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configs: Fix inheritance of HMCSystem and cleanup spacing

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Minor fix to ensure the HMCSystem can actually be instantiated
(SimObject cannot be created). Also address some spacing issues.
This commit is contained in:
Andreas Hansson 2016-01-11 05:52:17 -05:00
parent 64ca31976f
commit c965ca96cc
1 changed files with 13 additions and 14 deletions
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21
configs/common/HMC.py
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@ -84,11 +84,10 @@ import m5
from m5.objects import *
# A single Hybrid Memory Cube (HMC)
class HMCSystem(SimObject):
class HMCSystem(SubSystem):
#*****************************CROSSBAR PARAMETERS*************************
# Flit size of the main interconnect [1]
xbar_width = Param.Unsigned( 32, "Data width of the main XBar (Bytes)")
xbar_width = Param.Unsigned(32, "Data width of the main XBar (Bytes)")
# Clock frequency of the main interconnect [1]
# This crossbar, is placed on the logic-based of the HMC and it has its
@ -114,12 +113,12 @@ class HMCSystem(SimObject):
# Number of packets (not flits) to store at the request side of the serial
# link. This number should be adjusted to achive required bandwidth
link_buffer_size_req = Param.Unsigned( 16, "Number of packets to buffer "
link_buffer_size_req = Param.Unsigned(16, "Number of packets to buffer "
"at the request side of the serial link")
# Number of packets (not flits) to store at the response side of the serial
# link. This number should be adjusted to achive required bandwidth
link_buffer_size_rsp = Param.Unsigned( 16, "Number of packets to buffer "
link_buffer_size_rsp = Param.Unsigned(16, "Number of packets to buffer "
"at the response side of the serial link")
# Latency of the serial link composed by SER/DES latency (1.6ns [4]) plus
@ -136,20 +135,20 @@ class HMCSystem(SimObject):
"links")
# Number of parallel lanes in each serial link [1]
num_lanes_per_link = Param.Unsigned( 16, "Number of lanes per each link")
num_lanes_per_link = Param.Unsigned(16, "Number of lanes per each link")
# Number of serial links [1]
num_serial_links = Param.Unsigned( 4, "Number of serial links")
num_serial_links = Param.Unsigned(4, "Number of serial links")
#*****************************HMC CONTROLLER PARAMETERS*******************
# Number of packets (not flits) to store at the HMC controller. This
# number should be high enough to be able to hide the high latency of HMC
ctrl_buffer_size_req = Param.Unsigned( 256, "Number of packets to buffer "
ctrl_buffer_size_req = Param.Unsigned(256, "Number of packets to buffer "
"at the HMC controller (request side)")
# Number of packets (not flits) to store at the response side of the HMC
# controller.
ctrl_buffer_size_rsp = Param.Unsigned( 256, "Number of packets to buffer "
ctrl_buffer_size_rsp = Param.Unsigned(256, "Number of packets to buffer "
"at the HMC controller (response side)")
# Latency of the HMC controller to process the packets
@ -167,12 +166,12 @@ class HMCSystem(SimObject):
"HMC Controller")
# The link performance monitors
enable_link_monitor = Param.Bool(True, "The link monitors" )
enable_link_monitor = Param.Bool(True, "The link monitors")
# Create an HMC device and attach it to the current system
def config_hmc(options, system):
system.hmc=HMCSystem()
system.hmc = HMCSystem()
system.buffer = Bridge(ranges=system.mem_ranges,
req_size=system.hmc.ctrl_buffer_size_req,