gem5/kern/tru64/tru64_system.cc
Lisa Hsu a0ccdf8aba merge m5 with linux for the event and binning lifting
--HG--
extra : convert_revision : 09d3678746c2e9a93a9982dc75d5e1ac309cb2fa
2004-05-18 01:40:03 -04:00

291 lines
9.7 KiB
C++

/*
* Copyright (c) 2003 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.
*/
#include "base/loader/aout_object.hh"
#include "base/loader/ecoff_object.hh"
#include "base/loader/object_file.hh"
#include "base/loader/symtab.hh"
#include "base/remote_gdb.hh"
#include "base/trace.hh"
#include "cpu/exec_context.hh"
#include "kern/tru64/tru64_events.hh"
#include "kern/tru64/tru64_system.hh"
#include "kern/system_events.hh"
#include "mem/functional_mem/memory_control.hh"
#include "mem/functional_mem/physical_memory.hh"
#include "sim/builder.hh"
#include "targetarch/isa_traits.hh"
#include "targetarch/vtophys.hh"
using namespace std;
Tru64System::Tru64System(const string _name, const uint64_t _init_param,
MemoryController *_memCtrl, PhysicalMemory *_physmem,
const string &kernel_path, const string &console_path,
const string &palcode, const string &boot_osflags,
const bool _bin, const vector<string> &binned_fns)
: System(_name, _init_param, _memCtrl, _physmem, _bin, binned_fns),
bin(_bin), binned_fns(binned_fns)
{
kernelSymtab = new SymbolTable;
consoleSymtab = new SymbolTable;
ObjectFile *kernel = createObjectFile(kernel_path);
if (kernel == NULL)
fatal("Could not load kernel file %s", kernel_path);
ObjectFile *console = createObjectFile(console_path);
if (console == NULL)
fatal("Could not load console file %s", console_path);
if (!kernel->loadGlobalSymbols(kernelSymtab))
panic("could not load kernel symbols\n");
if (!console->loadGlobalSymbols(consoleSymtab))
panic("could not load console symbols\n");
// Load pal file
ObjectFile *pal = createObjectFile(palcode);
if (pal == NULL)
fatal("Could not load PALcode file %s", palcode);
pal->loadSections(physmem, true);
// Load console file
console->loadSections(physmem, true);
// Load kernel file
kernel->loadSections(physmem, true);
kernelStart = kernel->textBase();
kernelEnd = kernel->bssBase() + kernel->bssSize();
kernelEntry = kernel->entryPoint();
DPRINTF(Loader, "Kernel start = %#x\n"
"Kernel end = %#x\n"
"Kernel entry = %#x\n",
kernelStart, kernelEnd, kernelEntry);
DPRINTF(Loader, "Kernel loaded...\n");
#ifdef DEBUG
kernelPanicEvent = new BreakPCEvent(&pcEventQueue, "kernel panic");
consolePanicEvent = new BreakPCEvent(&pcEventQueue, "console panic");
#endif
badaddrEvent = new BadAddrEvent(&pcEventQueue, "badaddr");
skipPowerStateEvent = new SkipFuncEvent(&pcEventQueue,
"tl_v48_capture_power_state");
skipScavengeBootEvent = new SkipFuncEvent(&pcEventQueue,
"pmap_scavenge_boot");
printfEvent = new PrintfEvent(&pcEventQueue, "printf");
debugPrintfEvent = new DebugPrintfEvent(&pcEventQueue,
"debug_printf", false);
debugPrintfrEvent = new DebugPrintfEvent(&pcEventQueue,
"debug_printfr", true);
dumpMbufEvent = new DumpMbufEvent(&pcEventQueue, "dump_mbuf");
Addr addr = 0;
if (kernelSymtab->findAddress("enable_async_printf", addr)) {
Addr paddr = vtophys(physmem, addr);
uint8_t *enable_async_printf =
physmem->dma_addr(paddr, sizeof(uint32_t));
if (enable_async_printf)
*(uint32_t *)enable_async_printf = 0;
}
if (consoleSymtab->findAddress("env_booted_osflags", addr)) {
Addr paddr = vtophys(physmem, addr);
char *osflags = (char *)physmem->dma_addr(paddr, sizeof(uint32_t));
if (osflags)
strcpy(osflags, boot_osflags.c_str());
}
if (consoleSymtab->findAddress("xxm_rpb", addr)) {
Addr paddr = vtophys(physmem, addr);
char *hwprb = (char *)physmem->dma_addr(paddr, sizeof(uint64_t));
if (hwprb) {
*(uint64_t*)(hwprb+0x50) = 12; // Tlaser
*(uint64_t*)(hwprb+0x58) = (2<<1);
}
else
panic("could not translate hwprb addr to set system type/variation\n");
} else
panic("could not find hwprb to set system type/variation\n");
#ifdef DEBUG
if (kernelSymtab->findAddress("panic", addr))
kernelPanicEvent->schedule(addr);
else
panic("could not find kernel symbol \'panic\'");
if (consoleSymtab->findAddress("panic", addr))
consolePanicEvent->schedule(addr);
#endif
if (kernelSymtab->findAddress("badaddr", addr))
badaddrEvent->schedule(addr);
else
panic("could not find kernel symbol \'badaddr\'");
if (kernelSymtab->findAddress("tl_v48_capture_power_state", addr))
skipPowerStateEvent->schedule(addr);
if (kernelSymtab->findAddress("pmap_scavenge_boot", addr))
skipScavengeBootEvent->schedule(addr);
#if TRACING_ON
if (kernelSymtab->findAddress("printf", addr))
printfEvent->schedule(addr);
if (kernelSymtab->findAddress("m5printf", addr))
debugPrintfEvent->schedule(addr);
if (kernelSymtab->findAddress("m5printfr", addr))
debugPrintfrEvent->schedule(addr);
if (kernelSymtab->findAddress("m5_dump_mbuf", addr))
dumpMbufEvent->schedule(addr);
#endif
// BINNING STUFF
if (bin == true) {
int end = binned_fns.size();
Addr address = 0;
for (int i = 0; i < end; i +=2) {
if (kernelSymtab->findAddress(binned_fns[i], address))
fnEvents[(i>>1)]->schedule(address);
else
panic("could not find kernel symbol %s\n", binned_fns[i]);
}
}
//
}
Tru64System::~Tru64System()
{
delete kernel;
delete console;
delete kernelSymtab;
delete consoleSymtab;
#ifdef DEBUG
delete kernelPanicEvent;
delete consolePanicEvent;
#endif
delete badaddrEvent;
delete skipPowerStateEvent;
delete skipScavengeBootEvent;
delete printfEvent;
delete debugPrintfEvent;
delete debugPrintfrEvent;
delete dumpMbufEvent;
}
int
Tru64System::registerExecContext(ExecContext *xc)
{
int xcIndex = System::registerExecContext(xc);
if (xcIndex == 0) {
// activate with zero delay so that we start ticking right
// away on cycle 0
xc->activate(0);
}
RemoteGDB *rgdb = new RemoteGDB(this, xc);
GDBListener *gdbl = new GDBListener(rgdb, 7000 + xcIndex);
gdbl->listen();
if (remoteGDB.size() <= xcIndex) {
remoteGDB.resize(xcIndex+1);
}
remoteGDB[xcIndex] = rgdb;
return xcIndex;
}
void
Tru64System::replaceExecContext(ExecContext *xc, int xcIndex)
{
System::replaceExecContext(xcIndex, xc);
remoteGDB[xcIndex]->replaceExecContext(xc);
}
bool
Tru64System::breakpoint()
{
return remoteGDB[0]->trap(ALPHA_KENTRY_INT);
}
BEGIN_DECLARE_SIM_OBJECT_PARAMS(Tru64System)
Param<bool> bin;
SimObjectParam<MemoryController *> mem_ctl;
SimObjectParam<PhysicalMemory *> physmem;
Param<unsigned int> init_param;
Param<string> kernel_code;
Param<string> console_code;
Param<string> pal_code;
Param<string> boot_osflags;
VectorParam<string> binned_fns;
END_DECLARE_SIM_OBJECT_PARAMS(Tru64System)
BEGIN_INIT_SIM_OBJECT_PARAMS(Tru64System)
INIT_PARAM_DFLT(bin, "is this system to be binned", false),
INIT_PARAM(mem_ctl, "memory controller"),
INIT_PARAM(physmem, "phsyical memory"),
INIT_PARAM_DFLT(init_param, "numerical value to pass into simulator", 0),
INIT_PARAM(kernel_code, "file that contains the kernel code"),
INIT_PARAM(console_code, "file that contains the console code"),
INIT_PARAM(pal_code, "file that contains palcode"),
INIT_PARAM_DFLT(boot_osflags, "flags to pass to the kernel during boot",
"a"),
INIT_PARAM(binned_fns, "functions to be broken down and binned")
END_INIT_SIM_OBJECT_PARAMS(Tru64System)
CREATE_SIM_OBJECT(Tru64System)
{
Tru64System *sys = new Tru64System(getInstanceName(), init_param, mem_ctl,
physmem, kernel_code, console_code,
pal_code, boot_osflags, bin,
binned_fns);
return sys;
}
REGISTER_SIM_OBJECT("Tru64System", Tru64System)