| #ifndef _ASM_IA64_PCI_H |
| #define _ASM_IA64_PCI_H |
| |
| #include <linux/mm.h> |
| #include <linux/slab.h> |
| #include <linux/spinlock.h> |
| #include <linux/string.h> |
| #include <linux/types.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 |
| |
| void pcibios_config_init(void); |
| struct pci_bus * pcibios_scan_root(int seg, int bus); |
| extern int (*pci_config_read)(int seg, int bus, int dev, int fn, int reg, int len, u32 *value); |
| extern int (*pci_config_write)(int seg, int bus, int dev, int fn, int reg, int len, u32 value); |
| |
| struct pci_dev; |
| |
| /* |
| * The PCI address space does equal the physical memory address space. |
| * The networking and block device layers use this boolean for bounce |
| * buffer decisions. |
| */ |
| #define PCI_DMA_BUS_IS_PHYS (1) |
| |
| 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 |
| #define pci_dma_supported platform_pci_dma_supported |
| |
| /* 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)) |
| |
| #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) ((dma_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 */ |