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b2441318 1/* SPDX-License-Identifier: GPL-2.0 */
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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 linux_logo {
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
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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_blackfin_vga16;
40extern const struct linux_logo logo_blackfin_clut224;
41extern const struct linux_logo logo_dec_clut224;
42extern const struct linux_logo logo_mac_clut224;
43extern const struct linux_logo logo_parisc_clut224;
44extern const struct linux_logo logo_sgi_clut224;
45extern const struct linux_logo logo_sun_clut224;
46extern const struct linux_logo logo_superh_mono;
47extern const struct linux_logo logo_superh_vga16;
48extern const struct linux_logo logo_superh_clut224;
49extern const struct linux_logo logo_m32r_clut224;
50extern const struct linux_logo logo_spe_clut224;
51
1da177e4 52extern const struct linux_logo *fb_find_logo(int depth);
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53#ifdef CONFIG_FB_LOGO_EXTRA
54extern void fb_append_extra_logo(const struct linux_logo *logo,
55 unsigned int n);
56#else
57static inline void fb_append_extra_logo(const struct linux_logo *logo,
58 unsigned int n)
59{}
60#endif
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61
62#endif /* _LINUX_LINUX_LOGO_H */