patch-2.4.20 linux-2.4.20/include/asm-ia64/pci.h
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- Lines: 65
- Date:
Thu Nov 28 15:53:15 2002
- Orig file:
linux-2.4.19/include/asm-ia64/pci.h
- Orig date:
Fri Aug 2 17:39:45 2002
diff -urN linux-2.4.19/include/asm-ia64/pci.h linux-2.4.20/include/asm-ia64/pci.h
@@ -19,6 +19,11 @@
#define PCIBIOS_MIN_IO 0x1000
#define PCIBIOS_MIN_MEM 0x10000000
+void pcibios_config_init(void);
+struct pci_bus *pcibios_scan_root(void *acpi_handle, int segment, 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;
static inline void
@@ -45,6 +50,7 @@
#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;
@@ -54,17 +60,6 @@
#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) \
@@ -73,7 +68,7 @@
/* 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_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)
@@ -87,4 +82,17 @@
extern int pci_mmap_page_range (struct pci_dev *dev, struct vm_area_struct *vma,
enum pci_mmap_state mmap_state, int write_combine);
+struct pci_controller {
+ void *acpi_handle;
+ void *iommu;
+ int segment;
+
+ u64 mem_offset;
+
+ void *platform_data;
+};
+
+#define PCI_CONTROLLER(dev) ((struct pci_controller *) dev->sysdata)
+#define PCI_SEGMENT(dev) (PCI_CONTROLLER(dev)->segment)
+
#endif /* _ASM_IA64_PCI_H */
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