diff options
Diffstat (limited to 'include/asm-x86/pci_32.h')
-rw-r--r-- | include/asm-x86/pci_32.h | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/include/asm-x86/pci_32.h b/include/asm-x86/pci_32.h new file mode 100644 index 000000000000..4fcacc711385 --- /dev/null +++ b/include/asm-x86/pci_32.h | |||
@@ -0,0 +1,90 @@ | |||
1 | #ifndef __i386_PCI_H | ||
2 | #define __i386_PCI_H | ||
3 | |||
4 | |||
5 | #ifdef __KERNEL__ | ||
6 | |||
7 | struct pci_sysdata { | ||
8 | int node; /* NUMA node */ | ||
9 | }; | ||
10 | |||
11 | /* scan a bus after allocating a pci_sysdata for it */ | ||
12 | extern struct pci_bus *pci_scan_bus_with_sysdata(int busno); | ||
13 | |||
14 | #include <linux/mm.h> /* for struct page */ | ||
15 | |||
16 | /* Can be used to override the logic in pci_scan_bus for skipping | ||
17 | already-configured bus numbers - to be used for buggy BIOSes | ||
18 | or architectures with incomplete PCI setup by the loader */ | ||
19 | |||
20 | #ifdef CONFIG_PCI | ||
21 | extern unsigned int pcibios_assign_all_busses(void); | ||
22 | #else | ||
23 | #define pcibios_assign_all_busses() 0 | ||
24 | #endif | ||
25 | #define pcibios_scan_all_fns(a, b) 0 | ||
26 | |||
27 | extern unsigned long pci_mem_start; | ||
28 | #define PCIBIOS_MIN_IO 0x1000 | ||
29 | #define PCIBIOS_MIN_MEM (pci_mem_start) | ||
30 | |||
31 | #define PCIBIOS_MIN_CARDBUS_IO 0x4000 | ||
32 | |||
33 | void pcibios_config_init(void); | ||
34 | struct pci_bus * pcibios_scan_root(int bus); | ||
35 | |||
36 | void pcibios_set_master(struct pci_dev *dev); | ||
37 | void pcibios_penalize_isa_irq(int irq, int active); | ||
38 | struct irq_routing_table *pcibios_get_irq_routing_table(void); | ||
39 | int pcibios_set_irq_routing(struct pci_dev *dev, int pin, int irq); | ||
40 | |||
41 | /* Dynamic DMA mapping stuff. | ||
42 | * i386 has everything mapped statically. | ||
43 | */ | ||
44 | |||
45 | #include <linux/types.h> | ||
46 | #include <linux/slab.h> | ||
47 | #include <asm/scatterlist.h> | ||
48 | #include <linux/string.h> | ||
49 | #include <asm/io.h> | ||
50 | |||
51 | struct pci_dev; | ||
52 | |||
53 | /* The PCI address space does equal the physical memory | ||
54 | * address space. The networking and block device layers use | ||
55 | * this boolean for bounce buffer decisions. | ||
56 | */ | ||
57 | #define PCI_DMA_BUS_IS_PHYS (1) | ||
58 | |||
59 | /* pci_unmap_{page,single} is a nop so... */ | ||
60 | #define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) | ||
61 | #define DECLARE_PCI_UNMAP_LEN(LEN_NAME) | ||
62 | #define pci_unmap_addr(PTR, ADDR_NAME) (0) | ||
63 | #define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) do { } while (0) | ||
64 | #define pci_unmap_len(PTR, LEN_NAME) (0) | ||
65 | #define pci_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0) | ||
66 | |||
67 | #define HAVE_PCI_MMAP | ||
68 | extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, | ||
69 | enum pci_mmap_state mmap_state, int write_combine); | ||
70 | |||
71 | |||
72 | #ifdef CONFIG_PCI | ||
73 | static inline void pci_dma_burst_advice(struct pci_dev *pdev, | ||
74 | enum pci_dma_burst_strategy *strat, | ||
75 | unsigned long *strategy_parameter) | ||
76 | { | ||
77 | *strat = PCI_DMA_BURST_INFINITY; | ||
78 | *strategy_parameter = ~0UL; | ||
79 | } | ||
80 | #endif | ||
81 | |||
82 | #endif /* __KERNEL__ */ | ||
83 | |||
84 | /* implement the pci_ DMA API in terms of the generic device dma_ one */ | ||
85 | #include <asm-generic/pci-dma-compat.h> | ||
86 | |||
87 | /* generic pci stuff */ | ||
88 | #include <asm-generic/pci.h> | ||
89 | |||
90 | #endif /* __i386_PCI_H */ | ||