arch/cris/include/asm/pci.h

   1 #ifndef __ASM_CRIS_PCI_H
   2 #define __ASM_CRIS_PCI_H
   3
   4
   5 #ifdef __KERNEL__
   6 #include <linux/mm.h>           /* for struct page */
   7
   8 /* Can be used to override the logic in pci_scan_bus for skipping
   9    already-configured bus numbers - to be used for buggy BIOSes
  10    or architectures with incomplete PCI setup by the loader */
  11
  12 #define pcibios_assign_all_busses(void) 1
  13
  14 extern unsigned long pci_mem_start;
  15 #define PCIBIOS_MIN_IO          0x1000
  16 #define PCIBIOS_MIN_MEM         0x10000000
  17
  18 #define PCIBIOS_MIN_CARDBUS_IO  0x4000
  19
  20 void pcibios_config_init(void);
  21 struct pci_bus * pcibios_scan_root(int bus);
  22 int pcibios_assign_resources(void);
  23
  24 void pcibios_set_master(struct pci_dev *dev);
  25 void pcibios_penalize_isa_irq(int irq);
  26 struct irq_routing_table *pcibios_get_irq_routing_table(void);
  27 int pcibios_set_irq_routing(struct pci_dev *dev, int pin, int irq);
  28
  29 /* Dynamic DMA mapping stuff.
  30  * i386 has everything mapped statically.
  31  */
  32
  33 #include <linux/types.h>
  34 #include <linux/slab.h>
  35 #include <asm/scatterlist.h>
  36 #include <linux/string.h>
  37 #include <asm/io.h>
  38
  39 struct pci_dev;
  40
  41 /* The PCI address space does equal the physical memory
  42  * address space.  The networking and block device layers use
  43  * this boolean for bounce buffer decisions.
  44  */
  45 #define PCI_DMA_BUS_IS_PHYS     (1)
  46
  47 /* pci_unmap_{page,single} is a nop so... */
  48 #define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME)
  49 #define DECLARE_PCI_UNMAP_LEN(LEN_NAME)
  50 #define pci_unmap_addr(PTR, ADDR_NAME)          (0)
  51 #define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) do { } while (0)
  52 #define pci_unmap_len(PTR, LEN_NAME)            (0)
  53 #define pci_unmap_len_set(PTR, LEN_NAME, VAL)   do { } while (0)
  54
  55 #define HAVE_PCI_MMAP
  56 extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
  57                                enum pci_mmap_state mmap_state, int write_combine);
  58
  59
  60 #endif /* __KERNEL__ */
  61
  62 /* implement the pci_ DMA API in terms of the generic device dma_ one */
  63 #include <asm-generic/pci-dma-compat.h>
  64
  65 /* generic pci stuff */
  66 #include <asm-generic/pci.h>
  67
  68 #endif /* __ASM_CRIS_PCI_H */