1#ifndef _INC_PMCC4_SYSDEP_H_
2#define _INC_PMCC4_SYSDEP_H_
3
4/*-----------------------------------------------------------------------------
5 * pmcc4_sysdep.h -
6 *
7 * Copyright (C) 2005  SBE, Inc.
8 *
9 *   This program is free software; you can redistribute it and/or modify
10 *   it under the terms of the GNU General Public License as published by
11 *   the Free Software Foundation; either version 2 of the License, or
12 *   (at your option) any later version.
13 *
14 *   This program is distributed in the hope that it will be useful,
15 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
16 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 *   GNU General Public License for more details.
18 */
19
20/* reduce multiple autoconf entries to a single definition */
21
22#ifdef CONFIG_SBE_PMCC4_HDLC_V7_MODULE
23#undef CONFIG_SBE_PMCC4_HDLC_V7
24#define CONFIG_SBE_PMCC4_HDLC_V7  1
25#endif
26
27#ifdef CONFIG_SBE_PMCC4_NCOMM_MODULE
28#undef CONFIG_SBE_PMCC4_NCOMM
29#define CONFIG_SBE_PMCC4_NCOMM  1
30#endif
31
32
33/* FLUSH MACROS - if using ioremap_nocache(), then these can be NOOPS,
34 * otherwise a memory barrier needs to be inserted.
35 */
36
37#define FLUSH_PCI_READ()     rmb()
38#define FLUSH_PCI_WRITE()    wmb()
39#define FLUSH_MEM_READ()     rmb()
40#define FLUSH_MEM_WRITE()    wmb()
41
42
43/*
44 * System dependent callbacks routines, not inlined...
45 * For inlined system dependent routines, see include/sbecom_inlinux_linux.h
46 */
47
48/*
49 * passes received memory token back to the system, <user> is parameter from
50 * sd_new_chan() used to create the channel which the data arrived on
51 */
52
53void sd_recv_consume(void *token, size_t len, void *user);
54
55void        sd_disable_xmit (void *user);
56void        sd_enable_xmit (void *user);
57int         sd_line_is_ok (void *user);
58void        sd_line_is_up (void *user);
59void        sd_line_is_down (void *user);
60int         sd_queue_stopped (void *user);
61
62#endif                          /*** _INC_PMCC4_SYSDEP_H_ ***/
63