903 Commits (1645451749e44251a0c103891979b599e4e8c941)
 

Author SHA1 Message Date
Philipp Oppermann 0ddd214a1b Update Readme for “Handling Exceptions” post
7 years ago
Philipp Oppermann ad211de615 Use linked list allocator instead of bump allocator
7 years ago
Philipp Oppermann 01f8c43ffb Map the heap pages to physical frames
7 years ago
Philipp Oppermann f2bbe43099 Use once crate to ensure that memory::init is only called once
7 years ago
Philipp Oppermann 76550dcd95 Refactor: Move memory initialization to memory::init function
7 years ago
Philipp Oppermann c0d403abbe Set a global allocator
7 years ago
Philipp Oppermann 9dc998222a Make the bump allocator lock free and impl Alloc for shared reference
7 years ago
Philipp Oppermann 1f6633fe44 Add a heap_allocator module with a basic bump allocator
7 years ago
Philipp Oppermann 5f017124dd Add a dependency on the alloc crate
7 years ago
Philipp Oppermann 36369cfbe2 Update Readme for “Kernel Heap” post
7 years ago
Philipp Oppermann c6dd37dcc5 Turn page of old P4 into guard page
7 years ago
Philipp Oppermann 2a3ce863fd Enable write protect bit to improve safety
7 years ago
Philipp Oppermann ffaddeb84e Fix boot loop by enabling the NXE bit in the EFER register
7 years ago
Philipp Oppermann 0ce2b46ad1 Use the correct entry flags for kernel sections
7 years ago
Philipp Oppermann 11993b7e15 Also identity map the multiboot info structure
7 years ago
Philipp Oppermann fdacfb24f0 Fix boot loop by identity mapping the vga buffer
7 years ago
Philipp Oppermann 564c6b64e9 Switch to the new page table after mapping all sections
7 years ago
Philipp Oppermann fa3b572d68 Only print kernel/multiboot start/end in rust_main
7 years ago
Philipp Oppermann 40f1732ccb Call remap_the_kernel from rust_main
7 years ago
Philipp Oppermann 5d898d8474 Page align all sections as they will be individually mapped
7 years ago
Philipp Oppermann e029eabe18 Add a remap_the_kernel function
7 years ago
Philipp Oppermann 60d7c736a5 Add a (now safe) `with` method
7 years ago
Philipp Oppermann 2f30b0f7cf Create a new ActivePageTable struct that derefs to Mapper
7 years ago
Philipp Oppermann ce9c4d6e43 Refactor: Move ActivePageTable to new mapper submodule and rename to `Mapper`
7 years ago
Philipp Oppermann 4160cb6d7e Begin creating an ActivePageTable::with function
7 years ago
Philipp Oppermann b2e79752fd Fix InactivePageTable::new function using a temporary page
7 years ago
Philipp Oppermann 11ae7e8aeb Create a temporary_page module
7 years ago
Philipp Oppermann 1737f48284 Create a InactivePageTable struct
7 years ago
Philipp Oppermann 1f1f6c62da Derive Copy and Clone for Page and add a Frame::clone method
7 years ago
Philipp Oppermann bb3f17c0b9 Update Readme for “Remap the Kernel” post
7 years ago
Philipp Oppermann 1007c5157d Remove paging testing code again
7 years ago
Philipp Oppermann 55e602dc61 Fix unmap function by flushing the TLB
7 years ago
Philipp Oppermann eb5c9afa51 Add a dependency on the x86_64 crate
7 years ago
Philipp Oppermann 0ee4ed738a Test the unmap function (it doesn't work correctly)
7 years ago
Philipp Oppermann b49cb6986c Test the map_to function
7 years ago
Philipp Oppermann 15c9f43622 Add an (unfinished) `unmap` method
7 years ago
Philipp Oppermann 3696c7bacb Add `map` and `identity_map` functions for convenience
7 years ago
Philipp Oppermann bb473c7907 Make translate and map_to safe by making them methods of a new ActivePageTable struct
7 years ago
Philipp Oppermann dedf6e8959 Add a map_to function
7 years ago
Philipp Oppermann 83d56aa9de Add translate and translate_page functions
7 years ago
Philipp Oppermann a7170a4a44 Use type system tricks to make next_table methods safe
7 years ago
Philipp Oppermann 0874625269 Add methods to retrieve a (mutual) reference to the next table
7 years ago
Philipp Oppermann 3706331a43 Add a P4 constant and a Table::next_table_address method
7 years ago
Philipp Oppermann 8fcea7951b Recursive map the P4 table
7 years ago
Philipp Oppermann e50d70c02e Add a Table::zero method to clear all entries
7 years ago
Philipp Oppermann 2b7fa410fb Implement the Index and IndexMut traits for Table
7 years ago
Philipp Oppermann 62d655fbdd Create a memory::paging::table submodule with a Table struct
7 years ago
Philipp Oppermann fe464463eb Add `pointed_frame` and `set` methods to `Entry`
7 years ago
Philipp Oppermann 148d506629 Use bitflags to create an EntryFlags type
7 years ago
Philipp Oppermann f957f2ecde Add a dependency on the bitflags crate
7 years ago