diff options
author | Tiago Muck <tiago.muck@arm.com> | 2019-05-16 16:27:36 -0500 |
---|---|---|
committer | Tiago Mück <tiago.muck@arm.com> | 2019-07-10 19:36:34 +0000 |
commit | 42f32d159ba97b92ce004223c3ccfca56f0e0da7 (patch) | |
tree | 50f9ef4013c8d5ea799eba888fe9bdf5d492b265 /src | |
parent | 61a998093391b22761e3ecf2d4bb8e99515fb0ac (diff) | |
download | gem5-42f32d159ba97b92ce004223c3ccfca56f0e0da7.tar.xz |
dev-arm: A9SCU fixup
Shifting instead of expensive power.
Change-Id: I164933257db125e18721c5b8bcaf9702030ebf40
Signed-off-by: Tiago Mück <tiago.muck@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/19408
Reviewed-by: Jason Lowe-Power <jason@lowepower.com>
Maintainer: Jason Lowe-Power <jason@lowepower.com>
Tested-by: kokoro <noreply+kokoro@google.com>
Diffstat (limited to 'src')
-rw-r--r-- | src/dev/arm/a9scu.cc | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/dev/arm/a9scu.cc b/src/dev/arm/a9scu.cc index 677101b36..20a0c337b 100644 --- a/src/dev/arm/a9scu.cc +++ b/src/dev/arm/a9scu.cc @@ -1,5 +1,5 @@ /* - * Copyright (c) 2010 ARM Limited + * Copyright (c) 2010,2019 ARM Limited * All rights reserved * * The license below extends only to copyright in the software and shall @@ -73,7 +73,7 @@ A9SCU::read(PacketPtr pkt) fatal("Too many CPUs (%d) for A9SCU!\n", sys->numContexts()); } int smp_bits, core_cnt; - smp_bits = power(2,sys->numContexts()) - 1; + smp_bits = (1 << sys->numContexts()) - 1; core_cnt = sys->numContexts() - 1; pkt->setLE(smp_bits << 4 | core_cnt); break; |