f5deb1048a
Kernel: Add functions to push and pop the interrupt state
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This can be useful when you want to disable interrupts, but then only enable them back if they were previously enabled.
2022-10-12 12:58:56 +02:00
b3e16068ef
Kernel: Add Utilities::get_rflags(), and thus Interrupts::are_enabled()
2022-10-12 12:56:55 +02:00
46f459337c
Interrupts: Remove ensure_handler and use a more reliable way of detecting if we are in a handler
2022-09-29 18:35:51 +02:00
f1a7138568
User mode (with a few syscalls)
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IT ACTUALLY WORKS NOW.
Why wasn't it working? Oh, because I was not setting already present page tables's permissions to user mode. Just a little bug. THAT I SPENT DAYS TRYING TO FIND
Anyways, it works now. Such a relief...
2022-09-25 20:35:05 +02:00
c3e5251687
Some more userland and font failing
2022-09-23 16:41:43 +02:00
ee49caa6d3
Interrupts: ensure is_in_handler is true if we know we are in a handler
2022-09-21 21:03:49 +02:00
4401b31440
Remove ds from context, no need for it in x86_64, use ss instead
2022-09-21 21:03:24 +02:00
e6c6a1677a
Rename "SavedContext" to "Context"
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Seemed like a more appropriate name.
2022-09-20 19:56:43 +02:00
d0d2d4381c
Add a is_in_handler function to validate being in an interrupt handler
2022-09-20 17:16:07 +02:00
78fe37ddb3
Move declaration of IDTR to header
2022-09-06 11:44:37 +02:00
1b727a66ea
Ready. Set. Go!
2022-09-05 16:13:51 +02:00