개요

• 솔라나라에 설명된 어플리케이션에 대해 맨 페이지를 찾아 출력한다.
• MAN 페이지에 대한 설명은 윈디하나의 솔라나라: MAN 페이지을 참고하자.
• svcadm(8)을 검색하려면 섹션에서 8 을 선택하고, 맨 페이지 이름에 svcadm을 입력하고 검색을 누른다.

ddi_dma_numwin(9f)

ddi_dma_numwin(9F)             Kernel Functions             ddi_dma_numwin(9F)



NAME
       ddi_dma_numwin - retrieve number of DMA windows

SYNOPSIS
       #include <sys/ddi.h>
       #include <sys/sunddi.h>

       int ddi_dma_numwin(ddi_dma_handle_t handle, uint_t *nwinp);

PARAMETERS
       handle    The   DMA   handle   previously   allocated   by  a  call  to
                 ddi_dma_alloc_handle(9F).


       nwinp     Upon a successful return, nwinp will contain  the  number  of
                 DMA windows for this object.


INTERFACE LEVEL
       Solaris DDI specific (Solaris DDI).

DESCRIPTION
       ddi_dma_numwin()  returns the number of DMA windows for a DMA object if
       partial resource allocation was permitted.

RETURN VALUES
       ddi_dma_numwin() returns:

       DDI_SUCCESS    Successfully filled in the number of DMA windows.


       DDI_FAILURE    DMA windows are not activated.


CONTEXT
       ddi_dma_numwin() can be called from user, kernel, or interrupt context.

SEE ALSO
       ddi_dma_addr_bind_handle(9F),                 ddi_dma_alloc_handle(9F),
       ddi_dma_buf_bind_handle(9F), ddi_dma_unbind_handle(9F)


       Writing Device Drivers in Oracle Solaris 11.4



Oracle Solaris 11.4               29 Sep 1994               ddi_dma_numwin(9F)