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|
/*
* 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.
*
*/
/* $XFree86$ */
#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 */
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