1 #ifndef ASMARM_PCI_H 2 #define ASMARM_PCI_H 3 4 #ifdef __KERNEL__ 5 #include <asm-generic/pci-dma-compat.h> 6 #include <asm-generic/pci-bridge.h> 7 8 #include <asm/mach/pci.h> /* for pci_sys_data */ 9 10 extern unsigned long pcibios_min_io; 11 #define PCIBIOS_MIN_IO pcibios_min_io 12 extern unsigned long pcibios_min_mem; 13 #define PCIBIOS_MIN_MEM pcibios_min_mem 14 15 static inline int pcibios_assign_all_busses(void) 16 { 17 return pci_has_flag(PCI_REASSIGN_ALL_RSRC); 18 } 19 20 #ifdef CONFIG_PCI_DOMAINS 21 static inline int pci_domain_nr(struct pci_bus *bus) 22 { 23 struct pci_sys_data *root = bus->sysdata; 24 25 return root->domain; 26 } 27 28 static inline int pci_proc_domain(struct pci_bus *bus) 29 { 30 return pci_domain_nr(bus); 31 } 32 #endif /* CONFIG_PCI_DOMAINS */ 33 34 static inline void pcibios_penalize_isa_irq(int irq, int active) 35 { 36 /* We don't do dynamic PCI IRQ allocation */ 37 } 38 39 /* 40 * The PCI address space does equal the physical memory address space. 41 * The networking and block device layers use this boolean for bounce 42 * buffer decisions. 43 */ 44 #define PCI_DMA_BUS_IS_PHYS (1) 45 46 #ifdef CONFIG_PCI 47 static inline void pci_dma_burst_advice(struct pci_dev *pdev, 48 enum pci_dma_burst_strategy *strat, 49 unsigned long *strategy_parameter) 50 { 51 *strat = PCI_DMA_BURST_INFINITY; 52 *strategy_parameter = ~0UL; 53 } 54 #endif 55 56 #define HAVE_PCI_MMAP 57 extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, 58 enum pci_mmap_state mmap_state, int write_combine); 59 60 /* 61 * Dummy implementation; always return 0. 62 */ 63 static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) 64 { 65 return 0; 66 } 67 68 #endif /* __KERNEL__ */ 69 70 #endif 71