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Groups > comp.programming > #2280
| From | scott@slp53.sl.home (Scott Lurndal) |
|---|---|
| Subject | Re: PAL vs. SAL - any difference? |
| Newsgroups | comp.programming, comp.unix.programmer |
| References | <k4esf7$tbs$1@speranza.aioe.org> |
| Message-ID | <wJDas.7564$wL7.1569@fe10.iad> (permalink) |
| Organization | UseNetServer - www.usenetserver.com |
| Date | 2012-10-02 15:27 +0000 |
Cross-posted to 2 groups.
"Mark" <mark_cruzNOTFORSPAM@hotmail.com> writes: >Hello, > >I often encounter these two notions: PAL - platform abstraction layer, and >SAL - system abstraction layer. Is there is any conceptual difference >between these two, or it's basically the same but spelled out in different >words? The source code for the SAL layer is common across all platforms. The source code for the PAL layer is specific to each platform. Both provide API's usable by OS code to abstract hardware differences from the operating software. The SAL may have the UNDI stack, for example, to support PXE, while the PAL layer would have the actual driver for the platform networking hardware.
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PAL vs. SAL - any difference? "Mark" <mark_cruzNOTFORSPAM@hotmail.com> - 2012-10-02 09:55 -0400 Re: PAL vs. SAL - any difference? scott@slp53.sl.home (Scott Lurndal) - 2012-10-02 15:27 +0000 Re: PAL vs. SAL - any difference? Volker Birk <bumens@dingens.org> - 2012-10-02 16:42 +0000
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