initial commit

devtools/ahcccf.bin/include/mint/screen.h

@@ -0,0 +1,71 @@
+
+#ifndef _MINT_SCREEN_H
+#define _MINT_SCREEN_H 1
+
+#ifndef	_FEATURES_H
+# include <features.h>
+#endif
+
+__BEGIN_DECLS
+
+/* Data structures for IOCTL on /dev/screen */
+
+#define SCR_NUM_COLORS	256	/* max possible num. of colors (even more on Falcon) */
+
+/* SCR_ALIGN gives a mask telling how the physical screen must be
+   aligned (for the SCRSETP ioctl call. A typical use might be
+      newscrn = malloc(size + SCR_ALIGN) & (~SCR_ALIGN)
+   If SCR_ALIGN is -1, then the physical screen may not be remapped
+*/
+#define SCR_ALIGN	0x0ffL
+
+/* define the following only if the physical memory occupied by the
+   screen is not accessible to user programs without an operating
+   system request to re-map or shar memory (i.e. don't define this
+   unless you have a version of Minix with a hardware memory
+   manager
+*/
+/* #define SCR_VIRT_MEM	 */	/* screen lives in virtual memory */
+
+
+/* physical screen attributes; information returned by the
+   SCRGETPARAM ioctl call */
+
+struct scr_param {
+	long	scr_base;	/* physical address of screen */
+	short	scr_width;	/* width of screen (pixels) */
+	short	scr_height;	/* height of screen (pixels) */
+	short	scr_depth;	/* no. of bitplanes on screen */
+	short	scr_mode;	/* special mode info about screen */
+};
+
+/* Each palette entry for the screen colors holds three entries;
+   the red, green, and blue values for this color, from 0 (no color)
+   to 255 (max. color).
+   The actual number of different values recognized by the hardware
+   is given by SCR_RGB_VALUES; for example, the atari ST recognizes
+   only 8 possible values for each of red, green, and blue, for
+   a total of 512 colors; for it, SCR_RGB_VALUES == 8.
+*/
+
+#define SCR_RGB_VALUES 16
+
+/* constants for accessing the scr_rgb array */
+#define RED 	0
+#define BLUE 	1
+#define GREEN	2
+
+/* data structure returned by SCRGETCOLOR ioctl call */
+struct scr_palette {
+	unsigned char scr_rgb[SCR_NUM_COLORS][3];
+};
+
+
+#define SCRGETPARAM     (('S'<<8) | 1)
+#define SCRSETPARAM	(('S'<<8) | 2)
+#define SCRGETCOLOR	(('S'<<8) | 3)
+#define SCRSETCOLOR	(('S'<<8) | 4)
+
+__END_DECLS
+
+#endif /* _MINT_SCREEN_H */