Bananymous
35d2e27292
Kernel: Improve MMU
...
We don't have to invalidate page in AllocatePage() if we don't make
any changes. We also should not assert on deallocating non-present
pages, just return early :)
2023-01-26 02:57:14 +02:00
Bananymous
589f338357
Kernel: Cleanup IDT register dump inline assembly
2023-01-26 02:57:14 +02:00
Bananymous
05b48fa71c
Kernel: add gcc option to make sure we have (r/e)bp saved on stack
2023-01-26 02:57:14 +02:00
Bananymous
aa0757e135
Kernel: Move dump_stacktrace from panic -> debug
2023-01-26 02:57:14 +02:00
Bananymous
e87026f01d
Kernel: I have no idea what this commit does
...
I had committed a change in IDT but reverted it now.
This propably only adds a spurious interrupt detection to common cpp
interrupt handler?
2023-01-26 02:55:37 +02:00
Bananymous
9c31790359
Kernel: Add option to disable Serial output
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This makes all debug output to appear on the TTY
2023-01-25 22:51:42 +02:00
Bananymous
c0bc002ac6
Kernel: Move debug printing to its own file
...
It didn't make sense that dprint was defined in Serial.h.
We also now dump dprint to tty if there is no serial and tty is initialized
2023-01-25 22:51:42 +02:00
Bananymous
b315fdc27f
Kernel: Finally managed to get 64-bit working
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I had weird problems with interrupts but everything should work now
2023-01-25 19:19:28 +02:00
Bananymous
c4670f49d4
Kernel: Refactor some IDT code
2023-01-25 19:19:28 +02:00
Bananymous
48348c9e57
Kernel: Cleanup APIC code. Remove unnecessary defines and add consts
2023-01-25 19:00:41 +02:00
Bananymous
ba53582f23
Kernel: Rewrite APIC and PIC more OOP friendly
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x86_64 port is slowly coming together
2023-01-23 20:13:57 +02:00
Bananymous
b50bb03ed4
Kernel: Panic now halts machine even if we get spurious irqs
2023-01-23 18:25:48 +02:00
Bananymous
54043288cb
Kernel: Move CPUID out of arch/
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CPUID instructions behaves the same on x86 and x86_64. I am not
planning on supporting any non x86 based architectures.
2023-01-23 18:12:52 +02:00
Bananymous
7c6d474a3a
BAN: Add basic ScopeGuard
2023-01-23 17:41:34 +02:00
Bananymous
1b9f7aa815
Kernel: Rewrite the whole VESA driver
...
We dont support vga text mode currently. I might add it later if needed.
I also removed mouse 'support' from Shell since it didn't do anything
and I didn't implement arbitary bitmap rendering to framebuffer
2023-01-23 13:21:53 +02:00
Bananymous
10c7ef7baa
Kernel: MMU rename weird variable
2023-01-22 20:16:44 +02:00
Bananymous
b67bbab083
Kernel: fix dump_stacktrace
2023-01-22 20:05:24 +02:00
Bananymous
62469c529f
Kernel: IDT now allocates descriptors with kmalloc_eternal
2023-01-22 03:18:42 +02:00
Bananymous
026fdc251c
Kernel: Add kmalloc_eternal back
2023-01-22 03:10:48 +02:00
Bananymous
cdd27ae3db
Kernel: rename MMU::m_page_directory_pointer_table -> m_highest_paging_stuct
...
This might not always be pdpt. In x86_64 it is pml4/pml5
2023-01-22 03:03:58 +02:00
Bananymous
6ec4ba3dc9
Kernel: Move dump_backtrace() out of arch.
...
I discovered __builtin_frame_address()
2023-01-22 03:00:13 +02:00
Bananymous
fbfb3d6b70
Kernel: IDT cleanup GateDesctiptor usage
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And move everything to IDT namespace
2023-01-22 02:06:43 +02:00
Bananymous
558374a47c
Kernel: IDT flush only once in initialization
2023-01-22 02:06:43 +02:00
Bananymous
6e24ef8323
Kernel: IDT cleanup Kernel panic messages
2023-01-22 02:06:43 +02:00
Bananymous
3e8fbbaabd
Kernel: Fix small typos in IDT
2023-01-22 01:12:47 +02:00
Bananymous
491610db2c
Kernel: move GDT initialization to boot.S
2023-01-22 00:48:12 +02:00
Bananymous
aac7595a47
Kernel: cleanup boot.S code and enable SSE
2023-01-21 23:44:23 +02:00
Bananymous
fdbc04f29d
Kernel: kmalloc now uses the actual kernel end location
2023-01-21 22:40:23 +02:00
Bananymous
9088f7b305
Kernel: kmalloc prints addresses on panic
2023-01-21 22:29:44 +02:00
Bananymous
b5453fad5c
Kernel: dump_stacktrace uses now "\r\n" line endings for bochs
2023-01-21 22:21:38 +02:00
Bananymous
bb051604a1
Kernel: Move dump_stacktrace() to arch folder
...
It uses mov instruction which has different register on x86/x86-64
2023-01-21 22:16:31 +02:00
Bananymous
9e092c80c0
Kernel: Cleanup boot.S
2023-01-21 22:16:01 +02:00
Bananymous
c9e32b1b5b
BAN: Cleanup Queue AddressOf functions
2023-01-18 17:19:57 +02:00
Bananymous
64f0cc0d42
BAN: fix Vector code
...
one return value was missing and AddressOf functions were kinda ugly
2023-01-18 17:18:54 +02:00
Bananymous
dd607ce86f
BAN: Add basic lambda support for BAN::Function
2023-01-18 14:39:31 +02:00
Bananymous
ef2e8f1a2f
BAN: Move RemoveReference and IsLValueReference to their own header
...
Also implement basic Less, Equal, Greater
2023-01-18 13:39:08 +02:00
Bananymous
59fa4055a6
BAN: Add Queue::Emplace()
2023-01-17 12:02:59 +02:00
Bananymous
1340e26148
BAN: Add Vector::Emplace and EmplaceBack() and fix insert assignment
2023-01-17 11:59:36 +02:00
Bananymous
cf63552b2a
BAN: Cleanup includes
2023-01-17 11:38:16 +02:00
Bananymous
a7a55cd0fb
BAN: Rename Forward.h -> ForwardList.h to avoid confusion with BAN::Forward()
2023-01-17 11:21:21 +02:00
Bananymous
53a5ad3cf9
BAN: Function now properly forward arguments
2023-01-17 11:16:46 +02:00
Bananymous
124afbecaa
BAN: Add Forward()
2023-01-17 11:15:57 +02:00
Bananymous
b9a4530e54
Kernel: Kernel::Panic now dumps stacktrace to com1
2023-01-16 21:50:50 +02:00
Bananymous
7540fa0385
Kernel: Shell now 'properly' parses commandline
2023-01-16 20:09:22 +02:00
Bananymous
fd16c1cf58
LibC: Add is*() functions to libc
2023-01-16 20:05:51 +02:00
Bananymous
5122d27f89
BAN: Add Front() and Back() to StringView
2023-01-16 18:56:51 +02:00
Bananymous
e307db47eb
Kernel: Kernel::Panic() will now always print to serial output
2023-01-16 15:44:27 +02:00
Bananymous
73abc3b2ee
fixup! Kernel: Move GDT to its own namespace and cleanup
2023-01-16 15:24:59 +02:00
Bananymous
46e5b3f3d6
Kernel: Move GDT to its own namespace and cleanup
2023-01-16 15:24:10 +02:00
Bananymous
b46fa0d116
Kernel: Shell can now dump kmalloc info
2023-01-16 15:17:00 +02:00