Philipp Oppermann
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d2060e76f8
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Create a GDT descriptor struct
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7 years ago |
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Philipp Oppermann
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f651987666
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Add a dependency on bit_field
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7 years ago |
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Philipp Oppermann
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eea8c10a97
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Create a interrupts::gdt submodule
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7 years ago |
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Philipp Oppermann
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e1d2af5ea7
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Rename interrupts.rs to interrupts/mod.rs
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7 years ago |
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Philipp Oppermann
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a05db759d7
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Create a TSS and save the double fault stack pointer it its IST
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7 years ago |
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Philipp Oppermann
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00bbd6fbc6
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Pass the memory controller to interrupts::init and use it to create a double fault stack
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7 years ago |
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Philipp Oppermann
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f1459a552c
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Return a memory controller from memory::init
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7 years ago |
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Philipp Oppermann
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73d4390f27
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Create a memory manager for convenience
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7 years ago |
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Philipp Oppermann
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0e3857ca50
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Create a stack allocator module
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7 years ago |
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Philipp Oppermann
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3efe54169e
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Provoke a stack overflow, which still causes a boot loop
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7 years ago |
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Philipp Oppermann
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2b9d880e48
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Add a double fault handler
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7 years ago |
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Philipp Oppermann
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91ffde4728
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Trigger a double fault by causing a page fault
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7 years ago |
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Philipp Oppermann
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590b2fd1b0
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Update Readme for “Double Faults” post
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7 years ago |
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Philipp Oppermann
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93aff8cfa8
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Test our exception handler by invoking a breakpoint exception
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7 years ago |
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Philipp Oppermann
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fab320271a
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Create and load an IDT
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7 years ago |
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Philipp Oppermann
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7becaf5f30
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Add a dependency on lazy_static
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7 years ago |
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Philipp Oppermann
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3bbc2a0bdc
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Add a simple handler function for the breakpoint exception
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7 years ago |
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Philipp Oppermann
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c2d22af1c7
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Create a new interrupts module
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7 years ago |
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Philipp Oppermann
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0ddd214a1b
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Update Readme for “Handling Exceptions” post
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7 years ago |
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Philipp Oppermann
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ad211de615
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Use linked list allocator instead of bump allocator
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7 years ago |
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Philipp Oppermann
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01f8c43ffb
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Map the heap pages to physical frames
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7 years ago |
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Philipp Oppermann
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f2bbe43099
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Use once crate to ensure that memory::init is only called once
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7 years ago |
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Philipp Oppermann
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76550dcd95
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Refactor: Move memory initialization to memory::init function
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7 years ago |
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Philipp Oppermann
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c0d403abbe
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Set a global allocator
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7 years ago |
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Philipp Oppermann
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9dc998222a
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Make the bump allocator lock free and impl Alloc for shared reference
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7 years ago |
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Philipp Oppermann
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1f6633fe44
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Add a heap_allocator module with a basic bump allocator
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7 years ago |
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Philipp Oppermann
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5f017124dd
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Add a dependency on the alloc crate
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7 years ago |
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Philipp Oppermann
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36369cfbe2
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Update Readme for “Kernel Heap” post
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7 years ago |
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Philipp Oppermann
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c6dd37dcc5
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Turn page of old P4 into guard page
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7 years ago |
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Philipp Oppermann
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2a3ce863fd
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Enable write protect bit to improve safety
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7 years ago |
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Philipp Oppermann
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ffaddeb84e
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Fix boot loop by enabling the NXE bit in the EFER register
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7 years ago |
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Philipp Oppermann
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0ce2b46ad1
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Use the correct entry flags for kernel sections
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7 years ago |
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Philipp Oppermann
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11993b7e15
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Also identity map the multiboot info structure
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7 years ago |
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Philipp Oppermann
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fdacfb24f0
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Fix boot loop by identity mapping the vga buffer
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7 years ago |
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Philipp Oppermann
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564c6b64e9
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Switch to the new page table after mapping all sections
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7 years ago |
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Philipp Oppermann
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fa3b572d68
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Only print kernel/multiboot start/end in rust_main
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7 years ago |
|
Philipp Oppermann
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40f1732ccb
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Call remap_the_kernel from rust_main
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7 years ago |
|
Philipp Oppermann
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5d898d8474
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Page align all sections as they will be individually mapped
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7 years ago |
|
Philipp Oppermann
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e029eabe18
|
Add a remap_the_kernel function
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7 years ago |
|
Philipp Oppermann
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60d7c736a5
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Add a (now safe) `with` method
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7 years ago |
|
Philipp Oppermann
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2f30b0f7cf
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Create a new ActivePageTable struct that derefs to Mapper
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7 years ago |
|
Philipp Oppermann
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ce9c4d6e43
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Refactor: Move ActivePageTable to new mapper submodule and rename to `Mapper`
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7 years ago |
|
Philipp Oppermann
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4160cb6d7e
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Begin creating an ActivePageTable::with function
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7 years ago |
|
Philipp Oppermann
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b2e79752fd
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Fix InactivePageTable::new function using a temporary page
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7 years ago |
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Philipp Oppermann
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11ae7e8aeb
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Create a temporary_page module
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7 years ago |
|
Philipp Oppermann
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1737f48284
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Create a InactivePageTable struct
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7 years ago |
|
Philipp Oppermann
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1f1f6c62da
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Derive Copy and Clone for Page and add a Frame::clone method
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7 years ago |
|
Philipp Oppermann
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bb3f17c0b9
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Update Readme for “Remap the Kernel” post
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7 years ago |
|
Philipp Oppermann
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1007c5157d
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Remove paging testing code again
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7 years ago |
|
Philipp Oppermann
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55e602dc61
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Fix unmap function by flushing the TLB
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7 years ago |
