include/asm-arm/arch-ixp2000/uncompress.h

   1 /*
   2  * linux/include/asm-arm/arch-ixp2000/uncompress.h
   3  *
   4  *
   5  * Original Author: Naeem Afzal <naeem.m.afzal@intel.com>
   6  * Maintainer: Deepak Saxena <dsaxena@plexity.net>
   7  *
   8  * Copyright 2002 Intel Corp.
   9  *
  10  *  This program is free software; you can redistribute  it and/or modify it
  11  *  under  the terms of  the GNU General  Public License as published by the
  12  *  Free Software Foundation;  either version 2 of the  License, or (at your
  13  *  option) any later version.
  14  *
  15  */
  16
  17 #include <linux/serial_reg.h>
  18
  19 #define UART_BASE       0xc0030000
  20
  21 #define PHYS(x)          ((volatile unsigned long *)(UART_BASE + x))
  22
  23 #define UARTDR          PHYS(0x00)      /* Transmit reg dlab=0 */
  24 #define UARTDLL         PHYS(0x00)      /* Divisor Latch reg dlab=1*/
  25 #define UARTDLM         PHYS(0x04)      /* Divisor Latch reg dlab=1*/
  26 #define UARTIER         PHYS(0x04)      /* Interrupt enable reg */
  27 #define UARTFCR         PHYS(0x08)      /* FIFO control reg dlab =0*/
  28 #define UARTLCR         PHYS(0x0c)      /* Control reg */
  29 #define UARTSR          PHYS(0x14)      /* Status reg */
  30
  31
  32 static __inline__ void putc(char c)
  33 {
  34         int j = 0x1000;
  35
  36         while (--j && !(*UARTSR & UART_LSR_THRE));
  37         *UARTDR = c;
  38 }
  39
  40 static void putstr(const char *s)
  41 {
  42         while (*s)
  43         {
  44                 putc(*s);
  45                 if (*s == '\n')
  46                         putc('\r');
  47                 s++;
  48         }
  49 }
  50
  51 #define arch_decomp_setup()
  52 #define arch_decomp_wdog()