summaryrefslogtreecommitdiff
path: root/linux-core/savage_dma.c
diff options
context:
space:
mode:
authorFelix Kuehling <fxkuehl@gmx.de>2004-09-22 22:51:18 +0000
committerFelix Kuehling <fxkuehl@gmx.de>2004-09-22 22:51:18 +0000
commitaf326f6f0c26191b4aef2183fb485e58495b29a5 (patch)
tree5f107ae2a9aa33ea5bc971618bf8e84824b89770 /linux-core/savage_dma.c
parent27fc998f7d16e7197f38b2d7d1ce65938e06423d (diff)
Create permanent maps of framebuffer, aperture and MMIO registers. Added
chipset-type information in driver data field of Savage PCI-IDs. Added missing PCI-ID 0x8d03 (ProSavageDDR on Pentium boards). Don't require AGP.
Diffstat (limited to 'linux-core/savage_dma.c')
-rw-r--r--linux-core/savage_dma.c50
1 files changed, 49 insertions, 1 deletions
diff --git a/linux-core/savage_dma.c b/linux-core/savage_dma.c
index b012e1ba..581d4302 100644
--- a/linux-core/savage_dma.c
+++ b/linux-core/savage_dma.c
@@ -26,6 +26,7 @@
/*=========================================================*/
#include "savage.h"
#include "drmP.h"
+#include "savage_drm.h"
#include "savage_drv.h"
#include <linux/interrupt.h> /* For task queue support */
@@ -34,7 +35,54 @@
#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_REQUIRE_AGP | DRIVER_USE_MTRR;
+ dev->driver_features = DRIVER_USE_AGP | DRIVER_USE_MTRR;
+ dev->fn_tbl.preinit = savage_preinit;
}