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  */
  30 static void putstr(const char *s)
  31 {
  32         while (*s) {
  33                 while (AMBA_UART_FR & (1 << 5))
  34                         barrier();
  35
  36                 AMBA_UART_DR = *s;
  37
  38                 if (*s == '\n') {
  39                         while (AMBA_UART_FR & (1 << 5))
  40                                 barrier();
  41
  42                         AMBA_UART_DR = '\r';
  43                 }
  44                 s++;
  45         }
  46         while (AMBA_UART_FR & (1 << 3))
  47                 barrier();
  48 }
  49
  50 /*
  51  * nothing to do
  52  */
  53 #define arch_decomp_setup()
  54 #define arch_decomp_wdog()