arch/arc/include/asm/pci.h

   1 /*
   2  * Copyright (C) 2015-2016 Synopsys, Inc. (www.synopsys.com)
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2 as
   6  * published by the Free Software Foundation.
   7  */
   8
   9 #ifndef _ASM_ARC_PCI_H
  10 #define _ASM_ARC_PCI_H
  11
  12 #ifdef __KERNEL__
  13 #include <linux/ioport.h>
  14
  15 #define PCIBIOS_MIN_IO 0x100
  16 #define PCIBIOS_MIN_MEM 0x100000
  17
  18 #define pcibios_assign_all_busses()     1
  19 /*
  20  * The PCI address space does equal the physical memory address space.
  21  * The networking and block device layers use this boolean for bounce
  22  * buffer decisions.
  23  */
  24 #define PCI_DMA_BUS_IS_PHYS     1
  25
  26 #endif /* __KERNEL__ */
  27
  28 #endif /* _ASM_ARC_PCI_H */