diff options
| author | Giacomo Travaglini <giacomo.travaglini@arm.com> | 2019-08-14 17:50:06 +0100 |
|---|---|---|
| committer | Giacomo Travaglini <giacomo.travaglini@arm.com> | 2019-08-20 12:22:51 +0000 |
| commit | 8ec72b4fba82ddd2c5888dd72db5ed54438962bf (patch) | |
| tree | cdd21540788eed23bea7c2e0a95aa6c6a873bcc9 /src/dev/arm | |
| parent | 705fe5ef44a99bc58363e95fd93f88bc5d76143e (diff) | |
| download | gem5-8ec72b4fba82ddd2c5888dd72db5ed54438962bf.tar.xz | |
dev-arm: Add GITS_PIDR2 register to the ITS memory map
The GITS Peripheral Identification Register #2 bits assignments are the
same as those for GICD_PIDR2.
Change-Id: I235008a383e08dd557d899cb3aa18202ef943f8b
Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/20254
Maintainer: Andreas Sandberg <andreas.sandberg@arm.com>
Tested-by: kokoro <noreply+kokoro@google.com>
Diffstat (limited to 'src/dev/arm')
| -rw-r--r-- | src/dev/arm/gic_v3_distributor.hh | 1 | ||||
| -rw-r--r-- | src/dev/arm/gic_v3_its.cc | 4 | ||||
| -rw-r--r-- | src/dev/arm/gic_v3_its.hh | 1 |
3 files changed, 6 insertions, 0 deletions
diff --git a/src/dev/arm/gic_v3_distributor.hh b/src/dev/arm/gic_v3_distributor.hh index 880c577d7..0cf8d378c 100644 --- a/src/dev/arm/gic_v3_distributor.hh +++ b/src/dev/arm/gic_v3_distributor.hh @@ -53,6 +53,7 @@ class Gicv3Distributor : public Serializable friend class Gicv3Redistributor; friend class Gicv3CPUInterface; + friend class Gicv3Its; protected: diff --git a/src/dev/arm/gic_v3_its.cc b/src/dev/arm/gic_v3_its.cc index f3fa0a50e..26c123c03 100644 --- a/src/dev/arm/gic_v3_its.cc +++ b/src/dev/arm/gic_v3_its.cc @@ -834,6 +834,10 @@ Gicv3Its::read(PacketPtr pkt) value = gitsCreadr; break; + case GITS_PIDR2: + value = gic->getDistributor()->gicdPidr2; + break; + case GITS_TRANSLATER: value = gitsTranslater; break; diff --git a/src/dev/arm/gic_v3_its.hh b/src/dev/arm/gic_v3_its.hh index aa0b8c805..e09f712be 100644 --- a/src/dev/arm/gic_v3_its.hh +++ b/src/dev/arm/gic_v3_its.hh @@ -123,6 +123,7 @@ class Gicv3Its : public BasicPioDevice GITS_CBASER = itsControl + 0x0080, GITS_CWRITER = itsControl + 0x0088, GITS_CREADR = itsControl + 0x0090, + GITS_PIDR2 = itsControl + 0xffe8, // Translation frame GITS_TRANSLATER = itsTranslate + 0x0040 |