Title:
独立論理アドレス空間とそれぞれに対するアクセス管理を提供する方法および装置
Document Type and Number:
Japanese Patent JP4756562
Kind Code:
B2
Abstract:
A command receiver receives, from an external access requesting entity, a command with which to access data, together with an address to be accessed and IOID to identify the access requesting entity. Based on the IOID, the access decision unit determines whether or not an access is one that is to be permitted for an access requesting entity to access a region of access destination. The access decision unit determines whether access of the access requesting entity is permitted or not, for each page that serves as the basic management unit of logical address in the processor space.
Inventors:
Otsuka Katsushi
Application Number:
JP2008533710A
Publication Date:
August 24, 2011
Filing Date:
February 21, 2007
Export Citation:
Assignee:
株式会社ソニー・コンピュータエンタテインメント
International Classes:
G06F12/10; G06F12/14; G06F13/14; G06F21/62
Domestic Patent References:
| JP2005523519A | 2005-08-04 | |||
| JP2003099326A | 2003-04-04 |
Foreign References:
| US20030018860A1 | 2003-01-23 |
Attorney, Agent or Firm:
Sakaki Morishita
Yusuke Murata
Tomoyuki Miki
Takeshi Aoki
Yusuke Murata
Tomoyuki Miki
Takeshi Aoki