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| author | Nikos Nikoleris <nikos.nikoleris@arm.com> | 2017-03-13 18:19:08 +0000 |
|---|---|---|
| committer | Nikos Nikoleris <nikos.nikoleris@arm.com> | 2017-06-13 15:52:32 +0000 |
| commit | 12db50c89584938839e035da47d206250cbfd7c2 (patch) | |
| tree | 831a4151b29cdc14958b8dab2cce97fc3136d7b6 /src/mem/protocol/MOESI_AMD_Base-RegionDir.sm | |
| parent | dd3fc1f996679f4cfd29f980d43a0652542e6d9b (diff) | |
| download | gem5-12db50c89584938839e035da47d206250cbfd7c2.tar.xz | |
ruby: Add support for address ranges in the directory
Previously the directory covered a flat address range that always
started from address 0. This change adds a vector of address ranges
with interleaving and hashing that each directory keeps track of and
the necessary flexibility to support systems with non continuous
memory ranges.
Change-Id: I6ea1c629bdf4c5137b7d9c89dbaf6c826adfd977
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/2903
Reviewed-by: Bradford Beckmann <brad.beckmann@amd.com>
Reviewed-by: Jason Lowe-Power <jason@lowepower.com>
Maintainer: Jason Lowe-Power <jason@lowepower.com>
Diffstat (limited to 'src/mem/protocol/MOESI_AMD_Base-RegionDir.sm')
| -rw-r--r-- | src/mem/protocol/MOESI_AMD_Base-RegionDir.sm | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/src/mem/protocol/MOESI_AMD_Base-RegionDir.sm b/src/mem/protocol/MOESI_AMD_Base-RegionDir.sm index b392311c5..0ad335740 100644 --- a/src/mem/protocol/MOESI_AMD_Base-RegionDir.sm +++ b/src/mem/protocol/MOESI_AMD_Base-RegionDir.sm @@ -171,6 +171,7 @@ machine(MachineType:RegionDir, "Region Directory for AMD_Base-like protocol") void wakeUpAllBuffers(); void wakeUpBuffers(Addr a); Cycles curCycle(); + MachineID mapAddressToMachine(Addr addr, MachineType mtype); int blockBits, default="RubySystem::getBlockSizeBits()"; int blockBytes, default="RubySystem::getBlockSizeBytes()"; @@ -479,7 +480,7 @@ machine(MachineType:RegionDir, "Region Directory for AMD_Base-like protocol") out_msg.Dirty := in_msg.Dirty; out_msg.Requestor := getCoreMachine(in_msg.Requestor,address); out_msg.WTRequestor := in_msg.WTRequestor; - out_msg.Destination.add(map_Address_to_Directory(in_msg.addr)); + out_msg.Destination.add(mapAddressToMachine(in_msg.addr, MachineType:Directory)); out_msg.Shared := in_msg.Shared; out_msg.MessageSize := in_msg.MessageSize; out_msg.Private := in_msg.Private; @@ -505,7 +506,7 @@ machine(MachineType:RegionDir, "Region Directory for AMD_Base-like protocol") out_msg.Dirty := in_msg.Dirty; out_msg.Requestor := getCoreMachine(in_msg.Requestor,address); out_msg.WTRequestor := in_msg.WTRequestor; - out_msg.Destination.add(map_Address_to_Directory(in_msg.addr)); + out_msg.Destination.add(mapAddressToMachine(in_msg.addr, MachineType:Directory)); out_msg.Shared := in_msg.Shared; out_msg.MessageSize := in_msg.MessageSize; out_msg.Private := in_msg.Private; @@ -532,7 +533,7 @@ machine(MachineType:RegionDir, "Region Directory for AMD_Base-like protocol") out_msg.Dirty := in_msg.Dirty; out_msg.Requestor := getCoreMachine(in_msg.Requestor,address); out_msg.WTRequestor := in_msg.WTRequestor; - out_msg.Destination.add(map_Address_to_Directory(in_msg.addr)); + out_msg.Destination.add(mapAddressToMachine(in_msg.addr, MachineType:Directory)); out_msg.Shared := in_msg.Shared; out_msg.MessageSize := in_msg.MessageSize; out_msg.Private := in_msg.Private; @@ -562,7 +563,7 @@ machine(MachineType:RegionDir, "Region Directory for AMD_Base-like protocol") out_msg.Dirty := in_msg.Dirty; out_msg.Requestor := getCoreMachine(in_msg.Requestor,address); out_msg.WTRequestor := in_msg.WTRequestor; - out_msg.Destination.add(map_Address_to_Directory(in_msg.addr)); + out_msg.Destination.add(mapAddressToMachine(in_msg.addr, MachineType:Directory)); out_msg.Shared := in_msg.Shared; out_msg.MessageSize := in_msg.MessageSize; out_msg.Private := in_msg.Private; |