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| author | Giacomo Travaglini <giacomo.travaglini@arm.com> | 2019-03-08 10:47:02 +0000 |
|---|---|---|
| committer | Giacomo Travaglini <giacomo.travaglini@arm.com> | 2019-03-27 13:29:10 +0000 |
| commit | e36839e7780df11065ab0a08abaf3fcf68135aa7 (patch) | |
| tree | 99b2cc04c0407bb48789f070a454662ec757a943 /src | |
| parent | 9059aafbd3157f515d23b7ba5e89a2d1a8cfd41a (diff) | |
| download | gem5-e36839e7780df11065ab0a08abaf3fcf68135aa7.tar.xz | |
dev-arm: Writing ICENABLER for non-SPIs is RAZ/WI (or RES0)
For SGIs and PPIs:
* When ARE is 1 (only value supported in gem5) for the Security state of
an interrupt, the field for that interrupt is RES0 and an implementation
is permitted to make the field RAZ/WI in this case.
Change-Id: I6da2a89b1c848d458f42540e0113e7139b910abb
Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-by: Ciro Santilli <ciro.santilli@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/17630
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Maintainer: Andreas Sandberg <andreas.sandberg@arm.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/dev/arm/gic_v3_distributor.cc | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/dev/arm/gic_v3_distributor.cc b/src/dev/arm/gic_v3_distributor.cc index 148de5a19..f261b295b 100644 --- a/src/dev/arm/gic_v3_distributor.cc +++ b/src/dev/arm/gic_v3_distributor.cc @@ -578,6 +578,10 @@ Gicv3Distributor::write(Addr addr, uint64_t data, size_t size, // Interrupt Clear-Enable Registers int first_intid = (addr - GICD_ICENABLER.start()) * 8; + if (isNotSPI(first_intid)) { + return; + } + for (int i = 0, int_id = first_intid; i < 8 * size && int_id < itLines; i++, int_id++) { |