| Greg Kroah-Hartman | f3e6f16 | 2007-10-12 14:07:23 -0700 | [diff] [blame] | 1 | #ifndef __x86_PCI_H |
| 2 | #define __x86_PCI_H |
| 3 | |
| 4 | #include <linux/mm.h> /* for struct page */ |
| 5 | #include <linux/types.h> |
| 6 | #include <linux/slab.h> |
| 7 | #include <linux/string.h> |
| 8 | #include <asm/scatterlist.h> |
| 9 | #include <asm/io.h> |
| 10 | |
| 11 | |
| 12 | #ifdef __KERNEL__ |
| 13 | |
| 14 | struct pci_sysdata { |
| 15 | int domain; /* PCI domain */ |
| 16 | int node; /* NUMA node */ |
| 17 | #ifdef CONFIG_X86_64 |
| 18 | void* iommu; /* IOMMU private data */ |
| 19 | #endif |
| 20 | }; |
| 21 | |
| 22 | /* scan a bus after allocating a pci_sysdata for it */ |
| 23 | extern struct pci_bus *pci_scan_bus_with_sysdata(int busno); |
| 24 | |
| 25 | static inline int pci_domain_nr(struct pci_bus *bus) |
| 26 | { |
| 27 | struct pci_sysdata *sd = bus->sysdata; |
| 28 | return sd->domain; |
| 29 | } |
| 30 | |
| 31 | static inline int pci_proc_domain(struct pci_bus *bus) |
| 32 | { |
| 33 | return pci_domain_nr(bus); |
| 34 | } |
| 35 | |
| 36 | |
| 37 | /* Can be used to override the logic in pci_scan_bus for skipping |
| 38 | already-configured bus numbers - to be used for buggy BIOSes |
| 39 | or architectures with incomplete PCI setup by the loader */ |
| 40 | |
| 41 | #ifdef CONFIG_PCI |
| 42 | extern unsigned int pcibios_assign_all_busses(void); |
| 43 | #else |
| 44 | #define pcibios_assign_all_busses() 0 |
| 45 | #endif |
| 46 | #define pcibios_scan_all_fns(a, b) 0 |
| 47 | |
| 48 | extern unsigned long pci_mem_start; |
| 49 | #define PCIBIOS_MIN_IO 0x1000 |
| 50 | #define PCIBIOS_MIN_MEM (pci_mem_start) |
| 51 | |
| 52 | #define PCIBIOS_MIN_CARDBUS_IO 0x4000 |
| 53 | |
| 54 | void pcibios_config_init(void); |
| 55 | struct pci_bus * pcibios_scan_root(int bus); |
| 56 | |
| 57 | void pcibios_set_master(struct pci_dev *dev); |
| 58 | void pcibios_penalize_isa_irq(int irq, int active); |
| 59 | struct irq_routing_table *pcibios_get_irq_routing_table(void); |
| 60 | int pcibios_set_irq_routing(struct pci_dev *dev, int pin, int irq); |
| 61 | |
| 62 | |
| 63 | #define HAVE_PCI_MMAP |
| 64 | extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, |
| 65 | enum pci_mmap_state mmap_state, int write_combine); |
| 66 | |
| 67 | |
| 68 | #ifdef CONFIG_PCI |
| 69 | static inline void pci_dma_burst_advice(struct pci_dev *pdev, |
| 70 | enum pci_dma_burst_strategy *strat, |
| 71 | unsigned long *strategy_parameter) |
| 72 | { |
| 73 | *strat = PCI_DMA_BURST_INFINITY; |
| 74 | *strategy_parameter = ~0UL; |
| 75 | } |
| 76 | #endif |
| 77 | |
| 78 | |
| 79 | #endif /* __KERNEL__ */ |
| 80 | |
| Thomas Gleixner | 96a388d | 2007-10-11 11:20:03 +0200 | [diff] [blame] | 81 | #ifdef CONFIG_X86_32 |
| 82 | # include "pci_32.h" |
| 83 | #else |
| 84 | # include "pci_64.h" |
| 85 | #endif |
| Greg Kroah-Hartman | f3e6f16 | 2007-10-12 14:07:23 -0700 | [diff] [blame] | 86 | |
| 87 | /* implement the pci_ DMA API in terms of the generic device dma_ one */ |
| 88 | #include <asm-generic/pci-dma-compat.h> |
| 89 | |
| 90 | /* generic pci stuff */ |
| 91 | #include <asm-generic/pci.h> |
| 92 | |
| 93 | |
| 94 | |
| 95 | #endif |