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Kernel: PCI MMIO no longer uses map_for_kernel()

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PCI MMIO access is done by modifying the related PhysicalPage directly,
then we request to remap the region to create the mapping.
This commit is contained in:
Liav A 2020-01-21 04:33:43 +02:00 • committed by Andreas Kling
commit aca317d889
Notes: sideshowbarker 2024-07-19 09:55:39 +09:00
4 changed files with 19 additions and 45 deletions
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5
Kernel/PCI/IOAccess.h
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@ -33,7 +33,7 @@ public:
virtual void enumerate_all(Function<void(Address, ID)>&) override final;
virtual String get_access_type() override final { return "IO-Access"; };
virtual uint32_t get_segments_count() { return 1; };
protected:
IOAccess();
@ -44,8 +44,7 @@ private:
virtual void write8_field(Address address, u32, u8) override final;
virtual void write16_field(Address address, u32, u16) override final;
virtual void write32_field(Address address, u32, u32) override final;
virtual uint32_t get_segments_count() { return 1; };
virtual uint8_t get_segment_start_bus(u32) { return 0x0; };
virtual uint8_t get_segment_end_bus(u32) { return 0xFF; };
};