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kernel/linux-rt-4.4.41/arch/mips/include/asm/sibyte/sb1250.h 1.83 KB
5113f6f70   김현기   kernel add
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  /*
   * Copyright (C) 2000, 2001, 2002, 2003 Broadcom Corporation
   *
   * 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.
   */
  
  #ifndef _ASM_SIBYTE_SB1250_H
  #define _ASM_SIBYTE_SB1250_H
  
  /*
   * yymmddpp: year, month, day, patch.
   * should sync with Makefile EXTRAVERSION
   */
  #define SIBYTE_RELEASE 0x02111403
  
  #define SB1250_NR_IRQS 64
  
  #define BCM1480_NR_IRQS			128
  #define BCM1480_NR_IRQS_HALF		64
  
  #define SB1250_DUART_MINOR_BASE		64
  
  #ifndef __ASSEMBLY__
  
  #include <asm/addrspace.h>
  
  /* For revision/pass information */
  #include <asm/sibyte/sb1250_scd.h>
  #include <asm/sibyte/bcm1480_scd.h>
  extern unsigned int sb1_pass;
  extern unsigned int soc_pass;
  extern unsigned int soc_type;
  extern unsigned int periph_rev;
  extern unsigned int zbbus_mhz;
  
  extern void sb1250_time_init(void);
  extern void sb1250_mask_irq(int cpu, int irq);
  extern void sb1250_unmask_irq(int cpu, int irq);
  
  extern void bcm1480_time_init(void);
  extern void bcm1480_mask_irq(int cpu, int irq);
  extern void bcm1480_unmask_irq(int cpu, int irq);
  
  #define AT_spin \
  	__asm__ __volatile__ (		\
  		".set noat
  "		\
  		"li $at, 0
  "		\
  		"1: beqz $at, 1b
  "	\
  		".set at
  "		\
  		)
  
  #endif
  
  #define IOADDR(a) ((void __iomem *)(IO_BASE + (a)))
  
  #endif