OSDev.org • Why does it use subtractive decoding?

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Why does it use subtractive decoding?

Posted: Tue Aug 09, 2022 4:41 am

by kevin94chen

same question here, but answer link is dead.

for what purpose of subtractive decoding in PCI-PCI bridge?

Re: Why does it use subtractive decoding?

Posted: Sun Aug 14, 2022 8:43 pm

by Octocontrabass

Here's an archived copy of the answer link.

Re: Why does it use subtractive decoding?

Posted: Mon Jan 29, 2024 5:27 am

by Jiyahana

It is used to allocate resources for devices on the secondary bus when there is no explicit request from the devices.