tskvideooutput.asm

这是DM642(EVM开发板)的视频采集和视频输出到网络调用的一个很好的例子原代码,用CCS3.3可以打开,调试通过.

$C$DW$38	.dwtag  DW_TAG_variable, DW_AT_name("disFrameBuf")
	.dwattr $C$DW$38, DW_AT_TI_symbol_name("_disFrameBuf")
	.dwattr $C$DW$38, DW_AT_location[DW_OP_addr _disFrameBuf]
	.dwattr $C$DW$38, DW_AT_type(*$C$DW$T$145)
	.dwattr $C$DW$38, DW_AT_external
$C$DW$39	.dwtag  DW_TAG_variable, DW_AT_name("utlstsDispTime")
	.dwattr $C$DW$39, DW_AT_TI_symbol_name("_utlstsDispTime")
	.dwattr $C$DW$39, DW_AT_type(*$C$DW$T$121)
	.dwattr $C$DW$39, DW_AT_declaration
	.dwattr $C$DW$39, DW_AT_external
;	C:\CCStudio_v3.3\C6000\cgtools\bin\opt6x.exe C:\\DOCUME~1\\ADMINI~1\\LOCALS~1\\Temp\\029682 C:\\DOCUME~1\\ADMINI~1\\LOCALS~1\\Temp\\029684 
	.sect	".text"
	.global	_tskVideoOutputStart

$C$DW$40	.dwtag  DW_TAG_subprogram, DW_AT_name("tskVideoOutputStart")
	.dwattr $C$DW$40, DW_AT_low_pc(_tskVideoOutputStart)
	.dwattr $C$DW$40, DW_AT_high_pc(0x00)
	.dwattr $C$DW$40, DW_AT_TI_symbol_name("_tskVideoOutputStart")
	.dwattr $C$DW$40, DW_AT_external
	.dwattr $C$DW$40, DW_AT_TI_begin_file("tskVideoOutput.c")
	.dwattr $C$DW$40, DW_AT_TI_begin_line(0x46)
	.dwattr $C$DW$40, DW_AT_TI_begin_column(0x06)
	.dwattr $C$DW$40, DW_AT_frame_base[DW_OP_breg31 8]
	.dwattr $C$DW$40, DW_AT_TI_skeletal
	.dwpsn	file "tskVideoOutput.c",line 71,column 1,is_stmt,address _tskVideoOutputStart

;******************************************************************************
;* FUNCTION NAME: tskVideoOutputStart                                         *
;*                                                                            *
;*   Regs Modified     : A0,A1,A2,A3,A4,A5,A6,A7,A8,A9,B0,B1,B2,B3,B4,B5,B6,  *
;*                           B7,B8,B9,A16,A17,A18,A19,A20,A21,A22,A23,A24,A25,*
;*                           A26,A27,A28,A29,A30,A31,B16,B17,B18,B19,B20,B21, *
;*                           B22,B23,B24,B25,B26,B27,B28,B29,B30,B31          *
;*   Regs Used         : A0,A1,A2,A3,A4,A5,A6,A7,A8,A9,B0,B1,B2,B3,B4,B5,B6,  *
;*                           B7,B8,B9,SP,A16,A17,A18,A19,A20,A21,A22,A23,A24, *
;*                           A25,A26,A27,A28,A29,A30,A31,B16,B17,B18,B19,B20, *
;*                           B21,B22,B23,B24,B25,B26,B27,B28,B29,B30,B31      *
;*   Local Frame Size  : 0 Args + 0 Auto + 4 Save = 4 byte                    *
;******************************************************************************
_tskVideoOutputStart:
;** --------------------------------------------------------------------------*
           MVKL    .S2     _GIO_control,B5   ; |72| 

           MVKH    .S2     _GIO_control,B5   ; |72| 
||         MVKL    .S1     _disChan,A3

           CALLRET .S2     B5                ; |72| 
||         MVKH    .S1     _disChan,A3

           LDW     .D1T1   *A3,A4            ; |72| 
           MVKL    .S2     0x10000004,B4
           MVKH    .S2     0x10000004,B4
           ZERO    .L1     A6                ; |72| 
	.dwpsn	file "tskVideoOutput.c",line 73,column 1,is_stmt
           NOP             1
$C$RL0:    ; CALL-RETURN OCCURS {_GIO_control}  ; |72| 
	.dwattr $C$DW$40, DW_AT_TI_end_file("tskVideoOutput.c")
	.dwattr $C$DW$40, DW_AT_TI_end_line(0x49)
	.dwattr $C$DW$40, DW_AT_TI_end_column(0x01)
	.dwendtag $C$DW$40

	.sect	".text"
	.global	_tskVideoOutputInit

$C$DW$41	.dwtag  DW_TAG_subprogram, DW_AT_name("tskVideoOutputInit")
	.dwattr $C$DW$41, DW_AT_low_pc(_tskVideoOutputInit)
	.dwattr $C$DW$41, DW_AT_high_pc(0x00)
	.dwattr $C$DW$41, DW_AT_TI_symbol_name("_tskVideoOutputInit")
	.dwattr $C$DW$41, DW_AT_external
	.dwattr $C$DW$41, DW_AT_TI_begin_file("tskVideoOutput.c")
	.dwattr $C$DW$41, DW_AT_TI_begin_line(0x36)
	.dwattr $C$DW$41, DW_AT_TI_begin_column(0x06)
	.dwattr $C$DW$41, DW_AT_frame_base[DW_OP_breg31 16]
	.dwattr $C$DW$41, DW_AT_TI_skeletal
	.dwpsn	file "tskVideoOutput.c",line 55,column 1,is_stmt,address _tskVideoOutputInit

;******************************************************************************
;* FUNCTION NAME: tskVideoOutputInit                                          *
;*                                                                            *
;*   Regs Modified     : A0,A1,A2,A3,A4,A5,A6,A7,A8,A9,B0,B1,B2,B3,B4,B5,B6,  *
;*                           B7,B8,B9,B10,B11,SP,A16,A17,A18,A19,A20,A21,A22, *
;*                           A23,A24,A25,A26,A27,A28,A29,A30,A31,B16,B17,B18, *
;*                           B19,B20,B21,B22,B23,B24,B25,B26,B27,B28,B29,B30, *
;*                           B31                                              *
;*   Regs Used         : A0,A1,A2,A3,A4,A5,A6,A7,A8,A9,B0,B1,B2,B3,B4,B5,B6,  *
;*                           B7,B8,B9,B10,B11,SP,A16,A17,A18,A19,A20,A21,A22, *
;*                           A23,A24,A25,A26,A27,A28,A29,A30,A31,B16,B17,B18, *
;*                           B19,B20,B21,B22,B23,B24,B25,B26,B27,B28,B29,B30, *
;*                           B31                                              *
;*   Local Frame Size  : 0 Args + 4 Auto + 8 Save = 12 byte                   *
;******************************************************************************
_tskVideoOutputInit:
;** --------------------------------------------------------------------------*
           MVKL    .S1     _EVMDM642_I2C_hI2C,A3

           MVKH    .S1     _EVMDM642_I2C_hI2C,A3
||         STW     .D2T2   B11,*SP--(16)     ; |55| 

           MVKL    .S1     _GIO_create,A3    ; |63| 
||         LDW     .D1T1   *A3,A6            ; |61| 

           MVKH    .S1     _GIO_create,A3    ; |63| 
||         MVKL    .S2     _extHeap,B4

           MVKH    .S2     _extHeap,B4
||         MVKL    .S1     _EVMDM642_vDisParamsChan+140,A7

           CALL    .S2X    A3                ; |63| 
||         LDW     .D2T2   *B4,B4            ; |59| 
||         MVK     .S1     140,A5

           MVKH    .S1     _EVMDM642_vDisParamsChan+140,A7
           SUB     .L1     A7,A5,A5

           MVKL    .S2     _EVMDM642_vDisParamsSAA7105+16,B10
||         STW     .D2T2   B10,*+SP(12)      ; |55| 

           MV      .L2X    A5,B6             ; |63| 
||         MVKH    .S2     _EVMDM642_vDisParamsSAA7105+16,B10
||         MV      .D2     B3,B11            ; |55| 
||         ZERO    .L1     A8                ; |63| 
||         MVKL    .S1     $C$SL1+0,A4       ; |63| 

           ADDKPC  .S2     $C$RL1,B3,0       ; |63| 
||         ADD     .L1X    4,SP,A6           ; |63| 
||         MVK     .L2     0x2,B4            ; |63| 
||         STW     .D2T1   A6,*B10           ; |61| 
||         STW     .D1T2   B4,*A7            ; |59| 
||         MVKH    .S1     $C$SL1+0,A4       ; |63| 

$C$RL1:    ; CALL OCCURS {_GIO_create}       ; |63| 
;** --------------------------------------------------------------------------*
           MVKL    .S1     _GIO_control,A3   ; |66| 
           MVKH    .S1     _GIO_control,A3   ; |66| 
           MVKL    .S2     _disChan,B4
           CALL    .S2X    A3                ; |66| 
           MVK     .S2     16,B5
           MVKH    .S2     _disChan,B4

           MVKL    .S2     0x80000001,B4
||         STW     .D2T1   A4,*B4            ; |63| 
||         SUB     .L2     B10,B5,B5

           MVKH    .S2     0x80000001,B4

           ADDKPC  .S2     $C$RL2,B3,0       ; |66| 
||         MV      .L1X    B5,A6             ; |66| 

$C$RL2:    ; CALL OCCURS {_GIO_control}      ; |66| 
;** --------------------------------------------------------------------------*
           MV      .L2     B11,B3            ; |68| 

           RET     .S2     B3                ; |68| 
||         LDW     .D2T2   *+SP(12),B10      ; |68| 

           LDW     .D2T2   *++SP(16),B11     ; |68| 
	.dwpsn	file "tskVideoOutput.c",line 68,column 1,is_stmt
           NOP             4
           ; BRANCH OCCURS {B3}              ; |68| 
	.dwattr $C$DW$41, DW_AT_TI_end_file("tskVideoOutput.c")
	.dwattr $C$DW$41, DW_AT_TI_end_line(0x44)
	.dwattr $C$DW$41, DW_AT_TI_end_column(0x01)
	.dwendtag $C$DW$41

	.sect	".text"
	.global	_tskVideoOutput

$C$DW$42	.dwtag  DW_TAG_subprogram, DW_AT_name("tskVideoOutput")
	.dwattr $C$DW$42, DW_AT_low_pc(_tskVideoOutput)
	.dwattr $C$DW$42, DW_AT_high_pc(0x00)
	.dwattr $C$DW$42, DW_AT_TI_symbol_name("_tskVideoOutput")
	.dwattr $C$DW$42, DW_AT_external
	.dwattr $C$DW$42, DW_AT_TI_begin_file("tskVideoOutput.c")
	.dwattr $C$DW$42, DW_AT_TI_begin_line(0x4d)
	.dwattr $C$DW$42, DW_AT_TI_begin_column(0x06)
	.dwattr $C$DW$42, DW_AT_frame_base[DW_OP_breg31 80]
	.dwattr $C$DW$42, DW_AT_TI_skeletal
	.dwpsn	file "tskVideoOutput.c",line 78,column 1,is_stmt,address _tskVideoOutput

;******************************************************************************
;* FUNCTION NAME: tskVideoOutput                                              *
;*                                                                            *
;*   Regs Modified     : A0,A1,A2,A3,A4,A5,A6,A7,A8,A9,A10,A11,A12,A13,A14,   *
;*                           A15,B0,B1,B2,B3,B4,B5,B6,B7,B8,B9,B10,B11,B12,   *
;*                           B13,SP,A16,A17,A18,A19,A20,A21,A22,A23,A24,A25,  *
;*                           A26,A27,A28,A29,A30,A31,B16,B17,B18,B19,B20,B21, *
;*                           B22,B23,B24,B25,B26,B27,B28,B29,B30,B31          *
;*   Regs Used         : A0,A1,A2,A3,A4,A5,A6,A7,A8,A9,A10,A11,A12,A13,A14,   *
;*                           A15,B0,B1,B2,B3,B4,B5,B6,B7,B8,B9,B10,B11,B12,   *
;*                           B13,SP,A16,A17,A18,A19,A20,A21,A22,A23,A24,A25,  *
;*                           A26,A27,A28,A29,A30,A31,B16,B17,B18,B19,B20,B21, *
;*                           B22,B23,B24,B25,B26,B27,B28,B29,B30,B31          *
;*   Local Frame Size  : 0 Args + 32 Auto + 44 Save = 76 byte                 *
;******************************************************************************
_tskVideoOutput:
;** --------------------------------------------------------------------------*
           MVKL    .S1     _SCOM_open,A3     ; |83| 
           MVKH    .S1     _SCOM_open,A3     ; |83| 
           MV      .L1X    SP,A31            ; |78| 
           CALL    .S2X    A3                ; |83| 
           STW     .D2T1   A11,*SP--(80)     ; |78| 
           STW     .D2T2   B3,*+SP(72)       ; |78| 
           STDW    .D1T1   A15:A14,*-A31(32) ; |78| 

           MVKL    .S1     $C$SL2+0,A4       ; |83| 
||         STDW    .D1T1   A13:A12,*-A31(40) ; |78| 
||         STDW    .D2T2   B11:B10,*+SP(56)  ; |78| 

           ADDKPC  .S2     $C$RL3,B3,0       ; |83| 
||         STW     .D1T1   A10,*-A31(4)      ; |78| 
||         STDW    .D2T2   B13:B12,*+SP(64)  ; |78| 
||         MVKH    .S1     $C$SL2+0,A4       ; |83| 

$C$RL3:    ; CALL OCCURS {_SCOM_open}        ; |83| 
;** --------------------------------------------------------------------------*
           MVKL    .S1     _SCOM_open,A3     ; |84| 
           MVKH    .S1     _SCOM_open,A3     ; |84| 
           MV      .L1     A4,A10            ; |83| 
           CALL    .S2X    A3                ; |84| 
           MVKL    .S1     $C$SL3+0,A4       ; |84| 
           ADDKPC  .S2     $C$RL4,B3,2       ; |84| 
           MVKH    .S1     $C$SL3+0,A4       ; |84| 
$C$RL4:    ; CALL OCCURS {_SCOM_open}        ; |84| 
           MVKL    .S2     _GIO_submit,B5    ; |86| 

           MVKH    .S2     _GIO_submit,B5    ; |86| 
||         MVKL    .S1     _disChan,A12

           CALL    .S2     B5                ; |86| 
||         MVKH    .S1     _disChan,A12

           MV      .L1     A4,A11            ; |84| 
||         LDW     .D1T1   *A12,A4           ; |86| 

           MVKL    .S2     _disFrameBuf,B10
           MVKH    .S2     _disFrameBuf,B10
           MVK     .S2     0x80,B4           ; |86| 

           ADDKPC  .S2     $C$RL5,B3,0       ; |86| 
||         MV      .L1X    B10,A6            ; |86| 
||         ZERO    .L2     B6                ; |86| 
||         ZERO    .S1     A8                ; |86| 

$C$RL5:    ; CALL OCCURS {_GIO_submit}       ; |86| 
;** --------------------------------------------------------------------------*
           MVKL    .S1     _SCOM_getMsg,A3   ; |90| 
           MVKH    .S1     _SCOM_getMsg,A3   ; |90| 
           MVKL    .S2     _utlstsDispTime,B13
           CALL    .S2X    A3                ; |90| 
           MVK     .S2     0x82,B12
	.dwpsn	file "tskVideoOutput.c",line 88,column 0,is_stmt

           MVKH    .S2     _utlstsDispTime,B13
||         MV      .L1X    B10,A13           ; |86| 
||         MVK     .S1     0x2d0,A15
||         MVK     .L2     0xffffffff,B11

;*----------------------------------------------------------------------------*
;*   SOFTWARE PIPELINE INFORMATION
;*      Disqualified loop: Loop contains a call
;*----------------------------------------------------------------------------*
$C$L1:    
$C$DW$L$_tskVideoOutput$4$B:
	.dwpsn	file "tskVideoOutput.c",line 89,column 0,is_stmt
           MV      .L1     A10,A4            ; |90| 
           ADDKPC  .S2     $C$RL6,B3,0       ; |90|