62 lines
2.0 KiB
C
62 lines
2.0 KiB
C
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/**************************************************************************
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Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
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All Rights Reserved.
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Permission is hereby granted, free of charge, to any person obtaining a
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copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, sub license, and/or sell copies of the Software, and to
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permit persons to whom the Software is furnished to do so, subject to
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the following conditions:
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The above copyright notice and this permission notice (including the
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next paragraph) shall be included in all copies or substantial portions
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of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
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ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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**************************************************************************/
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/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/i740/i740_macros.h,v 1.3 2002/01/25 21:56:03 tsi Exp $ */
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/*
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* Authors:
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* Kevin E. Martin <kevin@precisioninsight.com>
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*
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*/
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#include "xf86fbman.h"
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#define WAIT_ENGINE_IDLE_PIO() { \
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outb(XRX, BITBLT_CNTL); \
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while (inb(XRX+1) & BITBLT_STATUS) \
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outb(XRX, BITBLT_CNTL); \
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}
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#define WAIT_ENGINE_IDLE_MMIO() { \
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moutb(XRX, BITBLT_CNTL); \
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while (minb(XRX+1) & BITBLT_STATUS) \
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moutb(XRX, BITBLT_CNTL); \
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}
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#define WAIT_BLT_IDLE() { \
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while (INREG(BITBLT_CONTROL) & BLTR_STATUS); \
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}
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#define WAIT_LP_FIFO(n) { \
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while (INREG8(LP_FIFO_COUNT) > 15-(n)); \
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}
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#define WAIT_HP_FIFO(n) { \
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while (INREG8(HP_FIFO_COUNT) > 15-(n)); \
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}
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