42 lines
1 KiB
C
42 lines
1 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __SPARC_PCI_H
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#define __SPARC_PCI_H
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#ifdef __KERNEL__
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#include <linux/dma-mapping.h>
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/* Can be used to override the logic in pci_scan_bus for skipping
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* already-configured bus numbers - to be used for buggy BIOSes
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* or architectures with incomplete PCI setup by the loader.
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*/
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#define pcibios_assign_all_busses() 0
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#define PCIBIOS_MIN_IO 0UL
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#define PCIBIOS_MIN_MEM 0UL
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#define PCI_IRQ_NONE 0xffffffff
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#endif /* __KERNEL__ */
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#ifndef CONFIG_LEON_PCI
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/* generic pci stuff */
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#include <asm-generic/pci.h>
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#else
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/*
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* On LEON PCI Memory space is mapped 1:1 with physical address space.
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*
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* I/O space is located at low 64Kbytes in PCI I/O space. The I/O addresses
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* are converted into CPU addresses to virtual addresses that are mapped with
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* MMU to the PCI Host PCI I/O space window which are translated to the low
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* 64Kbytes by the Host controller.
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*/
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static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
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{
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return PCI_IRQ_NONE;
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}
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#endif
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#endif /* __SPARC_PCI_H */
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