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authorNikos Nikoleris <nikos.nikoleris@arm.com>2017-02-07 11:35:48 +0000
committerNikos Nikoleris <nikos.nikoleris@arm.com>2017-12-05 11:47:01 +0000
commit099cb037e83d1e7bb47ec0e8eaf649a63f889d38 (patch)
treeda6877f00070e243cb83c233fb5debfdf82a15e2 /src/mem/request.hh
parent3deff78fe40b9aa3d4e3a8571f13f29072efe4e4 (diff)
downloadgem5-099cb037e83d1e7bb47ec0e8eaf649a63f889d38.tar.xz
cpu: Add support for CMOs in the cpu models
Cache maintenance operations go through the write channel of the cpu. This changes makes sure that the cpu does not try to fill in the packet with data. Change-Id: Ic83205bb1cda7967636d88f15adcb475eb38d158 Reviewed-by: Stephan Diestelhorst <stephan.diestelhorst@arm.com> Reviewed-on: https://gem5-review.googlesource.com/5055 Maintainer: Andreas Sandberg <andreas.sandberg@arm.com> Reviewed-by: Jason Lowe-Power <jason@lowepower.com>
Diffstat (limited to 'src/mem/request.hh')
-rw-r--r--src/mem/request.hh2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mem/request.hh b/src/mem/request.hh
index 258693547..5cb08ca39 100644
--- a/src/mem/request.hh
+++ b/src/mem/request.hh
@@ -202,6 +202,8 @@ class Request
*/
STICKY_FLAGS = INST_FETCH
};
+ static const FlagsType STORE_NO_DATA = CACHE_BLOCK_ZERO |
+ CLEAN | INVALIDATE;
/** Master Ids that are statically allocated
* @{*/