发明名称 |
Apparatus for handling failures to provide a safe address translation in an improved input/output architecture for a computer system |
摘要 |
Hardware input/output address translation apparatus adapted for use in a multitasking computer system including hardware responsive to commands from an unprivileged application program addressed to an input/output address for translating the input/output address to a physical address space of an input/output device and transferring the command to the physical address of an input/output device, hardware responsive to commands from an unprivileged application program addressed to an input/output address for selecting from safe translations of input/output addresses to physical address spaces of input/output devices for the first hardware means, and apparatus for handling a failure to provide an address translation.
|
申请公布号 |
US5685011(A) |
申请公布日期 |
1997.11.04 |
申请号 |
US19950440699 |
申请日期 |
1995.05.15 |
申请人 |
NVIDIA CORPORATION |
发明人 |
ROSENTHAL, DAVID S. H.;PRIEM, CURTIS |
分类号 |
G06F11/00;G06F12/10;(IPC1-7):G06F3/00 |
主分类号 |
G06F11/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|