?? ucos_ii.src
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; /*
; *********************************************************************************************************
; * uC/OS-II
; * The Real-Time Kernel
; *
; * (c) Copyright 1992-2002, Jean J. Labrosse, Weston, FL
; * All Rights Reserved
; *
; * 文件名 : uCOS_II.C
; * 作者 : Jean J. Labrosse
; * 改編 : 陳是知 北京中軟 2005。1。27
; *********************************************************************************************************
; */
;
; #define OS_GLOBALS /* Declare GLOBAL variables */
; #include "includes.h"
;
;
; #define OS_MASTER_FILE /* Prevent the following files from including includes.h */
; #include <os_core.c>
; #include <os_flag.c>
; #include <os_mbox.c>
; #include <os_mem.c>
; #include <os_mutex.c>
; #include <os_q.c>
; #include <os_sem.c>
; #include <os_task.c>
; #include <os_time.c>
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RSEG ?PR?_?OSInit?UCOS_II
_?OSInit:
USING 0
; SOURCE LINE # 85
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; SOURCE LINE # 88
LCALL OSInitHookBegin
; *** sync lost ***
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; SOURCE LINE # 91
LCALL OS_InitMisc
; *** sync lost ***
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; SOURCE LINE # 93
LCALL OS_InitRdyList
; *** sync lost ***
; SOURCE LINE # 94
LCALL OS_InitTCBList
; *** sync lost ***
; SOURCE LINE # 95
LCALL OS_InitEventList
; *** sync lost ***
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; SOURCE LINE # 109
LCALL OS_InitTaskIdle
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; SOURCE LINE # 111
LCALL OS_InitTaskStat
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; SOURCE LINE # 115
LJMP OSInitHookEnd
; END OF _?OSInit
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RSEG ?PR?_?OSIntEnter?UCOS_II
_?OSIntEnter:
USING 0
; SOURCE LINE # 144
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; SOURCE LINE # 146
MOV R0,#LOW (OSRunning)
MOV A,@R0
CJNE A,#01H,?C0004
; *** sync lost ***
; SOURCE LINE # 147
MOV DPTR,#OSIntNesting
MOVX A,@DPTR
CLR C
SUBB A,#0FFH
JNC ?C0004
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; SOURCE LINE # 148
MOVX A,@DPTR
INC A
MOVX @DPTR,A
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; SOURCE LINE # 149
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; SOURCE LINE # 150
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; SOURCE LINE # 151
?C0004:
RET
; END OF _?OSIntEnter
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RSEG ?PR?_?OSIntExit?UCOS_II
_?OSIntExit:
USING 0
; SOURCE LINE # 172
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; SOURCE LINE # 177
MOV R0,#LOW (OSRunning)
MOV A,@R0
XRL A,#01H
JZ $ + 5H
LJMP ?C0009
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; SOURCE LINE # 178
CLR EA
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; SOURCE LINE # 179
MOV DPTR,#OSIntNesting
MOVX A,@DPTR
SETB C
SUBB A,#00H
JC ?C0006
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; SOURCE LINE # 180
MOVX A,@DPTR
DEC A
MOVX @DPTR,A
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; SOURCE LINE # 181
?C0006:
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; SOURCE LINE # 182
MOV DPTR,#OSIntNesting
MOVX A,@DPTR
JZ $ + 5H
LJMP ?C0007
MOV DPTR,#OSLockNesting
MOVX A,@DPTR
JNZ ?C0007
; *** sync lost ***
; SOURCE LINE # 183
MOV DPTR,#OSRdyGrp
MOVX A,@DPTR
ADD A,#LOW (OSUnMapTbl)
MOV DPL,A
CLR A
ADDC A,#HIGH (OSUnMapTbl)
MOV DPH,A
MOVX A,@DPTR
MOV DPTR,#OSIntExitY
MOVX @DPTR,A
; *** sync lost ***
; SOURCE LINE # 184
MOVX A,@DPTR
MOV R7,A
ADD A,#LOW (OSRdyTbl)
MOV DPL,A
CLR A
ADDC A,#HIGH (OSRdyTbl)
MOV DPH,A
MOVX A,@DPTR
ADD A,#LOW (OSUnMapTbl)
MOV DPL,A
CLR A
ADDC A,#HIGH (OSUnMapTbl)
MOV DPH,A
MOVX A,@DPTR
MOV R6,A
MOV A,R7
RLC A
RLC A
RLC A
ANL A,#0F8H
MOV R7,A
MOV A,R6
ADD A,R7
MOV R7,A
MOV R0,#LOW (OSPrioHighRdy)
MOV @R0,A
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; SOURCE LINE # 185
DEC R0
MOV A,@R0
XRL A,R7
JZ ?C0007
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; SOURCE LINE # 186
INC R0
MOV A,@R0
MOV B,#03H
MUL AB
ADD A,#LOW (OSTCBPrioTbl)
MOV DPL,A
CLR A
ADDC A,#HIGH (OSTCBPrioTbl)
MOV DPH,A
MOVX A,@DPTR
MOV R3,A
INC DPTR
MOVX A,@DPTR
MOV R2,A
INC DPTR
MOVX A,@DPTR
MOV R0,#LOW (OSTCBHighRdy)
MOV @R0,AR3
INC R0
MOV @R0,AR2
INC R0
MOV @R0,A
; *** sync lost ***
; SOURCE LINE # 187
MOV DPTR,#OSCtxSwCtr
MOVX A,@DPTR
MOV R4,A
INC DPTR
MOVX A,@DPTR
MOV R5,A
INC DPTR
MOVX A,@DPTR
MOV R6,A
INC DPTR
MOVX A,@DPTR
ADD A,#01H
MOV R7,A
CLR A
ADDC A,R6
MOV R6,A
CLR A
ADDC A,R5
MOV R5,A
CLR A
ADDC A,R4
MOV R4,A
MOV DPTR,#OSCtxSwCtr
LCALL ?C?LSTXDATA
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; SOURCE LINE # 188
LCALL OSIntCtxSw
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; SOURCE LINE # 189
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; SOURCE LINE # 190
?C0007:
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; SOURCE LINE # 191
SETB EA
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; SOURCE LINE # 192
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; SOURCE LINE # 193
?C0009:
RET
; END OF _?OSIntExit
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RSEG ?PR?_?OSSchedLock?UCOS_II
_?OSSchedLock:
USING 0
; SOURCE LINE # 212
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; SOURCE LINE # 217
MOV R0,#LOW (OSRunning)
MOV A,@R0
CJNE A,#01H,?C0012
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; SOURCE LINE # 218
CLR EA
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; SOURCE LINE # 219
MOV DPTR,#OSLockNesting
MOVX A,@DPTR
CLR C
SUBB A,#0FFH
JNC ?C0011
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; SOURCE LINE # 220
MOVX A,@DPTR
INC A
MOVX @DPTR,A
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; SOURCE LINE # 221
?C0011:
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; SOURCE LINE # 222
SETB EA
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; SOURCE LINE # 223
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; SOURCE LINE # 224
?C0012:
RET
; END OF _?OSSchedLock
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RSEG ?PR?_?OSSchedUnlock?UCOS_II
_?OSSchedUnlock:
USING 0
; SOURCE LINE # 244
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; SOURCE LINE # 248
MOV R0,#LOW (OSRunning)
MOV A,@R0
XRL A,#01H
JNZ ?C0018
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; SOURCE LINE # 249
CLR EA
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; SOURCE LINE # 250
MOV DPTR,#OSLockNesting
MOVX A,@DPTR
SETB C
SUBB A,#00H
JC ?C0014
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; SOURCE LINE # 251
MOVX A,@DPTR
DEC A
MOVX @DPTR,A
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; SOURCE LINE # 252
MOVX A,@DPTR
JNZ ?C0015
MOV DPTR,#OSIntNesting
MOVX A,@DPTR
JNZ ?C0015
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; SOURCE LINE # 253
SETB EA
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; SOURCE LINE # 254
LJMP OS_Sched
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; SOURCE LINE # 255
?C0015:
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; SOURCE LINE # 256
SETB EA
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; SOURCE LINE # 257
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; SOURCE LINE # 258
RET
?C0014:
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; SOURCE LINE # 259
SETB EA
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; SOURCE LINE # 260
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; SOURCE LINE # 261
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; SOURCE LINE # 262
?C0018:
RET
; END OF _?OSSchedUnlock
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RSEG ?PR?_?OSStart?UCOS_II
_?OSStart:
USING 0
; SOURCE LINE # 286
MOV DPTR,#0FFFEH
LCALL ?C?ADDXBP
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; SOURCE LINE # 292
MOV R0,#LOW (OSRunning)
MOV A,@R0
JNZ ?C0020
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; SOURCE LINE # 293
MOV DPTR,#OSRdyGrp
MOVX A,@DPTR
ADD A,#LOW (OSUnMapTbl)
MOV DPL,A
CLR A
ADDC A,#HIGH (OSUnMapTbl)
MOV DPH,A
MOVX A,@DPTR
MOV DPH,?C_XBP
MOV DPL,?C_XBP+01H
MOVX @DPTR,A
; *** sync lost ***
; SOURCE LINE # 294
MOVX A,@DPTR
MOV R7,A
ADD A,#LOW (OSRdyTbl)
MOV DPL,A
CLR A
ADDC A,#HIGH (OSRdyTbl)
MOV DPH,A
MOVX A,@DPTR
ADD A,#LOW (OSUnMapTbl)
MOV DPL,A
CLR A
ADDC A,#HIGH (OSUnMapTbl)
MOV DPH,A
MOVX A,@DPTR
MOV DPH,?C_XBP
MOV DPL,?C_XBP+01H
INC DPTR
MOVX @DPTR,A
; *** sync lost ***
; SOURCE LINE # 295
MOV A,R7
RLC A
RLC A
RLC A
ANL A,#0F8H
MOV R7,A
MOV DPH,?C_XBP
MOV DPL,?C_XBP+01H
INC DPTR
MOVX A,@DPTR
ADD A,R7
MOV R0,#LOW (OSPrioHighRdy)
MOV @R0,A
; *** sync lost ***
; SOURCE LINE # 296
DEC R0
MOV @R0,A
; *** sync lost ***
; SOURCE LINE # 297
MOV B,#03H
MUL AB
ADD A,#LOW (OSTCBPrioTbl)
MOV DPL,A
CLR A
ADDC A,#HIGH (OSTCBPrioTbl)
MOV DPH,A
MOVX A,@DPTR
MOV R3,A
INC DPTR
MOVX A,@DPTR
MOV R2,A
INC DPTR
MOVX A,@DPTR
MOV R0,#LOW (OSTCBHighRdy)
MOV @R0,AR3
INC R0
MOV @R0,AR2
INC R0
MOV @R0,A
; *** sync lost ***
; SOURCE LINE # 298
MOV R0,#LOW (OSTCBCur)
MOV @R0,AR3
INC R0
MOV @R0,AR2
INC R0
MOV @R0,A
; *** sync lost ***
; SOURCE LINE # 299
LCALL OSStartHighRdy
; *** sync lost ***
; SOURCE LINE # 300
; *** sync lost ***
; SOURCE LINE # 301
?C0020:
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