Bananymous
87ff38664a
Kernel/LibC: Add syscall and wrapper for unlink
2023-10-25 21:45:04 +03:00
Bananymous
b7007016c0
BAN: Implement Ext2 file unlinking
...
Ext2 inodes can now be unlinked from directories and after last
inode closes (destructor gets called) we check if link count is 0
and cleanup the inode from filesystem
2023-10-25 21:43:36 +03:00
Bananymous
3566ddab00
BAN: ByteSpan can be sliced without specified size
...
This will give span with all remaining size after offset
2023-10-25 21:41:11 +03:00
Bananymous
6ee4d10651
Kernel/LibC/Userspace: Implement mkdir and creat
...
Touch now uses creat insteadd of open with O_CREAT flag
2023-10-25 21:07:26 +03:00
Bananymous
e9b7cf332d
Kernel: Implement directory creation for RamFS
2023-10-25 19:41:34 +03:00
Bananymous
4ee2f0f789
Kernel: Implement Ext2 directory creation
2023-10-25 19:37:04 +03:00
Bananymous
18e90d305d
Kernel: Add Inode API for creating directories
2023-10-25 19:36:04 +03:00
Bananymous
fd1b331b86
Kernel: Ext2FS now uses Ext2Inodes as cached values
2023-10-25 19:34:00 +03:00
Bananymous
5c51d09309
Kernel: Fix read offset of RamFileInode
2023-10-25 02:53:20 +03:00
Bananymous
c445ea6266
cp: abort copy if write fails
2023-10-25 02:43:02 +03:00
Bananymous
e685f38fd1
Userspace: Add basic chmod command
2023-10-25 02:37:19 +03:00
Bananymous
627b8cc140
Kernel/LibC: implement chmod syscall + libc wrapper
2023-10-25 02:35:37 +03:00
Bananymous
657f95d3f0
Userspace: Implement basic cp
...
This does not support any meaningful command line arguments but
is a good start.
2023-10-25 00:07:25 +03:00
Bananymous
07f8c972b3
Shell: Set get old termios earlier
...
I sourced the config file before getting old termios. Sourcing
updated the termios so old_termios was always in non canonical, non
echoing mode.
2023-10-24 19:10:53 +03:00
Bananymous
fc8a000e46
BAN: Fix bug of size of splice after slice()
...
I have no idea what was I doing before :D
2023-10-24 17:23:45 +03:00
Bananymous
6f6ccbfa04
meminfo: fix g++ warning for oob write
...
g++ doesn't realize that read can only return -1
2023-10-24 16:50:21 +03:00
Bananymous
c71ac588b2
BuildSystem: Fix bugs in new build system
...
I had not tested the new build system with clean toolchain build
but it seems to work now.
2023-10-24 16:48:46 +03:00
Bananymous
2d0da93ac4
Kernel: Add timeout to ACHI commands
...
ACHI commands can now fail from timeouts.
2023-10-24 11:56:25 +03:00
Bananymous
fb801044ec
BuildSystem: Match README.md with the new buildsystem
2023-10-24 11:56:00 +03:00
Bananymous
ce87e0a605
BuildSystem: Rewrite whole build system structure
...
Now you have to use script/build.sh for building and running banan-os
2023-10-24 11:56:00 +03:00
Bananymous
f3d9da9549
Kernel: Rewrite all read/write functions to use BAN::ByteSpan
...
This allows us to not work with raw pointers and use sized containers
for reading and writing.
2023-10-24 11:56:00 +03:00
Bananymous
71cad2fc38
BAN: Implement ByteSpan
...
This is a span over exisiting containers/data types. I'm not too
happy with the constructors and assignment operators, but they will
work for now
2023-10-20 04:59:29 +03:00
Bananymous
61c7a68f4a
BAN: add helper to cast Span<T> to Span<const T>
2023-10-20 04:59:08 +03:00
Bananymous
c17cdb39d5
Kernel: Map multiboot2 memory in PageTable initialization
...
It cannot be assumed that multiboot data lies between kernel_end
and 2 GiB mark, so I properly allocate virtual address space for it.
2023-10-17 01:15:08 +03:00
Bananymous
69a39b7077
Kernel: Start using multiboot2 instead of multiboot
...
This allows better compatibility with (U)EFI and gives RSDP location
instead of me having to scan ram to find it.
2023-10-17 01:06:24 +03:00
Bananymous
19696bdad3
Kernel: TTY doesn't panic if it doesn't find input device
2023-10-16 16:58:39 +03:00
Bananymous
00dd7d85ce
Kernel: Fix device identification with all bits as ones
...
If device identification sends all ones, don't initialize the device.
2023-10-16 16:57:07 +03:00
Bananymous
0c88c74b76
Kernel: ATABuses are but to compatibility mode if possible
...
I don't support native mode ata bus (irq sharing) so ata buses are
but to compatibility mode if possible.
2023-10-16 16:56:12 +03:00
Bananymous
c4a640bcb6
Kernel: Fix ATADevice naming
...
ATADevice now stores its name instead of using static buffer. Old
static buffer was changing on every name query. I just hadn't noticed
since virtual machine disks were always sda.
2023-10-16 16:52:15 +03:00
Bananymous
0fdf8b6f68
Kernel: Fix PCI bugs
...
IO BarRegion used vaddr instead of the correct paddr. Add API for
memory region iobase query.
2023-10-16 16:50:49 +03:00
Bananymous
37bc52988c
Kernel: Don't require framebuffer
...
Initializes virtual tty only if framebuffer is initialized
2023-10-16 01:44:54 +03:00
Bananymous
1312a9dad2
Kernel: PCI checks if ethernet device is E1000 before initialization
...
I used to treat all ethernet deivices as E1000 but now it is actually
verified before initialization
2023-10-16 01:44:54 +03:00
Bananymous
73b9c28457
Kernel: PCIDevice stores its vendor id and device id
2023-10-16 01:44:54 +03:00
Bananymous
29db8d0d40
BuildSystem: add cmake variable UEFI_BOOT
...
If this variable is defined in cmake, image will be build with esp
and booted with uefi.
2023-10-16 01:44:54 +03:00
Bananymous
5bf0f9742a
Toolchain: Build grub with efi capabilities
2023-10-16 01:37:12 +03:00
Bananymous
fc5bfa2cb3
Kernel: Clear TTY when setting as current
...
Actually this should replace from old buffer, but this works
for now.
2023-10-13 17:20:26 +03:00
Bananymous
f7e38ccfe4
Kernel: Don't crash if header type != 0 in bar region creation
...
Also remove spammy debug printing
2023-10-13 16:32:32 +03:00
Bananymous
128202a55a
Kernel: Cleanup GDT code
2023-10-13 16:18:22 +03:00
Bananymous
89d74a9088
Kernel: Separate scheduler execution and stack loading
...
Not sure if this is actually needed, but this allows actual
executing function to be in clean environment
2023-10-13 16:17:27 +03:00
Bananymous
63f64619bc
Kernel: add NEVER_INLINE and make Interruptable not constructable
2023-10-13 16:17:27 +03:00
Bananymous
518fd3fad0
Kernel: Add 16 more irq handlers
...
IDT will now panic if trying to assing handler for non supported
irq.
2023-10-13 16:17:27 +03:00
Bananymous
74b77ba2ac
Kernel: Debug temporary debug print just to beginning when full
2023-10-13 12:43:52 +03:00
Bananymous
888e44ce0b
Kernel: Allow getting ACPI headers with same signature
2023-10-13 11:24:21 +03:00
Bananymous
b3b8376cca
Kernel: Fix PhysicalRange mapping size
2023-10-13 03:45:01 +03:00
Bananymous
9c143d18b9
Kernel: Add temporary terminal output before controlling terminal
...
Starting work on getting this boot on real hardware.
2023-10-13 03:31:36 +03:00
Bananymous
9a6cc0dc2d
Kernel: Check whether ELF address space can be loaded
...
Before reserving address space in SYS_EXEC verify that ELF address
space is actually loadable. For example when trying to execute the
kernel binary in userspace, binarys address space would overlap with
current kernel address space. Now kernel won't crash anymore and
will just send SIGKILL to the process calling exec*().
2023-10-12 22:59:36 +03:00
Bananymous
8c792f9c6d
Shell: Fix parsing $ with unknown character
2023-10-12 22:24:27 +03:00
Bananymous
adc5ff9e99
Kernel: Implement AHCI driver
...
SATA drives can now be used with banan-os. This allows much faster
disk access (writing 10 MiB from 30s to 1.5s). This can definitely
be optimized but the main slow down is probably the whole disk
structure in the os.
AHCI drive is now the default when running qemu.
2023-10-12 21:53:48 +03:00
Bananymous
bde9ff9319
Kernel: Generalize ATA device and cleanup code
2023-10-12 21:35:25 +03:00
Bananymous
75fdf4c3c6
Kernel: Add Timer::ns_since_boot()
2023-10-12 21:16:39 +03:00