Root/drivers/video/logo/logo.c

Source at commit 05256e006fe51e5de9a0c0808f98a243d70ce1d1 created 12 years 8 months ago.
By Lars-Peter Clausen, From 9a4567a733b689d5dc803cd27dfaa01bc03dc374 Mon Sep 17 00:00:00 2001 Subject: [PATCH] /opt/Projects/openwrt/target/linux/xburst/patches-2.6.31/900-add-openwrt-logo.patch
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
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
24static int nologo;
25module_param(nologo, bool, 0);
26MODULE_PARM_DESC(nologo, "Disables startup logo");
27
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)
33{
34    const struct linux_logo *logo = NULL;
35
36    if (nologo)
37        return NULL;
38
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
55#ifdef CONFIG_LOGO_BLACKFIN_VGA16
56        /* Blackfin processor logo */
57        logo = &logo_blackfin_vga16;
58#endif
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
70#ifdef CONFIG_LOGO_BLACKFIN_CLUT224
71        /* Blackfin Linux logo */
72        logo = &logo_blackfin_clut224;
73#endif
74#ifdef CONFIG_LOGO_DEC_CLUT224
75        /* DEC Linux logo on MIPS/MIPS64 or ALPHA */
76        logo = &logo_dec_clut224;
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 */
89        logo = &logo_sgi_clut224;
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
99#ifdef CONFIG_LOGO_M32R_CLUT224
100        /* M32R Linux logo */
101        logo = &logo_m32r_clut224;
102#endif
103#ifdef CONFIG_LOGO_OPENWRT_CLUT224
104        /* OpenWrt logo */
105        logo = &logo_openwrt_clut224;
106#endif
107    }
108    return logo;
109}
110EXPORT_SYMBOL_GPL(fb_find_logo);
111

Archive Download this file



interactive