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f5e706ad SR |
1 | #ifndef __SPARC_PCI_H |
2 | #define __SPARC_PCI_H | |
3 | ||
4 | #ifdef __KERNEL__ | |
5 | ||
9dc69230 DM |
6 | #include <linux/dma-mapping.h> |
7 | ||
f5e706ad SR |
8 | /* Can be used to override the logic in pci_scan_bus for skipping |
9 | * already-configured bus numbers - to be used for buggy BIOSes | |
10 | * or architectures with incomplete PCI setup by the loader. | |
11 | */ | |
12 | #define pcibios_assign_all_busses() 0 | |
f5e706ad SR |
13 | |
14 | #define PCIBIOS_MIN_IO 0UL | |
15 | #define PCIBIOS_MIN_MEM 0UL | |
16 | ||
17 | #define PCI_IRQ_NONE 0xffffffff | |
18 | ||
19 | static inline void pcibios_set_master(struct pci_dev *dev) | |
20 | { | |
21 | /* No special bus mastering setup handling */ | |
22 | } | |
23 | ||
24 | static inline void pcibios_penalize_isa_irq(int irq, int active) | |
25 | { | |
26 | /* We don't do dynamic PCI IRQ allocation */ | |
27 | } | |
28 | ||
29 | /* Dynamic DMA mapping stuff. | |
30 | */ | |
31 | #define PCI_DMA_BUS_IS_PHYS (0) | |
32 | ||
f5e706ad SR |
33 | struct pci_dev; |
34 | ||
f5e706ad SR |
35 | #ifdef CONFIG_PCI |
36 | static inline void pci_dma_burst_advice(struct pci_dev *pdev, | |
37 | enum pci_dma_burst_strategy *strat, | |
38 | unsigned long *strategy_parameter) | |
39 | { | |
40 | *strat = PCI_DMA_BURST_INFINITY; | |
41 | *strategy_parameter = ~0UL; | |
42 | } | |
43 | #endif | |
44 | ||
f5e706ad SR |
45 | struct device_node; |
46 | extern struct device_node *pci_device_to_OF_node(struct pci_dev *pdev); | |
47 | ||
48 | #endif /* __KERNEL__ */ | |
49 | ||
26893c13 | 50 | #ifndef CONFIG_LEON_PCI |
f5e706ad SR |
51 | /* generic pci stuff */ |
52 | #include <asm-generic/pci.h> | |
26893c13 DH |
53 | #else |
54 | /* | |
55 | * On LEON PCI Memory space is mapped 1:1 with physical address space. | |
56 | * | |
57 | * I/O space is located at low 64Kbytes in PCI I/O space. The I/O addresses | |
58 | * are converted into CPU addresses to virtual addresses that are mapped with | |
59 | * MMU to the PCI Host PCI I/O space window which are translated to the low | |
60 | * 64Kbytes by the Host controller. | |
61 | */ | |
62 | ||
63 | extern void | |
64 | pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, | |
65 | struct resource *res); | |
66 | ||
67 | extern void | |
68 | pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, | |
69 | struct pci_bus_region *region); | |
70 | ||
71 | static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) | |
72 | { | |
73 | return PCI_IRQ_NONE; | |
74 | } | |
75 | #endif | |
f5e706ad SR |
76 | |
77 | #endif /* __SPARC_PCI_H */ |