 Drew Galbraith
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eb04242a59
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Add a debug mode for the KernelHeap.
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2023-06-07 10:01:22 -07:00 |
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Drew Galbraith
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23895b5c6c
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Spawn Processes using memory primitives rather than and elf loader.
This allows us to remove the temporary syscall for that style of process
spawn.
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2023-06-07 00:04:53 -07:00 |
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Drew Galbraith
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b06c76e477
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Create a MemoryObject class and use it to load programs.
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2023-06-06 21:44:10 -07:00 |
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Drew Galbraith
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de49dcc01a
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Move scheduler to new global class format.
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2023-05-29 23:48:32 -07:00 |
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Drew Galbraith
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b58186265e
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Split Yield and Preempt into separate scheduling functions.
This switch makes the logic for each much easier to parse.
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2023-05-29 23:09:39 -07:00 |
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Drew Galbraith
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656687b183
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Schedule on PIC timer raise.
This causes a page fault because we don't properly handle the sleep
case.
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2023-05-29 22:32:50 -07:00 |
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Drew Galbraith
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496dfeaef9
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Update the timer to a more reasonable time slice of 50ms
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2023-05-29 22:17:56 -07:00 |
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Drew Galbraith
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9869d1022a
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Mask all interrupts on the master PIC except the timer.
This prevents us from getting a GP fault when an unhandled interrupt
arises.
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2023-05-29 22:07:47 -07:00 |
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Drew Galbraith
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a949055bce
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Flesh out the GP Fault hanlder slightly.
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2023-05-29 22:01:06 -07:00 |
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Drew Galbraith
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629dca278b
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Enable the PIC and add a timer.
This causes a GP fault after the timer runs for some time.
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2023-05-29 21:52:01 -07:00 |
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Drew Galbraith
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7a3b4d2d42
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Add true page fault handler.
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2023-05-18 13:56:09 -07:00 |
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Drew Galbraith
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747c2a4e17
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Add a page fault handler
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2023-05-18 10:59:45 -07:00 |
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Drew Galbraith
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9fc1aa15ef
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Add an interrupt descriptor table.
Set up a very basic handler for divide by zero and
general protection faults.
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2023-05-17 22:54:37 -07:00 |