Sun Aug 1 22:58:18 1993 Stu Grossman (grossman at cygnus.com)

[deliverable/binutils-gdb.git] / gdb / remote-mips.c

diff --git a/gdb/remote-mips.c b/gdb/remote-mips.c
index 23cd5c42b4f8b241fd6c420c15b6df9f00e3c475..d4cfcda745a6ecab29deb85b76cf2626ba21c1ed 100644 (file)
--- a/gdb/remote-mips.c
+++ b/gdb/remote-mips.c
@@ -71,7 +71,7 @@ static void
 mips_detach PARAMS ((char *args, int from_tty));
 
 static void
-mips_resume PARAMS ((int step, int siggnal));
+mips_resume PARAMS ((int pid, int step, int siggnal));
 
 static int
 mips_wait PARAMS ((WAITTYPE *status));
@@ -957,8 +957,8 @@ mips_detach (args, from_tty)
    from the board.  */
 
 static void
-mips_resume (step, siggnal)
-     int step, siggnal;
+mips_resume (pid, step, siggnal)
+     int pid, step, siggnal;
 {
   if (siggnal)
     error ("Can't send signals to a remote system.  Try `handle %d ignore'.",
@@ -1061,10 +1061,14 @@ mips_fetch_registers (regno)
   if (err)
     error ("Can't read register %d: %s", regno, safe_strerror (errno));
 
-  /* We got the number the register holds, but gdb expects to see a
-     value in the target byte ordering.  */
-  SWAP_TARGET_AND_HOST (&val, sizeof (REGISTER_TYPE));
-  supply_register (regno, (char *) &val);
+  {
+    char buf[MAX_REGISTER_RAW_SIZE];
+
+    /* We got the number the register holds, but gdb expects to see a
+       value in the target byte ordering.  */
+    store_unsigned_integer (buf, REGISTER_RAW_SIZE (regno), val);
+    supply_register (regno, buf);
+  }
 }
 
 /* Prepare to store registers.  The MIPS protocol can store individual
@@ -1157,7 +1161,7 @@ mips_xfer_memory (memaddr, myaddr, len, write, ignore)
   /* Round ending address up; get number of longwords that makes.  */
   register int count = (((memaddr + len) - addr) + 3) / 4;
   /* Allocate buffer of that many longwords.  */
-  register unsigned int *buffer = (unsigned int *) alloca (count * 4);
+  register char *buffer = alloca (count * 4);
 
   if (write)
     {
@@ -1165,14 +1169,15 @@ mips_xfer_memory (memaddr, myaddr, len, write, ignore)
       if (addr != memaddr || len < 4)
        {
          /* Need part of initial word -- fetch it.  */
-         buffer[0] = mips_fetch_word (addr);
-         SWAP_TARGET_AND_HOST (buffer, 4);
+         store_unsigned_integer (&buffer[0], 4, mips_fetch_word (addr));
        }
 
-      if (count > 1)           /* FIXME, avoid if even boundary */
+      if (count > 1)
        {
-         buffer[count - 1] = mips_fetch_word (addr + (count - 1) * 4);
-         SWAP_TARGET_AND_HOST (buffer + (count - 1) * 4, 4);
+         /* Need part of last word -- fetch it.  FIXME: we do this even
+            if we don't need it.  */
+         store_unsigned_integer (&buffer[(count - 1) * 4], 4,
+                                 mips_fetch_word (addr + (count - 1) * 4));
        }
 
       /* Copy data to be written over corresponding part of buffer */
@@ -1183,8 +1188,8 @@ mips_xfer_memory (memaddr, myaddr, len, write, ignore)
 
       for (i = 0; i < count; i++, addr += 4)
        {
-         SWAP_TARGET_AND_HOST (buffer + i, 4);
-         mips_store_word (addr, buffer[i]);
+         mips_store_word (addr, extract_unsigned_integer (&buffer[i*4], 4));
+         /* FIXME: Do we want a QUIT here?  */
        }
     }
   else
@@ -1192,13 +1197,12 @@ mips_xfer_memory (memaddr, myaddr, len, write, ignore)
       /* Read all the longwords */
       for (i = 0; i < count; i++, addr += 4)
        {
-         buffer[i] = mips_fetch_word (addr);
-         SWAP_TARGET_AND_HOST (buffer + i, 4);
+         store_unsigned_integer (&buffer[i*4], 4, mips_fetch_word (addr));
          QUIT;
        }
 
       /* Copy appropriate bytes out of the buffer.  */
-      memcpy (myaddr, (char *) buffer + (memaddr & (sizeof (int) - 1)), len);
+      memcpy (myaddr, buffer + (memaddr & 3), len);
     }
   return len;
 }
@@ -1318,6 +1322,21 @@ _initialize_remote_mips ()
 {
   add_target (&mips_ops);
 
+  add_show_from_set (
+    add_set_cmd ("timeout", no_class, var_zinteger,
+                (char *) &mips_receive_wait,
+                "Set timeout in seconds for remote MIPS serial I/O.",
+                &setlist),
+       &showlist);
+
+  add_show_from_set (
+    add_set_cmd ("retransmit-timeout", no_class, var_zinteger,
+                (char *) &mips_retransmit_wait,
+        "Set retransmit timeout in seconds for remote MIPS serial I/O.\n\
+This is the number of seconds to wait for an acknowledgement to a packet\n\
+before resending the packet.", &setlist),
+       &showlist);
+
   add_show_from_set (
     add_set_cmd ("remotedebug", no_class, var_zinteger, (char *) &mips_debug,
                   "Set debugging of remote MIPS serial I/O.\n\