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gicv3: Add logging for when its_device_alloc fails

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Sponsored by:	Arm Ltd
Differential Revision:	https://reviews.freebsd.org/D41566
This commit is contained in:
Andrew Turner 2023-08-23 18:44:38 +01:00
parent 8b143276ae
commit 5429e19421
1 changed files with 28 additions and 5 deletions
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33
sys/arm64/arm64/gicv3_its.c
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@ -1277,21 +1277,44 @@ its_device_alloc(struct gicv3_its_softc *sc, int devid)
/* No device table */
if (sc->sc_dev_table_idx < 0) {
if (devid < (1 << sc->sc_devbits))
return (true);
return (false);
if (devid >= (1 << sc->sc_devbits)) {
if (bootverbose) {
device_printf(sc->dev,
"%s: Device out of range for hardware "
"(%x >= %x)\n", __func__, devid,
1 << sc->sc_devbits);
}
return (false);
}
return (true);
}
ptable = &sc->sc_its_ptab[sc->sc_dev_table_idx];
/* Check the devid is within the table limit */
if (!ptable->ptab_indirect) {
return (devid < ptable->ptab_l1_nidents);
if (devid >= ptable->ptab_l1_nidents) {
if (bootverbose) {
device_printf(sc->dev,
"%s: Device out of range for table "
"(%x >= %x)\n", __func__, devid,
ptable->ptab_l1_nidents);
}
return (false);
}
return (true);
}
/* Check the devid is within the allocated range */
index = devid / ptable->ptab_l2_nidents;
if (index >= ptable->ptab_l1_nidents)
if (index >= ptable->ptab_l1_nidents) {
if (bootverbose) {
device_printf(sc->dev,
"%s: Index out of range for table (%x >= %x)\n",
__func__, index, ptable->ptab_l1_nidents);
}
return (false);
}
table = (uint64_t *)ptable->ptab_vaddr;
/* We have an second level table */