From d15f98443295feeb4e3bd65b26f43c73d655e26e Mon Sep 17 00:00:00 2001 From: Gareth Hughes Date: Mon, 19 Mar 2001 11:49:25 +0000 Subject: Try this... --- linux/mga_state.c | 23 +++++++++++++++-------- 1 file changed, 15 insertions(+), 8 deletions(-) (limited to 'linux/mga_state.c') diff --git a/linux/mga_state.c b/linux/mga_state.c index 1e1c2827..4c9c9c05 100644 --- a/linux/mga_state.c +++ b/linux/mga_state.c @@ -514,6 +514,9 @@ static void mga_dma_dispatch_clear( drm_device_t *dev, drm_clip_rect_t *box = &pbox[i]; u32 height = box->y2 - box->y1; + DRM_DEBUG( " from=%d,%d to=%d,%d\n", + box->x1, box->y1, box->x2, box->y2 ); + if ( clear->flags & MGA_FRONT ) { BEGIN_DMA( 2 ); @@ -591,9 +594,16 @@ static void mga_dma_dispatch_swap( drm_device_t *dev ) int i; DMA_LOCALS; DRM_DEBUG( __FUNCTION__ ":\n" ); - DRM_DEBUG( " head = 0x%06x\n", MGA_READ( MGA_PRIMADDRESS ) ); - BEGIN_DMA( 3 + nbox ); + sarea_priv->last_frame.head = dev_priv->prim.tail; + sarea_priv->last_frame.wrap = dev_priv->prim.last_wrap; + + BEGIN_DMA( 4 + nbox ); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DWGSYNC, 0x00007100, + MGA_DWGSYNC, 0x00007000 ); DMA_BLOCK( MGA_DSTORG, dev_priv->front_offset, MGA_MACCESS, dev_priv->maccess, @@ -610,6 +620,9 @@ static void mga_dma_dispatch_swap( drm_device_t *dev ) u32 height = box->y2 - box->y1; u32 start = box->y1 * dev_priv->front_pitch; + DRM_DEBUG( " from=%d,%d to=%d,%d\n", + box->x1, box->y1, box->x2, box->y2 ); + DMA_BLOCK( MGA_AR0, start + box->x2 - 1, MGA_AR3, start + box->x1, MGA_FXBNDRY, ((box->x2 - 1) << 16) | box->x1, @@ -624,12 +637,6 @@ static void mga_dma_dispatch_swap( drm_device_t *dev ) ADVANCE_DMA(); - DRM_DEBUG( " tail = 0x%06x\n", dev_priv->prim.tail ); - DRM_DEBUG( " wrap = 0x%06x\n", dev_priv->prim.last_wrap ); - - sarea_priv->last_frame.head = dev_priv->prim.tail; - sarea_priv->last_frame.wrap = dev_priv->prim.last_wrap; - FLUSH_DMA(); DRM_DEBUG( "%s... done.\n", __FUNCTION__ ); -- cgit v1.2.3