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Diffstat (limited to 'dev/pciconfigall.hh')
| -rw-r--r-- | dev/pciconfigall.hh | 147 |
1 files changed, 0 insertions, 147 deletions
diff --git a/dev/pciconfigall.hh b/dev/pciconfigall.hh deleted file mode 100644 index c6a0241d8..000000000 --- a/dev/pciconfigall.hh +++ /dev/null @@ -1,147 +0,0 @@ -/* - * Copyright (c) 2004-2005 The Regents of The University of Michigan - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer; - * redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution; - * neither the name of the copyright holders nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -/* - * @file - * PCI Config space implementation. - */ - -#ifndef __PCICONFIGALL_HH__ -#define __PCICONFIGALL_HH__ - -#include "dev/pcireg.h" -#include "base/range.hh" -#include "dev/io_device.hh" - - -static const uint32_t MAX_PCI_DEV = 32; -static const uint32_t MAX_PCI_FUNC = 8; - -class PciDev; -class MemoryController; - -/** - * PCI Config Space - * All of PCI config space needs to return -1 on Tsunami, except - * the devices that exist. This device maps the entire bus config - * space and passes the requests on to TsunamiPCIDev devices as - * appropriate. - */ -class PciConfigAll : public PioDevice -{ - private: - Addr addr; - static const Addr size = 0xffffff; - - /** - * Pointers to all the devices that are registered with this - * particular config space. - */ - PciDev* devices[MAX_PCI_DEV][MAX_PCI_FUNC]; - - public: - /** - * Constructor for PCIConfigAll - * @param name name of the object - * @param a base address of the write - * @param mmu the memory controller - * @param hier object to store parameters universal the device hierarchy - * @param bus The bus that this device is attached to - */ - PciConfigAll(const std::string &name, Addr a, MemoryController *mmu, - HierParams *hier, Bus *pio_bus, Tick pio_latency); - - - /** - * Check if a device exists. - * @param pcidev PCI device to check - * @param pcifunc PCI function to check - * @return true if device exists, false otherwise - */ - bool deviceExists(uint32_t pcidev, uint32_t pcifunc) - { return devices[pcidev][pcifunc] != NULL ? true : false; } - - /** - * Registers a device with the config space object. - * @param pcidev PCI device to register - * @param pcifunc PCI function to register - * @param device device to register - */ - void registerDevice(uint8_t pcidev, uint8_t pcifunc, PciDev *device) - { devices[pcidev][pcifunc] = device; } - - /** - * Read something in PCI config space. If the device does not exist - * -1 is returned, if the device does exist its PciDev::ReadConfig (or the - * virtual function that overrides) it is called. - * @param req Contains the address of the field to read. - * @param data Return the field read. - * @return The fault condition of the access. - */ - virtual Fault read(MemReqPtr &req, uint8_t *data); - - /** - * Write to PCI config spcae. If the device does not exit the simulator - * panics. If it does it is passed on the PciDev::WriteConfig (or the virtual - * function that overrides it). - * @param req Contains the address to write to. - * @param data The data to write. - * @return The fault condition of the access. - */ - - virtual Fault write(MemReqPtr &req, const uint8_t *data); - - /** - * Start up function to check if more than one person is using an interrupt line - * and print a warning if such a case exists - */ - virtual void startup(); - - /** - * Serialize this object to the given output stream. - * @param os The stream to serialize to. - */ - virtual void serialize(std::ostream &os); - - /** - * Reconstruct the state of this object from a checkpoint. - * @param cp The checkpoint use. - * @param section The section name of this object - */ - virtual void unserialize(Checkpoint *cp, const std::string §ion); - - /** - * Return how long this access will take. - * @param req the memory request to calcuate - * @return Tick when the request is done - */ - Tick cacheAccess(MemReqPtr &req); - -}; - -#endif // __PCICONFIGALL_HH__ |