 Andreas Kling
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ec1d16b307
Add a "pwd" utility to userland.
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6 lat temu |
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Andreas Kling
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5f36a5f22e
Add an lstat() syscall and use it to make "ls" nicer.
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6 lat temu |
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Andreas Kling
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bca4b71bfa
Lots of hacking to make a very simple "ls" utility.
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6 lat temu |
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Andreas Kling
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0c5bbac86e
Add an InterruptDisabler helper class and use that for kmalloc.
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6 lat temu |
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Andreas Kling
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9a296d63f3
Add simplified mmap() and munmap() syscalls.
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6 lat temu |
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Andreas Kling
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a5caf7ca99
Make the kmalloc global stats variable volatile.
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6 lat temu |
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Andreas Kling
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3253a23b91
Add a simplified waitpid() so that sh can wait on spawned commands.
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6 lat temu |
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Andreas Kling
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018da1be11
Generalize the SpinLock and move it to AK.
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6 lat temu |
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Andreas Kling
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d90d125dfe
Add an undertaker task that is responsible for destroying dead tasks.
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6 lat temu |
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Andreas Kling
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ccd15e0590
Various things:
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6 lat temu |
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Andreas Kling
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63e253bac9
Generate a basic /proc/summary file with some info about all tasks.
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6 lat temu |
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Andreas Kling
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ed2422d7af
Start adding a basic /proc filesystem and a "ps" utility.
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6 lat temu |
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Andreas Kling
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fe237ee215
Lots of hacking:
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6 lat temu |
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Andreas Kling
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b824f15619
Launching an arbitrary ELF executable from disk works! :^)
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6 lat temu |
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Andreas Kling
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85bcf2ed0f
Add getgid() and getpid() syscalls. Prep for LibC.
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6 lat temu |
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Andreas Kling
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3a3c57357c
Add a sys$exit and make init_stage2 call it when finished.
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6 lat temu |
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Andreas Kling
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79ffdb7205
A lot of hacking:
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6 lat temu |
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Andreas Kling
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dd6706a1a1
Fix null deref in contextSwitch().
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6 lat temu |
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Andreas Kling
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46ff281695
Turn the syscall interrupt into a trap (by switching the gate type.)
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6 lat temu |
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Andreas Kling
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3649638259
Add Regions concept to Task.
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6 lat temu |
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Andreas Kling
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f67d695254
More paging stuff.
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6 lat temu |
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Andreas Kling
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89851a9ded
Use FileHandle from VFS.
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6 lat temu |
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Andreas Kling
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9d5de91cf3
Actually destroy tasks after they crash.
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6 lat temu |
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Andreas Kling
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56c1f9db8e
A userspace process can now GPF and the OS goes on!
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6 lat temu |
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Andreas Kling
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77299cf54d
Add basic paging. Only identity maps the bottom 4MB as a start.
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6 lat temu |
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Andreas Kling
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9171521752
Integrate ext2 from VFS into Kernel.
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6 lat temu |
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Andreas Kling
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72bb80a9ae
These changes were lying around uncommitted in the old repo.
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6 lat temu |
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Andreas Kling
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9396108034
Import the "gerbert" kernel I worked on earlier this year.
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6 lat temu |
