svga.h

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#ifndef __SVGA_H__
#define __SVGA_H__
 
/* SVGA_REG_ENABLE bit definitions */
#define SVGA_REG_ENABLE_DISABLE 0
#define SVGA_REG_ENABLE_ENABLE 1
#define SVGA_REG_ENABLE_HIDE   2
#define SVGA_REG_ENABLE_ENABLE_HIDE (SVGA_REG_ENABLE_ENABLE | \
 SVGA_REG_ENABLE_HIDE)
 
/* CURSOR bits */
#define SVGA_CURSOR_ON_HIDE  0x0
#define SVGA_CURSOR_ON_SHOW  0X1
#define SVGA_CURSOR_ON_REMOVE_FROM_FB  0x2  // remove the cursor from framebuffer to see the behind objects
#define SVGA_CURSOR_ON_RESTORE_TO_FB   0x3  // put the cursor to framebuffer to hide the behind objects
 
#define SVGA_FB_MAX_TRACEABLE_SIZE 0x1000000
 
#define SVGA_MAX_PSEUDOCOLOR_DEPTH 8
#define SVGA_MAX_PSEUDOCOLORS  (1 << SVGA_MAX_PSEUDOCOLOR_DEPTH)
#define SVGA_NUM_PALETTE_REGS (3 * SVGA_MAX_PSEUDOCOLORS)
 
#define SVGA_MAGIC  0x900000UL
#define SVGA_MAKE_ID(ver) (SVGA_MAGIC << 8 | (ver))
 
#define SVGA_VERSION_2  2
#define SVGA_ID_2    SVGA_MAKE_ID(SVGA_VERSION_2)
 
 
#endif