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gerrit-public.fairphone.software / kernel / msm-4.19 / f44eafa76be981b57667adcef5153b18e8a21904 / . / drivers / video / logo / logo.c
blob: ea7a8ccc830c8659f23b13dc98db761b89a6c0da [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]1
2/*
3 * Linux logo to be displayed on boot
4 *
5 * Copyright (C) 1996 Larry Ewing (lewing@isc.tamu.edu)
6 * Copyright (C) 1996,1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
7 * Copyright (C) 2001 Greg Banks <gnb@alphalink.com.au>
8 * Copyright (C) 2001 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9 * Copyright (C) 2003 Geert Uytterhoeven <geert@linux-m68k.org>
10 */
11
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]12#include <linux/linux_logo.h>
13#include <linux/stddef.h>
14#include <linux/module.h>
15
16#ifdef CONFIG_M68K
17#include <asm/setup.h>
18#endif
19
20#ifdef CONFIG_MIPS
21#include <asm/bootinfo.h>
22#endif
23
Randy Dunlapaccaa242007-10-16 01:29:37 -0700[diff] [blame]24static int nologo;
25module_param(nologo, bool, 0);
26MODULE_PARM_DESC(nologo, "Disables startup logo");
27
Sam Ravnborg92cc6b02007-06-03 00:47:53 +0200[diff] [blame]28/* logo's are marked __initdata. Use __init_refok to tell
29 * modpost that it is intended that this function uses data
30 * marked __initdata.
31 */
32const struct linux_logo * __init_refok fb_find_logo(int depth)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]33{
34 const struct linux_logo *logo = NULL;
35
Randy Dunlapaccaa242007-10-16 01:29:37 -0700[diff] [blame]36 if (nologo)
37 return NULL;
38
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]39 if (depth >= 1) {
40#ifdef CONFIG_LOGO_LINUX_MONO
41 /* Generic Linux logo */
42 logo = &logo_linux_mono;
43#endif
44#ifdef CONFIG_LOGO_SUPERH_MONO
45 /* SuperH Linux logo */
46 logo = &logo_superh_mono;
47#endif
48 }
49
50 if (depth >= 4) {
51#ifdef CONFIG_LOGO_LINUX_VGA16
52 /* Generic Linux logo */
53 logo = &logo_linux_vga16;
54#endif
Robin Getz122a8812008-05-14 16:05:48 -0700[diff] [blame]55#ifdef CONFIG_LOGO_BLACKFIN_VGA16
56 /* Blackfin processor logo */
57 logo = &logo_blackfin_vga16;
58#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]59#ifdef CONFIG_LOGO_SUPERH_VGA16
60 /* SuperH Linux logo */
61 logo = &logo_superh_vga16;
62#endif
63 }
64
65 if (depth >= 8) {
66#ifdef CONFIG_LOGO_LINUX_CLUT224
67 /* Generic Linux logo */
68 logo = &logo_linux_clut224;
69#endif
Robin Getz122a8812008-05-14 16:05:48 -0700[diff] [blame]70#ifdef CONFIG_LOGO_BLACKFIN_CLUT224
71 /* Blackfin Linux logo */
72 logo = &logo_blackfin_clut224;
73#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]74#ifdef CONFIG_LOGO_DEC_CLUT224
75 /* DEC Linux logo on MIPS/MIPS64 or ALPHA */
Ralf Baechle41702d92007-10-18 03:04:37 -0700[diff] [blame]76 logo = &logo_dec_clut224;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]77#endif
78#ifdef CONFIG_LOGO_MAC_CLUT224
79 /* Macintosh Linux logo on m68k */
80 if (MACH_IS_MAC)
81 logo = &logo_mac_clut224;
82#endif
83#ifdef CONFIG_LOGO_PARISC_CLUT224
84 /* PA-RISC Linux logo */
85 logo = &logo_parisc_clut224;
86#endif
87#ifdef CONFIG_LOGO_SGI_CLUT224
88 /* SGI Linux logo on MIPS/MIPS64 and VISWS */
Ralf Baechle41702d92007-10-18 03:04:37 -0700[diff] [blame]89 logo = &logo_sgi_clut224;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]90#endif
91#ifdef CONFIG_LOGO_SUN_CLUT224
92 /* Sun Linux logo */
93 logo = &logo_sun_clut224;
94#endif
95#ifdef CONFIG_LOGO_SUPERH_CLUT224
96 /* SuperH Linux logo */
97 logo = &logo_superh_clut224;
98#endif
Hirokazu Takata316240f2005-07-07 17:59:32 -0700[diff] [blame]99#ifdef CONFIG_LOGO_M32R_CLUT224
100 /* M32R Linux logo */
101 logo = &logo_m32r_clut224;
102#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]103 }
104 return logo;
105}
106EXPORT_SYMBOL_GPL(fb_find_logo);