swh:1:snp:49cd9498d6cccc5e78252c27dcb645bcf7bf0c91
Tip revision: 4a6908a3a050aacc9c3a2f36b276b46c0629ad91 authored by Linus Torvalds on 24 December 2008, 23:26:37 UTC
Linux 2.6.28
Linux 2.6.28
Tip revision: 4a6908a
logo.c
/*
* Linux logo to be displayed on boot
*
* Copyright (C) 1996 Larry Ewing (lewing@isc.tamu.edu)
* Copyright (C) 1996,1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
* Copyright (C) 2001 Greg Banks <gnb@alphalink.com.au>
* Copyright (C) 2001 Jan-Benedict Glaw <jbglaw@lug-owl.de>
* Copyright (C) 2003 Geert Uytterhoeven <geert@linux-m68k.org>
*/
#include <linux/linux_logo.h>
#include <linux/stddef.h>
#include <linux/module.h>
#ifdef CONFIG_M68K
#include <asm/setup.h>
#endif
#ifdef CONFIG_MIPS
#include <asm/bootinfo.h>
#endif
extern const struct linux_logo logo_linux_mono;
extern const struct linux_logo logo_linux_vga16;
extern const struct linux_logo logo_linux_clut224;
extern const struct linux_logo logo_blackfin_vga16;
extern const struct linux_logo logo_blackfin_clut224;
extern const struct linux_logo logo_dec_clut224;
extern const struct linux_logo logo_mac_clut224;
extern const struct linux_logo logo_parisc_clut224;
extern const struct linux_logo logo_sgi_clut224;
extern const struct linux_logo logo_sun_clut224;
extern const struct linux_logo logo_superh_mono;
extern const struct linux_logo logo_superh_vga16;
extern const struct linux_logo logo_superh_clut224;
extern const struct linux_logo logo_m32r_clut224;
static int nologo;
module_param(nologo, bool, 0);
MODULE_PARM_DESC(nologo, "Disables startup logo");
/* logo's are marked __initdata. Use __init_refok to tell
* modpost that it is intended that this function uses data
* marked __initdata.
*/
const struct linux_logo * __init_refok fb_find_logo(int depth)
{
const struct linux_logo *logo = NULL;
if (nologo)
return NULL;
if (depth >= 1) {
#ifdef CONFIG_LOGO_LINUX_MONO
/* Generic Linux logo */
logo = &logo_linux_mono;
#endif
#ifdef CONFIG_LOGO_SUPERH_MONO
/* SuperH Linux logo */
logo = &logo_superh_mono;
#endif
}
if (depth >= 4) {
#ifdef CONFIG_LOGO_LINUX_VGA16
/* Generic Linux logo */
logo = &logo_linux_vga16;
#endif
#ifdef CONFIG_LOGO_BLACKFIN_VGA16
/* Blackfin processor logo */
logo = &logo_blackfin_vga16;
#endif
#ifdef CONFIG_LOGO_SUPERH_VGA16
/* SuperH Linux logo */
logo = &logo_superh_vga16;
#endif
}
if (depth >= 8) {
#ifdef CONFIG_LOGO_LINUX_CLUT224
/* Generic Linux logo */
logo = &logo_linux_clut224;
#endif
#ifdef CONFIG_LOGO_BLACKFIN_CLUT224
/* Blackfin Linux logo */
logo = &logo_blackfin_clut224;
#endif
#ifdef CONFIG_LOGO_DEC_CLUT224
/* DEC Linux logo on MIPS/MIPS64 or ALPHA */
logo = &logo_dec_clut224;
#endif
#ifdef CONFIG_LOGO_MAC_CLUT224
/* Macintosh Linux logo on m68k */
if (MACH_IS_MAC)
logo = &logo_mac_clut224;
#endif
#ifdef CONFIG_LOGO_PARISC_CLUT224
/* PA-RISC Linux logo */
logo = &logo_parisc_clut224;
#endif
#ifdef CONFIG_LOGO_SGI_CLUT224
/* SGI Linux logo on MIPS/MIPS64 and VISWS */
logo = &logo_sgi_clut224;
#endif
#ifdef CONFIG_LOGO_SUN_CLUT224
/* Sun Linux logo */
logo = &logo_sun_clut224;
#endif
#ifdef CONFIG_LOGO_SUPERH_CLUT224
/* SuperH Linux logo */
logo = &logo_superh_clut224;
#endif
#ifdef CONFIG_LOGO_M32R_CLUT224
/* M32R Linux logo */
logo = &logo_m32r_clut224;
#endif
}
return logo;
}
EXPORT_SYMBOL_GPL(fb_find_logo);