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 <linux/scatterlist.h>
18 #include <asm-generic/pci-dma-compat.h>
19 #include <asm-generic/pci.h>
20 
21 struct pci_dev;
22 
23 #define pcibios_assign_all_busses()	0
24 
25 extern void pcibios_set_master(struct pci_dev *dev);
26 
27 #ifdef CONFIG_MMU
28 extern void *consistent_alloc(gfp_t gfp, size_t size, dma_addr_t *dma_handle);
29 extern void consistent_free(void *vaddr);
30 extern void consistent_sync(void *vaddr, size_t size, int direction);
31 extern void consistent_sync_page(struct page *page, unsigned long offset,
32 				 size_t size, int direction);
33 #endif
34 
35 extern void *pci_alloc_consistent(struct pci_dev *hwdev, size_t size,
36 				  dma_addr_t *dma_handle);
37 
38 extern 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 /*
45  *	These are pretty much arbitrary with the CoMEM implementation.
46  *	We have the whole address space to ourselves.
47  */
48 #define PCIBIOS_MIN_IO		0x100
49 #define PCIBIOS_MIN_MEM		0x00010000
50 
51 #endif /* _ASM_FRV_PCI_H */
52