RTEMS 6.1-rc5
Loading...
Searching...
No Matches
grpci.h
1/* SPDX-License-Identifier: BSD-2-Clause */
2
3/*
4 * COPYRIGHT (c) 2015.
5 * Cobham Gaisler.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 *
28 */
29
30#ifndef __GRPCI_H__
31#define __GRPCI_H__
32
33#ifdef __cplusplus
34extern "C" {
35#endif
36
37/* Register the GRPCI driver to the Driver Manager */
38extern void grpci_register_drv(void);
39
40/* Transfer data using GRPCI DMA unit from AMBA to PCI space. Blocks until
41 * operation completes.
42 */
43int grpci_dma_to_pci(
44 unsigned int ahb_addr,
45 unsigned int pci_addr,
46 unsigned int len);
47
48/* Transfer data using GRPCI DMA unit from PCI to AMBA space. Blocks until
49 * operation completes.
50 */
51int grpci_dma_from_pci(
52 unsigned int ahb_addr,
53 unsigned int pci_addr,
54 unsigned int len);
55
56#ifdef __cplusplus
57}
58#endif
59
60#endif