Invention Grant
- Patent Title: Interrupt masking control
- Patent Title (中): 中断屏蔽控制
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Application No.: US10886576Application Date: 2004-07-09
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Publication No.: US07882293B2Publication Date: 2011-02-01
- Inventor: Andrew Burdass , David James Seal
- Applicant: Andrew Burdass , David James Seal
- Applicant Address: GB Cambridge
- Assignee: ARM Limited
- Current Assignee: ARM Limited
- Current Assignee Address: GB Cambridge
- Agency: Nixon & Vanderhye P.C.
- Priority: GB0329863.5 20031223
- Main IPC: G06F13/24
- IPC: G06F13/24 ; G06F3/00 ; G06F13/14
Abstract:
A processor core 4 is provided with an interrupt controller 22 which serves to set an interrupt mask bit F and a hardware control when an interrupt fiq occurs. A masking control signal NMI serves to either allow or prevent the software clearing of the interrupt mask bit F.
Public/Granted literature
- US20050138257A1 Interrupt masking control Public/Granted day:2005-06-23
Information query
