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f3e6f164 GKH |
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 | ||
96a388de TG |
81 | #ifdef CONFIG_X86_32 |
82 | # include "pci_32.h" | |
83 | #else | |
84 | # include "pci_64.h" | |
f3e6f164 GKH |
85 | #endif |
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 | ||
96a388de | 95 | #endif |