src/mesa/drivers/dri/r128/server/r128_macros.h

   1 /**
   2  * \file server/R128_macros.h
   3  * \brief Macros for R128 MMIO operation.
   4  *
   5  * \authors Kevin E. Martin <martin@xfree86.org>
   6  * \authors Rickard E. Faith <faith@valinux.com>
   7  * \authors Alan Hourihane <alanh@fairlite.demon.co.uk>
   8  */
   9
  10 /*
  11  * Copyright 2000 ATI Technologies Inc., Markham, Ontario, and
  12  *                VA Linux Systems Inc., Fremont, California.
  13  *
  14  * All Rights Reserved.
  15  *
  16  * Permission is hereby granted, free of charge, to any person obtaining
  17  * a copy of this software and associated documentation files (the
  18  * "Software"), to deal in the Software without restriction, including
  19  * without limitation on the rights to use, copy, modify, merge,
  20  * publish, distribute, sublicense, and/or sell copies of the Software,
  21  * and to permit persons to whom the Software is furnished to do so,
  22  * subject to the following conditions:
  23  *
  24  * The above copyright notice and this permission notice (including the
  25  * next paragraph) shall be included in all copies or substantial
  26  * portions of the Software.
  27  *
  28  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  29  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  30  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  31  * NON-INFRINGEMENT.  IN NO EVENT SHALL ATI, VA LINUX SYSTEMS AND/OR
  32  * THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  33  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  34  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  35  * DEALINGS IN THE SOFTWARE.
  36  */
  37
  38 /* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/ati/R128_reg.h,v 1.20 2002/10/12 01:38:07 martin Exp $ */
  39
  40 #ifndef _R128_MACROS_H_
  41 #define _R128_MACROS_H_
  42
  43
  44
  45 #  define MMIO_IN8(base, offset) \
  46         *(volatile unsigned char *)(((unsigned char*)(base)) + (offset))
  47 #  define MMIO_IN16(base, offset) \
  48         *(volatile unsigned short *)(void *)(((unsigned char*)(base)) + (offset))
  49 #  define MMIO_IN32(base, offset) \
  50         *(volatile unsigned int *)(void *)(((unsigned char*)(base)) + (offset))
  51 #  define MMIO_OUT8(base, offset, val) \
  52         *(volatile unsigned char *)(((unsigned char*)(base)) + (offset)) = (val)
  53 #  define MMIO_OUT16(base, offset, val) \
  54         *(volatile unsigned short *)(void *)(((unsigned char*)(base)) + (offset)) = (val)
  55 #  define MMIO_OUT32(base, offset, val) \
  56         *(volatile unsigned int *)(void *)(((unsigned char*)(base)) + (offset)) = (val)
  57
  58
  59                                 /* Memory mapped register access macros */
  60 #define INREG8(addr)        MMIO_IN8(R128MMIO, addr)
  61 #define INREG16(addr)       MMIO_IN16(R128MMIO, addr)
  62 #define INREG(addr)         MMIO_IN32(R128MMIO, addr)
  63 #define OUTREG8(addr, val)  MMIO_OUT8(R128MMIO, addr, val)
  64 #define OUTREG16(addr, val) MMIO_OUT16(R128MMIO, addr, val)
  65 #define OUTREG(addr, val)   MMIO_OUT32(R128MMIO, addr, val)
  66
  67 #define ADDRREG(addr)       ((volatile GLuint *)(pointer)(R128MMIO + (addr)))
  68
  69
  70 #define OUTREGP(addr, val, mask)                                        \
  71 do {                                                                    \
  72     GLuint tmp = INREG(addr);                                           \
  73     tmp &= (mask);                                                      \
  74     tmp |= (val);                                                       \
  75     OUTREG(addr, tmp);                                                  \
  76 } while (0)
  77
  78 #define INPLL(dpy, addr) r128INPLL(dpy, addr)
  79
  80 #define OUTPLL(addr, val)                                               \
  81 do {                                                                    \
  82     OUTREG8(R128_CLOCK_CNTL_INDEX, (((addr) & 0x3f) |                   \
  83                                       R128_PLL_WR_EN));         \
  84     OUTREG(R128_CLOCK_CNTL_DATA, val);                          \
  85 } while (0)
  86
  87 #define OUTPLLP(dpy, addr, val, mask)                                   \
  88 do {                                                                    \
  89     GLuint tmp = INPLL(dpy, addr);                                      \
  90     tmp &= (mask);                                                      \
  91     tmp |= (val);                                                       \
  92     OUTPLL(addr, tmp);                                                  \
  93 } while (0)
  94
  95 #define OUTPAL_START(idx)                                               \
  96 do {                                                                    \
  97     OUTREG8(R128_PALETTE_INDEX, (idx));                         \
  98 } while (0)
  99
 100 #define OUTPAL_NEXT(r, g, b)                                            \
 101 do {                                                                    \
 102     OUTREG(R128_PALETTE_DATA, ((r) << 16) | ((g) << 8) | (b));  \
 103 } while (0)
 104
 105 #define OUTPAL_NEXT_CARD32(v)                                           \
 106 do {                                                                    \
 107     OUTREG(R128_PALETTE_DATA, (v & 0x00ffffff));                        \
 108 } while (0)
 109
 110 #define OUTPAL(idx, r, g, b)                                            \
 111 do {                                                                    \
 112     OUTPAL_START((idx));                                                \
 113     OUTPAL_NEXT((r), (g), (b));                                         \
 114 } while (0)
 115
 116 #define INPAL_START(idx)                                                \
 117 do {                                                                    \
 118     OUTREG(R128_PALETTE_INDEX, (idx) << 16);                            \
 119 } while (0)
 120
 121 #define INPAL_NEXT() INREG(R128_PALETTE_DATA)
 122
 123 #define PAL_SELECT(idx)                                                 \
 124 do {                                                                    \
 125     if (!idx) {                                                         \
 126         OUTREG(R128_DAC_CNTL2, INREG(R128_DAC_CNTL2) &          \
 127                (GLuint)~R128_DAC2_PALETTE_ACC_CTL);                     \
 128     } else {                                                            \
 129         OUTREG(R128_DAC_CNTL2, INREG(R128_DAC_CNTL2) |          \
 130                R128_DAC2_PALETTE_ACC_CTL);                              \
 131     }                                                                   \
 132 } while (0)
 133
 134
 135 #endif