From f4092abdf94af6a99aff944d6264bc1284e8bdd4 Mon Sep 17 00:00:00 2001 From: Reinhard Tartler Date: Mon, 10 Oct 2011 17:43:39 +0200 Subject: Imported nx-X11-3.1.0-1.tar.gz Summary: Imported nx-X11-3.1.0-1.tar.gz Keywords: Imported nx-X11-3.1.0-1.tar.gz into Git repository --- nx-X11/extras/drm/linux/savage_dma.c | 88 ++++++++++++++++++++++++++++++++++++ 1 file changed, 88 insertions(+) create mode 100644 nx-X11/extras/drm/linux/savage_dma.c (limited to 'nx-X11/extras/drm/linux/savage_dma.c') diff --git a/nx-X11/extras/drm/linux/savage_dma.c b/nx-X11/extras/drm/linux/savage_dma.c new file mode 100644 index 000000000..581d43021 --- /dev/null +++ b/nx-X11/extras/drm/linux/savage_dma.c @@ -0,0 +1,88 @@ +/* + * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2003 S3 Graphics, Inc. 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, sub license, + * 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 NON-INFRINGEMENT. IN NO EVENT SHALL + * VIA, S3 GRAPHICS, 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. + */ + + +/*=========================================================*/ +#include "savage.h" +#include "drmP.h" +#include "savage_drm.h" +#include "savage_drv.h" + +#include /* For task queue support */ +#include + +#define SAVAGE_DEFAULT_USEC_TIMEOUT 10000 +#define SAVAGE_FREELIST_DEBUG 0 + +static int savage_preinit( drm_device_t *dev, unsigned long chipset ) +{ + drm_savage_private_t *dev_priv; + unsigned mmioBase, fbBase, fbSize, apertureBase; + int ret = 0; + + dev_priv = DRM(alloc)( sizeof(drm_savage_private_t), DRM_MEM_DRIVER ); + if ( dev_priv == NULL ) + return DRM_ERR(ENOMEM); + + memset( dev_priv, 0, sizeof(drm_savage_private_t) ); + dev->dev_private = (void *)dev_priv; + dev_priv->chipset = (enum savage_family)chipset; + + if( S3_SAVAGE3D_SERIES(dev_priv->chipset) ) { + fbBase = pci_resource_start( dev->pdev, 0 ); + fbSize = SAVAGE_FB_SIZE_S3; + mmioBase = fbBase + fbSize; + apertureBase = fbBase + SAVAGE_APERTURE_OFFSET; + } else if( chipset != S3_SUPERSAVAGE ) { + mmioBase = pci_resource_start( dev->pdev, 0 ); + fbBase = pci_resource_start( dev->pdev, 1 ); + fbSize = SAVAGE_FB_SIZE_S4; + apertureBase = fbBase + SAVAGE_APERTURE_OFFSET; + } else { + mmioBase = pci_resource_start( dev->pdev, 0 ); + fbBase = pci_resource_start( dev->pdev, 1 ); + fbSize = pci_resource_len( dev->pdev, 1 ); + apertureBase = pci_resource_start( dev->pdev, 2 ); + } + + if( (ret = DRM(initmap)( dev, mmioBase, SAVAGE_MMIO_SIZE, + _DRM_REGISTERS, 0 ))) + return ret; + + if( (ret = DRM(initmap)( dev, fbBase, fbSize, + _DRM_FRAME_BUFFER, _DRM_WRITE_COMBINING ))) + return ret; + + if( (ret = DRM(initmap)( dev, apertureBase, SAVAGE_APERTURE_SIZE, + _DRM_FRAME_BUFFER, _DRM_WRITE_COMBINING ))) + return ret; + + return ret; +} + +void DRM(driver_register_fns)(drm_device_t *dev) +{ + dev->driver_features = DRIVER_USE_AGP | DRIVER_USE_MTRR; + dev->fn_tbl.preinit = savage_preinit; +} -- cgit v1.2.3