WSL2-Linux-Kernel/include/asm-arm/pci.h

60 строки
1.6 KiB
C

#ifndef ASMARM_PCI_H
#define ASMARM_PCI_H
#ifdef __KERNEL__
#include <linux/config.h>
#include <asm-generic/pci-dma-compat.h>
#include <asm/hardware.h> /* for PCIBIOS_MIN_* */
#define pcibios_scan_all_fns(a, b) 0
static inline void pcibios_set_master(struct pci_dev *dev)
{
/* No special bus mastering setup handling */
}
static inline void pcibios_penalize_isa_irq(int irq)
{
/* We don't do dynamic PCI IRQ allocation */
}
/*
* 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 (0)
/*
* We don't support DAC DMA cycles.
*/
#define pci_dac_dma_supported(pci_dev, mask) (0)
/*
* Whether pci_unmap_{single,page} is a nop depends upon the
* configuration.
*/
#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) dma_addr_t ADDR_NAME;
#define DECLARE_PCI_UNMAP_LEN(LEN_NAME) __u32 LEN_NAME;
#define pci_unmap_addr(PTR, ADDR_NAME) ((PTR)->ADDR_NAME)
#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) (((PTR)->ADDR_NAME) = (VAL))
#define pci_unmap_len(PTR, LEN_NAME) ((PTR)->LEN_NAME)
#define pci_unmap_len_set(PTR, LEN_NAME, VAL) (((PTR)->LEN_NAME) = (VAL))
#define HAVE_PCI_MMAP
extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
enum pci_mmap_state mmap_state, int write_combine);
extern void
pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
struct resource *res);
static inline void pcibios_add_platform_entries(struct pci_dev *dev)
{
}
#endif /* __KERNEL__ */
#endif