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uncompress.h

/* arch/arm/mach-lh7a40x/include/mach/uncompress.h
 *
 *  Copyright (C) 2004 Coastal Environmental Systems
 *
 *  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.
 *
 */

#include <mach/registers.h>

#ifndef UART_R_DATA
# define UART_R_DATA    (0x00)
#endif
#ifndef UART_R_STATUS
# define UART_R_STATUS  (0x10)
#endif
#define nTxRdy          (0x20)      /* Not TxReady (literally Tx FIFO full) */

      /* Access UART with physical addresses before MMU is setup */
#define UART_STATUS (*(volatile unsigned long*) (UART2_PHYS + UART_R_STATUS))
#define UART_DATA   (*(volatile unsigned long*) (UART2_PHYS + UART_R_DATA))

static inline void putc(int ch)
{
      while (UART_STATUS & nTxRdy)
            barrier();
      UART_DATA = ch;
}

static inline void flush(void)
{
}

      /* NULL functions; we don't presently need them */
#define arch_decomp_setup()
#define arch_decomp_wdog()

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