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Kernel: Support loading the kernel at almost arbitrary virtual addresses

This enables further work on implementing KASLR by adding relocation
support to the pre-kernel and updating the kernel to be less dependent
on specific virtual memory layouts.
This commit is contained in:
Gunnar Beutner 2021-07-26 15:10:51 +02:00 committed by Andreas Kling
parent e3d2ca6bd2
commit 57417a3d6e
20 changed files with 123 additions and 87 deletions

View file

@ -83,7 +83,7 @@ public:
void set_mmap(bool mmap) { m_mmap = mmap; }
bool is_user() const { return !is_kernel(); }
bool is_kernel() const { return vaddr().get() < 0x00800000 || vaddr().get() >= kernel_base; }
bool is_kernel() const { return vaddr().get() < 0x00800000 || vaddr().get() >= kernel_mapping_base; }
PageFaultResponse handle_fault(PageFault const&);