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NAME="NET-COMMON-ETHERNET-DRIVER-DESIGN">Chapter 33. Ethernet Driver Design</H1
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NAME="NET-COMMON-ETHERNET-DRIVER-DESIGN">Chapter 33. Ethernet Driver Design</H1
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><P
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><P
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>Currently, the networking stack only supports ethernet based
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>Currently, the networking stack only supports ethernet based
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networking. </P
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networking. </P
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><P
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><P
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>The network drivers use a two-layer design. One layer is
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>The network drivers use a two-layer design. One layer is
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hardware independent and contains all the stack specific code.
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hardware independent and contains all the stack specific code.
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The other layer is platform dependent and communicates with the
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The other layer is platform dependent and communicates with the
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hardware independent layer via a very simple API. In this way,
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hardware independent layer via a very simple API. In this way,
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hardware device drivers can actually be used with other stacks,
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hardware device drivers can actually be used with other stacks,
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if the same API can be provided by that stack. We designed the
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if the same API can be provided by that stack. We designed the
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drivers this way to encourage the development of other stacks in
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drivers this way to encourage the development of other stacks in
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eCos while allowing re-use of the actual hardware specific code. </P
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eCos while allowing re-use of the actual hardware specific code. </P
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><P
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><P
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>More comprehensive documentation of the ethernet device driver and
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>More comprehensive documentation of the ethernet device driver and
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the associated API can be found in the generic ethernet device driver
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the associated API can be found in the generic ethernet device driver
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documentation
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documentation
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<A
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<A
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HREF="io-eth-drv-generic.html"
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HREF="io-eth-drv-generic.html"
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>Part XIV in <I
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>Part XIV in <I
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>eCos Reference Manual</I
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>eCos Reference Manual</I
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></A
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></A
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>
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>
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The driver and API is the same as the minimal debug stack used by
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The driver and API is the same as the minimal debug stack used by
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the RedBoot application. See the RedBoot documentation
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the RedBoot application. See the RedBoot documentation
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<A
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<A
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HREF="redboot.html"
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HREF="redboot.html"
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>Part II in <I
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>Part II in <I
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>eCos Reference Manual</I
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>eCos Reference Manual</I
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></A
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></A
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>
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>
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for further
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for further
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information.</P
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information.</P
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