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Diffstat (limited to 'arch/arm/mach-h720x/include/mach/uncompress.h')
-rw-r--r--arch/arm/mach-h720x/include/mach/uncompress.h37
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/arm/mach-h720x/include/mach/uncompress.h b/arch/arm/mach-h720x/include/mach/uncompress.h
new file mode 100644
index 000000000000..d6623234f61e
--- /dev/null
+++ b/arch/arm/mach-h720x/include/mach/uncompress.h
@@ -0,0 +1,37 @@
+/*
+ * arch/arm/mach-h720x/include/mach/uncompress.h
+ *
+ * Copyright (C) 2001-2002 Jungjun Kim
+ */
+
+#ifndef __ASM_ARCH_UNCOMPRESS_H
+#define __ASM_ARCH_UNCOMPRESS_H
+
+#include <mach/hardware.h>
+
+#define LSR 0x14
+#define TEMPTY 0x40
+
+static inline void putc(int c)
+{
+ volatile unsigned char *p = (volatile unsigned char *)(IO_PHYS+0x20000);
+
+ /* wait until transmit buffer is empty */
+ while((p[LSR] & TEMPTY) == 0x0)
+ barrier();
+
+ /* write next character */
+ *p = c;
+}
+
+static inline void flush(void)
+{
+}
+
+/*
+ * nothing to do
+ */
+#define arch_decomp_setup()
+#define arch_decomp_wdog()
+
+#endif