FreeCalypso > hg > fc-tourmaline
annotate src/g23m-fad/tcpip/rnet/rnet_rt/rnet_rt_api_listen.c @ 303:f76436d19a7a default tip
!GPRS config: fix long-standing AT+COPS chance hanging bug
There has been a long-standing bug in FreeCalypso going back years:
sometimes in the AT command bring-up sequence of an ACI-only MS,
the AT+COPS command would produce only a power scan followed by
cessation of protocol stack activity (only L1 ADC traces), instead
of the expected network search sequence. This behaviour was seen
in different FC firmware versions going back to Citrine, and seemed
to follow some law of chance, not reliably repeatable.
This bug has been tracked down and found to be specific to !GPRS
configuration, stemming from our TCS2/TCS3 hybrid and reconstruction
of !GPRS support that was bitrotten in TCS3.2/LoCosto version.
ACI module psa_mms.c, needed only for !GPRS, was missing in the TCS3
version and had to be pulled from TCS2 - but as it turns out,
there is a new field in the MMR_REG_REQ primitive that needs to be
set correctly, and that psa_mms.c module is the place where this
initialization needed to be added.
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Thu, 08 Jun 2023 08:23:37 +0000 |
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1 /** |
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2 * @file rnet_rt_api_listen.c |
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3 * |
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4 * RNET_RT API |
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5 * |
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6 * @author Regis Feneon |
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7 * @version 0.1 |
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8 */ |
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9 |
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10 /* |
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11 * $Id: rnet_rt_api_listen.c,v 1.3 2002/10/30 15:23:34 rf Exp $ |
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12 * $Name: ti_20021030 $ |
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13 * |
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14 * History: |
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15 * |
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16 * Date Author Modification |
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17 * -------------------------------------------------- |
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18 * 3/22/2002 Regis Feneon Create |
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19 * |
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20 * (C) Copyright 2002 by TI, All Rights Reserved |
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21 * |
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22 */ |
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23 |
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24 #include "rnet_cfg.h" |
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25 #ifdef RNET_CFG_REAL_TRANSPORT |
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26 |
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27 #include "rnet_rt_i.h" |
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28 #include "rnet_rt_env.h" |
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29 |
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30 /** |
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31 * Commands a connection to start listening for incoming connections. |
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32 * When an incoming connection is accepted, an RNET_ACCEPTED message is sent. |
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33 * The connection ID will have to be bound to a local port |
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34 * with the rnet_bind() function. |
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35 * |
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36 * Note that there is no accept function: After a call to listen, |
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37 * the application can receive RNET_ACCEPTED messages. |
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38 * |
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39 * @param desc Connection identifier [IN]. |
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40 * @return RNET_MEMORY_ERR No available memory for the listening connection. |
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41 * RNET_NOT_INITIALIZED NET subsystem not initialized (internal error). |
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42 * RNET_INTERNAL_ERR Network subsystem failed. |
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43 * or No more socket descriptors available. |
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44 * RNET_INVALID_PARAMETER Invalid connection ID. |
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45 * or Connection not bound with bind. |
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46 * or The ID does not support listening operation. |
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47 * RNET_IN_USE Connection already connected. |
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48 * RNET_NOT_READY Still processing a callback function. |
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49 * RNET_OK Listening successfully started. |
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50 */ |
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51 |
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52 T_RNET_RET rnet_rt_listen (T_RNET_DESC *desc) |
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53 { |
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54 int err; |
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55 |
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56 /* listen for connections */ |
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57 rvf_lock_mutex( &rnet_rt_env_ctrl_blk_p->mutex); |
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58 err = ngSAIOListen( (NGsock *) desc, RNET_RT_SOCK_LISTEN_MAX); |
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59 rvf_unlock_mutex( &rnet_rt_env_ctrl_blk_p->mutex); |
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60 |
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61 return( rnet_rt_ngip_error( err)); |
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62 } |
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63 |
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64 #endif /* ifdef RNET_CFG_REAL_TRANSPORT */ |
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65 |