Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / arm / mach-gemini / include / mach / uncompress.h

diff --git a/kernel/arch/arm/mach-gemini/include/mach/uncompress.h b/kernel/arch/arm/mach-gemini/include/mach/uncompress.h
new file mode 100644 (file)
index 0000000..02e2256
--- /dev/null
+++ b/kernel/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 * const 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;
+}
+
+static inline void flush(void)
+{
+}
+
+/*
+ * nothing to do
+ */
+#define arch_decomp_setup()
+
+#endif /* __MACH_UNCOMPRESS_H */