Commit Graph

139 Commits

Author SHA1 Message Date
Philipp Oppermann
4142cff3e6 Identity map the multiboot info structure 2016-02-24 16:52:19 +01:00
Philipp Oppermann
de2305038a Improve comments in code as well 2016-02-02 23:11:19 +01:00
Philipp Oppermann
c2c863c7f3 Use cmp and je instead of xor and jz 2016-02-01 23:42:09 +01:00
Philipp Oppermann
157b3b208d Improve comments for CPUID check 2016-01-02 16:01:42 +01:00
Philipp Oppermann
cfe03f612d Remove printing of memory areas and elf sections 2016-01-01 18:05:16 +01:00
Philipp Oppermann
ac6c1af84f Remove test_paging function 2016-01-01 18:05:16 +01:00
Philipp Oppermann
1c2e6fca64 Remove unused imports 2016-01-01 18:05:16 +01:00
Philipp Oppermann
db928db0b5 Unmap the old P4 page to create a basic guard page for the kernel stack 2016-01-01 18:05:16 +01:00
Philipp Oppermann
e2b99ac8c1 Set the NXE and the WP bit 2016-01-01 18:05:16 +01:00
Philipp Oppermann
76d1c41e96 Use correct section flags (causes a page fault) 2016-01-01 18:05:16 +01:00
Philipp Oppermann
b64f980c34 Identity map the vga text buffer 2016-01-01 18:05:16 +01:00
Philipp Oppermann
051596d8f9 Try to switch tables, causes boot loop 2016-01-01 18:05:16 +01:00
Philipp Oppermann
33322ec49b Test it 2016-01-01 18:05:16 +01:00
Philipp Oppermann
8e65034643 Align sections in linker script 2016-01-01 18:05:16 +01:00
Philipp Oppermann
dd51bde9f9 Add remap_the_kernel function 2016-01-01 18:05:16 +01:00
Philipp Oppermann
fe8c81a531 Backup and restore original recursive mapping in with 2016-01-01 18:05:16 +01:00
Philipp Oppermann
c16b3059cf Add ActivePageTable::with draft 2016-01-01 18:05:16 +01:00
Philipp Oppermann
a100d5f63f Split mapping functions of ActivePageTable into mapper subtype 2016-01-01 18:05:16 +01:00
Philipp Oppermann
716e3f7359 Zero and recursive map inactive table on creation 2016-01-01 18:05:16 +01:00
Philipp Oppermann
7ce86b3a80 Add temporary_page submodule 2016-01-01 18:05:16 +01:00
Philipp Oppermann
a7000e537c Add InactivePageTableSkeleton 2016-01-01 18:05:16 +01:00
Philipp Oppermann
2198d09695 Add clone methods to Page(public) and Frame(private) 2016-01-01 18:05:16 +01:00
Philipp Oppermann
a9e5b7fd28 Update license headers 2015-12-29 12:31:25 +01:00
Philipp Oppermann
b39bb643dd Rename RecursivePageTable to ActivePageTable 2015-12-25 13:14:14 +01:00
Rafal Mielniczuk
337799599a Fix HierachicalLevel typo 2015-12-20 15:52:14 +01:00
Philipp Oppermann
14166b3a35 Remove old features 2015-12-20 15:40:43 +01:00
Philipp Oppermann
165e6ebff8 Run rustfmt 2015-12-20 15:05:08 +01:00
Philipp Oppermann
6e60552e87 Rename test_* functions to check_* 2015-12-14 01:03:55 +01:00
Philipp Oppermann
7e83931746 The Iterator::min_by was renamed to min_by_key 2015-12-14 00:08:54 +01:00
Philipp Oppermann
22014eb38d The no_std attribute is stable now 2015-12-14 00:03:55 +01:00
Philipp Oppermann
c0439cf194 Fix Grammar
`set up` not `setup`
2015-12-13 18:53:15 +01:00
Philipp Oppermann
953704f103 Move setup_SSE to boot.asm 2015-12-12 15:00:14 +01:00
Philipp Oppermann
617c92d017 Use a more expressive variable name 2015-12-10 16:55:54 +01:00
Philipp Oppermann
75264e7cac Fix unmap function by flushing the TLB 2015-12-09 15:46:15 +01:00
Philipp Oppermann
8bb09f47f8 Test unmap function 2015-12-09 15:46:15 +01:00
Philipp Oppermann
cf5ea7664e Test map_to function 2015-12-09 15:46:15 +01:00
Philipp Oppermann
5b4e457439 Double stack size to avoid stack overflow 2015-12-09 15:46:14 +01:00
Philipp Oppermann
786e1d5cab Test translate function 2015-12-09 15:46:14 +01:00
Philipp Oppermann
d8c6b6f5b7 Add and call test_paging function 2015-12-09 15:46:14 +01:00
Philipp Oppermann
4fd8891aff Add (buggy) unmap function 2015-12-09 15:46:14 +01:00
Philipp Oppermann
d52c79b106 Add map and identity_map functions 2015-12-09 15:46:14 +01:00
Philipp Oppermann
86d8e99271 Make translate and map_to safe by making them RecursivePageTable methods 2015-12-09 15:46:14 +01:00
Philipp Oppermann
fb7d2d22b6 Add RecursivePageTable as an owner for the P4 table 2015-12-09 15:46:14 +01:00
Philipp Oppermann
46b93e0650 Add unsafe map_to function and make translate unsafe, too
These functions are unsafe because it's possible to get aliased &mut references.
2015-12-09 15:46:14 +01:00
Philipp Oppermann
e84344f59a Add function to translate virtual to physical address 2015-12-09 15:46:14 +01:00
Philipp Oppermann
d267ac1c98 Define the next_table methods only for P4, P3, and P2 tables 2015-12-09 15:46:14 +01:00
Philipp Oppermann
e5a4114262 Add unsafe next_table methods 2015-12-09 15:46:14 +01:00
Philipp Oppermann
e071c24680 Recursive map the P4 table 2015-12-09 15:46:14 +01:00
Philipp Oppermann
96b0dc0c66 Model page tables 2015-12-09 15:46:14 +01:00
Philipp Oppermann
14384fb27f Model page table entries 2015-12-09 15:46:14 +01:00