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Kernel: Use macros for GDT indices instead of hardcoding the values

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Gunnar Beutner 2021-06-26 14:57:44 +02:00 committed by Andreas Kling
parent 065c6c307d
commit 9d9f20391d
Notes: sideshowbarker 2024-07-18 11:27:23 +09:00 
Author: https://github.com/gunnarbeutner
Commit: https://github.com/SerenityOS/serenity/commit/9d9f20391d5
Pull-request: https://github.com/SerenityOS/serenity/pull/8269
Reviewed-by: https://github.com/Hendiadyoin1
Reviewed-by: https://github.com/IdanHo
1 changed files with 2 additions and 4 deletions
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6
Kernel/Arch/x86/common/Interrupts.cpp
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@ -585,18 +585,16 @@ void unregister_generic_interrupt_handler(u8 interrupt_number, GenericInterruptH
UNMAP_AFTER_INIT void register_interrupt_handler(u8 index, void (*handler)())
{
// FIXME: Why is that with selector 8?
// FIXME: Is the Gate Type really required to be an Interrupt
// FIXME: What's up with that storage segment 0?
s_idt[index] = IDTEntry((FlatPtr)handler, 8, IDTEntryType::InterruptGate32, 0, 0);
s_idt[index] = IDTEntry((FlatPtr)handler, GDT_SELECTOR_CODE0, IDTEntryType::InterruptGate32, 0, 0);
}
UNMAP_AFTER_INIT void register_user_callable_interrupt_handler(u8 index, void (*handler)())
{
// FIXME: Why is that with selector 8?
// FIXME: Is the Gate Type really required to be a Trap
// FIXME: What's up with that storage segment 0?
s_idt[index] = IDTEntry((FlatPtr)handler, 8, IDTEntryType::TrapGate32, 0, 3);
s_idt[index] = IDTEntry((FlatPtr)handler, GDT_SELECTOR_CODE0, IDTEntryType::TrapGate32, 0, 3);
}
UNMAP_AFTER_INIT void flush_idt()