dmaisr.s62

DSP音频处理示例The benefits of real-time analysis provided by DSP/BIOS are often required in programs that

;
;  dmaisr.s62
;        
        .include c62.h62
        .include hwi.h62
        .include swi.h62
        
;        .ref _stsProcessBuffer
                
        .text

        .global DMArxAisr, DMAtxAisr, _DMAtxCisr, _DMArxCisr

        
;
; ====== DMArxAisr ======
;
DMArxAisr:
        HWI_enter C62_ABTEMPS, C62_CTEMPS, 0xFFFF, C62_PCC_DISABLE
        b _DMArxCisr
        mvkl rxDone,b3                  ; set return pointer to come back here
        mvkh rxDone,b3
        nop 3

rxDone:
        HWI_exit C62_ABTEMPS, C62_CTEMPS, 0xFFFF, C62_PCC_DISABLE      


;
; ====== DMAtxAisr ======
;
DMAtxAisr:
        HWI_enter C62_ABTEMPS, C62_CTEMPS, 0xFFFF, C62_PCC_DISABLE
        b _DMAtxCisr
        mvkl txDone,b3                  ; set return pointer to come back here
        mvkh txDone,b3
        nop 3

txDone:
        HWI_exit C62_ABTEMPS, C62_CTEMPS, 0xFFFF, C62_PCC_DISABLE      
        .end