diff options
Diffstat (limited to 'sys/dev/aic7xxx/aic7xxx.seq')
| -rw-r--r-- | sys/dev/aic7xxx/aic7xxx.seq | 26 |
1 files changed, 12 insertions, 14 deletions
diff --git a/sys/dev/aic7xxx/aic7xxx.seq b/sys/dev/aic7xxx/aic7xxx.seq index 5077ef0092d0f..572586588dd99 100644 --- a/sys/dev/aic7xxx/aic7xxx.seq +++ b/sys/dev/aic7xxx/aic7xxx.seq @@ -1039,7 +1039,18 @@ dma_scb: mov DFCNTRL, DMAPARAMS; test DMAPARAMS, DIRECTION jnz dma_scb_fromhost; /* Fill it with the SCB data */ - call copy_scb_tofifo; +copy_scb_tofifo: + mvi SINDEX, SCB_CONTROL; + add A, 28, SINDEX; +copy_scb_tofifo_loop: + mov DFDAT,SINDIR; + mov DFDAT,SINDIR; + mov DFDAT,SINDIR; + mov DFDAT,SINDIR; + mov DFDAT,SINDIR; + mov DFDAT,SINDIR; + mov DFDAT,SINDIR; + cmp SINDEX, A jne copy_scb_tofifo_loop; or DFCNTRL, HDMAEN|FIFOFLUSH; dma_scb_fromhost: call dma_finish; @@ -1060,19 +1071,6 @@ dfdat_in_7_continued: mov DINDIR,DFDAT; mov DINDIR,DFDAT ret; -copy_scb_tofifo: - mvi SCB_CONTROL call dfdat_out_7; - call dfdat_out_7; - call dfdat_out_7; -dfdat_out_7: - mov DFDAT,SINDIR; - mov DFDAT,SINDIR; - mov DFDAT,SINDIR; - mov DFDAT,SINDIR; - mov DFDAT,SINDIR; - mov DFDAT,SINDIR; - mov DFDAT,SINDIR ret; - /* * Wait for DMA from host memory to data FIFO to complete, then disable * DMA and wait for it to acknowledge that it's off. |