ULTRA sparc - Context ID

UltraSPARC Architecture 2005참고

1. Context ID= A numeric value that uniquely identifies a particular context
1. context identifier
2. multiple virtual address space within the same real address space are distinguished by a context identifier
3. primary, secondary context register associate a context with every virtual address.
4. context register selection
5. Multiple virtual address spaces within the same real address space are distinguished by acontext identifier(context ID).
   
2. Addresss space Identifier
1. 64bit의 주소 공간의 offset을 identify
2. access control 및 attribute information
3. To specify the address of an internal control register in the virtual processor,cache, or memory management hardware