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collapseos
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Mirror of CollapseOS
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collapseos/blk/432

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  1. : _sdc@  ( dstaddr blkno -- )

  2.     [ SDC_DEVID LITN ] (spie)

  3.     0x51 ( CMD17 ) 0 ROT ( a cmd 0 blkno ) _cmd

  4.     IF _err THEN

  5.     _wait 0xfe = NOT IF _err THEN

  6.     0 SWAP               ( crc a )

  7.     512 0 DO             ( crc a )

  8.         DUP _idle        ( crc a a n )

  9.         DUP ROT C!       ( crc a n )

  10.         ROT SWAP _crc16  ( a crc )

  11.         SWAP 1+          ( crc a+1 )

  12.     LOOP

  13.     DROP                 ( crc1 )

  14.     _idle 8 LSHIFT _idle +  ( crc2 )

  15.     _wait DROP 0 (spie)

  16.     = NOT IF _err THEN ;