FreeCalypso > hg > fc-selenite
view src/g23m-fad/l2r/tra_dnf.c @ 112:fdecfb3bd860
.../drv_app/r2d/r2d_*.c: LCD include case fixes from Magnetite
R2D is not used in Selenite, but we strive to keep the two source trees
in sync as much as possible to reduce the diffs.
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sat, 13 Oct 2018 16:56:22 +0000 |
parents | d393cd9bb723 |
children |
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/* +----------------------------------------------------------------------------- | Project : CSD (8411) | Modul : tra_dnf.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 TRA +----------------------------------------------------------------------------- */ #ifndef TRA_DNF_C #define TRA_DNF_C #endif #define ENTITY_L2R /*==== INCLUDES ===================================================*/ #include <string.h> #include "typedefs.h" #include "pconst.cdg" #include "vsi.h" #include "macdef.h" #include "custom.h" #include "gsm.h" #include "prim.h" #include "pei.h" #include "tok.h" #include "dti.h" #include "cl_ribu.h" #include "tra_pei.h" #include "tra.h" /*==== CONST =======================================================*/ /*==== TYPES =======================================================*/ /*==== VAR EXPORT ==================================================*/ /*==== VAR LOCAL ===================================================*/ /*==== FUNCTIONS ===================================================*/ /* +------------------------------------------------------------------------------ | Function : dl_init +------------------------------------------------------------------------------ | Description : initialise the l2r data for the downlink process | | Parameters : T_TRA_DN *ddl | | | Return : - +------------------------------------------------------------------------------ */ GLOBAL void dl_init(T_TRA_DN *ddl) { TRACE_FUNCTION ("dl_init()"); ddl->sa = FL_INACTIVE; ddl->sb = FL_INACTIVE; ddl->x = FL_INACTIVE; ddl->prim = NULL; /* meaning: no DTI2_DATA_IND allocated yet */ ddl->Brk_dti_data_ind = NULL; SET_STATE (DN, DN_INACTIVE); } /* +------------------------------------------------------------------------------ | Function : dl_send_data_ind +------------------------------------------------------------------------------ | Description : This procedure copies data from the downlink ring buffer | into a a dti_data_ind primitive and sends this primitive | to the upper layer. | (Just the SDU data are copied into the ring buffer by RA!) | Parameters : - | | | Return : - +------------------------------------------------------------------------------ */ GLOBAL BOOL dl_send_data_ind(void) { T_TRA_DN *ddl = &tra_data->dn; TRACE_FUNCTION ("dl_send_data_ind()"); if (ddl->prim NEQ NULL) /* check for existing dti_data_ind */ { ddl->prim->parameters.st_lines.st_line_sa = ddl->sa; ddl->prim->parameters.st_lines.st_line_sb = ddl->sb; ddl->prim->parameters.st_lines.st_flow = ddl->x; ddl->prim->parameters.st_lines.st_break_len = DTI_BREAK_OFF; ddl->prim->parameters.p_id = DTI_PID_UOS; ddl->prim->link_id = 0; /* dummy init */ dti_send_data (l2r_hDTI, TRA_DTI_UP_INSTANCE, TRA_DTI_UP_INTERFACE, TRA_DTI_UP_CHANNEL, ddl->prim); ddl->prim = NULL; return TRUE; } else { TRACE_EVENT("no prim to send"); } return FALSE; } /* +------------------------------------------------------------------------------ | Function : dl_prep_data_ind +------------------------------------------------------------------------------ | Description : This procedure appends data from the downlink ring buffer | to a already allocated dti_data_ind primitive | | Parameters : - | | | Return : - +------------------------------------------------------------------------------ */ GLOBAL void dl_prep_data_ind(T_FD *pFD) { T_desc2* desc; /* block to be copied to */ T_desc2* p_desc; /* prim to be copied to */ T_TRA_DN *ddl = &tra_data->dn; TRACE_FUNCTION ("dl_prep_data_ind()"); if (ddl->prim EQ NULL) /* check for existing dti_data_ind */ { PALLOC (dti_data_ind, DTI2_DATA_IND); /* start new prim */ ddl->prim = dti_data_ind; ddl->prim->desc_list2.list_len = 0; MALLOC (desc, TRA_DTI_BUF_SIZE); /* contains header bytes, too! */ dti_data_ind->desc_list2.first =(ULONG) desc; p_desc = (T_desc2 *) dti_data_ind->desc_list2.first; p_desc->len = 0; p_desc->size = 0; p_desc->offset = 0; p_desc->next = 0; ddl->list_end = desc; /* set flag for next entrance without sending */ } else { p_desc = ddl->list_end; /* append to remembered list end */ } if (!pFD) /* status bits changed; no data received */ { return; } if ((TRA_DTI_BUF_SIZE - p_desc->len - sizeof(T_desc2) + 1) >= MAX_SDU_SIZE) { memcpy(&p_desc->buffer[p_desc->len], pFD->buf, pFD->len); /* copy data from ring buffer */ } else /* start new block */ { MALLOC (desc, (USHORT)TRA_DTI_BUF_SIZE); p_desc->next = (ULONG) desc; /* Initialize the new block's fields to zero */ p_desc = (T_desc2 *)p_desc->next; p_desc->len = 0; p_desc->next = 0; p_desc->size = 0; p_desc->offset = 0; /* temporary solution */ memcpy(&p_desc->buffer[p_desc->len], pFD->buf, pFD->len); /* copy data from ring buffer */ ddl->list_end = p_desc; /* write back start of last list */ } p_desc->len += pFD->len; p_desc->size = p_desc->len; ddl->prim->desc_list2.list_len += pFD->len; } /* +------------------------------------------------------------------------------ | Function : rbm_init +------------------------------------------------------------------------------ | Description : | | Parameters : | | Return : - +------------------------------------------------------------------------------ */ GLOBAL void rbm_init(T_TRA_DN *ddl) { TRACE_FUNCTION ("rbm_init()"); cl_ribu_create(&tra_data->dn.ribu, MAX_SDU_SIZE, TRA_DLR_DEPTH); } /* +------------------------------------------------------------------------------ | Function : tra_get_next_FrameDesc +------------------------------------------------------------------------------ | Description : This function is called from the RA. | It returns the frame descriptor for that buffer, | which the RA has to write in the received frame. | | WRAPPER: Get frame descriptor for Layer 1 (TI) | Parameters : - | | Return : - +------------------------------------------------------------------------------ */ GLOBAL T_FD *tra_get_next_FrameDesc(void) { return (cl_ribu_get_new_frame_desc(tra_data->dn.ribu)); }