Added new subarch, platform, cpu, driver variants for configuration testing.

New files are an exact copy of pb926 files, but will help in testing different
configurations and compilations.

include/l4/platform/eb/uart.h

@@ -0,0 +1,20 @@
+/*
+ * Platform specific ties to generic uart functions that putc expects.
+ *
+ * Copyright (C) 2007 Bahadir Balban
+ *
+ */
+
+#ifndef __PLATFORM_PB926_UART_H__
+#define __PLATFORM_PB926_UART_H__
+
+#include INC_PLAT(offsets.h)
+#include INC_GLUE(memlayout.h)
+
+#define PLATFORM_CONSOLE_BASE			PB926_UART0_VBASE
+#include <l4/drivers/uart/pl011/pl011_uart.h>
+
+void uart_init(void);
+void uart_putc(char c);
+
+#endif /* __PLATFORM_PB926_UART_H__ */