发明名称 |
Device having data sharing capabilities and a method for sharing data |
摘要 |
A method and device for sharing data. The method include: receiving, by a direct memory access controller, a data read instruction; wherein the read data instruction can be a shared data read instruction or a non-shared data read instruction; determining whether to fetch a requested data block from a first memory unit to a second memory unit by applying a direct memory address control operation; wherein the second memory unit is accessible by a processor that generated the shared data read instruction; fetching the requested data block from the first memory unit to the second memory unit by applying a direct memory access control operation, if the read data instruction is a non-shared data instruction or if the read data instruction is a shared data instruction but the requested data is not stored in the second memory unit; and retrieving a requested data block from a second memory unit. |
申请公布号 |
US8239587(B2) |
申请公布日期 |
2012.08.07 |
申请号 |
US20060161524 |
申请日期 |
2006.01.18 |
申请人 |
STRULOVICI ILAN;ARBEL-MEIROVICH EREZ;GANDAL STEFANIA;KATZ ADI;FREESCALE SEMICONDUCTOR, INC. |
发明人 |
STRULOVICI ILAN;ARBEL-MEIROVICH EREZ;GANDAL STEFANIA;KATZ ADI |
分类号 |
G06F13/28 |
主分类号 |
G06F13/28 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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