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Search took 0.03 seconds. Search: Posts made by: Piotr Wyderski

Forum: Intel

April 21st 10, 12:32 PM Posted to alt.folklore.computers,comp.sys.intel,comp.arch

Replies: 54

Far and near pointers on the 80286 and later

Views: 3,203

Posted By Piotr Wyderski

Far and near pointers on the 80286 and later

Terje Mathisen wrote:

I.e. a driver had full-speed access, but only to those hardware
resources the OS would agree to give it

If it has access to DMA registers, and most PCI device...

Forum: General

June 10th 09, 11:09 AM Posted to comp.sys.ibm.pc.hardware.chips,comp.arch

Replies: 146

Is Itanium the first 64-bit casualty?

Views: 9,536

Posted By Piotr Wyderski

Is Itanium the first 64-bit casualty?

MitchAlsup wrote:

Apparently no architecture before x86-64 ever implemented a single
mode in a computer that was controlled by bits that exist in more than
one control register.

Mitch, this...

Forum: General

June 9th 09, 05:57 PM Posted to comp.sys.ibm.pc.hardware.chips,comp.arch

Replies: 146

Is Itanium the first 64-bit casualty?

Views: 9,536

Posted By Piotr Wyderski

Is Itanium the first 64-bit casualty?

MitchAlsup wrote:

See USPTO 6,973,562
See USPTO 6,901,505

Amazing... but again, where is the inventive step?

In order for a patent claim to be valid, it must propose
a concept, idea, or item...

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