gamma_drv.h

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    1 /* gamma_drv.h -- Private header for 3dlabs GMX 2000 driver -*- linux-c -*-
    2  * Created: Mon Jan  4 10:05:05 1999 by faith@precisioninsight.com
    3  *
    4  * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
    5  * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
    6  * All rights reserved.
    7  *
    8  * Permission is hereby granted, free of charge, to any person obtaining a
    9  * copy of this software and associated documentation files (the "Software"),
   10  * to deal in the Software without restriction, including without limitation
   11  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   12  * and/or sell copies of the Software, and to permit persons to whom the
   13  * Software is furnished to do so, subject to the following conditions:
   14  *
   15  * The above copyright notice and this permission notice (including the next
   16  * paragraph) shall be included in all copies or substantial portions of the
   17  * Software.
   18  *
   19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   20  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
   22  * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
   23  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
   24  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
   25  * DEALINGS IN THE SOFTWARE.
   26  *
   27  * Authors:
   28  *    Rickard E. (Rik) Faith <faith@valinux.com>
   29  *
   30  * $FreeBSD: releng/5.0/sys/dev/drm/gamma_drv.h 97683 2002-05-31 23:19:50Z anholt $
   31  */
   32 
   33 #ifndef _GAMMA_DRV_H_
   34 #define _GAMMA_DRV_H_
   35 
   36 
   37 typedef struct drm_gamma_private {
   38         drm_map_t *buffers;
   39         drm_map_t *mmio0;
   40         drm_map_t *mmio1;
   41         drm_map_t *mmio2;
   42         drm_map_t *mmio3;
   43 } drm_gamma_private_t;
   44 
   45 #define LOCK_TEST_WITH_RETURN( dev )                                    \
   46 do {                                                                    \
   47         if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||           \
   48              dev->lock.pid != DRM_OS_CURRENTPID ) {                             \
   49                 DRM_ERROR( "%s called without lock held\n",             \
   50                            __func__ );                          \
   51                 return DRM_OS_ERR(EINVAL);                                              \
   52         }                                                               \
   53 } while (0)
   54 
   55 
   56 extern void gamma_dma_ready(drm_device_t *dev);
   57 extern void gamma_dma_quiescent_single(drm_device_t *dev);
   58 extern void gamma_dma_quiescent_dual(drm_device_t *dev);
   59 
   60                                 /* gamma_dma.c */
   61 extern int  gamma_dma_schedule(drm_device_t *dev, int locked);
   62 extern int  gamma_dma( DRM_OS_IOCTL );
   63 extern int  gamma_find_devices(void);
   64 extern int  gamma_found(void);
   65 
   66 
   67 #define GAMMA_OFF(reg)                                             \
   68         ((reg < 0x1000)                                            \
   69          ? reg                                                     \
   70          : ((reg < 0x10000)                                        \
   71             ? (reg - 0x1000)                                       \
   72             : ((reg < 0x11000)                                     \
   73                ? (reg - 0x10000)                                   \
   74                : (reg - 0x11000))))
   75 
   76 #define GAMMA_BASE(reg)  ((unsigned long)                                    \
   77                           ((reg < 0x1000)    ? dev_priv->mmio0->handle :     \
   78                            ((reg < 0x10000)  ? dev_priv->mmio1->handle :     \
   79                             ((reg < 0x11000) ? dev_priv->mmio2->handle :     \
   80                                                dev_priv->mmio3->handle))))
   81         
   82 #define GAMMA_ADDR(reg)  (GAMMA_BASE(reg) + GAMMA_OFF(reg))
   83 #define GAMMA_DEREF(reg) *(__volatile__ int *)GAMMA_ADDR(reg)
   84 #define GAMMA_READ(reg)  GAMMA_DEREF(reg)
   85 #define GAMMA_WRITE(reg,val) do { GAMMA_DEREF(reg) = val; } while (0)
   86 
   87 #define GAMMA_BROADCASTMASK    0x9378
   88 #define GAMMA_COMMANDINTENABLE 0x0c48
   89 #define GAMMA_DMAADDRESS       0x0028
   90 #define GAMMA_DMACOUNT         0x0030
   91 #define GAMMA_FILTERMODE       0x8c00
   92 #define GAMMA_GCOMMANDINTFLAGS 0x0c50
   93 #define GAMMA_GCOMMANDMODE     0x0c40
   94 #define GAMMA_GCOMMANDSTATUS   0x0c60
   95 #define GAMMA_GDELAYTIMER      0x0c38
   96 #define GAMMA_GDMACONTROL      0x0060
   97 #define GAMMA_GINTENABLE       0x0808
   98 #define GAMMA_GINTFLAGS        0x0810
   99 #define GAMMA_INFIFOSPACE      0x0018
  100 #define GAMMA_OUTFIFOWORDS     0x0020
  101 #define GAMMA_OUTPUTFIFO       0x2000
  102 #define GAMMA_SYNC             0x8c40
  103 #define GAMMA_SYNC_TAG         0x0188
  104 
  105 #endif

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FreeBSD/Linux Kernel Cross Reference sys/dev/drm/gamma_drv.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/drm/gamma_drv.h