1/* pci.h: FR-V specific PCI declarations
2 *
3 * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
4 * Written by David Howells (dhowells@redhat.com)
5 * - Derived from include/asm-m68k/pci.h
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version
10 * 2 of the License, or (at your option) any later version.
11 */
12
13#ifndef _ASM_FRV_PCI_H
14#define _ASM_FRV_PCI_H
15
16#include <linux/mm.h>
17#include <asm/scatterlist.h>
18#include <asm-generic/pci-dma-compat.h>
19#include <asm-generic/pci.h>
20
21struct pci_dev;
22
23#define pcibios_assign_all_busses()	0
24
25extern void pcibios_set_master(struct pci_dev *dev);
26
27#ifdef CONFIG_MMU
28extern void *consistent_alloc(gfp_t gfp, size_t size, dma_addr_t *dma_handle);
29extern void consistent_free(void *vaddr);
30extern void consistent_sync(void *vaddr, size_t size, int direction);
31extern void consistent_sync_page(struct page *page, unsigned long offset,
32				 size_t size, int direction);
33#endif
34
35extern void *pci_alloc_consistent(struct pci_dev *hwdev, size_t size,
36				  dma_addr_t *dma_handle);
37
38extern void pci_free_consistent(struct pci_dev *hwdev, size_t size,
39				void *vaddr, dma_addr_t dma_handle);
40
41/* Return the index of the PCI controller for device PDEV. */
42#define pci_controller_num(PDEV)	(0)
43
44#ifdef CONFIG_PCI
45static inline void pci_dma_burst_advice(struct pci_dev *pdev,
46					enum pci_dma_burst_strategy *strat,
47					unsigned long *strategy_parameter)
48{
49	*strat = PCI_DMA_BURST_INFINITY;
50	*strategy_parameter = ~0UL;
51}
52#endif
53
54/*
55 *	These are pretty much arbitrary with the CoMEM implementation.
56 *	We have the whole address space to ourselves.
57 */
58#define PCIBIOS_MIN_IO		0x100
59#define PCIBIOS_MIN_MEM		0x00010000
60
61#endif /* _ASM_FRV_PCI_H */
62