FreeCalypso > hg > fc-magnetite
annotate src/g23m-gsm/dl/dl_dcch3.c @ 454:8473cabf491d
aci3: AT@SPKR command enabled for D-Sample target like in aci2
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 16 Mar 2018 00:02:36 +0000 |
parents | 27a4235405c6 |
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rev | line source |
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1 /* |
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2 +----------------------------------------------------------------------------- |
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3 | Project : GSM-PS |
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4 | Modul : DL_DCCH3 |
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5 +----------------------------------------------------------------------------- |
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6 | Copyright 2002 Texas Instruments Berlin, AG |
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7 | All rights reserved. |
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8 | |
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9 | This file is confidential and a trade secret of Texas |
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10 | Instruments Berlin, AG |
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11 | The receipt of or possession of this file does not convey |
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12 | any rights to reproduce or disclose its contents or to |
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13 | manufacture, use, or sell anything it may describe, in |
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14 | whole, or in part, without the specific written consent of |
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15 | Texas Instruments Berlin, AG. |
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16 +----------------------------------------------------------------------------- |
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17 | Purpose : This Modul defines the functions for the slow |
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18 | dedicated control channel (SAPI 3) of the component DL |
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19 +----------------------------------------------------------------------------- |
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20 */ |
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21 |
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22 #ifndef DL_DCCH3_C |
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23 #define DL_DCCH3_C |
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24 |
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25 #define ENTITY_DL |
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26 |
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27 /*==== INCLUDES ===================================================*/ |
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28 |
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29 #include "typedefs.h" |
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30 #include <string.h> |
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31 #include "pconst.cdg" |
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32 #include "vsi.h" |
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33 #include "custom.h" |
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34 #include "gsm.h" |
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35 #include "mon_dl.h" |
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36 #include "prim.h" |
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37 #include "pei.h" |
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38 #include "tok.h" |
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39 #include "ccdapi.h" |
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40 #include "dl.h" |
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41 #include "dl_trc.h" |
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42 |
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43 |
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44 /*==== EXPORT =====================================================*/ |
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45 |
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46 /*==== PRIVAT =====================================================*/ |
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47 |
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48 /*==== VARIABLES ==================================================*/ |
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49 |
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50 /*==== FUNCTIONS ==================================================*/ |
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51 /* |
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52 +--------------------------------------------------------------------+ |
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53 | PROJECT : GSM-PS (6147) MODULE : DL_DCCH3 | |
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54 | STATE : code ROUTINE : dcch3_init_dl_data | |
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55 +--------------------------------------------------------------------+ |
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56 |
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57 PURPOSE : Initialisation of SDCCH data (SAPI 3) for an instance. |
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58 |
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59 */ |
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60 |
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61 GLOBAL void dcch3_init_dl_data (void) |
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62 { |
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63 GET_INSTANCE_DATA; |
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64 T_CCH *pcch = &dl_data->cch[C_DCCH3]; |
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65 |
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66 TRACE_FUNCTION ("dcch3_init_dl_data()"); |
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67 |
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68 memset (pcch, 0, sizeof (T_CCH)); |
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69 com_clear_queue (PS_SAPI_3); |
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70 |
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71 if (dl_data->dcch3_in_msg) |
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72 { |
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73 COM_FREE_POINTER (dl_data->dcch3_in_msg); |
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74 dl_data->dcch3_in_msg = NULL; |
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75 } |
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76 |
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77 dl_data->dcch3_disc_request = FALSE; |
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78 set_channel_state(C_DCCH3, STATE_DISABLED); |
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79 } |
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80 |
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81 /* |
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82 +--------------------------------------------------------------------+ |
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83 | PROJECT : GSM-PS (6147) MODULE : DL_DCCH3 | |
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84 | STATE : code ROUTINE : dcch3_enable | |
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85 +--------------------------------------------------------------------+ |
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86 |
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87 PURPOSE : Enabling SAPI 3 connections. |
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88 |
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89 */ |
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90 |
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91 GLOBAL void dcch3_enable (UBYTE ch_type) |
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92 { |
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93 GET_INSTANCE_DATA; |
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94 TRACE_FUNCTION ("dcch3_enable()"); |
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95 |
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96 switch (dl_data->state[C_DCCH3]) |
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97 { |
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98 case STATE_DISABLED: |
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99 set_channel_state (C_DCCH3, STATE_IDLE_DL); |
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100 dl_data->cch[C_DCCH3].ch_type = ch_type; |
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101 break; |
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102 default: |
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103 break; |
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104 } |
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105 } |
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106 |
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107 /* |
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108 +--------------------------------------------------------------------+ |
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109 | PROJECT : GSM-PS (6147) MODULE : DL_DCCH3 | |
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110 | STATE : code ROUTINE : dcch3_establish_req | |
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111 +--------------------------------------------------------------------+ |
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112 |
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113 PURPOSE : Establish Request for SDCCH (SAPI 3). |
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114 |
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115 */ |
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parents:
diff
changeset
|
116 |
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parents:
diff
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|
117 GLOBAL void dcch3_establish_req (T_DL_ESTABLISH_REQ * est_req) |
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changeset
|
118 { |
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|
119 GET_INSTANCE_DATA; |
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|
120 TRACE_FUNCTION ("dcch3_establish_req()"); |
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parents:
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changeset
|
121 |
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|
122 DL_OFFLINE_TRACE (TRACE_DL_EVENT, C_DCCH3, est_req->ch_type, "est req"); |
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|
123 |
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parents:
diff
changeset
|
124 |
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|
125 switch (dl_data->state[C_DCCH3]) |
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changeset
|
126 { |
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parents:
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|
127 case STATE_IDLE_DL: |
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parents:
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|
128 case STATE_DISABLED: |
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129 case STATE_MULTIPLE_FRAME_ESTABLISHED: |
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130 case STATE_TIMER_RECOVERY: |
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parents:
diff
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|
131 { |
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|
132 T_CCH *pcch = &dl_data->cch[C_DCCH3]; |
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|
133 |
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parents:
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|
134 pcch->ch_type = est_req->ch_type; |
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|
135 |
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parents:
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|
136 dl_data->dcch3_disc_request = FALSE; |
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parents:
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|
137 dl_data->dcch3_unserved = com_queue_awaiting_transmission (PS_SAPI_3) ? |
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parents:
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|
138 DL_UNSERVED : DL_ALL_DONE; |
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parents:
diff
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|
139 |
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parents:
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|
140 com_clear_queue (PS_SAPI_3); |
27a4235405c6
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parents:
diff
changeset
|
141 pcch->vtx = SABM_CMD; |
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parents:
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|
142 pcch->time_flag = TRUE; |
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parents:
diff
changeset
|
143 pcch->rc = 0; |
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parents:
diff
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|
144 set_channel_state (C_DCCH3, STATE_AWAITING_ESTABLISHMENT); |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
145 TRACE_EVENT_WIN_P5 ("EST_REQ: %s SAPI=%u vtx=%s (%s#%u)", CH_TYPE_NAME[pcch->ch_type], |
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parents:
diff
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|
146 est_req->sapi, VTX_NAME[pcch->vtx], |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
147 __FILE10__, __LINE__); |
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parents:
diff
changeset
|
148 } |
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parents:
diff
changeset
|
149 |
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parents:
diff
changeset
|
150 break; |
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parents:
diff
changeset
|
151 default: |
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parents:
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|
152 break; |
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parents:
diff
changeset
|
153 } |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
154 COM_FREE_POINTER (est_req); |
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parents:
diff
changeset
|
155 } |
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parents:
diff
changeset
|
156 |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
157 /* |
27a4235405c6
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parents:
diff
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|
158 +--------------------------------------------------------------------+ |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
159 | PROJECT : GSM-PS (6147) MODULE : DL_SDCCH | |
27a4235405c6
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parents:
diff
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|
160 | STATE : code ROUTINE : sdcch3_release_req | |
27a4235405c6
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parents:
diff
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|
161 +--------------------------------------------------------------------+ |
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parents:
diff
changeset
|
162 |
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parents:
diff
changeset
|
163 PURPOSE : Release Request for SDCCH (SAPI 3). |
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parents:
diff
changeset
|
164 |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
165 */ |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
166 |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
167 GLOBAL BOOL dcch3_release_req (T_DL_RELEASE_REQ * release_req) |
27a4235405c6
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parents:
diff
changeset
|
168 { |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
169 GET_INSTANCE_DATA; |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
170 BOOL bFree = TRUE; |
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parents:
diff
changeset
|
171 |
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parents:
diff
changeset
|
172 TRACE_FUNCTION ("dcch3_release_req()"); |
27a4235405c6
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parents:
diff
changeset
|
173 |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
174 if (release_req->mode EQ DL_LOCAL_END_RELEASE) |
27a4235405c6
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parents:
diff
changeset
|
175 { |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
176 DL_OFFLINE_TRACE (TRACE_DL_EVENT, C_DCCH3, release_req->ch_type, "local end release req"); |
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parents:
diff
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|
177 bFree = FALSE; |
27a4235405c6
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parents:
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|
178 } |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
179 else |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
180 { |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
181 DL_OFFLINE_TRACE (TRACE_DL_EVENT, C_DCCH3, release_req->ch_type, "normal release req"); |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
182 dl_data->cch[C_DCCH3].ch_type = release_req->ch_type; |
27a4235405c6
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parents:
diff
changeset
|
183 switch (dl_data->state[C_DCCH3]) |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
184 { |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
185 default: |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
186 bFree = FALSE; |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
187 break; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
188 |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
189 case STATE_AWAITING_ESTABLISHMENT: |
27a4235405c6
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parents:
diff
changeset
|
190 case STATE_MULTIPLE_FRAME_ESTABLISHED: |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
191 case STATE_TIMER_RECOVERY: |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
192 if (!dl_data->dcch3_disc_request AND (dl_data->cch[C_DCCH3].vtx EQ RR_CMD)) |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
193 { |
27a4235405c6
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parents:
diff
changeset
|
194 dl_data->dcch3_disc_request = TRUE; |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
195 } |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
196 else |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
197 { |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
198 com_prepare_DISC (C_DCCH3, release_req->sapi); |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
199 } |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
200 break; |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
201 |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
202 case STATE_AWAITING_RELEASE: |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
203 dl_data->cch[C_DCCH3].T200_counter = 0; |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
204 break; |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
205 } |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
206 } |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
207 |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
208 if (bFree EQ FALSE) |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
209 { |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
210 PREUSE (release_req, release_cnf, DL_RELEASE_CNF); |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
211 release_cnf->indication = |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
212 com_queue_awaiting_transmission (PS_SAPI_3) ? DL_UNSERVED : DL_ALL_DONE; |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
213 PSENDX (RR, release_cnf); |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
214 dcch3_init_dl_data (); |
27a4235405c6
src/g23m-gsm: import from LoCosto source
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
215 } |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
216 |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
217 return bFree; |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
218 } |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
219 |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
220 |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
221 /* |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
222 +--------------------------------------------------------------------+ |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
223 | PROJECT : GSM-PS (6147) MODULE : DL_DCCH3 | |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
224 | STATE : code ROUTINE : dcch3_mdl_release_req | |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
225 +--------------------------------------------------------------------+ |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
226 |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
227 PURPOSE : Release Request from Mobility Management for SDCCH (SAPI 3). |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
228 |
27a4235405c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
229 */ |
27a4235405c6
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230 |
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231 GLOBAL void dcch3_mdl_release_req (void) |
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232 { |
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233 GET_INSTANCE_DATA; |
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234 TRACE_FUNCTION ("dcch3_mdl_release_req()"); |
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235 |
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236 DL_OFFLINE_TRACE (TRACE_DL_EVENT, C_DCCH3, dl_data->cch[C_DCCH3].ch_type, "mdl rel req"); |
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237 |
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238 switch (dl_data->state[C_DCCH3]) |
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239 { |
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240 case STATE_AWAITING_ESTABLISHMENT: |
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241 case STATE_TIMER_RECOVERY: |
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242 case STATE_AWAITING_RELEASE: |
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243 drr_dl_release_cnf (dl_data->cch[C_DCCH3].ch_type, PS_SAPI_3, TRUE); |
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244 break; |
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245 |
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246 case STATE_MULTIPLE_FRAME_ESTABLISHED: |
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247 drr_dl_release_ind (dl_data->cch[C_DCCH3].ch_type, PS_SAPI_3, NOT_PRESENT_8BIT, TRUE); |
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248 break; |
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249 |
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250 default: |
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251 break; |
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252 } |
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253 } |
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254 |
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255 /* |
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256 +--------------------------------------------------------------------+ |
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257 | PROJECT : GSM-PS (6147) MODULE : DL_DCCH3 | |
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258 | STATE : code ROUTINE : dcch3_data_req | |
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259 +--------------------------------------------------------------------+ |
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260 |
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261 PURPOSE : Data Request on SDCCH (SAPI 3). |
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262 |
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263 */ |
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264 |
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265 GLOBAL void dcch3_data_req (T_DL_DATA_REQ * data_req) |
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266 { |
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267 GET_INSTANCE_DATA; |
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268 TRACE_FUNCTION ("dcch3_data_req()"); |
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269 |
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270 switch (dl_data->state[C_DCCH3]) |
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271 { |
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272 case STATE_MULTIPLE_FRAME_ESTABLISHED: |
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273 case STATE_TIMER_RECOVERY: |
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274 com_store_queue (PS_SAPI_3, data_req); |
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275 break; |
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276 |
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277 default: |
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278 COM_FREE_POINTER (data_req); |
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279 break; |
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280 } |
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281 } |
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282 |
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283 /* |
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284 +--------------------------------------------------------------------+ |
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285 | PROJECT : GSM-PS (6147) MODULE : DL_SDCCH | |
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286 | STATE : code ROUTINE : dcch3_check_disc | |
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287 +--------------------------------------------------------------------+ |
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288 |
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289 PURPOSE : DISC command frame on DCCH3. |
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290 |
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291 */ |
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292 |
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293 GLOBAL int dcch3_check_disc (int send) |
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294 { |
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295 GET_INSTANCE_DATA; |
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296 TRACE_FUNCTION ("dcch3_check_disc()"); |
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297 |
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298 if (dl_data->dcch3_disc_request AND !(dl_data->cch[C_DCCH3].vtx EQ RR_CMD)) |
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299 { |
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300 com_prepare_DISC (C_DCCH3, PS_SAPI_3); |
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301 return uplink_awaiting_release (C_DCCH3, PS_SAPI_3); |
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302 } |
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303 else |
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304 return send; |
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305 } |
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306 #endif /* DL_DCCH3_C */ |
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307 |