Drew Galbraith
6f5b65de30
Map user pages in the proper mode.
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This causes the user code to execute succesfully.
However now we don't differentiate between syscalls so we pass right
over the exit syscall and continue executing until we fault.
2023-05-29 13:06:08 -07:00
Drew Galbraith
d3024211a7
Cycle through multiple tasks in multiple processes
2023-05-18 13:56:54 -07:00
Drew Galbraith
cb41953354
Scheduler with working threads.
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Currently only one process but it is a start.
2023-05-18 13:24:02 -07:00
Drew Galbraith
de2c96b848
Internal many paging_util functions.
2023-05-18 11:40:13 -07:00
Drew Galbraith
fa2bb4df89
Added a PhysicalMemoryManager class.
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Stores a linkedlist of free blocks of PhysicalMemory.
2023-05-18 11:34:45 -07:00
Drew Galbraith
4380590af2
Add new and delete operator implementations to the kernel heap.
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For now delete does nothing.
2023-05-18 11:29:44 -07:00
Drew Galbraith
2d719d0443
Add a bootstrap physical memory manager.
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This will allow the real physical memory manager to use allocations.
2023-05-18 11:00:05 -07:00
Drew Galbraith
0b7e667368
Add a basic kernel heap object.
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Currently allocation always fails because we don't
have a way to allocate a physical page.
2023-05-18 10:59:39 -07:00
Drew Galbraith
45b5817a36
Recursively map the PML4
2023-05-18 02:00:01 -07:00
Drew Galbraith