blob: 2064bc1de074e118f709ea992a8f57e2bcc38a09 [file] [log] [blame]
#ifndef __ASM_CRIS_PCI_H
#define __ASM_CRIS_PCI_H
#include <linux/config.h>
#ifdef __KERNEL__
#include <linux/mm.h> /* for struct page */
/* Can be used to override the logic in pci_scan_bus for skipping
already-configured bus numbers - to be used for buggy BIOSes
or architectures with incomplete PCI setup by the loader */
#define pcibios_assign_all_busses(void) 1
extern unsigned long pci_mem_start;
#define PCIBIOS_MIN_IO 0x1000
#define PCIBIOS_MIN_MEM 0x10000000
void pcibios_config_init(void);
struct pci_bus * pcibios_scan_root(int bus);
int pcibios_assign_resources(void);
void pcibios_set_master(struct pci_dev *dev);
void pcibios_penalize_isa_irq(int irq);
struct irq_routing_table *pcibios_get_irq_routing_table(void);
int pcibios_set_irq_routing(struct pci_dev *dev, int pin, int irq);
/* Dynamic DMA mapping stuff.
* i386 has everything mapped statically.
#include <linux/types.h>
#include <linux/slab.h>
#include <asm/scatterlist.h>
#include <linux/string.h>
#include <asm/io.h>
struct pci_dev;
/* The PCI address space does equal the physical memory
* address space. The networking and block device layers use
* this boolean for bounce buffer decisions.
#define PCI_DMA_BUS_IS_PHYS (1)
/* pci_unmap_{page,single} is a nop so... */
#define pci_unmap_addr(PTR, ADDR_NAME) (0)
#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) do { } while (0)
#define pci_unmap_len(PTR, LEN_NAME) (0)
#define pci_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0)
/* This is always fine. */
#define pci_dac_dma_supported(pci_dev, mask) (1)
static inline dma64_addr_t
pci_dac_page_to_dma(struct pci_dev *pdev, struct page *page, unsigned long offset, int direction)
return ((dma64_addr_t) page_to_phys(page) +
(dma64_addr_t) offset);
static inline struct page *
pci_dac_dma_to_page(struct pci_dev *pdev, dma64_addr_t dma_addr)
return pfn_to_page(dma_addr >> PAGE_SHIFT);
static inline unsigned long
pci_dac_dma_to_offset(struct pci_dev *pdev, dma64_addr_t dma_addr)
return (dma_addr & ~PAGE_MASK);
static inline void
pci_dac_dma_sync_single_for_cpu(struct pci_dev *pdev, dma64_addr_t dma_addr, size_t len, int direction)
static inline void
pci_dac_dma_sync_single_for_device(struct pci_dev *pdev, dma64_addr_t dma_addr, size_t len, int direction)
extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
enum pci_mmap_state mmap_state, int write_combine);
static inline void pcibios_add_platform_entries(struct pci_dev *dev)
#endif /* __KERNEL__ */
/* implement the pci_ DMA API in terms of the generic device dma_ one */
#include <asm-generic/pci-dma-compat.h>
/* generic pci stuff */
#include <asm-generic/pci.h>
#endif /* __ASM_CRIS_PCI_H */