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+/* COPYRIGHT AND PERMISSION NOTICE
+
+Copyright (c) 2000, 2001 Nokia Home Communications
+
+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, and/or sell copies of the Software, and to permit persons
+to whom the Software is furnished to do so, provided that the above
+copyright notice(s) and this permission notice appear in all copies of
+the Software and that both the above copyright notice(s) and this
+permission notice appear in supporting documentation.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT
+OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
+HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY
+SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER
+RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
+CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+Except as contained in this notice, the name of a copyright holder
+shall not be used in advertising or otherwise to promote the sale, use
+or other dealings in this Software without prior written authorization
+of the copyright holder.
+
+X Window System is a trademark of The Open Group */
+
+/**************************************************************************
+
+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.
+
+**************************************************************************/
+
+/*
+ * Authors:
+ * Keith Whitwell <keith@tungstengraphics.com>
+ * Pontus Lidman <pontus.lidman@nokia.com>
+ *
+ * based on the i740 driver by
+ * Kevin E. Martin <kevin@precisioninsight.com>
+ *
+ *
+ */
+
+/* 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
+
+/* 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
+
+/* 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
+ */
+#define CURSOR_CONTROL 0x70080
+#define CURSOR_ORIGIN_SCREEN 0x00
+#define CURSOR_ORIGIN_DISPLAY 0x10
+#define CURSOR_MODE 0x07
+#define CURSOR_MODE_DISABLE 0x00
+#define CURSOR_MODE_32_4C_AX 0x01
+#define CURSOR_MODE_64_3C 0x04
+#define CURSOR_MODE_64_4C_AX 0x05
+#define CURSOR_MODE_64_4C 0x06
+#define CURSOR_MODE_RESERVED 0x07
+#define CURSOR_BASEADDR 0x70084
+#define CURSOR_BASEADDR_MASK 0x1FFFFF00
+#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
+
+
+
+/* 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
+
+
+
+/* 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 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 INST_DONE 0x2090
+#define INST_PS 0x20c4
+
+#define MEMMODE 0x20dc
+
+
+/* Instruction parser error register. p279
+ */
+#define IPEIR 0x2088
+#define IPEHR 0x208C
+
+
+/* General error reporting regs, p296
+ */
+#define EIR 0x20B0
+#define EMR 0x20B4
+#define ESR 0x20B8
+#define IP_ERR 0x0001
+#define ERROR_RESERVED 0xffc6
+
+
+/* Interrupt Control Registers
+ * - new bits for i810
+ * - new register hwstam (mask)
+ */
+#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 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_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_PITCH_MASK 0x00000070
+#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_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
+
+/* Register containing pge table error results, p276
+ */
+#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
+
+
+
+/* Page table entries loaded via mmio region, p323
+ */
+#define PTE_BASE 0x10000
+#define PTE_ADDR_MASK 0x3FFFF000
+#define PTE_TYPE_MASK 0x00000006
+#define PTE_LOCAL 0x00000002
+#define PTE_MAIN_UNCACHED 0x00000000
+#define PTE_MAIN_CACHED 0x00000006
+#define PTE_VALID_MASK 0x00000001
+#define PTE_VALID 0x00000001
+
+
+/* Ring buffer registers, p277, overview p19
+ */
+#define LP_RING 0x2030
+#define HP_RING 0x2040
+
+#define RING_TAIL 0x00
+#define TAIL_ADDR 0x000FFFF8
+
+#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 0x00FFFFF8
+
+#define RING_LEN 0x0C
+#define RING_NR_PAGES 0x000FF000
+#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_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 INST_DEST_BUFFER_INFO 0x06800000
+
+#define INST_FRONT_BUFFER_INFO 0x06000000
+#define FRONT_INFO_ASYNC_FLIP 1<<6
+#define FRONT_INFO_PITCH_B 8
+
+#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)
+
+/* 3D Rendering Engine */
+
+#define RENDER_CLIENT 0x60000000
+
+/* Primitive rendering instruction */
+
+#define GFX_PRIMITIVE 0x1f000000
+#define PRIMITIVE_TRIANGLE 0 << 18
+#define PRIMITIVE_TRI_STRIP 1 << 18
+#define PRIMITIVE_TRI_REV_STRIP 2 << 18
+#define PRIMITIVE_TRI_FAN 3 << 18
+#define PRIMITIVE_POLYGON 4 << 18
+#define PRIMITIVE_LINE 5 << 18
+#define PRIMITIVE_LINE_STRIP 6 << 18
+#define PRIMITIVE_RECTANGLE 7 << 18
+
+/* Vertex format instruction */
+#define GFX_VERTEX_FORMAT 0x05000000
+#define VERTEX_0_TEXCOORDS 0 << 8
+#define VERTEX_1_TEXCOORDS 1 << 8
+#define VERTEX_2_TEXCOORDS 2 << 8
+#define VERTEX_SPECULAR_FOG 1 << 7
+#define VERTEX_DIFFUSE_ALPHA 1 << 6
+#define VERTEX_Z_OFFSET 1 << 5
+#define VERTEX_POS_XYZ 1 << 1
+#define VERTEX_POS_XYZ_RHW 2 << 1
+#define VERTEX_POS_XY 3 << 1
+#define VERTEX_POS_XY_RHW 4 << 1
+
+/* Drawing Rectangle Info instruction */
+
+#define GFX_DRAWING_RECTANGLE_INFO 0x1d800003
+#define GFX_DRAWING_CLIP_DISABLE 1<<31
+
+/* Boolean enable 1 */
+#define GFX_BOOLEAN_ENA_1 0x03000000
+#define BOOL1_ALPHA_SETUP_MASK 1<<17
+#define BOOL1_ALPHA_SETUP_BIT 1<<16
+#define BOOL1_FOG_ENABLE_MASK 1<<7
+#define BOOL1_FOG_ENABLE_BIT 1<<6
+#define BOOL1_ALPHA_TEST_MASK 1<<5
+#define BOOL1_ALPHA_TEST_BIT 1<<4
+#define BOOL1_BLEND_ENABLE_MASK 1<<3
+#define BOOL1_BLEND_ENABLE_BIT 1<<2
+#define BOOL1_Z_ENABLE_MASK 1<<1
+#define BOOL1_Z_ENABLE_BIT 1<<0
+
+/* Boolean enable 2 */
+#define GFX_BOOLEAN_ENA_2 0x04000000
+#define BOOL2_MAPPING_CACHE_MASK 1<<17
+#define BOOL2_MAPPING_CACHE_BIT 1<<16
+#define BOOL2_ALPHA_DITHER_MASK 1<<15
+#define BOOL2_ALPHA_DITHER_BIT 1<<14
+#define BOOL2_FOG_DITHER_MASK 1<<13
+#define BOOL2_FOG_DITHER_BIT 1<<12
+#define BOOL2_SPECULAR_DITHER_MASK 1<<11
+#define BOOL2_SPECULAR_DITHER_BIT 1<<10
+#define BOOL2_COLOR_DITHER_MASK 1<<9
+#define BOOL2_COLOR_DITHER_BIT 1<<8
+#define BOOL2_FB_WRITE_MASK 1<<3
+#define BOOL2_FB_WRITE_BIT 1<<2
+#define BOOL2_Z_WRITE_MASK 1<<1
+#define BOOL2_Z_WRITE_BIT 1<<0
+
+/* Dest buffer variables */
+
+#define GFX_DEST_BUFFER_VARIABLES 0x1d850000
+
+#define DEST_BUF_VAR_8BIT 0 << 8
+#define DEST_BUF_VAR_555 1 << 8
+#define DEST_BUF_VAR_565 2 << 8
+
+/* map color blend stages */
+
+#define GFX_MAP_COLOR_BLEND_STAGES 0
+
+#define MAP_BLEND_STAGE_B 20
+#define MAP_BLEND_ACC_SEL_MASK 1<<19
+#define MAP_BLEND_ACC_SEL_BIT 1<<18
+#define MAP_BLEND_ARG1_MASK 1<<17
+#define MAP_BLEND_ARG1_B 14
+#define MAP_BLEND_REPLICATE_ARG1 1<<13
+#define MAP_BLEND_INVERT_ARG1 1<<12
+
+#define MAP_BLEND_ARG2_MASK 1<<11
+#define MAP_BLEND_ARG2_B 8
+#define MAP_BLEND_REPLICATE_ARG2 1<<7
+#define MAP_BLEND_INVERT_ARG2 1<<6
+
+#define MAP_BLEND_COLOR_OP_MASK 1<<5
+#define MAP_BLEND_COLOR_OP_B 0
+
+#define GFX_SCISSOR_ENABLE 0x1c800000
+
+#define SCISSOR_ENABLE_MASK 1<<1
+#define SCISSOR_ENABLE_BIT 1<<0