pci-common.c (e856359685143a2f65876e7db4e4aa0ef5dce7f0) pci-common.c (1fd0f52583a85b21a394201b007bc1ee104b235d)
1/*
2 * Contains common pci routines for ALL ppc platform
3 * (based on pci_32.c and pci_64.c)
4 *
5 * Port for PPC64 David Engebretsen, IBM Corp.
6 * Contains common pci routines for ppc64 platform, pSeries and iSeries brands.
7 *
8 * Copyright (C) 2003 Anton Blanchard <anton@au.ibm.com>, IBM

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48static DEFINE_SPINLOCK(hose_spinlock);
49
50/* XXX kill that some day ... */
51static int global_phb_number; /* Global phb counter */
52
53/* ISA Memory physical address */
54resource_size_t isa_mem_base;
55
1/*
2 * Contains common pci routines for ALL ppc platform
3 * (based on pci_32.c and pci_64.c)
4 *
5 * Port for PPC64 David Engebretsen, IBM Corp.
6 * Contains common pci routines for ppc64 platform, pSeries and iSeries brands.
7 *
8 * Copyright (C) 2003 Anton Blanchard <anton@au.ibm.com>, IBM

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48static DEFINE_SPINLOCK(hose_spinlock);
49
50/* XXX kill that some day ... */
51static int global_phb_number; /* Global phb counter */
52
53/* ISA Memory physical address */
54resource_size_t isa_mem_base;
55
56/* Default PCI flags is 0 */
57unsigned int ppc_pci_flags;
56/* Default PCI flags is 0 on ppc32, modified at boot on ppc64 */
57unsigned int ppc_pci_flags = 0;
58
58
59
59static struct dma_mapping_ops *pci_dma_ops;
60
61void set_pci_dma_ops(struct dma_mapping_ops *dma_ops)
62{
63 pci_dma_ops = dma_ops;
64}
65
66struct dma_mapping_ops *get_pci_dma_ops(void)

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848 hose->mem_resources[--memno].flags = 0;
849 }
850}
851
852/* Decide whether to display the domain number in /proc */
853int pci_proc_domain(struct pci_bus *bus)
854{
855 struct pci_controller *hose = pci_bus_to_host(bus);
60static struct dma_mapping_ops *pci_dma_ops;
61
62void set_pci_dma_ops(struct dma_mapping_ops *dma_ops)
63{
64 pci_dma_ops = dma_ops;
65}
66
67struct dma_mapping_ops *get_pci_dma_ops(void)

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849 hose->mem_resources[--memno].flags = 0;
850 }
851}
852
853/* Decide whether to display the domain number in /proc */
854int pci_proc_domain(struct pci_bus *bus)
855{
856 struct pci_controller *hose = pci_bus_to_host(bus);
856#ifdef CONFIG_PPC64
857 return hose->buid != 0;
858#else
857
859 if (!(ppc_pci_flags & PPC_PCI_ENABLE_PROC_DOMAINS))
860 return 0;
861 if (ppc_pci_flags & PPC_PCI_COMPAT_DOMAIN_0)
862 return hose->global_number != 0;
863 return 1;
858 if (!(ppc_pci_flags & PPC_PCI_ENABLE_PROC_DOMAINS))
859 return 0;
860 if (ppc_pci_flags & PPC_PCI_COMPAT_DOMAIN_0)
861 return hose->global_number != 0;
862 return 1;
864#endif
865}
866
867void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
868 struct resource *res)
869{
870 resource_size_t offset = 0, mask = (resource_size_t)-1;
871 struct pci_controller *hose = pci_bus_to_host(dev->bus);
872

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864
865void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
866 struct resource *res)
867{
868 resource_size_t offset = 0, mask = (resource_size_t)-1;
869 struct pci_controller *hose = pci_bus_to_host(dev->bus);
870

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