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comparison gsm-fw/gpf/tst_drv/mux.c @ 322:5d1e22505446

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GPF: tif library sources imported from Leonardo version
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Sun, 13 Apr 2014 07:21:57 +0000
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321:439afc1139b2 322:5d1e22505446
1 /*
2 +------------------------------------------------------------------------------
3 | File: mux.c
4 +------------------------------------------------------------------------------
5 | Copyright 2002 Texas Instruments Berlin, AG
6 | All rights reserved.
7 |
8 | This file is confidential and a trade secret of Texas
9 | Instruments Berlin, AG
10 | The receipt of or possession of this file does not convey
11 | any rights to reproduce or disclose its contents or to
12 | manufacture, use, or sell anything it may describe, in
13 | whole, or in part, without the specific written consent of
14 | Texas Instruments Berlin, AG.
15 +-----------------------------------------------------------------------------
16 | Purpose : This Module defines the adaptation of the MUX_tr driver
17 | to the GDI.
18 +-----------------------------------------------------------------------------
19 */
20
21 #ifdef __MUX_C__
22 #define __MUX_C__
23 #endif
24
25 #include "stdlib.h"
26 #include <stdio.h>
27 #include "string.h"
28 #include "typedefs.h"
29
30 #include "tools.h"
31 #include "os.h"
32 #include "gdi.h"
33 #include "vsi.h"
34 #include "glob_defs.h"
35 #undef VSI_CALLER
36 #include "frame.h"
37 #include "prim.h" /* to get the definitions of used SAP and directions */
38 #include "gsm.h"
39 #include "pei.h"
40 #include "route.h"
41 #include "dti.h" /* functionality of the dti library */
42 #include "mux.h" /* to get the global entity definitions */
43 #include "frame.h"
44
45 /*==== TYPES ======================================================*/
46
47 /*==== CONSTANTS ==================================================*/
48
49 #define VSI_CALLER m_tst_handle,
50 #define VSI_CALLER_SINGLE m_tst_handle
51
52 #define ALLOWED_MUX_SIGNALS (DRV_SIGTYPE_READ|DRV_SIGTYPE_CONNECT)
53
54 #define TST_NAME "TST"
55 /*==== EXTERNALS ==================================================*/
56
57 extern T_HANDLE ext_data_pool_handle;
58 extern T_QMSG QueueMsg;
59
60 /*==== GLOBAL VARIABLES ==================================================*/
61
62 /*==== LOCAL VARIABLES ==================================================*/
63 static T_DRV_SIGNAL Signal;
64
65 T_HANDLE m_tst_handle;
66
67 /*==== FUNCTIONS ==================================================*/
68
69 /*
70 +--------------------------------------------------------------------+
71 | PROJECT : GSM-Frame (8415) MODULE : MUX |
72 | STATE : code ROUTINE : mux_Exit |
73 +--------------------------------------------------------------------+
74
75 PURPOSE : exit a driver
76
77 */
78 void mux_Exit ( void )
79 {
80 //vsi_p_delete (0, vsi_p_handle (0,"MTST"));
81 mux_data.Connected = FALSE;
82 }
83
84 /*
85 +--------------------------------------------------------------------+
86 | PROJECT : GSM-Frame (8415) MODULE : MUX |
87 | STATE : code ROUTINE : mux_Read |
88 +--------------------------------------------------------------------+
89
90 PURPOSE : read data from driver
91
92 */
93 USHORT mux_Read ( void *Buffer, ULONG *BytesToRead )
94 {
95 T_desc2 *d;
96 T_desc2 *d_new;
97
98 /* copy data into buffer */
99 *BytesToRead=0;
100 d=mux_data.recv_data;
101 while (d)
102 {
103 d_new=(T_desc2 *)d->next;
104 *BytesToRead += d->len;
105 memcpy(Buffer, d->buffer, d->len);
106 /* free memory */
107 MFREE(d);
108
109 d=d_new;
110 }
111
112 if (mux_data.dti_state NEQ IDLE) /* not yet configured */
113 {
114 return DRV_NOTCONFIGURED;
115 }
116 else
117 {
118 /* inform UART that we are ready to receive next data package */
119 dti_start
120 (
121 mtst_hDTI,
122 MTST_DTI_DN_INSTANCE,
123 MTST_DTI_DN_INTERFACE,
124 MTST_DTI_DN_CHANNEL
125 );
126 }
127
128 return DRV_OK;
129 }
130
131
132 /*
133 +--------------------------------------------------------------------+
134 | PROJECT : GSM-Frame (8415) MODULE : MUX |
135 | STATE : code ROUTINE : mux_Write |
136 +--------------------------------------------------------------------+
137
138 PURPOSE : write data to driver
139
140 */
141 USHORT mux_Write ( void *Buffer, ULONG *BytesToWrite )
142 {
143 USHORT ret = DRV_OK;
144
145 if (mux_data.h_comm_mtst==VSI_ERROR) /* not yet configured */
146 {
147 ret=DRV_NOTCONFIGURED;
148 }
149 else
150 {
151 T_desc2 *d;
152 T_QMSG *pMsg = &QueueMsg;
153
154 PALLOC(localPrimPtr, DTI2_DATA_IND);
155
156 /* fill in parameters */
157 localPrimPtr->parameters.p_id=DTI_PID_UOS; /* protocol identifier */
158 /* flow control state */
159 localPrimPtr->parameters.st_lines.st_flow=DTI_FLOW_ON;
160 /* line state sa */
161 localPrimPtr->parameters.st_lines.st_line_sa=DTI_SA_ON;
162 /* line state sb */
163 localPrimPtr->parameters.st_lines.st_line_sb=DTI_SB_ON;
164 /* break length */
165 localPrimPtr->parameters.st_lines.st_break_len=DTI_BREAK_OFF;
166
167 /* list of generic data descriptors */
168 MALLOC(d,(ULONG)(sizeof(T_desc2)+*BytesToWrite-1));
169 localPrimPtr->desc_list2.first=(ULONG)d;
170 localPrimPtr->desc_list2.list_len= (USHORT)*BytesToWrite;
171 d->next = 0;
172 d->len = (USHORT)*BytesToWrite;
173 d->size = *BytesToWrite;
174 d->offset = 0;
175 memcpy(d->buffer,Buffer,*BytesToWrite);
176
177 /* PSEND without tracing */
178 pMsg->Msg.Primitive.Prim = (T_VOID_STRUCT*)(D2P(localPrimPtr));
179 pMsg->Msg.Primitive.PrimLen = PSIZE(localPrimPtr);
180 pMsg->MsgType = MSG_PRIMITIVE;
181 #ifdef MEMORY_SUPERVISION
182 vsi_c_send (VSI_CALLER mux_data.h_comm_mtst,pMsg,__FILE__,__LINE__);
183 #else
184 vsi_c_send (VSI_CALLER mux_data.h_comm_mtst,pMsg);
185 #endif
186 }
187
188 return ( ret );
189 }
190 /*
191 +--------------------------------------------------------------------+
192 | PROJECT : GSM-Frame (8415) MODULE : MUX |
193 | STATE : code ROUTINE : mux_SetSignal |
194 +--------------------------------------------------------------------+
195
196 PURPOSE : enable signal for the driver
197
198 */
199 USHORT mux_SetSignal ( USHORT SignalType )
200 {
201 if ( !(SignalType & ALLOWED_MUX_SIGNALS) )
202 return DRV_INVALID_PARAMS;
203 else
204 mux_data.EnabledSignalType |= SignalType;
205
206 return DRV_OK;
207 }
208
209 /*
210 +--------------------------------------------------------------------+
211 | PROJECT : GSM-Frame (8415) MODULE : MUX |
212 | STATE : code ROUTINE : mux_ResetSignal |
213 +--------------------------------------------------------------------+
214
215 PURPOSE : disable signal for the driver
216
217 */
218 USHORT mux_ResetSignal ( USHORT SignalType )
219 {
220 if ( !(SignalType & ALLOWED_MUX_SIGNALS) )
221 return DRV_INVALID_PARAMS;
222 else
223 mux_data.EnabledSignalType &= ~SignalType;
224
225 return DRV_OK;
226 }
227
228 /*
229 +--------------------------------------------------------------------+
230 | PROJECT : GSM-Frame (8415) MODULE : MUX |
231 | STATE : code ROUTINE : mux_SetConfig |
232 +--------------------------------------------------------------------+
233
234 PURPOSE : set configuration for the driver
235
236 PARAMS: Buffer - configuration string ("<DTI-partner> <tui> <c_id>")
237
238
239 */
240 USHORT mux_SetConfig ( char *Buffer )
241 {
242 char token [10];
243 char peer_name [10];
244 USHORT len;
245 ULONG link_id;
246
247 if ( !mux_data.Connected )
248 {
249 Signal.SignalType = DRV_SIGTYPE_CONNECT;
250 Signal.DrvHandle = mux_data.Handle;
251 (mux_data.Callback)( &Signal );
252 mux_data.Connected = TRUE;
253
254 return DRV_OK;
255 }
256
257 /* interprete configuration string */
258 if (!(len = GetNextToken (Buffer, token, " #")))
259 {
260 return DRV_INVALID_PARAMS;
261 }
262 else
263 {
264 Buffer += (len+1);
265 }
266 if (strcmp(token,"STOP")==0)
267 {
268 dti_close
269 (
270 mtst_hDTI,
271 MTST_DTI_DN_INSTANCE,
272 MTST_DTI_DN_INTERFACE,
273 MTST_DTI_DN_CHANNEL,
274 FALSE
275 );
276
277 mux_data.dti_state=CLOSED;
278 mux_data.h_comm_mtst=VSI_ERROR;
279 /* xxxxx set m_uart_ready = 0 ?! */
280 if (mux_data.send_data_buf_count>0) {
281 /* xxxxx clear send_buffer ?! */
282 mux_data.send_data_buf_count=0;
283 }
284
285 return DRV_OK;
286 }
287 strcpy(peer_name, token);
288
289 if (!(len = GetNextToken (Buffer, token, " #")))
290 {
291 return DRV_INVALID_PARAMS;
292 }
293 else
294 {
295 Buffer += (len+1);
296 }
297 link_id=atoi(token);
298
299 if(
300 dti_open
301 (
302 mtst_hDTI,
303 MTST_DTI_DN_INSTANCE,
304 MTST_DTI_DN_INTERFACE,
305 MTST_DTI_DN_CHANNEL,
306 DTI_QUEUE_DISABLED, /* DTI_QUEUE_UNLIMITED in order to queue data */
307 DTI_CHANNEL_TO_LOWER_LAYER,
308 FLOW_CNTRL_ENABLED,
309 DTI_VERSION_10,
310 (U8*)peer_name,
311 link_id
312 ) EQ FALSE)
313 return DRV_INVALID_PARAMS;
314
315 /* reset send_data_buf counter */
316 mux_data.send_data_buf_count=0;
317
318 /* set internal communication handle */
319 while ( (mux_data.h_comm_mtst=vsi_c_open (0, "MTST")) == VSI_ERROR)
320 {
321 vsi_t_sleep(0,100);
322 };
323
324 /* inform UART that we are ready to receive next data package */
325 {
326 dti_start
327 (
328 mtst_hDTI,
329 MTST_DTI_DN_INSTANCE,
330 MTST_DTI_DN_INTERFACE,
331 MTST_DTI_DN_CHANNEL
332 );
333 }
334
335 return DRV_OK;
336 }
337
338 /*
339 +--------------------------------------------------------------------+
340 | PROJECT : GSM-Frame (8415) MODULE : MUX |
341 | STATE : code ROUTINE : mux_Init |
342 +--------------------------------------------------------------------+
343
344 PURPOSE : initialize driver
345
346 */
347 USHORT mux_Init ( USHORT DrvHandle, T_DRV_CB_FUNC CallbackFunc, T_DRV_EXPORT const **DrvInfo )
348 {
349 T_HANDLE mux_handle;
350
351 static const T_DRV_EXPORT mux_Info =
352 {
353 "MUX",
354 CALLED_FROM_ISR,
355 {
356 /*mux_Init,*/
357 mux_Exit,
358 mux_Read,
359 mux_Write,
360 NULL,
361 NULL,
362 NULL,
363 mux_SetSignal,
364 mux_ResetSignal,
365 mux_SetConfig,
366 NULL,
367 NULL,
368 }
369 };
370
371 mux_data.Handle = DrvHandle;
372
373 mux_data.EnabledSignalType = 0;
374
375 mux_data.Callback = CallbackFunc;
376
377 mux_data.Connected = FALSE;
378
379 mux_data.dti_state = CLOSED;
380 mux_data.h_comm_mtst = VSI_ERROR;
381
382 mux_handle = vsi_p_create (0, mux_pei_create, NULL, ext_data_pool_handle);
383 if (vsi_p_start (0, mux_handle) != VSI_OK)
384 {
385 return DRV_INITFAILURE;
386 };
387
388 *DrvInfo = &mux_Info;
389
390 m_tst_handle=vsi_c_open (0,TST_NAME);
391
392 return DRV_OK;
393 }
394