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annotate chipsetsw/drivers/drv_app/kpd/kpd_task.c @ 12:da79bf85bd73

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README added
author Space Falcon <falcon@ivan.Harhan.ORG>
date Tue, 02 Jun 2015 00:29:51 +0000
parents 509db1a7b7b8
children
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1 /**
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2 * @file kpd_task.c
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3 *
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4 * Coding of the main keypad function : kpd_core
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5 * This function loop in the process message function for waiting messages.
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6 *
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7 * @author Laurent Sollier (l-sollier@ti.com)
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8 * @version 0.1
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9 */
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10
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11 /*
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12 * History:
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13 *
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14 * Date Author Modification
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15 * ----------------------------------------
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16 * 10/10/2001 L Sollier Create
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17 *
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18 *
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19 * (C) Copyright 2001 by Texas Instruments Incorporated, All Rights Reserved
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20 */
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21
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22 #include "kpd/kpd_env.h"
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23 #include "kpd/kpd_i.h"
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24
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25 #include "rv/rv_general.h"
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26 #include "rvf/rvf_api.h"
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27 #include "rvm/rvm_use_id_list.h"
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28
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29
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30 /* External declaration until Riviera 1.6 is available*/
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31 extern T_RV_RET kpd_handle_msg(T_RV_HDR* msg_p);
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32 extern T_RV_RET kpd_handle_timer(UINT8 timer_num);
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33
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34
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35
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36 /**
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37 * @name Functions implementation
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38 *
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39 */
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40 /*@{*/
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41
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42 /**
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43 * function: kpd_core
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44 */
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45 T_RV_RET kpd_core(void)
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46 {
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47 BOOLEAN error_occured = FALSE;
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48 T_RV_HDR* msg_p;
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49 UINT16 received_event;
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50
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51 KPD_SEND_TRACE("KPD: Initialization", RV_TRACE_LEVEL_DEBUG_HIGH);
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52
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53 /* loop to process messages */
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54 while (error_occured == FALSE)
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55 {
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56 /* Wait for the necessary events. */
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57 received_event = rvf_wait ( 0xffff,0);
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58
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59 if (received_event & RVF_TASK_MBOX_0_EVT_MASK)
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60 {
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61 /* Read the message */
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62 msg_p = (T_RV_HDR*) rvf_read_mbox( KPD_MAILBOX_USED);
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63
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64 kpd_handle_msg(msg_p);
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65 }
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66
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67 if (received_event & RVF_TIMER_0_EVT_MASK)
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68 {
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69 kpd_handle_timer(RVF_TIMER_0);
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70 }
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71
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72 if (received_event & RVF_TIMER_1_EVT_MASK)
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73 {
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74 kpd_handle_timer(RVF_TIMER_1);
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75 }
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76 if (received_event & RVF_TIMER_2_EVT_MASK)
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77 {
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78 kpd_handle_timer(RVF_TIMER_2);
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79 }
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80 if (received_event & RVF_TIMER_3_EVT_MASK)
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81 {
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82 kpd_handle_timer(RVF_TIMER_3);
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83 }
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84
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85 }
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86
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87 return RV_OK;
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88 }