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Revert "Kernel: Move Kernel mapping to 0xc0000000"

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This reverts commit bd33c66273.

This broke the network card drivers, since they depended on kmalloc
addresses being identity-mapped.
This commit is contained in:
Andreas Kling 2019-11-23 17:27:09 +01:00
parent f61ed8eab5
commit 9a157b5e81
13 changed files with 64 additions and 132 deletions
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4
Kernel/Devices/PATAChannel.h
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@ -55,8 +55,6 @@ private:
bool ata_read_sectors(u32, u16, u8*, bool);
bool ata_write_sectors(u32, u16, const u8*, bool);
PhysicalRegionDescriptor& prdt() { return *reinterpret_cast<PhysicalRegionDescriptor*>(m_prdt_page->paddr().as_ptr()); }
// Data members
u8 m_channel_number { 0 }; // Channel number. 0 = master, 1 = slave
u16 m_io_base { 0x1F0 };
@ -65,7 +63,7 @@ private:
volatile bool m_interrupted { false };
PCI::Address m_pci_address;
RefPtr<PhysicalPage> m_prdt_page;
PhysicalRegionDescriptor m_prdt;
RefPtr<PhysicalPage> m_dma_buffer_page;
u16 m_bus_master_base { 0 };
Lockable<bool> m_dma_enabled;