Messages in this thread | | | From | "H. Peter Anvin" <> | Subject | Re: PATCH: rename legacy bus to platform bus | Date | 23 Oct 2003 23:51:18 -0700 |
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Followup to: <3F97EF84.2060901@hp.com> By author: Jamey Hicks <jamey.hicks@hp.com> In newsgroup: linux.dev.kernel > > Many of us, especially in the embedded computing world, think that > "legacy bus" is a misnomer. It's not going away. What do root PCI > buses connect to? At the root of the device tree there is a bus. This > patch changes the name from legacy bus to platform bus. I'm hoping this > change can be made even this late in the development cycle. It is a > pretty small patch but I think that naming is very important. >
From a PCI terminology perspective, this is misleading.
The root PCI bus connects to a HOST bus.
The LEGACY bus connects to the subtractive decoding device.
In a PC system, LEGACY busses are basically ISA and LPC.
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