Page MenuHomeFreeBSD

arm64 linuxulator: arm64 linux64 sysvec
ClosedPublic

Authored by emaste on Jun 15 2018, 8:39 PM.
Tags
None
Referenced Files
Unknown Object (File)
Fri, Dec 20, 10:16 AM
Unknown Object (File)
Wed, Dec 18, 12:13 PM
Unknown Object (File)
Oct 5 2024, 6:12 PM
Unknown Object (File)
Oct 4 2024, 8:55 PM
Unknown Object (File)
Oct 4 2024, 5:41 AM
Unknown Object (File)
Oct 2 2024, 11:14 AM
Unknown Object (File)
Oct 1 2024, 11:27 PM
Unknown Object (File)
Oct 1 2024, 10:25 PM

Details

Summary

Combined with D15832 this provides a minimal arm64 linuxulator implementation capable of executing Linux 'hello world' binaries

Diff Detail

Repository
rS FreeBSD src repository - subversion
Lint
Lint Not Applicable
Unit
Tests Not Applicable

Event Timeline

emaste added a subscriber: chuck.

Minor tidyup

This revision is now accepted and ready to land.Jun 19 2018, 8:10 AM
sys/arm64/linux/linux_sysvec.c
138 ↗(On Diff #44041)

I think you can extract the needed buts from cpu_fetch_syscall_args. We need to memcpy the args, set the code from x8, then set callp as in amd64.

148 ↗(On Diff #44041)

We need to update cpu_set_syscall_retval to us SV_ABI_ERRNO in the default case to translate Linux errno values.

This revision was automatically updated to reflect the committed changes.