patch-2.1.73 linux/drivers/sgi/char/graphics.h

• Lines: 29
• Date: Wed Dec 10 10:31:11 1997
• Orig file: v2.1.72/linux/drivers/sgi/char/graphics.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.1.72/linux/drivers/sgi/char/graphics.h linux/drivers/sgi/char/graphics.h
@@ -0,0 +1,28 @@
+#define MAXCARDS 4
+
+struct graphics_ops {
+	/* SGIism: Board owner, gets the shmiq requests from the kernel */
+	struct task_struct *g_owner;
+
+	/* Last process that got the graphics registers mapped  */
+	struct task_struct *g_user;
+	
+	/* Board info */
+	void               *g_board_info;
+	int                g_board_info_len;
+
+	/* These point to hardware registers that should be mapped with
+	 * GFX_ATTACH_BOARD and the size of the information pointed to
+	 */
+	unsigned long      g_regs;
+	int                g_regs_size;
+
+	void (*g_save_context)(void *);
+	void (*g_restore_context)(void *);
+	void (*g_reset_console)(void);
+	int  (*g_ioctl)(int device, int cmd, unsigned long arg);
+};
+
+void shmiq_init (void);
+void streamable_init (void);
+void usema_init (void);