arch/cris/include/asm/pci.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __ASM_CRIS_PCI_H
   3 #define __ASM_CRIS_PCI_H
   4
   5
   6 #ifdef __KERNEL__
   7 #include <linux/mm.h>           /* for struct page */
   8
   9 /* Can be used to override the logic in pci_scan_bus for skipping
  10    already-configured bus numbers - to be used for buggy BIOSes
  11    or architectures with incomplete PCI setup by the loader */
  12
  13 #define pcibios_assign_all_busses(void) 1
  14
  15 #define PCIBIOS_MIN_IO          0x1000
  16 #define PCIBIOS_MIN_MEM         0x10000000
  17
  18 #define PCIBIOS_MIN_CARDBUS_IO  0x4000
  19
  20 /* Dynamic DMA mapping stuff.
  21  * i386 has everything mapped statically.
  22  */
  23
  24 #include <linux/types.h>
  25 #include <linux/slab.h>
  26 #include <linux/scatterlist.h>
  27 #include <linux/string.h>
  28 #include <asm/io.h>
  29
  30 /* The PCI address space does equal the physical memory
  31  * address space.  The networking and block device layers use
  32  * this boolean for bounce buffer decisions.
  33  */
  34 #define PCI_DMA_BUS_IS_PHYS     (1)
  35
  36 #define HAVE_PCI_MMAP
  37 #define ARCH_GENERIC_PCI_MMAP_RESOURCE
  38
  39 #endif /* __KERNEL__ */
  40
  41 /* generic pci stuff */
  42 #include <asm-generic/pci.h>
  43
  44 #endif /* __ASM_CRIS_PCI_H */