发明名称 |
Shared bios ROM warm boot |
摘要 |
An interface that allows the host CPU and the keyboard controller in a PC to share a common BIOS ROM includes a logic circuit that receives a set of input signals and produces a set of signals that emulates a jump instruction op-code that causes the host CPU to vector to a specified address location in the system memory map normally reserved for the system ROM BIOS code, whenever both the host CPU and keyboard controller are contending for access to the BIOS ROM.
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申请公布号 |
US5892943(A) |
申请公布日期 |
1999.04.06 |
申请号 |
US19960774626 |
申请日期 |
1996.12.30 |
申请人 |
STANDARD MICROSYSTEMS CORP. |
发明人 |
ROCKFORD, J. GLEN;DUNNIHOO, JEFFREY C.;WAHLER, RICHARD E. |
分类号 |
G06F3/023;G06F9/445;(IPC1-7):G06F9/06 |
主分类号 |
G06F3/023 |
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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