1#ifndef __SPARC_PCI_H
2#define __SPARC_PCI_H
3
4#ifdef __KERNEL__
5
6#include <linux/dma-mapping.h>
7
8/* Can be used to override the logic in pci_scan_bus for skipping
9 * already-configured bus numbers - to be used for buggy BIOSes
10 * or architectures with incomplete PCI setup by the loader.
11 */
12#define pcibios_assign_all_busses()	0
13
14#define PCIBIOS_MIN_IO		0UL
15#define PCIBIOS_MIN_MEM		0UL
16
17#define PCI_IRQ_NONE		0xffffffff
18
19/* Dynamic DMA mapping stuff.
20 */
21#define PCI_DMA_BUS_IS_PHYS	(0)
22
23struct pci_dev;
24
25#ifdef CONFIG_PCI
26static inline void pci_dma_burst_advice(struct pci_dev *pdev,
27					enum pci_dma_burst_strategy *strat,
28					unsigned long *strategy_parameter)
29{
30	*strat = PCI_DMA_BURST_INFINITY;
31	*strategy_parameter = ~0UL;
32}
33#endif
34
35#endif /* __KERNEL__ */
36
37#ifndef CONFIG_LEON_PCI
38/* generic pci stuff */
39#include <asm-generic/pci.h>
40#else
41/*
42 * On LEON PCI Memory space is mapped 1:1 with physical address space.
43 *
44 * I/O space is located at low 64Kbytes in PCI I/O space. The I/O addresses
45 * are converted into CPU addresses to virtual addresses that are mapped with
46 * MMU to the PCI Host PCI I/O space window which are translated to the low
47 * 64Kbytes by the Host controller.
48 */
49
50static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
51{
52	return PCI_IRQ_NONE;
53}
54#endif
55
56#endif /* __SPARC_PCI_H */
57