X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=gdb%2Fremote-rdi.c;h=a85fbb118b72a1da1597f94c096e56820f598aa9;hb=e8f3fcdde6305c944da30d31b01a2bbf6d988e61;hp=9b7848c741d46721a88f5a3955c9f51a7b9649a9;hpb=39f770628a4eaf018fec8d55684bf2ec16ada9cc;p=deliverable%2Fbinutils-gdb.git

diff --git a/gdb/remote-rdi.c b/gdb/remote-rdi.c
index 9b7848c741..a85fbb118b 100644
--- a/gdb/remote-rdi.c
+++ b/gdb/remote-rdi.c
@@ -1,5 +1,7 @@
 /* GDB interface to ARM RDI library.
-   Copyright 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
+
+   Copyright 1997, 1998, 1999, 2000, 2001, 2002 Free Software
+   Foundation, Inc.
 
    This file is part of GDB.
 
@@ -34,6 +36,7 @@
 #include "breakpoint.h"
 #include "completer.h"
 #include "regcache.h"
+#include "arm-tdep.h"
 
 #ifdef USG
 #include <sys/types.h>
@@ -77,7 +80,7 @@ static void arm_rdi_mourn (void);
 
 static void arm_rdi_send (char *buf);
 
-static int arm_rdi_wait (ptid_t ptid, struct target_waitstatus *status);
+static ptid_t arm_rdi_wait (ptid_t ptid, struct target_waitstatus *status);
 
 static void arm_rdi_kill (void);
 
@@ -150,20 +153,20 @@ voiddummy (void *dummy)
 }
 
 static void
-myprint (PTR arg, const char *format, va_list ap)
+myprint (void *arg, const char *format, va_list ap)
 {
   vfprintf_unfiltered (gdb_stdout, format, ap);
 }
 
 static void
-mywritec (PTR arg, int c)
+mywritec (void *arg, int c)
 {
   if (isascii (c))
     fputc_unfiltered (c, gdb_stdout);
 }
 
 static int
-mywrite (PTR arg, char const *buffer, int len)
+mywrite (void *arg, char const *buffer, int len)
 {
   int i;
   char *e;
@@ -182,7 +185,7 @@ mywrite (PTR arg, char const *buffer, int len)
 }
 
 static void
-mypause (PTR arg)
+mypause (void *arg)
 {
 }
 
@@ -190,13 +193,13 @@ mypause (PTR arg)
    being interrupted more carefully */
 
 static int
-myreadc (PTR arg)
+myreadc (void *arg)
 {
   return fgetc (stdin);
 }
 
 static char *
-mygets (PTR arg, char *buffer, int len)
+mygets (void *arg, char *buffer, int len)
 {
   return fgets (buffer, len, stdin);
 }
@@ -243,7 +246,7 @@ device is attached to the remote system (e.g. /dev/ttya).");
   if (rslt != adp_ok)
     error ("Could not open device \"%s\"", name);
 
-  gdb_config.bytesex = 2 | (TARGET_BYTE_ORDER == BIG_ENDIAN ? 1 : 0);
+  gdb_config.bytesex = 2 | (TARGET_BYTE_ORDER == BFD_ENDIAN_BIG ? 1 : 0);
   gdb_config.fpe = 1;
   gdb_config.rditype = 2;
   gdb_config.heartbeat_on = 1;
@@ -262,7 +265,7 @@ device is attached to the remote system (e.g. /dev/ttya).");
   rslt = angel_RDI_open (10, &gdb_config, &gdb_hostif, NULL);
   if (rslt == RDIError_BigEndian || rslt == RDIError_LittleEndian)
     ;				/* do nothing, this is the expected return */
-  else if (rslt)
+  else if (rslt != RDIError_NoError)
     {
       printf_filtered ("RDI_open: %s\n", rdi_error_message (rslt));
       Adp_CloseDevice ();
@@ -270,33 +273,33 @@ device is attached to the remote system (e.g. /dev/ttya).");
     }
 
   rslt = angel_RDI_info (RDIInfo_Target, &arg1, &arg2);
-  if (rslt)
+  if (rslt != RDIError_NoError)
     {
       printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt));
     }
   rslt = angel_RDI_info (RDIInfo_Points, &arg1, &arg2);
-  if (rslt)
+  if (rslt != RDIError_NoError)
     {
       printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt));
     }
   rslt = angel_RDI_info (RDIInfo_Step, &arg1, &arg2);
-  if (rslt)
+  if (rslt != RDIError_NoError)
     {
       printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt));
     }
   rslt = angel_RDI_info (RDIInfo_CoPro, &arg1, &arg2);
-  if (rslt)
+  if (rslt != RDIError_NoError)
     {
       printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt));
     }
   rslt = angel_RDI_info (RDIInfo_SemiHosting, &arg1, &arg2);
-  if (rslt)
+  if (rslt != RDIError_NoError)
     {
       printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt));
     }
 
   rslt = angel_RDI_info (RDIInfo_GetLoadSize, &arg1, &arg2);
-  if (rslt)
+  if (rslt != RDIError_NoError)
     {
       printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt));
     }
@@ -307,7 +310,7 @@ device is attached to the remote system (e.g. /dev/ttya).");
   target_fetch_registers (-1);
 
   rslt = angel_RDI_open (1, &gdb_config, NULL, NULL);
-  if (rslt)
+  if (rslt != RDIError_NoError)
     {
       printf_filtered ("RDI_open: %s\n", rdi_error_message (rslt));
     }
@@ -315,14 +318,14 @@ device is attached to the remote system (e.g. /dev/ttya).");
   arg1 = rom_at_zero ? 0x0 : 0x13b;
 
   rslt = angel_RDI_info (RDIVector_Catch, &arg1, &arg2);
-  if (rslt)
+  if (rslt != RDIError_NoError)
     {
       printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt));
     }
 
   arg1 = (unsigned long) "";
   rslt = angel_RDI_info (RDISet_Cmdline, &arg1, &arg2);
-  if (rslt)
+  if (rslt != RDIError_NoError)
     {
       printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt));
     }
@@ -394,7 +397,7 @@ arm_rdi_create_inferior (char *exec_file, char *args, char **env)
 			       top_of_memory);
 
 	      rslt = angel_RDI_info (RDIInfo_SetTopMem, &top_of_memory, &arg2);
-	      if (rslt)
+	      if (rslt != RDIError_NoError)
 		{
 		  printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt));
 		}
@@ -405,7 +408,7 @@ arm_rdi_create_inferior (char *exec_file, char *args, char **env)
 
   arg1 = (unsigned long) arg_buf;
   rslt = angel_RDI_info (RDISet_Cmdline, /* &arg1 */ (unsigned long *) arg_buf, &arg2);
-  if (rslt)
+  if (rslt != RDIError_NoError)
     {
       printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt));
     }
@@ -434,7 +437,7 @@ arm_rdi_close (int quitting)
   if (!closed_already)
     {
       rslt = angel_RDI_close ();
-      if (rslt)
+      if (rslt != RDIError_NoError)
 	{
 	  printf_filtered ("RDI_close: %s\n", rdi_error_message (rslt));
 	}
@@ -456,33 +459,27 @@ arm_rdi_resume (ptid_t ptid, int step, enum target_signal siggnal)
   if (0 /* turn on when hardware supports single-stepping */ )
     {
       rslt = angel_RDI_step (1, &point);
-      if (rslt)
-	{
-	  printf_filtered ("RDI_step: %s\n", rdi_error_message (rslt));
-	}
+      if (rslt != RDIError_NoError)
+	printf_filtered ("RDI_step: %s\n", rdi_error_message (rslt));
     }
   else
     {
       char handle[4];
-      CORE_ADDR pc;
+      CORE_ADDR pc = 0;
 
       if (step)
 	{
-	  pc = read_register (PC_REGNUM);
+	  pc = read_register (ARM_PC_REGNUM);
 	  pc = arm_get_next_pc (pc);
 	  arm_rdi_insert_breakpoint (pc, handle);
 	}
+
       execute_status = rslt = angel_RDI_execute (&point);
-      if (rslt == RDIError_BreakpointReached)
-	;
-      else if (rslt)
-	{
-	  printf_filtered ("RDI_execute: %s\n", rdi_error_message (rslt));
-	}
+      if (rslt != RDIError_NoError && rslt != RDIError_BreakpointReached)
+	printf_filtered ("RDI_execute: %s\n", rdi_error_message (rslt));
+
       if (step)
-	{
-	  arm_rdi_remove_breakpoint (pc, handle);
-	}
+	arm_rdi_remove_breakpoint (pc, handle);
     }
 }
 
@@ -538,7 +535,7 @@ arm_rdi_fetch_registers (int regno)
   if (regno == -1)
     {
       rslt = angel_RDI_CPUread (255, 0x27fff, rawregs);
-      if (rslt)
+      if (rslt != RDIError_NoError)
 	{
 	  printf_filtered ("RDI_CPUread: %s\n", rdi_error_message (rslt));
 	}
@@ -549,14 +546,14 @@ arm_rdi_fetch_registers (int regno)
 	  supply_register (regno, (char *) cookedreg);
 	}
       store_unsigned_integer (cookedreg, 4, rawregs[15]);
-      supply_register (PS_REGNUM, (char *) cookedreg);
-      arm_rdi_fetch_registers (PC_REGNUM);
+      supply_register (ARM_PS_REGNUM, (char *) cookedreg);
+      arm_rdi_fetch_registers (ARM_PC_REGNUM);
     }
   else
     {
-      if (regno == PC_REGNUM)
+      if (regno == ARM_PC_REGNUM)
 	rdi_regmask = RDIReg_PC;
-      else if (regno == PS_REGNUM)
+      else if (regno == ARM_PS_REGNUM)
 	rdi_regmask = RDIReg_CPSR;
       else if (regno < 0 || regno > 15)
 	{
@@ -568,7 +565,7 @@ arm_rdi_fetch_registers (int regno)
 	rdi_regmask = 1 << regno;
 
       rslt = angel_RDI_CPUread (255, rdi_regmask, &rawreg);
-      if (rslt)
+      if (rslt != RDIError_NoError)
 	{
 	  printf_filtered ("RDI_CPUread: %s\n", rdi_error_message (rslt));
 	}
@@ -601,13 +598,13 @@ arm_rdi_store_registers (int regno)
     }
   else
     {
-      read_register_gen (regno, (char *) rawreg);
+      deprecated_read_register_gen (regno, (char *) rawreg);
       /* RDI manipulates data in host byte order, so convert now. */
       store_unsigned_integer (rawerreg, 4, rawreg[0]);
 
-      if (regno == PC_REGNUM)
+      if (regno == ARM_PC_REGNUM)
 	rdi_regmask = RDIReg_PC;
-      else if (regno == PS_REGNUM)
+      else if (regno == ARM_PS_REGNUM)
 	rdi_regmask = RDIReg_CPSR;
       else if (regno < 0 || regno > 15)
 	return;
@@ -615,7 +612,7 @@ arm_rdi_store_registers (int regno)
 	rdi_regmask = 1 << regno;
 
       rslt = angel_RDI_CPUwrite (255, rdi_regmask, rawerreg);
-      if (rslt)
+      if (rslt != RDIError_NoError)
 	{
 	  printf_filtered ("RDI_CPUwrite: %s\n", rdi_error_message (rslt));
 	}
@@ -629,16 +626,16 @@ arm_rdi_store_registers (int regno)
 
 /* ARGSUSED */
 static int
-arm_rdi_xfer_memory (CORE_ADDR memaddr, char *myaddr, int len, int should_write,
-		     struct mem_attrib *attrib ATTRIBUTE_UNUSED,
-		     struct target_ops *target ATTRIBUTE_UNUSED)
+arm_rdi_xfer_memory (CORE_ADDR memaddr, char *myaddr, int len,
+		     int should_write, struct mem_attrib *attrib,
+		     struct target_ops *target)
 {
   int rslt, i;
 
   if (should_write)
     {
       rslt = angel_RDI_write (myaddr, memaddr, &len);
-      if (rslt)
+      if (rslt != RDIError_NoError)
 	{
 	  printf_filtered ("RDI_write: %s\n", rdi_error_message (rslt));
 	}
@@ -646,7 +643,7 @@ arm_rdi_xfer_memory (CORE_ADDR memaddr, char *myaddr, int len, int should_write,
   else
     {
       rslt = angel_RDI_read (memaddr, myaddr, &len);
-      if (rslt)
+      if (rslt != RDIError_NoError)
 	{
 	  printf_filtered ("RDI_read: %s\n", rdi_error_message (rslt));
 	  len = 0;
@@ -665,7 +662,7 @@ arm_rdi_files_info (struct target_ops *ignore)
   unsigned long arg1, arg2;
 
   rslt = angel_RDI_info (RDIInfo_Target, &arg1, &arg2);
-  if (rslt)
+  if (rslt != RDIError_NoError)
     {
       printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt));
     }
@@ -677,14 +674,14 @@ arm_rdi_files_info (struct target_ops *ignore)
     printf_filtered ("Target is real hardware.\n");
 
   rslt = angel_RDI_info (RDIInfo_Step, &arg1, &arg2);
-  if (rslt)
+  if (rslt != RDIError_NoError)
     {
       printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt));
     }
   printf_filtered ("Target can%s single-step.\n", (arg1 & 0x4 ? "" : "not"));
 
   rslt = angel_RDI_info (RDIInfo_Icebreaker, &arg1, &arg2);
-  if (rslt)
+  if (rslt != RDIError_NoError)
     {
       printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt));
     }
@@ -698,7 +695,7 @@ arm_rdi_kill (void)
   int rslt;
 
   rslt = angel_RDI_open (1, &gdb_config, NULL, NULL);
-  if (rslt)
+  if (rslt != RDIError_NoError)
     {
       printf_filtered ("RDI_open: %s\n", rdi_error_message (rslt));
     }
@@ -733,7 +730,7 @@ arm_rdi_insert_breakpoint (CORE_ADDR addr, char *contents_cache)
   if (arm_pc_is_thumb (addr) || arm_pc_is_thumb_dummy (addr))
     type |= RDIPoint_16Bit;
   rslt = angel_RDI_setbreak (addr, type, 0, &point);
-  if (rslt)
+  if (rslt != RDIError_NoError)
     {
       printf_filtered ("RDI_setbreak: %s\n", rdi_error_message (rslt));
     }
@@ -751,36 +748,27 @@ arm_rdi_remove_breakpoint (CORE_ADDR addr, char *contents_cache)
 {
   int rslt;
   PointHandle point;
-  struct local_bp_list_entry *entry, *preventry;
+  struct local_bp_list_entry **entryp, *dead;
 
-  for (entry = local_bp_list; entry != NULL; entry = entry->next)
-    {
-      if (entry->addr == addr)
-	{
-	  break;
-	}
-      preventry = entry;
-    }
-  if (entry)
+  for (entryp = &local_bp_list; *entryp != NULL; entryp = &(*entryp)->next)
+    if ((*entryp)->addr == addr)
+      break;
+
+  if (*entryp)
     {
-      rslt = angel_RDI_clearbreak (entry->point);
-      if (rslt)
-	{
-	  printf_filtered ("RDI_clearbreak: %s\n", rdi_error_message (rslt));
-	}
+      dead = *entryp;
+      rslt = angel_RDI_clearbreak (dead->point);
+      if (rslt != RDIError_NoError)
+	printf_filtered ("RDI_clearbreak: %s\n", rdi_error_message (rslt));
+
       /* Delete the breakpoint entry locally.  */
-      if (entry == local_bp_list)
-	{
-	  local_bp_list = entry->next;
-	}
-      else
-	{
-	  preventry->next = entry->next;
-	}
-      xfree (entry);
+      *entryp = dead->next;
+      xfree (dead);
     }
+
   return 0;
 }
+
 
 static char *
 rdi_error_message (int err)
@@ -1035,42 +1023,42 @@ _initialize_remote_rdi (void)
 
   c = add_cmd ("rdilogfile", class_maintenance,
 	       rdilogfile_command,
-	       "Set filename for ADP packet log.\n\
-This file is used to log Angel Debugger Protocol packets.\n\
-With a single argument, sets the logfile name to that value.\n\
-Without an argument, shows the current logfile name.\n\
-See also: rdilogenable\n",
-	   &maintenancelist);
-  c->completer = filename_completer;
+	       "Set filename for ADP packet log.\n"
+	       "This file is used to log Angel Debugger Protocol packets.\n"
+	       "With a single argument, sets the logfile name to that value.\n"
+	       "Without an argument, shows the current logfile name.\n"
+	       "See also: rdilogenable\n",
+	       &maintenancelist);
+  set_cmd_completer (c, filename_completer);
 
   add_cmd ("rdilogenable", class_maintenance,
 	   rdilogenable_command,
-	   "Set enable logging of ADP packets.\n\
-This will log ADP packets exchanged between gdb and the\n\
-rdi target device.\n\
-An argument of 1,t,true,y,yes will enable.\n\
-An argument of 0,f,false,n,no will disabled.\n\
-Withough an argument, it will display current state.\n",
+	   "Set enable logging of ADP packets.\n"
+	   "This will log ADP packets exchanged between gdb and the\n"
+	   "rdi target device.\n"
+	   "An argument of 1, t, true, y or yes will enable.\n"
+	   "An argument of 0, f, false, n or no will disabled.\n"
+	   "Withough an argument, it will display current state.\n",
 	   &maintenancelist);
 
-  add_show_from_set
-    (add_set_cmd ("rdiromatzero", no_class,
-		  var_boolean, (char *) &rom_at_zero,
-		  "Set target has ROM at addr 0.\n\
-A true value disables vector catching, false enables vector catching.\n\
-This is evaluated at the time the 'target rdi' command is executed\n",
-		  &setlist),
-     &showlist);
-
-  add_show_from_set
-    (add_set_cmd ("rdiheartbeat", no_class,
-		  var_boolean, (char *) &rdi_heartbeat,
-		  "Set enable for ADP heartbeat packets.\n\
-I don't know why you would want this. If you enable them,\n\
-it will confuse ARM and EPI JTAG interface boxes as well\n\
-as the Angel Monitor.\n",
-		  &setlist),
-     &showlist);
+  add_setshow_boolean_cmd
+    ("rdiromatzero", no_class, &rom_at_zero,
+     "Set target has ROM at addr 0.\n"
+     "A true value disables vector catching, false enables vector catching.\n"
+     "This is evaluated at the time the 'target rdi' command is executed\n",
+     "Show if target has ROM at addr 0.\n",
+     NULL, NULL,
+     &setlist, &showlist);
+
+  add_setshow_boolean_cmd
+    ("rdiheartbeat", no_class, &rdi_heartbeat,
+     "Set enable for ADP heartbeat packets.\n"
+     "I don't know why you would want this. If you enable them,\n"
+     "it will confuse ARM and EPI JTAG interface boxes as well\n"
+     "as the Angel Monitor.\n",
+     "Show enable for ADP heartbeat packets.\n",
+     NULL, NULL,
+     &setlist, &showlist);
 }
 
 /* A little dummy to make linking with the library succeed. */