FreeCalypso > hg > fc-tourmaline

annotate src/cs/drivers/drv_app/r2d/r2d_task.c @ 276:4221c724c664

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R2D: preparations for adding LCD hardware suspend handling
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 07 Sep 2021 21:05:38 +0000
parents 6541e43f88e5
children 0196b6bf633c
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1 /**
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2
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3 @file: r2d_task.c
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4
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5 @author Christophe Favergeon
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7 @version 0.5
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9 Purpose: Refresh task for R2D. It is calling the LCD dependent refresh subroutine
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11 */
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13 /*
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15 Date Modification
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16 ------------------------------------
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17 06/02/2001 Create
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18 10/18/2001 Version 0.5 for first integration with Riviera database
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21 (C) Copyright 2001 by Texas Instruments Incorporated, All Rights Reserved
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22 */
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25 #include "rv/general.h"
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26 #include "rvf/rvf_api.h"
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27 #include "rvm/rvm_api.h"
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28 #include "rvm/rvm_use_id_list.h"
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29 #include "r2d/r2d_messages.h"
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30 #include "r2d/r2d_env.h"
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31 #include "r2d/r2d_config.h"
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32 #include "r2d/r2d.h"
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33 #include "r2d/r2d_i.h"
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35 extern void r2d_refresh(void);
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37 extern INT16 r2d_g_refresh_disabled;
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38
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39 extern void r2d_process_onoff_message(T_R2D_EVT *msg);
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41 /* FreeCalypso addition */
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42 int r2d_is_running;
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44 /*******************************************************************************
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45 ** Function r2d_core
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46 **
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47 ** Description Core of the r2d task, which refresh the LCD
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48 **
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49 *******************************************************************************/
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50 T_RVM_RETURN r2d_core(void)
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51 {
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52 BOOLEAN error_occured = FALSE;
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53 T_R2D_EVT *msg;
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55 //r2d_start();
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57 rvf_send_trace("R2D REFRESH TASK STARTED", 24, NULL_PARAM,
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58 RV_TRACE_LEVEL_DEBUG_HIGH, R2D_USE_ID);
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59 #ifdef CONFIG_TARGET_LUNA
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60 r2d_refresh_task_secondary_init();
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61 rvf_send_trace("R2D secondary init complete", 27, NULL_PARAM,
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62 RV_TRACE_LEVEL_DEBUG_HIGH, R2D_USE_ID);
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63 #endif
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64 r2d_is_running = 1;
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66 /* loop to process messages */
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67 while (error_occured == FALSE)
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68 {
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69 UINT16 received_event;
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70 //rvf_send_trace("WAIT EVENT",strlen("WAIT EVENT"), NULL_PARAM,
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71 // RV_TRACE_LEVEL_DEBUG_HIGH, TRACE_XXX );
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72 /* Wait for the necessary events (infinite wait for a msg in the mailbox 0). */
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73 received_event = rvf_wait(EVENT_MASK(RVF_APPL_EVT_0) |
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74 RVF_TASK_MBOX_0_EVT_MASK, 0);
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75
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76 //rvf_send_trace("EVENT RECEIVED",strlen("EVENT RECEIVED"), NULL_PARAM,
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77 // RV_TRACE_LEVEL_DEBUG_HIGH, TRACE_XXX );
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78
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79 /* Check for mailbox events */
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80 if (received_event & RVF_TASK_MBOX_0_EVT_MASK)
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81 {
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82 /* Read the message in the driver mailbox and delegate action..*/
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83 msg = (T_R2D_EVT *) rvf_read_mbox(RVF_TASK_MBOX_0);
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84 if (msg) {
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85 if (msg->os_hdr.msg_id == R2D_MESSAGE_ONOFF)
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86 r2d_process_onoff_message(msg);
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87 rvf_free_buf ((void *) msg);
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88 }
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89 }
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90 /* Check for refresh trigger events */
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91 if (received_event & EVENT_MASK(RVF_APPL_EVT_0))
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92 {
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93 //rvf_send_trace("GOOD EVENT",strlen("GOOD EVENT"), NULL_PARAM,
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94 // RV_TRACE_LEVEL_DEBUG_HIGH, TRACE_XXX );
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96 r2d_g_event_was_sent=FALSE;
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97 if (r2d_g_refresh_disabled==0)
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98 {
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99 r2d_refresh();
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100 rvf_delay(RVF_MS_TO_TICKS(R2D_REFRESH_PERIOD));
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101 }
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102 }
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103 }
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105 return RVM_OK;
0
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106 }