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path: root/drivers/video/logo/logo.c
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Diffstat (limited to 'drivers/video/logo/logo.c')
-rw-r--r--drivers/video/logo/logo.c103
1 files changed, 103 insertions, 0 deletions
diff --git a/drivers/video/logo/logo.c b/drivers/video/logo/logo.c
new file mode 100644
index 000000000000..77b622075001
--- /dev/null
+++ b/drivers/video/logo/logo.c
@@ -0,0 +1,103 @@
+
+/*
+ * 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/config.h>
+#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_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;
+
+
+const struct linux_logo *fb_find_logo(int depth)
+{
+ const struct linux_logo *logo = 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_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_DEC_CLUT224
+ /* DEC Linux logo on MIPS/MIPS64 or ALPHA */
+#ifndef CONFIG_ALPHA
+ if (mips_machgroup == MACH_GROUP_DEC)
+#endif
+ 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 */
+#ifndef CONFIG_X86_VISWS
+ if (mips_machgroup == MACH_GROUP_SGI)
+#endif
+ 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
+ }
+ return logo;
+}
+EXPORT_SYMBOL_GPL(fb_find_logo);