diff options
Diffstat (limited to 'src/dev/arm/Gic.py')
| -rw-r--r-- | src/dev/arm/Gic.py | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/src/dev/arm/Gic.py b/src/dev/arm/Gic.py index 011e238cc..d31a582d5 100644 --- a/src/dev/arm/Gic.py +++ b/src/dev/arm/Gic.py @@ -1,4 +1,4 @@ -# Copyright (c) 2012-2013, 2017-2018 ARM Limited +# Copyright (c) 2012-2013, 2017-2019 ARM Limited # All rights reserved. # # The license below extends only to copyright in the software and shall @@ -40,7 +40,7 @@ from m5.proxy import * from m5.util.fdthelper import * from m5.SimObject import SimObject -from m5.objects.Device import PioDevice +from m5.objects.Device import PioDevice, BasicPioDevice from m5.objects.Platform import Platform class BaseGic(PioDevice): @@ -162,10 +162,24 @@ class VGic(PioDevice): yield node +class Gicv3Its(BasicPioDevice): + type = 'Gicv3Its' + cxx_header = "dev/arm/gic_v3_its.hh" + + dma = MasterPort("DMA port") + pio_size = Param.Unsigned(0x20000, "Gicv3Its pio size") + + # CIL [36] = 0: ITS supports 16-bit CollectionID + # Devbits [17:13] = 0b100011: ITS supports 23 DeviceID bits + # ID_bits [12:8] = 0b11111: ITS supports 31 EventID bits + gits_typer = Param.UInt64(0x30023F01, "GITS_TYPER RO value") + class Gicv3(BaseGic): type = 'Gicv3' cxx_header = "dev/arm/gic_v3.hh" + its = Param.Gicv3Its(Gicv3Its(), "GICv3 Interrupt Translation Service") + dist_addr = Param.Addr("Address for distributor") dist_pio_delay = Param.Latency('10ns', "Delay for PIO r/w to distributor") redist_addr = Param.Addr("Address for redistributors") |