FreeCalypso > hg > fc-selenite
view src/gpf/tst/drv/mux.c @ 127:ee67197fd2e5
README: added note about Selenite getting synced with Magnetite
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Wed, 07 Nov 2018 09:52:06 +0000 |
parents | 8b2a9a374324 |
children |
line wrap: on
line source
/* +------------------------------------------------------------------------------ | File: mux.c +------------------------------------------------------------------------------ | 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 Module defines the adaptation of the MUX_tr driver | to the GDI. +----------------------------------------------------------------------------- */ #ifdef __MUX_C__ #define __MUX_C__ #endif #include "stdlib.h" #include <stdio.h> #include "string.h" #include "typedefs.h" #include "tools.h" #include "os.h" #include "gdi.h" #include "vsi.h" #include "glob_defs.h" #undef VSI_CALLER #include "frame.h" #include "prim.h" /* to get the definitions of used SAP and directions */ #include "gsm.h" #include "pei.h" #include "route.h" #include "dti.h" /* functionality of the dti library */ #include "mux.h" /* to get the global entity definitions */ #include "frame.h" /*==== TYPES ======================================================*/ /*==== CONSTANTS ==================================================*/ #define VSI_CALLER m_tst_handle, #define VSI_CALLER_SINGLE m_tst_handle #define ALLOWED_MUX_SIGNALS (DRV_SIGTYPE_READ|DRV_SIGTYPE_CONNECT) #define TST_NAME "TST" /*==== EXTERNALS ==================================================*/ extern T_HANDLE ext_data_pool_handle; extern T_QMSG QueueMsg; /*==== GLOBAL VARIABLES ==================================================*/ /*==== LOCAL VARIABLES ==================================================*/ static T_DRV_SIGNAL Signal; T_HANDLE m_tst_handle; /*==== FUNCTIONS ==================================================*/ /* +--------------------------------------------------------------------+ | PROJECT : GSM-Frame (8415) MODULE : MUX | | STATE : code ROUTINE : mux_Exit | +--------------------------------------------------------------------+ PURPOSE : exit a driver */ void mux_Exit ( void ) { //vsi_p_delete (0, vsi_p_handle (0,"MTST")); mux_data.Connected = FALSE; } /* +--------------------------------------------------------------------+ | PROJECT : GSM-Frame (8415) MODULE : MUX | | STATE : code ROUTINE : mux_Read | +--------------------------------------------------------------------+ PURPOSE : read data from driver */ USHORT mux_Read ( void *Buffer, ULONG *BytesToRead ) { T_desc2 *d; T_desc2 *d_new; /* copy data into buffer */ *BytesToRead=0; d=mux_data.recv_data; while (d) { d_new=(T_desc2 *)d->next; *BytesToRead += d->len; memcpy(Buffer, d->buffer, d->len); /* free memory */ MFREE(d); d=d_new; } if (mux_data.dti_state NEQ IDLE) /* not yet configured */ { return DRV_NOTCONFIGURED; } else { /* inform UART that we are ready to receive next data package */ dti_start ( mtst_hDTI, MTST_DTI_DN_INSTANCE, MTST_DTI_DN_INTERFACE, MTST_DTI_DN_CHANNEL ); } return DRV_OK; } /* +--------------------------------------------------------------------+ | PROJECT : GSM-Frame (8415) MODULE : MUX | | STATE : code ROUTINE : mux_Write | +--------------------------------------------------------------------+ PURPOSE : write data to driver */ USHORT mux_Write ( void *Buffer, ULONG *BytesToWrite ) { USHORT ret = DRV_OK; if (mux_data.h_comm_mtst==VSI_ERROR) /* not yet configured */ { ret=DRV_NOTCONFIGURED; } else { T_desc2 *d; T_QMSG *pMsg = &QueueMsg; PALLOC(localPrimPtr, DTI2_DATA_IND); /* fill in parameters */ localPrimPtr->parameters.p_id=DTI_PID_UOS; /* protocol identifier */ /* flow control state */ localPrimPtr->parameters.st_lines.st_flow=DTI_FLOW_ON; /* line state sa */ localPrimPtr->parameters.st_lines.st_line_sa=DTI_SA_ON; /* line state sb */ localPrimPtr->parameters.st_lines.st_line_sb=DTI_SB_ON; /* break length */ localPrimPtr->parameters.st_lines.st_break_len=DTI_BREAK_OFF; /* list of generic data descriptors */ MALLOC(d,(ULONG)(sizeof(T_desc2)+*BytesToWrite-1)); localPrimPtr->desc_list2.first=(ULONG)d; localPrimPtr->desc_list2.list_len= (USHORT)*BytesToWrite; d->next = 0; d->len = (USHORT)*BytesToWrite; d->size = *BytesToWrite; d->offset = 0; memcpy(d->buffer,Buffer,*BytesToWrite); /* PSEND without tracing */ pMsg->Msg.Primitive.Prim = (T_VOID_STRUCT*)(D2P(localPrimPtr)); pMsg->Msg.Primitive.PrimLen = PSIZE(localPrimPtr); pMsg->MsgType = MSG_PRIMITIVE; #ifdef MEMORY_SUPERVISION vsi_c_send (VSI_CALLER mux_data.h_comm_mtst,pMsg,__FILE__,__LINE__); #else vsi_c_send (VSI_CALLER mux_data.h_comm_mtst,pMsg); #endif } return ( ret ); } /* +--------------------------------------------------------------------+ | PROJECT : GSM-Frame (8415) MODULE : MUX | | STATE : code ROUTINE : mux_SetSignal | +--------------------------------------------------------------------+ PURPOSE : enable signal for the driver */ USHORT mux_SetSignal ( USHORT SignalType ) { if ( !(SignalType & ALLOWED_MUX_SIGNALS) ) return DRV_INVALID_PARAMS; else mux_data.EnabledSignalType |= SignalType; return DRV_OK; } /* +--------------------------------------------------------------------+ | PROJECT : GSM-Frame (8415) MODULE : MUX | | STATE : code ROUTINE : mux_ResetSignal | +--------------------------------------------------------------------+ PURPOSE : disable signal for the driver */ USHORT mux_ResetSignal ( USHORT SignalType ) { if ( !(SignalType & ALLOWED_MUX_SIGNALS) ) return DRV_INVALID_PARAMS; else mux_data.EnabledSignalType &= ~SignalType; return DRV_OK; } /* +--------------------------------------------------------------------+ | PROJECT : GSM-Frame (8415) MODULE : MUX | | STATE : code ROUTINE : mux_SetConfig | +--------------------------------------------------------------------+ PURPOSE : set configuration for the driver PARAMS: Buffer - configuration string ("<DTI-partner> <tui> <c_id>") */ USHORT mux_SetConfig ( char *Buffer ) { char token [10]; char peer_name [10]; USHORT len; ULONG link_id; if ( !mux_data.Connected ) { Signal.SignalType = DRV_SIGTYPE_CONNECT; Signal.DrvHandle = mux_data.Handle; (mux_data.Callback)( &Signal ); mux_data.Connected = TRUE; return DRV_OK; } /* interprete configuration string */ if (!(len = GetNextToken (Buffer, token, " #"))) { return DRV_INVALID_PARAMS; } else { Buffer += (len+1); } if (strcmp(token,"STOP")==0) { dti_close ( mtst_hDTI, MTST_DTI_DN_INSTANCE, MTST_DTI_DN_INTERFACE, MTST_DTI_DN_CHANNEL, FALSE ); mux_data.dti_state=CLOSED; mux_data.h_comm_mtst=VSI_ERROR; /* xxxxx set m_uart_ready = 0 ?! */ if (mux_data.send_data_buf_count>0) { /* xxxxx clear send_buffer ?! */ mux_data.send_data_buf_count=0; } return DRV_OK; } strcpy(peer_name, token); if (!(len = GetNextToken (Buffer, token, " #"))) { return DRV_INVALID_PARAMS; } else { Buffer += (len+1); } link_id=atoi(token); if( dti_open ( mtst_hDTI, MTST_DTI_DN_INSTANCE, MTST_DTI_DN_INTERFACE, MTST_DTI_DN_CHANNEL, DTI_QUEUE_DISABLED, /* DTI_QUEUE_UNLIMITED in order to queue data */ DTI_CHANNEL_TO_LOWER_LAYER, FLOW_CNTRL_ENABLED, DTI_VERSION_10, (U8*)peer_name, link_id ) EQ FALSE) return DRV_INVALID_PARAMS; /* reset send_data_buf counter */ mux_data.send_data_buf_count=0; /* set internal communication handle */ while ( (mux_data.h_comm_mtst=vsi_c_open (0, "MTST")) == VSI_ERROR) { vsi_t_sleep(0,100); }; /* inform UART that we are ready to receive next data package */ { dti_start ( mtst_hDTI, MTST_DTI_DN_INSTANCE, MTST_DTI_DN_INTERFACE, MTST_DTI_DN_CHANNEL ); } return DRV_OK; } /* +--------------------------------------------------------------------+ | PROJECT : GSM-Frame (8415) MODULE : MUX | | STATE : code ROUTINE : mux_Init | +--------------------------------------------------------------------+ PURPOSE : initialize driver */ USHORT mux_Init ( USHORT DrvHandle, T_DRV_CB_FUNC CallbackFunc, T_DRV_EXPORT const **DrvInfo ) { T_HANDLE mux_handle; static const T_DRV_EXPORT mux_Info = { "MUX", CALLED_FROM_ISR, { /*mux_Init,*/ mux_Exit, mux_Read, mux_Write, NULL, NULL, NULL, mux_SetSignal, mux_ResetSignal, mux_SetConfig, NULL, NULL, } }; mux_data.Handle = DrvHandle; mux_data.EnabledSignalType = 0; mux_data.Callback = CallbackFunc; mux_data.Connected = FALSE; mux_data.dti_state = CLOSED; mux_data.h_comm_mtst = VSI_ERROR; mux_handle = vsi_p_create (0, mux_pei_create, NULL, ext_data_pool_handle); if (vsi_p_start (0, mux_handle) != VSI_OK) { return DRV_INITFAILURE; }; *DrvInfo = &mux_Info; m_tst_handle=vsi_c_open (0,TST_NAME); return DRV_OK; }