Subversion Repositories or1k

/* i830.h -- Intel I830 DRM template customization -*- linux-c -*-

 * Created: Thu Feb 15 00:01:12 2001 by gareth@valinux.com

 *

 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.

 * All Rights Reserved.

 *

 * 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 (including the next

 * paragraph) 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

 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS 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.

 *

 * Authors:

 *    Gareth Hughes <gareth@valinux.com>

 */

#ifndef __I830_H__

#define __I830_H__

/* This remains constant for all DRM template files.

 */

#define DRM(x) i830_##x

/* General customization:

 */

#define __HAVE_AGP              1

#define __MUST_HAVE_AGP         1

#define __HAVE_MTRR             1

#define __HAVE_CTX_BITMAP       1

#define DRIVER_AUTHOR           "VA Linux Systems Inc."

#define DRIVER_NAME             "i830"

#define DRIVER_DESC             "Intel 830M"

#define DRIVER_DATE             "20021108"

/* Interface history:

 *

 * 1.1: Original.

 * 1.2: ?

 * 1.3: New irq emit/wait ioctls.

 *      New pageflip ioctl.

 *      New getparam ioctl.

 *      State for texunits 3&4 in sarea.

 *      New (alternative) layout for texture state.

 */

#define DRIVER_MAJOR            1

#define DRIVER_MINOR            3

#define DRIVER_PATCHLEVEL       2

#define DRIVER_IOCTLS                                                       \

        [DRM_IOCTL_NR(DRM_IOCTL_I830_INIT)]   = { i830_dma_init,    1, 1 }, \

        [DRM_IOCTL_NR(DRM_IOCTL_I830_VERTEX)] = { i830_dma_vertex,  1, 0 }, \

        [DRM_IOCTL_NR(DRM_IOCTL_I830_CLEAR)]  = { i830_clear_bufs,  1, 0 }, \

        [DRM_IOCTL_NR(DRM_IOCTL_I830_FLUSH)]  = { i830_flush_ioctl, 1, 0 }, \

        [DRM_IOCTL_NR(DRM_IOCTL_I830_GETAGE)] = { i830_getage,      1, 0 }, \

        [DRM_IOCTL_NR(DRM_IOCTL_I830_GETBUF)] = { i830_getbuf,      1, 0 }, \

        [DRM_IOCTL_NR(DRM_IOCTL_I830_SWAP)]   = { i830_swap_bufs,   1, 0 }, \

        [DRM_IOCTL_NR(DRM_IOCTL_I830_COPY)]   = { i830_copybuf,     1, 0 }, \

        [DRM_IOCTL_NR(DRM_IOCTL_I830_DOCOPY)] = { i830_docopy,      1, 0 }, \

        [DRM_IOCTL_NR(DRM_IOCTL_I830_FLIP)]   = { i830_flip_bufs,   1, 0 }, \

        [DRM_IOCTL_NR(DRM_IOCTL_I830_IRQ_EMIT)] = { i830_irq_emit,  1, 0 }, \

        [DRM_IOCTL_NR(DRM_IOCTL_I830_IRQ_WAIT)] = { i830_irq_wait,  1, 0 }, \

        [DRM_IOCTL_NR(DRM_IOCTL_I830_GETPARAM)] = { i830_getparam,  1, 0 }, \

        [DRM_IOCTL_NR(DRM_IOCTL_I830_SETPARAM)] = { i830_setparam,  1, 0 }

#define __HAVE_COUNTERS         4

#define __HAVE_COUNTER6         _DRM_STAT_IRQ

#define __HAVE_COUNTER7         _DRM_STAT_PRIMARY

#define __HAVE_COUNTER8         _DRM_STAT_SECONDARY

#define __HAVE_COUNTER9         _DRM_STAT_DMA

/* Driver customization:

 */

#define __HAVE_RELEASE          1

#define DRIVER_RELEASE() do {                                           \

        i830_reclaim_buffers( dev, priv->pid );                         \

} while (0)

/* DMA customization:

 */

#define __HAVE_DMA              1

#define __HAVE_DMA_QUEUE        1

#define __HAVE_DMA_WAITLIST     1

#define __HAVE_DMA_RECLAIM      1

#define __HAVE_DMA_QUIESCENT    1

#define DRIVER_DMA_QUIESCENT() do {                                     \

        i830_dma_quiescent( dev );                                      \

} while (0)

/* Driver will work either way: IRQ's save cpu time when waiting for

 * the card, but are subject to subtle interactions between bios,

 * hardware and the driver.

 */

#define USE_IRQS 0

#if USE_IRQS

#define __HAVE_DMA_IRQ          1

#define __HAVE_SHARED_IRQ       1

#define DRIVER_PREINSTALL() do {                        \

        drm_i830_private_t *dev_priv =                  \

                (drm_i830_private_t *)dev->dev_private; \

                                                        \

        I830_WRITE16( I830REG_HWSTAM, 0xffff ); \

        I830_WRITE16( I830REG_INT_MASK_R, 0x0 );        \

        I830_WRITE16( I830REG_INT_ENABLE_R, 0x0 );      \

} while (0)

#define DRIVER_POSTINSTALL() do {                               \

        drm_i830_private_t *dev_priv =                          \

                (drm_i830_private_t *)dev->dev_private;         \

        I830_WRITE16( I830REG_INT_ENABLE_R, 0x2 );              \

        atomic_set(&dev_priv->irq_received, 0);                  \

        atomic_set(&dev_priv->irq_emitted, 0);                   \

        init_waitqueue_head(&dev_priv->irq_queue);              \

} while (0)

/* This gets called too late to be useful: dev_priv has already been

 * freed.

 */

#define DRIVER_UNINSTALL() do {                                 \

} while (0)

#else

#define __HAVE_DMA_IRQ          0

#endif

/* Buffer customization:

 */

#define DRIVER_BUF_PRIV_T       drm_i830_buf_priv_t

#define DRIVER_AGP_BUFFERS_MAP( dev )                                   \

        ((drm_i830_private_t *)((dev)->dev_private))->buffer_map

#endif