summaryrefslogtreecommitdiff
path: root/src/arch/sparc/linux
diff options
context:
space:
mode:
Diffstat (limited to 'src/arch/sparc/linux')
-rw-r--r--src/arch/sparc/linux/process.cc101
-rw-r--r--src/arch/sparc/linux/process.hh55
2 files changed, 119 insertions, 37 deletions
diff --git a/src/arch/sparc/linux/process.cc b/src/arch/sparc/linux/process.cc
index 565975fe0..9c7c0e643 100644
--- a/src/arch/sparc/linux/process.cc
+++ b/src/arch/sparc/linux/process.cc
@@ -54,7 +54,7 @@ unameFunc(SyscallDesc *desc, int callnum, LiveProcess *process,
strcpy(name->sysname, "Linux");
strcpy(name->nodename, "m5.eecs.umich.edu");
- strcpy(name->release, "2.4.20");
+ strcpy(name->release, "2.6.12");
strcpy(name->version, "#1 Mon Aug 18 11:32:15 EDT 2003");
strcpy(name->machine, "sparc");
@@ -141,7 +141,7 @@ SyscallDesc SparcLinuxProcess::syscallDescs[] = {
/* 41 */ SyscallDesc("dup", unimplementedFunc),
/* 42 */ SyscallDesc("pipe", pipePseudoFunc),
/* 43 */ SyscallDesc("times", unimplementedFunc),
- /* 44 */ SyscallDesc("getuid32", unimplementedFunc),
+ /* 44 */ SyscallDesc("getuid32", getuidFunc),
/* 45 */ SyscallDesc("umount2", unimplementedFunc),
/* 46 */ SyscallDesc("setgid", unimplementedFunc),
/* 47 */ SyscallDesc("getgid", getgidFunc),
@@ -150,7 +150,7 @@ SyscallDesc SparcLinuxProcess::syscallDescs[] = {
/* 50 */ SyscallDesc("getegid", getegidFunc),
/* 51 */ SyscallDesc("acct", unimplementedFunc),
/* 52 */ SyscallDesc("memory_ordering", unimplementedFunc),
- /* 53 */ SyscallDesc("getgid32", unimplementedFunc),
+ /* 53 */ SyscallDesc("getgid32", getgidFunc),
/* 54 */ SyscallDesc("ioctl", unimplementedFunc),
/* 55 */ SyscallDesc("reboot", unimplementedFunc),
/* 56 */ SyscallDesc("mmap2", unimplementedFunc),
@@ -160,14 +160,14 @@ SyscallDesc SparcLinuxProcess::syscallDescs[] = {
/* 60 */ SyscallDesc("umask", unimplementedFunc),
/* 61 */ SyscallDesc("chroot", unimplementedFunc),
/* 62 */ SyscallDesc("fstat", fstatFunc<SparcLinux>),
- /* 63 */ SyscallDesc("fstat64", unimplementedFunc),
+ /* 63 */ SyscallDesc("fstat64", fstatFunc<SparcLinux>),
/* 64 */ SyscallDesc("getpagesize", unimplementedFunc),
/* 65 */ SyscallDesc("msync", unimplementedFunc),
/* 66 */ SyscallDesc("vfork", unimplementedFunc),
/* 67 */ SyscallDesc("pread64", unimplementedFunc),
/* 68 */ SyscallDesc("pwrite64", unimplementedFunc),
- /* 69 */ SyscallDesc("geteuid32", unimplementedFunc),
- /* 70 */ SyscallDesc("getdgid32", unimplementedFunc),
+ /* 69 */ SyscallDesc("geteuid32", geteuidFunc),
+ /* 70 */ SyscallDesc("getegid32", getegidFunc),
/* 71 */ SyscallDesc("mmap", mmapFunc<SparcLinux>),
/* 72 */ SyscallDesc("setreuid32", unimplementedFunc),
/* 73 */ SyscallDesc("munmap", munmapFunc),
@@ -184,7 +184,7 @@ SyscallDesc SparcLinuxProcess::syscallDescs[] = {
/* 84 */ SyscallDesc("ftruncate64", unimplementedFunc),
/* 85 */ SyscallDesc("swapon", unimplementedFunc),
/* 86 */ SyscallDesc("getitimer", unimplementedFunc),
- /* 87 */ SyscallDesc("setuid32", unimplementedFunc),
+ /* 87 */ SyscallDesc("setuid32", setuidFunc),
/* 88 */ SyscallDesc("sethostname", unimplementedFunc),
/* 89 */ SyscallDesc("setgid32", unimplementedFunc),
/* 90 */ SyscallDesc("dup2", unimplementedFunc),
@@ -383,34 +383,79 @@ SyscallDesc SparcLinuxProcess::syscallDescs[] = {
/* 283 */ SyscallDesc("keyctl", unimplementedFunc)
};
-SparcLinuxProcess::SparcLinuxProcess(const std::string &name,
- 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(name, objFile, system,
- stdin_fd, stdout_fd, stderr_fd, argv, envp, cwd,
- _uid, _euid, _gid, _egid, _pid, _ppid),
- Num_Syscall_Descs(sizeof(syscallDescs) / sizeof(SyscallDesc))
+SyscallDesc*
+SparcLinuxProcess::getDesc(int callnum)
+{
+ if (callnum < 0 || callnum > Num_Syscall_Descs)
+ return NULL;
+ return &syscallDescs[callnum];
+}
+
+
+
+SparcLinuxProcess::SparcLinuxProcess() :
+ Num_Syscall_Descs(sizeof(syscallDescs) / sizeof(SyscallDesc))
{
// The sparc syscall table must be <= 284 entries because that is all there
// is space for.
assert(Num_Syscall_Descs <= 284);
}
+Sparc32LinuxProcess::Sparc32LinuxProcess(const std::string &name,
+ 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)
+ : Sparc32LiveProcess(name, objFile, system,
+ stdin_fd, stdout_fd, stderr_fd, argv, envp, cwd,
+ _uid, _euid, _gid, _egid, _pid, _ppid)
+{}
+void Sparc32LinuxProcess::handleTrap(int trapNum, ThreadContext *tc)
+{
+ switch(trapNum)
+ {
+ case 0x10: //Linux 32 bit syscall trap
+ tc->syscall(tc->readIntReg(1));
+ break;
+ default:
+ SparcLiveProcess::handleTrap(trapNum, tc);
+ }
+}
-SyscallDesc*
-SparcLinuxProcess::getDesc(int callnum)
+Sparc64LinuxProcess::Sparc64LinuxProcess(const std::string &name,
+ 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)
+ : Sparc64LiveProcess(name, objFile, system,
+ stdin_fd, stdout_fd, stderr_fd, argv, envp, cwd,
+ _uid, _euid, _gid, _egid, _pid, _ppid)
+{}
+
+void Sparc64LinuxProcess::handleTrap(int trapNum, ThreadContext *tc)
{
- if (callnum < 0 || callnum > Num_Syscall_Descs)
- return NULL;
- return &syscallDescs[callnum];
+ switch(trapNum)
+ {
+ case 0x10: //Linux 32 bit syscall trap
+ case 0x6d: //Linux 64 bit syscall trap
+ tc->syscall(tc->readIntReg(1));
+ break;
+ default:
+ SparcLiveProcess::handleTrap(trapNum, tc);
+ }
}
diff --git a/src/arch/sparc/linux/process.hh b/src/arch/sparc/linux/process.hh
index e212de973..e3373bb6b 100644
--- a/src/arch/sparc/linux/process.hh
+++ b/src/arch/sparc/linux/process.hh
@@ -38,12 +38,28 @@
namespace SparcISA {
+//This contains all of the common elements of a SPARC Linux process which
+//are not shared by other operating systems. The rest come from the common
+//SPARC process class.
+class SparcLinuxProcess
+{
+ public:
+ SparcLinuxProcess();
+
+ /// Array of syscall descriptors, indexed by call number.
+ static SyscallDesc syscallDescs[];
+
+ SyscallDesc* getDesc(int callnum);
+
+ const int Num_Syscall_Descs;
+};
+
/// A process with emulated SPARC/Linux syscalls.
-class SparcLinuxProcess : public SparcLiveProcess
+class Sparc32LinuxProcess : public SparcLinuxProcess, public Sparc32LiveProcess
{
public:
/// Constructor.
- SparcLinuxProcess(const std::string &name,
+ Sparc32LinuxProcess(const std::string &name,
ObjectFile *objFile,
System * system,
int stdin_fd, int stdout_fd, int stderr_fd,
@@ -54,19 +70,40 @@ class SparcLinuxProcess : public SparcLiveProcess
uint64_t _gid, uint64_t _egid,
uint64_t _pid, uint64_t _ppid);
- virtual SyscallDesc* getDesc(int callnum);
+ SyscallDesc* getDesc(int callnum)
+ {
+ return SparcLinuxProcess::getDesc(callnum);
+ }
- /// The target system's hostname.
- static const char *hostname;
+ void handleTrap(int trapNum, ThreadContext *tc);
+};
- /// Array of syscall descriptors, indexed by call number.
- static SyscallDesc syscallDescs[];
+/// A process with emulated 32 bit SPARC/Linux syscalls.
+class Sparc64LinuxProcess : public SparcLinuxProcess, public Sparc64LiveProcess
+{
+ public:
+ /// Constructor.
+ Sparc64LinuxProcess(const std::string &name,
+ 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 int Num_Syscall_Descs;
+ SyscallDesc* getDesc(int callnum)
+ {
+ return SparcLinuxProcess::getDesc(callnum);
+ }
+
+ void handleTrap(int trapNum, ThreadContext *tc);
};
SyscallReturn getresuidFunc(SyscallDesc *desc, int num,
LiveProcess *p, ThreadContext *tc);
} // namespace SparcISA
-#endif // __ALPHA_LINUX_PROCESS_HH__
+#endif // __SPARC_LINUX_PROCESS_HH__
generated by cgit v1.2.3 (git 2.25.1) at 2025-03-13 06:24:37 +0000