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-rw-r--r--include/asm-alpha/pci.h276
1 files changed, 0 insertions, 276 deletions
diff --git a/include/asm-alpha/pci.h b/include/asm-alpha/pci.h
deleted file mode 100644
index d31fd49ff79..00000000000
--- a/include/asm-alpha/pci.h
+++ /dev/null
@@ -1,276 +0,0 @@
-#ifndef __ALPHA_PCI_H
-#define __ALPHA_PCI_H
-
-#ifdef __KERNEL__
-
-#include <linux/spinlock.h>
-#include <linux/dma-mapping.h>
-#include <asm/scatterlist.h>
-#include <asm/machvec.h>
-
-/*
- * The following structure is used to manage multiple PCI busses.
- */
-
-struct pci_dev;
-struct pci_bus;
-struct resource;
-struct pci_iommu_arena;
-struct page;
-
-/* A controller. Used to manage multiple PCI busses. */
-
-struct pci_controller {
- struct pci_controller *next;
- struct pci_bus *bus;
- struct resource *io_space;
- struct resource *mem_space;
-
- /* The following are for reporting to userland. The invariant is
- that if we report a BWX-capable dense memory, we do not report
- a sparse memory at all, even if it exists. */
- unsigned long sparse_mem_base;
- unsigned long dense_mem_base;
- unsigned long sparse_io_base;
- unsigned long dense_io_base;
-
- /* This one's for the kernel only. It's in KSEG somewhere. */
- unsigned long config_space_base;
-
- unsigned int index;
- /* For compatibility with current (as of July 2003) pciutils
- and XFree86. Eventually will be removed. */
- unsigned int need_domain_info;
-
- struct pci_iommu_arena *sg_pci;
- struct pci_iommu_arena *sg_isa;
-
- void *sysdata;
-};
-
-/* Override the logic in pci_scan_bus for skipping already-configured
- bus numbers. */
-
-#define pcibios_assign_all_busses() 1
-#define pcibios_scan_all_fns(a, b) 0
-
-#define PCIBIOS_MIN_IO alpha_mv.min_io_address
-#define PCIBIOS_MIN_MEM alpha_mv.min_mem_address
-
-extern void pcibios_set_master(struct pci_dev *dev);
-
-extern inline void pcibios_penalize_isa_irq(int irq, int active)
-{
- /* We don't do dynamic PCI IRQ allocation */
-}
-
-/* IOMMU controls. */
-
-/* The PCI address space does not 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 0
-
-/* Allocate and map kernel buffer using consistent mode DMA for PCI
- device. Returns non-NULL cpu-view pointer to the buffer if
- successful and sets *DMA_ADDRP to the pci side dma address as well,
- else DMA_ADDRP is undefined. */
-
-extern void *__pci_alloc_consistent(struct pci_dev *, size_t,
- dma_addr_t *, gfp_t);
-static inline void *
-pci_alloc_consistent(struct pci_dev *dev, size_t size, dma_addr_t *dma)
-{
- return __pci_alloc_consistent(dev, size, dma, GFP_ATOMIC);
-}
-
-/* Free and unmap a consistent DMA buffer. CPU_ADDR and DMA_ADDR must
- be values that were returned from pci_alloc_consistent. SIZE must
- be the same as what as passed into pci_alloc_consistent.
- References to the memory and mappings associated with CPU_ADDR or
- DMA_ADDR past this call are illegal. */
-
-extern void pci_free_consistent(struct pci_dev *, size_t, void *, dma_addr_t);
-
-/* Map a single buffer of the indicate size for PCI DMA in streaming mode.
- The 32-bit PCI bus mastering address to use is returned. Once the device
- is given the dma address, the device owns this memory until either
- pci_unmap_single or pci_dma_sync_single_for_cpu is performed. */
-
-extern dma_addr_t pci_map_single(struct pci_dev *, void *, size_t, int);
-
-/* Likewise, but for a page instead of an address. */
-extern dma_addr_t pci_map_page(struct pci_dev *, struct page *,
- unsigned long, size_t, int);
-
-/* Test for pci_map_single or pci_map_page having generated an error. */
-
-static inline int
-pci_dma_mapping_error(dma_addr_t dma_addr)
-{
- return dma_addr == 0;
-}
-
-/* Unmap a single streaming mode DMA translation. The DMA_ADDR and
- SIZE must match what was provided for in a previous pci_map_single
- call. All other usages are undefined. After this call, reads by
- the cpu to the buffer are guaranteed to see whatever the device
- wrote there. */
-
-extern void pci_unmap_single(struct pci_dev *, dma_addr_t, size_t, int);
-extern void pci_unmap_page(struct pci_dev *, dma_addr_t, size_t, int);
-
-/* 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))
-
-/* Map a set of buffers described by scatterlist in streaming mode for
- PCI DMA. This is the scatter-gather version of the above
- pci_map_single interface. Here the scatter gather list elements
- are each tagged with the appropriate PCI dma address and length.
- They are obtained via sg_dma_{address,length}(SG).
-
- NOTE: An implementation may be able to use a smaller number of DMA
- address/length pairs than there are SG table elements. (for
- example via virtual mapping capabilities) The routine returns the
- number of addr/length pairs actually used, at most nents.
-
- Device ownership issues as mentioned above for pci_map_single are
- the same here. */
-
-extern int pci_map_sg(struct pci_dev *, struct scatterlist *, int, int);
-
-/* Unmap a set of streaming mode DMA translations. Again, cpu read
- rules concerning calls here are the same as for pci_unmap_single()
- above. */
-
-extern void pci_unmap_sg(struct pci_dev *, struct scatterlist *, int, int);
-
-/* Make physical memory consistent for a single streaming mode DMA
- translation after a transfer and device currently has ownership
- of the buffer.
-
- If you perform a pci_map_single() but wish to interrogate the
- buffer using the cpu, yet do not wish to teardown the PCI dma
- mapping, you must call this function before doing so. At the next
- point you give the PCI dma address back to the card, you must first
- perform a pci_dma_sync_for_device, and then the device again owns
- the buffer. */
-
-static inline void
-pci_dma_sync_single_for_cpu(struct pci_dev *dev, dma_addr_t dma_addr,
- long size, int direction)
-{
- /* Nothing to do. */
-}
-
-static inline void
-pci_dma_sync_single_for_device(struct pci_dev *dev, dma_addr_t dma_addr,
- size_t size, int direction)
-{
- /* Nothing to do. */
-}
-
-/* Make physical memory consistent for a set of streaming mode DMA
- translations after a transfer. The same as pci_dma_sync_single_*
- but for a scatter-gather list, same rules and usage. */
-
-static inline void
-pci_dma_sync_sg_for_cpu(struct pci_dev *dev, struct scatterlist *sg,
- int nents, int direction)
-{
- /* Nothing to do. */
-}
-
-static inline void
-pci_dma_sync_sg_for_device(struct pci_dev *dev, struct scatterlist *sg,
- int nents, int direction)
-{
- /* Nothing to do. */
-}
-
-/* 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. */
-
-extern int pci_dma_supported(struct pci_dev *hwdev, u64 mask);
-
-#ifdef CONFIG_PCI
-static inline void pci_dma_burst_advice(struct pci_dev *pdev,
- enum pci_dma_burst_strategy *strat,
- unsigned long *strategy_parameter)
-{
- unsigned long cacheline_size;
- u8 byte;
-
- pci_read_config_byte(pdev, PCI_CACHE_LINE_SIZE, &byte);
- if (byte == 0)
- cacheline_size = 1024;
- else
- cacheline_size = (int) byte * 4;
-
- *strat = PCI_DMA_BURST_BOUNDARY;
- *strategy_parameter = cacheline_size;
-}
-#endif
-
-/* TODO: integrate with include/asm-generic/pci.h ? */
-static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
-{
- return channel ? 15 : 14;
-}
-
-extern void pcibios_resource_to_bus(struct pci_dev *, struct pci_bus_region *,
- struct resource *);
-
-extern void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
- struct pci_bus_region *region);
-
-static inline struct resource *
-pcibios_select_root(struct pci_dev *pdev, struct resource *res)
-{
- struct resource *root = NULL;
-
- if (res->flags & IORESOURCE_IO)
- root = &ioport_resource;
- if (res->flags & IORESOURCE_MEM)
- root = &iomem_resource;
-
- return root;
-}
-
-#define pci_domain_nr(bus) ((struct pci_controller *)(bus)->sysdata)->index
-
-static inline int pci_proc_domain(struct pci_bus *bus)
-{
- struct pci_controller *hose = bus->sysdata;
- return hose->need_domain_info;
-}
-
-struct pci_dev *alpha_gendev_to_pci(struct device *dev);
-
-#endif /* __KERNEL__ */
-
-/* Values for the `which' argument to sys_pciconfig_iobase. */
-#define IOBASE_HOSE 0
-#define IOBASE_SPARSE_MEM 1
-#define IOBASE_DENSE_MEM 2
-#define IOBASE_SPARSE_IO 3
-#define IOBASE_DENSE_IO 4
-#define IOBASE_ROOT_BUS 5
-#define IOBASE_FROM_HOSE 0x10000
-
-extern struct pci_dev *isa_bridge;
-
-#endif /* __ALPHA_PCI_H */