git: fc7460a5ca4b - stable/14 - gicv3: Add logging for when its_device_alloc fails
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Date: Mon, 25 Sep 2023 12:01:38 UTC
The branch stable/14 has been updated by andrew: URL: https://cgit.FreeBSD.org/src/commit/?id=fc7460a5ca4bddfd54cb093a7eea70c491650d21 commit fc7460a5ca4bddfd54cb093a7eea70c491650d21 Author: Andrew Turner <andrew@FreeBSD.org> AuthorDate: 2023-08-23 17:44:38 +0000 Commit: Andrew Turner <andrew@FreeBSD.org> CommitDate: 2023-09-25 12:01:28 +0000 gicv3: Add logging for when its_device_alloc fails Sponsored by: Arm Ltd Differential Revision: https://reviews.freebsd.org/D41566 (cherry picked from commit 5429e194212e7d2fd7b4771bcf348f0917a0d505) --- sys/arm64/arm64/gicv3_its.c | 33 ++++++++++++++++++++++++++++----- 1 file changed, 28 insertions(+), 5 deletions(-) diff --git a/sys/arm64/arm64/gicv3_its.c b/sys/arm64/arm64/gicv3_its.c index a126a166c4c9..777e20649f33 100644 --- a/sys/arm64/arm64/gicv3_its.c +++ b/sys/arm64/arm64/gicv3_its.c @@ -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 */