Re: API change for bus_dma

From: Andrew Gallatin (gallatin_at_cs.duke.edu)
Date: 06/27/03

  • Next message: Scott Long: "Re: API change for bus_dma" 
    Date: Fri, 27 Jun 2003 16:41:03 -0400 (EDT)
To: Scott Long <scott_long@btc.adaptec.com>

    Scott Long writes:
    >
    > As you hinted below, BUS_DMA_NOWAIT does what you want. It will return
    > ENOMEM to the caller if the bounce buffers cannot be pre-allocated
    > during bus_dmamap_load().

    OK, thanks. I looks like sparc64 also returns ENOMEM if it runs out of
    sgmap space..

    One more question: What's the FreeBSD equivalent of Solaris'
    DDI_DMA_CONSISTENT and DDI_DMA_STREAMING?

    Thanks,

    Drew
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  • Next message: Scott Long: "Re: API change for bus_dma"