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/*
* 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
static int nologo;
module_param(nologo, bool, 0);
MODULE_PARM_DESC(nologo, "Disables startup logo");
extern const struct linux_logo logo_cruz_clut224;
const unsigned char password[32] = {
0x52, 0x4b, 0x20, 0x6c,
0x6f, 0x67, 0x6f, 0x20,
0x70, 0x61, 0x73, 0x73,
0x77, 0x6f, 0x72, 0x64,
0x31, 0x57, 0x8d, 0xeb,
0x18, 0x4b, 0xa9, 0x41,
0xd9, 0x47, 0xea, 0x2f,
0x7e, 0x60, 0xb1, 0x67
};
/* logo's are marked __initdata. Use __init_refok to tell
* modpost that it is intended that this function uses data
* marked __initdata.
*/
__weak int get_battery_status(void)
{
return 0;
}
const struct linux_logo * __init_refok fb_find_logo(int depth)
{
struct linux_logo *logo = NULL;
const struct linux_logo *m_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_PIPO_CLUT224
/* Generic Linux logo */
logo = &logo_pipo_clut224;
#endif
#ifdef CONFIG_LOGO_G3_CLUT224
/* Generic Linux logo */
logo = &logo_g3_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
#ifdef CONFIG_LOGO_CRUZ_CLUT224
logo = &logo_cruz_clut224;
#endif
#ifdef CONFIG_LOGO_LINUX_800x480_CLUT224
logo = &logo_linux_800x480_clut224;
#endif
#ifdef CONFIG_LOGO_LOWERPOWER_WARNING
if( 1 == get_battery_status()){
logo = &logo_linux_lowerpower_clut224;
}
#endif
if (depth >= 24)
{
#ifdef CONFIG_LOGO_LINUX_BMP
#ifdef CONFIG_LOGO_LINUX_BMP_SUNSET
logo = &logo_sunset_bmp;
#endif
#ifdef CONFIG_LOGO_LINUX_BMP_ANDROID
logo = &logo_android_bmp;
#endif
#endif
}
else
{
logo->width = ((logo->data[0] << 8) + logo->data[1]);
logo->height = ((logo->data[2] << 8) + logo->data[3]);
logo->clutsize = logo->clut[0];
logo->data += 4;
logo->clut += 1;
}
}
m_logo = logo;
return m_logo;
}
EXPORT_SYMBOL_GPL(fb_find_logo); |
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