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gicv3: Use the correct mask

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Mask off the bits we'll be setting, rather than retaining only those
bits.

Sponsored by: Netflix
This commit is contained in:
Warner Losh 2024-11-21 17:04:00 -07:00
parent e6ec41fa86
commit 56043cbfdd
1 changed files with 1 additions and 1 deletions
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2
sys/arm64/arm64/gicv3_its.c
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@ -444,7 +444,7 @@ gicv3_its_table_page_size(struct gicv3_its_softc *sc, int table)
reg = gic_its_read_8(sc, GITS_BASER(table));
while (1) {
reg &= GITS_BASER_PSZ_MASK;
reg &= ~GITS_BASER_PSZ_MASK;
switch (page_size) {
case PAGE_SIZE_4K: /* 4KB */
reg |= GITS_BASER_PSZ_4K << GITS_BASER_PSZ_SHIFT;