#define SCREEN_IO_START(x,y,p) (((((x)*(y)) | 0x00ff) + 1) * (p))
#define SCREEN_MEM_START(x,y,p) SCREEN_IO_START(((x)*2),(y),(p))
+// Standard Video Save Pointer Table
+struct VideoSavePointer_s {
+ struct segoff_s videoparam;
+ struct segoff_s paramdynamicsave;
+ struct segoff_s textcharset;
+ struct segoff_s graphcharset;
+ struct segoff_s secsavepointer;
+ u8 reserved[8];
+} PACKED;
+
/* standard BIOS Video Parameter Table */
struct VideoParam_s {
u8 twidth;
struct vgamode_s {
u8 svgamode;
- struct VideoParam_s *vparam;
u8 memmodel; /* CTEXT,MTEXT,CGA,PL1,PL2,PL4,P8,P15,P16,P24,P32 */
+ u8 twidth;
+ u8 theight;
+ u8 cheight;
u8 pixbits;
u16 sstart;
+ u16 slength;
+
u8 pelmask;
u8 *dac;
u16 dacsize;
+ u8 *sequ_regs;
+ u8 miscreg;
+ u8 *crtc_regs;
+ u8 *actl_regs;
+ u8 *grdc_regs;
};
struct saveVideoHardware {
// vgatables.c
struct vgamode_s *find_vga_entry(u8 mode);
-extern u16 video_save_pointer_table[];
+extern struct VideoSavePointer_s video_save_pointer_table;
extern struct VideoParam_s video_param_table[];
extern u8 static_functionality[];
u16 vgahw_get_vde(void);
void vgahw_save_state(u16 seg, struct saveVideoHardware *info);
void vgahw_restore_state(u16 seg, struct saveVideoHardware *info);
-void vgahw_set_mode(struct VideoParam_s *vparam_g);
+void vgahw_set_mode(struct vgamode_s *vmode_g);
void vgahw_enable_video_addressing(u8 disable);
void vgahw_init(void);