1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _LINUX_LINUX_LOGO_H
3#define _LINUX_LINUX_LOGO_H
4
5/*
6 * Linux logo to be displayed on boot
7 *
8 * Copyright (C) 1996 Larry Ewing (lewing@isc.tamu.edu)
9 * Copyright (C) 1996,1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
10 * Copyright (C) 2001 Greg Banks <gnb@alphalink.com.au>
11 * Copyright (C) 2001 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12 * Copyright (C) 2003 Geert Uytterhoeven <geert@linux-m68k.org>
13 *
14 * Serial_console ascii image can be any size,
15 * but should contain %s to display the version
16 */
17
18#include <linux/init.h>
19
20
21#define LINUX_LOGO_MONO 1 /* monochrome black/white */
22#define LINUX_LOGO_VGA16 2 /* 16 colors VGA text palette */
23#define LINUX_LOGO_CLUT224 3 /* 224 colors */
24#define LINUX_LOGO_GRAY256 4 /* 256 levels grayscale */
25
26
27struct {
28 int type; /* one of LINUX_LOGO_* */
29 unsigned int width;
30 unsigned int height;
31 unsigned int clutsize; /* LINUX_LOGO_CLUT224 only */
32 const unsigned char *clut; /* LINUX_LOGO_CLUT224 only */
33 const unsigned char *data;
34};
35
36extern const struct linux_logo logo_linux_mono;
37extern const struct linux_logo logo_linux_vga16;
38extern const struct linux_logo logo_linux_clut224;
39extern const struct linux_logo logo_dec_clut224;
40extern const struct linux_logo logo_mac_clut224;
41extern const struct linux_logo logo_parisc_clut224;
42extern const struct linux_logo logo_sgi_clut224;
43extern const struct linux_logo logo_sun_clut224;
44extern const struct linux_logo logo_superh_mono;
45extern const struct linux_logo logo_superh_vga16;
46extern const struct linux_logo logo_superh_clut224;
47extern const struct linux_logo logo_spe_clut224;
48
49extern const struct linux_logo *(int depth);
50#ifdef CONFIG_FB_LOGO_EXTRA
51extern void fb_append_extra_logo(const struct linux_logo *logo,
52 unsigned int n);
53#else
54static inline void (const struct linux_logo *,
55 unsigned int n)
56{}
57#endif
58
59#endif /* _LINUX_LINUX_LOGO_H */
60

source code of linux/include/linux/linux_logo.h