git: 77bf447759eb - main - arm64: Print ESR_EL1 on synchronous external abort

From: Andrew Turner <andrew_at_FreeBSD.org>
Date: Wed, 27 Aug 2025 09:40:51 UTC
The branch main has been updated by andrew:

URL: https://cgit.FreeBSD.org/src/commit/?id=77bf447759ebba844aa01bacc5d2150f52a75585

commit 77bf447759ebba844aa01bacc5d2150f52a75585
Author:     Andrew Turner <andrew@FreeBSD.org>
AuthorDate: 2025-08-21 17:44:56 +0000
Commit:     Andrew Turner <andrew@FreeBSD.org>
CommitDate: 2025-08-21 17:48:26 +0000

    arm64: Print ESR_EL1 on synchronous external abort
    
    This is useful as the register may include information about the abort.
    
    Sponsored by:   Arm Ltd
---
 sys/arm64/arm64/trap.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sys/arm64/arm64/trap.c b/sys/arm64/arm64/trap.c
index bed58095201a..75c9b5f87892 100644
--- a/sys/arm64/arm64/trap.c
+++ b/sys/arm64/arm64/trap.c
@@ -246,6 +246,7 @@ external_abort(struct thread *td, struct trapframe *frame, uint64_t esr,
 
 	print_registers(frame);
 	print_gp_register("far", far);
+	printf(" esr: 0x%.16lx\n", esr);
 	panic("Unhandled external data abort");
 }