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-rw-r--r--arch/arm/mach-footbridge/include/mach/uncompress.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/arm/mach-footbridge/include/mach/uncompress.h b/arch/arm/mach-footbridge/include/mach/uncompress.h
new file mode 100644
index 000000000..28b577e29
--- /dev/null
+++ b/arch/arm/mach-footbridge/include/mach/uncompress.h
@@ -0,0 +1,34 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * arch/arm/mach-footbridge/include/mach/uncompress.h
+ *
+ * Copyright (C) 1996-1999 Russell King
+ */
+#include <asm/mach-types.h>
+
+/*
+ * Note! This could cause problems on the NetWinder
+ */
+#define DC21285_BASE ((volatile unsigned int *)0x42000160)
+#define SER0_BASE ((volatile unsigned char *)0x7c0003f8)
+
+static inline void putc(char c)
+{
+ if (machine_is_netwinder()) {
+ while ((SER0_BASE[5] & 0x60) != 0x60)
+ barrier();
+ SER0_BASE[0] = c;
+ } else {
+ while (DC21285_BASE[6] & 8);
+ DC21285_BASE[0] = c;
+ }
+}
+
+static inline void flush(void)
+{
+}
+
+/*
+ * nothing to do
+ */
+#define arch_decomp_setup()