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Diffstat (limited to 'shared/radeon_cp.c')
-rw-r--r--shared/radeon_cp.c56
1 files changed, 25 insertions, 31 deletions
diff --git a/shared/radeon_cp.c b/shared/radeon_cp.c
index 3ec8dfd1..fce148a0 100644
--- a/shared/radeon_cp.c
+++ b/shared/radeon_cp.c
@@ -36,12 +36,6 @@
#define RADEON_FIFO_DEBUG 0
-#if defined(__alpha__) || defined(__powerpc__)
-# define PCIGART_ENABLED
-#else
-# undef PCIGART_ENABLED
-#endif
-
/* CP microcode (from ATI) */
static u32 R200_cp_microcode[][2] = {
@@ -777,7 +771,7 @@ static void radeon_do_cp_reset( drm_radeon_private_t *dev_priv )
cur_read_ptr = RADEON_READ( RADEON_CP_RB_RPTR );
RADEON_WRITE( RADEON_CP_RB_WPTR, cur_read_ptr );
- *dev_priv->ring.head = cur_read_ptr;
+ SET_RING_HEAD( dev_priv, cur_read_ptr );
dev_priv->ring.tail = cur_read_ptr;
}
@@ -889,13 +883,18 @@ static void radeon_cp_init_ring_buffer( drm_device_t *dev,
/* Initialize the ring buffer's read and write pointers */
cur_read_ptr = RADEON_READ( RADEON_CP_RB_RPTR );
RADEON_WRITE( RADEON_CP_RB_WPTR, cur_read_ptr );
- *dev_priv->ring.head = cur_read_ptr;
+ SET_RING_HEAD( dev_priv, cur_read_ptr );
dev_priv->ring.tail = cur_read_ptr;
+#if __REALLY_HAVE_AGP
if ( !dev_priv->is_pci ) {
RADEON_WRITE( RADEON_CP_RB_RPTR_ADDR,
- dev_priv->ring_rptr->offset );
- } else {
+ dev_priv->ring_rptr->offset
+ - dev->agp->base
+ + dev_priv->agp_vm_start);
+ } else
+#endif
+ {
drm_sg_mem_t *entry = dev->sg;
unsigned long tmp_ofs, page_ofs;
@@ -920,7 +919,7 @@ static void radeon_cp_init_ring_buffer( drm_device_t *dev,
+ RADEON_SCRATCH_REG_OFFSET );
dev_priv->scratch = ((__volatile__ u32 *)
- dev_priv->ring.head +
+ dev_priv->ring_rptr->handle +
(RADEON_SCRATCH_REG_OFFSET / sizeof(u32)));
RADEON_WRITE( RADEON_SCRATCH_UMSK, 0x7 );
@@ -990,17 +989,6 @@ static int radeon_do_init_cp( drm_device_t *dev, drm_radeon_init_t *init )
dev_priv->is_pci = init->is_pci;
-#if !defined(PCIGART_ENABLED)
- /* PCI support is not 100% working, so we disable it here.
- */
- if ( dev_priv->is_pci ) {
- DRM_ERROR( "PCI GART not yet supported for Radeon!\n" );
- dev->dev_private = (void *)dev_priv;
- radeon_do_cleanup_cp(dev);
- return DRM_ERR(EINVAL);
- }
-#endif
-
if ( dev_priv->is_pci && !dev->sg ) {
DRM_ERROR( "PCI GART memory not allocated!\n" );
dev->dev_private = (void *)dev_priv;
@@ -1097,6 +1085,13 @@ static int radeon_do_init_cp( drm_device_t *dev, drm_radeon_init_t *init )
RADEON_ROUND_PREC_8TH_PIX);
DRM_GETSAREA();
+
+ dev_priv->fb_offset = init->fb_offset;
+ dev_priv->mmio_offset = init->mmio_offset;
+ dev_priv->ring_offset = init->ring_offset;
+ dev_priv->ring_rptr_offset = init->ring_rptr_offset;
+ dev_priv->buffers_offset = init->buffers_offset;
+ dev_priv->agp_textures_offset = init->agp_textures_offset;
if(!dev_priv->sarea) {
DRM_ERROR("could not find sarea!\n");
@@ -1204,9 +1199,6 @@ static int radeon_do_init_cp( drm_device_t *dev, drm_radeon_init_t *init )
DRM_DEBUG( "dev_priv->agp_buffers_offset 0x%lx\n",
dev_priv->agp_buffers_offset );
- dev_priv->ring.head = ((__volatile__ u32 *)
- dev_priv->ring_rptr->handle);
-
dev_priv->ring.start = (u32 *)dev_priv->cp_ring->handle;
dev_priv->ring.end = ((u32 *)dev_priv->cp_ring->handle
+ init->ring_size / sizeof(u32));
@@ -1217,7 +1209,6 @@ static int radeon_do_init_cp( drm_device_t *dev, drm_radeon_init_t *init )
(dev_priv->ring.size / sizeof(u32)) - 1;
dev_priv->ring.high_mark = RADEON_RING_HIGH_MARK;
- dev_priv->ring.ring_rptr = dev_priv->ring_rptr;
#if __REALLY_HAVE_SG
if ( dev_priv->is_pci ) {
@@ -1279,9 +1270,12 @@ int radeon_do_cleanup_cp( drm_device_t *dev )
drm_radeon_private_t *dev_priv = dev->dev_private;
if ( !dev_priv->is_pci ) {
- DRM_IOREMAPFREE( dev_priv->cp_ring );
- DRM_IOREMAPFREE( dev_priv->ring_rptr );
- DRM_IOREMAPFREE( dev_priv->buffers );
+ if ( dev_priv->cp_ring != NULL )
+ DRM_IOREMAPFREE( dev_priv->cp_ring );
+ if ( dev_priv->ring_rptr != NULL )
+ DRM_IOREMAPFREE( dev_priv->ring_rptr );
+ if ( dev_priv->buffers != NULL )
+ DRM_IOREMAPFREE( dev_priv->buffers );
} else {
#if __REALLY_HAVE_SG
if (!DRM(ati_pcigart_cleanup)( dev,
@@ -1592,10 +1586,10 @@ int radeon_wait_ring( drm_radeon_private_t *dev_priv, int n )
{
drm_radeon_ring_buffer_t *ring = &dev_priv->ring;
int i;
- u32 last_head = GET_RING_HEAD(ring);
+ u32 last_head = GET_RING_HEAD( dev_priv );
for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) {
- u32 head = GET_RING_HEAD(ring);
+ u32 head = GET_RING_HEAD( dev_priv );
ring->space = (head - ring->tail) * sizeof(u32);
if ( ring->space <= 0 )