151 lines
4.3 KiB
C
151 lines
4.3 KiB
C
/* mga_drv.c -- Matrox G200/G400 driver -*- linux-c -*-
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* Created: Mon Dec 13 01:56:22 1999 by jhartmann@precisioninsight.com
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*/
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/*-
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* Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
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* Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
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* All Rights Reserved.
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*
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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 "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors:
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* Rickard E. (Rik) Faith <faith@valinux.com>
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* Gareth Hughes <gareth@valinux.com>
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*
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*/
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#include "drmP.h"
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#include "drm.h"
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#include "mga_drm.h"
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#include "mga_drv.h"
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#include "drm_pciids.h"
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int mga_driver_device_is_agp(drm_device_t * dev)
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/* drv_PCI_IDs comes from drm_pciids.h, generated from drm_pciids.txt. */
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static drm_pci_id_list_t mga_pciidlist[] = {
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mga_PCI_IDS
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};
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static int mga_driver_device_is_agp(drm_device_t * dev);
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extern drm_ioctl_desc_t mga_ioctls[];
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extern int mga_max_ioctl;
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static void mga_configure(drm_device_t *dev)
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{
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dev->dev_priv_size = sizeof(drm_mga_buf_priv_t);
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/* XXX dev->prerelease = mga_driver_prerelease; */
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dev->preinit = mga_driver_preinit;
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dev->postcleanup = mga_driver_postcleanup;
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dev->vblank_wait = mga_driver_vblank_wait;
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dev->irq_preinstall = mga_driver_irq_preinstall;
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dev->irq_postinstall = mga_driver_irq_postinstall;
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dev->irq_uninstall = mga_driver_irq_uninstall;
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dev->irq_handler = mga_driver_irq_handler;
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dev->dma_ioctl = mga_dma_buffers;
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dev->dma_quiescent = mga_driver_dma_quiescent;
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dev->device_is_agp = mga_driver_device_is_agp;
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dev->driver_ioctls = mga_ioctls;
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dev->max_driver_ioctl = mga_max_ioctl;
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dev->driver_name = DRIVER_NAME;
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dev->driver_desc = DRIVER_DESC;
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dev->driver_date = DRIVER_DATE;
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dev->driver_major = DRIVER_MAJOR;
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dev->driver_minor = DRIVER_MINOR;
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dev->driver_patchlevel = DRIVER_PATCHLEVEL;
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dev->use_agp = 1;
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dev->require_agp = 1;
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dev->use_mtrr = 1;
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dev->use_dma = 1;
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dev->use_irq = 1;
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dev->use_vbl_irq = 1;
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}
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/**
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* Determine if the device really is AGP or not.
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*
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* In addition to the usual tests performed by \c drm_device_is_agp, this
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* function detects PCI G450 cards that appear to the system exactly like
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* AGP G450 cards.
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*
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* \param dev The device to be tested.
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*
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* \returns
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* If the device is a PCI G450, zero is returned. Otherwise non-zero is
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* returned.
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*
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* \bug
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* This function needs to be filled in! The implementation in
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* linux-core/mga_drv.c shows what needs to be done.
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*/
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int mga_driver_device_is_agp(drm_device_t * dev)
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{
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return 1;
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}
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#ifdef __FreeBSD__
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static int
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mga_probe(device_t dev)
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{
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return drm_probe(dev, mga_pciidlist);
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}
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static int
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mga_attach(device_t nbdev)
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{
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drm_device_t *dev = device_get_softc(nbdev);
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bzero(dev, sizeof(drm_device_t));
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mga_configure(dev);
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return drm_attach(nbdev, mga_pciidlist);
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}
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static device_method_t mga_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, mga_probe),
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DEVMETHOD(device_attach, mga_attach),
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DEVMETHOD(device_detach, drm_detach),
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{ 0, 0 }
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};
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static driver_t mga_driver = {
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"drm",
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mga_methods,
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sizeof(drm_device_t)
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};
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extern devclass_t drm_devclass;
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DRIVER_MODULE(mga, pci, mga_driver, drm_devclass, 0, 0);
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MODULE_DEPEND(mga, drm, 1, 1, 1);
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#elif defined(__NetBSD__) || defined(__OpenBSD__)
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#ifdef _LKM
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CFDRIVER_DECL(mga, DV_TTY, NULL);
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#else
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CFATTACH_DECL(mga, sizeof(drm_device_t), drm_probe, drm_attach, drm_detach,
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drm_activate);
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#endif
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#endif
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