gp_linux_fb.h

// SPDX-License-Identifier: LGPL-2.1-or-later
/*
 * Copyright (C) 2009-2013 Cyril Hrubis <metan@ucw.cz>
 */
 
#ifndef BACKENDS_GP_FRAMEBUFFER_H
#define BACKENDS_GP_FRAMEBUFFER_H
 
#include <backends/gp_backend.h>
 
enum gp_linux_fb_flags {
        /*
         * Use KBD to get input events
         */
        GP_FB_INPUT_KBD = 0x01,
        /*
         * Use shadow framebuffer for drawing.
         */
        GP_FB_SHADOW = 0x02,
        /*
         * Allocate new console, if not set current is used.
         */
        GP_FB_ALLOC_CON = 0x04,
        /*
         * Use Linux input
         *
         * Cannot be enabled together with KBD!
         */
        GP_FB_INPUT_LINUX = 0x08,
};
 
/*
 * Initalize framebuffer.
 *
 * The path should point to framebuffer device eg. "/dev/fb0" for first
 * framebuffer device.
 *
 * The gp_backend structure is allocated and returned, the resources are
 * deinitalized and the structure is freed by backed->Exit(backend); call.
 *
 * Upon failure NULL is returned.
 *
 * If flag is set, the konsole kbd is used to push events into event queue.
 */
gp_backend *gp_linux_fb_init(const char *path, int flags);
 
#endif /* BACKENDS_GP_FRAMEBUFFER_H */