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authorIngo Molnar <mingo@elte.hu>2009-04-02 16:33:42 +0200
committerIngo Molnar <mingo@elte.hu>2009-04-02 16:33:51 +0200
commit83f2f0ed715eb15a8e13c07df479d65bbc10d8d5 (patch)
treee47d7edefa210b328f8cfba43d170fc67d6e0671 /arch/arm/mach-gemini/include/mach/uncompress.h
parent3de46fda4c104deef17ec70f85361f5c6b84ce0e (diff)
parent4fe70410d9a219dabb47328effccae7e7f2a6e26 (diff)
downloadlinux-83f2f0ed715eb15a8e13c07df479d65bbc10d8d5.tar.bz2
Merge branch 'linus' into x86/urgent
Merge needed to go past commit 7ca43e756 (mm: use debug_kmap_atomic) and fix it. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/arm/mach-gemini/include/mach/uncompress.h')
-rw-r--r--arch/arm/mach-gemini/include/mach/uncompress.h42
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/arm/mach-gemini/include/mach/uncompress.h b/arch/arm/mach-gemini/include/mach/uncompress.h
new file mode 100644
index 000000000000..59c5df7e716c
--- /dev/null
+++ b/arch/arm/mach-gemini/include/mach/uncompress.h
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2008-2009 Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
+ *
+ * Based on mach-pxa/include/mach/uncompress.h:
+ * Copyright: (C) 2001 MontaVista Software Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef __MACH_UNCOMPRESS_H
+#define __MACH_UNCOMPRESS_H
+
+#include <linux/serial_reg.h>
+#include <mach/hardware.h>
+
+static volatile unsigned long *UART = (unsigned long *)GEMINI_UART_BASE;
+
+/*
+ * The following code assumes the serial port has already been
+ * initialized by the bootloader. If you didn't setup a port in
+ * your bootloader then nothing will appear (which might be desired).
+ */
+static inline void putc(char c)
+{
+ while (!(UART[UART_LSR] & UART_LSR_THRE))
+ barrier();
+ UART[UART_TX] = c;
+}
+
+#define flush() do { } while (0)
+
+/*
+ * nothing to do
+ */
+#define arch_decomp_setup()
+
+#define arch_decomp_wdog()
+
+#endif /* __MACH_UNCOMPRESS_H */