RealView.py (13665:9c7fe3811b88) RealView.py (13805:f6d331fa1303)
1# Copyright (c) 2009-2018 ARM Limited
2# All rights reserved.
3#
4# The license below extends only to copyright in the software and shall
5# not be construed as granting a license to any other intellectual
6# property including but not limited to intellectual property relating
7# to a hardware implementation of the functionality of the software
8# licensed hereunder. You may use the software subject to the license

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116class GenericArmPciHost(GenericPciHost):
117 type = 'GenericArmPciHost'
118 cxx_header = "dev/arm/pci_host.hh"
119
120 int_policy = Param.ArmPciIntRouting("PCI interrupt routing policy")
121 int_base = Param.Unsigned("PCI interrupt base")
122 int_count = Param.Unsigned("Maximum number of interrupts used by this host")
123
1# Copyright (c) 2009-2018 ARM Limited
2# All rights reserved.
3#
4# The license below extends only to copyright in the software and shall
5# not be construed as granting a license to any other intellectual
6# property including but not limited to intellectual property relating
7# to a hardware implementation of the functionality of the software
8# licensed hereunder. You may use the software subject to the license

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116class GenericArmPciHost(GenericPciHost):
117 type = 'GenericArmPciHost'
118 cxx_header = "dev/arm/pci_host.hh"
119
120 int_policy = Param.ArmPciIntRouting("PCI interrupt routing policy")
121 int_base = Param.Unsigned("PCI interrupt base")
122 int_count = Param.Unsigned("Maximum number of interrupts used by this host")
123
124 # This python parameter can be used in configuration scripts to turn
125 # on/off the fdt dma-coherent flag when doing dtb autogeneration
126 _dma_coherent = True
127
124 def generateDeviceTree(self, state):
125 local_state = FdtState(addr_cells=3, size_cells=2, cpu_cells=1)
126 intterrupt_cells = 1
127
128 node = FdtNode("pci")
129
130 if int(self.conf_device_bits) == 8:
131 node.appendCompatible("pci-host-cam-generic")

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177 fatal("PCI interrupt count should be power of 2")
178
179 intmask = self.pciFdtAddr(device=int_count - 1, addr=0) + [0x0]
180 node.append(FdtPropertyWords("interrupt-map-mask", intmask))
181 else:
182 m5.fatal("Unsupported PCI interrupt policy " +
183 "for Device Tree generation")
184
128 def generateDeviceTree(self, state):
129 local_state = FdtState(addr_cells=3, size_cells=2, cpu_cells=1)
130 intterrupt_cells = 1
131
132 node = FdtNode("pci")
133
134 if int(self.conf_device_bits) == 8:
135 node.appendCompatible("pci-host-cam-generic")

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181 fatal("PCI interrupt count should be power of 2")
182
183 intmask = self.pciFdtAddr(device=int_count - 1, addr=0) + [0x0]
184 node.append(FdtPropertyWords("interrupt-map-mask", intmask))
185 else:
186 m5.fatal("Unsupported PCI interrupt policy " +
187 "for Device Tree generation")
188
185 node.append(FdtProperty("dma-coherent"))
189 if self._dma_coherent:
190 node.append(FdtProperty("dma-coherent"))
186
187 yield node
188
189class RealViewCtrl(BasicPioDevice):
190 type = 'RealViewCtrl'
191 cxx_header = "dev/arm/rv_ctrl.hh"
192 proc_id0 = Param.UInt32(0x0C000000, "Processor ID, SYS_PROCID")
193 proc_id1 = Param.UInt32(0x0C000222, "Processor ID, SYS_PROCID1")

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192 yield node
193
194class RealViewCtrl(BasicPioDevice):
195 type = 'RealViewCtrl'
196 cxx_header = "dev/arm/rv_ctrl.hh"
197 proc_id0 = Param.UInt32(0x0C000000, "Processor ID, SYS_PROCID")
198 proc_id1 = Param.UInt32(0x0C000222, "Processor ID, SYS_PROCID1")

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