#ifndef __SPARC_PROCESS_HH__
#define __SPARC_PROCESS_HH__
+#include <memory>
#include <string>
#include <vector>
-#include "sim/process.hh"
-class ObjectFile;
-class System;
+#include "arch/sparc/isa_traits.hh"
+#include "base/loader/object_file.hh"
+#include "mem/page_table.hh"
+#include "sim/byteswap.hh"
+#include "sim/process.hh"
-class SparcLiveProcess : public LiveProcess
+class SparcProcess : public Process
{
protected:
- //The locations of the fill and spill handlers
- Addr fillStart, spillStart;
-
- SparcLiveProcess(const std::string &nm, ObjectFile *objFile,
- System *_system, int stdin_fd, int stdout_fd, int stderr_fd,
- std::vector<std::string> &argv,
- std::vector<std::string> &envp,
- const std::string &cwd,
- uint64_t _uid, uint64_t _euid,
- uint64_t _gid, uint64_t _egid,
- uint64_t _pid, uint64_t _ppid);
+ const Addr StackBias;
- public:
+ // The locations of the fill and spill handlers
+ Addr fillStart, spillStart;
- //Handles traps which request services from the operating system
- virtual void handleTrap(int trapNum, ThreadContext *tc);
+ SparcProcess(ProcessParams * params, ObjectFile *objFile,
+ Addr _StackBias);
- Addr readFillStart()
- { return fillStart; }
+ void initState();
- Addr readSpillStart()
- { return spillStart; }
+ template<class IntType>
+ void argsInit(int pageSize);
-};
+ public:
-struct M5_32_auxv_t
-{
- int32_t a_type;
- union {
- int32_t a_val;
- int32_t a_ptr;
- int32_t a_fcn;
- };
+ // Handles traps which request services from the operating system
+ virtual void handleTrap(int trapNum, ThreadContext *tc, Fault *fault);
- M5_32_auxv_t()
- {}
+ Addr readFillStart() { return fillStart; }
+ Addr readSpillStart() { return spillStart; }
- M5_32_auxv_t(int32_t type, int32_t val);
+ virtual void flushWindows(ThreadContext *tc) = 0;
+ void setSyscallReturn(ThreadContext *tc, SyscallReturn return_value);
};
-class Sparc32LiveProcess : public SparcLiveProcess
+class Sparc32Process : public SparcProcess
{
protected:
- std::vector<M5_32_auxv_t> auxv;
-
- Sparc32LiveProcess(const std::string &nm, ObjectFile *objFile,
- System *_system, int stdin_fd, int stdout_fd, int stderr_fd,
- std::vector<std::string> &argv,
- std::vector<std::string> &envp,
- const std::string &cwd,
- uint64_t _uid, uint64_t _euid,
- uint64_t _gid, uint64_t _egid,
- uint64_t _pid, uint64_t _ppid) :
- SparcLiveProcess(nm, objFile, _system,
- stdin_fd, stdout_fd, stderr_fd,
- argv, envp, cwd,
- _uid, _euid, _gid, _egid, _pid, _ppid)
+ Sparc32Process(ProcessParams * params, ObjectFile *objFile)
+ : SparcProcess(params, objFile, 0)
{
+ Addr brk_point = objFile->dataBase() + objFile->dataSize() +
+ objFile->bssSize();
+ brk_point = roundUp(brk_point, SparcISA::PageBytes);
+
+ // Reserve 8M for main stack.
+ Addr max_stack_size = 8 * 1024 * 1024;
+
// Set up stack. On SPARC Linux, stack goes from the top of memory
// downward, less the hole for the kernel address space.
- stack_base = (Addr)0xf0000000ULL;
+ Addr stack_base = 0xf0000000ULL;
+
+ // Set pointer for next thread stack.
+ Addr next_thread_stack_base = stack_base - max_stack_size;
// Set up region for mmaps.
- mmap_start = mmap_end = 0x70000000;
+ Addr mmap_end = 0x70000000;
+
+ memState = std::make_shared<MemState>(brk_point, stack_base,
+ max_stack_size,
+ next_thread_stack_base,
+ mmap_end);
}
- void startup();
+ void initState();
public:
void argsInit(int intSize, int pageSize);
-};
-
-struct M5_64_auxv_t
-{
- int64_t a_type;
- union {
- int64_t a_val;
- int64_t a_ptr;
- int64_t a_fcn;
- };
+ void flushWindows(ThreadContext *tc);
- M5_64_auxv_t()
- {}
+ RegVal getSyscallArg(ThreadContext *tc, int &i);
+ /// Explicitly import the otherwise hidden getSyscallArg
+ using Process::getSyscallArg;
- M5_64_auxv_t(int64_t type, int64_t val);
+ void setSyscallArg(ThreadContext *tc, int i, RegVal val);
};
-class Sparc64LiveProcess : public SparcLiveProcess
+class Sparc64Process : public SparcProcess
{
protected:
- static const Addr StackBias = 2047;
-
- std::vector<M5_64_auxv_t> auxv;
-
- Sparc64LiveProcess(const std::string &nm, ObjectFile *objFile,
- System *_system, int stdin_fd, int stdout_fd, int stderr_fd,
- std::vector<std::string> &argv,
- std::vector<std::string> &envp,
- const std::string &cwd,
- uint64_t _uid, uint64_t _euid,
- uint64_t _gid, uint64_t _egid,
- uint64_t _pid, uint64_t _ppid) :
- SparcLiveProcess(nm, objFile, _system,
- stdin_fd, stdout_fd, stderr_fd,
- argv, envp, cwd,
- _uid, _euid, _gid, _egid, _pid, _ppid)
+ Sparc64Process(ProcessParams * params, ObjectFile *objFile)
+ : SparcProcess(params, objFile, 2047)
{
+ Addr brk_point = objFile->dataBase() + objFile->dataSize() +
+ objFile->bssSize();
+ brk_point = roundUp(brk_point, SparcISA::PageBytes);
+
+ Addr max_stack_size = 8 * 1024 * 1024;
+
// Set up stack. On SPARC Linux, stack goes from the top of memory
// downward, less the hole for the kernel address space.
- stack_base = (Addr)0x80000000000ULL;
+ Addr stack_base = 0x80000000000ULL;
- // Set up region for mmaps. Tru64 seems to start just above 0 and
- // grow up from there.
- mmap_start = mmap_end = 0xfffff80000000000ULL;
+ // Set pointer for next thread stack. Reserve 8M for main stack.
+ Addr next_thread_stack_base = stack_base - max_stack_size;
+
+ // Set up region for mmaps.
+ Addr mmap_end = 0xfffff80000000000ULL;
+
+ memState = std::make_shared<MemState>(brk_point, stack_base,
+ max_stack_size,
+ next_thread_stack_base,
+ mmap_end);
}
- void startup();
+ void initState();
public:
void argsInit(int intSize, int pageSize);
+ void flushWindows(ThreadContext *tc);
+
+ RegVal getSyscallArg(ThreadContext *tc, int &i);
+ /// Explicitly import the otherwise hidden getSyscallArg
+ using Process::getSyscallArg;
+
+ void setSyscallArg(ThreadContext *tc, int i, RegVal val);
};
#endif // __SPARC_PROCESS_HH__