📄 os_core.ls1
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A51 MACRO ASSEMBLER OS_CORE 05/17/2005 11:19:50 PAGE 8
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500
501 ; /*
502 ; *****************************************************************************************
****************
503 ; * uC/OS-II
504 ; * The Real-Time Kernel
505 ; * CORE FUNCTIONS
506 ; *
507 ; * (c) Copyright 1992-2002, Jean J. Labrosse, Weston, FL
508 ; * All Rights Reserved
509 ; *
510 ; * File : OS_CORE.C
511 ; * By : Jean J. Labrosse
512 ; *****************************************************************************************
****************
513 ; */
514 ;
515 ; #ifndef OS_MASTER_FILE
516 ; #define OS_GLOBALS
A51 MACRO ASSEMBLER OS_CORE 05/17/2005 11:19:50 PAGE 9
517 ; #include "includes.h"
518 ; #endif
519 ;
520 ; /*
521 ; *****************************************************************************************
****************
522 ; * MAPPING TABLE TO MAP BIT POSITION TO BIT MASK
523 ; *
524 ; * Note: Index into table is desired bit position, 0..7
525 ; * Indexed value corresponds to bit mask
526 ; *****************************************************************************************
****************
527 ; */
528 ;
529 ; INT8U const OSMapTbl[] = {0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80};
530 ;
531 ; /*
532 ; *****************************************************************************************
****************
533 ; * PRIORITY RESOLUTION TABLE
534 ; *
535 ; * Note: Index into table is bit pattern to resolve highest priority
536 ; * Indexed value corresponds to highest priority bit position (i.e. 0..7)
537 ; *****************************************************************************************
****************
538 ; */
539 ;
540 ; INT8U const OSUnMapTbl[] = {
541 ; 0, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, /* 0x00 to 0x0F
*/
542 ; 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, /* 0x10 to 0x1F
*/
543 ; 5, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, /* 0x20 to 0x2F
*/
544 ; 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, /* 0x30 to 0x3F
*/
545 ; 6, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, /* 0x40 to 0x4F
*/
546 ; 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, /* 0x50 to 0x5F
*/
547 ; 5, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, /* 0x60 to 0x6F
*/
548 ; 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, /* 0x70 to 0x7F
*/
549 ; 7, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, /* 0x80 to 0x8F
*/
550 ; 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, /* 0x90 to 0x9F
*/
551 ; 5, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, /* 0xA0 to 0xAF
*/
552 ; 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, /* 0xB0 to 0xBF
*/
553 ; 6, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, /* 0xC0 to 0xCF
*/
554 ; 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, /* 0xD0 to 0xDF
*/
555 ; 5, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, /* 0xE0 to 0xEF
*/
556 ; 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0 /* 0xF0 to 0xFF
*/
557 ; };
558 ;
559 ; /*
560 ; *****************************************************************************************
****************
561 ; * FUNCTION PROTOTYPES
A51 MACRO ASSEMBLER OS_CORE 05/17/2005 11:19:50 PAGE 10
562 ; *****************************************************************************************
****************
563 ; */
564 ; static void OS_InitEventList(void) LG_REENTRANT;
565 ; static void OS_InitMisc(void) LG_REENTRANT;
566 ; static void OS_InitRdyList(void) LG_REENTRANT;
567 ; static void OS_InitTaskIdle(void) LG_REENTRANT;
568 ; static void OS_InitTaskStat(void) LG_REENTRANT;
569 ; static void OS_InitTCBList(void) LG_REENTRANT;
570 ;
571 ; /*$PAGE*/
572 ; /*
573 ; *****************************************************************************************
****************
574 ; * INITIALIZATION
575 ; *
576 ; * Description: This function is used to initialize the internals of uC/OS-II and MUST be
called prior to
577 ; * creating any uC/OS-II object and, prior to calling OSStart().
578 ; *
579 ; * Arguments : none
580 ; *
581 ; * Returns : none
582 ; *****************************************************************************************
****************
583 ; */
584 ;
585 ; void OSInit (void) LG_REENTRANT
586
---- 587 RSEG ?PR?_?OSInit?OS_CORE
0000 588 _?OSInit:
589 USING 0
590 ; SOURCE LINE # 85
591 ; {
592 ; #if OS_VERSION >= 204
593 ; OSInitHookBegin(); /* Call port specific in
itialization code */
594 ; SOURCE LINE # 88
0000 120000 F 595 LCALL _?OSInitHookBegin
596 ; #endif
597 ;
598 ; OS_InitMisc(); /* Initialize miscellane
ous variables */
599 ; SOURCE LINE # 91
0003 120000 F 600 LCALL _?OS_InitMisc
601 ;
602 ; OS_InitRdyList(); /* Initialize the Ready
List */
603 ; SOURCE LINE # 93
0006 120000 F 604 LCALL _?OS_InitRdyList
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