1 // SPDX-License-Identifier: GPL-2.0-only
4 * Linux logo to be displayed on boot
6 * Copyright (C) 1996 Larry Ewing (lewing@isc.tamu.edu)
7 * Copyright (C) 1996,1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
8 * Copyright (C) 2001 Greg Banks <gnb@alphalink.com.au>
9 * Copyright (C) 2001 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10 * Copyright (C) 2003 Geert Uytterhoeven <geert@linux-m68k.org>
13 #include <linux/linux_logo.h>
14 #include <linux/stddef.h>
15 #include <linux/module.h>
18 #include <asm/setup.h>
22 module_param(nologo, bool, 0);
23 MODULE_PARM_DESC(nologo, "Disables startup logo");
26 * Logos are located in the initdata, and will be freed in kernel_init.
27 * Use late_init to mark the logos as freed to prevent any further use.
30 static bool logos_freed;
32 static int __init fb_logo_late_init(void)
38 late_initcall_sync(fb_logo_late_init);
40 /* logo's are marked __initdata. Use __ref to tell
41 * modpost that it is intended that this function uses data
44 const struct linux_logo * __ref fb_find_logo(int depth)
46 const struct linux_logo *logo = NULL;
48 if (nologo || logos_freed)
52 #ifdef CONFIG_LOGO_LINUX_MONO
53 /* Generic Linux logo */
54 logo = &logo_linux_mono;
56 #ifdef CONFIG_LOGO_SUPERH_MONO
57 /* SuperH Linux logo */
58 logo = &logo_superh_mono;
63 #ifdef CONFIG_LOGO_LINUX_VGA16
64 /* Generic Linux logo */
65 logo = &logo_linux_vga16;
67 #ifdef CONFIG_LOGO_SUPERH_VGA16
68 /* SuperH Linux logo */
69 logo = &logo_superh_vga16;
74 #ifdef CONFIG_LOGO_LINUX_CLUT224
75 /* Generic Linux logo */
76 logo = &logo_linux_clut224;
78 #ifdef CONFIG_LOGO_DEC_CLUT224
79 /* DEC Linux logo on MIPS/MIPS64 or ALPHA */
80 logo = &logo_dec_clut224;
82 #ifdef CONFIG_LOGO_MAC_CLUT224
83 /* Macintosh Linux logo on m68k */
85 logo = &logo_mac_clut224;
87 #ifdef CONFIG_LOGO_PARISC_CLUT224
88 /* PA-RISC Linux logo */
89 logo = &logo_parisc_clut224;
91 #ifdef CONFIG_LOGO_SGI_CLUT224
92 /* SGI Linux logo on MIPS/MIPS64 */
93 logo = &logo_sgi_clut224;
95 #ifdef CONFIG_LOGO_SUN_CLUT224
97 logo = &logo_sun_clut224;
99 #ifdef CONFIG_LOGO_SUPERH_CLUT224
100 /* SuperH Linux logo */
101 logo = &logo_superh_clut224;
106 EXPORT_SYMBOL_GPL(fb_find_logo);