diff options
author | Cédric Le Goater <clg@kaod.org> | 2019-10-07 10:40:55 +0200 |
---|---|---|
committer | David Gibson <david@gibson.dropbear.id.au> | 2019-10-24 09:36:55 +1100 |
commit | 06d26eeb47de96c0fa0cc1d5e95124b0a809b3ac (patch) | |
tree | b682e161a498eccb0ac24f55f7d3f4651f89ac74 /hw/ppc | |
parent | 106695ab1231c7883a1ea6c543434f5c74476f54 (diff) | |
download | qemu-06d26eeb47de96c0fa0cc1d5e95124b0a809b3ac.zip qemu-06d26eeb47de96c0fa0cc1d5e95124b0a809b3ac.tar.gz qemu-06d26eeb47de96c0fa0cc1d5e95124b0a809b3ac.tar.bz2 |
ppc/pnv: Use address_space_stq_be() when triggering an interrupt from PSI
Include the XIVE_TRIGGER_PQ bit in the trigger data which is how
hardware signals to the IC that the PQ bits of the interrupt source
have been checked.
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20191007084102.29776-3-clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'hw/ppc')
-rw-r--r-- | hw/ppc/pnv_psi.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/hw/ppc/pnv_psi.c b/hw/ppc/pnv_psi.c index a997f16..68d0dfa 100644 --- a/hw/ppc/pnv_psi.c +++ b/hw/ppc/pnv_psi.c @@ -660,10 +660,19 @@ static void pnv_psi_notify(XiveNotifier *xf, uint32_t srcno) uint32_t offset = (psi->regs[PSIHB_REG(PSIHB9_IVT_OFFSET)] >> PSIHB9_IVT_OFF_SHIFT); - uint64_t lisn = cpu_to_be64(offset + srcno); + uint64_t data = XIVE_TRIGGER_PQ | offset | srcno; + MemTxResult result; - if (valid) { - cpu_physical_memory_write(notify_addr, &lisn, sizeof(lisn)); + if (!valid) { + return; + } + + address_space_stq_be(&address_space_memory, notify_addr, data, + MEMTXATTRS_UNSPECIFIED, &result); + if (result != MEMTX_OK) { + qemu_log_mask(LOG_GUEST_ERROR, "%s: trigger failed @%" + HWADDR_PRIx "\n", __func__, notif_port); + return; } } |