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780 Commits

Author SHA1 Message Date
Bananymous 88e92eec9e 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 a41b8e416f LibC: add __cxa_at_exit() for libc 2023-06-02 17:50:55 +03:00
Bananymous 8716c8baf4 LibC: remove select() declaration 
This already comes from sys/select.h
 2023-06-02 17:29:09 +03:00
Bananymous 2d67a7153b LibC: rename [[noreturn]] to __attribute__((__noreturn__)) 
This compiles with C compiler
 2023-06-02 17:28:36 +03:00
Bananymous 3fcc7c6768 LibC: stdlib.h doesn't seem to typedef wchar_t without __need_wchar_t 2023-06-02 17:27:31 +03:00
Bananymous 5d2a062b36 LibC: fix INFINITY definition typo 2023-06-02 17:27:14 +03:00
Bananymous e517ff6b6d LibC: fix DIR typedef for C code 2023-06-02 17:26:38 +03:00
Bananymous 7296846a81 LibC: complex.h undefs I before defining it 2023-06-02 17:13:09 +03:00
Bananymous 6abcb0de9b LibC: mbstate_t is empty struct 2023-06-02 17:10:29 +03:00
Bananymous 40f9d9d9bc LibC: fix sig_atomic_t definition 2023-06-02 17:08:43 +03:00
Bananymous 7aea8c45f7 Kernel: VFS now has max link depth of 100 2023-06-02 12:50:40 +03:00
Bananymous 7bbdee6cc4 Kernel: Symlinks are now working 
We still have to implement loop or depth detection
 2023-06-02 11:43:46 +03:00
Bananymous efb3271588 BAN: Fix function call in Vector 2023-06-01 00:50:04 +03:00
Bananymous ff548bd898 Kernel: Shell can now list symlinks 2023-06-01 00:25:53 +03:00
Bananymous 835d32814d Kernel: add basic support for symlinks 2023-06-01 00:24:45 +03:00
Bananymous 79d1f665f2 Kernel: Shell opens standard files 2023-05-31 23:14:15 +03:00
Bananymous 9c818d3da0 BuildSystem: cmake creates /usr/bin 2023-05-31 23:13:53 +03:00
Bananymous a378e59432 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 a75a3f7a5f Userspace: make test program link against libc on change 2023-05-31 22:36:47 +03:00
Bananymous 0f412e570c LibC: add execl 2023-05-31 22:36:26 +03:00
Bananymous 1daa1f5611 Kernel: Cleanup exec code 2023-05-31 22:36:05 +03:00
Bananymous 24a190d1f7 Kernel: Add SYS_EXEC syscall 2023-05-31 20:57:33 +03:00
Bananymous b48b239882 Kernel: Implement Process::exec() 2023-05-31 20:56:29 +03:00
Bananymous 5fb69300ca Kernel: Move userspace entry functions to Process instead of Thread 2023-05-31 19:31:10 +03:00
Bananymous dcb23f686f Kernel: boot.S maps GiB as single pdpte 2023-05-31 00:51:15 +03:00
Bananymous 650570e57d Kernel: Fix comment 2023-05-31 00:51:15 +03:00
Bananymous 1f5a36f074 Kernel: PageTable destructor works now 
we are successfully booting higher half kernel now :)
 2023-05-31 00:44:14 +03:00
Bananymous aeaf2cd3f1 Kernel: PageTable::create_userspace() now works 2023-05-31 00:44:14 +03:00
Bananymous 959c0fc572 Kernel: kmalloc free error prints the pointer 2023-05-31 00:34:56 +03:00
Bananymous e3d3788f28 Kernel: RSDP location is now done with virtual addresses 2023-05-31 00:34:21 +03:00
Bananymous 850b7f27a2 Kernel: Physical range now calculates RAM with physical addresses 2023-05-31 00:33:44 +03:00
Bananymous 0939f23b04 Kernel: Heap gets multiboot pointer with P2V 2023-05-30 23:57:44 +03:00
Bananymous 67886b0c5a Kernel: Move V2P and P2V to Memory/Types.h 2023-05-30 23:57:03 +03:00
Bananymous 56eb6fb4ce Kernel: PageTable::map_range_at maps correctly the last page 2023-05-30 23:56:07 +03:00
Bananymous 81cf389754 Kernel: Booting with higher half kernel gets to Heap initialization 2023-05-30 22:21:12 +03:00
Bananymous 0907965dc5 Kernel: start work on higher half kernel 2023-05-30 08:00:17 +03:00
Bananymous 79315d318c Toolchain: lib gcc is wuild with mcmodel=large 2023-05-30 07:59:41 +03:00
Bananymous e8f820ef8d LibC: Fix some headers to make gcc build again 2023-05-30 01:17:45 +03:00
Bananymous 210d90ec79 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 8bea18a6f2 Kernel: Remove unused includes of CriticalScope 2023-05-29 21:15:55 +03:00
Bananymous 861966eed6 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 5bb1f2a48c Kernel: Rename MMU to PageTable 
This is more descriptive name for what it actually represents
 2023-05-29 21:06:09 +03:00
Bananymous fb17af4844 Kernel/LibC: opening standard files is done in libc 2023-05-29 20:21:19 +03:00
Bananymous 9a8512887f LibC: open() now just returns syscall(SYS_OPEN, ...) 
errno is handled in syscall()
 2023-05-29 20:19:17 +03:00
Bananymous b8ec8918b7 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 ff83f967d8 Kernel: Make RecursiveSpinLock thread safe 
also SpinLock is now implemented with gcc builtins
 2023-05-29 19:38:09 +03:00
Bananymous 998999a755 Kernel: Add SYS_SLEEP 2023-05-28 22:34:48 +03:00
Bananymous 09666adc53 Kernel: fork() now copies allocations through FixedWidthAllocator 2023-05-28 21:34:35 +03:00
Bananymous ec73db0057 Kernel: Move page macros to Types.h 2023-05-28 21:03:08 +03:00
Bananymous 833642d405 Kernel: ISR will now crash userspace process instead of panicing kernel 2023-05-28 20:53:10 +03:00