Remove Cell Broadband Engine debugging support

[deliverable/binutils-gdb.git] / gdb / linux-nat.c

diff --git a/gdb/linux-nat.c b/gdb/linux-nat.c
index 945c19f6668d78c1838d7fae277d2f83cd19f506..cd5cf1830d3fdc1ed4f48b7571f30538cb35dc4e 100644 (file)
--- a/gdb/linux-nat.c
+++ b/gdb/linux-nat.c
@@ -68,10 +68,6 @@
 #include "gdbsupport/fileio.h"
 #include "gdbsupport/scope-exit.h"
 
-#ifndef SPUFS_MAGIC
-#define SPUFS_MAGIC 0x23c9b64e
-#endif
-
 /* This comment documents high-level logic of this file.
 
 Waiting for events in sync mode
@@ -3841,12 +3837,6 @@ linux_nat_xfer_osdata (enum target_object object,
                       const gdb_byte *writebuf, ULONGEST offset, ULONGEST len,
                       ULONGEST *xfered_len);
 
-static enum target_xfer_status
-linux_proc_xfer_spu (enum target_object object,
-                    const char *annex, gdb_byte *readbuf,
-                    const gdb_byte *writebuf,
-                    ULONGEST offset, ULONGEST len, ULONGEST *xfered_len);
-
 static enum target_xfer_status
 linux_proc_xfer_partial (enum target_object object,
                         const char *annex, gdb_byte *readbuf,
@@ -3879,10 +3869,6 @@ linux_nat_target::xfer_partial (enum target_object object,
     return linux_nat_xfer_osdata (object, annex, readbuf, writebuf,
                                  offset, len, xfered_len);
 
-  if (object == TARGET_OBJECT_SPU)
-    return linux_proc_xfer_spu (object, annex, readbuf, writebuf,
-                               offset, len, xfered_len);
-
   /* GDB calculates all addresses in the largest possible address
      width.
      The address width must be masked before its final use - either by
@@ -4020,121 +4006,6 @@ linux_proc_xfer_partial (enum target_object object,
 }
 
 
-/* Enumerate spufs IDs for process PID.  */
-static LONGEST
-spu_enumerate_spu_ids (int pid, gdb_byte *buf, ULONGEST offset, ULONGEST len)
-{
-  enum bfd_endian byte_order = gdbarch_byte_order (target_gdbarch ());
-  LONGEST pos = 0;
-  LONGEST written = 0;
-  char path[128];
-  DIR *dir;
-  struct dirent *entry;
-
-  xsnprintf (path, sizeof path, "/proc/%d/fd", pid);
-  dir = opendir (path);
-  if (!dir)
-    return -1;
-
-  rewinddir (dir);
-  while ((entry = readdir (dir)) != NULL)
-    {
-      struct stat st;
-      struct statfs stfs;
-      int fd;
-
-      fd = atoi (entry->d_name);
-      if (!fd)
-       continue;
-
-      xsnprintf (path, sizeof path, "/proc/%d/fd/%d", pid, fd);
-      if (stat (path, &st) != 0)
-       continue;
-      if (!S_ISDIR (st.st_mode))
-       continue;
-
-      if (statfs (path, &stfs) != 0)
-       continue;
-      if (stfs.f_type != SPUFS_MAGIC)
-       continue;
-
-      if (pos >= offset && pos + 4 <= offset + len)
-       {
-         store_unsigned_integer (buf + pos - offset, 4, byte_order, fd);
-         written += 4;
-       }
-      pos += 4;
-    }
-
-  closedir (dir);
-  return written;
-}
-
-/* Implement the to_xfer_partial interface for the TARGET_OBJECT_SPU
-   object type, using the /proc file system.  */
-
-static enum target_xfer_status
-linux_proc_xfer_spu (enum target_object object,
-                    const char *annex, gdb_byte *readbuf,
-                    const gdb_byte *writebuf,
-                    ULONGEST offset, ULONGEST len, ULONGEST *xfered_len)
-{
-  char buf[128];
-  int fd = 0;
-  int ret = -1;
-  int pid = inferior_ptid.lwp ();
-
-  if (!annex)
-    {
-      if (!readbuf)
-       return TARGET_XFER_E_IO;
-      else
-       {
-         LONGEST l = spu_enumerate_spu_ids (pid, readbuf, offset, len);
-
-         if (l < 0)
-           return TARGET_XFER_E_IO;
-         else if (l == 0)
-           return TARGET_XFER_EOF;
-         else
-           {
-             *xfered_len = (ULONGEST) l;
-             return TARGET_XFER_OK;
-           }
-       }
-    }
-
-  xsnprintf (buf, sizeof buf, "/proc/%d/fd/%s", pid, annex);
-  fd = gdb_open_cloexec (buf, writebuf? O_WRONLY : O_RDONLY, 0);
-  if (fd <= 0)
-    return TARGET_XFER_E_IO;
-
-  if (offset != 0
-      && lseek (fd, (off_t) offset, SEEK_SET) != (off_t) offset)
-    {
-      close (fd);
-      return TARGET_XFER_EOF;
-    }
-
-  if (writebuf)
-    ret = write (fd, writebuf, (size_t) len);
-  else if (readbuf)
-    ret = read (fd, readbuf, (size_t) len);
-
-  close (fd);
-
-  if (ret < 0)
-    return TARGET_XFER_E_IO;
-  else if (ret == 0)
-    return TARGET_XFER_EOF;
-  else
-    {
-      *xfered_len = (ULONGEST) ret;
-      return TARGET_XFER_OK;
-    }
-}
-
-
 /* Parse LINE as a signal set and add its set bits to SIGS.  */
 
 static void