/* $NetBSD: crmfbreg.h,v 1.16 2015/01/20 12:13:04 macallan Exp $ */

/*-
* Copyright (c) 2007 Jared D. McNeill <[email protected]>
*               2008 Michael Lorenz <[email protected]>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/

/*
* SGI-CRM (O2) Framebuffer driver, register definitions
*/

#ifndef CRMFBREG_H
#define CRMFBREG_H

#define CRMFB_CTRLSTAT          0x00000000
#define         CRMFB_CTRLSTAT_CHIPID_MASK      0x0000000f
#define         CRMFB_CTRLSTAT_SENSE            0x00000010 /* monitor sense pin */
#define         CRMFB_CTRLSTAT_GPIO0_SENSE      0x00000040
#define         CRMFB_CTRLSTAT_GPIO0_INPUT      0x00000080
#define         CRMFB_CTRLSTAT_GPIO1_SENSE      0x00000100
#define         CRMFB_CTRLSTAT_GPIO1_INPUT      0x00000200
#define         CRMFB_CTRLSTAT_GPIO2_SENSE      0x00000400
#define         CRMFB_CTRLSTAT_GPIO2_INPUT      0x00000800
#define         CRMFB_CTRLSTAT_GPIO3_SENSE      0x00001000
#define         CRMFB_CTRLSTAT_GPIO3_INPUT      0x00002000
#define         CRMFB_CTRLSTAT_GPIO4_SENSE      0x00004000
#define         CRMFB_CTRLSTAT_GPIO4_INPUT      0x00008000
#define         CRMFB_CTRLSTAT_GPIO5_SENSE      0x00010000
#define         CRMFB_CTRLSTAT_GPIO5_INPUT      0x00020000
#define         CRMFB_CTRLSTAT_GPIO6_SENSE      0x00040000
#define         CRMFB_CTRLSTAT_GPIO6_INPUT      0x00080000
#define         CRMFB_CTRLSTAT_GPIO7_SENSE      0x00100000
#define         CRMFB_CTRLSTAT_GPIO7_INPUT      0x00200000
#define         CRMFB_CTRLSTAT_GPIO8_SENSE      0x00400000
#define         CRMFB_CTRLSTAT_GPIO8_INPUT      0x00800000
#define         CRMFB_CTRLSTAT_GPIO9_SENSE      0x01000000
#define         CRMFB_CTRLSTAT_GPIO9_INPUT      0x02000000
#define         CRMFB_CTRLSTAT_HALF_PHASE       0x04000000 /* for flat panel */
#define         CRMFB_CTRLSTAT_CSYNC_ALOW       0x08000000 /* csync active low */
#define         CRMFB_CTRLSTAT_EXTERNAL_PCLK    0x00000000
#define         CRMFB_CTRLSTAT_DIFF_PCLK        0x10000000 /* differential pclock */
#define         CRMFB_CTRLSTAT_INTERNAL_PCLK    0x30000000

#define CRMFB_DOTCLOCK          0x00000004
#define         CRMFB_DOTCLOCK_M_MASK           0x000000ff
#define         CRMFB_DOTCLOCK_N_MASK           0x00003f00
#define         CRMFB_DOTCLOCK_P_MASK           0x0000c000
#define         CRMFB_DOTCLOCK_CLKRUN_SHIFT     20
#define         CRMFB_DOTCLOCK_BYPASS           0x00100000 /* turn the clock off */
#define         CRMFB_DOTCLOCK_OUT_OF_RANGE     0x00400000
#define         CRMFB_DOTCLOCK_OUT_OF_LOCK      0x00800000
#define         CRMFB_DOTCLOCK_TDWNI            0x01000000 /* ? */
#define         CRMFB_DOTCLOCK_TUPI             0x02000000 /* ? */

#define CRMFB_I2C_VGA           0x00000008
#define         CRMFB_I2C_SDA                   0x00000001 /* these bits are */
#define         CRMFB_I2C_SCL                   0x00000002 /* low active */

#define CRMFB_SYSCLK            0x0000000c

#define CRMFB_I2C_FP            0x00000010 /* same bits as CRMFB_I2C_VGA */

#define CRMFB_DEVICE_ID         0x00000014
#define         CRMFB_DEVICE_ID_DEF             0x00000666 /* this chip is EVIL */


#define CRMFB_VT_XY             0x00010000 /* pixel / line counters */
#define         CRMFB_VT_XY_X_MASK              0x00000fff
#define         CRMFB_VT_XY_Y_MASK              0x00fff000
#define         CRMFB_VT_XY_FREEZE_SHIFT        31
#define CRMFB_VT_XYMAX          0x00010004 /* same masks as CRMFB_VT_XY, counters in
                                           * CRMFB_VT_XY reset when reaching max */
#define CRMFB_VT_VSYNC          0x00010008
#define         CRMFB_VT_VSYNC_OFF_MASK         0x00000fff
#define         CRMFB_VT_VSYNC_ON_MASK          0x00fff000
#define CRMFB_VT_HSYNC          0x0001000c
#define         CRMFB_VT_HSYNC_OFF_MASK         0x00000fff
#define         CRMFB_VT_HSYNC_ON_MASK          0x00fff000
#define CRMFB_VT_VBLANK         0x00010010
#define         CRMFB_VT_VBLANK_OFF_MASK        0x00000fff
#define         CRMFB_VT_VBLANK_ON_MASK         0x00fff000
#define CRMFB_VT_HBLANK         0x00010014
#define         CRMFB_VT_HBLANK_OFF_MASK        0x00000fff
#define         CRMFB_VT_HBLANK_ON_MASK         0x00fff000

#define CRMFB_VT_FLAGS          0x00010018
#define         CRMFB_VT_FLAGS_VDRV_INVERT      0x00000001
#define         CRMFB_VT_FLAGS_VDRV_LOW         0x00000002
#define         CRMFB_VT_FLAGS_HDRV_INVERT      0x00000004
#define         CRMFB_VT_FLAGS_HDRV_LOW         0x00000008 /* put monitor to sleep */
#define         CRMFB_VT_FLAGS_SYNC_HIGH        0x00000010
#define         CRMFB_VT_FLAGS_SYNC_LOW         0x00000020
#define         CRMFB_VT_FLAGS_SYNC_LOW_MSB     5
#define         CRMFB_VT_FLAGS_SYNC_LOW_LSB     5
#define         CRMFB_VT_FLAGS_F2RF_HIGH        0x00000040 /* sync left/right ? */

#define CRMFB_VT_FRAMELOCK      0x0001001c
#define         CRMFB_VT_FRAMELOCK_F2RF_MASK    0x00000fff /* f2rf toggles when y
                                                           * reaches this */
#define         CRMFB_VT_FRAMELOCK_LOCK_MASK    0x00fff000

/* scanline interrupts! */
#define CRMFB_VT_INTR01         0x00010020
#define         CRMFB_INTR_1_MASK               0x00000fff /* intr1 when y == this */
#define         CRMFB_INTR_0_MASK               0x00fff000 /* intr0 when y == this */
#define CRMFB_VT_INTR23         0x00010024
#define         CRMFB_INTR_3_MASK               0x00000fff /* intr3 when y == this */
#define         CRMFB_INTR_2_MASK               0x00fff000 /* intr2 when y == this */

#define CRMFB_VT_HPIX_EN                0x00010034
#define         CRMFB_HPIXEN_OFF_MASK           0x00000fff
#define         CRMFB_HPIXEN_ON_MASK            0x00fff000
#define CRMFB_VT_VPIX_EN        0x00010038
#define         CRMFB_VT_VPIX_EN_OFF_SHIFT      0
#define         CRMFB_VPIXEN_OFF_MASK           0x00000fff
#define         CRMFB_VPIXEN_ON_MASK            0x00fff000
#define CRMFB_VT_HCMAP          0x0001003c
#define         CRMFB_HCMAP_OFF_MASK            0x00000fff
#define         CRMFB_HCMAP_ON_MASK             0x00fff000
#define         CRMFB_VT_HCMAP_ON_SHIFT         12
#define CRMFB_VT_VCMAP          0x00010040
#define         CRMFB_VCMAP_OFF_MASK            0x00000fff
#define         CRMFB_VCMAP_ON_MASK             0x00fff000
#define         CRMFB_VT_VCMAP_ON_SHIFT         12

#define CRMFB_VT_DID_STARTXY    0x00010044
#define         CRMFB_VT_DID_START_X_MASK       0x00000fff
#define         CRMFB_VT_DID_START_Y_MASK       0x00fff000
#define CRMFB_VT_CRS_STARTXY    0x00010048
#define         CRMFB_VT_CRS_START_X_MASK       0x00000fff
#define         CRMFB_VT_CRS_START_Y_MASK       0x00fff000
#define CRMFB_VT_VC_STARTXY     0x0001004c
#define         CRMFB_VT_VC_START_X_MASK        0x00000fff
#define         CRMFB_VT_VC_START_Y_MASK        0x00fff000

#define CRMFB_OVR_WIDTH_TILE    0x00020000
#define         CRMFB_OVR_WIDTH_TILE_RHS_MASK   0x0000001f /* width of rightmost tile
                                                           * in 32 byte units */
#define         CRMFB_OVR_WIDTH_TILES_MASK      0x00001fe0 /* width in whole tiles */
#define CRMFB_OVR_TILE_PTR      0x00020004
#define         CRMFB_OVR_TILE_LIST_MASK        0xfffff000
#define         CRMFB_OVR_DMA_ENABLE            0x00000001
#define CRMFB_OVR_CONTROL       0x00020008 /* same bits as CRMFB_OVR_TILE_PTR, copied
                                           * from here when blanking */
#define         CRMFB_OVR_CONTROL_DMAEN_SHIFT   0

#define CRMFB_FRM_TILESIZE      0x00030000
#define         CRMFB_FRM_TILESIZE_RHS_SHIFT    0 /* width of a partial tile
                                                  * on the right in 32 BYTES */
#define         CRMFB_FRM_TILESIZE_WIDTH_SHIFT  5 /* width in tiles */
#define         CRMFB_FRM_TILESIZE_DEPTH_SHIFT  13
#define                 CRMFB_FRM_TILESIZE_DEPTH_8      0
#define                 CRMFB_FRM_TILESIZE_DEPTH_16     1
#define                 CRMFB_FRM_TILESIZE_DEPTH_32     2
#define         CRMFB_FRM_TILESIZE_FIFOR_SHIFT  15
#define CRMFB_FRM_PIXSIZE       0x00030004
#define         CRMFB_FRM_PIXSIZE_HEIGHT_SHIFT  16
#define CRMFB_TILE_PTR          0x00020008
#define         CRMFB_TILE_LIST_MASK            0xfffff000
#define         CRMFB_DMA_ENABLE                0x00000001
#define CRMFB_FRM_CONTROL       0x0003000c
#define         CRMFB_FRM_CONTROL_DMAEN_SHIFT   0
#define         CRMFB_FRM_CONTROL_LINEAR_SHIFT  1
#define         CRMFB_FRM_CONTROL_TILEPTR_SHIFT 9

#define CRMFB_DID_PTR           0x00040000
#define         CRMFB_DID_BASE_MASK             0x0000ffff
#define         CRMFB_DID_DMA_ENABLE            0x00010000
#define CRMFB_DID_CONTROL       0x00040004
#define         CRMFB_DID_CONTROL_DMAEN_SHIFT   0

#define CRMFB_WID               0x00048000      /* 32 WIDs */
#define CRMFB_MODE              0x00048000
#define         CRMFB_MODE_TYP_SHIFT            2
#define                 CRMFB_MODE_TYP_I8       0
#define                 CRMFB_MODE_TYP_I12      1
#define                 CRMFB_MODE_TYP_RG3B2    2
#define                 CRMFB_MODE_TYP_RGB4     3
#define                 CRMFB_MODE_TYP_ARGB5    4
#define                 CRMFB_MODE_TYP_RGB8     5
#define         CRMFB_MODE_BUF_SHIFT            0
#define                 CRMFB_MODE_BUF_BOTH     3
#define         CRMFB_MODE_CMAP_SELECT_SHIFT    5 /* upper 5 bit */
#define         CRMFB_MODE_GAMMA_ENABLE_SHIFT   10
#define         CRMFB_MODE_FP_ENABLE_SHIFT      11 /* two bits */

#define CRMFB_CMAP              0x00050000      /* 32*256 entries */
#define CRMFB_CMAP_OVL          0x00051400
#define CRMFB_CMAP_FIFO         0x00058000
#define CRMFB_GMAP              0x00060000      /* gamma map */
#define CRMFB_CURSOR_POS        0x00070000
/*
* upper 16 bit are Y, lower 16 bit are X - both signed so there's no need for
* a hotspot register
*/
#define CRMFB_CURSOR_CONTROL    0x00070004
       #define CRMFB_CURSOR_ON         0x00000001
       #define CRMFB_CURSOR_CROSSHAIR  0x00000002
#define CRMFB_CURSOR_CMAP0      0x00070008
#define CRMFB_CURSOR_CMAP1      0x0007000c
#define CRMFB_CURSOR_CMAP2      0x00070010
#define CRMFB_CURSOR_BITMAP     0x00078000
/* two bit deep cursor image, zero is transparent */

/* rendering engine registers */
/* these TLBs define 16x16 tiles, 64kB each, upper 16 bit only */
#define CRIME_RE_TLB_A          0x1000
#define CRIME_RE_TLB_B          0x1200
#define CRIME_RE_TLB_C          0x1400
#define CRIME_RE_TEX            0x1600
#define CRIME_RE_CLIP_IDS       0x16e0
/* 32bit entries, 4kB page address >> 12 | 0x80000000 */
#define CRIME_RE_LINEAR_A       0x1700
#define CRIME_RE_LINEAR_B       0x1780

/* memory transfer engine from 0x3000*/
#define CRIME_MTE_MODE          0x3000
#define CRIME_MTE_BYTEMASK      0x3008
#define CRIME_MTE_STIPPLEMASK   0x3010
#define CRIME_MTE_BG            0x3018
#define CRIME_MTE_SRC0          0x3020  /* start */
#define CRIME_MTE_SRC1          0x3028  /* end */
#define CRIME_MTE_DST0          0x3030  /* start */
#define CRIME_MTE_DST1          0x3038  /* end */
#define CRIME_MTE_SRC_Y_STEP    0x3040
#define CRIME_MTE_DST_Y_STEP    0x3048
#define CRIME_MTE_NULL          0x3070
#define CRIME_MTE_FLUSH         0x3078

/* CRIME_MTE_MODE */
#define MTE_MODE_DST_ECC        0x00000001      /* enable ECC in DST */
#define MTE_MODE_SRC_ECC        0x00000002      /* enable ECC in SRC */
#define MTE_MODE_DST_BUF_MASK   0x0000001c
       #define MTE_TLB_A       0
       #define MTE_TLB_B       1
       #define MTE_TLB_C       2
       #define MTE_TLB_TEX     3
       #define MTE_TLB_LIN_A   4
       #define MTE_TLB_LIN_B   5
       #define MTE_TLB_CLIP    6
       #define MTE_DST_TLB_SHIFT 2
#define MTE_MODE_SRC_BUF_MASK   0x000000e0
       #define MTE_SRC_TLB_SHIFT 5
#define MTE_MODE_DEPTH_MASK     0x00000300
       #define MTE_DEPTH_8     0
       #define MTE_DEPTH_16    1
       #define MTE_DEPTH_32    2
       #define MTE_DEPTH_SHIFT 8
#define MTE_MODE_STIPPLE        0x00000400
#define MTE_MODE_COPY           0x00000800      /* 1 - copy, 0 - clear dst */

/* drawing engine from 0x2000 */
#define CRIME_DE_MODE_SRC       0x2000
#define CRIME_DE_MODE_DST       0x2008
#define CRIME_DE_CLIPMODE       0x2010
#define CRIME_DE_DRAWMODE       0x2018
#define CRIME_DE_SCRMASK0       0x2020
#define CRIME_DE_SCRMASK1       0x2028
#define CRIME_DE_SCRMASK2       0x2030
#define CRIME_DE_SCRMASK3       0x2038
#define CRIME_DE_SCRMASK4       0x2040
#define CRIME_DE_SCISSOR        0x2048
#define CRIME_DE_WINOFFSET_SRC  0x2050  /* x in upper, y in lower 16 bit */
#define CRIME_DE_WINOFFSET_DST  0x2058
#define CRIME_DE_PRIMITIVE      0x2060
#define CRIME_DE_X_VERTEX_0     0x2070
#define CRIME_DE_X_VERTEX_1     0x2074
#define CRIME_DE_X_VERTEX_2     0x2078
#define CRIME_DE_GL_VERTEX_0_X  0x2080
#define CRIME_DE_GL_VERTEX_0_Y  0x2084
#define CRIME_DE_GL_VERTEX_1_X  0x2088
#define CRIME_DE_GL_VERTEX_1_Y  0x208c
#define CRIME_DE_GL_VERTEX_2_X  0x2090
#define CRIME_DE_GL_VERTEX_2_Y  0x2094
#define CRIME_DE_XFER_ADDR_SRC  0x20a0
#define CRIME_DE_XFER_STRD_SRC  0x20a4
#define CRIME_DE_XFER_STEP_X    0x20a8
#define CRIME_DE_XFER_STEP_Y    0x20ac
#define CRIME_DE_XFER_ADDR_DST  0x20b0
#define CRIME_DE_XFER_STRD_DST  0x20b4
#define CRIME_DE_STIPPLE_MODE   0x20c0
#define CRIME_DE_STIPPLE_PAT    0x20c4
#define CRIME_DE_FG             0x20d0
#define CRIME_DE_BG             0x20d8
#define CRIME_DE_ALPHA_COLOR    0x21a0  /* constant colour for alpha */
#define CRIME_DE_ALPHA_FUNC     0x21a8  /* blend function */
#define CRIME_DE_ROP            0x21b0
#define CRIME_DE_PLANEMASK      0x21b8

#define CRIME_DE_NULL           0x21f0
#define CRIME_DE_FLUSH          0x21f8

#define CRIME_DE_START          0x0800  /* OR this to a register address in
                                        * order to start a command */

/* CRIME_DE_MODE_* */
#define DE_MODE_TLB_A           0x00000000
#define DE_MODE_TLB_B           0x00000400
#define DE_MODE_TLB_C           0x00000800
#define DE_MODE_LIN_A           0x00001000
#define DE_MODE_LIN_B           0x00001400
#define DE_MODE_BUFDEPTH_8      0x00000000
#define DE_MODE_BUFDEPTH_16     0x00000100
#define DE_MODE_BUFDEPTH_32     0x00000200
#define DE_MODE_TYPE_CI         0x00000000
#define DE_MODE_TYPE_RGB        0x00000010
#define DE_MODE_TYPE_RGBA       0x00000020
#define DE_MODE_TYPE_ABGR       0x00000030
#define DE_MODE_TYPE_YCRCB      0x000000f0
#define DE_MODE_TYPE_MASK       0x000000f0
#define DE_MODE_PIXDEPTH_8      0x00000000
#define DE_MODE_PIXDEPTH_16     0x00000004
#define DE_MODE_PIXDEPTH_32     0x00000008
#define DE_MODE_DOUBLE_PIX      0x00000002
#define DE_MODE_DOUBLE_SELECT   0x00000001

/* clip mode */
#define DE_CLIPMODE_ENABLE      0x00000800
/* enable testing against mask register n */
#define DE_CLIPMODE_MASK0_EN    0x00000200
#define DE_CLIPMODE_MASK1_EN    0x00000100
#define DE_CLIPMODE_MASK2_EN    0x00000080
#define DE_CLIPMODE_MASK3_EN    0x00000040
#define DE_CLIPMODE_MASK4_EN    0x00000020
/* let pixels pass if inside mask n, otherwise outside */
#define DE_CLIPMODE_MASK0_IN    0x00000010
#define DE_CLIPMODE_MASK1_IN    0x00000008
#define DE_CLIPMODE_MASK2_IN    0x00000004
#define DE_CLIPMODE_MASK3_IN    0x00000002
#define DE_CLIPMODE_MASK4_IN    0x00000001

/* draw mode */
#define DE_DRAWMODE_NO_CONF     0x00800000      /* disable coherency testing */
#define DE_DRAWMODE_X11         0x00000000
#define DE_DRAWMODE_GL          0x00400000
#define DE_DRAWMODE_XFER_EN     0x00200000
#define DE_DRAWMODE_SCISSOR_EN  0x00100000
#define DE_DRAWMODE_LINE_STIP   0x00080000
#define DE_DRAWMODE_POLY_STIP   0x00040000
#define DE_DRAWMODE_OPAQUE_STIP 0x00020000
#define DE_DRAWMODE_SHADE       0x00010000      /* smooth shading enable */
#define DE_DRAWMODE_TEXTURE     0x00008000
#define DE_DRAWMODE_FOG         0x00004000
#define DE_DRAWMODE_COVERAGE    0x00002000
#define DE_DRAWMODE_LINE_AA     0x00001000
#define DE_DRAWMODE_ALPHA_TEST  0x00000800
#define DE_DRAWMODE_ALPHA_BLEND 0x00000400
#define DE_DRAWMODE_ROP         0x00000200
#define DE_DRAWMODE_DITHER      0x00000100
#define DE_DRAWMODE_PLANEMASK   0x00000080
#define DE_DRAWMODE_BYTEMASK    0x00000078
#define DE_DRAWMODE_DEPTH_TEST  0x00000004
#define DE_DRAWMODE_DEPTH_MASK  0x00000002
#define DE_DRAWMODE_STENCIL     0x00000001

/* primitive */
#define DE_PRIM_POINT           0x00000000
#define DE_PRIM_LINE            0x01000000
#define DE_PRIM_TRIANGLE        0x02000000
#define DE_PRIM_RECTANGLE       0x03000000
#define DE_PRIM_LINE_SKIP_END   0x00040000
#define DE_PRIM_LR              0x00000000      /* left to right */
#define DE_PRIM_RL              0x00010000      /* right to left */
#define DE_PRIM_BT              0x00000000      /* bottom to top */
#define DE_PRIM_TB              0x00020000      /* top to bottom */
#define DE_PRIM_LINE_WIDTH_MASK 0x0000ffff      /* in half pixels */

/* CRIME_DE_STIPPLE_MODE */
#define DE_STIP_MAXREP_SHIFT    0       /* max. repeats 8 bit */
#define DE_STIP_REPCNT_SHIFT    8       /* repeat count, 8 bit */
#define DE_STIP_MAXIDX_SHIFT    16      /* max. index, 5 bit */
#define DE_STIP_STRTIDX_SHIFT   24      /* start index, 5 bit */

/* alpha function register */
#define DE_ALPHA_ADD            0x00000000
#define DE_ALPHA_MIN            0x00000100
#define DE_ALPHA_MAX            0x00000200
#define DE_ALPHA_SUB            0x00000300
#define DE_ALPHA_REV_SUB        0x00000400

#define DE_ALPHA_OP_ZERO                0
#define DE_ALPHA_OP_ONE                 1
#define DE_ALPHA_OP_DST_COLOR           2
#define DE_ALPHA_OP_1_MINUS_DST_COLOR   3
#define DE_ALPHA_OP_SRC_ALPHA           4
#define DE_ALPHA_OP_1_MINUS_SRC_ALPHA   5
#define DE_ALPHA_OP_DST_ALPHA           6
#define DE_ALPHA_OP_1_MINUS_DST_APLHA   7
#define DE_ALPHA_OP_CONSTANT_COLOR      8
#define DE_ALPHA_OP_1_MINUS_CONST_COLOR 9
#define DE_ALPHA_OP_CONSTANT_ALPHA      10
#define DE_ALPHA_OP_1_MINUS_CONST_ALPHA 11
#define DE_ALPHA_OP_SRC_ALPHA_SATURATE  12

#define DE_ALPHA_OP_SRC_SHIFT 4
#define DE_ALPHA_OP_DST_SHIFT 0

/* status register */
#define CRIME_DE_STATUS         0x4000
#define CRIME_DE_IDLE           0x10000000
#define CRIME_DE_SETUP_IDLE     0x08000000
#define CRIME_DE_PIXPIPE_IDLE   0x04000000
#define CRIME_DE_MTE_IDLE       0x02000000
#define CRIME_DE_LEVEL_MASK     0x01fc0000
#define CRIME_DE_RD_PTR_MASK    0x0003f000
#define CRIME_DE_WR_PTR_MASK    0x00000fc0
#define CRIME_DE_BUF_START      0x0000003f

#define CRIME_DE_LEVEL_SHIFT    18
/*
* XXX
* The manual claims that the pipeline is 128 deep, in reality it seems to be
* 64, at least on my O2. Might be 128 deep on O2+
*/
#define CRIME_DE_LEVEL_MAX      0x3f
#define CRIME_PIPE_LEVEL(x)     ((x & CRIME_DE_LEVEL_MASK) >>  \
                                 CRIME_DE_LEVEL_SHIFT)

#endif /* CRMFBREG_H */

You are viewing proxied material from ftp.icm.edu.pl. The copyright of proxied material belongs to its original authors. Any comments or complaints in relation to proxied material should be directed to the original authors of the content concerned. Please see the disclaimer for more details.