Removed unused code.
Fix two critical bugs: 1) invalid movw -zshx1b,%rcx operation (must be movq) in asm.s before rdmsr, and 2) dead-locks of spinlock during interrupt handlers (this must be fixed soon). This commit also includes implementation of multitasking codes.
Implementing multitasking part.
Implementing multitasking part.
Implemented system call.
Modified copyright.
Implemented the interface for system call.
Merge branch 'new/syscall'
Modified copyright header.
Modified copyright header.
Added system.c to implement system functions.
Implementing semaphore.
Implementing UI.
Implementing UI.
Implemented a prototype of the keyboard driver.
e1000: Implementing interrupt support.
e1000: Implementing interrupt support.
Modified to mitigate warnings.
Implementing management process.
Debugging e1000e driver and routing functionality.