FreeCalypso > hg > freecalypso-sw
view gsm-fw/g23m-aci/aci/dcm_state.c @ 992:a7b0b426f9ca
target-utils: boot ROM UART autodetection revamped
The new implementation should work with both the familiar Calypso C035
boot ROM version found in our regular targets as well as the older
Calypso F741979B version found on the vintage D-Sample board.
author | Mychaela Falconia <falcon@ivan.Harhan.ORG> |
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date | Wed, 30 Dec 2015 21:28:41 +0000 |
parents | eedbf248bac0 |
children |
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/* +----------------------------------------------------------------------------- | Project : GSM-F&D (8411) | Modul : ACI +----------------------------------------------------------------------------- | 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. +----------------------------------------------------------------------------- | Description : This file contains Functions corresponding to each state of DCM state machine. +------------------------------------------------------ ----------------------- */ /*********************************** INCLUDES ********************************/ #include "aci_all.h" #include "dcm.h" #include "dcm_utils.h" #include "dcm_state.h" #include "dcm_env.h" /**************************** LOCAL VARIABLE DEFINITION **********************/ /**************************** EXTERN VARIABLE DEFINITION *********************/ extern T_DCM_ENV_CTRL_BLK *dcm_env_ctrl_blk_p; /**************************** LOCAL FUCNTION DEFINITION **********************/ /************************** EXTERN FUCNTION DEFINITION ***********************/ /******************************************************************************* * Function : dcm_idle * Description : Called when DCM state is DCM_IDLE * and DCM has received a message. * Parameter : T_DCM_HDR * -Pointer on the header of the message. * Return : T_DCM_RET * -DCM Result : DCM_OK, DCM_NOT_READY, DCM_UNKNOWN_EVENT *******************************************************************************/ T_DCM_RET dcm_idle (T_DCM_HDR * msg_p) { TRACE_FUNCTION("DCM: dcm_idle()"); if(msg_p->msg_id == DCM_OPEN_CONN_REQ_MSG) { return dcm_process_open_conn_event((T_DCM_OPEN_CONN_REQ_MSG*)msg_p); } else { return dcm_process_unknown_event_in_idle(msg_p); } } /******************************************************************************* * Function : dcm_activating_conn * Description : Called when DCM state is DCM_ACTIVATING_CONN * and DCM has received a message. * Parameter : T_DCM_HDR * -Pointer on the header of the message. * Return : T_DCM_RET * -DCM Result : DCM_OK, DCM_NOT_READY, DCM_UNKNOWN_EVENT *******************************************************************************/ T_DCM_RET dcm_activating_conn(T_DCM_HDR * msg_p) { U8 current_row = dcm_env_ctrl_blk_p->current_row; TRACE_FUNCTION("DCM: dcm_activating_conn()"); switch(dcm_env_ctrl_blk_p->substate[0]) { case DCM_SUB_WAIT_CGATT_CNF : dcm_env_ctrl_blk_p->dcm_call_back = NULL; if(msg_p->msg_id == DCM_NEXT_CMD_READY_MSG OR msg_p->msg_id == DCM_NEXT_CMD_STOP_MSG) { return dcm_process_cgatt_ans(msg_p, current_row); } else { return dcm_process_unwaited_events_state_intermediate_conn(msg_p); } case DCM_SUB_WAIT_CGACT_CNF : dcm_env_ctrl_blk_p->dcm_call_back = NULL; if(msg_p->msg_id == DCM_NEXT_CMD_READY_MSG OR msg_p->msg_id == DCM_NEXT_CMD_STOP_MSG) { return dcm_process_cgact_ans(msg_p, current_row); } else { return dcm_process_unwaited_events_state_intermediate_conn(msg_p); } case DCM_SUB_WAIT_SATDN_CNF: dcm_env_ctrl_blk_p->dcm_call_back = NULL; if(msg_p->msg_id == DCM_NEXT_CMD_READY_MSG OR msg_p->msg_id == DCM_NEXT_CMD_STOP_MSG OR msg_p->msg_id == DCM_ERROR_IND_MSG) { return dcm_process_sat_dn_ans(msg_p, current_row); } else { return dcm_process_unwaited_events_state_intermediate_conn(msg_p); } default: return DCM_OK; } } /******************************************************************************* * Function : dcm_conn_activated * Description : if DCM receive message from application or PS, * when DCM state is DCM_CONN_ACTIVATED * this function is called and process reciving message. * Parameter : T_DCM_HDR * -Pointer on the header of the message. * Return : T_DCM_RET * -DCM Result : DCM_OK, DCM_NOT_READY, DCM_UNKNOWN_EVENT *******************************************************************************/ T_DCM_RET dcm_conn_activated(T_DCM_HDR * msg_p) { TRACE_FUNCTION("DCM: dcm_conn_activated()"); switch(msg_p->msg_id) { case DCM_OPEN_CONN_REQ_MSG: return dcm_process_open_conn_event((T_DCM_OPEN_CONN_REQ_MSG*)msg_p); case DCM_CLOSE_CONN_REQ_MSG: return dcm_process_close_conn_event((T_DCM_CLOSE_CONN_REQ_MSG *)msg_p); case DCM_ERROR_IND_MSG : return dcm_process_event_error_reception(msg_p); default: /* Ignore event - Stay in the same state. */ return DCM_UNKNOWN_EVENT; } } /******************************************************************************* * Function : dcm_closing_conn * Description : if DCM receive message from application or PS, * when DCM state is DCM_CLOSING_CONN * this function is called and process reciving message. * Parameter : T_DCM_HDR * -Pointer on the header of the message. * Return : T_DCM_RET * -DCM Result : DCM_OK, DCM_NOT_READY, DCM_UNKNOWN_EVENT *******************************************************************************/ T_DCM_RET dcm_closing_conn(T_DCM_HDR * msg_p ) { U8 current_row = dcm_env_ctrl_blk_p->current_row; TRACE_FUNCTION("DCM: dcm_closing_conn()"); switch(dcm_env_ctrl_blk_p->substate[0]) { case DCM_SUB_WAIT_CGDEACT_CNF: // dcm_env_ctrl_blk_p->dcm_call_back = NULL; //pinghua DCM_OPEN_CLOSE patch 20080429 if(msg_p->msg_id == DCM_NEXT_CMD_READY_MSG OR msg_p->msg_id == DCM_NEXT_CMD_STOP_MSG) { dcm_env_ctrl_blk_p->dcm_call_back = NULL; //pinghua DCM_OPEN_CLOSE patch 20080429 return dcm_process_cgdeact_ans(msg_p,current_row); } else { return dcm_process_unwaited_events_state_intermediate_conn(msg_p); } /*lint -e527 suppress Warning -- Unreachable */ /* break is removed ,as case is returning before break so it is not needed */ /*lint +e527 */ case DCM_SUB_WAIT_SATH_CNF: // dcm_env_ctrl_blk_p->dcm_call_back = NULL; //pinghua DCM_OPEN_CLOSE patch 20080429 if(msg_p->msg_id == DCM_NEXT_CMD_READY_MSG OR msg_p->msg_id == DCM_NEXT_CMD_STOP_MSG) { dcm_env_ctrl_blk_p->dcm_call_back = NULL; //pinghua DCM_OPEN_CLOSE patch 20080429 return dcm_process_sat_h_ans(msg_p,current_row); } else { return dcm_process_unwaited_events_state_intermediate_conn(msg_p); } /*lint -e527 suppress Warning -- Unreachable */ /* break is removed ,as case is returning before break so it is not needed */ /*lint +e527 */ default: return DCM_UNKNOWN_EVENT; } } /******************************************************************************/ LOCAL char* state_to_string(U8 state) { switch(state) { case DCM_OFF: return "DCM_OFF"; case DCM_IDLE: return "DCM_IDLE"; case DCM_ACTIVATING_CONN: return "DCM_ACTIVATING_CONN"; case DCM_CONN_ACTIVATED: return "DCM_CONN_ACTIVATED"; case DCM_CLOSING_CONN: return "DCM_CLOSING_CONN"; default: return "Unkown DCM-state"; } } LOCAL char* substate_to_string(U8 sub_state) { switch(sub_state) { case DCM_SUB_NO_ACTION: return "DCM_SUB_NO_ACTION"; case DCM_SUB_WAIT_CGATT_CNF: return "DCM_SUB_WAIT_CGATT_CNF"; case DCM_SUB_WAIT_CGACT_CNF: return "DCM_SUB_WAIT_CGACT_CNF"; case DCM_SUB_WAIT_SATDN_CNF: return "DCM_SUB_WAIT_SATDN_CNF"; case DCM_SUB_WAIT_SATH_CNF: return "DCM_SUB_WAIT_SATH_CNF"; case DCM_SUB_WAIT_CGDEATT_CNF: return "DCM_SUB_WAIT_CGDEATT_CNF"; case DCM_SUB_WAIT_CGDEACT_CNF: return "DCM_SUB_WAIT_CGDEACT_CNF"; default: return "Unkown DCM-sub_state"; } } void dcm_dispay_state(U8 state, U8 substate) { TRACE_EVENT_P2("DCM: State= %s : Substate= %s", state_to_string(state), substate_to_string(substate)); } void dcm_dispay_sub_state(U8 substate_1, U8 substate_2) { TRACE_EVENT_P2("DCM: Substate_1= %s : Substate_2= %s" , substate_to_string(substate_1),substate_to_string(substate_2)); } /** * Function used to change of automaton state * * @param state and associated substate * @return DCM_OK or DCM errors */ T_DCM_RET dcm_new_state(U8 state, U8 substate) { TRACE_FUNCTION("DCM: dcm_new_state()"); dcm_dispay_state(state, substate); dcm_env_ctrl_blk_p->state[0] = (T_DCM_INTERNAL_STATE)state; dcm_env_ctrl_blk_p->substate[0] = (T_DCM_INTERNAL_SUBSTATE)substate; return DCM_OK; } /** * Function used to save of automaton state * * @param none * @return DCM_OK or DCM errors */ T_DCM_RET dcm_save_state(void) { TRACE_FUNCTION("DCM: dcm_save_state()"); dcm_env_ctrl_blk_p->state[1] = dcm_env_ctrl_blk_p->state[0]; dcm_env_ctrl_blk_p->substate[1] = dcm_env_ctrl_blk_p->substate[0]; return DCM_OK; } /** * Function used to restore the automaton state (before saving) * * @param none * @return DCM_OK or DCM errors */ T_DCM_RET dcm_restore_state(void) { TRACE_FUNCTION("DCM: dcm_restore_state()"); dcm_env_ctrl_blk_p->state[0] = dcm_env_ctrl_blk_p->state[1]; dcm_env_ctrl_blk_p->substate[0] = dcm_env_ctrl_blk_p->substate[1]; return DCM_OK; }