4lDO2 bea6747643 Move all AML code to userspace.
Currently, there are some things that need to be set up by userspace
that the kernel previously did. These include telling firmware when the
I/O APIC is used, and most importantly, shutting down the system.

The former is not particularly important, but for the latter I think
that we could implement this using a "shutdown pipe". Essentially it
will be a file that triggers an event shutting down, which would be used
to notify to acpid that the kernel is requesting a shutdown.
2021-05-06 19:49:57 +02:00
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2021-05-06 19:49:57 +02:00
2021-05-04 08:12:18 -06:00
2017-07-26 07:44:24 -06:00
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2017-10-28 02:42:08 +02:00

kernel

Redox OS Microkernel

MIT licensed docs

Debugging the redox kernel

Running qemu with the -s flag will set up qemu to listen on port 1234 for a gdb client to connect to it. To debug the redox kernel run.

make qemu gdb=yes

This will start a VM with and listen on port 1234 for a gdb or lldb client.

gdb

If you are going to use gdb, run the following to load debug symbols and connect to your running kernel.

(gdb) symbol-file build/kernel.sym
(gdb) target remote localhost:1234

lldb

If you are going to use lldb, run the following to start debugging.

(lldb) target create -s build/kernel.sym build/kernel
(lldb) gdb-remote localhost:1234

Debugging

After connecting to your kernel you can set some interesting breakpoints and continue the process. See your debuggers man page for more information on useful commands to run.

S
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RedBear Operating System, based on RedoxOS. Licenced under MIT license.
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