📄 osal_timers.lst
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# IAR 8051 C/C++ Compiler V7.20H/W32 06/Nov/2008 11:13:12 #
# Copyright 2004-2006 IAR Systems. All rights reserved. #
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# Source file = E:\解决\路由\Components\osal\common\OSAL_Timers.c #
# Command line = -f E:\解决\路由\Projects\zstack\Samples\SampleApp #
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# --calling_convention=xdata_reentrant #
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# E:\解决\路由\Components\osal\common\OSAL_Timers.c #
# List file = E:\解决\路由\Projects\zstack\Samples\SampleApp\CC #
# 2430DB\CoordinatorDB\List\OSAL_Timers.lst #
# Object file = E:\解决\路由\Projects\zstack\Samples\SampleApp\CC #
# 2430DB\CoordinatorDB\Obj\OSAL_Timers.r51 #
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E:\解决\路由\Components\osal\common\OSAL_Timers.c
1 /*********************************************************************
2 Filename: OSAL_Timers.c
3 Revised: $Date: 2006-10-27 16:25:55 -0700 (Fri, 27 Oct 2006) $
4 Revision: $Revision: 12442 $
5
6 Description: OSAL Timer definition and manipulation functions.
7
8 Copyright (c) 2006 by Texas Instruments, Inc.
9 All Rights Reserved. Permission to use, reproduce, copy, prepare
10 derivative works, modify, distribute, perform, display or sell this
11 software and/or its documentation for any purpose is prohibited
12 without the express written consent of Texas Instruments, Inc.
13 *********************************************************************/
14
15 /*********************************************************************
16 * INCLUDES
17 */
18
19 #include "ZComDef.h"
20 #include "OnBoard.h"
21 #include "OSAL.h"
22 #include "OSAL_Timers.h"
23
24 #include "hal_timer.h"
25 #include "hal_led.h"
26
27 /*********************************************************************
28 * MACROS
29 */
30
31 /*********************************************************************
32 * CONSTANTS
33 */
34
35 /*********************************************************************
36 * TYPEDEFS
37 */
38
39 typedef struct
40 {
41 void *next;
42 UINT16 timeout;
43 UINT16 event_flag;
44 byte task_id;
45 } osalTimerRec_t;
46
47 /*********************************************************************
48 * GLOBAL VARIABLES
49 */
50
\ In segment XDATA_Z, align 1, keep-with-next
\ 000000 REQUIRE __INIT_XDATA_Z
51 osalTimerRec_t *timerHead;
\ timerHead:
\ 000000 DS 2
\ In segment XDATA_Z, align 1, keep-with-next
\ 000000 REQUIRE __INIT_XDATA_Z
52 uint32 tmr_count; // Amount of time per tick - in micro-sec
\ tmr_count:
\ 000000 DS 4
\ In segment XDATA_Z, align 1, keep-with-next
\ 000000 REQUIRE __INIT_XDATA_Z
53 uint16 tmr_decr_time; // Decr_Time for system timer
\ tmr_decr_time:
\ 000000 DS 2
\ In segment XDATA_Z, align 1, keep-with-next
\ 000000 REQUIRE __INIT_XDATA_Z
54 byte timerActive; // Flag if hw timer active
\ timerActive:
\ 000000 DS 1
55
56 /*********************************************************************
57 * EXTERNAL VARIABLES
58 */
59
60 /*********************************************************************
61 * EXTERNAL FUNCTIONS
62 */
63
64 /*********************************************************************
65 * LOCAL VARIABLES
66 */
67 // Milliseconds since last reboot
\ In segment XDATA_Z, align 1, keep-with-next
\ 000000 REQUIRE __INIT_XDATA_Z
68 static uint32 osal_systemClock;
\ ??osal_systemClock:
\ 000000 DS 4
69
70 /*********************************************************************
71 * LOCAL FUNCTION PROTOTYPES
72 */
73 osalTimerRec_t *osalAddTimer( byte task_id, UINT16 event_flag, UINT16 timeout );
74 osalTimerRec_t *osalFindTimer( byte task_id, uint16 event_flag );
75 void osalDeleteTimer( osalTimerRec_t *rmTimer );
76 static void osalTimerUpdate( uint16 time );
77
78 void osal_timer_activate( byte turn_on );
79 void osal_timer_hw_setup( byte turn_on );
80 void osal_set_timer_interrupt( byte turn_on );
81 void osal_retune_timers( void );
82
83 /*********************************************************************
84 * FUNCTIONS
85 *********************************************************************/
86
87 /*********************************************************************
88 * @fn osalTimerInit
89 *
90 * @brief Initialization for the OSAL Timer System.
91 *
92 * @param none
93 *
94 * @return
95 */
\ In segment BANKED_CODE, align 1, keep-with-next
96 void osalTimerInit( void )
\ osalTimerInit:
97 {
\ 000000 74F4 MOV A,#-0xc
\ 000002 12.... LCALL ?BANKED_ENTER_XDATA
\ 000005 ; Saved register size: 12
\ 000005 ; Auto size: 0
98 // Initialize the rollover modulo
99 tmr_count = TICK_TIME;
\ 000005 90.... MOV DPTR,#__Constant_3e8
\ 000008 78.. MOV R0,#?V0 + 0
\ 00000A 12.... LCALL ?L_MOV_X
\ 00000D 90.... MOV DPTR,#tmr_count
\ 000010 78.. MOV R0,#?V0 + 0
\ 000012 12.... LCALL ?L_MOV_TO_X
100 tmr_decr_time = TIMER_DECR_TIME;
\ 000015 90.... MOV DPTR,#tmr_decr_time
\ 000018 7401 MOV A,#0x1
\ 00001A F0 MOVX @DPTR,A
\ 00001B A3 INC DPTR
\ 00001C E4 CLR A
\ 00001D F0 MOVX @DPTR,A
101
102 // Initialize the system timer
103 osal_timer_activate( false );
\ 00001E ; Setup parameters for call to function osal_timer_activate
\ 00001E F9 MOV R1,A
\ 00001F 90.... MOV DPTR,#(osal_timer_activate & 0xffff)
\ 000022 74.. MOV A,#((osal_timer_activate >> 16) & 0xff)
\ 000024 12.... LCALL ?BCALL ; Banked call to: DPTR()
104 timerActive = false;
\ 000027 E4 CLR A
\ 000028 90.... MOV DPTR,#timerActive
\ 00002B F0 MOVX @DPTR,A
105
106 osal_systemClock = 0;
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