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/* $XConsortium: ct_BlitMM.h /main/2 1996/10/25 10:28:31 kaleb $ */
/* $XFree86$ */
/* Definitions for the Chips and Technology BitBLT engine communication. */
/* These are done using Memory Mapped IO, of the registers */
/* BitBLT modes for register 93D0. */
#define ctPATCOPY 0xF0
#define ctTOP2BOTTOM 0x100
#define ctBOTTOM2TOP 0x000
#define ctLEFT2RIGHT 0x200
#define ctRIGHT2LEFT 0x000
#define ctSRCFG 0x400
#define ctSRCMONO 0x800
#define ctPATMONO 0x1000
#define ctBGTRANSPARENT 0x2000
#define ctSRCSYSTEM 0x4000
#define ctPATSOLID 0x80000L
#define ctPATSTART0 0x00000L
#define ctPATSTART1 0x10000L
#define ctPATSTART2 0x20000L
#define ctPATSTART3 0x30000L
#define ctPATSTART4 0x40000L
#define ctPATSTART5 0x50000L
#define ctPATSTART6 0x60000L
#define ctPATSTART7 0x70000L
/* Macros to do useful things with the C&T BitBLT engine */
#define ctBLTWAIT \
{HW_DEBUG(0x4); \
while(MMIO_IN32(cPtr->MMIOBase, MR(0x4)) & 0x00100000){};}
#define ctSETROP(op) \
{HW_DEBUG(0x4); MMIO_OUT32(cPtr->MMIOBase, MR(0x4), op);}
#define ctSETSRCADDR(srcAddr) \
{HW_DEBUG(0x5); \
MMIO_OUT32(cPtr->MMIOBase, MR(0x5),(srcAddr)&0x7FFFFFL);}
#define ctSETDSTADDR(dstAddr) \
{HW_DEBUG(0x6); \
MMIO_OUT32(cPtr->MMIOBase, MR(0x6), (dstAddr)&0x7FFFFFL);}
#define ctSETPITCH(srcPitch,dstPitch) \
{HW_DEBUG(0x0); \
MMIO_OUT32(cPtr->MMIOBase, MR(0x0),(((dstPitch)&0xFFFF)<<16)| \
((srcPitch)&0xFFFF));}
#define ctSETHEIGHTWIDTHGO(Height,Width)\
{HW_DEBUG(0x7); \
MMIO_OUT32(cPtr->MMIOBase, MR(0x7), (((Height)&0xFFFF)<<16)| \
((Width)&0xFFFF));}
#define ctSETPATSRCADDR(srcAddr)\
{HW_DEBUG(0x1); \
MMIO_OUT32(cPtr->MMIOBase, MR(0x1),(srcAddr)&0x1FFFFFL);}
#define ctSETBGCOLOR8(c) {\
HW_DEBUG(0x2); \
if ((cAcl->bgColor != (c)) || (cAcl->bgColor == -1)) { \
cAcl->bgColor = (c); \
MMIO_OUT32(cPtr->MMIOBase, MR(0x2),\
((((((c)&0xFF)<<8)|((c)&0xFF))<<16) | \
((((c)&0xFF)<<8)|((c)&0xFF)))); \
} \
}
#define ctSETBGCOLOR16(c) {\
HW_DEBUG(0x2); \
if ((cAcl->bgColor != (c)) || (cAcl->bgColor == -1)) { \
cAcl->bgColor = (c); \
MMIO_OUT32(cPtr->MMIOBase, MR(0x2), \
((((c)&0xFFFF)<<16)|((c)&0xFFFF))); \
} \
}
/* As the 6554x doesn't support 24bpp colour expansion this doesn't work,
* It is here only for later use with the 65550 */
#define ctSETBGCOLOR24(c) {\
HW_DEBUG(0x2); \
if ((cAcl->bgColor != (c)) || (cAcl->bgColor == -1)) { \
cAcl->bgColor = (c); \
MMIO_OUT32(cPtr->MMIOBase, MR(0x2),((c)&0xFFFFFF)); \
} \
}
#define ctSETFGCOLOR8(c) {\
HW_DEBUG(0x3); \
if ((cAcl->fgColor != (c)) || (cAcl->fgColor == -1)) { \
cAcl->fgColor = (c); \
MMIO_OUT32(cPtr->MMIOBase, MR(0x3), \
((((((c)&0xFF)<<8)|((c)&0xFF))<<16) | \
((((c)&0xFF)<<8)|((c)&0xFF)))); \
} \
}
#define ctSETFGCOLOR16(c) {\
HW_DEBUG(0x3); \
if ((cAcl->fgColor != (c)) || (cAcl->fgColor == -1)) { \
cAcl->fgColor = (c); \
MMIO_OUT32(cPtr->MMIOBase, MR(0x3), \
((((c)&0xFFFF)<<16)|((c)&0xFFFF))); \
} \
}
/* As the 6554x doesn't support 24bpp colour expansion this doesn't work,
* It is here only for later use with the 65550 */
#define ctSETFGCOLOR24(c) {\
HW_DEBUG(0x3); \
if ((cAcl->fgColor != (c)) || (cAcl->fgColor == -1)) { \
cAcl->fgColor = (c); \
MMIO_OUT32(cPtr->MMIOBase, MR(0x3),((c)&0xFFFFFF)); \
} \
}
/* Define a Macro to replicate a planemask 64 times and write to address
* allocated for planemask pattern */
#define ctWRITEPLANEMASK8(mask,addr) { \
if (cAcl->planemask != (mask&0xFF)) { \
cAcl->planemask = (mask&0xFF); \
memset((unsigned char *)cPtr->FbBase + addr, (mask&0xFF), 64); \
} \
}
#define ctWRITEPLANEMASK16(mask,addr) { \
if (cAcl->planemask != (mask&0xFFFF)) { \
cAcl->planemask = (mask&0xFFFF); \
{ int i; \
for (i = 0; i < 64; i++) { \
memcpy((unsigned char *)cPtr->FbBase + addr \
+ i * 2, &mask, 2); \
} \
} \
} \
}
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