Page MenuHomeFreeBSD

gcore: Add aarch64 32-bit core support
ClosedPublic

Authored by jhibbits on Oct 8 2019, 9:30 PM.
Tags
None
Referenced Files
Unknown Object (File)
Mon, Feb 10, 6:52 PM
Unknown Object (File)
Jan 14 2025, 9:56 PM
Unknown Object (File)
Jan 14 2025, 7:47 PM
Unknown Object (File)
Jan 13 2025, 3:07 PM
Unknown Object (File)
Dec 6 2024, 10:34 AM
Unknown Object (File)
Oct 6 2024, 11:33 AM
Unknown Object (File)
Sep 17 2024, 4:30 PM
Unknown Object (File)
Sep 17 2024, 8:28 AM

Details

Summary

Add trivial 32-bit arm cores on aarch64 support for gcore. This doesn't handle fpregs.

Diff Detail

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

Event Timeline

jhibbits retitled this revision from gcore: Add aarch64 support to gcore: Add aarch64 32-bit core support.Oct 8 2019, 9:33 PM
jhibbits edited the summary of this revision. (Show Details)
usr.bin/gcore/elf32core.c
40 ↗(On Diff #63057)

I think you want to use rs->x[13] here. The comment in fill_regs32 in sys/arm64/arm64/machdep.c is useful: /* For arm32, SP is r13 and LR is r14 */

You probably also want to set r_lr to rs->x14.

Address andrew's feedback. Thanks!

usr.bin/gcore/Makefile
8 ↗(On Diff #63082)

my usual pedantic comment, keep these sorts of additions in alpha order :)

usr.bin/gcore/elf32core.c
55 ↗(On Diff #63082)

fwiw we've used ARM64TODO in the past

This revision is now accepted and ready to land.Oct 11 2019, 7:27 AM
This revision was automatically updated to reflect the committed changes.