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kernel/linux-rt-4.4.41/arch/cris/include/arch-v32/mach-fs/mach/arbiter.h 607 Bytes
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  #ifndef _ASM_CRIS_ARCH_ARBITER_H
  #define _ASM_CRIS_ARCH_ARBITER_H
  
  #define EXT_REGION 0
  #define INT_REGION 1
  
  typedef void (watch_callback)(void);
  
  enum {
  	arbiter_all_dmas = 0x3ff,
  	arbiter_cpu = 0xc00,
  	arbiter_all_clients = 0x3fff
  };
  
  enum {
  	arbiter_all_read = 0x55,
  	arbiter_all_write = 0xaa,
  	arbiter_all_accesses = 0xff
  };
  
  int crisv32_arbiter_allocate_bandwidth(int client, int region,
  		unsigned long bandwidth);
  int crisv32_arbiter_watch(unsigned long start, unsigned long size,
  		unsigned long clients, unsigned long accesses,
  		watch_callback * cb);
  int crisv32_arbiter_unwatch(int id);
  
  #endif