start_mx.lst

让Keil 的 RTX51 运行在 P89C669 让Keil 的 RTX51 运行在 P89C669

                        155     ENDIF
                        156     
                        157     
                        158                     EXTRN CODE (?C_START)
                        159                     PUBLIC  ?C_STARTUP
                        160     
000000                  161                     CSEG    AT      0
000000 020000     F     162     ?C_STARTUP:     LJMP    STARTUP1
                        163     
------                  164                     RSEG    ?C_C51STARTUP
                        165     
000000                  166     STARTUP1:
                        167     
                        168     
                        169     IF ECRM               ; Define Symbols for LX51 Linker/Locater
                                PUBLIC ?L?_CALL3_
                                ?L?_CALL3_  EQU  1    ; 3 bytes stack frame for CALL/RET
                                ENDIF
                        173     
                        174     ; Init MXCON
 0005                   175     _VMXCON EQU (ECRM SHL 4) OR (EAM SHL 2) OR (ESMM SHL 1) OR (EIFM)
                        176     
                        177     IF _VMXCON
000000 A575FF05         178                     MOV     MXCON,#_VMXCON
                        179     ENDIF
                        180     
                        181     ; Init AUXR
 0000                   182     _VAUXR  EQU (EXTRAM SHL 1) OR (AO)
                        183     IF _VAUXR
                                                MOV     AUXR,#_VAUXR
                                ENDIF
                        186     
                        187     ; Init AUXR1
 0000                   188     _VAUXR1 EQU (LPEP SHL 4)
                        189     IF _VAUXR1
AX51 MACRO ASSEMBLER  START_MX                                                              11/21/05 17:35:22 PAGE     4

                                               MOV     AUXR1,#_VAUXR1
                                ENDIF
                        192     
                        193     IF IDATALEN <> 0
000004 78FF             194                     MOV     R0,#IDATALEN
000006 E4               195                     CLR     A
000007 F6               196     IDATALOOP:      MOV     @R0,A
000008 D8FD             197                     DJNZ    R0,IDATALOOP
                        198     ENDIF
                        199     
                        200     IF XDATALEN <> 0
00000A 7900             201                     MOV     R1,#BYTE0 XDATASTART
00000C 7A00             202                     MOV     R2,#BYTE1 XDATASTART
00000E 7B00             203                     MOV     R3,#BYTE2 XDATASTART
000010 7FFF             204                     MOV     R7,#BYTE0 (XDATALEN)
                        205       IF (BYTE0 (XDATALEN)) <> 0
000012 7E03             206                     MOV     R6,#(BYTE1 (XDATALEN)) +1
                        207       ELSE
                                                MOV     R6,#BYTE1 (XDATALEN)
                                  ENDIF
                        210       IF (WORD0 (XDATALEN)) <> 0
000014 7D01             211                     MOV     R5,#(BYTE2 (XDATALEN)) + 1
                        212       ELSE
                                                MOV     R5,#BYTE2 (XDATALEN)
                                  ENDIF
000016 E4               215                     CLR     A
000017 A558             216     XDATALOOP:      EMOV    @PR0,A
000019 A569             217                     ADD     PR0,#1
00001B DFFA             218                     DJNZ    R7,XDATALOOP
00001D DEF8             219                     DJNZ    R6,XDATALOOP
00001F DDF6             220                     DJNZ    R5,XDATALOOP
                        221     ENDIF
                        222     
                        223     IF PPAGEENABLE <> 0
                                                MOV     P2,#PPAGE
                                ENDIF
                        226     
                        227     IF PDATALEN <> 0
                                                MOV     R0,#PDATASTART
                                                MOV     R7,#LOW (PDATALEN)
                                                CLR     A
                                PDATALOOP:      MOVX    @R0,A
                                                INC     R0
                                                DJNZ    R7,PDATALOOP
                                ENDIF
                        235     
                        236     IF IBPSTACK <> 0
                                EXTRN DATA (?C_IBP)
                                
                                                MOV     ?C_IBP,#LOW IBPSTACKTOP
                                ENDIF
                        241     
                        242     IF XBPSTACK <> 0
                                EXTRN DATA (?C_XBP)
                                
                                                MOV     ?C_XBP,#HIGH XBPSTACKTOP
                                                MOV     ?C_XBP+1,#LOW XBPSTACKTOP
                                ENDIF
                        248     
                        249     IF PBPSTACK <> 0
                                EXTRN DATA (?C_PBP)
                                                MOV     ?C_PBP,#LOW PBPSTACKTOP
                                ENDIF
                        253     
                        254     IF (ESMM)
                                                MOV     SP,#BYTE0 (?STACK-1)    ; Initilize Extended Stack Pointer
AX51 MACRO ASSEMBLER  START_MX                                                              11/21/05 17:35:22 PAGE     5

                                                MOV     SPE,#BYTE1 (?STACK-1)
                                ELSE
000021 758100     F     258                     MOV     SP,#?STACK-1            ; Initilize Classic 8051 Stack
                        259     ENDIF
                        260     
                        261     IF (EIFM)
000024 A502000000 E     262                     EJMP    ?C_START
                        263     ELSE
                                                LJMP    ?C_START
                                ENDIF
                        266     
                        267                     END
AX51 MACRO ASSEMBLER  START_MX                                                              11/21/05 17:35:22 PAGE     6

SYMBOL TABLE LISTING
------ ----- -------


N A M E                         T Y P E  V A L U E     ATTRIBUTES

?C_C51STARTUP. . . . . . . . .  C  SEG   000029H       REL=UNIT, ALN=BYTE
?C_START . . . . . . . . . . .  C  ADDR  -------       EXT
?C_STARTUP . . . . . . . . . .  C  ADDR  0000H     R   SEG=?CO?START_MX?3
?STACK . . . . . . . . . . . .  I  SEG   000001H       REL=UNIT, ALN=BYTE
_VAUXR . . . . . . . . . . . .  N  NUMB  0000H     A   
_VAUXR1. . . . . . . . . . . .  N  NUMB  0000H     A   
_VMXCON. . . . . . . . . . . .  N  NUMB  0005H     A   
AO . . . . . . . . . . . . . .  N  NUMB  0000H     A   
AUXR . . . . . . . . . . . . .  D  ADDR  008EH     A   
AUXR1. . . . . . . . . . . . .  D  ADDR  00A2H     A   
EAM. . . . . . . . . . . . . .  N  NUMB  0001H     A   
ECRM . . . . . . . . . . . . .  N  NUMB  0000H     A   
EIFM . . . . . . . . . . . . .  N  NUMB  0001H     A   
ESMM . . . . . . . . . . . . .  N  NUMB  0000H     A   
EXTRAM . . . . . . . . . . . .  N  NUMB  0000H     A   
IBPSTACK . . . . . . . . . . .  N  NUMB  0000H     A   
IBPSTACKTOP. . . . . . . . . .  N  NUMB  0100H     A   
IDATALEN . . . . . . . . . . .  N  NUMB  00FFH     A   
IDATALOOP. . . . . . . . . . .  C  ADDR  0007H     R   SEG=?C_C51STARTUP
LPEP . . . . . . . . . . . . .  N  NUMB  0000H     A   
MXCON. . . . . . . . . . . . .  XF ADDR  01FFH     A   
PBPSTACK . . . . . . . . . . .  N  NUMB  0000H     A   
PBPSTACKTOP. . . . . . . . . .  N  NUMB  00010000H A   
PDATALEN . . . . . . . . . . .  N  NUMB  0000H     A   
PDATASTART . . . . . . . . . .  N  NUMB  0000H     A   
PPAGE. . . . . . . . . . . . .  N  NUMB  0000H     A   
PPAGEENABLE. . . . . . . . . .  N  NUMB  0000H     A   
SP . . . . . . . . . . . . . .  D  ADDR  0081H     A   
SPE. . . . . . . . . . . . . .  XF ADDR  01FBH     A   
STACKSIZE. . . . . . . . . . .  N  NUMB  0100H     A   
STARTUP1 . . . . . . . . . . .  C  ADDR  0000H     R   SEG=?C_C51STARTUP
XBPSTACK . . . . . . . . . . .  N  NUMB  0000H     A   
XBPSTACKTOP. . . . . . . . . .  N  NUMB  00010000H A   
XDATALEN . . . . . . . . . . .  N  NUMB  02FFH     A   
XDATALOOP. . . . . . . . . . .  C  ADDR  0017H     R   SEG=?C_C51STARTUP
XDATASTART . . . . . . . . . .  N  NUMB  0000H     A   


REGISTER BANK(S) USED: 0 


ASSEMBLY COMPLETE.  0 WARNING(S), 0 ERROR(S).