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kernel/linux-rt-4.4.41/arch/arm/mach-clps711x/include/mach/uncompress.h 1.53 KB
5113f6f70   김현기   kernel add
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  /*
   *  arch/arm/mach-clps711x/include/mach/uncompress.h
   *
   *  Copyright (C) 2000 Deep Blue Solutions Ltd
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
   * the Free Software Foundation; either version 2 of the License, or
   * (at your option) any later version.
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, write to the Free Software
   * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   */
  #include <mach/clps711x.h>
  
  #ifdef CONFIG_DEBUG_CLPS711X_UART2
  #define SYSFLGx	SYSFLG2
  #define UARTDRx	UARTDR2
  #else
  #define SYSFLGx	SYSFLG1
  #define UARTDRx	UARTDR1
  #endif
  
  #define phys_reg(x)	(*(volatile u32 *)(CLPS711X_PHYS_BASE + (x)))
  
  /*
   * The following code assumes the serial port has already been
   * initialized by the bootloader.  If you didn't setup a port in
   * your bootloader then nothing will appear (which might be desired).
   *
   * This does not append a newline
   */
  static inline void putc(int c)
  {
  	while (phys_reg(SYSFLGx) & SYSFLG_UTXFF)
  		barrier();
  	phys_reg(UARTDRx) = c;
  }
  
  static inline void flush(void)
  {
  	while (phys_reg(SYSFLGx) & SYSFLG_UBUSY)
  		barrier();
  }
  
  /*
   * nothing to do
   */
  #define arch_decomp_setup()