fergalmoran/ladybird
1
0
Fork 0
mirror of https://github.com/fergalmoran/ladybird.git synced 2026-01-04 15:45:25 +00:00
Code Issues Packages Projects Releases Wiki Activity

Kernel: Acquire ISA interrupt overrides from Interrupt Management

Browse Source 
Also, InterruptDisabler were added to prevent critical function from
being interrupted. In addition, the interrupt numbers are abstracted
from IDT offsets, thus, allowing to create a better routing scheme
when using IOAPICs for interrupt redirection.
This commit is contained in:
Liav A
2020-03-06 03:19:40 +02:00
committed by Andreas Kling
parent d9d792d37f
commit 30fc78bfaf
5 changed files with 54 additions and 21 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
Kernel/Interrupts/GenericInterruptHandler.cpp
View File

@@ -39,20 +39,20 @@ GenericInterruptHandler& GenericInterruptHandler::from(u8 interrupt_number)
GenericInterruptHandler::GenericInterruptHandler(u8 interrupt_number)
: m_interrupt_number(interrupt_number)
{
register_generic_interrupt_handler(interrupt_number, *this);
register_generic_interrupt_handler(InterruptManagement::acquire_mapped_interrupt_number(m_interrupt_number), *this);
}
GenericInterruptHandler::~GenericInterruptHandler()
{
unregister_generic_interrupt_handler(m_interrupt_number, *this);
unregister_generic_interrupt_handler(InterruptManagement::acquire_mapped_interrupt_number(m_interrupt_number), *this);
}
void GenericInterruptHandler::change_interrupt_number(u8 number)
{
ASSERT_INTERRUPTS_ENABLED();
unregister_generic_interrupt_handler(interrupt_number(), *this);
unregister_generic_interrupt_handler(InterruptManagement::acquire_mapped_interrupt_number(interrupt_number()), *this);
m_interrupt_number = number;
register_generic_interrupt_handler(interrupt_number(), *this);
register_generic_interrupt_handler(InterruptManagement::acquire_mapped_interrupt_number(interrupt_number()), *this);
}
void GenericInterruptHandler::increment_invoking_counter()
{