8))
+#define VGA0_M2_DIVISOR_MASK ((1<<5)|(1<<4)|(1<<3)|(1<<2)|(1<<1)|1)
+#define VGA0_M1M2N_RESERVED ~(VGA0_N_DIVISOR_MASK|VGA0_M1_DIVISOR_MASK|VGA0_M2_DIVISOR_MASK)
+#define VGA0_POSTDIV_MASK ((1<<7)|(1<<5)|(1<<4)|(1<<3)|(1<<2)|(1<<1)|1)
+#define VGA1_POSTDIV_MASK ((1<<15)|(1<<13)|(1<<12)|(1<<11)|(1<<10)|(1<<9)|(1<<8))
+#define VGA_POSTDIV_RESERVED ~(VGA0_POSTDIV_MASK|VGA1_POSTDIV_MASK|(1<<7)|(1<<15))
+#define DPLLA_POSTDIV_MASK ((1<<23)|(1<<21)|(1<<20)|(1<<19)|(1<<18)|(1<<17)|(1<<16))
+#define DPLLA_RESERVED ((1<<27)|(1<<26)|(1<<25)|(1<<24)|(1<<22)|(1<<15)|(1<<12)|(1<<11)|(1<<10)|(1<<9)|(1<<8)|(1<<7)|(1<<6)|(1<<5)|(1<<4)|(1<<3)|(1<<2)|(1<<1)|1)
+#define ADPA_RESERVED ((1<<2)|(1<<1)|1|(1<<9)|(1<<8)|(1<<7)|(1<<6)|(1<<5)|(1<<30)|(1<<29)|(1<<28)|(1<<27)|(1<<26)|(1<<25)|(1<<24)|(1<<23)|(1<<22)|(1<<21)|(1<<20)|(1<<19)|(1<<18)|(1<<17)|(1<<16))
+#define SUPER_WORD 32
+#define BURST_A_MASK ((1<<11)|(1<<10)|(1<<9)|(1<<8))
+#define BURST_B_MASK ((1<<26)|(1<<25)|(1<<24))
+#define WATER_A_MASK ((1<<5)|(1<<4)|(1<<3)|(1<<2)|(1<<1)|1)
+#define WATER_B_MASK ((1<<20)|(1<<19)|(1<<18)|(1<<17)|(1<<16))
+#define WATER_RESERVED ((1<<31)|(1<<30)|(1<<29)|(1<<28)|(1<<27)|(1<<23)|(1<<22)|(1<<21)|(1<<15)|(1<<14)|(1<<13)|(1<<12)|(1<<7)|(1<<6))
+#define PIPEACONF_RESERVED ((1<<29)|(1<<28)|(1<<27)|(1<<23)|(1<<22)|(1<<21)|(1<<20)|(1<<19)|(1<<18)|(1<<17)|(1<<16)|0xffff)
+#define PIPEBCONF_RESERVED ((1<<30)|(1<<29)|(1<<28)|(1<<27)|(1<<26)|(1<<25)|(1<<23)|(1<<22)|(1<<21)|(1<<20)|(1<<19)|(1<<18)|(1<<17)|(1<<16)|0xffff)
+#define DSPACNTR_RESERVED ((1<<23)|(1<<19)|(1<<17)|(1<<16)|0xffff)
+#define DSPBCNTR_RESERVED ((1<<23)|(1<<19)|(1<<17)|(1<<16)|0x7ffe)
+
+#define I830_GMCH_CTRL 0x52
+
+#define I830_GMCH_ENABLED 0x4
+#define I830_GMCH_MEM_MASK 0x1
+#define I830_GMCH_MEM_64M 0x1
+#define I830_GMCH_MEM_128M 0
+
+#define I830_GMCH_GMS_MASK 0x70
+#define I830_GMCH_GMS_DISABLED 0x00
+#define I830_GMCH_GMS_LOCAL 0x10
+#define I830_GMCH_GMS_STOLEN_512 0x20
+#define I830_GMCH_GMS_STOLEN_1024 0x30
+#define I830_GMCH_GMS_STOLEN_8192 0x40
+
+#define I830_RDRAM_CHANNEL_TYPE 0x03010
+#define I830_RDRAM_ND(x) (((x) & 0x20) >> 5)
+#define I830_RDRAM_DDT(x) (((x) & 0x18) >> 3)
+
+#define I855_GMCH_GMS_MASK (0xF << 4)
+#define I855_GMCH_GMS_DISABLED 0x00
+#define I855_GMCH_GMS_STOLEN_1M (0x1 << 4)
+#define I855_GMCH_GMS_STOLEN_4M (0x2 << 4)
+#define I855_GMCH_GMS_STOLEN_8M (0x3 << 4)
+#define I855_GMCH_GMS_STOLEN_16M (0x4 << 4)
+#define I855_GMCH_GMS_STOLEN_32M (0x5 << 4)
+#define I915G_GMCH_GMS_STOLEN_48M (0x6 << 4)
+#define I915G_GMCH_GMS_STOLEN_64M (0x7 << 4)
+#define G33_GMCH_GMS_STOLEN_128M (0x8 << 4)
+#define G33_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 I85X_CAPID 0x44
+#define I85X_VARIANT_MASK 0x7
+#define I85X_VARIANT_SHIFT 5
+#define I855_GME 0x0
+#define I855_GM 0x4
+#define I852_GME 0x2
+#define I852_GM 0x5
+
+#define I915_GCFGC 0xf0
+#define I915_LOW_FREQUENCY_ENABLE (1 << 7)
+#define I915_DISPLAY_CLOCK_190_200_MHZ (0 << 4)
+#define I915_DISPLAY_CLOCK_333_MHZ (4 << 4)
+#define I915_DISPLAY_CLOCK_MASK (7 << 4)
+
+#define I855_HPLLCC 0xc0
+#define I855_CLOCK_CONTROL_MASK (3 << 0)
+#define I855_CLOCK_133_200 (0 << 0)
+#define I855_CLOCK_100_200 (1 << 0)
+#define I855_CLOCK_100_133 (2 << 0)
+#define I855_CLOCK_166_250 (3 << 0)
+
+/* BLT commands */
+#define COLOR_BLT_CMD ((2<<29)|(0x40<<22)|(0x3))
+#define COLOR_BLT_WRITE_ALPHA (1<<21)
+#define COLOR_BLT_WRITE_RGB (1<<20)
+
+#define XY_COLOR_BLT_CMD ((2<<29)|(0x50<<22)|(0x4))
+#define XY_COLOR_BLT_WRITE_ALPHA (1<<21)
+#define XY_COLOR_BLT_WRITE_RGB (1<<20)
+#define XY_COLOR_BLT_TILED (1<<11)
+
+#define XY_SETUP_CLIP_BLT_CMD ((2<<29)|(3<<22)|1)
+
+#define XY_SRC_COPY_BLT_CMD ((2<<29)|(0x53<<22)|6)
+#define XY_SRC_COPY_BLT_WRITE_ALPHA (1<<21)
+#define XY_SRC_COPY_BLT_WRITE_RGB (1<<20)
+#define XY_SRC_COPY_BLT_SRC_TILED (1<<15)
+#define XY_SRC_COPY_BLT_DST_TILED (1<<11)
+
+#define SRC_COPY_BLT_CMD ((2<<29)|(0x43<<22)|0x4)
+#define SRC_COPY_BLT_WRITE_ALPHA (1<<21)
+#define SRC_COPY_BLT_WRITE_RGB (1<<20)
+
+#define XY_PAT_BLT_IMMEDIATE ((2<<29)|(0x72<<22))
+
+#define XY_MONO_PAT_BLT_CMD ((0x2<<29)|(0x52<<22)|0x7)
+#define XY_MONO_PAT_VERT_SEED ((1<<10)|(1<<9)|(1<<8))
+#define XY_MONO_PAT_HORT_SEED ((1<<14)|(1<<13)|(1<<12))
+#define XY_MONO_PAT_BLT_WRITE_ALPHA (1<<21)
+#define XY_MONO_PAT_BLT_WRITE_RGB (1<<20)
+
+#define XY_MONO_SRC_BLT_CMD ((0x2<<29)|(0x54<<22)|(0x6))
+#define XY_MONO_SRC_BLT_WRITE_ALPHA (1<<21)
+#define XY_MONO_SRC_BLT_WRITE_RGB (1<<20)
+
+#define STATE3D_FOG_MODE ((3<<29)|(0x1d<<24)|(0x89<<16)|2)
+#define FOG_MODE_VERTEX (1<<31)
+
+#define DISABLE_TEX_TRANSFORM (1<<28)
+#define TEXTURE_SET(x) (x<<29)
+
+#define STATE3D_VERTEX_TRANSFORM ((3<<29)|(0x1d<<24)|(0x8b<<16))
+#define DISABLE_VIEWPORT_TRANSFORM (1<<31)
+#define DISABLE_PERSPECTIVE_DIVIDE (1<<29)
+
+#define MI_SET_CONTEXT (0x18<<23)
+#define CTXT_NO_RESTORE (1)
+#define CTXT_PALETTE_SAVE_DISABLE (1<<3)
+#define CTXT_PALETTE_RESTORE_DISABLE (1<<2)
+
+/* Dword 0 */
+#define MI_VERTEX_BUFFER (0x17<<23)
+#define MI_VERTEX_BUFFER_IDX(x) (x<<20)
+#define MI_VERTEX_BUFFER_PITCH(x) (x<<13)
+#define MI_VERTEX_BUFFER_WIDTH(x) (x<<6)
+/* Dword 1 */
+#define MI_VERTEX_BUFFER_DISABLE (1)
+
+/* Overlay Flip */
+#define MI_OVERLAY_FLIP (0x11<<23)
+#define MI_OVERLAY_FLIP_CONTINUE (0<<21)
+#define MI_OVERLAY_FLIP_ON (1<<21)
+#define MI_OVERLAY_FLIP_OFF (2<<21)
+
+/* Wait for Events */
+#define MI_WAIT_FOR_EVENT (0x03<<23)
+#define MI_WAIT_FOR_PIPEB_SVBLANK (1<<18)
+#define MI_WAIT_FOR_PIPEA_SVBLANK (1<<17)
+#define MI_WAIT_FOR_OVERLAY_FLIP (1<<16)
+#define MI_WAIT_FOR_PIPEB_VBLANK (1<<7)
+#define MI_WAIT_FOR_PIPEA_VBLANK (1<<3)
+
+/* Flush */
+#define MI_FLUSH (0x04<<23)
+#define MI_WRITE_DIRTY_STATE (1<<4)
+#define MI_END_SCENE (1<<3)
+#define MI_GLOBAL_SNAPSHOT_COUNT_RESET (1<<3)
+#define MI_INHIBIT_RENDER_CACHE_FLUSH (1<<2)
+#define MI_STATE_INSTRUCTION_CACHE_FLUSH (1<<1)
+#define MI_INVALIDATE_MAP_CACHE (1<<0)
+/* broadwater flush bits */
+#define BRW_MI_GLOBAL_SNAPSHOT_RESET (1 << 3)
+
+/* Noop */
+#define MI_NOOP 0x00
+#define MI_NOOP_WRITE_ID (1<<22)
+#define MI_NOOP_ID_MASK (1<<22 - 1)
+
+#define STATE3D_COLOR_FACTOR ((0x3<<29)|(0x1d<<24)|(0x01<<16))
+
+/* Batch */
+#define MI_BATCH_BUFFER ((0x30 << 23) | 1)
+#define MI_BATCH_BUFFER_START (0x31 << 23)
+#define MI_BATCH_BUFFER_END (0xA << 23)
+#define MI_BATCH_NON_SECURE (1)
+#define MI_BATCH_NON_SECURE_I965 (1 << 8)
+
+/* STATE3D_FOG_MODE stuff */
+#define ENABLE_FOG_SOURCE (1<<27)
+#define ENABLE_FOG_CONST (1<<24)
+#define ENABLE_FOG_DENSITY (1<<23)
+
+/*
+ * New regs for broadwater -- we need to split this file up sensibly somehow.
+ */
+#define BRW_3D(Pipeline,Opcode,Subopcode) ((3 << 29) | \
+ ((Pipeline) << 27) | \
+ ((Opcode) << 24) | \
+ ((Subopcode) << 16))
+
+#define BRW_URB_FENCE BRW_3D(0, 0, 0)
+#define BRW_CS_URB_STATE BRW_3D(0, 0, 1)
+#define BRW_CONSTANT_BUFFER BRW_3D(0, 0, 2)
+#define BRW_STATE_PREFETCH BRW_3D(0, 0, 3)
+
+#define BRW_STATE_BASE_ADDRESS BRW_3D(0, 1, 1)
+#define BRW_STATE_SIP BRW_3D(0, 1, 2)
+#define BRW_PIPELINE_SELECT BRW_3D(0, 1, 4)
+
+#define NEW_PIPELINE_SELECT BRW_3D(1, 1, 4)
+
+#define BRW_MEDIA_STATE_POINTERS BRW_3D(2, 0, 0)
+#define BRW_MEDIA_OBJECT BRW_3D(2, 1, 0)
+
+#define BRW_3DSTATE_PIPELINED_POINTERS BRW_3D(3, 0, 0)
+#define BRW_3DSTATE_BINDING_TABLE_POINTERS BRW_3D(3, 0, 1)
+#define BRW_3DSTATE_VERTEX_BUFFERS BRW_3D(3, 0, 8)
+#define BRW_3DSTATE_VERTEX_ELEMENTS BRW_3D(3, 0, 9)
+#define BRW_3DSTATE_INDEX_BUFFER BRW_3D(3, 0, 0xa)
+#define BRW_3DSTATE_VF_STATISTICS BRW_3D(3, 0, 0xb)
+
+#define BRW_3DSTATE_DRAWING_RECTANGLE BRW_3D(3, 1, 0)
+#define BRW_3DSTATE_CONSTANT_COLOR BRW_3D(3, 1, 1)
+#define BRW_3DSTATE_SAMPLER_PALETTE_LOAD BRW_3D(3, 1, 2)
+#define BRW_3DSTATE_CHROMA_KEY BRW_3D(3, 1, 4)
+#define BRW_3DSTATE_DEPTH_BUFFER BRW_3D(3, 1, 5)
+#define BRW_3DSTATE_POLY_STIPPLE_OFFSET BRW_3D(3, 1, 6)
+#define BRW_3DSTATE_POLY_STIPPLE_PATTERN BRW_3D(3, 1, 7)
+#define BRW_3DSTATE_LINE_STIPPLE BRW_3D(3, 1, 8)
+#define BRW_3DSTATE_GLOBAL_DEPTH_OFFSET_CLAMP BRW_3D(3, 1, 9)
+/* These two are BLC and CTG only, not BW or CL */
+#define BRW_3DSTATE_AA_LINE_PARAMS BRW_3D(3, 1, 0xa)
+#define BRW_3DSTATE_GS_SVB_INDEX BRW_3D(3, 1, 0xb)
+
+#define BRW_PIPE_CONTROL BRW_3D(3, 2, 0)
+
+#define BRW_3DPRIMITIVE BRW_3D(3, 3, 0)
+
+#define PIPELINE_SELECT_3D 0
+#define PIPELINE_SELECT_MEDIA 1
+
+#define UF0_CS_REALLOC (1 << 13)
+#define UF0_VFE_REALLOC (1 << 12)
+#define UF0_SF_REALLOC (1 << 11)
+#define UF0_CLIP_REALLOC (1 << 10)
+#define UF0_GS_REALLOC (1 << 9)
+#define UF0_VS_REALLOC (1 << 8)
+#define UF1_CLIP_FENCE_SHIFT 20
+#define UF1_GS_FENCE_SHIFT 10
+#define UF1_VS_FENCE_SHIFT 0
+#define UF2_CS_FENCE_SHIFT 20
+#define UF2_VFE_FENCE_SHIFT 10
+#define UF2_SF_FENCE_SHIFT 0
+
+/* for BRW_STATE_BASE_ADDRESS */
+#define BASE_ADDRESS_MODIFY (1 << 0)
+
+/* for BRW_3DSTATE_PIPELINED_POINTERS */
+#define BRW_GS_DISABLE 0
+#define BRW_GS_ENABLE 1
+#define BRW_CLIP_DISABLE 0
+#define BRW_CLIP_ENABLE 1
+
+/* for BRW_PIPE_CONTROL */
+#define BRW_PIPE_CONTROL_NOWRITE (0 << 14)
+#define BRW_PIPE_CONTROL_WRITE_QWORD (1 << 14)
+#define BRW_PIPE_CONTROL_WRITE_DEPTH (2 << 14)
+#define BRW_PIPE_CONTROL_WRITE_TIME (3 << 14)
+#define BRW_PIPE_CONTROL_DEPTH_STALL (1 << 13)
+#define BRW_PIPE_CONTROL_WC_FLUSH (1 << 12)
+#define BRW_PIPE_CONTROL_IS_FLUSH (1 << 11)
+#define BRW_PIPE_CONTROL_NOTIFY_ENABLE (1 << 8)
+#define BRW_PIPE_CONTROL_GLOBAL_GTT (1 << 2)
+#define BRW_PIPE_CONTROL_LOCAL_PGTT (0 << 2)
+
+/* VERTEX_BUFFER_STATE Structure */
+#define VB0_BUFFER_INDEX_SHIFT 27
+#define VB0_VERTEXDATA (0 << 26)
+#define VB0_INSTANCEDATA (1 << 26)
+#define VB0_BUFFER_PITCH_SHIFT 0
+
+/* VERTEX_ELEMENT_STATE Structure */
+#define VE0_VERTEX_BUFFER_INDEX_SHIFT 27
+#define VE0_VALID (1 << 26)
+#define VE0_FORMAT_SHIFT 16
+#define VE0_OFFSET_SHIFT 0
+#define VE1_VFCOMPONENT_0_SHIFT 28
+#define VE1_VFCOMPONENT_1_SHIFT 24
+#define VE1_VFCOMPONENT_2_SHIFT 20
+#define VE1_VFCOMPONENT_3_SHIFT 16
+#define VE1_DESTINATION_ELEMENT_OFFSET_SHIFT 0
+
+/* 3DPRIMITIVE bits */
+#define BRW_3DPRIMITIVE_VERTEX_SEQUENTIAL (0 << 15)
+#define BRW_3DPRIMITIVE_VERTEX_RANDOM (1 << 15)
+/* Primitive types are in brw_defines.h */
+#define BRW_3DPRIMITIVE_TOPOLOGY_SHIFT 10
+
+#define BRW_SVG_CTL 0x7400
+
+#define BRW_SVG_CTL_GS_BA (0 << 8)
+#define BRW_SVG_CTL_SS_BA (1 << 8)
+#define BRW_SVG_CTL_IO_BA (2 << 8)
+#define BRW_SVG_CTL_GS_AUB (3 << 8)
+#define BRW_SVG_CTL_IO_AUB (4 << 8)
+#define BRW_SVG_CTL_SIP (5 << 8)
+
+#define BRW_SVG_RDATA 0x7404
+#define BRW_SVG_WORK_CTL 0x7408
+
+#define BRW_VF_CTL 0x7500
+
+#define BRW_VF_CTL_SNAPSHOT_COMPLETE (1 << 31)
+#define BRW_VF_CTL_SNAPSHOT_MUX_SELECT_THREADID (0 << 8)
+#define BRW_VF_CTL_SNAPSHOT_MUX_SELECT_VF_DEBUG (1 << 8)
+#define BRW_VF_CTL_SNAPSHOT_TYPE_VERTEX_SEQUENCE (0 << 4)
+#define BRW_VF_CTL_SNAPSHOT_TYPE_VERTEX_INDEX (1 << 4)
+#define BRW_VF_CTL_SKIP_INITIAL_PRIMITIVES (1 << 3)
+#define BRW_VF_CTL_MAX_PRIMITIVES_LIMIT_ENABLE (1 << 2)
+#define BRW_VF_CTL_VERTEX_RANGE_LIMIT_ENABLE (1 << 1)
+#define BRW_VF_CTL_SNAPSHOT_ENABLE (1 << 0)
+
+#define BRW_VF_STRG_VAL 0x7504
+#define BRW_VF_STR_VL_OVR 0x7508
+#define BRW_VF_VC_OVR 0x750c
+#define BRW_VF_STR_PSKIP 0x7510
+#define BRW_VF_MAX_PRIM 0x7514
+#define BRW_VF_RDATA 0x7518
+
+#define BRW_VS_CTL 0x7600
+#define BRW_VS_CTL_SNAPSHOT_COMPLETE (1 << 31)
+#define BRW_VS_CTL_SNAPSHOT_MUX_VERTEX_0 (0 << 8)
+#define BRW_VS_CTL_SNAPSHOT_MUX_VERTEX_1 (1 << 8)
+#define BRW_VS_CTL_SNAPSHOT_MUX_VALID_COUNT (2 << 8)
+#define BRW_VS_CTL_SNAPSHOT_MUX_VS_KERNEL_POINTER (3 << 8)
+#define BRW_VS_CTL_SNAPSHOT_ALL_THREADS (1 << 2)
+#define BRW_VS_CTL_THREAD_SNAPSHOT_ENABLE (1 << 1)
+#define BRW_VS_CTL_SNAPSHOT_ENABLE (1 << 0)
+
+#define BRW_VS_STRG_VAL 0x7604
+#define BRW_VS_RDATA 0x7608
+
+#define BRW_SF_CTL 0x7b00
+#define BRW_SF_CTL_SNAPSHOT_COMPLETE (1 << 31)
+#define BRW_SF_CTL_SNAPSHOT_MUX_VERTEX_0_FF_ID (0 << 8)
+#define BRW_SF_CTL_SNAPSHOT_MUX_VERTEX_0_REL_COUNT (1 << 8)
+#define BRW_SF_CTL_SNAPSHOT_MUX_VERTEX_1_FF_ID (2 << 8)
+#define BRW_SF_CTL_SNAPSHOT_MUX_VERTEX_1_REL_COUNT (3 << 8)
+#define BRW_SF_CTL_SNAPSHOT_MUX_VERTEX_2_FF_ID (4 << 8)
+#define BRW_SF_CTL_SNAPSHOT_MUX_VERTEX_2_REL_COUNT (5 << 8)
+#define BRW_SF_CTL_SNAPSHOT_MUX_VERTEX_COUNT (6 << 8)
+#define BRW_SF_CTL_SNAPSHOT_MUX_SF_KERNEL_POINTER (7 << 8)
+#define BRW_SF_CTL_MIN_MAX_PRIMITIVE_RANGE_ENABLE (1 << 4)
+#define BRW_SF_CTL_DEBUG_CLIP_RECTANGLE_ENABLE (1 << 3)
+#define BRW_SF_CTL_SNAPSHOT_ALL_THREADS (1 << 2)
+#define BRW_SF_CTL_THREAD_SNAPSHOT_ENABLE (1 << 1)
+#define BRW_SF_CTL_SNAPSHOT_ENABLE (1 << 0)
+
+#define BRW_SF_STRG_VAL 0x7b04
+#define BRW_SF_RDATA 0x7b18
+
+#define BRW_WIZ_CTL 0x7c00
+#define BRW_WIZ_CTL_SNAPSHOT_COMPLETE (1 << 31)
+#define BRW_WIZ_CTL_SUBSPAN_INSTANCE_SHIFT 16
+#define BRW_WIZ_CTL_SNAPSHOT_MUX_WIZ_KERNEL_POINTER (0 << 8)
+#define BRW_WIZ_CTL_SNAPSHOT_MUX_SUBSPAN_INSTANCE (1 << 8)
+#define BRW_WIZ_CTL_SNAPSHOT_MUX_PRIMITIVE_SEQUENCE (2 << 8)
+#define BRW_WIZ_CTL_SINGLE_SUBSPAN_DISPATCH (1 << 6)
+#define BRW_WIZ_CTL_IGNORE_COLOR_SCOREBOARD_STALLS (1 << 5)
+#define BRW_WIZ_CTL_ENABLE_SUBSPAN_INSTANCE_COMPARE (1 << 4)
+#define BRW_WIZ_CTL_USE_UPSTREAM_SNAPSHOT_FLAG (1 << 3)
+#define BRW_WIZ_CTL_SNAPSHOT_ALL_THREADS (1 << 2)
+#define BRW_WIZ_CTL_THREAD_SNAPSHOT_ENABLE (1 << 1)
+#define BRW_WIZ_CTL_SNAPSHOT_ENABLE (1 << 0)
+
+#define BRW_WIZ_STRG_VAL 0x7c04
+#define BRW_WIZ_RDATA 0x7c18
+
+#define BRW_TS_CTL 0x7e00
+#define BRW_TS_CTL_SNAPSHOT_COMPLETE (1 << 31)
+#define BRW_TS_CTL_SNAPSHOT_MESSAGE_ERROR (0 << 8)
+#define BRW_TS_CTL_SNAPSHOT_INTERFACE_DESCRIPTOR (3 << 8)
+#define BRW_TS_CTL_SNAPSHOT_ALL_CHILD_THREADS (1 << 2)
+#define BRW_TS_CTL_SNAPSHOT_ALL_ROOT_THREADS (1 << 1)
+#define BRW_TS_CTL_SNAPSHOT_ENABLE (1 << 0)
+
+#define BRW_TS_STRG_VAL 0x7e04
+#define BRW_TS_RDATA 0x7e08
+
+#define BRW_TD_CTL 0x8000
+#define BRW_TD_CTL_MUX_SHIFT 8
+#define BRW_TD_CTL_EXTERNAL_HALT_R0_DEBUG_MATCH (1 << 7)
+#define BRW_TD_CTL_FORCE_EXTERNAL_HALT (1 << 6)
+#define BRW_TD_CTL_EXCEPTION_MASK_OVERRIDE (1 << 5)
+#define BRW_TD_CTL_FORCE_THREAD_BREAKPOINT_ENABLE (1 << 4)
+#define BRW_TD_CTL_BREAKPOINT_ENABLE (1 << 2)
+#define BRW_TD_CTL2 0x8004
+#define BRW_TD_CTL2_ILLEGAL_OPCODE_EXCEPTION_OVERRIDE (1 << 28)
+#define BRW_TD_CTL2_MASKSTACK_EXCEPTION_OVERRIDE (1 << 26)
+#define BRW_TD_CTL2_SOFTWARE_EXCEPTION_OVERRIDE (1 << 25)
+#define BRW_TD_CTL2_ACTIVE_THREAD_LIMIT_SHIFT 16
+#define BRW_TD_CTL2_ACTIVE_THREAD_LIMIT_ENABLE (1 << 8)
+#define BRW_TD_CTL2_THREAD_SPAWNER_EXECUTION_MASK_ENABLE (1 << 7)
+#define BRW_TD_CTL2_WIZ_EXECUTION_MASK_ENABLE (1 << 6)
+#define BRW_TD_CTL2_SF_EXECUTION_MASK_ENABLE (1 << 5)
+#define BRW_TD_CTL2_CLIPPER_EXECUTION_MASK_ENABLE (1 << 4)
+#define BRW_TD_CTL2_GS_EXECUTION_MASK_ENABLE (1 << 3)
+#define BRW_TD_CTL2_VS_EXECUTION_MASK_ENABLE (1 << 0)
+#define BRW_TD_VF_VS_EMSK 0x8008
+#define BRW_TD_GS_EMSK 0x800c
+#define BRW_TD_CLIP_EMSK 0x8010
+#define BRW_TD_SF_EMSK 0x8014
+#define BRW_TD_WIZ_EMSK 0x8018
+#define BRW_TD_0_6_EHTRG_VAL 0x801c
+#define BRW_TD_0_7_EHTRG_VAL 0x8020
+#define BRW_TD_0_6_EHTRG_MSK 0x8024
+#define BRW_TD_0_7_EHTRG_MSK 0x8028
+#define BRW_TD_RDATA 0x802c
+#define BRW_TD_TS_EMSK 0x8030
+
+#define BRW_EU_CTL 0x8800
+#define BRW_EU_CTL_SELECT_SHIFT 16
+#define BRW_EU_CTL_DATA_MUX_SHIFT 8
+#define BRW_EU_ATT_0 0x8810
+#define BRW_EU_ATT_1 0x8814
+#define BRW_EU_ATT_DATA_0 0x8820
+#define BRW_EU_ATT_DATA_1 0x8824
+#define BRW_EU_ATT_CLR_0 0x8830
+#define BRW_EU_ATT_CLR_1 0x8834
+#define BRW_EU_RDATA 0x8840
+
+/* End regs for broadwater */
+
+#define MAX_DISPLAY_PIPES 2
+
+typedef enum {
+ CrtIndex = 0,
+ TvIndex,
+ DfpIndex,
+ LfpIndex,
+ Crt2Index,
+ Tv2Index,
+ Dfp2Index,
+ Lfp2Index,
+ NumDisplayTypes
+} DisplayType;
+
+/* What's connected to the pipes (as reported by the BIOS) */
+#define PIPE_ACTIVE_MASK 0xff
+#define PIPE_CRT_ACTIVE (1 << CrtIndex)
+#define PIPE_TV_ACTIVE (1 << TvIndex)
+#define PIPE_DFP_ACTIVE (1 << DfpIndex)
+#define PIPE_LCD_ACTIVE (1 << LfpIndex)
+#define PIPE_CRT2_ACTIVE (1 << Crt2Index)
+#define PIPE_TV2_ACTIVE (1 << Tv2Index)
+#define PIPE_DFP2_ACTIVE (1 << Dfp2Index)
+#define PIPE_LCD2_ACTIVE (1 << Lfp2Index)
+
+#define PIPE_SIZED_DISP_MASK (PIPE_DFP_ACTIVE | \
+ PIPE_LCD_ACTIVE | \
+ PIPE_DFP2_ACTIVE)
+
+#define PIPE_A_SHIFT 0
+#define PIPE_B_SHIFT 8
+#define PIPE_SHIFT(n) ((n) == 0 ? \
+ PIPE_A_SHIFT : PIPE_B_SHIFT)
+
+/*
+ * Some BIOS scratch area registers. The 845 (and 830?) store the amount
+ * of video memory available to the BIOS in SWF1.
+ */
+
+#define SWF0 0x71410
+#define SWF1 0x71414
+#define SWF2 0x71418
+#define SWF3 0x7141c
+#define SWF4 0x71420
+#define SWF5 0x71424
+#define SWF6 0x71428
+
+/*
+ * 855 scratch registers.
+ */
+#define SWF00 0x70410
+#define SWF01 0x70414
+#define SWF02 0x70418
+#define SWF03 0x7041c
+#define SWF04 0x70420
+#define SWF05 0x70424
+#define SWF06 0x70428
+
+#define SWF10 SWF0
+#define SWF11 SWF1
+#define SWF12 SWF2
+#define SWF13 SWF3
+#define SWF14 SWF4
+#define SWF15 SWF5
+#define SWF16 SWF6
+
+#define SWF30 0x72414
+#define SWF31 0x72418
+#define SWF32 0x7241c
+
+/*
+ * Overlay registers. These are overlay registers accessed via MMIO.
+ * Those loaded via the overlay register page are defined in i830_video.c.
+ */
+#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
+
+
+/*
+ * Palette registers
+ */
+#define PALETTE_A 0x0a000
+#define PALETTE_B 0x0a800
+
+/* Framebuffer compression */
+#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_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_MOD_NUM 0x03220
+#define FBC_TAG_DEBUG 0x03300
+
+#define FBC_LL_SIZE (1536)
+#define FBC_LL_PAD (32)
+
+/* Framebuffer compression version 2 */
+#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_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 PEG_BAND_GAP_DATA 0x14d68
+
+#define MCHBAR_RENDER_STANDBY 0x111B8
+#define RENDER_STANDBY_ENABLE (1 << 30)
+
+#endif /* _I810_REG_H */
projects / platform / upstream / intel-gpu-tools.git / commitdiff