PERIPHERAL COMPONENT INTERCONNECT (PCI) DEVICE AND SYSTEM INCLUDING THE PCI

A peripheral component interconnect (PCI) device includes a PCI register including a base address register (BAR) configured to determine a first memory area accessed by a PCI host, an offset register configured to store an offset transmitted from the PCI host, an address translation unit (ATU) confi...

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Bibliographic Details
Main Authors CHA HYUN SEOK, JEON YONG TAE, JUNG KI JO, JAGADISH CHANDRASHEKAR TANDAVAPURA, NOH KI CHUL, KOMURAVELLI VAMSHI KRISHNA
Format Patent
LanguageEnglish
Published 26.05.2016
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Summary:A peripheral component interconnect (PCI) device includes a PCI register including a base address register (BAR) configured to determine a first memory area accessed by a PCI host, an offset register configured to store an offset transmitted from the PCI host, an address translation unit (ATU) configured to detect an operation of the PCI host writing the offset to the offset register and to change an accessed area by the PCI host to a second memory area based on the offset stored in the offset register, and a device memory including the first memory area and the second memory area, the device memory configured to store data transmitted from the PCI host and to transmit data stored therein to the PCI host.
Bibliography:Application Number: US201514938994