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-rw-r--r--src/SConscript1
-rw-r--r--src/arch/sparc/system.cc42
-rw-r--r--src/arch/sparc/system.hh9
-rw-r--r--src/base/loader/object_file.cc6
-rw-r--r--src/base/loader/object_file.hh4
-rw-r--r--src/base/loader/raw_object.cc72
-rw-r--r--src/base/loader/raw_object.hh53
-rw-r--r--src/cpu/exetrace.cc111
-rw-r--r--src/cpu/m5legion_interface.h4
-rw-r--r--src/mem/physical.cc4
-rw-r--r--src/python/m5/objects/BaseCPU.py13
-rw-r--r--src/python/m5/objects/SparcTLB.py14
-rw-r--r--src/python/m5/objects/System.py19
-rw-r--r--src/python/m5/params.py5
14 files changed, 290 insertions, 67 deletions
diff --git a/src/SConscript b/src/SConscript
index 6d7783113..44bcb5320 100644
--- a/src/SConscript
+++ b/src/SConscript
@@ -74,6 +74,7 @@ base_sources = Split('''
base/loader/aout_object.cc
base/loader/ecoff_object.cc
base/loader/elf_object.cc
+ base/loader/raw_object.cc
base/loader/object_file.cc
base/loader/symtab.cc
base/stats/events.cc
diff --git a/src/arch/sparc/system.cc b/src/arch/sparc/system.cc
index 952ac2deb..4e907f002 100644
--- a/src/arch/sparc/system.cc
+++ b/src/arch/sparc/system.cc
@@ -42,39 +42,46 @@
using namespace BigEndianGuest;
SparcSystem::SparcSystem(Params *p)
- : System(p), sysTick(0)
+ : System(p), sysTick(0),funcRomPort(p->name + "-fport")
{
resetSymtab = new SymbolTable;
hypervisorSymtab = new SymbolTable;
openbootSymtab = new SymbolTable;
+ Port *rom_port;
+ rom_port = params()->rom->getPort("functional");
+ funcRomPort.setPeer(rom_port);
+ rom_port->setPeer(&funcRomPort);
/**
* Load the boot code, and hypervisor into memory.
*/
// Read the reset binary
- reset = createObjectFile(params()->reset_bin);
+ reset = createObjectFile(params()->reset_bin, true);
if (reset == NULL)
fatal("Could not load reset binary %s", params()->reset_bin);
// Read the openboot binary
- openboot = createObjectFile(params()->openboot_bin);
+ openboot = createObjectFile(params()->openboot_bin, true);
if (openboot == NULL)
fatal("Could not load openboot bianry %s", params()->openboot_bin);
// Read the hypervisor binary
- hypervisor = createObjectFile(params()->hypervisor_bin);
+ hypervisor = createObjectFile(params()->hypervisor_bin, true);
if (hypervisor == NULL)
fatal("Could not load hypervisor binary %s", params()->hypervisor_bin);
// Load reset binary into memory
- reset->loadSections(&functionalPort, SparcISA::LoadAddrMask);
+ reset->setTextBase(params()->reset_addr);
+ reset->loadSections(&funcRomPort);
// Load the openboot binary
- openboot->loadSections(&functionalPort, SparcISA::LoadAddrMask);
+ openboot->setTextBase(params()->openboot_addr);
+ openboot->loadSections(&funcRomPort);
// Load the hypervisor binary
- hypervisor->loadSections(&functionalPort, SparcISA::LoadAddrMask);
+ hypervisor->setTextBase(params()->hypervisor_addr);
+ hypervisor->loadSections(&funcRomPort);
// load symbols
if (!reset->loadGlobalSymbols(resetSymtab))
@@ -141,8 +148,13 @@ SparcSystem::unserialize(Checkpoint *cp, const std::string &section)
BEGIN_DECLARE_SIM_OBJECT_PARAMS(SparcSystem)
SimObjectParam<PhysicalMemory *> physmem;
+ SimObjectParam<PhysicalMemory *> rom;
SimpleEnumParam<System::MemoryMode> mem_mode;
+ Param<Addr> reset_addr;
+ Param<Addr> hypervisor_addr;
+ Param<Addr> openboot_addr;
+
Param<std::string> kernel;
Param<std::string> reset_bin;
Param<std::string> hypervisor_bin;
@@ -150,8 +162,6 @@ BEGIN_DECLARE_SIM_OBJECT_PARAMS(SparcSystem)
Param<Tick> boot_cpu_frequency;
Param<std::string> boot_osflags;
- Param<uint64_t> system_type;
- Param<uint64_t> system_rev;
Param<std::string> readfile;
Param<unsigned int> init_param;
@@ -160,8 +170,14 @@ END_DECLARE_SIM_OBJECT_PARAMS(SparcSystem)
BEGIN_INIT_SIM_OBJECT_PARAMS(SparcSystem)
INIT_PARAM(physmem, "phsyical memory"),
+ INIT_PARAM(rom, "ROM for boot code"),
INIT_ENUM_PARAM(mem_mode, "Memory Mode, (1=atomic, 2=timing)",
System::MemoryModeStrings),
+
+ INIT_PARAM(reset_addr, "Address that reset should be loaded at"),
+ INIT_PARAM(hypervisor_addr, "Address that hypervisor should be loaded at"),
+ INIT_PARAM(openboot_addr, "Address that openboot should be loaded at"),
+
INIT_PARAM(kernel, "file that contains the kernel code"),
INIT_PARAM(reset_bin, "file that contains the reset code"),
INIT_PARAM(hypervisor_bin, "file that contains the hypervisor code"),
@@ -169,8 +185,6 @@ BEGIN_INIT_SIM_OBJECT_PARAMS(SparcSystem)
INIT_PARAM(boot_cpu_frequency, "Frequency of the boot CPU"),
INIT_PARAM_DFLT(boot_osflags, "flags to pass to the kernel during boot",
"a"),
- INIT_PARAM_DFLT(system_type, "Type of system we are emulating", 34),
- INIT_PARAM_DFLT(system_rev, "Revision of system we are emulating", 1<<10),
INIT_PARAM_DFLT(readfile, "file to read startup script from", ""),
INIT_PARAM_DFLT(init_param, "numerical value to pass into simulator", 0)
@@ -182,16 +196,18 @@ CREATE_SIM_OBJECT(SparcSystem)
p->name = getInstanceName();
p->boot_cpu_frequency = boot_cpu_frequency;
p->physmem = physmem;
+ p->rom = rom;
p->mem_mode = mem_mode;
p->kernel_path = kernel;
+ p->reset_addr = reset_addr;
+ p->hypervisor_addr = hypervisor_addr;
+ p->openboot_addr = openboot_addr;
p->reset_bin = reset_bin;
p->hypervisor_bin = hypervisor_bin;
p->openboot_bin = openboot_bin;
p->boot_osflags = boot_osflags;
p->init_param = init_param;
p->readfile = readfile;
- p->system_type = system_type;
- p->system_rev = system_rev;
return new SparcSystem(p);
}
diff --git a/src/arch/sparc/system.hh b/src/arch/sparc/system.hh
index 0b79eda38..9cf3bb568 100644
--- a/src/arch/sparc/system.hh
+++ b/src/arch/sparc/system.hh
@@ -45,12 +45,14 @@ class SparcSystem : public System
public:
struct Params : public System::Params
{
+ PhysicalMemory *rom;
+ Addr reset_addr;
+ Addr hypervisor_addr;
+ Addr openboot_addr;
std::string reset_bin;
std::string hypervisor_bin;
std::string openboot_bin;
std::string boot_osflags;
- uint64_t system_type;
- uint64_t system_rev;
};
SparcSystem(Params *p);
@@ -87,6 +89,9 @@ class SparcSystem : public System
/** System Tick for syncronized tick across all cpus. */
Tick sysTick;
+ /** functional port to ROM */
+ FunctionalPort funcRomPort;
+
protected:
const Params *params() const { return (const Params *)_params; }
diff --git a/src/base/loader/object_file.cc b/src/base/loader/object_file.cc
index 42c74d418..ad2cd34ba 100644
--- a/src/base/loader/object_file.cc
+++ b/src/base/loader/object_file.cc
@@ -45,6 +45,7 @@
#include "base/loader/ecoff_object.hh"
#include "base/loader/aout_object.hh"
#include "base/loader/elf_object.hh"
+#include "base/loader/raw_object.hh"
#include "mem/translating_port.hh"
@@ -107,7 +108,7 @@ ObjectFile::close()
ObjectFile *
-createObjectFile(const string &fname)
+createObjectFile(const string &fname, bool raw)
{
// open the file
int fd = open(fname.c_str(), O_RDONLY);
@@ -141,6 +142,9 @@ createObjectFile(const string &fname)
return fileObj;
}
+ if (raw)
+ return RawObject::tryFile(fname, fd, len, fileData);
+
// don't know what it is
close(fd);
munmap(fileData, len);
diff --git a/src/base/loader/object_file.hh b/src/base/loader/object_file.hh
index 79fa394c6..64085185d 100644
--- a/src/base/loader/object_file.hh
+++ b/src/base/loader/object_file.hh
@@ -114,9 +114,11 @@ class ObjectFile
size_t textSize() const { return text.size; }
size_t dataSize() const { return data.size; }
size_t bssSize() const { return bss.size; }
+
+ void setTextBase(Addr a) { text.baseAddr = a; }
};
-ObjectFile *createObjectFile(const std::string &fname);
+ObjectFile *createObjectFile(const std::string &fname, bool raw = false);
#endif // __OBJECT_FILE_HH__
diff --git a/src/base/loader/raw_object.cc b/src/base/loader/raw_object.cc
new file mode 100644
index 000000000..79ddb81fe
--- /dev/null
+++ b/src/base/loader/raw_object.cc
@@ -0,0 +1,72 @@
+/*
+ * 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: Steve Reinhardt
+ */
+
+#include "base/loader/raw_object.hh"
+#include "base/trace.hh"
+
+ObjectFile *
+RawObject::tryFile(const std::string &fname, int fd, size_t len, uint8_t *data)
+{
+ return new RawObject(fname, fd, len, data, ObjectFile::UnknownArch,
+ ObjectFile::UnknownOpSys);
+}
+
+RawObject::RawObject(const std::string &_filename, int _fd, size_t _len,
+ uint8_t *_data, Arch _arch, OpSys _opSys)
+ : ObjectFile(_filename, _fd, _len, _data, _arch, _opSys)
+{
+ text.baseAddr = 0;
+ text.size = len;
+ text.fileImage = fileData;
+
+ data.baseAddr = 0;
+ data.size = 0;
+ data.fileImage = NULL;
+
+ bss.baseAddr = 0;
+ bss.size = 0;
+ bss.fileImage = NULL;
+
+ DPRINTFR(Loader, "text: 0x%x %d\ndata: 0x%x %d\nbss: 0x%x %d\n",
+ text.baseAddr, text.size, data.baseAddr, data.size,
+ bss.baseAddr, bss.size);
+}
+
+bool
+RawObject::loadGlobalSymbols(SymbolTable *symtab)
+{
+ return true;
+}
+
+bool
+RawObject::loadLocalSymbols(SymbolTable *symtab)
+{
+ return true;
+}
diff --git a/src/base/loader/raw_object.hh b/src/base/loader/raw_object.hh
new file mode 100644
index 000000000..c7fff4e66
--- /dev/null
+++ b/src/base/loader/raw_object.hh
@@ -0,0 +1,53 @@
+/*
+ * 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
+ */
+
+#ifndef __BASE_LOADER_RAW_OBJECT_HH__
+#define __BASE_LOADER_RAW_OBJECT_HH__
+
+#include "base/loader/object_file.hh"
+
+class RawObject: public ObjectFile
+{
+ protected:
+ RawObject(const std::string &_filename, int _fd, size_t _len,
+ uint8_t *_data, Arch _arch, OpSys _opSys);
+ public:
+ virtual ~RawObject() {}
+
+ virtual bool loadGlobalSymbols(SymbolTable *symtab);
+ virtual bool loadLocalSymbols(SymbolTable *symtab);
+
+ static ObjectFile *tryFile(const std::string &fname, int fd, size_t len,
+ uint8_t *data);
+};
+
+
+
+#endif // __BASE_LOADER_RAW_OBJECT_HH__
diff --git a/src/cpu/exetrace.cc b/src/cpu/exetrace.cc
index 80b144e85..881fbbd9b 100644
--- a/src/cpu/exetrace.cc
+++ b/src/cpu/exetrace.cc
@@ -37,6 +37,7 @@
#include <sys/shm.h>
#include "arch/regfile.hh"
+#include "arch/utility.hh"
#include "base/loader/symtab.hh"
#include "cpu/base.hh"
#include "cpu/exetrace.hh"
@@ -231,6 +232,7 @@ Trace::InstRecord::dump(ostream &outs)
//
outs << endl;
}
+#if THE_ISA == SPARC_ISA
// Compare
if (flags[LEGION_LOCKSTEP])
{
@@ -239,57 +241,76 @@ Trace::InstRecord::dump(ostream &outs)
bool diffInst = false;
bool diffRegs = false;
- while (!compared) {
- if (shared_data->flags == OWN_M5) {
- if (shared_data->pc != PC)
- diffPC = true;
- if (shared_data->instruction != staticInst->machInst)
- diffInst = true;
- for (int i = 0; i < TheISA::NumIntRegs; i++) {
- if (thread->readIntReg(i) != shared_data->intregs[i])
- diffRegs = true;
- }
-
- if (diffPC || diffInst || diffRegs ) {
- outs << "Differences found between M5 and Legion:";
- if (diffPC)
- outs << " PC";
- if (diffInst)
- outs << " Instruction";
- if (diffRegs)
- outs << " IntRegs";
- outs << endl;
-
- outs << "M5 PC: " << setw(20) << "0x" << hex << PC;
- outs << "Legion PC: " << setw(20) << "0x" << hex <<
- shared_data->pc << endl;
-
-
-
- outs << "M5 Instruction: " << staticInst->machInst << "("
- << staticInst->disassemble(PC, debugSymbolTable)
- << ")" << "Legion Instruction: " <<
- shared_data->instruction << "("
- /*<< legionInst->disassemble(shared_data->pc,
- debugSymbolTable)*/
- << ")" << endl;
-
+ if(!staticInst->isMicroOp() || staticInst->isLastMicroOp()) {
+ while (!compared) {
+ if (shared_data->flags == OWN_M5) {
+ if (shared_data->pc != PC)
+ diffPC = true;
+ if (shared_data->instruction != staticInst->machInst)
+ diffInst = true;
for (int i = 0; i < TheISA::NumIntRegs; i++) {
- outs << setw(16) << "0x" << hex << thread->readIntReg(i)
- << setw(16) << "0x" << hex << shared_data->intregs[i];
-
if (thread->readIntReg(i) != shared_data->intregs[i])
- outs << "<--- Different";
- outs << endl;
+ diffRegs = true;
}
- }
- compared = true;
- shared_data->flags = OWN_LEGION;
- }
- }
+ if (diffPC || diffInst || diffRegs ) {
+ outs << "Differences found between M5 and Legion:";
+ if (diffPC)
+ outs << " [PC]";
+ if (diffInst)
+ outs << " [Instruction]";
+ if (diffRegs)
+ outs << " [IntRegs]";
+ outs << endl << endl;;
+
+ outs << setfill(' ') << setw(15)
+ << "M5 PC: " << "0x"<< setw(16) << setfill('0')
+ << hex << PC << endl;
+ outs << setfill(' ') << setw(15)
+ << "Legion PC: " << "0x"<< setw(16) << setfill('0') << hex
+ << shared_data->pc << endl << endl;
+
+ outs << setfill(' ') << setw(15)
+ << "M5 Inst: " << "0x"<< setw(8)
+ << setfill('0') << hex << staticInst->machInst
+ << staticInst->disassemble(PC, debugSymbolTable)
+ << endl;
+
+ StaticInstPtr legionInst = StaticInst::decode(makeExtMI(shared_data->instruction, thread));
+ outs << setfill(' ') << setw(15)
+ << " Legion Inst: "
+ << "0x" << setw(8) << setfill('0') << hex
+ << shared_data->instruction
+ << legionInst->disassemble(shared_data->pc, debugSymbolTable)
+ << endl;
+
+ outs << endl;
+ static const char * regtypes[4] = {"%g", "%o", "%l", "%i"};
+ for(int y = 0; y < 4; y++)
+ {
+ for(int x = 0; x < 8; x++)
+ {
+ outs << regtypes[y] << x << " " ;
+ outs << "0x" << hex << setw(16) << thread->readIntReg(y*8+x);
+ if (thread->readIntReg(y*8 + x) != shared_data->intregs[y*8+x])
+ outs << " X ";
+ else
+ outs << " | ";
+ outs << "0x" << setw(16) << hex << shared_data->intregs[y*8+x]
+ << endl;
+ }
+ }
+ fatal("Differences found between Legion and M5\n");
+ }
+
+ compared = true;
+ shared_data->flags = OWN_LEGION;
+ }
+ } // while
+ } // if not microop
}
+#endif
}
diff --git a/src/cpu/m5legion_interface.h b/src/cpu/m5legion_interface.h
index 0fa0e7279..9338d9ca0 100644
--- a/src/cpu/m5legion_interface.h
+++ b/src/cpu/m5legion_interface.h
@@ -30,7 +30,7 @@
#include <unistd.h>
-#define VERSION 0xA1000001
+#define VERSION 0xA1000002
#define OWN_M5 0x000000AA
#define OWN_LEGION 0x00000055
@@ -41,7 +41,7 @@ typedef struct {
uint32_t version;
uint64_t pc;
- uint64_t instruction;
+ uint32_t instruction;
uint64_t intregs[32];
} SharedData;
diff --git a/src/mem/physical.cc b/src/mem/physical.cc
index 0302f7351..39eb63108 100644
--- a/src/mem/physical.cc
+++ b/src/mem/physical.cc
@@ -191,7 +191,9 @@ PhysicalMemory::checkLockedAddrList(Request *req)
void
PhysicalMemory::doFunctionalAccess(PacketPtr pkt)
{
- assert(pkt->getAddr() + pkt->getSize() <= params()->addrRange.size());
+ assert(pkt->getAddr() + pkt->getSize() > params()->addrRange.start &&
+ pkt->getAddr() + pkt->getSize() <= params()->addrRange.start +
+ params()->addrRange.size());
if (pkt->isRead()) {
if (pkt->req->isLocked()) {
diff --git a/src/python/m5/objects/BaseCPU.py b/src/python/m5/objects/BaseCPU.py
index 4e34e8a4e..b6e05627d 100644
--- a/src/python/m5/objects/BaseCPU.py
+++ b/src/python/m5/objects/BaseCPU.py
@@ -3,7 +3,9 @@ from m5.params import *
from m5.proxy import *
from m5 import build_env
from AlphaTLB import AlphaDTB, AlphaITB
+from SparcTLB import SparcDTB, SparcITB
from Bus import Bus
+import sys
class BaseCPU(SimObject):
type = 'BaseCPU'
@@ -13,8 +15,15 @@ class BaseCPU(SimObject):
cpu_id = Param.Int("CPU identifier")
if build_env['FULL_SYSTEM']:
- dtb = Param.AlphaDTB(AlphaDTB(), "Data TLB")
- itb = Param.AlphaITB(AlphaITB(), "Instruction TLB")
+ if build_env['TARGET_ISA'] == 'sparc':
+ dtb = Param.SparcDTB(SparcDTB(), "Data TLB")
+ itb = Param.SparcITB(SparcITB(), "Instruction TLB")
+ elif build_env['TARGET_ISA'] == 'alpha':
+ dtb = Param.AlphaDTB(AlphaDTB(), "Data TLB")
+ itb = Param.AlphaITB(AlphaITB(), "Instruction TLB")
+ else:
+ print "Unknown architecture, can't pick TLBs"
+ sys.exit(1)
else:
workload = VectorParam.Process("processes to run")
diff --git a/src/python/m5/objects/SparcTLB.py b/src/python/m5/objects/SparcTLB.py
new file mode 100644
index 000000000..de732e8de
--- /dev/null
+++ b/src/python/m5/objects/SparcTLB.py
@@ -0,0 +1,14 @@
+from m5.SimObject import SimObject
+from m5.params import *
+class SparcTLB(SimObject):
+ type = 'SparcTLB'
+ abstract = True
+ size = Param.Int("TLB size")
+
+class SparcDTB(SparcTLB):
+ type = 'SparcDTB'
+ size = 64
+
+class SparcITB(SparcTLB):
+ type = 'SparcITB'
+ size = 48
diff --git a/src/python/m5/objects/System.py b/src/python/m5/objects/System.py
index e7dd1bc60..908c3d4ad 100644
--- a/src/python/m5/objects/System.py
+++ b/src/python/m5/objects/System.py
@@ -2,6 +2,7 @@ from m5.SimObject import SimObject
from m5.params import *
from m5.proxy import *
from m5 import build_env
+from PhysicalMemory import *
class MemoryMode(Enum): vals = ['invalid', 'atomic', 'timing']
@@ -24,3 +25,21 @@ class AlphaSystem(System):
pal = Param.String("file that contains palcode")
system_type = Param.UInt64("Type of system we are emulating")
system_rev = Param.UInt64("Revision of system we are emulating")
+
+class SparcSystem(System):
+ type = 'SparcSystem'
+ _rom_base = 0xfff0000000
+ # ROM for OBP/Reset/Hypervisor
+ rom = Param.PhysicalMemory(PhysicalMemory(range = AddrRange(_rom_base, size = '8MB')),
+ "Memory to hold the ROM data")
+
+ reset_addr = Param.Addr(_rom_base, "Address to load ROM at")
+ hypervisor_addr = Param.Addr(Addr('64kB') + _rom_base,
+ "Address to load hypervisor at")
+ openboot_addr = Param.Addr(Addr('512kB') + _rom_base,
+ "Address to load openboot at")
+
+ reset_bin = Param.String("file that contains the reset code")
+ hypervisor_bin = Param.String("file that contains the hypervisor code")
+ openboot_bin = Param.String("file that contains the openboot code")
+
diff --git a/src/python/m5/params.py b/src/python/m5/params.py
index 93d784181..4b5953bcb 100644
--- a/src/python/m5/params.py
+++ b/src/python/m5/params.py
@@ -369,6 +369,11 @@ class Addr(CheckedInt):
except TypeError:
self.value = long(value)
self._check()
+ def __add__(self, other):
+ if isinstance(other, Addr):
+ return self.value + other.value
+ else:
+ return self.value + other
class MetaRange(type):
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 14:25:19 +0000