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Kernel: Slap UNMAP_AFTER_INIT on a whole bunch of functions

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There's no real system here, I just added it to various functions
that I don't believe we ever want to call after initialization
has finished.

With these changes, we're able to unmap 60 KiB of kernel text
after init. :^)
This commit is contained in:
Andreas Kling 2021-02-19 18:41:50 +01:00
parent 32e93c8808
commit fdf03852c9
22 changed files with 69 additions and 68 deletions
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12
Kernel/Interrupts/InterruptManagement.cpp
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@ -56,7 +56,7 @@ InterruptManagement& InterruptManagement::the()
return *s_interrupt_management;
}
void InterruptManagement::initialize()
UNMAP_AFTER_INIT void InterruptManagement::initialize()
{
ASSERT(!InterruptManagement::initialized());
s_interrupt_management = new InterruptManagement();
@ -125,7 +125,7 @@ RefPtr<IRQController> InterruptManagement::get_responsible_irq_controller(u8 int
ASSERT_NOT_REACHED();
}
PhysicalAddress InterruptManagement::search_for_madt()
UNMAP_AFTER_INIT PhysicalAddress InterruptManagement::search_for_madt()
{
dbgln("Early access to ACPI tables for interrupt setup");
auto rsdp = ACPI::StaticParsing::find_rsdp();
@ -134,13 +134,13 @@ PhysicalAddress InterruptManagement::search_for_madt()
return ACPI::StaticParsing::find_table(rsdp.value(), "APIC");
}
InterruptManagement::InterruptManagement()
UNMAP_AFTER_INIT InterruptManagement::InterruptManagement()
: m_madt(search_for_madt())
{
m_interrupt_controllers.resize(1);
}
void InterruptManagement::switch_to_pic_mode()
UNMAP_AFTER_INIT void InterruptManagement::switch_to_pic_mode()
{
klog() << "Interrupts: Switch to Legacy PIC mode";
InterruptDisabler disabler;
@ -159,7 +159,7 @@ void InterruptManagement::switch_to_pic_mode()
}
}
void InterruptManagement::switch_to_ioapic_mode()
UNMAP_AFTER_INIT void InterruptManagement::switch_to_ioapic_mode()
{
klog() << "Interrupts: Switch to IOAPIC mode";
InterruptDisabler disabler;
@ -196,7 +196,7 @@ void InterruptManagement::switch_to_ioapic_mode()
APIC::the().init_bsp();
}
void InterruptManagement::locate_apic_data()
UNMAP_AFTER_INIT void InterruptManagement::locate_apic_data()
{
ASSERT(!m_madt.is_null());
auto madt = map_typed<ACPI::Structures::MADT>(m_madt);