The branch main has been updated by olce:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=ee13d62417f28ee22331ab81ecac2ed3457ea1e1

commit ee13d62417f28ee22331ab81ecac2ed3457ea1e1
Author:     Olivier Certner <[email protected]>
AuthorDate: 2026-05-04 19:42:40 +0000
Commit:     Olivier Certner <[email protected]>
CommitDate: 2026-05-13 12:38:23 +0000

    acpi_spmc(4): Constraint parsing: Clearer error messages
    
    Reviewed by:    imp, obiwac
    Sponsored by:   The FreeBSD Foundation
    Differential Revision:  https://reviews.freebsd.org/D56815
---
 sys/dev/acpica/acpi_spmc.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/sys/dev/acpica/acpi_spmc.c b/sys/dev/acpica/acpi_spmc.c
index 95d802f7688d..5aed9ad3e5e4 100644
--- a/sys/dev/acpica/acpi_spmc.c
+++ b/sys/dev/acpica/acpi_spmc.c
@@ -516,8 +516,8 @@ acpi_spmc_parse_constraints_intel(struct acpi_spmc_softc 
*sc, ACPI_OBJECT *objec
                 */
                revision = detail->Package.Elements[0].Integer.Value;
                if (revision != 0) {
-                       device_printf(sc->dev, "Unknown revision %d for "
-                           "device constraint detail package\n", revision);
+                       device_printf(sc->dev, "Intel: Unknown revision %d for "
+                           "constraint %zu's detail package\n", revision, i);
                        sc->constraint_count--;
                        continue;
                }
@@ -553,7 +553,8 @@ acpi_spmc_parse_constraints_amd(struct acpi_spmc_softc *sc, 
ACPI_OBJECT *object)
        constraints = &object->Package.Elements[2];
 
        if (constraints->Package.Count != constraint_count) {
-               device_printf(sc->dev, "constraint count mismatch (%d to 
%zu)\n",
+               device_printf(sc->dev,
+                   "AMD: Constraints: Count mismatch (%d to %zu)\n",
                    constraints->Package.Count, constraint_count);
                return (ENXIO);
        }
@@ -566,7 +567,8 @@ acpi_spmc_parse_constraints_amd(struct acpi_spmc_softc *sc, 
ACPI_OBJECT *object)
                /* Parse the constraint package. */
                constraint_obj = &constraints->Package.Elements[i];
                if (constraint_obj->Package.Count != 4) {
-                       device_printf(sc->dev, "constraint %zu has %d 
elements\n",
+                       device_printf(sc->dev,
+                           "AMD: Constraint %zu has %d elements, not 4\n",
                            i, constraint_obj->Package.Count);
                        acpi_spmc_free_constraints(sc);
                        return (ENXIO);

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