linux/drivers/video/vgastate.c

/*
 * linux/drivers/video/vgastate.c -- VGA state save/restore
 *
 * Copyright 2002 James Simmons
 *
 * Copyright history from vga16fb.c:
 *	Copyright 1999 Ben Pfaff and Petr Vandrovec
 *	Based on VGA info at http://www.goodnet.com/~tinara/FreeVGA/home.htm
 *	Based on VESA framebuffer (c) 1998 Gerd Knorr
 *
 * This file is subject to the terms and conditions of the GNU General
 * Public License.  See the file COPYING in the main directory of this
 * archive for more details.
 *
 */
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/fb.h>
#include <linux/vmalloc.h>
#include <video/vga.h>

struct regstate { … };

static inline unsigned char vga_rcrtcs(void __iomem *regbase, unsigned short iobase,
				       unsigned char reg)
{ … }

static inline void vga_wcrtcs(void __iomem *regbase, unsigned short iobase,
			      unsigned char reg, unsigned char val)
{ … }

static void save_vga_text(struct vgastate *state, void __iomem *fbbase)
{ … }

static void restore_vga_text(struct vgastate *state, void __iomem *fbbase)
{ … }

static void save_vga_mode(struct vgastate *state)
{ … }

static void restore_vga_mode(struct vgastate *state)
{ … }

static void save_vga_cmap(struct vgastate *state)
{ … }

static void restore_vga_cmap(struct vgastate *state)
{ … }

static void vga_cleanup(struct vgastate *state)
{ … }

int save_vga(struct vgastate *state)
{ … }

int restore_vga(struct vgastate *state)
{ … }

EXPORT_SYMBOL(…);
EXPORT_SYMBOL(…);

MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;