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Diffstat (limited to 'arch/arm/mach-l7200/include/mach/uncompress.h')
-rw-r--r--arch/arm/mach-l7200/include/mach/uncompress.h39
1 files changed, 39 insertions, 0 deletions
diff --git a/arch/arm/mach-l7200/include/mach/uncompress.h b/arch/arm/mach-l7200/include/mach/uncompress.h
new file mode 100644
index 00000000000..591c962bb31
--- /dev/null
+++ b/arch/arm/mach-l7200/include/mach/uncompress.h
@@ -0,0 +1,39 @@
+/*
+ * arch/arm/mach-l7200/include/mach/uncompress.h
+ *
+ * Copyright (C) 2000 Steve Hill (sjhill@cotw.com)
+ *
+ * Changelog:
+ * 05-01-2000 SJH Created
+ * 05-13-2000 SJH Filled in function bodies
+ * 07-26-2000 SJH Removed hard coded baud rate
+ */
+
+#include <mach/hardware.h>
+
+#define IO_UART IO_START + 0x00044000
+
+#define __raw_writeb(v,p) (*(volatile unsigned char *)(p) = (v))
+#define __raw_readb(p) (*(volatile unsigned char *)(p))
+
+static inline void putc(int c)
+{
+ while(__raw_readb(IO_UART + 0x18) & 0x20 ||
+ __raw_readb(IO_UART + 0x18) & 0x08)
+ barrier();
+
+ __raw_writeb(c, IO_UART + 0x00);
+}
+
+static inline void flush(void)
+{
+}
+
+static __inline__ void arch_decomp_setup(void)
+{
+ __raw_writeb(0x00, IO_UART + 0x08); /* Set HSB */
+ __raw_writeb(0x00, IO_UART + 0x20); /* Disable IRQs */
+ __raw_writeb(0x01, IO_UART + 0x14); /* Enable UART */
+}
+
+#define arch_decomp_wdog()