mem/memory.cc
mem/page_table.cc
mem/physical.cc
+ mem/port.cc
mem/translating_port.cc
python/pyconfig.cc
#include <string>
#include "base/cprintf.hh"
-#include "base/chunk_generator.hh"
#include "base/inifile.hh"
#include "base/loader/symtab.hh"
#include "base/misc.hh"
return cpu->processRetry();
}
-void
-SimpleCPU::CpuPort::writeBlobFunctional(Addr addr, uint8_t *p, int size)
-{
- int prevSize = 0;
- //Base Packet
- for (ChunkGenerator gen(addr, size, sendBlockSizeQuery()); !gen.done(); gen.next())
- {
- Packet *blobpkt = new Packet();
- CpuRequest *blobreq = new CpuRequest();
- blobpkt->addr = gen.addr();
- blobpkt->size = gen.size();
- blobpkt->cmd = Write;
- blobpkt->req = blobreq;
- blobpkt->req->paddr = blobpkt->addr;
- blobpkt->req->size = blobpkt->size;
- blobpkt->data = p + prevSize;
- prevSize += blobpkt->size;
-
- sendFunctional(*blobpkt);
- }
-}
-
-void
-SimpleCPU::CpuPort::readBlobFunctional(Addr addr, uint8_t *p, int size)
-{
- int prevSize = 0;
- //Base Packet
- for (ChunkGenerator gen(addr, size, sendBlockSizeQuery()); !gen.done(); gen.next())
- {
- Packet *blobpkt = new Packet();
- CpuRequest *blobreq = new CpuRequest();
- blobpkt->addr = gen.addr();
- blobpkt->size = gen.size();
- blobpkt->cmd = Write;
- blobpkt->req = blobreq;
- blobpkt->req->paddr = blobpkt->addr;
- blobpkt->req->size = blobpkt->size;
- blobpkt->data = p + prevSize;
- prevSize += blobpkt->size;
-
- sendFunctional(*blobpkt);
- }
-}
-
SimpleCPU::SimpleCPU(Params *p)
: BaseCPU(p), icachePort(this),
dcachePort(this), tickEvent(this, p->width), xc(NULL)
virtual void recvStatusChange(Status status);
virtual Packet *recvRetry();
-
- virtual void readBlobFunctional(Addr addr, uint8_t *p, int size);
-
- virtual void writeBlobFunctional(Addr addr, uint8_t *p, int size);
};
CpuPort icachePort;
--- /dev/null
+/*
+ * Copyright (c) 2002-2005 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 Port object definitions.
+ */
+
+#include "base/chunk_generator.hh"
+#include "mem/port.hh"
+
+void
+Port::blobHelper(Addr addr, uint8_t *p, int size, Command cmd)
+{
+ Request rqst;
+ Packet pkt;
+ pkt.req = &rqst;
+ pkt.cmd = cmd;
+
+ for (ChunkGenerator gen(addr, size, sendBlockSizeQuery()); !gen.done(); gen.next())
+ {
+ pkt.addr = rqst.paddr = gen.addr();
+ pkt.size = rqst.size = gen.size();
+ pkt.data = p;
+ sendFunctional(pkt);
+ p += gen.size();
+ }
+}
+
+void
+Port::writeBlobFunctional(Addr addr, uint8_t *p, int size)
+{
+ blobHelper(addr, p, size, Write);
+}
+
+void
+Port::readBlobFunctional(Addr addr, uint8_t *p, int size)
+{
+ blobHelper(addr, p, size, Read);
+}
+
bool &owner)
{ peer->recvAddressRangesQuery(range_list, owner); }
- // For the read/write blob functional
- // This should be sufficient for everything except ProxyMemory
- // which needs to slip a translation step in as well. (Unless it
- // does the translation underneath sendFunctional(), in which case
- // maybe this doesn't need to be virtual at all.) Do we need
- // similar wrappers for sendAtomic()? If not, should we drop the
- // "Functional" from the names?
+ // Do we need similar wrappers for sendAtomic()? If not, should
+ // we drop the "Functional" from the names?
/** This function is a wrapper around sendFunctional()
that breaks a larger, arbitrarily aligned access into
appropriate chunks. The default implementation can use
getBlockSize() to determine the block size and go from there.
*/
- virtual void readBlobFunctional(Addr addr, uint8_t *p, int size)
- { panic("Unimplemented"); }
+ void readBlobFunctional(Addr addr, uint8_t *p, int size);
/** This function is a wrapper around sendFunctional()
that breaks a larger, arbitrarily aligned access into
appropriate chunks. The default implementation can use
getBlockSize() to determine the block size and go from there.
*/
- virtual void writeBlobFunctional(Addr addr, uint8_t *p, int size)
- { panic("Unimplemented"); }
+ void writeBlobFunctional(Addr addr, uint8_t *p, int size);
/** Fill size bytes starting at addr with byte value val. This
should not need to be virtual, since it can be implemented in
prot_memset on the old functional memory that's never used),
but Nate claims it is.
*/
- void memsetBlobFunctional(Addr addr, uint8_t val, int size)
- { panic("Unimplemented"); }
+ void memsetBlobFunctional(Addr addr, uint8_t val, int size);
+
+ private:
+
+ /** Internal helper function for read/writeBlob().
+ */
+ void blobHelper(Addr addr, uint8_t *p, int size, Command cmd);
};
#endif //__MEM_PORT_HH__
projects / gem5.git / commitdiff