This commit was manufactured by cvs2svn to create branch 'vserver'.

[linux-2.6.git] / include / asm-arm / arch-ixp4xx / uncompress.h

diff --git a/include/asm-arm/arch-ixp4xx/uncompress.h b/include/asm-arm/arch-ixp4xx/uncompress.h
new file mode 100644 (file)
index 0000000..29692ec
--- /dev/null
+++ b/include/asm-arm/arch-ixp4xx/uncompress.h
@@ -0,0 +1,64 @@
+/*
+ * include/asm-arm/arch-ixp4xx/uncompress.h 
+ *
+ * Copyright (C) 2002 Intel Corporation.
+ * Copyright (C) 2003-2004 MontaVista Software, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#ifndef _ARCH_UNCOMPRESS_H_
+#define _ARCH_UNCOMPRESS_H_
+
+#include <asm/hardware.h>
+#include <asm/mach-types.h>
+#include <linux/serial_reg.h>
+
+#define TX_DONE (UART_LSR_TEMT|UART_LSR_THRE)
+
+static volatile u32* uart_base;
+
+static __inline__ void putc(char c)
+{
+       /* Check THRE and TEMT bits before we transmit the character.
+        */
+       while ((uart_base[UART_LSR] & TX_DONE) != TX_DONE); 
+       *uart_base = c;
+}
+
+/*
+ * This does not append a newline
+ */
+static void puts(const char *s)
+{
+       while (*s)
+       {
+               putc(*s);
+               if (*s == '\n')
+                       putc('\r');
+               s++;
+       }
+}
+
+static __inline__ void __arch_decomp_setup(unsigned long arch_id)
+{
+       /*
+        * Coyote only has UART2 connected
+        */
+       if (machine_is_adi_coyote())
+               uart_base = (volatile u32*) IXP4XX_UART2_BASE_PHYS;
+       else
+               uart_base = (volatile u32*) IXP4XX_UART1_BASE_PHYS;
+}
+
+/*
+ * arch_id is a variable in decompress_kernel()
+ */
+#define arch_decomp_setup()    __arch_decomp_setup(arch_id)
+
+#define arch_decomp_wdog()
+
+#endif