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# Copyright 2019 Google, Inc.
#
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# redistributions in binary form must reproduce the above copyright
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# this software without specific prior written permission.
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from m5.objects.FastModelGIC import FastModelGIC, SCFastModelGIC
from m5.objects.Gic import ArmSPI
from m5.objects.RealView import VExpress_GEM5_Base, HDLcd
from m5.objects.SubSystem import SubSystem
class VExpressFastmodel(VExpress_GEM5_Base):
gic = FastModelGIC(
sc_gic=SCFastModelGIC(
reg_base=0x2c000000,
reg_base_per_redistributor="0.0.0.0=0x2c010000",
spi_count=988,
))
hdlcd = HDLcd(
pxl_clk=VExpress_GEM5_Base.dcc.osc_pxl, pio_addr=0x2b000000,
interrupt=ArmSPI(num=95))
# Remove original timer to prevent from possible conflict with Fastmodel
# timer.
generic_timer = SubSystem()
generic_timer_mem = SubSystem()
sys_counter = SubSystem()
def _on_chip_devices(self):
return [
self.gic,
self.hdlcd,
self.system_watchdog,
self.trusted_watchdog,
]
def setupBootLoader(self, cur_sys, loc, boot_loader=None):
if boot_loader is None:
boot_loader = [ loc('boot_v2.arm64') ]
super(VExpressFastmodel, self).setupBootLoader(
cur_sys, boot_loader)