Add support for sparc/solaris syscall emulation. Not tested yet because I can't get a static sparc 64 binary

arch/sparc/SConscript:
arch/sparc/process.cc:
base/loader/elf_object.cc:
    Add support for sparc/solaris syscall emulation.

--HG--
extra : convert_revision : e22df8476e5c6ae14db1cab1d94d01c0578ea06c

1 files changed, 304 insertions, 0 deletions

diff --git a/kern/solaris/solaris.hh b/kern/solaris/solaris.hh
new file mode 100644
index 000000000..e2b61d613
--- /dev/null
+++ b/kern/solaris/solaris.hh
@@ -0,0 +1,304 @@
+/*
+ * Copyright (c) 2004-2005 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.
+ */
+
+#ifndef __SOLARIS_HH__
+#define __SOLARIS_HH__
+#include "config/full_system.hh"
+
+#if FULL_SYSTEM
+
+class Solaris {};
+
+#else //!FULL_SYSTEM
+
+#include <dirent.h>
+#include <errno.h>
+#include <fcntl.h>	// for host open() flags
+#include <string.h>	// for memset()
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+#include "arch/isa_traits.hh"
+#include "sim/syscall_emul.hh"
+
+class TranslatingPort;
+
+///
+/// This class encapsulates the types, structures, constants,
+/// functions, and syscall-number mappings specific to the Solaris
+/// syscall interface.
+///
+class Solaris {
+
+  public:
+
+    //@{
+    /// Basic Solaris types.
+    typedef uint64_t size_t;
+    typedef uint64_t off_t;
+    typedef int64_t time_t;
+    typedef int32_t uid_t;
+    typedef int32_t gid_t;
+    typedef uint64_t rlim_t;
+    typedef uint64_t ino_t;
+    typedef uint64_t dev_t;
+    typedef uint32_t mode_t;
+    typedef uint32_t nlink_t;
+    //@}
+
+#if BSD_HOST
+    typedef struct stat hst_stat;
+    typedef struct stat hst_stat64;
+#else
+    typedef struct stat hst_stat ;
+    typedef struct stat64 hst_stat64;
+#endif
+    struct tgt_timespec {
+        int64_t tv_sec;
+        int64_t tv_nsec;
+    };
+
+    /// Stat buffer.  Note that we can't call it 'stat' since that
+    /// gets #defined to something else on some systems.
+    struct tgt_stat {
+        uint64_t	st_dev;		//!< device
+        uint64_t	st_ino;		//!< inode
+        uint32_t	st_mode;	//!< mode
+        uint32_t	st_nlink;	//!< link count
+        int32_t	        st_uid;		//!< owner's user ID
+        int32_t	        st_gid;		//!< owner's group ID
+        uint64_t	st_rdev;	//!< device number
+        int64_t		st_size;	//!< file size in bytes
+        struct tgt_timespec	st_atimeX;	//!< time of last access
+        struct tgt_timespec	st_mtimeX;	//!< time of last modification
+        struct tgt_timespec	st_ctimeX;	//!< time of last status change
+        int32_t	        st_blksize;	//!< optimal I/O block size
+        int64_t		st_blocks;	//!< number of blocks allocated
+        char            st_fstype[16];
+    };
+
+    // same for stat64
+    struct tgt_stat64 {
+        uint64_t	st_dev;		//!< device
+        uint64_t	st_ino;		//!< inode
+        uint32_t	st_mode;	//!< mode
+        uint32_t	st_nlink;	//!< link count
+        int32_t	        st_uid;		//!< owner's user ID
+        int32_t	        st_gid;		//!< owner's group ID
+        uint64_t	st_rdev;	//!< device number
+        int64_t		st_size;	//!< file size in bytes
+        struct tgt_timespec	st_atimeX;	//!< time of last access
+        struct tgt_timespec	st_mtimeX;	//!< time of last modification
+        struct tgt_timespec	st_ctimeX;	//!< time of last status change
+        int32_t	        st_blksize;	//!< optimal I/O block size
+        int64_t		st_blocks;	//!< number of blocks allocated
+        char            st_fstype[16];
+    };
+
+    /// Length of strings in struct utsname (plus 1 for null char).
+    static const int _SYS_NMLN = 257;
+
+    /// Interface struct for uname().
+    struct utsname {
+        char sysname[_SYS_NMLN];	//!< System name.
+        char nodename[_SYS_NMLN];	//!< Node name.
+        char release[_SYS_NMLN];	//!< OS release.
+        char version[_SYS_NMLN];	//!< OS version.
+        char machine[_SYS_NMLN];	//!< Machine type.
+    };
+
+    /// Limit struct for getrlimit/setrlimit.
+    struct rlimit {
+        uint64_t  rlim_cur;	//!< soft limit
+        uint64_t  rlim_max;	//!< hard limit
+    };
+
+    /// For gettimeofday().
+    struct timeval {
+        int64_t tv_sec;		//!< seconds
+        int64_t tv_usec;	//!< microseconds
+    };
+
+    // For writev/readv
+    struct tgt_iovec {
+        uint64_t iov_base; // void *
+        uint64_t iov_len;
+    };
+
+
+    /// For getrusage().
+    struct rusage {
+        struct timeval ru_utime;	//!< user time used
+        struct timeval ru_stime;	//!< system time used
+        int64_t ru_maxrss;		//!< max rss
+        int64_t ru_ixrss;		//!< integral shared memory size
+        int64_t ru_idrss;		//!< integral unshared data "
+        int64_t ru_isrss;		//!< integral unshared stack "
+        int64_t ru_minflt;		//!< page reclaims - total vmfaults
+        int64_t ru_majflt;		//!< page faults
+        int64_t ru_nswap;		//!< swaps
+        int64_t ru_inblock;		//!< block input operations
+        int64_t ru_oublock;		//!< block output operations
+        int64_t ru_msgsnd;		//!< messages sent
+        int64_t ru_msgrcv;		//!< messages received
+        int64_t ru_nsignals;		//!< signals received
+        int64_t ru_nvcsw;		//!< voluntary context switches
+        int64_t ru_nivcsw;		//!< involuntary "
+    };
+
+    /// Helper function to convert a host stat buffer to a target stat
+    /// buffer.  Also copies the target buffer out to the simulated
+    /// memory space.  Used by stat(), fstat(), and lstat().
+#if !BSD_HOST
+    static void
+    copyOutStatBuf(TranslatingPort *mem, Addr addr, hst_stat *host)
+    {
+        using namespace TheISA;
+
+        TypedBufferArg<Solaris::tgt_stat> tgt(addr);
+
+        tgt->st_dev = htog(host->st_dev);
+        tgt->st_ino = htog(host->st_ino);
+        tgt->st_mode = htog(host->st_mode);
+        tgt->st_nlink = htog(host->st_nlink);
+        tgt->st_uid = htog(host->st_uid);
+        tgt->st_gid = htog(host->st_gid);
+        tgt->st_rdev = htog(host->st_rdev);
+        tgt->st_size = htog(host->st_size);
+        tgt->st_atimeX.tv_sec = htog((uint64_t)host->st_atime);
+        tgt->st_mtimeX.tv_sec = htog((uint64_t)host->st_mtime);
+        tgt->st_ctimeX.tv_sec = htog((uint64_t)host->st_ctime);
+#if defined(STAT_HAVE_NSEC)
+        tgt->st_atimeX.tv_nsec = htog(host->st_atime_nsec);
+        tgt->st_mtimeX.tv_nsec = htog(host->st_mtime_nsec);
+        tgt->st_ctimeX.tv_nsec = htog(host->st_ctime_nsec);
+#else
+        tgt->st_atimeX.tv_nsec = 0;
+        tgt->st_mtimeX.tv_nsec = 0;
+        tgt->st_ctimeX.tv_nsec = 0;
+#endif
+        tgt->st_blksize = htog(host->st_blksize);
+        tgt->st_blocks = htog(host->st_blocks);
+        strncpy(tgt->st_fstype, "????", 16);
+
+        tgt.copyOut(mem);
+    }
+#else
+    // Third version for bsd systems which no longer have any support for
+    // the old stat() call and stat() is actually a stat64()
+    static void
+    copyOutStatBuf(TranslatingPort *mem, Addr addr, hst_stat64 *host)
+    {
+        using namespace TheISA;
+
+        TypedBufferArg<Solaris::tgt_stat> tgt(addr);
+
+        tgt->st_dev = htog(host->st_dev);
+        tgt->st_ino = htog(host->st_ino);
+        tgt->st_mode = htog(host->st_mode);
+        tgt->st_nlink = htog(host->st_nlink);
+        tgt->st_uid = htog(host->st_uid);
+        tgt->st_gid = htog(host->st_gid);
+        tgt->st_rdev = htog(host->st_rdev);
+        tgt->st_size = htog(host->st_size);
+        tgt->st_atimeX.tv_sec = htog((uint64_t)host->st_atime);
+        tgt->st_mtimeX.tv_sec = htog((uint64_t)host->st_mtime);
+        tgt->st_ctimeX.tv_sec = htog((uint64_t)host->st_ctime);
+#if defined(STAT_HAVE_NSEC)
+        tgt->st_atimeX.tv_nsec = htog(host->st_atime_nsec);
+        tgt->st_mtimeX.tv_nsec = htog(host->st_mtime_nsec);
+        tgt->st_ctimeX.tv_nsec = htog(host->st_ctime_nsec);
+#else
+        tgt->st_atimeX.tv_nsec = 0;
+        tgt->st_mtimeX.tv_nsec = 0;
+        tgt->st_ctimeX.tv_nsec = 0;
+#endif
+        tgt->st_blksize = htog(host->st_blksize);
+        tgt->st_blocks = htog(host->st_blocks);
+        strncpy(tgt->st_fstype, "????", 16);
+
+        tgt.copyOut(mem);
+    }
+#endif
+
+
+    // Same for stat64
+    static void
+    copyOutStat64Buf(TranslatingPort *mem, int fd, Addr addr, hst_stat64 *host)
+    {
+        using namespace TheISA;
+
+        TypedBufferArg<Solaris::tgt_stat64> tgt(addr);
+
+        // fd == 1 checks are because libc does some checks
+        // that the stdout is interactive vs. a file
+        // this makes it work on non-solaris systems
+        if (fd == 1)
+            tgt->st_dev = htog((uint64_t)0xA);
+        else
+            tgt->st_dev = htog((uint64_t)host->st_dev);
+        // XXX What about STAT64_HAS_BROKEN_ST_INO ???
+        tgt->st_ino = htog((uint64_t)host->st_ino);
+        if (fd == 1)
+            tgt->st_rdev = htog((uint64_t)0x880d);
+        else
+            tgt->st_rdev = htog((uint64_t)host->st_rdev);
+        tgt->st_size = htog((int64_t)host->st_size);
+        tgt->st_blocks = htog((uint64_t)host->st_blocks);
+
+        if (fd == 1)
+            tgt->st_mode = htog((uint32_t)0x2190);
+        else
+            tgt->st_mode = htog((uint32_t)host->st_mode);
+        tgt->st_uid = htog((uint32_t)host->st_uid);
+        tgt->st_gid = htog((uint32_t)host->st_gid);
+        tgt->st_blksize = htog((uint32_t)host->st_blksize);
+        tgt->st_nlink = htog((uint32_t)host->st_nlink);
+        tgt->st_atimeX.tv_sec = htog((uint64_t)host->st_atime);
+        tgt->st_mtimeX.tv_sec = htog((uint64_t)host->st_mtime);
+        tgt->st_ctimeX.tv_sec = htog((uint64_t)host->st_ctime);
+#if defined(STAT_HAVE_NSEC)
+        tgt->st_atimeX.tv_nsec = htog(host->st_atime_nsec);
+        tgt->st_mtimeX.tv_nsec = htog(host->st_mtime_nsec);
+        tgt->st_ctimeX.tv_nsec = htog(host->st_ctime_nsec);
+#else
+        tgt->st_atimeX.tv_nsec = 0;
+        tgt->st_mtimeX.tv_nsec = 0;
+        tgt->st_ctimeX.tv_nsec = 0;
+#endif
+
+        tgt.copyOut(mem);
+    }
+
+};  // class Solaris
+
+
+#endif // FULL_SYSTEM
+
+#endif // __SOLARIS_HH__