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vhdl/lib/CPUs/MIPS/bsp/examples/mips_gfx.h
T
jens b9eda20be5 - added H/W blitter support
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git-svn-id: http://moon:8086/svn/vhdl/trunk@698 cc03376c-175c-47c8-b038-4cd826a8556b
2010-01-31 12:58:13 +00:00

92 lines
2.8 KiB
C

#ifndef GFX_H
#define GFX_H
#include "libsys.h"
#define GFX_NUM_FRAME_BUFFERS 2
#define GFX_FRAME_NOSYNC 0
#define GFX_FRAME_SYNC 1
// -------------------------------------------------------------
// Types
// -------------------------------------------------------------
typedef struct _sbox_t
{
UINT32 w, h;
} box_t;
typedef struct _srect_t
{
UINT32 xmin, xmax;
UINT32 ymin, ymax;
} rect_t;
typedef struct _svga_hw_t
{
UINT32 volatile pVGA_ctrl; // 0xA0030000 // R/W
UINT32 volatile pVGA_ascii; // 0xA0030004 // R/W
UINT32 volatile pVGA_posx; // 0xA0030008 // R/W
UINT32 volatile pVGA_posy; // 0xA003000C // R/W
UINT32 volatile pVGA_cgcol; // 0xA0030010 // R/W
UINT32 volatile pVGA_res; // 0xA0030014 // RO
UINT32 volatile pVGA_front; // 0xA0030018 // R/W
UINT32 volatile pVGA_back; // 0xA003001C // R/W
UINT32 volatile pVGA_src0; // 0xA0030020 // R/W
UINT32 volatile pVGA_src0_last; // 0xA0030024 // R/W
UINT32 volatile pVGA_src0_dimx; // 0xA0030028 // R/W
UINT32 volatile pVGA_src0_res; // 0xA003002C // R/W
UINT32 volatile pVGA_src1; // 0xA0030030 // R/W
UINT32 volatile pVGA_src1_last; // 0xA0030034 // R/W
UINT32 volatile pVGA_src1_dimx; // 0xA0030038 // R/W
UINT32 volatile pVGA_src1_res; // 0xA003003C // R/W
UINT32 volatile pVGA_src2; // 0xA0030040 // R/W
UINT32 volatile pVGA_src2_last; // 0xA0030044 // R/W
UINT32 volatile pVGA_src2_dimx; // 0xA0030048 // R/W
UINT32 volatile pVGA_src2_res; // 0xA003004C // R/W
UINT32 volatile pVGA_dst; // 0xA0030050 // R/W
UINT32 volatile pVGA_dst_last; // 0xA0030054 // R/W
UINT32 volatile pVGA_dst_dimx; // 0xA0030058 // R/W
UINT32 volatile pVGA_dst_res; // 0xA003005C // R/W
UINT32 volatile pVGA_nx; // 0xA0030060 // R/W
UINT32 volatile pVGA_ny; // 0xA0030064 // R/W
} vga_hw_t;
typedef struct _sbuf_t
{
UINT32 *pFB;
struct _sbuf_t *pNext;
struct _sbuf_t *pLast;
UINT32 is_dirty;
rect_t rect;
UINT32 w, h;
vga_hw_t *regs;
} buf_t;
typedef struct _sgfx_t
{
UINT32 w, h;
buf_t *pBuf;
UINT32 *pBG;
vga_hw_t *regs;
} gfx_t;
// -------------------------------------------------------------
// Functions
// -------------------------------------------------------------
void __gfx_block_set_8(UINT32* pDst, UINT32 value);
void __gfx_block_copy_8(UINT32* pDst, UINT32* pSrc);
void __gfx_copy_32(UINT32* pDst, UINT32* pSrc, UINT32 nblocks);
void GFX_init(gfx_t *pObj);
void GFX_frame(gfx_t *pObj, UINT32 sync_mode);
void GFX_show(gfx_t *pObj);
void GFX_copy_front2back(gfx_t *pObj);
void GFX_get_FB_front(gfx_t *pObj, UINT32 **ppFB);
void box_create(box_t *pObj, UINT32 w, UINT32 h);
void GFX_restore(gfx_t *pObj, box_t *pBox, UINT32 posx, UINT32 posy);
void GFX_box_draw(gfx_t *pObj, box_t *pBox, UINT32 posx, UINT32 posy, UINT32 color);
void GFX_box_draw_bg(gfx_t *pObj, box_t *pBox, UINT32 posx, UINT32 posy, UINT32 color);
#endif // GFX_H