docs/about/emulation: document the dlcall plugin
Document the dlcall plugin under Example Plugins: what it does, the trusted-
guests and guest_base == 0 constraints, how to load it, and a pointer to
Lorelei, one end-to-end userspace implementation, for the toolchain and a
runnable example.
Co-authored-by: Kailiang Xu <xukl2019@sjtu.edu.cn>
Co-authored-by: Mingyuan Xia <xiamy@ultrarisc.com>
Signed-off-by: Ziyang Zhang <functioner@sjtu.edu.cn>
Reviewed-by: Pierrick Bouvier <pierrick.bouvier@oss.qualcomm.com>
Link: https://lore.kernel.org/qemu-devel/20260711094523.622997-3-functioner@sjtu.edu.cn
Signed-off-by: Pierrick Bouvier <pierrick.bouvier@oss.qualcomm.com>
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