Alternate Map Register Set - DMA Registers - Allocate DMA Register Set    

Input

Output

AX

5Bh 05h Error Code   AX

BX

  Set Number     BX

CX

        CX

DX

  DMA Channel     DX
     Notes:

     *  This call is for  use  by operating systems only, and can be
        enabled or disabled at any time by the operating system

     *  This set of functions  performs  the  same functions at EEMS
        function 6Ah subfunctions 04h and 05h ("function 43").


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