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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC_PCI_H
#define __SPARC_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 PCIBIOS_MIN_IO 0UL
#define PCIBIOS_MIN_MEM 0UL
#define PCI_IRQ_NONE 0xffffffff
/* Dynamic DMA mapping stuff.
*/
#define PCI_DMA_BUS_IS_PHYS (0)
#endif /* __KERNEL__ */
#ifndef CONFIG_LEON_PCI
/* generic pci stuff */
#include <asm-generic/pci.h>
#else
/*
* On LEON PCI Memory space is mapped 1:1 with physical address space.
*
* I/O space is located at low 64Kbytes in PCI I/O space. The I/O addresses
* are converted into CPU addresses to virtual addresses that are mapped with
* MMU to the PCI Host PCI I/O space window which are translated to the low
* 64Kbytes by the Host controller.
*/
static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
{
return PCI_IRQ_NONE;
}
#endif
#endif /* __SPARC_PCI_H */
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