SH3-E support from Allan Tajii <atajii@hmsi.com>:

[deliverable/binutils-gdb.git] / gdb / sh3-rom.c

diff --git a/gdb/sh3-rom.c b/gdb/sh3-rom.c
index b5d77e514d85a097ae9a75db346dda32ac06c754..701bf28412a021ecb4e91a8d5eba5469a5873c1d 100644 (file)
--- a/gdb/sh3-rom.c
+++ b/gdb/sh3-rom.c
@@ -146,24 +146,40 @@ sh3_load (desc, file, hashmark)
    than does GDB, and don't necessarily support all the registers
    either. So, typing "info reg sp" becomes a "r30".  */
 
+
 static char *sh3_regnames[NUM_REGS] = {
   "R0", "R1", "R2",  "R3", "R4",  "R5",   "R6",  "R7",
   "R8", "R9", "R10", "R11","R12", "R13",  "R14", "R15",
   "PC", "PR", "GBR", "VBR","MACH","MACL", "SR",
+  "SSR", "SPC",
+  "R0_BANK0", "R1_BANK0", "R2_BANK0", "R3_BANK0",
+  "R4_BANK0", "R5_BANK0", "R6_BANK0", "R7_BANK0",
+  "R0_BANK1", "R1_BANK1", "R2_BANK1", "R3_BANK1",
+  "R4_BANK1", "R5_BANK1", "R6_BANK1", "R7_BANK1",
   NULL, NULL,
   NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
-  NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+  NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL
+};
+
+static char *sh3e_regnames[NUM_REGS] = {
+  "R0", "R1", "R2",  "R3", "R4",  "R5",   "R6",  "R7",
+  "R8", "R9", "R10", "R11","R12", "R13",  "R14", "R15",
+  "PC", "PR", "GBR", "VBR","MACH","MACL", "SR",
+  "SSR","SPC",
   "R0_BANK0", "R1_BANK0", "R2_BANK0", "R3_BANK0",
   "R4_BANK0", "R5_BANK0", "R6_BANK0", "R7_BANK0",
   "R0_BANK1", "R1_BANK1", "R2_BANK1", "R3_BANK1",
-  "R4_BANK1", "R5_BANK1", "R6_BANK1", "R7_BANK1"
+  "R4_BANK1", "R5_BANK1", "R6_BANK1", "R7_BANK1",
+  "FPUL", "FPSCR",
+  "FR0", "FR1", "FR2", "FR3", "FR4", "FR5", "FR6", "FR7",
+  "FR8", "FR9", "FR10", "FR11", "FR12", "FR13", "FR14", "FR15"
 };
 
 /* Define the monitor command strings. Since these are passed directly
    through to a printf style function, we may include formatting
    strings. We also need a CR or LF on the end.  */
 
-static struct target_ops sh3_ops;
+static struct target_ops sh3_ops, sh3e_ops;
 
 static char *sh3_inits[] = {"\003", NULL}; /* Exits sub-command mode & download cmds */
 
@@ -225,6 +241,11 @@ static struct monitor_ops sh3_cmds =
   MONITOR_OPS_MAGIC            /* magic */
 };
 
+/* This monitor structure is identical except for a couple slots, so
+   we will fill it in from the base structure when needed.  */
+
+static struct monitor_ops sh3e_cmds;
+
 static void
 sh3_open (args, from_tty)
      char *args;
@@ -267,6 +288,54 @@ sh3_open (args, from_tty)
 }
 
 
+static void
+sh3e_open (args, from_tty)
+     char *args;
+     int from_tty;
+{
+  char *serial_port_name = args;
+  char *parallel_port_name = 0;
+
+  if (args) 
+    {
+      char *cursor = serial_port_name = strsave (args);
+
+      while (*cursor && *cursor != ' ')
+       cursor++;
+
+      if (*cursor)
+       *cursor++ = 0;
+
+      while (*cursor == ' ')
+       cursor++;
+
+      if (*cursor)
+       parallel_port_name = cursor;
+    }
+
+  /* Set up the SH-3E monitor commands structure.  */
+
+  memcpy (&sh3e_cmds, &sh3_cmds, sizeof (struct monitor_ops));
+
+  sh3e_cmds.target = &sh3e_ops;
+  sh3e_cmds.regnames = sh3e_regnames;
+
+  monitor_open (serial_port_name, &sh3e_cmds, from_tty);
+
+  if (parallel_port_name)
+    {
+      parallel = SERIAL_OPEN (parallel_port_name);
+
+      if (!parallel)
+       perror_with_name ("Unable to open parallel port.");
+
+      parallel_in_use = 1;
+    }
+
+  /* If we connected successfully, we know the processor is an SH3E.  */
+  sh_set_processor_type ("sh3e");
+}
+
 static void
 sh3_close (quitting)
      int quitting;
@@ -279,7 +348,7 @@ sh3_close (quitting)
 }
 
 void
-_initialize_sh3 ()
+_initialize_sh3_rom ()
 {
   init_monitor_ops (&sh3_ops);
 
@@ -302,4 +371,28 @@ Specify the serial device it is connected to (e.g. /dev/ttya).";
   sh3_ops.to_close = sh3_close;
 
   add_target (&sh3_ops);
+
+  /* Setup the SH3e, which has float registers.  */
+
+  init_monitor_ops (&sh3e_ops);
+
+  sh3e_ops.to_shortname = "sh3e";
+  sh3e_ops.to_longname = "Hitachi SH-3E rom monitor";
+
+  sh3e_ops.to_doc = 
+#ifdef _WINDOWS
+  /* On windows we can talk through the parallel port too. */
+    "Debug on a Hitachi eval board running the SH-3E rom monitor.\n"
+    "Specify the serial device it is connected to (e.g. com2).\n"
+    "If you want to use the parallel port to download to it, specify that\n"
+    "as the second argument. (e.g. lpt1)";
+#else
+    "Debug on a Hitachi eval board running the SH-3E rom monitor.\n\
+Specify the serial device it is connected to (e.g. /dev/ttya).";
+#endif
+
+  sh3e_ops.to_open = sh3e_open;
+  sh3e_ops.to_close = sh3_close;
+
+  add_target (&sh3e_ops);
 }