Kyle Roarty has uploaded this change for review. (
https://gem5-review.googlesource.com/c/public/gem5/+/32677 )
Change subject: configs,gpu-compute,mem-ruby: connect gmTokenPorts in apu_se
......................................................................
configs,gpu-compute,mem-ruby: connect gmTokenPorts in apu_se
This patch adds gmTokenPorts to the ComputeUnit and RubyGPUCoalescer
python classes so the gmTokenPorts can be connected in apu_se.
Change-Id: Icf3cb05c757754d6935b46f14e4b1b1d5072c4ca
---
M configs/example/apu_se.py
M src/gpu-compute/GPU.py
M src/mem/ruby/system/GPUCoalescer.py
3 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/configs/example/apu_se.py b/configs/example/apu_se.py
index 82e4022..ef2236c 100644
--- a/configs/example/apu_se.py
+++ b/configs/example/apu_se.py
@@ -571,6 +571,8 @@
for j in range(wavefront_size):
system.cpu[shader_idx].CUs[i].memory_port[j] = \
system.ruby._cpu_ports[gpu_port_idx].slave[j]
+ system.cpu[shader_idx].CUs[i].gmTokenPort = \
+ system.ruby._cpu_ports[gpu_port_idx].gmTokenPort
gpu_port_idx += 1
for i in range(n_cu):
diff --git a/src/gpu-compute/GPU.py b/src/gpu-compute/GPU.py
index 7408bf9..aec4f48 100644
--- a/src/gpu-compute/GPU.py
+++ b/src/gpu-compute/GPU.py
@@ -165,6 +165,7 @@
sqc_tlb_port = MasterPort("Port to the TLB for the SQC (I-cache)")
scalar_port = MasterPort("Port to the scalar data cache")
scalar_tlb_port = MasterPort("Port to the TLB for the scalar data
cache")
+ gmTokenPort = MasterPort("Port to the GPU coalesecer for sharing
tokens")
perLaneTLB = Param.Bool(False, "enable per-lane TLB")
prefetch_depth = Param.Int(0, "Number of prefetches triggered at a
time"\
"(0 turns off prefetching)")
diff --git a/src/mem/ruby/system/GPUCoalescer.py
b/src/mem/ruby/system/GPUCoalescer.py
index 3345f7f..9d4a76b 100644
--- a/src/mem/ruby/system/GPUCoalescer.py
+++ b/src/mem/ruby/system/GPUCoalescer.py
@@ -52,3 +52,5 @@
"max outstanding cycles for a request before " \
"deadlock/livelock declared")
garnet_standalone = Param.Bool(False, "")
+
+ gmTokenPort = SlavePort("Port to the CU for sharing tokens")
--
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Gerrit-Project: public/gem5
Gerrit-Branch: develop
Gerrit-Change-Id: Icf3cb05c757754d6935b46f14e4b1b1d5072c4ca
Gerrit-Change-Number: 32677
Gerrit-PatchSet: 1
Gerrit-Owner: Kyle Roarty <kyleroarty1...@gmail.com>
Gerrit-MessageType: newchange
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