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-rw-r--r--src/arch/sparc/process.hh122
1 files changed, 105 insertions, 17 deletions
diff --git a/src/arch/sparc/process.hh b/src/arch/sparc/process.hh
index 1cf7ec224..2512441c6 100644
--- a/src/arch/sparc/process.hh
+++ b/src/arch/sparc/process.hh
@@ -39,27 +39,13 @@
class ObjectFile;
class System;
-typedef struct
-{
- int64_t a_type;
- union {
- int64_t a_val;
- Addr a_ptr;
- Addr a_fcn;
- };
-} m5_auxv_t;
-
class SparcLiveProcess : public LiveProcess
{
protected:
- static const Addr StackBias = 2047;
-
//The locations of the fill and spill handlers
Addr fillStart, spillStart;
- std::vector<m5_auxv_t> auxv;
-
SparcLiveProcess(const std::string &nm, ObjectFile *objFile,
System *_system, int stdin_fd, int stdout_fd, int stderr_fd,
std::vector<std::string> &argv,
@@ -69,11 +55,10 @@ class SparcLiveProcess : public LiveProcess
uint64_t _gid, uint64_t _egid,
uint64_t _pid, uint64_t _ppid);
- void startup();
-
public:
- void argsInit(int intSize, int pageSize);
+ //Handles traps which request services from the operating system
+ virtual void handleTrap(int trapNum, ThreadContext *tc);
Addr readFillStart()
{ return fillStart; }
@@ -83,4 +68,107 @@ class SparcLiveProcess : public LiveProcess
};
+struct M5_32_auxv_t
+{
+ int32_t a_type;
+ union {
+ int32_t a_val;
+ int32_t a_ptr;
+ int32_t a_fcn;
+ };
+
+ M5_32_auxv_t()
+ {}
+
+ M5_32_auxv_t(int32_t type, int32_t val);
+};
+
+class Sparc32LiveProcess : public SparcLiveProcess
+{
+ 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)
+ {
+ // 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;
+
+ // Set up region for mmaps.
+ mmap_start = mmap_end = 0x70000000;
+ }
+
+ void startup();
+
+ 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;
+ };
+
+ M5_64_auxv_t()
+ {}
+
+ M5_64_auxv_t(int64_t type, int64_t val);
+};
+
+class Sparc64LiveProcess : public SparcLiveProcess
+{
+ 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)
+ {
+ // 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;
+
+ // Set up region for mmaps. Tru64 seems to start just above 0 and
+ // grow up from there.
+ mmap_start = mmap_end = 0xfffff80000000000ULL;
+ }
+
+ void startup();
+
+ public:
+
+ void argsInit(int intSize, int pageSize);
+
+};
+
#endif // __SPARC_PROCESS_HH__