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#ifndef _ASM_IA64_PCI_H
#define _ASM_IA64_PCI_H
#include <linux/slab.h>
#include <linux/string.h>
#include <linux/types.h>
#include <linux/spinlock.h>
#include <asm/io.h>
#include <asm/scatterlist.h>
/*
* Can be used to override the logic in pci_scan_bus for skipping already-configured bus
* numbers - to be used for buggy BIOSes or architectures with incomplete PCI setup by the
* loader.
*/
#define pcibios_assign_all_busses() 0
#define PCIBIOS_MIN_IO 0x1000
#define PCIBIOS_MIN_MEM 0x10000000
struct pci_dev;
static inline void
pcibios_set_master (struct pci_dev *dev)
{
/* No special bus mastering setup handling */
}
static inline void
pcibios_penalize_isa_irq (int irq)
{
/* We don't do dynamic PCI IRQ allocation */
}
/*
* Dynamic DMA mapping API. See Documentation/DMA-mapping.txt for details.
*/
#define pci_alloc_consistent platform_pci_alloc_consistent
#define pci_free_consistent platform_pci_free_consistent
#define pci_map_single platform_pci_map_single
#define pci_unmap_single platform_pci_unmap_single
#define pci_map_sg platform_pci_map_sg
#define pci_unmap_sg platform_pci_unmap_sg
#define pci_dma_sync_single platform_pci_dma_sync_single
#define pci_dma_sync_sg platform_pci_dma_sync_sg
#define sg_dma_address platform_pci_dma_address
/* pci_unmap_{single,page} is not a nop, thus... */
#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) \
dma_addr_t ADDR_NAME;
#define DECLARE_PCI_UNMAP_LEN(LEN_NAME) \
__u32 LEN_NAME;
#define pci_unmap_addr(PTR, ADDR_NAME) \
((PTR)->ADDR_NAME)
#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) \
(((PTR)->ADDR_NAME) = (VAL))
#define pci_unmap_len(PTR, LEN_NAME) \
((PTR)->LEN_NAME)
#define pci_unmap_len_set(PTR, LEN_NAME, VAL) \
(((PTR)->LEN_NAME) = (VAL))
/*
* Return whether the given PCI device DMA address mask can be supported properly. For
* example, if your device can only drive the low 24-bits during PCI bus mastering, then
* you would pass 0x00ffffff as the mask to this function.
*/
static inline int
pci_dma_supported (struct pci_dev *hwdev, u64 mask)
{
return 1;
}
#define pci_map_page(dev,pg,off,size,dir) \
pci_map_single((dev), page_address(pg) + (off), (size), (dir))
#define pci_unmap_page(dev,dma_addr,size,dir) \
pci_unmap_single((dev), (dma_addr), (size), (dir))
/* The ia64 platform always supports 64-bit addressing. */
#define pci_dac_dma_supported(pci_dev, mask) (1)
#define pci_dac_page_to_dma(dev,pg,off,dir) ((dma64_addr_t) page_to_bus(pg) + (off))
#define pci_dac_dma_to_page(dev,dma_addr) (virt_to_page(bus_to_virt(dma_addr)))
#define pci_dac_dma_to_offset(dev,dma_addr) ((dma_addr) & ~PAGE_MASK)
#define pci_dac_dma_sync_single(dev,dma_addr,len,dir) do { /* nothing */ } while (0)
/* Return the index of the PCI controller for device PDEV. */
#define pci_controller_num(PDEV) (0)
#define sg_dma_len(sg) ((sg)->length)
#define HAVE_PCI_MMAP
extern int pci_mmap_page_range (struct pci_dev *dev, struct vm_area_struct *vma,
enum pci_mmap_state mmap_state, int write_combine);
#endif /* _ASM_IA64_PCI_H */
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