diff options
Diffstat (limited to 'src/arch/sparc/process.cc')
| -rw-r--r-- | src/arch/sparc/process.cc | 131 |
1 files changed, 18 insertions, 113 deletions
diff --git a/src/arch/sparc/process.cc b/src/arch/sparc/process.cc index fe6692cc3..75f01e038 100644 --- a/src/arch/sparc/process.cc +++ b/src/arch/sparc/process.cc @@ -24,60 +24,23 @@ * 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: Gabe Black + * Ali Saidi */ #include "arch/sparc/isa_traits.hh" #include "arch/sparc/process.hh" -#include "arch/sparc/linux/process.hh" -#include "arch/sparc/solaris/process.hh" #include "base/loader/object_file.hh" #include "base/misc.hh" -#include "cpu/exec_context.hh" +#include "cpu/thread_context.hh" #include "mem/page_table.hh" #include "mem/translating_port.hh" -#include "sim/builder.hh" #include "sim/system.hh" using namespace std; using namespace SparcISA; -SparcLiveProcess * -SparcLiveProcess::create(const std::string &nm, System *system, int stdin_fd, - int stdout_fd, int stderr_fd, std::string executable, - std::vector<std::string> &argv, std::vector<std::string> &envp) -{ - SparcLiveProcess *process = NULL; - - ObjectFile *objFile = createObjectFile(executable); - if (objFile == NULL) { - fatal("Can't load object file %s", executable); - } - - - if (objFile->getArch() != ObjectFile::SPARC) - fatal("Object file with arch %x does not match architecture %x.", - objFile->getArch(), ObjectFile::SPARC); - switch (objFile->getOpSys()) { - case ObjectFile::Linux: - process = new SparcLinuxProcess(nm, objFile, system, - stdin_fd, stdout_fd, stderr_fd, - argv, envp); - break; - - - case ObjectFile::Solaris: - process = new SparcSolarisProcess(nm, objFile, system, - stdin_fd, stdout_fd, stderr_fd, - argv, envp); - break; - default: - fatal("Unknown/unsupported operating system."); - } - - if (process == NULL) - fatal("Unknown error creating process object."); - return process; -} SparcLiveProcess::SparcLiveProcess(const std::string &nm, ObjectFile *objFile, System *_system, int stdin_fd, int stdout_fd, int stderr_fd, @@ -110,27 +73,27 @@ SparcLiveProcess::startup() //From the SPARC ABI //The process runs in user mode - execContexts[0]->setMiscRegWithEffect(MISCREG_PSTATE, 0x02); + threadContexts[0]->setMiscRegWithEffect(MISCREG_PSTATE, 0x02); //Setup default FP state - execContexts[0]->setMiscReg(MISCREG_FSR, 0); + threadContexts[0]->setMiscReg(MISCREG_FSR, 0); - execContexts[0]->setMiscReg(MISCREG_TICK, 0); + threadContexts[0]->setMiscReg(MISCREG_TICK, 0); // /* * Register window management registers */ //No windows contain info from other programs - execContexts[0]->setMiscRegWithEffect(MISCREG_OTHERWIN, 0); + threadContexts[0]->setMiscRegWithEffect(MISCREG_OTHERWIN, 0); //There are no windows to pop - execContexts[0]->setMiscRegWithEffect(MISCREG_CANRESTORE, 0); + threadContexts[0]->setMiscRegWithEffect(MISCREG_CANRESTORE, 0); //All windows are available to save into - execContexts[0]->setMiscRegWithEffect(MISCREG_CANSAVE, NWindows - 2); + threadContexts[0]->setMiscRegWithEffect(MISCREG_CANSAVE, NWindows - 2); //All windows are "clean" - execContexts[0]->setMiscRegWithEffect(MISCREG_CLEANWIN, NWindows); + threadContexts[0]->setMiscRegWithEffect(MISCREG_CLEANWIN, NWindows); //Start with register window 0 - execContexts[0]->setMiscRegWithEffect(MISCREG_CWP, 0); + threadContexts[0]->setMiscRegWithEffect(MISCREG_CWP, 0); } m5_auxv_t buildAuxVect(int64_t type, int64_t val) @@ -308,72 +271,14 @@ SparcLiveProcess::argsInit(int intSize, int pageSize) initVirtMem->writeBlob(argc_base, (uint8_t*)&guestArgc, intSize); - execContexts[0]->setIntReg(ArgumentReg0, argc); - execContexts[0]->setIntReg(ArgumentReg1, argv_array_base); - execContexts[0]->setIntReg(StackPointerReg, stack_min - StackBias); + threadContexts[0]->setIntReg(ArgumentReg0, argc); + threadContexts[0]->setIntReg(ArgumentReg1, argv_array_base); + threadContexts[0]->setIntReg(StackPointerReg, stack_min - StackBias); Addr prog_entry = objFile->entryPoint(); - execContexts[0]->setPC(prog_entry); - execContexts[0]->setNextPC(prog_entry + sizeof(MachInst)); - execContexts[0]->setNextNPC(prog_entry + (2 * sizeof(MachInst))); + threadContexts[0]->setPC(prog_entry); + threadContexts[0]->setNextPC(prog_entry + sizeof(MachInst)); + threadContexts[0]->setNextNPC(prog_entry + (2 * sizeof(MachInst))); // num_processes++; } - - -BEGIN_DECLARE_SIM_OBJECT_PARAMS(SparcLiveProcess) - - VectorParam<string> cmd; - Param<string> executable; - Param<string> input; - Param<string> output; - VectorParam<string> env; - SimObjectParam<System *> system; - -END_DECLARE_SIM_OBJECT_PARAMS(SparcLiveProcess) - - -BEGIN_INIT_SIM_OBJECT_PARAMS(SparcLiveProcess) - - INIT_PARAM(cmd, "command line (executable plus arguments)"), - INIT_PARAM(executable, "executable (overrides cmd[0] if set)"), - INIT_PARAM(input, "filename for stdin (dflt: use sim stdin)"), - INIT_PARAM(output, "filename for stdout/stderr (dflt: use sim stdout)"), - INIT_PARAM(env, "environment settings"), - INIT_PARAM(system, "system") - -END_INIT_SIM_OBJECT_PARAMS(SparcLiveProcess) - - -CREATE_SIM_OBJECT(SparcLiveProcess) -{ - string in = input; - string out = output; - - // initialize file descriptors to default: same as simulator - int stdin_fd, stdout_fd, stderr_fd; - - if (in == "stdin" || in == "cin") - stdin_fd = STDIN_FILENO; - else - stdin_fd = Process::openInputFile(input); - - if (out == "stdout" || out == "cout") - stdout_fd = STDOUT_FILENO; - else if (out == "stderr" || out == "cerr") - stdout_fd = STDERR_FILENO; - else - stdout_fd = Process::openOutputFile(out); - - stderr_fd = (stdout_fd != STDOUT_FILENO) ? stdout_fd : STDERR_FILENO; - - return SparcLiveProcess::create(getInstanceName(), system, - stdin_fd, stdout_fd, stderr_fd, - (string)executable == "" ? cmd[0] : executable, - cmd, env); -} - - -REGISTER_SIM_OBJECT("SparcLiveProcess", SparcLiveProcess) - - |