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📄 c2xx_bcx.lst

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     172                            SPLK    #00E3h,PLL_CNTL2        ;PLL_MF = 4.0                   =20MHz
     173                            .endif
     174            
     175                            .if (PLL_MF_45 )
     176                            SPLK    #00EDh,PLL_CNTL2        ;PLL_MF = 4.5                   =20MHz
     177                            .endif
     178            
     179                            .if (PLL_MF_50 )
     180                            SPLK    #00E4h,PLL_CNTL2        ;PLL_MF = 5.0                   =20MHz
     181                            .endif
     182            
     183                            .if (PLL_MF_90 )
     184                            SPLK    #00F5h,PLL_CNTL2        ;PLL_MF = 9.0                   =20MHz
     185                            .endif
     186            
     187                            .if (PLL_ENABLE = YES)
     188 0007 ae2b                  SPLK    #0081h,PLL_CNTL1        ;Enable PLL, SYSCLK=CLKIN/2     =CPUCLK/2,
         0008 0081  
     189                            .else
     190                            SPLK    #0041h,PLL_CNTL1        ;Disable PLL, SYSCLK=CLKIN/2    =CPUCLK/2,
     191                            .endif
     192            
     193 0009 ae29                  SPLK    #006Fh, WD_CNTL
         000a 006f  
     194 000b ae25                  SPLK    #05555h, WD_KEY
         000c 5555  
     195 000d ae25                  SPLK    #0AAAAh, WD_KEY
         000e aaaa  
     196            
     197 000f bc00+             ldp #PARMS          ; Defines data page
     198 0010 ae07+             splk    #0,PRG_status
         0011 0000  
     199 0012 7980              b       PRG_stop
         0013 0039+ 
     200            ; 
     201            ; F**************************************************************************
     202            ; Name: PRG_program
     203            ; 
     204            ; Description
     205            ;   Transfers a block of data from RAM to Flash/programmable memory
     206            ;   PRG2xxw will execute this after PRG_init by default. If the command
     207            ;   line does not have any options -e or -v.
     208            ;   If the option specified is -e  then the execution sequence will be:
     209            ;   PRG_init > PRG_erase > PRG_program and then PRG_stop
     210            ;   If the option specified is -v, then the execution sequence will be:
     211            ;   PRG_init > PRG_program, PRG_verify and then PRG_stop
TMS320C1x/C2x/C2xx/C5x COFF Assembler       Version 6.60     Thu Sep 18 16:53:21 1997
Copyright (c) 1987-1995  Texas Instruments Incorporated 

C2XX_BCX.ASM                                                         PAGE    5

     212            ; Inputs
     213            ;   unsigned *PRG_paddr         Pointer to first address to program
     214            ;   unsigned  PRG_page          Page to program, Program == 0, Data == 1
     215            ;   unsigned  PRG_length        Number of words to program
     216            ;   unsigned *PRG_bufaddr       Pointer to program data buffer
     217            ;
     218            ; Outputs
     219            ;   int PRG_status              Pass =0; Fail = 1;
     220            ;
     221            ; Notes:
     222            ;   The PRG_page value is setup by the host but not used in this case.
     223            ;   The assumption is that the programmable device is in program space.
     224            ; F**************************************************************************
     225             
     226 0014 bc00+ PRG_program:    ldp #PARMS              ;Point to data page 
     227                                                    ;no  calls for Flash algorithms
     228 0015 ae07+ err2:           splk    #1,PRG_status   ;Error in Program stage
         0016 0001  
     229 0017 7980                  b       PRG_stop
         0018 0039+ 
     230            ; 
     231            ; F**************************************************************************
     232            ; Name: PRG_erase
     233            ; 
     234            ; Description
     235            ;   Erase a programmed device. This module will be executed if the PRG2xxw
     236            ;   command line option specified is -e.
     237            ; Inputs
     238            ;   None:
     239            ;
     240            ; Outputs
     241            ;   int PRG_status      Pass =0; Fail = 1;
     242            ;
     243            ; Notes:
     244            ;   The erase is device specific. 
     245            ; F**************************************************************************
     246                                 
     247 0019       PRG_erase:
     248 0019 bc00+                 LDP     #PARMS
     249            ***********First Setup to clear flash0************
     250 001a 4103+                 BIT     PRG_options,1   ;Check option reg for Fl0.
     251 001b e900                  CC      GCLR,TC         ;If 1 then clear flash0.
         001c 0000! 
     252            *Check for error on flash0 clear.
     253 001d 690f                  LACL    ERROR           ; Check for CLEAR/ERASE error
     254 001e ba01                  SUB     #1
     255 001f e388                  BCND    err1,eq
         0020 0030+ 
     256            
     257            ***********Next Setup to clear flash1************
     258 0021 ae0a+                 SPLK    #04000h,SEG_ST  ;Start with first segment of FL1.
         0022 4000  
     259 0023 ae0b+                 SPLK    #07FFFh,SEG_END ;End with last segment of FL1.
         0024 7fff  
     260 0025 4003+                 BIT     PRG_options,0   ;Check option reg for Fl1.
TMS320C1x/C2x/C2xx/C5x COFF Assembler       Version 6.60     Thu Sep 18 16:53:21 1997
Copyright (c) 1987-1995  Texas Instruments Incorporated 

C2XX_BCX.ASM                                                         PAGE    6

     261 0026 e900                  CC      GCLR,TC         ;If 1 then clear flash1.
         0027 0000! 
     262            *Check for error on flash1 clear.
     263 0028 690f                  LACL    ERROR           ; Check for CLEAR/ERASE error
     264 0029 ba01                  SUB     #1
     265 002a e388                  BCND    err1,eq
         002b 0030+ 
     266 002c ae07+                 SPLK    #0,PRG_status
         002d 0000  
     267 002e 7980                  B       PRG_stop
         002f 0039+ 
     268 0030 ae07+ err1:           SPLK    #1,PRG_status   ;Error in CLEAR or Erase
         0031 0001  
     269 0032 7980                  B       PRG_stop
         0033 0039+ 
     270            
     271            ; 
     272            ; F**************************************************************************
     273            ; Name: PRG_verify
     274            ; 
     275            ; Description
     276            ;   Verify a block of programmed data. This module will be excuted if the
     277            ;   command line option in PRG2xxw is -v.
     278            ; 
     279            ; Inputs                        Defined by host
     280            ;   unsigned *PRG_paddr         Pointer to first address to verify
     281            ;   unsigned  PRG_page          Page to verify, Program == 0, Data == 1
     282            ;   unsigned  PRG_length        Number of words to verify
     283            ;   unsigned *PRG_bufaddr       Pointer to verify data buffer
     284            ;
     285            ; Outputs
     286            ;   int PRG_status      Pass =0; Fail = 1;
     287            ;
     288            ; Notes:
     289            ;   The PRG_page value is setup by the host but not used in this case.
     290            ;   The assumption is that the programmable device is in program space.
     291            ; F**************************************************************************
     292             
     293 0034       PRG_verify:
     294 0034 bc00+                 ldp     #PARMS
     295 0035 ae07+ error:          splk    #1,PRG_status   ;
         0036 0001  
     296 0037 7980                  b       PRG_stop        ;Generate a breakpoint
         0038 0039+ 
     297            
     298            ; 
     299            ; F**************************************************************************
     300            ; Name: PRG_stop
     301            ; 
     302            ; Description
     303            ;       Exit routine for all programming functions.
     304            ; 
     305            ; Inputs
     306            ;       None
     307            ;
TMS320C1x/C2x/C2xx/C5x COFF Assembler       Version 6.60     Thu Sep 18 16:53:21 1997
Copyright (c) 1987-1995  Texas Instruments Incorporated 

C2XX_BCX.ASM                                                         PAGE    7

     308            ;
     309            ; Outputs
     310            ;       None
     311            ;
     312            ; Notes:
     313            ;       Exit point for all programming functions
     314            ;       The ESTOP opcode gets executed as a NOP when not in emulation
     315            ;       mode.  The "b $" will keep the program from running off if
     316            ;       not in emulation mode.
     317            ;
     318            ; F**************************************************************************
     319 0039       PRG_stop:
     320            
     321 0039 8b00          nop
     322 003a be90          .word   0BE90h                  ;SWI instruction
     323 003b 8b00          nop
     324 003c 7980          b $
         003d 003c+ 
     325                            .end

 No Errors,  No Warnings

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