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comparison gsm-fw/g23m-gsm/dl/dl_sacch0.c @ 673:2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
author | Michael Spacefalcon <msokolov@ivan.Harhan.ORG> |
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date | Sun, 28 Sep 2014 23:20:04 +0000 |
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children | bf58458efda0 |
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672:0dc6f9e8e980 | 673:2f7df7a314f8 |
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1 /* | |
2 +----------------------------------------------------------------------------- | |
3 | Project : GSM-PS | |
4 | Modul : DL_SACCH0 | |
5 +----------------------------------------------------------------------------- | |
6 | Copyright 2002 Texas Instruments Berlin, AG | |
7 | All rights reserved. | |
8 | | |
9 | This file is confidential and a trade secret of Texas | |
10 | Instruments Berlin, AG | |
11 | The receipt of or possession of this file does not convey | |
12 | any rights to reproduce or disclose its contents or to | |
13 | manufacture, use, or sell anything it may describe, in | |
14 | whole, or in part, without the specific written consent of | |
15 | Texas Instruments Berlin, AG. | |
16 +----------------------------------------------------------------------------- | |
17 | Purpose : This Modul defines the functions for the slow associated | |
18 | control channel SACCH (only SAPI=0) of the component DL | |
19 +----------------------------------------------------------------------------- | |
20 */ | |
21 | |
22 #ifndef DL_SACCH0_C | |
23 #define DL_SACCH0_C | |
24 | |
25 #define ENTITY_DL | |
26 | |
27 /*==== INCLUDES ===================================================*/ | |
28 | |
29 #include "typedefs.h" | |
30 #include <string.h> | |
31 #include "pconst.cdg" | |
32 #include "vsi.h" | |
33 #include "custom.h" | |
34 #include "gsm.h" | |
35 #include "mon_dl.h" | |
36 #include "prim.h" | |
37 #include "pei.h" | |
38 #include "tok.h" | |
39 #include "ccdapi.h" | |
40 #include "dl.h" | |
41 #include "dl_trc.h" | |
42 | |
43 /*==== EXPORT =====================================================*/ | |
44 | |
45 /*==== PRIVAT =====================================================*/ | |
46 | |
47 /*==== VARIABLES ==================================================*/ | |
48 GLOBAL const T_FRAME meas_report_no_nc = | |
49 { | |
50 N201_SACCH*8, | |
51 24, | |
52 { | |
53 0x00, 0x00, 0x00, | |
54 0x06, 0x15, 0x1E, 0x1E, 0x7E, | |
55 0x00, 0x00, 0x00, 0x00, 0x00, | |
56 0x00, 0x00, 0x00, 0x00, 0x00, | |
57 0x00, 0x00, 0x00, 0x00, 0x00 | |
58 } | |
59 }; | |
60 LOCAL const T_FRAME meas_report_invalid = | |
61 { | |
62 N201_SACCH*8, | |
63 24, | |
64 { | |
65 0x00, 0x00, 0x00, | |
66 0x06, 0x15, 0x00, 0x40, 0x00, | |
67 0x00, 0x00, 0x00, 0x00, 0x00, | |
68 0x00, 0x00, 0x00, 0x00, 0x00, | |
69 0x00, 0x00, 0x00, 0x00, 0x00 | |
70 } | |
71 }; | |
72 | |
73 | |
74 /*==== FUNCTIONS ==================================================*/ | |
75 /* | |
76 +--------------------------------------------------------------------+ | |
77 | PROJECT : GSM-PS (6147) MODULE : DL_SACCH0 | | |
78 | STATE : code ROUTINE : sacch_init_dl_data | | |
79 +--------------------------------------------------------------------+ | |
80 | |
81 PURPOSE : Initialisation of SACCH data for an instance. | |
82 | |
83 */ | |
84 | |
85 GLOBAL void sacch0_init_dl_data (void) | |
86 { | |
87 GET_INSTANCE_DATA; | |
88 T_CCH *pcch = &dl_data->cch[C_SACCH0]; | |
89 TRACE_FUNCTION ("sacch_init_dl_data()"); | |
90 | |
91 memset (pcch, 0, sizeof (T_CCH)); | |
92 pcch->ch_type = L2_CHANNEL_SACCH; | |
93 | |
94 if (dl_data->dcch3_in_msg) | |
95 { | |
96 COM_FREE_POINTER (dl_data->dcch3_in_msg); | |
97 dl_data->dcch3_in_msg = NULL; | |
98 } | |
99 | |
100 sacch0_reset_meas (); | |
101 } | |
102 | |
103 /* | |
104 +--------------------------------------------------------------------+ | |
105 | PROJECT : GSM-PS (6147) MODULE : DL_SACCH0 | | |
106 | STATE : code ROUTINE : sacch0_reset_meas | | |
107 +--------------------------------------------------------------------+ | |
108 | |
109 PURPOSE : Reset measurement reports and sacch_mode. | |
110 | |
111 */ | |
112 | |
113 GLOBAL void sacch0_reset_meas (void) | |
114 { | |
115 GET_INSTANCE_DATA; | |
116 dl_data->sacch_act_buffer = meas_report_no_nc; | |
117 dl_data->sacch_last_buffer= meas_report_no_nc; | |
118 dl_data->sacch_mode = 2; | |
119 } | |
120 | |
121 /* | |
122 +--------------------------------------------------------------------+ | |
123 | PROJECT : GSM-PS (6147) MODULE : DL_SACCH0 | | |
124 | STATE : code ROUTINE : sacch_send_data | | |
125 +--------------------------------------------------------------------+ | |
126 | |
127 PURPOSE : Send unacknowledged data on SACCH, SAPI=0. | |
128 | |
129 */ | |
130 | |
131 GLOBAL void sacch0_send_data (void) | |
132 { | |
133 GET_INSTANCE_DATA; | |
134 TRACE_FUNCTION ("sacch_send_data()"); | |
135 | |
136 TRACE_EVENT_WIN_P2 ("SACCH0 MODE = %d, %s", dl_data->sacch_mode, | |
137 (dl_data->rr_short_pd_buffer.l_buf AND | |
138 dl_data->rr_short_pd_ch_type EQ L2_CHANNEL_SACCH) ? "RR short PD" : "normal"); | |
139 | |
140 if (dl_data->rr_short_pd_buffer.l_buf AND | |
141 dl_data->rr_short_pd_ch_type EQ L2_CHANNEL_SACCH) | |
142 { /* RR message with short PD, short L2 header type 1, format Bter */ | |
143 com_build_UI_Bter (L2_CHANNEL_SACCH); | |
144 } | |
145 else | |
146 { /* format A or B */ | |
147 if (dl_data->sacch_mode EQ 2) | |
148 { | |
149 com_build_UI_command (L2_CHANNEL_SACCH, PS_SAPI_0, &meas_report_invalid); | |
150 } | |
151 else | |
152 { | |
153 if (dl_data->dl_active EQ FALSE) | |
154 dl_data->sacch_last_buffer = dl_data->sacch_act_buffer; | |
155 | |
156 com_build_UI_command (L2_CHANNEL_SACCH, PS_SAPI_0, &dl_data->sacch_last_buffer); | |
157 } | |
158 if (dl_data->sacch_mode) | |
159 dl_data->sacch_mode--; | |
160 } | |
161 } | |
162 | |
163 #endif | |
164 |