aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/mach-h720x/include/mach/uncompress.h
diff options
context:
space:
mode:
authorJames Morris <jmorris@namei.org>2008-08-28 10:47:34 +1000
committerJames Morris <jmorris@namei.org>2008-08-28 10:47:34 +1000
commit86d688984deefa3ae5a802880c11f2b408b5d6cf (patch)
tree7ea5e8189b0a774626d3ed7c3c87df2495a4c4a0 /arch/arm/mach-h720x/include/mach/uncompress.h
parent93c06cbbf9fea5d5be1778febb7fa9ab1a74e5f5 (diff)
parent4c246edd2550304df5b766cc841584b2bb058843 (diff)
Merge branch 'master' into next
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 00000000000..d6623234f61
--- /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