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Kernel+LibC: Add a DebugLogDevice that forwards everything to I/O port 0xe9.

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This is then used to implement the userspace dbgprintf() in a far more
efficient way than what we had before. :^)
This commit is contained in:
Andreas Kling 2019-04-18 16:08:52 +02:00
parent 3b986da643
commit 3817f5f619
7 changed files with 61 additions and 7 deletions
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Kernel/sync.sh
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@ -25,6 +25,7 @@ mknod mnt/dev/random c 1 8
mknod mnt/dev/null c 1 3
mknod mnt/dev/zero c 1 5
mknod mnt/dev/full c 1 7
mknod -m 666 mnt/dev/debuglog c 1 18
mknod mnt/dev/keyboard c 85 1
mknod mnt/dev/psaux c 10 1
mknod -m 666 mnt/dev/ptmx c 5 2