FreeCalypso > hg > fc-magnetite
view src/g23m-aci/uart/uart_drxp.c @ 381:c6823ed06f9c
doc/Compiling: update for C11x and for the speed-up trick
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sat, 13 Jan 2018 21:10:08 +0000 |
parents | 53929b40109c |
children |
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/* +----------------------------------------------------------------------------- | Project : | Modul : +----------------------------------------------------------------------------- | Copyright 2002 Texas Instruments Berlin, AG | All rights reserved. | | This file is confidential and a trade secret of Texas | Instruments Berlin, AG | The receipt of or possession of this file does not convey | any rights to reproduce or disclose its contents or to | manufacture, use, or sell anything it may describe, in | whole, or in part, without the specific written consent of | Texas Instruments Berlin, AG. +----------------------------------------------------------------------------- | Purpose : This modul is part of the entity UART and implements all | functions to handles the incoming primitives as described in | the SDL-documentation (DRX-statemachine) +----------------------------------------------------------------------------- */ #ifndef UART_DRXP_C #define UART_DRXP_C #endif /* !UART_DRXP_C */ #define ENTITY_UART /*==== INCLUDES =============================================================*/ #ifdef WIN32 #include "nucleus.h" #endif /* WIN32 */ #include "typedefs.h" /* to get Condat data types */ #include "vsi.h" /* to get a lot of macros */ #include "macdef.h" /* to get a lot of macros */ #include "custom.h" #include "gsm.h" /* to get a lot of macros */ #include "cnf_uart.h" /* to get cnf-definitions */ #include "mon_uart.h" /* to get mon-definitions */ #include "prim.h" /* to get the definitions of used SAP and directions */ #include "dti.h" /* to get dti lib */ #include "pei.h" /* to get PEI interface */ #ifdef FF_MULTI_PORT #include "gsi.h" /* to get definitions of serial driver */ #else /* FF_MULTI_PORT */ #ifdef _TARGET_ #include "uart/serialswitch.h" #include "uart/traceswitch.h" #else /* _TARGET_ */ #include "serial_dat.h" /* to get definitions of serial driver */ #endif /* _TARGET_ */ #endif /* FF_MULTI_PORT */ #include "uart.h" /* to get the global entity definitions */ #include "uart_kers.h" /* to get signal definitions for service KER */ #ifdef FF_MULTI_PORT #include "uart_ptxs.h" /* to get signal definitions for service TX */ #else /* FF_MULTI_PORT */ #include "uart_txs.h" /* to get signal definitions for service TX */ #endif /* FF_MULTI_PORT */ #include "uart_drxf.h" /* to get function definitions for service DRX */ #ifdef _SIMULATION_ #include <stdio.h> /* to get sprintf */ #endif /* _SIMULATION_ */ /*==== CONST ================================================================*/ /*==== LOCAL VARS ===========================================================*/ /*==== PRIVATE FUNCTIONS ====================================================*/ /*==== PUBLIC FUNCTIONS =====================================================*/ /* +------------------------------------------------------------------------------ | Function : sig_dti_drx_data_received_ind +------------------------------------------------------------------------------ | Description : Handles the DTILIB callback call DTI_REASON_DATA_RECEIVED | This signal means that data has been received on a dti | connection. | | Parameter : dti_data2_ind | +------------------------------------------------------------------------------ */ GLOBAL void sig_dti_drx_data_received_ind(T_DTI2_DATA_IND *dti_data2_ind) { T_desc2* temp_desc1; T_desc2* temp_desc2; TRACE_FUNCTION( "drx_dti_data_req" ); #ifdef UART_RANGE_CHECK if(dti_data2_ind EQ NULL) { TRACE_EVENT("ERROR: dti_data2_ind is NULL"); } else if((*((ULONG*)((UBYTE*)dti_data2_ind - sizeof(T_PRIM_HEADER) - 8))) NEQ 0) { TRACE_EVENT_P1("ERROR: dti_data2_ind=%08x is not allocated", dti_data2_ind); } else { T_desc2* range_desc; USHORT range_sum; if((dti_data2_ind->parameters.st_lines.st_flow NEQ DTI_FLOW_ON) && (dti_data2_ind->parameters.st_lines.st_flow NEQ DTI_FLOW_OFF)) { TRACE_EVENT_P1("ERROR: st_flow=%d is invalid", dti_data2_ind->parameters.st_lines.st_flow); } if((dti_data2_ind->parameters.st_lines.st_line_sa NEQ DTI_SA_ON) && (dti_data2_ind->parameters.st_lines.st_line_sa NEQ DTI_SA_OFF)) { TRACE_EVENT_P1("ERROR: st_line_sa=%d is invalid", dti_data2_ind->parameters.st_lines.st_line_sa); } if((dti_data2_ind->parameters.st_lines.st_line_sb NEQ DTI_SB_ON) && (dti_data2_ind->parameters.st_lines.st_line_sb NEQ DTI_SB_OFF)) { TRACE_EVENT_P1("ERROR: st_line_sb=%d is invalid", dti_data2_ind->parameters.st_lines.st_line_sb); } range_desc = (T_desc2*)(dti_data2_ind->desc_list2.first); range_sum = 0; while((range_desc) && ((*((ULONG*)((UBYTE*)range_desc - 8))) EQ 0)) { range_sum += range_desc->len; range_desc = (T_desc2*)(range_desc->next); } if(range_desc) { TRACE_EVENT_P1("ERROR: data descriptor (%08x) not allocated", range_desc); } else if(range_sum NEQ dti_data_req->desc_list2.list_len) { TRACE_EVENT_P2("ERROR: datalength=%d NEQ list_len=%d", range_sum, dti_data2_ind->desc_list2.list_len); } } #endif /* UART_RANGE_CHECK */ switch( GET_STATE( UART_SERVICE_DRX ) ) { case DRX_READY: SET_STATE( UART_SERVICE_DRX, DRX_NOT_READY ); dti_stop( uart_hDTI, uart_data->device, UART_DTI_UP_INTERFACE, uart_data->drx->dlc_instance ); /* * store data descriptor */ temp_desc1 = (T_desc2*)(dti_data2_ind->desc_list2.first); while((temp_desc1) && (temp_desc1->len EQ 0)) { temp_desc2 = (T_desc2*)temp_desc1->next; MFREE(temp_desc1); temp_desc1 = temp_desc2; } uart_data->drx->received_data = temp_desc1; uart_data->drx->read_pos = 0; /* * inform kernel about line states */ sig_drx_ker_line_states_ind(uart_data->drx->dlc_instance, dti_data2_ind->parameters.st_lines.st_flow, dti_data2_ind->parameters.st_lines.st_line_sa, dti_data2_ind->parameters.st_lines.st_line_sb, dti_data2_ind->parameters.st_lines.st_break_len); /* * check if service can send data to peer */ if(uart_data->drx->data_flow EQ UART_FLOW_ENABLED) { /* * yes, now if there is data to send, do it */ if(uart_data->drx->received_data) { sig_drx_tx_data_available_ind( uart_data->drx->dlc_instance, uart_data->drx->received_data, uart_data->drx->read_pos ); } else { /* * no data to send, do positive flow control towards upper layer */ SET_STATE( UART_SERVICE_DRX, DRX_READY ); dti_start( uart_hDTI, uart_data->device, UART_DTI_UP_INTERFACE, uart_data->drx->dlc_instance ); } } break; default: TRACE_ERROR( "DTI_DATA2_IND unexpected" ); /* * since the descriptor will not be sent, free it */ MFREE_DESC2( dti_data2_ind->desc_list2.first ); break; } /* * free primitive (freeing of descriptors has been done before if necessary) */ PFREE( dti_data2_ind ); } /* sig_dti_drx_data_received_ind() */