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980 Commits

Author SHA1 Message Date
Bananymous 3c3c7826ef LibC: Add simple definition for realloc 
The syscall just crashes the kernel currently. I will implement
this when needed
 2023-06-02 17:56:13 +03:00
Bananymous 2207357b93 LibC: add __cxa_at_exit() for libc 2023-06-02 17:50:55 +03:00
Bananymous 3a69768eb0 LibC: remove select() declaration 
This already comes from sys/select.h
 2023-06-02 17:29:09 +03:00
Bananymous afb29ff3ec LibC: rename [[noreturn]] to __attribute__((__noreturn__)) 
This compiles with C compiler
 2023-06-02 17:28:36 +03:00
Bananymous e6f0f891a6 LibC: stdlib.h doesn't seem to typedef wchar_t without __need_wchar_t 2023-06-02 17:27:31 +03:00
Bananymous 36e5aa4683 LibC: fix INFINITY definition typo 2023-06-02 17:27:14 +03:00
Bananymous 7738050105 LibC: fix DIR typedef for C code 2023-06-02 17:26:38 +03:00
Bananymous 4bf11ec349 LibC: complex.h undefs I before defining it 2023-06-02 17:13:09 +03:00
Bananymous d821012eed LibC: mbstate_t is empty struct 2023-06-02 17:10:29 +03:00
Bananymous 35c6edd989 LibC: fix sig_atomic_t definition 2023-06-02 17:08:43 +03:00
Bananymous 633cb4f282 Kernel: VFS now has max link depth of 100 2023-06-02 12:50:40 +03:00
Bananymous 4d4d0e26a9 Kernel: Symlinks are now working 
We still have to implement loop or depth detection
 2023-06-02 11:43:46 +03:00
Bananymous feea2d4024 BAN: Fix function call in Vector 2023-06-01 00:50:04 +03:00
Bananymous 0ffd2a5c1d Kernel: Shell can now list symlinks 2023-06-01 00:25:53 +03:00
Bananymous 232fdcb82c Kernel: add basic support for symlinks 2023-06-01 00:24:45 +03:00
Bananymous 0ccc23d544 Kernel: Shell opens standard files 2023-05-31 23:14:15 +03:00
Bananymous 789ca3db1a BuildSystem: cmake creates /usr/bin 2023-05-31 23:13:53 +03:00
Bananymous cb359a05dc BuildSystem: link libraries when they change 
This also fixed the need for manual linkin on firt build
 2023-05-31 23:01:40 +03:00
Bananymous 14982c137a Userspace: make test program link against libc on change 2023-05-31 22:36:47 +03:00
Bananymous 0acab11620 LibC: add execl 2023-05-31 22:36:26 +03:00
Bananymous 02f0239016 Kernel: Cleanup exec code 2023-05-31 22:36:05 +03:00
Bananymous ab61b49aca Kernel: Add SYS_EXEC syscall 2023-05-31 20:57:33 +03:00
Bananymous 4da1d6fd27 Kernel: Implement Process::exec() 2023-05-31 20:56:29 +03:00
Bananymous 909e847369 Kernel: Move userspace entry functions to Process instead of Thread 2023-05-31 19:31:10 +03:00
Bananymous eafa09fecf Kernel: boot.S maps GiB as single pdpte 2023-05-31 00:51:15 +03:00
Bananymous 8175348284 Kernel: Fix comment 2023-05-31 00:51:15 +03:00
Bananymous b2832cb47a Kernel: PageTable destructor works now 
we are successfully booting higher half kernel now :)
 2023-05-31 00:44:14 +03:00
Bananymous 9f499991c8 Kernel: PageTable::create_userspace() now works 2023-05-31 00:44:14 +03:00
Bananymous 9a416e8ae8 Kernel: kmalloc free error prints the pointer 2023-05-31 00:34:56 +03:00
Bananymous 911922c6a3 Kernel: RSDP location is now done with virtual addresses 2023-05-31 00:34:21 +03:00
Bananymous 1f2fd59ad5 Kernel: Physical range now calculates RAM with physical addresses 2023-05-31 00:33:44 +03:00
Bananymous 708d401d2c Kernel: Heap gets multiboot pointer with P2V 2023-05-30 23:57:44 +03:00
Bananymous ed0dcacab3 Kernel: Move V2P and P2V to Memory/Types.h 2023-05-30 23:57:03 +03:00
Bananymous e86050f343 Kernel: PageTable::map_range_at maps correctly the last page 2023-05-30 23:56:07 +03:00
Bananymous 57f7da6ce1 Kernel: Booting with higher half kernel gets to Heap initialization 2023-05-30 22:21:12 +03:00
Bananymous 93e6455171 Kernel: start work on higher half kernel 2023-05-30 08:00:17 +03:00
Bananymous 8f38780197 Toolchain: lib gcc is wuild with mcmodel=large 2023-05-30 07:59:41 +03:00
Bananymous 341f7e41e5 LibC: Fix some headers to make gcc build again 2023-05-30 01:17:45 +03:00
Bananymous 265fe9c62e Kernel: We now identity map full GiB in boot.S 
The paging structure is pre-built so no unnecessary calculations are done
 2023-05-30 00:08:52 +03:00
Bananymous 3b9d60d7cb Kernel: Remove unused includes of CriticalScope 2023-05-29 21:15:55 +03:00
Bananymous 278b873e89 Kernel: Remove unnecessary usages of PageTableScope 
This should be used as few times as possible since it calls 'cli'
 2023-05-29 21:11:29 +03:00
Bananymous e640344d7a Kernel: Rename MMU to PageTable 
This is more descriptive name for what it actually represents
 2023-05-29 21:06:09 +03:00
Bananymous 7151bb86a8 Kernel/LibC: opening standard files is done in libc 2023-05-29 20:21:19 +03:00
Bananymous 2a34391b71 LibC: open() now just returns syscall(SYS_OPEN, ...) 
errno is handled in syscall()
 2023-05-29 20:19:17 +03:00
Bananymous 3d95cf02f3 Kernel: We can't lock the MMU lock in load() 
It needs to be callable always by scheduler
 2023-05-29 19:39:35 +03:00
Bananymous dd3f34cb2c Kernel: Make RecursiveSpinLock thread safe 
also SpinLock is now implemented with gcc builtins
 2023-05-29 19:38:09 +03:00
Bananymous 0c316ebfb2 Kernel: Add SYS_SLEEP 2023-05-28 22:34:48 +03:00
Bananymous 282bf24f65 Kernel: fork() now copies allocations through FixedWidthAllocator 2023-05-28 21:34:35 +03:00
Bananymous f964f6be8d Kernel: Move page macros to Types.h 2023-05-28 21:03:08 +03:00
Bananymous 0202ccec5f Kernel: ISR will now crash userspace process instead of panicing kernel 2023-05-28 20:53:10 +03:00