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author | Gabe Black <gblack@eecs.umich.edu> | 2012-01-28 07:24:01 -0800 |
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committer | Gabe Black <gblack@eecs.umich.edu> | 2012-01-28 07:24:01 -0800 |
commit | c3d41a2def15cdaf2ac3984315f452dacc6a0884 (patch) | |
tree | 5324ebec3add54b934a841eee901983ac3463a7f /src/mem/ruby/system/RubyPortProxy.hh | |
parent | da2a4acc26ba264c3c4a12495776fd6a1c4fb133 (diff) | |
parent | 4acca8a0536d4445ed25b67edf571ae460446ab9 (diff) | |
download | gem5-c3d41a2def15cdaf2ac3984315f452dacc6a0884.tar.xz |
Merge with the main repo.
--HG--
rename : src/mem/vport.hh => src/mem/fs_translating_port_proxy.hh
rename : src/mem/translating_port.cc => src/mem/se_translating_port_proxy.cc
rename : src/mem/translating_port.hh => src/mem/se_translating_port_proxy.hh
Diffstat (limited to 'src/mem/ruby/system/RubyPortProxy.hh')
-rw-r--r-- | src/mem/ruby/system/RubyPortProxy.hh | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/src/mem/ruby/system/RubyPortProxy.hh b/src/mem/ruby/system/RubyPortProxy.hh new file mode 100644 index 000000000..8f88541e5 --- /dev/null +++ b/src/mem/ruby/system/RubyPortProxy.hh @@ -0,0 +1,114 @@ +/* + * Copyright (c) 2011 ARM Limited + * All rights reserved + * + * The license below extends only to copyright in the software and shall + * not be construed as granting a license to any other intellectual + * property including but not limited to intellectual property relating + * to a hardware implementation of the functionality of the software + * licensed hereunder. You may use the software subject to the license + * terms below provided that you ensure that this notice is replicated + * unmodified and in its entirety in all distributions of the software, + * modified or unmodified, in source code or in binary form. + * + * 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. + * + * Authors: Andreas Hansson + */ + +/** + * @file + * RobyPortProxy for connecting system port to Ruby + * + * A trivial wrapper that allows the system port to connect to Ruby + * and use nothing but functional accesses. + */ + +#ifndef __MEM_RUBY_SYSTEM_RUBYPORTPROXY_HH__ +#define __MEM_RUBY_SYSTEM_RUBYPORTPROXY_HH__ + +#include "mem/ruby/system/RubyPort.hh" +#include "params/RubyPortProxy.hh" + +class RubyPortProxy : public RubyPort +{ + + public: + + /** + * Create a new RubyPortProxy. + * + * @param p Parameters inherited from the RubyPort + */ + RubyPortProxy(const RubyPortProxyParams* p); + + /** + * Destruct a RubyPortProxy. + */ + virtual ~RubyPortProxy(); + + /** + * Initialise a RubyPortProxy by doing nothing and avoid + * involving the super class. + */ + void init(); + + /** + * Pure virtual member in the super class that we are forced to + * implement even if it is never used (since there are only + * functional accesses). + * + * @param pkt The packet to serve to Ruby + * @returns always a NULL status + */ + RequestStatus makeRequest(PacketPtr pkt); + + /** + * Pure virtual member in the super class that we are forced to + * implement even if it is never used (since there are only + * functional accesses). + * + * @returns always 0 + */ + int outstandingCount() const { return 0; } + + /** + * Pure virtual member in the super class that we are forced to + * implement even if it is never used (since there are only + * functional accesses). + * + * @returns always false + */ + bool isDeadlockEventScheduled() const { return false; } + + /** + * Pure virtual member in the super class that we are forced to + * implement even if it is never used (since there are only + * functional accesses). + */ + void descheduleDeadlockEvent() { } + +}; + +#endif // __MEM_RUBY_SYSTEM_RUBYPORTPROXY_HH__ |