Title:
キャッシュ・メモリに対する直接アクセスのための装置および方法
Document Type and Number:
Japanese Patent JP5623370
Kind Code:
B2
Abstract:
Methods and apparatuses are disclosed for direct access to cache memory. Embodiments include receiving, by a direct access manager that is coupled to a cache controller for a cache memory, a region scope zero command describing a region scope zero operation to be performed on the cache memory; in response to receiving the region scope zero command, generating a direct memory access region scope zero command, the direct memory access region scope zero command having an operation code and an identification of the physical addresses of the cache memory on which the operation is to be performed; sending the direct memory access region scope zero command to the cache controller for the cache memory; and performing, by the cache controller, the direct memory access region scope zero operation in dependence upon the operation code and the identification of the physical addresses of the cache memory.
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Inventors:
エリック・フランシス・ロビンソン
ジェイソン・アラン・コックス
ナダフ・レヴィソン
オマー・ヘイマン
ケヴィン・チー・カン・リン
ジェイソン・アラン・コックス
ナダフ・レヴィソン
オマー・ヘイマン
ケヴィン・チー・カン・リン
Application Number:
JP2011254852A
Publication Date:
November 12, 2014
Filing Date:
November 22, 2011
Export Citation:
Assignee:
インターナショナル・ビジネス・マシーンズ・コーポレーションＩＮＴＥＲＮＡＴＩＯＮＡＬ ＢＵＳＩＮＥＳＳ ＭＡＣＨＩＮＥＳ ＣＯＲＰＯＲＡＴＩＯＮ
International Classes:
G06F12/08
Attorney, Agent or Firm:
Tsuyoshi Ueno
Tasa Kind 1
About a city Yoshihiro
Tasa Kind 1
About a city Yoshihiro