struct segoff_s font1;
};
+// Mode flags
+#define MF_GRAYSUM 0x0002
+#define MF_NOPALETTE 0x0008
+#define MF_CUSTOMCRTC 0x0800
+#define MF_LINEARFB 0x4000
+#define MF_NOCLEARMEM 0x8000
+
+// Memory model types
+#define MM_TEXT 0x00
+#define MM_CGA 0x01
+#define MM_HERCULES 0x02
+#define MM_PLANAR 0x03
+#define MM_PACKED 0x04
+#define MM_NON_CHAIN_4_256 0x05
+#define MM_DIRECT 0x06
+#define MM_YUV 0x07
+
// vgatables.c
struct vgamode_s;
struct vgamode_s *find_vga_entry(u8 mode);
extern u8 vgafont16alt[];
// vgabios.c
+extern u16 VgaBDF;
#define SET_VGA(var, val) SET_FARVAR(get_global_seg(), (var), (val))
struct carattr {
u8 car, attr, use_attr;
struct cursorpos {
u8 x, y, page;
};
-void vga_set_mode(u8 mode, u8 noclearmem);
+void modeswitch_set_bda(int mode, int flags, struct vgamode_s *vmode_g);
// vgafb.c
-void clear_screen(struct vgamode_s *vmode_g);
void vgafb_scroll(int nblines, int attr
, struct cursorpos ul, struct cursorpos lr);
void vgafb_write_char(struct cursorpos cp, struct carattr ca);
void vgafb_write_pixel(u8 color, u16 x, u16 y);
u8 vgafb_read_pixel(u16 x, u16 y);
-// clext.c
-int cirrus_set_video_mode(u8 mode, u8 noclearmem);
-void cirrus_init(void);
-
// vbe.c
#define VBE_OEM_STRING "SeaBIOS VBE(C) 2011"
#define VBE_VENDOR_STRING "SeaBIOS Developers"