From ba1b1ae3806490cce16a9c8957b52cd74967f463 Mon Sep 17 00:00:00 2001 From: Jeff Hartmann Date: Tue, 4 Apr 2000 22:08:14 +0000 Subject: Merged mga branch with trunk --- linux/mga_dma.h | 112 -------------------------------------------------------- 1 file changed, 112 deletions(-) delete mode 100644 linux/mga_dma.h (limited to 'linux/mga_dma.h') diff --git a/linux/mga_dma.h b/linux/mga_dma.h deleted file mode 100644 index 7f1c5795..00000000 --- a/linux/mga_dma.h +++ /dev/null @@ -1,112 +0,0 @@ -#ifndef MGA_DMA_H -#define MGA_DMA_H - -#include "mga_drm_public.h" - - -/* Isn't this fun. This has to be fixed asap by emitting primary - * dma commands in the 'do_dma' ioctl. - */ -typedef struct { - int dma_type; - - unsigned int ContextState[MGA_CTX_SETUP_SIZE]; - unsigned int ServerState[MGA_2D_SETUP_SIZE]; - unsigned int TexState[2][MGA_TEX_SETUP_SIZE]; - unsigned int WarpPipe; - unsigned int dirty; - - unsigned int nbox; - xf86drmClipRectRec boxes[MGA_NR_SAREA_CLIPRECTS]; -} drm_mga_buf_priv_t; - - -#define MGA_DMA_GENERAL 0 -#define MGA_DMA_VERTEX 1 -#define MGA_DMA_SETUP 2 -#define MGA_DMA_ILOAD 3 - - -#define DWGREG0 0x1c00 -#define DWGREG0_END 0x1dff -#define DWGREG1 0x2c00 -#define DWGREG1_END 0x2dff - -#define ISREG0(r) (r >= DWGREG0 && r <= DWGREG0_END) -#define ADRINDEX0(r) (u8)((r - DWGREG0) >> 2) -#define ADRINDEX1(r) (u8)(((r - DWGREG1) >> 2) | 0x80) -#define ADRINDEX(r) (ISREG0(r) ? ADRINDEX0(r) : ADRINDEX1(r)) - - -/* Macros for inserting commands into a secondary dma buffer. - */ - -#define DMALOCALS u8 tempIndex[4]; u32 *dma_ptr; \ - int outcount, num_dwords; - -#define DMAGETPTR(buf) do { \ - dma_ptr = (u32 *)((u8 *)buf->address + buf->used); \ - outcount = 0; \ - num_dwords = buf->used / 4; \ -} while(0) - -#define DMAADVANCE(buf) do { \ - buf->used = num_dwords * 4; \ -} while(0) - -#define DMAOUTREG(reg, val) do { \ - tempIndex[outcount]=ADRINDEX(reg); \ - dma_ptr[++outcount] = val; \ - if (outcount == 4) { \ - outcount = 0; \ - dma_ptr[0] = *(u32 *)tempIndex; \ - dma_ptr+=5; \ - num_dwords += 5; \ - } \ -}while (0) - - - -#define VERBO 0 - - -/* Primary buffer versions of above -- pretty similar really. - */ -#define PRIMLOCALS u8 tempIndex[4]; u32 *dma_ptr; u32 phys_head; \ - int outcount, num_dwords - -#define PRIMRESET(dev_priv) do { \ - dev_priv->prim_num_dwords = 0; \ - dev_priv->current_dma_ptr = dev_priv->prim_head; \ -} while (0) - -#define PRIMGETPTR(dev_priv) do { \ - dma_ptr = dev_priv->current_dma_ptr; \ - phys_head = dev_priv->prim_phys_head; \ - num_dwords = dev_priv->prim_num_dwords; \ - outcount = 0; \ -} while (0) - -#define PRIMADVANCE(dev_priv) do { \ - dev_priv->prim_num_dwords = num_dwords; \ - dev_priv->current_dma_ptr = dma_ptr; \ -} while (0) - -#define PRIMOUTREG(reg, val) do { \ - tempIndex[outcount]=ADRINDEX(reg); \ - dma_ptr[1+outcount] = val; \ - if( ++outcount == 4) { \ - outcount = 0; \ - dma_ptr[0] = *(u32 *)tempIndex; \ - dma_ptr+=5; \ - num_dwords += 5; \ - } \ - if (VERBO) \ - printk(KERN_INFO \ - "OUT %x val %x dma_ptr %p nr_dwords %d\n", \ - outcount, ADRINDEX(reg), dma_ptr, \ - num_dwords); \ -}while (0) - - -#endif -- cgit v1.2.3