1 /* $Id: diddfunc.c,v 1.14 2003/08/25 10:06:37 schindler Exp $
3 * DIDD Interface module for Eicon active cards.
5 * Functions are in dadapter.c
7 * Copyright 2002-2003 by Armin Schindler (mac@melware.de)
8 * Copyright 2002-2003 Cytronics & Melware (info@melware.de)
10 * This software may be used and distributed according to the terms
11 * of the GNU General Public License, incorporated herein by reference.
19 #define MAX_DESCRIPTORS 32
21 #define DBG_MINIMUM (DL_LOG + DL_FTL + DL_ERR)
22 #define DBG_DEFAULT (DBG_MINIMUM + DL_XLOG + DL_REG)
25 extern void DIVA_DIDD_Read(void *, int);
26 extern char *DRIVERRELEASE_DIDD;
27 static dword notify_handle;
28 static DESCRIPTOR _DAdapter;
31 * didd callback function
33 static void *didd_callback(void *context, DESCRIPTOR * adapter,
36 if (adapter->type == IDI_DADAPTER) {
37 DBG_ERR(("Notification about IDI_DADAPTER change ! Oops."))
39 } else if (adapter->type == IDI_DIMAINT) {
43 DbgRegister("DIDD", DRIVERRELEASE_DIDD, DBG_DEFAULT);
52 static int DIVA_INIT_FUNCTION connect_didd(void)
57 DESCRIPTOR DIDD_Table[MAX_DESCRIPTORS];
59 DIVA_DIDD_Read(DIDD_Table, sizeof(DIDD_Table));
61 for (x = 0; x < MAX_DESCRIPTORS; x++) {
62 if (DIDD_Table[x].type == IDI_DADAPTER) { /* DADAPTER found */
64 memcpy(&_DAdapter, &DIDD_Table[x], sizeof(_DAdapter));
65 req.didd_notify.e.Req = 0;
66 req.didd_notify.e.Rc =
67 IDI_SYNC_REQ_DIDD_REGISTER_ADAPTER_NOTIFY;
68 req.didd_notify.info.callback = (void *)didd_callback;
69 req.didd_notify.info.context = NULL;
70 _DAdapter.request((ENTITY *) & req);
71 if (req.didd_notify.e.Rc != 0xff)
73 notify_handle = req.didd_notify.info.handle;
74 } else if (DIDD_Table[x].type == IDI_DIMAINT) { /* MAINT found */
75 DbgRegister("DIDD", DRIVERRELEASE_DIDD, DBG_DEFAULT);
82 * disconnect from didd
84 static void DIVA_EXIT_FUNCTION disconnect_didd(void)
88 req.didd_notify.e.Req = 0;
89 req.didd_notify.e.Rc = IDI_SYNC_REQ_DIDD_REMOVE_ADAPTER_NOTIFY;
90 req.didd_notify.info.handle = notify_handle;
91 _DAdapter.request((ENTITY *) & req);
97 int DIVA_INIT_FUNCTION diddfunc_init(void)
99 diva_didd_load_time_init();
101 if (!connect_didd()) {
102 DBG_ERR(("init: failed to connect to DIDD."))
103 diva_didd_load_time_finit();
112 void DIVA_EXIT_FUNCTION diddfunc_finit(void)
116 diva_didd_load_time_finit();