blob: 671274e36cfad050c3b10cfabaa02ddbcf962235 [file] [log] [blame]
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC64_PCI_H
#define __SPARC64_PCI_H
#ifdef __KERNEL__
#include <linux/dma-mapping.h>
/* 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() 0
#define PCI_IRQ_NONE 0xffffffff
/* The PCI address space does not 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)
/* PCI IOMMU mapping bypass support. */
/* PCI 64-bit addressing works for all slots on all controller
* types on sparc64. However, it requires that the device
* can drive enough of the 64 bits.
#define PCI64_REQUIRED_MASK (~(u64)0)
#define PCI64_ADDR_BASE 0xfffc000000000000UL
/* Return the index of the PCI controller for device PDEV. */
int pci_domain_nr(struct pci_bus *bus);
static inline int pci_proc_domain(struct pci_bus *bus)
return 1;
/* Platform support for /proc/bus/pci/X/Y mmap()s. */
#define arch_can_pci_mmap_io() 1
#define get_pci_unmapped_area get_fb_unmapped_area
static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
return PCI_IRQ_NONE;
#endif /* __KERNEL__ */
#endif /* __SPARC64_PCI_H */