LXR linux/include/asm-arm/arch-realview/uncompress.h

   1/*
   2 *  linux/include/asm-arm/arch-realview/uncompress.h
   3 *
   4 *  Copyright (C) 2003 ARM Limited
   5 *
   6 * This program is free software; you can redistribute it and/or modify
   7 * it under the terms of the GNU General Public License as published by
   8 * the Free Software Foundation; either version 2 of the License, or
   9 * (at your option) any later version.
  10 *
  11 * This program is distributed in the hope that it will be useful,
  12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 * GNU General Public License for more details.
  15 *
  16 * You should have received a copy of the GNU General Public License
  17 * along with this program; if not, write to the Free Software
  18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19 */
  20#include <asm/hardware.h>
  21
  22#define AMBA_UART_DR    (*(volatile unsigned char *) (REALVIEW_UART0_BASE + 0x00))
  23#define AMBA_UART_LCRH  (*(volatile unsigned char *) (REALVIEW_UART0_BASE + 0x2c))
  24#define AMBA_UART_CR    (*(volatile unsigned char *) (REALVIEW_UART0_BASE + 0x30))
  25#define AMBA_UART_FR    (*(volatile unsigned char *) (REALVIEW_UART0_BASE + 0x18))
  26
  27/*
  28 * This does not append a newline
  29 */
  30static inline void putc(int c)
  31{
  32        while (AMBA_UART_FR & (1 << 5))
  33                barrier();
  34
  35        AMBA_UART_DR = c;
  36}
  37
  38static inline void flush(void)
  39{
  40        while (AMBA_UART_FR & (1 << 3))
  41                barrier();
  42}
  43
  44/*
  45 * nothing to do
  46 */
  47#define arch_decomp_setup()
  48#define arch_decomp_wdog()
  49