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Diffstat (limited to 'src/ffb_regs.h')
| -rw-r--r-- | src/ffb_regs.h | 509 |
1 files changed, 509 insertions, 0 deletions
diff --git a/src/ffb_regs.h b/src/ffb_regs.h new file mode 100644 index 0000000..7f383d3 --- /dev/null +++ b/src/ffb_regs.h @@ -0,0 +1,509 @@ +/* + * Acceleration for the Creator and Creator3D framebuffer - register layout. + * + * Copyright (C) 1998,1999,2000 Jakub Jelinek (jakub@redhat.com) + * Copyright (C) 1998 Michal Rehacek (majkl@iname.com) + * Copyright (C) 1999 David S. Miller (davem@redhat.com) + * + * 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, sublicense, 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 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 NONINFRINGEMENT. IN NO EVENT SHALL + * JAKUB JELINEK, MICHAL REHACEK, OR DAVID MILLER 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. + * + */ +/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/sunffb/ffb_regs.h,v 1.1 2000/05/18 23:21:37 dawes Exp $ */ + +#ifndef FFBREGS_H +#define FFBREGS_H + +/* Auxilliary clips. */ +typedef struct { + volatile unsigned int min; + volatile unsigned int max; +} ffb_auxclip, *ffb_auxclipPtr; + +/* FFB register set. */ +typedef struct _ffb_fbc { + /* Next vertex registers, on the right we list which drawops + * use said register and the logical name the register has in + * that context. + */ /* DESCRIPTION DRAWOP(NAME) */ +/*0x00*/unsigned int pad1[3]; /* Reserved */ +/*0x0c*/volatile unsigned int alpha; /* ALPHA Transparency */ +/*0x10*/volatile unsigned int red; /* RED */ +/*0x14*/volatile unsigned int green; /* GREEN */ +/*0x18*/volatile unsigned int blue; /* BLUE */ +/*0x1c*/volatile unsigned int z; /* DEPTH */ +/*0x20*/volatile unsigned int y; /* Y triangle(DOYF) */ + /* aadot(DYF) */ + /* ddline(DYF) */ + /* aaline(DYF) */ +/*0x24*/volatile unsigned int x; /* X triangle(DOXF) */ + /* aadot(DXF) */ + /* ddline(DXF) */ + /* aaline(DXF) */ +/*0x28*/unsigned int pad2[2]; /* Reserved */ +/*0x30*/volatile unsigned int ryf; /* Y (alias to DOYF) ddline(RYF) */ + /* aaline(RYF) */ + /* triangle(RYF) */ +/*0x34*/volatile unsigned int rxf; /* X ddline(RXF) */ + /* aaline(RXF) */ + /* triangle(RXF) */ +/*0x38*/unsigned int pad3[2]; /* Reserved */ +/*0x40*/volatile unsigned int dmyf; /* Y (alias to DOYF) triangle(DMYF) */ +/*0x44*/volatile unsigned int dmxf; /* X triangle(DMXF) */ +/*0x48*/unsigned int pad4[2]; /* Reserved */ +/*0x50*/volatile unsigned int ebyi; /* Y (alias to RYI) polygon(EBYI) */ +/*0x54*/volatile unsigned int ebxi; /* X polygon(EBXI) */ +/*0x58*/unsigned int pad5[2]; /* Reserved */ +/*0x60*/volatile unsigned int by; /* Y brline(RYI) */ + /* fastfill(OP) */ + /* polygon(YI) */ + /* rectangle(YI) */ + /* bcopy(SRCY) */ + /* vscroll(SRCY) */ +/*0x64*/volatile unsigned int bx; /* X brline(RXI) */ + /* polygon(XI) */ + /* rectangle(XI) */ + /* bcopy(SRCX) */ + /* vscroll(SRCX) */ + /* fastfill(GO) */ +/*0x68*/volatile unsigned int dy; /* destination Y fastfill(DSTY) */ + /* bcopy(DSRY) */ + /* vscroll(DSRY) */ +/*0x6c*/volatile unsigned int dx; /* destination X fastfill(DSTX) */ + /* bcopy(DSTX) */ + /* vscroll(DSTX) */ +/*0x70*/volatile unsigned int bh; /* Y (alias to RYI) brline(DYI) */ + /* dot(DYI) */ + /* polygon(ETYI) */ + /* Height fastfill(H) */ + /* bcopy(H) */ + /* vscroll(H) */ + /* Y count fastfill(NY) */ +/*0x74*/volatile unsigned int bw; /* X dot(DXI) */ + /* brline(DXI) */ + /* polygon(ETXI) */ + /* fastfill(W) */ + /* bcopy(W) */ + /* vscroll(W) */ + /* fastfill(NX) */ +/*0x78*/unsigned int pad6[2]; /* Reserved */ +/*0x80*/unsigned int pad7[32]; /* Reserved */ + + /* Setup Unit's vertex state register */ +/*100*/ volatile unsigned int suvtx; +/*104*/ unsigned int pad8[63]; /* Reserved */ + + /* Frame Buffer Control Registers */ +/*200*/ volatile unsigned int ppc; /* Pixel Processor Control */ +/*204*/ volatile unsigned int wid; /* Current WID */ +/*208*/ volatile unsigned int fg; /* FG data */ +/*20c*/ volatile unsigned int bg; /* BG data */ +/*210*/ volatile unsigned int consty; /* Constant Y */ +/*214*/ volatile unsigned int constz; /* Constant Z */ +/*218*/ volatile unsigned int xclip; /* X Clip */ +/*21c*/ volatile unsigned int dcss; /* Depth Cue Scale Slope */ +/*220*/ volatile unsigned int vclipmin; /* Viewclip XY Min Bounds */ +/*224*/ volatile unsigned int vclipmax; /* Viewclip XY Max Bounds */ +/*228*/ volatile unsigned int vclipzmin; /* Viewclip Z Min Bounds */ +/*22c*/ volatile unsigned int vclipzmax; /* Viewclip Z Max Bounds */ +/*230*/ volatile unsigned int dcsf; /* Depth Cue Scale Front Bound */ +/*234*/ volatile unsigned int dcsb; /* Depth Cue Scale Back Bound */ +/*238*/ volatile unsigned int dczf; /* Depth Cue Z Front */ +/*23c*/ volatile unsigned int dczb; /* Depth Cue Z Back */ +/*240*/ unsigned int pad9; /* Reserved */ +/*244*/ volatile unsigned int blendc; /* Alpha Blend Control */ +/*248*/ volatile unsigned int blendc1; /* Alpha Blend Color 1 */ +/*24c*/ volatile unsigned int blendc2; /* Alpha Blend Color 2 */ +/*250*/ volatile unsigned int fbramitc; /* FB RAM Interleave Test Control */ +/*254*/ volatile unsigned int fbc; /* Frame Buffer Control */ +/*258*/ volatile unsigned int rop; /* Raster OPeration */ +/*25c*/ volatile unsigned int cmp; /* Frame Buffer Compare */ +/*260*/ volatile unsigned int matchab; /* Buffer AB Match Mask */ +/*264*/ volatile unsigned int matchc; /* Buffer C(YZ) Match Mask */ +/*268*/ volatile unsigned int magnab; /* Buffer AB Magnitude Mask */ +/*26c*/ volatile unsigned int magnc; /* Buffer C(YZ) Magnitude Mask */ +/*270*/ volatile unsigned int fbcfg0; /* Frame Buffer Config 0 */ +/*274*/ volatile unsigned int fbcfg1; /* Frame Buffer Config 1 */ +/*278*/ volatile unsigned int fbcfg2; /* Frame Buffer Config 2 */ +/*27c*/ volatile unsigned int fbcfg3; /* Frame Buffer Config 3 */ +/*280*/ volatile unsigned int ppcfg; /* Pixel Processor Config */ +/*284*/ volatile unsigned int pick; /* Picking Control */ +/*288*/ volatile unsigned int fillmode; /* FillMode */ +/*28c*/ volatile unsigned int fbramwac; /* FB RAM Write Address Control */ +/*290*/ volatile unsigned int pmask; /* RGB PlaneMask */ +/*294*/ volatile unsigned int xpmask; /* X PlaneMask */ +/*298*/ volatile unsigned int ypmask; /* Y PlaneMask */ +/*29c*/ volatile unsigned int zpmask; /* Z PlaneMask */ +/*2a0*/ ffb_auxclip auxclip[4]; /* Auxilliary Viewport Clip */ + + /* New 3dRAM III support regs */ +/*2c0*/ volatile unsigned int rawblend2; +/*2c4*/ volatile unsigned int rawpreblend; +/*2c8*/ volatile unsigned int rawstencil; +/*2cc*/ volatile unsigned int rawstencilctl; +/*2d0*/ volatile unsigned int threedram1; +/*2d4*/ volatile unsigned int threedram2; +/*2d8*/ volatile unsigned int passin; +/*2dc*/ volatile unsigned int rawclrdepth; +/*2e0*/ volatile unsigned int rawpmask; +/*2e4*/ volatile unsigned int rawcsrc; +/*2e8*/ volatile unsigned int rawmatch; +/*2ec*/ volatile unsigned int rawmagn; +/*2f0*/ volatile unsigned int rawropblend; +/*2f4*/ volatile unsigned int rawcmp; +/*2f8*/ volatile unsigned int rawwac; +/*2fc*/ volatile unsigned int fbramid; + +/*300*/ volatile unsigned int drawop; /* Draw OPeration */ +/*304*/ unsigned int pad10[2]; /* Reserved */ +/*30c*/ volatile unsigned int lpat; /* Line Pattern control */ +/*310*/ unsigned int pad11; /* Reserved */ +/*314*/ volatile unsigned int fontxy; /* XY Font coordinate */ +/*318*/ volatile unsigned int fontw; /* Font Width */ +/*31c*/ volatile unsigned int fontinc; /* Font Increment */ +/*320*/ volatile unsigned int font; /* Font bits */ +/*324*/ unsigned int pad12[3]; /* Reserved */ +/*330*/ volatile unsigned int blend2; +/*334*/ volatile unsigned int preblend; +/*338*/ volatile unsigned int stencil; +/*33c*/ volatile unsigned int stencilctl; + +/*340*/ unsigned int pad13[4]; /* Reserved */ +/*350*/ volatile unsigned int dcss1; /* Depth Cue Scale Slope 1 */ +/*354*/ volatile unsigned int dcss2; /* Depth Cue Scale Slope 2 */ +/*358*/ volatile unsigned int dcss3; /* Depth Cue Scale Slope 3 */ +/*35c*/ volatile unsigned int widpmask; +/*360*/ volatile unsigned int dcs2; +/*364*/ volatile unsigned int dcs3; +/*368*/ volatile unsigned int dcs4; +/*36c*/ unsigned int pad14; /* Reserved */ +/*370*/ volatile unsigned int dcd2; +/*374*/ volatile unsigned int dcd3; +/*378*/ volatile unsigned int dcd4; +/*37c*/ unsigned int pad15; /* Reserved */ +/*380*/ volatile unsigned int pattern[32]; /* area Pattern */ +/*400*/ unsigned int pad16[8]; /* Reserved */ +/*420*/ volatile unsigned int reset; /* chip RESET */ +/*424*/ unsigned int pad17[247]; /* Reserved */ +/*800*/ volatile unsigned int devid; /* Device ID */ +/*804*/ unsigned int pad18[63]; /* Reserved */ +/*900*/ volatile unsigned int ucsr; /* User Control & Status Register */ +/*904*/ unsigned int pad19[31]; /* Reserved */ +/*980*/ volatile unsigned int mer; /* Mode Enable Register */ +/*984*/ unsigned int pad20[1439]; /* Reserved */ +} ffb_fbc, *ffb_fbcPtr; + +/* Draw operations */ +#define FFB_DRAWOP_DOT 0x00 +#define FFB_DRAWOP_AADOT 0x01 +#define FFB_DRAWOP_BRLINECAP 0x02 +#define FFB_DRAWOP_BRLINEOPEN 0x03 +#define FFB_DRAWOP_DDLINE 0x04 +#define FFB_DRAWOP_AALINE 0x05 +#define FFB_DRAWOP_TRIANGLE 0x06 +#define FFB_DRAWOP_POLYGON 0x07 +#define FFB_DRAWOP_RECTANGLE 0x08 +#define FFB_DRAWOP_FASTFILL 0x09 +#define FFB_DRAWOP_BCOPY 0x0a /* Not implemented in any FFB, VIS is faster */ +#define FFB_DRAWOP_VSCROLL 0x0b /* Up to 12x faster than BCOPY, 3-4x faster than VIS */ + +/* FastFill operation codes. */ +#define FFB_FASTFILL_PAGE 0x01 +#define FFB_FASTFILL_BLOCK 0x02 +#define FFB_FASTFILL_COLOR_BLK 0x03 +#define FFB_FASTFILL_BLOCK_X 0x04 + +/* Spanfill Unit Line Pattern */ +#define FFB_LPAT_SCALEPTR 0xf0000000 +#define FFB_LPAT_SCALEPTR_SHIFT 28 +#define FFB_LPAT_PATPTR 0x0f000000 +#define FFB_LPAT_PATPTR_SHIFT 24 +#define FFB_LPAT_SCALEVAL 0x00f00000 +#define FFB_LPAT_SCALEVAL_SHIFT 20 +#define FFB_LPAT_PATLEN 0x000f0000 +#define FFB_LPAT_PATLEN_SHIFT 16 +#define FFB_LPAT_PATTERN 0x0000ffff +#define FFB_LPAT_PATTERN_SHIFT 0 + +/* Pixel processor control */ +/* Force WID */ +#define FFB_PPC_FW_DISABLE 0x800000 +#define FFB_PPC_FW_ENABLE 0xc00000 +#define FFB_PPC_FW_MASK 0xc00000 +/* Auxiliary clip */ +#define FFB_PPC_ACE_DISABLE 0x040000 +#define FFB_PPC_ACE_AUX_SUB 0x080000 +#define FFB_PPC_ACE_AUX_ADD 0x0c0000 +#define FFB_PPC_ACE_MASK 0x0c0000 +/* Depth cue */ +#define FFB_PPC_DCE_DISABLE 0x020000 +#define FFB_PPC_DCE_ENABLE 0x030000 +#define FFB_PPC_DCE_MASK 0x030000 +/* Alpha blend */ +#define FFB_PPC_ABE_DISABLE 0x008000 +#define FFB_PPC_ABE_ENABLE 0x00c000 +#define FFB_PPC_ABE_MASK 0x00c000 +/* View clip */ +#define FFB_PPC_VCE_DISABLE 0x001000 +#define FFB_PPC_VCE_2D 0x002000 +#define FFB_PPC_VCE_3D 0x003000 +#define FFB_PPC_VCE_MASK 0x003000 +/* Area pattern */ +#define FFB_PPC_APE_DISABLE 0x000800 +#define FFB_PPC_APE_ENABLE 0x000c00 +#define FFB_PPC_APE_MASK 0x000c00 +/* Transparent background */ +#define FFB_PPC_TBE_OPAQUE 0x000200 +#define FFB_PPC_TBE_TRANSPARENT 0x000300 +#define FFB_PPC_TBE_MASK 0x000300 +/* Z source */ +#define FFB_PPC_ZS_VAR 0x000080 +#define FFB_PPC_ZS_CONST 0x0000c0 +#define FFB_PPC_ZS_MASK 0x0000c0 +/* Y source */ +#define FFB_PPC_YS_VAR 0x000020 +#define FFB_PPC_YS_CONST 0x000030 +#define FFB_PPC_YS_MASK 0x000030 +/* X source */ +#define FFB_PPC_XS_WID 0x000004 +#define FFB_PPC_XS_VAR 0x000008 +#define FFB_PPC_XS_CONST 0x00000c +#define FFB_PPC_XS_MASK 0x00000c +/* Color (BGR) source */ +#define FFB_PPC_CS_VAR 0x000002 +#define FFB_PPC_CS_CONST 0x000003 +#define FFB_PPC_CS_MASK 0x000003 + +/* X Clip */ +#define FFB_XCLIP_XREF 0x000000ff +#define FFB_XCLIP_TEST_MASK 0x00070000 +#define FFB_XCLIP_TEST_ALWAYS 0x00000000 +#define FFB_XCLIP_TEST_GT 0x00010000 +#define FFB_XCLIP_TEST_EQ 0x00020000 +#define FFB_XCLIP_TEST_GE 0x00030000 +#define FFB_XCLIP_TEST_NEVER 0x00040000 +#define FFB_XCLIP_TEST_LE 0x00050000 +#define FFB_XCLIP_TEST_NE 0x00060000 +#define FFB_XCLIP_TEST_LT 0x00070000 + +/* FB Control register */ +/* Write buffer dest */ +#define FFB_FBC_WB_A 0x20000000 +#define FFB_FBC_WB_B 0x40000000 +#define FFB_FBC_WB_AB 0x60000000 +#define FFB_FBC_WB_C 0x80000000 +#define FFB_FBC_WB_AC 0xa0000000 +#define FFB_FBC_WB_BC 0xc0000000 +#define FFB_FBC_WB_ABC 0xe0000000 +#define FFB_FBC_WB_MASK 0xe0000000 +/* Write enable */ +#define FFB_FBC_WE_FORCEOFF 0x00100000 +#define FFB_FBC_WE_FORCEON 0x00200000 +#define FFB_FBC_WE_USE_WMASK 0x00300000 +#define FFB_FBC_WE_MASK 0x00300000 +/* Write group mode */ +#define FFB_FBC_WM_RSVD 0x00040000 +#define FFB_FBC_WM_COMBINED 0x00080000 +#define FFB_FBC_WM_SEPARATE 0x000c0000 +#define FFB_FBC_WM_MASK 0x000c0000 +/* Read buffer src */ +#define FFB_FBC_RB_A 0x00004000 +#define FFB_FBC_RB_B 0x00008000 +#define FFB_FBC_RB_C 0x0000c000 +#define FFB_FBC_RB_MASK 0x0000c000 +/* Stereo buf dest */ +#define FFB_FBC_SB_LEFT 0x00001000 +#define FFB_FBC_SB_RIGHT 0x00002000 +#define FFB_FBC_SB_BOTH 0x00003000 +#define FFB_FBC_SB_MASK 0x00003000 +/* Z plane group enable */ +#define FFB_FBC_ZE_OFF 0x00000400 +#define FFB_FBC_ZE_ON 0x00000800 +#define FFB_FBC_ZE_MASK 0x00000c00 +/* Y plane group enable */ +#define FFB_FBC_YE_OFF 0x00000100 +#define FFB_FBC_YE_ON 0x00000200 +#define FFB_FBC_YE_MASK 0x00000300 +/* X plane group enable */ +#define FFB_FBC_XE_OFF 0x00000040 +#define FFB_FBC_XE_ON 0x00000080 +#define FFB_FBC_XE_MASK 0x000000c0 +/* B plane group enable */ +#define FFB_FBC_BE_OFF 0x00000010 +#define FFB_FBC_BE_ON 0x00000020 +#define FFB_FBC_BE_MASK 0x00000030 +/* G plane group enable */ +#define FFB_FBC_GE_OFF 0x00000004 +#define FFB_FBC_GE_ON 0x00000008 +#define FFB_FBC_GE_MASK 0x0000000c +/* R plane group enable */ +#define FFB_FBC_RE_OFF 0x00000001 +#define FFB_FBC_RE_ON 0x00000002 +#define FFB_FBC_RE_MASK 0x00000003 +/* Combined */ +#define FFB_FBC_RGBE_OFF 0x00000015 +#define FFB_FBC_RGBE_ON 0x0000002a +#define FFB_FBC_RGBE_MASK 0x0000003f + +/* Raster OP */ +#define FFB_ROP_YZ_MASK 0x008f0000 +#define FFB_ROP_X_MASK 0x00008f00 +#define FFB_ROP_RGB_MASK 0x0000008f + +/* Now the rops themselves which get shifted into the + * above fields. + */ +#define FFB_ROP_EDIT_BIT 0x80 +#define FFB_ROP_ZERO 0x80 +#define FFB_ROP_NEW_AND_OLD 0x81 +#define FFB_ROP_NEW_AND_NOLD 0x82 +#define FFB_ROP_NEW 0x83 +#define FFB_ROP_NNEW_AND_OLD 0x84 +#define FFB_ROP_OLD 0x85 +#define FFB_ROP_NEW_XOR_OLD 0x86 +#define FFB_ROP_NEW_OR_OLD 0x87 +#define FFB_ROP_NNEW_AND_NOLD 0x88 +#define FFB_ROP_NNEW_XOR_NOLD 0x89 +#define FFB_ROP_NOLD 0x8a +#define FFB_ROP_NEW_OR_NOLD 0x8b +#define FFB_ROP_NNEW 0x8c +#define FFB_ROP_NNEW_OR_OLD 0x8d +#define FFB_ROP_NNEW_OR_NOLD 0x8e +#define FFB_ROP_ONES 0x8f + +/* FB Compare */ +#define FFB_CMP_MATCHC_MASK 0x8f000000 +#define FFB_CMP_MAGNC_MASK 0x00870000 +#define FFB_CMP_MATCHAB_MASK 0x0000ff00 +#define FFB_CMP_MAGNAB_MASK 0x000000ff + +/* Compare Match codes */ +#define FFB_CMP_MATCH_EDIT_BIT 0x80 +#define FFB_CMP_MATCH_ALWAYS 0x80 +#define FFB_CMP_MATCH_NEVER 0x81 +#define FFB_CMP_MATCH_EQ 0x82 +#define FFB_CMP_MATCH_NE 0x83 +#define FFB_CMP_MATCH_A_ALWAYS 0xc0 +#define FFB_CMP_MATCH_B_ALWAYS 0xa0 + +/* Compare Magnitude codes */ +#define FFB_CMP_MAGN_EDIT_BIT 0x80 +#define FFB_CMP_MAGN_ALWAYS 0x80 +#define FFB_CMP_MAGN_GT 0x81 +#define FFB_CMP_MAGN_EQ 0x82 +#define FFB_CMP_MAGN_GE 0x83 +#define FFB_CMP_MAGN_NEVER 0x84 +#define FFB_CMP_MAGN_LE 0x85 +#define FFB_CMP_MAGN_NE 0x86 +#define FFB_CMP_MAGN_LT 0x87 +#define FFB_CMP_MAGN_A_ALWAYS 0xc0 +#define FFB_CMP_MAGN_B_ALWAYS 0xa0 + +/* User Control and Status */ +#define FFB_UCSR_FIFO_MASK 0x00000fff +#define FFB_UCSR_PICK_NO_HIT 0x00020000 +#define FFB_UCSR_PICK_HIT 0x00030000 +#define FFB_UCSR_PICK_DISABLE 0x00080000 +#define FFB_UCSR_PICK_ENABLE 0x000c0000 +#define FFB_UCSR_FB_BUSY 0x01000000 +#define FFB_UCSR_RP_BUSY 0x02000000 +#define FFB_UCSR_ALL_BUSY (FFB_UCSR_RP_BUSY|FFB_UCSR_FB_BUSY) +#define FFB_UCSR_READ_ERR 0x40000000 +#define FFB_UCSR_FIFO_OVFL 0x80000000 +#define FFB_UCSR_ALL_ERRORS (FFB_UCSR_READ_ERR|FFB_UCSR_FIFO_OVFL) + +/* Mode Enable Register */ +#define FFB_MER_EIRA 0x00000080 /* Enable read-ahead, increasing */ +#define FFB_MER_EDRA 0x000000c0 /* Enable read-ahead, decreasing */ +#define FFB_MER_DRA 0x00000040 /* No read-ahead */ + +/* FBram Config 0 */ +#define FFB_FBCFG0_RFTIME 0xff800000 +#define FFB_FBCFG0_XMAX 0x007c0000 +#define FFB_FBCFG0_YMAX 0x0003ffc0 +#define FFB_FBCFG0_RES_MASK 0x00000030 +#define FFB_FBCFG0_RES_HIGH 0x00000030 /* 1920x1360 */ +#define FFB_FBCFG0_RES_STD 0x00000020 /* 1280x1024 */ +#define FFB_FBCFG0_RES_STEREO 0x00000010 /* 960x580 */ +#define FFB_FBCFG0_RES_PRTRAIT 0x00000000 /* 1280x2048 */ +#define FFB_FBCFG0_ITRLACE 0x00000000 +#define FFB_FBCFG0_SEQUENTIAL 0x00000008 +#define FFB_FBCFG0_DRENA 0x00000004 +#define FFB_FBCFG0_BPMODE 0x00000002 +#define FFB_FBCFG0_RFRSH_RST 0x00000001 + +typedef struct _ffb_dac { + volatile unsigned int cfg; + volatile unsigned int cfgdata; + volatile unsigned int cur; + volatile unsigned int curdata; +} ffb_dac, *ffb_dacPtr; + +/* Writing 2 32-bit registers at a time using 64-bit stores. -DaveM */ +#if defined(__GNUC__) && defined(USE_VIS) +/* 64-bit register writing support. + * Note: "lo" means "low address". + */ +#define FFB_WRITE64_COMMON(__regp, __lo32, __hi32, REG0, REG1) \ +do { __extension__ register unsigned int __r0 __asm__(""#REG0); \ + __extension__ register unsigned int __r1 __asm__(""#REG1); \ + __r0 = (__lo32); \ + __r1 = (__hi32); \ + __asm__ __volatile__ ("sllx\t%0, 32, %%g1\n\t" \ + "srl\t%1, 0, %1\n\t" \ + "or\t%%g1, %1, %%g1\n\t" \ + "stx\t%%g1, %2" \ + : : "r" (__r0), "r" (__r1), "m" (*(__regp)) : "g1"); \ +} while(0) + +#define FFB_WRITE64P(__regp, __srcp) \ +do { __asm__ __volatile__ ("ldx\t%0, %%g2;" \ + "stx\t%%g2, %1" \ + : : "m" (*(__srcp)), "m" (*(__regp)) \ + : "g2"); \ +} while(0) + +#define FFB_WRITE64(__regp, __lo32, __hi32) \ + FFB_WRITE64_COMMON(__regp, __lo32, __hi32, g2, g3) +#define FFB_WRITE64_2(__regp, __lo32, __hi32) \ + FFB_WRITE64_COMMON(__regp, __lo32, __hi32, g4, g5) +#define FFB_WRITE64_3(__regp, __lo32, __hi32) \ + FFB_WRITE64_COMMON(__regp, __lo32, __hi32, o4, o5) + +#else /* Do not use 64-bit writes. */ + +#define FFB_WRITE64(__regp, __lo32, __hi32) \ +do { volatile unsigned int *__p = (__regp); \ + *__p = (__lo32); \ + *(__p + 1) = (__hi32); \ +} while(0) + +#define FFB_WRITE64P(__regp, __srcp) \ +do { volatile unsigned int *__p = (__regp); \ + unsigned int *__q = (__srcp); \ + *__p = *__q; \ + *(__p + 1) = *(__q + 1); \ +} while(0) + +#define FFB_WRITE64_2(__regp, __lo32, __hi32) \ + FFB_WRITE64(__regp, __lo32, __hi32) +#define FFB_WRITE64_3(__regp, __lo32, __hi32) \ + FFB_WRITE64(__regp, __lo32, __hi32) +#endif + +#endif /* FFBREGS_H */ |