start writing new VBE routines

[dosdemo] / src / dos / vbe.h

diff --git a/src/dos/vbe.h b/src/dos/vbe.h
new file mode 100644 (file)
index 0000000..73df02f
--- /dev/null
+++ b/src/dos/vbe.h
@@ -0,0 +1,38 @@
+#ifndef VBE_H_
+#define VBE_H_
+
+#include "inttypes.h"
+#include "util.h"
+
+#pragma pack (push, 1)
+struct vbe_info {
+       char sig[4];
+       uint16_t ver;
+       char *oem_name;
+       uint32_t caps;
+       uint16_t *modes;
+       uint16_t oem_ver;
+       char *vendor;
+       char *product;
+       char *revstr;
+       uint16_t accel_ver;
+       uint16_t accel_modes;
+} PACKED;
+#pragma pack (pop)
+
+enum {
+       VBE_8BIT_DAC    = 0x01,
+       VBE_NON_VGA             = 0x02,
+       VBE_DAC_BLANK   = 0x04,
+       VBE_STEREO              = 0x08, /* ? */
+       VBE_ACCEL               = 0x08,
+       VBE_STEREO_VESA = 0x10, /* ? */
+       VBE_MUSTLOCK    = 0x10,
+       VBE_HWCURSOR    = 0x20,
+       VBE_HWCLIP              = 0x40,
+       VBE_TRANSP_BLT  = 0x80
+};
+
+int vbe_getinfo(struct vbe_info *info);
+
+#endif /* VBE_H_ */