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hw/intc: GICv3 redistributor ITS processing

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Implemented lpi processing at redistributor to get lpi config info
from lpi configuration table,determine priority,set pending state in
lpi pending table and forward the lpi to cpuif.Added logic to invoke
redistributor lpi processing with translated LPI which set/clear LPI
from ITS device as part of ITS INT,CLEAR,DISCARD command and
GITS_TRANSLATER processing.

Signed-off-by: Shashi Mallela <shashi.mallela@linaro.org>
Tested-by: Neil Armstrong <narmstrong@baylibre.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20210910143951.92242-7-shashi.mallela@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Shashi Mallela 2021-09-13 16:07:24 +01:00 • committed by Peter Maydell
parent ac30dec396
commit 17fb5e36aa
7 changed files with 200 additions and 2 deletions
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7
include/hw/intc/arm_gicv3_common.h
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@ -204,6 +204,13 @@ struct GICv3CPUState {
* real state above; it doesn't need to be migrated.
*/
PendingIrq hppi;
/*
* Cached information recalculated from LPI tables
* in guest memory
*/
PendingIrq hpplpi;
/* This is temporary working state, to avoid a malloc in gicv3_update() */
bool seenbetter;
};