| Summary: | Overview of the HelenOS operating system (basic kernel functionality, memory management, userspace support). Overview of the 64-bit SPARC V9 architecture (registers, traps, memory management unit, ASI, interrupts). Description of implementation of the HelenOS operating system for the SPARC V9 architecture (system boot, work with OpenFirmware, TLB and trap table take-over, context switching and FPU context, management of register windows and the preemptible trap handler, time management, handling I/O devices, interrupts, address spaces and virtual address translation using the page hash table, TSB, solution to the illegal virtual aliasing problem, system call support, pseudo threads, application processor start-up, spinlock implementation). Overview and comparison of Solaris and Linux implementations.
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