src/dev/arm/VExpressFastmodel.py

# Copyright 2019 Google, Inc.
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from m5.objects.FastModelGIC import FastModelGIC, SCFastModelGIC
from m5.objects.Gic import ArmInterruptPin
from m5.objects.RealView import VExpress_GEM5_Base, HDLcd

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=ArmInterruptPin(num=95))

    def __init__(self, *args, **kwargs):
        super(VExpressFastmodel, self).__init__(*args, **kwargs)

    def _on_chip_devices(self):
        devices = super(VExpressFastmodel, self)._on_chip_devices()
        devices += [ self.gic, self.hdlcd ]
        devices.remove(self.generic_timer)
        return devices

    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)