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1da177e4 LT |
1 | /* $Id: divasfunc.c,v 1.23.4.2 2004/08/28 20:03:53 armin Exp $ |
2 | * | |
3 | * Low level driver for Eicon DIVA Server ISDN cards. | |
4 | * | |
5 | * Copyright 2000-2003 by Armin Schindler (mac@melware.de) | |
6 | * Copyright 2000-2003 Cytronics & Melware (info@melware.de) | |
7 | * | |
8 | * This software may be used and distributed according to the terms | |
9 | * of the GNU General Public License, incorporated herein by reference. | |
10 | */ | |
11 | ||
12 | #include "platform.h" | |
13 | #include "di_defs.h" | |
14 | #include "pc.h" | |
15 | #include "di.h" | |
16 | #include "io.h" | |
17 | #include "divasync.h" | |
18 | #include "diva.h" | |
19 | #include "xdi_vers.h" | |
20 | ||
21 | #define DBG_MINIMUM (DL_LOG + DL_FTL + DL_ERR) | |
22 | #define DBG_DEFAULT (DBG_MINIMUM + DL_XLOG + DL_REG) | |
23 | ||
24 | static int debugmask; | |
25 | ||
26 | extern void DIVA_DIDD_Read(void *, int); | |
27 | ||
28 | extern PISDN_ADAPTER IoAdapters[MAX_ADAPTER]; | |
29 | ||
30 | extern char *DRIVERRELEASE_DIVAS; | |
31 | ||
32 | static dword notify_handle; | |
33 | static DESCRIPTOR DAdapter; | |
34 | static DESCRIPTOR MAdapter; | |
35 | ||
36 | /* -------------------------------------------------------------------------- | |
475be4d8 | 37 | MAINT driver connector section |
1da177e4 LT |
38 | -------------------------------------------------------------------------- */ |
39 | static void no_printf(unsigned char *x, ...) | |
40 | { | |
41 | /* dummy debug function */ | |
42 | } | |
43 | ||
44 | #include "debuglib.c" | |
45 | ||
46 | /* | |
47 | * get the adapters serial number | |
48 | */ | |
49 | void diva_get_vserial_number(PISDN_ADAPTER IoAdapter, char *buf) | |
50 | { | |
51 | int contr = 0; | |
52 | ||
53 | if ((contr = ((IoAdapter->serialNo & 0xff000000) >> 24))) { | |
54 | sprintf(buf, "%d-%d", | |
55 | IoAdapter->serialNo & 0x00ffffff, contr + 1); | |
56 | } else { | |
57 | sprintf(buf, "%d", IoAdapter->serialNo); | |
58 | } | |
59 | } | |
60 | ||
61 | /* | |
62 | * register a new adapter | |
63 | */ | |
64 | void diva_xdi_didd_register_adapter(int card) | |
65 | { | |
66 | DESCRIPTOR d; | |
67 | IDI_SYNC_REQ req; | |
68 | ||
69 | if (card && ((card - 1) < MAX_ADAPTER) && | |
70 | IoAdapters[card - 1] && Requests[card - 1]) { | |
71 | d.type = IoAdapters[card - 1]->Properties.DescType; | |
72 | d.request = Requests[card - 1]; | |
73 | d.channels = IoAdapters[card - 1]->Properties.Channels; | |
74 | d.features = IoAdapters[card - 1]->Properties.Features; | |
75 | DBG_TRC(("DIDD register A(%d) channels=%d", card, | |
76 | d.channels)) | |
475be4d8 JP |
77 | /* workaround for different Name in structure */ |
78 | strlcpy(IoAdapters[card - 1]->Name, | |
79 | IoAdapters[card - 1]->Properties.Name, | |
80 | sizeof(IoAdapters[card - 1]->Name)); | |
1da177e4 LT |
81 | req.didd_remove_adapter.e.Req = 0; |
82 | req.didd_add_adapter.e.Rc = IDI_SYNC_REQ_DIDD_ADD_ADAPTER; | |
83 | req.didd_add_adapter.info.descriptor = (void *) &d; | |
475be4d8 | 84 | DAdapter.request((ENTITY *)&req); |
1da177e4 LT |
85 | if (req.didd_add_adapter.e.Rc != 0xff) { |
86 | DBG_ERR(("DIDD register A(%d) failed !", card)) | |
475be4d8 | 87 | } |
1da177e4 LT |
88 | IoAdapters[card - 1]->os_trap_nfy_Fnc = NULL; |
89 | } | |
90 | } | |
91 | ||
92 | /* | |
93 | * remove an adapter | |
94 | */ | |
95 | void diva_xdi_didd_remove_adapter(int card) | |
96 | { | |
97 | IDI_SYNC_REQ req; | |
98 | ADAPTER *a = &IoAdapters[card - 1]->a; | |
99 | ||
100 | IoAdapters[card - 1]->os_trap_nfy_Fnc = NULL; | |
101 | DBG_TRC(("DIDD de-register A(%d)", card)) | |
475be4d8 | 102 | req.didd_remove_adapter.e.Req = 0; |
1da177e4 LT |
103 | req.didd_remove_adapter.e.Rc = IDI_SYNC_REQ_DIDD_REMOVE_ADAPTER; |
104 | req.didd_remove_adapter.info.p_request = | |
475be4d8 JP |
105 | (IDI_CALL) Requests[card - 1]; |
106 | DAdapter.request((ENTITY *)&req); | |
1da177e4 LT |
107 | memset(&(a->IdTable), 0x00, 256); |
108 | } | |
109 | ||
110 | /* | |
111 | * start debug | |
112 | */ | |
113 | static void start_dbg(void) | |
114 | { | |
115 | DbgRegister("DIVAS", DRIVERRELEASE_DIVAS, (debugmask) ? debugmask : DBG_DEFAULT); | |
3df3f2bf MM |
116 | DBG_LOG(("DIVA ISDNXDI BUILD (%s[%s])", |
117 | DIVA_BUILD, diva_xdi_common_code_build)) | |
475be4d8 | 118 | } |
1da177e4 LT |
119 | |
120 | /* | |
121 | * stop debug | |
122 | */ | |
123 | static void stop_dbg(void) | |
124 | { | |
125 | DbgDeregister(); | |
126 | memset(&MAdapter, 0, sizeof(MAdapter)); | |
127 | dprintf = no_printf; | |
128 | } | |
129 | ||
130 | /* | |
131 | * didd callback function | |
132 | */ | |
475be4d8 | 133 | static void *didd_callback(void *context, DESCRIPTOR *adapter, |
1da177e4 LT |
134 | int removal) |
135 | { | |
136 | if (adapter->type == IDI_DADAPTER) { | |
137 | DBG_ERR(("Notification about IDI_DADAPTER change ! Oops.")); | |
138 | return (NULL); | |
139 | } | |
140 | ||
141 | if (adapter->type == IDI_DIMAINT) { | |
142 | if (removal) { | |
143 | stop_dbg(); | |
144 | } else { | |
145 | memcpy(&MAdapter, adapter, sizeof(MAdapter)); | |
146 | dprintf = (DIVA_DI_PRINTF) MAdapter.request; | |
147 | start_dbg(); | |
148 | } | |
149 | } | |
150 | return (NULL); | |
151 | } | |
152 | ||
153 | /* | |
154 | * connect to didd | |
155 | */ | |
156 | static int DIVA_INIT_FUNCTION connect_didd(void) | |
157 | { | |
158 | int x = 0; | |
159 | int dadapter = 0; | |
160 | IDI_SYNC_REQ req; | |
161 | DESCRIPTOR DIDD_Table[MAX_DESCRIPTORS]; | |
162 | ||
163 | DIVA_DIDD_Read(DIDD_Table, sizeof(DIDD_Table)); | |
164 | ||
165 | for (x = 0; x < MAX_DESCRIPTORS; x++) { | |
166 | if (DIDD_Table[x].type == IDI_DADAPTER) { /* DADAPTER found */ | |
167 | dadapter = 1; | |
168 | memcpy(&DAdapter, &DIDD_Table[x], sizeof(DAdapter)); | |
169 | req.didd_notify.e.Req = 0; | |
170 | req.didd_notify.e.Rc = | |
475be4d8 | 171 | IDI_SYNC_REQ_DIDD_REGISTER_ADAPTER_NOTIFY; |
1da177e4 LT |
172 | req.didd_notify.info.callback = (void *)didd_callback; |
173 | req.didd_notify.info.context = NULL; | |
475be4d8 | 174 | DAdapter.request((ENTITY *)&req); |
1da177e4 LT |
175 | if (req.didd_notify.e.Rc != 0xff) { |
176 | stop_dbg(); | |
177 | return (0); | |
178 | } | |
179 | notify_handle = req.didd_notify.info.handle; | |
180 | } else if (DIDD_Table[x].type == IDI_DIMAINT) { /* MAINT found */ | |
181 | memcpy(&MAdapter, &DIDD_Table[x], sizeof(DAdapter)); | |
182 | dprintf = (DIVA_DI_PRINTF) MAdapter.request; | |
183 | start_dbg(); | |
184 | } | |
185 | } | |
186 | ||
187 | if (!dadapter) { | |
188 | stop_dbg(); | |
189 | } | |
190 | ||
191 | return (dadapter); | |
192 | } | |
193 | ||
194 | /* | |
195 | * disconnect from didd | |
196 | */ | |
7b4dc1fd | 197 | static void disconnect_didd(void) |
1da177e4 LT |
198 | { |
199 | IDI_SYNC_REQ req; | |
200 | ||
201 | stop_dbg(); | |
202 | ||
203 | req.didd_notify.e.Req = 0; | |
204 | req.didd_notify.e.Rc = IDI_SYNC_REQ_DIDD_REMOVE_ADAPTER_NOTIFY; | |
205 | req.didd_notify.info.handle = notify_handle; | |
475be4d8 | 206 | DAdapter.request((ENTITY *)&req); |
1da177e4 LT |
207 | } |
208 | ||
209 | /* | |
210 | * init | |
211 | */ | |
212 | int DIVA_INIT_FUNCTION divasfunc_init(int dbgmask) | |
213 | { | |
214 | char *version; | |
215 | ||
216 | debugmask = dbgmask; | |
475be4d8 | 217 | |
1da177e4 LT |
218 | if (!connect_didd()) { |
219 | DBG_ERR(("divasfunc: failed to connect to DIDD.")) | |
475be4d8 | 220 | return (0); |
1da177e4 LT |
221 | } |
222 | ||
223 | version = diva_xdi_common_code_build; | |
224 | ||
225 | divasa_xdi_driver_entry(); | |
226 | ||
227 | return (1); | |
228 | } | |
229 | ||
230 | /* | |
231 | * exit | |
232 | */ | |
162dd3b9 | 233 | void divasfunc_exit(void) |
1da177e4 LT |
234 | { |
235 | divasa_xdi_driver_unload(); | |
236 | disconnect_didd(); | |
237 | } |