MentOS
0.8.0
The Mentoring Operating System
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GDT, IDT and TSS are all data structures specified by Intel x86 architecture in memory management module. More...
Modules | |
Task State Segment (TSS) | |
Is a special structure on x86-based computers which holds information about a task. It is used by the operating system kernel for task management. | |
Global Descriptor Table (GDT) | |
Is used to define the characteristics of the various memory areas used during program execution, including the base address, the size and access privileges like executability and writability. | |
Interrupt Descriptor Table (IDT) | |
Is a data structure used by the x86 architecture to implement an interrupt vector table. The IDT is used by the processor to determine the correct response to interrupts and exceptions. | |
Interrupt Service Routines (ISRs) | |
are software routines that hardware invokes in response to an interrupt. | |
GDT, IDT and TSS are all data structures specified by Intel x86 architecture in memory management module.