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view src/g23m-fad/rlp/rlp_sndf.c @ 460:4d4f0bba9469
doc/D-Sample written
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Mon, 19 Mar 2018 18:45:16 +0000 |
parents | 90eb61ecd093 |
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/* +----------------------------------------------------------------------------- | Project : CSD (8411) | Modul : Rlp_sndf.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 Modul defines the procedures and functions for | the component Radio Link Protocol of the base station +----------------------------------------------------------------------------- */ #ifndef RLP_SNDF_C #define RLP_SNDF_C #endif #define ENTITY_RLP /*==== INCLUDES ===================================================*/ #include <string.h> #include "typedefs.h" #include "vsi.h" #include "macdef.h" #include "custom.h" #include "gsm.h" #include "cus_rlp.h" #include "prim.h" #include "tok.h" #include "rlp.h" #ifdef _TARGET_ #include "ra_l1int.h" #endif /*==== CONST =======================================================*/ /*==== TYPES =======================================================*/ /*==== VAR EXPORT ==================================================*/ /*==== VAR LOCAL ===================================================*/ /*==== FUNCTIONS ===================================================*/ /* +------------------------------------------------------------------------------ | Function : snd_sendDataToRA +------------------------------------------------------------------------------ | Description : send a RA_DATA_REQ primitive to RA. In the implementation | this function uses the functional interface of the | RA-Adaptation layer to pass the primitive to RA. | | | Parameters : dataDesc | | | Return : - +------------------------------------------------------------------------------ */ LOCAL void snd_sendDataToRA(T_FRAME_DESC *dataDesc) { #ifdef _SIMULATION_ UBYTE i, j; USHORT sduLen = (dataDesc->Len[0]+dataDesc->Len[1]+3)<<3; PALLOC_SDU (ra_data_req, RA_DATA_REQ, sduLen); TRACE_FUNCTION ("snd_sendDataToRA()"); ra_data_req->fr_type = FR_RLP; ra_data_req->dtx_flg = DTX_DIS; ra_data_req->sdu.l_buf = sduLen; ra_data_req->sdu.o_buf = 0; j=0; for (i=0; i < dataDesc->Len[0]; i++) ra_data_req->sdu.buf[j++] = dataDesc->Adr[0][i]; for (i=0; i < dataDesc->Len[1]; i++) ra_data_req->sdu.buf[j++] = dataDesc->Adr[1][i]; ra_data_req->sdu.buf[rlp_data->snd.FrameSize - TRAILER_LEN] = 0x4f; ra_data_req->sdu.buf[rlp_data->snd.FrameSize - TRAILER_LEN + 1] = 0x4f; ra_data_req->sdu.buf[rlp_data->snd.FrameSize - TRAILER_LEN + 2] = 0x4f; #ifdef TRACE_RLP_FRAME if (rlp_data->uplink_frame_trace) { ker_trace_rlp_frame((T_RLP_FRAMEPTR)ra_data_req->sdu.buf); } #endif PSENDX (RA, ra_data_req); #else /* _TARGET_ */ /* * use functional interface of RA */ T_RA_DATA_REQ RA_data_req; RA_data_req.fr_type = FR_RLP; RA_data_req.dtx_flg = DTX_DIS; RA_data_req.status = 0; #ifdef TRACE_RLP_FRAME if (rlp_data->uplink_frame_trace) { ker_trace_rlp_frame((T_RLP_FRAMEPTR)datadesc->Adr[0]); } #endif l1i_ra_data_req (&RA_data_req, dataDesc); #endif /* _TARGET_ */ } /* +------------------------------------------------------------------------------ | Function : snd_init +------------------------------------------------------------------------------ | Description : initialise the rlp data for the send formatter process | | Parameters : | | | Return : +------------------------------------------------------------------------------ */ GLOBAL void snd_init(T_SND *snd) { USHORT i; TRACE_FUNCTION ("snd_init()"); /* * initialize the header only frame descriptor */ snd->HO_FrameDesc.Adr[0] = snd->HO_Frame; snd->HO_FrameDesc.Len[0] = FRAME_SIZE_LONG; snd->HO_FrameDesc.Adr[1] = NULL; snd->HO_FrameDesc.Len[1] = 0; /* memset (rlp_data->snd.HO_Frame, 0x2b, FRAME_SIZE_LONG); */ for (i = 2; i < FRAME_SIZE_LONG; i++) { snd->HO_Frame[i] = 0x41 + i; } INIT_STATE (SND, SPDU_WAIT_EVENT); } /* +------------------------------------------------------------------------------ | Function : snd_send_u_frame +------------------------------------------------------------------------------ | Description : build and send a U-Frame in uplink direction | | Parameters : frameType - | pFBit - | crBit - | dataDesc - | | | Return : - +------------------------------------------------------------------------------ */ GLOBAL void snd_send_u_frame ( T_UF frameType, T_BIT pFBit, T_BIT crBit, T_FRAME_DESC *dataDesc ) { UBYTE *frame; TRACE_FUNCTION ("snd_send_u_frame()"); if (dataDesc EQ NULL) dataDesc = &rlp_data->snd.HO_FrameDesc; frame = dataDesc->Adr[0]; /* * M5-M1 Bits (16, 15-11) */ frame[1] = (UBYTE) (frameType << 2); /* * P/F Bit (10) and Bit 9=1 */ frame[1] |= ((pFBit << 1) | 1); /* * Bits 8-2=1111100 Bit 1 = crBit */ frame[0] = (0xf8 | crBit); snd_sendDataToRA (dataDesc); } /* +------------------------------------------------------------------------------ | Function : snd_send_s_frame +------------------------------------------------------------------------------ | Description : build and send a S-Frame in uplink direction | | Parameters : | | | Return : +------------------------------------------------------------------------------ */ GLOBAL void snd_send_s_frame ( T_SF frameType, T_FRAME_NUM nr, T_BIT pFBit, T_BIT crBit, T_FRAME_DESC *dataDesc ) { UBYTE *frame; TRACE_FUNCTION ("snd_send_s_frame()"); if (dataDesc EQ NULL) dataDesc = &rlp_data->snd.HO_FrameDesc; frame = dataDesc->Adr[0]; /* * N(R) Bits (16-11) */ frame[1] = (UBYTE) (nr << 2); /* * P/F Bit (10) and Bit 9=1 */ frame[1] |= ((pFBit << 1) | 1); /* * Bits 8-4=11111, Bits 3-2 = frameType, Bit 1 = crBit */ frame[0] = (0xf0 | (frameType << 1) | crBit); snd_sendDataToRA (dataDesc); } /* +------------------------------------------------------------------------------ | Function : snd_send_si_frame +------------------------------------------------------------------------------ | Description : build and send a S+I-Frame in uplink direction | | Parameters : frameType - | nr - | pFBit - | ns - | crBit - | dataDesc - | | Return : - +------------------------------------------------------------------------------ */ GLOBAL void snd_send_si_frame ( T_SF frameType, T_FRAME_NUM nr, T_BIT pFBit, T_FRAME_NUM ns, T_BIT crBit, T_FRAME_DESC *dataDesc ) { UBYTE *frame; TRACE_FUNCTION ("snd_send_si_frame()"); if (dataDesc EQ NULL) dataDesc = &rlp_data->snd.HO_FrameDesc; frame = dataDesc->Adr[0]; /* * N(R) Bits (16-11) */ frame[1] = (UBYTE) (nr << 2); /* * P/F Bit (10) and Bit 9=ns(bit 0-4) */ frame[1] |= ((pFBit << 1) | (ns >> 5)); /* * Bits 8-4 = ns (bits 4-0), Bits 3-2 = frameType, Bit 1 = crBit */ frame[0] = ((ns << 3) | (frameType << 1) | crBit); snd_sendDataToRA (dataDesc); }