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Kernel: Detect Aarch64 physical address bit width with CPU ID registers

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konrad 2023-01-08 12:21:40 +01:00 • committed by Jelle Raaijmakers
parent 66c65f6e2c
commit 401fc6afae
4 changed files with 32 additions and 2 deletions
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4
Kernel/Arch/aarch64/Processor.h
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@ -84,8 +84,7 @@ public:
ALWAYS_INLINE u8 physical_address_bit_width() const
{
TODO_AARCH64();
return 0;
return m_physical_address_bit_width;
}
ALWAYS_INLINE u8 virtual_address_bit_width() const
@ -286,6 +285,7 @@ private:
u32 m_cpu;
CPUFeature::Type m_features;
u8 m_physical_address_bit_width;
Thread* m_current_thread;
Thread* m_idle_thread;