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-rw-r--r--src/dev/alpha/tsunami_io.cc11
-rw-r--r--src/dev/alpha/tsunami_io.hh5
-rw-r--r--src/dev/sparc/SConscript2
-rw-r--r--src/dev/sparc/dtod.cc115
-rw-r--r--src/dev/sparc/dtod.hh67
-rw-r--r--src/dev/sparc/mm_disk.cc137
-rw-r--r--src/dev/sparc/mm_disk.hh70
7 files changed, 395 insertions, 12 deletions
diff --git a/src/dev/alpha/tsunami_io.cc b/src/dev/alpha/tsunami_io.cc
index 8430856ef..38986b77e 100644
--- a/src/dev/alpha/tsunami_io.cc
+++ b/src/dev/alpha/tsunami_io.cc
@@ -57,17 +57,13 @@ using namespace std;
//Should this be AlphaISA?
using namespace TheISA;
-TsunamiIO::RTC::RTC(const string &name, Tsunami* t, Tick i)
- : _name(name), event(t, i), addr(0)
+TsunamiIO::RTC::RTC(const string &n, Tsunami* tsunami, time_t t, Tick i)
+ : _name(n), event(tsunami, i), addr(0)
{
memset(clock_data, 0, sizeof(clock_data));
stat_regA = RTCA_32768HZ | RTCA_1024HZ;
stat_regB = RTCB_PRDC_IE |RTCB_BIN | RTCB_24HR;
-}
-void
-TsunamiIO::RTC::set_time(time_t t)
-{
struct tm tm;
gmtime_r(&t, &tm);
@@ -428,7 +424,7 @@ TsunamiIO::PITimer::Counter::CounterEvent::description()
TsunamiIO::TsunamiIO(Params *p)
: BasicPioDevice(p), tsunami(p->tsunami), pitimer(p->name + "pitimer"),
- rtc(p->name + ".rtc", p->tsunami, p->frequency)
+ rtc(p->name + ".rtc", p->tsunami, p->init_time, p->frequency)
{
pioSize = 0x100;
@@ -436,7 +432,6 @@ TsunamiIO::TsunamiIO(Params *p)
tsunami->io = this;
timerData = 0;
- rtc.set_time(p->init_time == 0 ? time(NULL) : p->init_time);
picr = 0;
picInterrupting = false;
}
diff --git a/src/dev/alpha/tsunami_io.hh b/src/dev/alpha/tsunami_io.hh
index 54acefc25..b0c368eb8 100644
--- a/src/dev/alpha/tsunami_io.hh
+++ b/src/dev/alpha/tsunami_io.hh
@@ -110,10 +110,7 @@ class TsunamiIO : public BasicPioDevice
uint8_t stat_regB;
public:
- RTC(const std::string &name, Tsunami* t, Tick i);
-
- /** Set the initial RTC time/date */
- void set_time(time_t t);
+ RTC(const std::string &name, Tsunami* tsunami, time_t t, Tick i);
/** RTC address port: write address of RTC RAM data to access */
void writeAddr(const uint8_t data);
diff --git a/src/dev/sparc/SConscript b/src/dev/sparc/SConscript
index c37294f0c..44b082b68 100644
--- a/src/dev/sparc/SConscript
+++ b/src/dev/sparc/SConscript
@@ -37,7 +37,9 @@ Import('env')
sources = []
sources += Split('''
+ dtod.cc
t1000.cc
+ mm_disk.cc
''')
# Convert file names to SCons File objects. This takes care of the
diff --git a/src/dev/sparc/dtod.cc b/src/dev/sparc/dtod.cc
new file mode 100644
index 000000000..30c7baaf5
--- /dev/null
+++ b/src/dev/sparc/dtod.cc
@@ -0,0 +1,115 @@
+/*
+ * Copyright (c) 2004-2006 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.
+ *
+ * Authors: Ali Saidi
+ */
+
+/** @file
+ * Time of date device implementation
+ */
+#include <sys/time.h>
+
+#include <deque>
+#include <string>
+#include <vector>
+
+#include "base/trace.hh"
+#include "dev/sparc/dtod.hh"
+#include "dev/platform.hh"
+#include "mem/packet_access.hh"
+#include "mem/port.hh"
+#include "sim/builder.hh"
+#include "sim/system.hh"
+
+using namespace std;
+using namespace TheISA;
+
+DumbTOD::DumbTOD(Params *p)
+ : BasicPioDevice(p), todTime(p->init_time)
+{
+ pioSize = 0x08;
+
+ struct tm tm;
+ gmtime_r((time_t*)&todTime, &tm);
+ DPRINTFN("Real-time clock set to %s\n", asctime(&tm));
+ DPRINTFN("Real-time clock set to %d\n", todTime);
+}
+
+Tick
+DumbTOD::read(PacketPtr pkt)
+{
+ assert(pkt->result == Packet::Unknown);
+ assert(pkt->getAddr() >= pioAddr && pkt->getAddr() < pioAddr + pioSize);
+ assert(pkt->getSize() == 8);
+
+ pkt->allocate();
+ pkt->set(todTime);
+ todTime += 1000;
+
+ pkt->result = Packet::Success;
+ return pioDelay;
+}
+
+Tick
+DumbTOD::write(PacketPtr pkt)
+{
+ panic("Dumb tod device doesn't support writes\n");
+}
+
+BEGIN_DECLARE_SIM_OBJECT_PARAMS(DumbTOD)
+
+ Param<Addr> pio_addr;
+ Param<Tick> pio_latency;
+ SimObjectParam<Platform *> platform;
+ SimObjectParam<System *> system;
+ Param<time_t> time;
+
+END_DECLARE_SIM_OBJECT_PARAMS(DumbTOD)
+
+BEGIN_INIT_SIM_OBJECT_PARAMS(DumbTOD)
+
+ INIT_PARAM(pio_addr, "Device Address"),
+ INIT_PARAM(pio_latency, "Programmed IO latency"),
+ INIT_PARAM(platform, "platform"),
+ INIT_PARAM(system, "system object"),
+ INIT_PARAM(time, "System time to use (0 for actual time")
+
+END_INIT_SIM_OBJECT_PARAMS(DumbTOD)
+
+CREATE_SIM_OBJECT(DumbTOD)
+{
+ DumbTOD::Params *p = new DumbTOD::Params;
+ p->name =getInstanceName();
+ p->pio_addr = pio_addr;
+ p->pio_delay = pio_latency;
+ p->platform = platform;
+ p->system = system;
+ p->init_time = time;
+ return new DumbTOD(p);
+}
+
+REGISTER_SIM_OBJECT("DumbTOD", DumbTOD)
diff --git a/src/dev/sparc/dtod.hh b/src/dev/sparc/dtod.hh
new file mode 100644
index 000000000..7d3a9f628
--- /dev/null
+++ b/src/dev/sparc/dtod.hh
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 206, 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.
+ *
+ * Authors: Ali Saidi
+ */
+
+/** @file
+ * This device acts as a simple time of date device. It's implemented as a
+ * simple device register read.
+ */
+
+#ifndef __DEV_SPARC_DTOD_HH__
+#define __DEV_SPARC_DTOD_HH__
+
+#include "base/range.hh"
+#include "dev/io_device.hh"
+
+
+/**
+ * DumbTOD simply returns some idea of time when read. Until we finish with
+ * legion it starts with the start time and increments itself by 1000 each time.
+ */
+class DumbTOD : public BasicPioDevice
+{
+ private:
+ uint64_t todTime;
+
+ public:
+ struct Params : public BasicPioDevice::Params
+ {
+ time_t init_time;
+ };
+ protected:
+ const Params *params() const { return (const Params *)_params; }
+
+ public:
+ DumbTOD(Params *p);
+
+ virtual Tick read(PacketPtr pkt);
+ virtual Tick write(PacketPtr pkt);
+};
+
+#endif // __DEV_BADDEV_HH__
diff --git a/src/dev/sparc/mm_disk.cc b/src/dev/sparc/mm_disk.cc
new file mode 100644
index 000000000..9057c28be
--- /dev/null
+++ b/src/dev/sparc/mm_disk.cc
@@ -0,0 +1,137 @@
+/*
+ * Copyright (c) 2006 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.
+ *
+ * Authors: Ali Saidi
+ */
+
+/** @file
+ * This device acts as a disk similar to the memory mapped disk device
+ * in legion. Any access is translated to an offset in the disk image.
+ */
+
+#include "base/trace.hh"
+#include "dev/sparc/mm_disk.hh"
+#include "dev/platform.hh"
+#include "mem/port.hh"
+#include "mem/packet_access.hh"
+#include "sim/builder.hh"
+#include "sim/byteswap.hh"
+#include "sim/system.hh"
+
+MmDisk::MmDisk(Params *p)
+ : BasicPioDevice(p), image(p->image), curSector((uint64_t)-1), dirty(false)
+{
+ memset(&bytes, 0, SectorSize);
+ pioSize = image->size() * SectorSize;
+}
+
+Tick
+MmDisk::read(PacketPtr pkt)
+{
+ Addr accessAddr;
+ off_t sector;
+ off_t bytes_read;
+ uint16_t *d16;
+ uint32_t *d32;
+ uint64_t *d64;
+
+ assert(pkt->result == Packet::Unknown);
+ assert(pkt->getAddr() >= pioAddr && pkt->getAddr() < pioAddr + pioSize);
+ accessAddr = pkt->getAddr() - pioAddr;
+
+ sector = accessAddr / SectorSize;
+
+ if (sector != curSector) {
+ if (dirty)
+ bytes_read = image->write(bytes, curSector);
+ bytes_read = image->read(bytes, sector);
+ curSector = sector;
+ }
+ switch (pkt->getSize()) {
+ case sizeof(uint8_t):
+ pkt->set(bytes[accessAddr % SectorSize]);
+ break;
+ case sizeof(uint16_t):
+ d16 = (uint16_t*)bytes + (accessAddr % SectorSize)/2;
+ pkt->set(htobe(*d16));
+ break;
+ case sizeof(uint32_t):
+ d32 = (uint32_t*)bytes + (accessAddr % SectorSize)/4;
+ pkt->set(htobe(*d32));
+ break;
+ case sizeof(uint64_t):
+ d64 = (uint64_t*)bytes + (accessAddr % SectorSize)/8;
+ pkt->set(htobe(*d64));
+ break;
+ default:
+ panic("Invalid access size\n");
+ }
+
+ pkt->result = Packet::Success;
+ return pioDelay;
+}
+
+Tick
+MmDisk::write(PacketPtr pkt)
+{
+ panic("need to implement\n");
+}
+
+
+BEGIN_DECLARE_SIM_OBJECT_PARAMS(MmDisk)
+ Param<Addr> pio_addr;
+ Param<Tick> pio_latency;
+ Param<Addr> pio_size;
+ SimObjectParam<Platform *> platform;
+ SimObjectParam<System *> system;
+ SimObjectParam<DiskImage *> image;
+END_DECLARE_SIM_OBJECT_PARAMS(MmDisk)
+
+BEGIN_INIT_SIM_OBJECT_PARAMS(MmDisk)
+
+ INIT_PARAM(pio_addr, "Device Address"),
+ INIT_PARAM(pio_latency, "Programmed IO latency"),
+ INIT_PARAM(pio_size, "Size of address range"),
+ INIT_PARAM(platform, "platform"),
+ INIT_PARAM(system, "system object"),
+ INIT_PARAM(image, "disk image")
+
+END_INIT_SIM_OBJECT_PARAMS(MmDisk)
+
+CREATE_SIM_OBJECT(MmDisk)
+{
+ MmDisk::Params *p = new MmDisk::Params;
+ p->name = getInstanceName();
+ p->pio_addr = pio_addr;
+ p->pio_delay = pio_latency;
+ p->platform = platform;
+ p->system = system;
+ p->image = image;
+ return new MmDisk(p);
+}
+
+REGISTER_SIM_OBJECT("MmDisk", MmDisk)
diff --git a/src/dev/sparc/mm_disk.hh b/src/dev/sparc/mm_disk.hh
new file mode 100644
index 000000000..0a4626067
--- /dev/null
+++ b/src/dev/sparc/mm_disk.hh
@@ -0,0 +1,70 @@
+/*
+ * Copyright (c) 2006 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.
+ *
+ * Authors: Ali Saidi
+ */
+
+/** @file
+ * This device acts as a disk similar to the memory mapped disk device
+ * in legion. Any access is translated to an offset in the disk image.
+ */
+
+#ifndef __DEV_SPARC_MM_DISK_HH__
+#define __DEV_SPARC_MM_DISK_HH__
+
+#include "base/range.hh"
+#include "dev/io_device.hh"
+#include "dev/disk_image.hh"
+
+class MmDisk : public BasicPioDevice
+{
+ private:
+ DiskImage *image;
+ off_t curSector;
+ bool dirty;
+ union {
+ uint8_t bytes[SectorSize];
+ uint32_t words[SectorSize/4];
+ };
+
+ public:
+ struct Params : public BasicPioDevice::Params
+ {
+ DiskImage *image;
+ };
+ protected:
+ const Params *params() const { return (const Params*)_params; }
+
+ public:
+ MmDisk(Params *p);
+
+ virtual Tick read(PacketPtr pkt);
+ virtual Tick write(PacketPtr pkt);
+};
+
+#endif //__DEV_SPARC_MM_DISK_HH__
+
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