PciDevice.py revision 9807
1# Copyright (c) 2005-2007 The Regents of The University of Michigan 2# All rights reserved. 3# 4# Redistribution and use in source and binary forms, with or without 5# modification, are permitted provided that the following conditions are 6# met: redistributions of source code must retain the above copyright 7# notice, this list of conditions and the following disclaimer; 8# redistributions in binary form must reproduce the above copyright 9# notice, this list of conditions and the following disclaimer in the 10# documentation and/or other materials provided with the distribution; 11# neither the name of the copyright holders nor the names of its 12# contributors may be used to endorse or promote products derived from 13# this software without specific prior written permission. 14# 15# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 18# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 19# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 21# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26# 27# Authors: Nathan Binkert 28 29from m5.SimObject import SimObject 30from m5.params import * 31from m5.proxy import * 32from Device import BasicPioDevice, DmaDevice, PioDevice 33 34class PciConfigAll(BasicPioDevice): 35 type = 'PciConfigAll' 36 cxx_header = "dev/pciconfigall.hh" 37 platform = Param.Platform(Parent.any, "Platform this device is part of.") 38 bus = Param.UInt8(0x00, "PCI bus to act as config space for") 39 size = Param.MemorySize32('16MB', "Size of config space") 40 41 pio_latency = '30ns' 42 pio_addr = 0 # will be overridden by platform-based calculation 43 44 45class PciDevice(DmaDevice): 46 type = 'PciDevice' 47 cxx_class = 'PciDevice' 48 cxx_header = "dev/pcidev.hh" 49 abstract = True 50 platform = Param.Platform(Parent.any, "Platform this device is part of.") 51 config = SlavePort("PCI configuration space port") 52 pci_bus = Param.Int("PCI bus") 53 pci_dev = Param.Int("PCI device number") 54 pci_func = Param.Int("PCI function code") 55 pio_latency = Param.Latency('30ns', "Programmed IO latency") 56 config_latency = Param.Latency('20ns', "Config read or write latency") 57 58 VendorID = Param.UInt16("Vendor ID") 59 DeviceID = Param.UInt16("Device ID") 60 Command = Param.UInt16(0, "Command") 61 Status = Param.UInt16(0, "Status") 62 Revision = Param.UInt8(0, "Device") 63 ProgIF = Param.UInt8(0, "Programming Interface") 64 SubClassCode = Param.UInt8(0, "Sub-Class Code") 65 ClassCode = Param.UInt8(0, "Class Code") 66 CacheLineSize = Param.UInt8(0, "System Cacheline Size") 67 LatencyTimer = Param.UInt8(0, "PCI Latency Timer") 68 HeaderType = Param.UInt8(0, "PCI Header Type") 69 BIST = Param.UInt8(0, "Built In Self Test") 70 71 BAR0 = Param.UInt32(0x00, "Base Address Register 0") 72 BAR1 = Param.UInt32(0x00, "Base Address Register 1") 73 BAR2 = Param.UInt32(0x00, "Base Address Register 2") 74 BAR3 = Param.UInt32(0x00, "Base Address Register 3") 75 BAR4 = Param.UInt32(0x00, "Base Address Register 4") 76 BAR5 = Param.UInt32(0x00, "Base Address Register 5") 77 BAR0Size = Param.MemorySize32('0B', "Base Address Register 0 Size") 78 BAR1Size = Param.MemorySize32('0B', "Base Address Register 1 Size") 79 BAR2Size = Param.MemorySize32('0B', "Base Address Register 2 Size") 80 BAR3Size = Param.MemorySize32('0B', "Base Address Register 3 Size") 81 BAR4Size = Param.MemorySize32('0B', "Base Address Register 4 Size") 82 BAR5Size = Param.MemorySize32('0B', "Base Address Register 5 Size") 83 BAR0LegacyIO = Param.Bool(False, "Whether BAR0 is hardwired legacy IO") 84 BAR1LegacyIO = Param.Bool(False, "Whether BAR1 is hardwired legacy IO") 85 BAR2LegacyIO = Param.Bool(False, "Whether BAR2 is hardwired legacy IO") 86 BAR3LegacyIO = Param.Bool(False, "Whether BAR3 is hardwired legacy IO") 87 BAR4LegacyIO = Param.Bool(False, "Whether BAR4 is hardwired legacy IO") 88 BAR5LegacyIO = Param.Bool(False, "Whether BAR5 is hardwired legacy IO") 89 90 CardbusCIS = Param.UInt32(0x00, "Cardbus Card Information Structure") 91 SubsystemID = Param.UInt16(0x00, "Subsystem ID") 92 SubsystemVendorID = Param.UInt16(0x00, "Subsystem Vendor ID") 93 ExpansionROM = Param.UInt32(0x00, "Expansion ROM Base Address") 94 InterruptLine = Param.UInt8(0x00, "Interrupt Line") 95 InterruptPin = Param.UInt8(0x00, "Interrupt Pin") 96 MaximumLatency = Param.UInt8(0x00, "Maximum Latency") 97 MinimumGrant = Param.UInt8(0x00, "Minimum Grant") 98 99 100