| /* 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 */ |
