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Commit Graph

485 Commits

Author SHA1 Message Date
Philipp Oppermann
40f1732ccb Call remap_the_kernel from rust_main 2017-11-19 11:44:49 +01:00
Philipp Oppermann
5d898d8474 Page align all sections as they will be individually mapped 2017-11-19 11:44:49 +01:00
Philipp Oppermann
e029eabe18 Add a remap_the_kernel function 2017-11-19 11:44:49 +01:00
Philipp Oppermann
60d7c736a5 Add a (now safe) with method 2017-11-19 11:44:49 +01:00
Philipp Oppermann
2f30b0f7cf Create a new ActivePageTable struct that derefs to Mapper 2017-11-19 11:44:49 +01:00
Philipp Oppermann
ce9c4d6e43 Refactor: Move ActivePageTable to new mapper submodule and rename to Mapper 2017-11-19 11:44:49 +01:00
Philipp Oppermann
4160cb6d7e Begin creating an ActivePageTable::with function 2017-11-19 11:42:33 +01:00
Philipp Oppermann
b2e79752fd Fix InactivePageTable::new function using a temporary page 2017-11-19 11:42:33 +01:00
Philipp Oppermann
11ae7e8aeb Create a temporary_page module 2017-11-19 11:42:33 +01:00
Philipp Oppermann
1737f48284 Create a InactivePageTable struct 2017-11-19 11:42:33 +01:00
Philipp Oppermann
1f1f6c62da Derive Copy and Clone for Page and add a Frame::clone method 2017-11-19 11:42:33 +01:00
Philipp Oppermann
bb3f17c0b9 Update Readme for “Remap the Kernel” post 2017-11-19 11:42:33 +01:00
Philipp Oppermann
1007c5157d Remove paging testing code again 2017-11-19 11:42:16 +01:00
Philipp Oppermann
55e602dc61 Fix unmap function by flushing the TLB 2017-11-19 11:42:16 +01:00
Philipp Oppermann
eb5c9afa51 Add a dependency on the x86_64 crate 2017-11-19 11:42:16 +01:00
Philipp Oppermann
0ee4ed738a Test the unmap function (it doesn't work correctly) 2017-11-19 11:42:16 +01:00
Philipp Oppermann
b49cb6986c Test the map_to function 2017-11-19 11:42:16 +01:00
Philipp Oppermann
15c9f43622 Add an (unfinished) unmap method 2017-11-19 11:42:16 +01:00
Philipp Oppermann
3696c7bacb Add map and identity_map functions for convenience 2017-11-19 11:42:16 +01:00
Philipp Oppermann
bb473c7907 Make translate and map_to safe by making them methods of a new ActivePageTable struct 2017-11-19 11:42:16 +01:00
Philipp Oppermann
dedf6e8959 Add a map_to function 2017-11-19 11:42:16 +01:00
Philipp Oppermann
83d56aa9de Add translate and translate_page functions 2017-11-19 11:42:16 +01:00
Philipp Oppermann
a7170a4a44 Use type system tricks to make next_table methods safe 2017-11-19 11:42:16 +01:00
Philipp Oppermann
0874625269 Add methods to retrieve a (mutual) reference to the next table 2017-11-19 10:39:17 +01:00
Philipp Oppermann
3706331a43 Add a P4 constant and a Table::next_table_address method 2017-11-19 10:39:17 +01:00
Philipp Oppermann
8fcea7951b Recursive map the P4 table 2017-11-19 10:39:17 +01:00
Philipp Oppermann
e50d70c02e Add a Table::zero method to clear all entries 2017-11-19 10:39:17 +01:00
Philipp Oppermann
2b7fa410fb Implement the Index and IndexMut traits for Table 2017-11-19 10:39:17 +01:00
Philipp Oppermann
62d655fbdd Create a memory::paging::table submodule with a Table struct 2017-11-19 10:39:17 +01:00
Philipp Oppermann
fe464463eb Add pointed_frame and set methods to Entry 2017-11-19 10:39:17 +01:00
Philipp Oppermann
148d506629 Use bitflags to create an EntryFlags type 2017-11-19 10:39:17 +01:00
Philipp Oppermann
f957f2ecde Add a dependency on the bitflags crate 2017-11-19 10:39:17 +01:00
Philipp Oppermann
c4c27c10e6 Create a memory::paging::entry submodule with an Entry struct 2017-11-19 10:39:17 +01:00
Philipp Oppermann
c7c02d7dca Create a memory::paging module with a Page struct 2017-11-19 10:39:17 +01:00
Philipp Oppermann
9f84e37e1b Update Readme for “Page Tables” post 2017-11-19 10:39:17 +01:00
Philipp Oppermann
9f1a69cafa Create a new AreaFrameAllocator and allocate maximum number of frames 2017-11-19 10:39:13 +01:00
Philipp Oppermann
edb2e693da Create an AreaFrameAllocator 2017-11-19 10:39:13 +01:00
Philipp Oppermann
84c337e6f0 Create a memory module with a Frame struct and FrameAllocator trait 2017-11-19 10:39:13 +01:00
Philipp Oppermann
98d97703f4 Calculate start and end of kernel and multiboot struct 2017-11-19 10:39:13 +01:00
Philipp Oppermann
402ec77bc0 Reduce number of ELF section by merging .text.* (etc.) sections together 2017-11-19 10:39:13 +01:00
Philipp Oppermann
9a86f60835 Print kernel ELF sections 2017-11-19 10:39:13 +01:00
Philipp Oppermann
cbc9e112bd Print a proper message on panics 2017-11-19 10:39:13 +01:00
Philipp Oppermann
f231f2c7f2 Print available memory areas 2017-11-19 10:39:13 +01:00
Philipp Oppermann
5f65e1d31f Add dependency on multiboot2 crate 2017-11-19 10:39:13 +01:00
Philipp Oppermann
28ce5310c8 Pass address of multiboot info structure to rust_main 2017-11-19 10:39:13 +01:00
Philipp Oppermann
08a4e795a4 Increase stack size to 16k 2017-11-19 10:39:13 +01:00
Philipp Oppermann
8040f8d565 Update Readme for “Allocating Frames” post 2017-11-19 10:39:13 +01:00
Philipp Oppermann
9f448fbe0e Avoid deadlock on nested print! invokation 2017-11-19 10:39:05 +01:00
Philipp Oppermann
59b8133396 Add print! and println! macros and a clear_screen function 2017-11-19 10:39:05 +01:00
Philipp Oppermann
40aed4fa0f Create a static WRITER protected by a spinlock 2017-11-19 10:39:05 +01:00