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author | Stan Shebs <shebs@codesourcery.com> | 1999-04-16 01:34:07 +0000 |
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committer | Stan Shebs <shebs@codesourcery.com> | 1999-04-16 01:34:07 +0000 |
commit | 071ea11e85eb9d529cc5eb3d35f6247466a21b99 (patch) | |
tree | 5deda65b8d7b04d1f4cbc534c3206d328e1267ec /gdb/v850ice.c | |
parent | 1730ec6b1848f0f32154277f788fb29f88d8475b (diff) | |
download | gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.zip gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.tar.gz gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.tar.bz2 |
Initial creation of sourceware repository
Diffstat (limited to 'gdb/v850ice.c')
-rwxr-xr-x | gdb/v850ice.c | 976 |
1 files changed, 0 insertions, 976 deletions
diff --git a/gdb/v850ice.c b/gdb/v850ice.c deleted file mode 100755 index 36784c0..0000000 --- a/gdb/v850ice.c +++ /dev/null @@ -1,976 +0,0 @@ -/* ICE interface for the NEC V850 for GDB, the GNU debugger. - Copyright 1996, Free Software Foundation, Inc. - -This file is part of GDB. - -This program is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2 of the License, or -(at your option) any later version. - -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this program; if not, write to the Free Software -Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include "defs.h" -#include "gdb_string.h" -#include "frame.h" -#include "symtab.h" -#include "inferior.h" -#include "breakpoint.h" -#include "symfile.h" -#include "target.h" -#include "objfiles.h" -#include "gdbcore.h" -#include "value.h" -#include "command.h" - -#include <tcl.h> -#include <tk.h> -#include <windows.h> -#include <winuser.h> /* for WM_USER */ - -extern unsigned long int strtoul(const char *nptr, char **endptr, - int base); - -/* Local data definitions */ -struct MessageIO -{ - int size; /* length of input or output in bytes */ - char * buf; /* buffer having the input/output information */ -}; - -/* Prototypes for functions located in other files */ -extern void break_command PARAMS ((char *, int)); - -extern void stepi_command PARAMS ((char *, int)); - -extern void nexti_command PARAMS ((char *, int)); - -extern void continue_command PARAMS ((char *, int)); - -extern HINSTANCE Tk_GetHINSTANCE PARAMS ((void)); - -extern void (*ui_loop_hook) PARAMS ((int)); - -/* Prototypes for local functions */ -static int init_hidden_window PARAMS ((void)); - -static LRESULT CALLBACK v850ice_wndproc PARAMS ((HWND, UINT, WPARAM, LPARAM)); - -static void v850ice_files_info PARAMS ((struct target_ops *ignore)); - -static int v850ice_xfer_memory PARAMS ((CORE_ADDR memaddr, char *myaddr, - int len, int should_write, - struct target_ops *target)); - -static void v850ice_prepare_to_store PARAMS ((void)); - -static void v850ice_fetch_registers PARAMS ((int regno)); - -static void v850ice_resume PARAMS ((int pid, int step, - enum target_signal siggnal)); - -static void v850ice_open PARAMS ((char *name, int from_tty)); - -static void v850ice_close PARAMS ((int quitting)); - -static void v850ice_stop PARAMS ((void)); - -static void v850ice_store_registers PARAMS ((int regno)); - -static void v850ice_mourn PARAMS ((void)); - -static int v850ice_wait PARAMS ((int pid, struct target_waitstatus *status)); - -static void v850ice_kill PARAMS ((void)); - -static void v850ice_detach PARAMS ((char *args, int from_tty)); - -static int v850ice_insert_breakpoint PARAMS ((CORE_ADDR, char *)); - -static int v850ice_remove_breakpoint PARAMS ((CORE_ADDR, char *)); - -static void v850ice_command PARAMS ((char *, int)); - -static int ice_disassemble PARAMS ((unsigned long, int, char *)); - -static int ice_lookup_addr PARAMS ((unsigned long *, char *, char *)); - -static int ice_lookup_symbol PARAMS ((unsigned long, char *)); - -static void ice_SimulateDisassemble PARAMS ((char *, int)); - -static void ice_SimulateAddrLookup PARAMS ((char *, int)); - -static void ice_Simulate_SymLookup PARAMS ((char *, int)); - -static void ice_fputs PARAMS ((const char *, GDB_FILE *)); - -static int ice_file PARAMS ((char *)); - -static int ice_cont PARAMS ((char *)); - -static int ice_stepi PARAMS ((char *)); - -static int ice_nexti PARAMS ((char *)); - -static void togdb_force_update PARAMS ((void)); - -static void view_source PARAMS ((CORE_ADDR)); - -static void do_gdb (char *, char *, int); - - -/* Globals */ -static HWND hidden_hwnd; /* HWND for messages */ - -long (__stdcall *ExeAppReq) PARAMS ((char *, long, char *, struct MessageIO *)); - -long (__stdcall *RegisterClient) PARAMS ((HWND)); - -long (__stdcall *UnregisterClient) PARAMS ((void)); - -extern Tcl_Interp *gdbtk_interp; - -/* Globals local to this file only */ -static int ice_open = 0; /* Is ICE open? */ - -static char * v850_CB_Result; /* special char array for saving 'callback' results */ - -static int SimulateCallback; /* simulate a callback event */ - -#define MAX_BLOCK_SIZE 64*1024 /* Cannot transfer memory in blocks bigger - than this */ -/* MDI/ICE Message IDs */ -#define GSINGLESTEP 0x200 /* single-step target */ -#define GRESUME 0x201 /* resume target */ -#define GREADREG 0x202 /* read a register */ -#define GWRITEREG 0x203 /* write a register */ -#define GWRITEBLOCK 0x204 /* write a block of memory */ -#define GREADBLOCK 0x205 /* read a block of memory */ -#define GSETBREAK 0x206 /* set a breakpoint */ -#define GREMOVEBREAK 0x207 /* remove a breakpoint */ -#define GHALT 0x208 /* ??? */ -#define GCHECKSTATUS 0x209 /* check status of ICE */ -#define GMDIREPLY 0x210 /* Reply for previous query - NOT USED */ -#define GDOWNLOAD 0x211 /* something for MDI */ -#define GCOMMAND 0x212 /* execute command in ice */ -#define GLOADFILENAME 0x213 /* retrieve load filename */ -#define GWRITEMEM 0x214 /* write word, half-word, or byte */ - -/* GCHECKSTATUS return codes: */ -#define ICE_Idle 0x00 -#define ICE_Breakpoint 0x01 /* hit a breakpoint */ -#define ICE_Stepped 0x02 /* have stepped */ -#define ICE_Exception 0x03 /* have exception */ -#define ICE_Halted 0x04 /* hit a user halt */ -#define ICE_Exited 0x05 /* called exit */ -#define ICE_Terminated 0x06 /* user terminated */ -#define ICE_Running 0x07 -#define ICE_Unknown 0x99 - -/* Windows messages */ -#define WM_STATE_CHANGE WM_USER+101 -#define WM_SYM_TO_ADDR WM_USER+102 -#define WM_ADDR_TO_SYM WM_USER+103 -#define WM_DISASSEMBLY WM_USER+104 -#define WM_SOURCE WM_USER+105 - -/* STATE_CHANGE codes */ -#define STATE_CHANGE_REGS 1 /* Register(s) changed */ -#define STATE_CHANGE_LOAD 2 /* HW reset */ -#define STATE_CHANGE_RESET 3 /* Load new file */ -#define STATE_CHANGE_CONT 4 /* Run target */ -#define STATE_CHANGE_STOP 5 /* Stop target */ -#define STATE_CHANGE_STEPI 6 /* Stepi target */ -#define STATE_CHANGE_NEXTI 7 /* Nexti target */ - -static struct target_ops v850ice_ops; /* Forward decl */ - -/* This function creates a hidden window */ -static int -init_hidden_window () -{ - WNDCLASS class; - - if (hidden_hwnd != NULL) - return TCL_OK; - - class.style = 0; - class.cbClsExtra = 0; - class.cbWndExtra = 0; - class.hInstance = Tk_GetHINSTANCE(); - class.hbrBackground = NULL; - class.lpszMenuName = NULL; - class.lpszClassName = "gdbtk_v850ice"; - class.lpfnWndProc = v850ice_wndproc; - class.hIcon = NULL; - class.hCursor = NULL; - - if (! RegisterClass (&class)) - return TCL_ERROR; - - hidden_hwnd = CreateWindow ("gdbtk_v850ice", "gdbtk_v850ice", WS_TILED, - 0, 0, 0, 0, NULL, NULL, class.hInstance, - NULL); - if (hidden_hwnd == NULL) - { - char buf[200]; - DWORD err; - - err = GetLastError (); - FormatMessage (FORMAT_MESSAGE_FROM_SYSTEM, NULL, err, - 0, buf, 200, NULL); - printf_unfiltered ("Could not create window: %s", buf); - return TCL_ERROR; - } - - return TCL_OK; -} - -/* - This function is installed as the message handler for the hidden window - which QBox will use to communicate with gdbtk. It recognize and acts - on the following messages: - - WM_SYM_TO_ADDR \ - WM_ADDR_TO_SYM | Not implemented at NEC's request - WM_DISASSEMBLY / - WM_STATE_CHANGE - tells us that a state change has occured in the ICE -*/ -static LRESULT CALLBACK -v850ice_wndproc (hwnd, message, wParam, lParam) - HWND hwnd; - UINT message; - WPARAM wParam; - LPARAM lParam; -{ - LRESULT result = FALSE; - - switch (message) - { - case WM_SYM_TO_ADDR: - MessageBox (0, "Symbol resolution\nNot implemented", "GDB", MB_OK); - break; - case WM_ADDR_TO_SYM: - MessageBox (0, "Address resolution\nNot implemented", "GDB", MB_OK); - break; - case WM_SOURCE: - view_source ((CORE_ADDR) lParam); - break; - case WM_STATE_CHANGE: - switch (wParam) - { - case STATE_CHANGE_LOAD: - { - struct MessageIO iob; - char buf[128]; - - iob.buf = buf; - iob.size = 128; - - /* Load in a new file... Need filename */ - ExeAppReq ("GDB", GLOADFILENAME, NULL, &iob); - if (!catch_errors (ice_file, iob.buf, "", RETURN_MASK_ALL)) - printf_unfiltered ("load errored\n"); - } - break; - case STATE_CHANGE_RESET: - registers_changed (); - flush_cached_frames (); - togdb_force_update (); - result = TRUE; - break; - case STATE_CHANGE_REGS: - registers_changed (); - togdb_force_update (); - result = TRUE; - break; - case STATE_CHANGE_CONT: - if (!catch_errors (ice_cont, NULL, "", RETURN_MASK_ALL)) - printf_unfiltered ("continue errored\n"); - result = TRUE; - break; - case STATE_CHANGE_STEPI: - if (!catch_errors (ice_stepi, (PTR)(int) lParam, "", - RETURN_MASK_ALL)) - printf_unfiltered ("stepi errored\n"); - result = TRUE; - break; - case STATE_CHANGE_NEXTI: - if (!catch_errors (ice_nexti, (PTR)(int) lParam, "", - RETURN_MASK_ALL)) - printf_unfiltered ("nexti errored\n"); - result = TRUE; - break; - } - } - - if (result == FALSE) - return DefWindowProc (hwnd, message, wParam, lParam); - - return FALSE; -} - -/* Code for opening a connection to the ICE. */ - -static void -v850ice_open (name, from_tty) - char *name; - int from_tty; -{ - HINSTANCE handle; - - if (name) - error ("Too many arguments."); - - target_preopen (from_tty); - - unpush_target (&v850ice_ops); - - if (from_tty) - puts_filtered ("V850ice debugging\n"); - - push_target (&v850ice_ops); /* Switch to using v850ice target now */ - - target_terminal_init (); - - /* Initialize everything necessary to facilitate communication - between QBox, gdbtk, and the DLLs which control the ICE */ - if (ExeAppReq == NULL) - { - handle = LoadLibrary ("necmsg.dll"); - if (handle == NULL) - error ("Cannot load necmsg.dll"); - - ExeAppReq = (long (*) PARAMS ((char *, long, char *, struct MessageIO *))) - GetProcAddress (handle, "ExeAppReq"); - RegisterClient = (long (*) PARAMS ((HWND))) - GetProcAddress (handle, "RegisterClient"); - UnregisterClient = (long (*) PARAMS ((void))) - GetProcAddress (handle, "UnregisterClient"); - - if (ExeAppReq == NULL || RegisterClient == NULL || UnregisterClient == NULL) - error ("Could not find requisite functions in necmsg.dll."); - - if (init_hidden_window () != TCL_OK) - error ("could not initialize message handling"); - } - - /* Tell the DLL we are here */ - RegisterClient (hidden_hwnd); - - ice_open = 1; - - /* Without this, some commands which require an active target (such as kill) - won't work. This variable serves (at least) double duty as both the pid - of the target process (if it has such), and as a flag indicating that a - target is active. These functions should be split out into seperate - variables, especially since GDB will someday have a notion of debugging - several processes. */ - inferior_pid = 42000; - - start_remote (); - return; -} - -/* Clean up connection to a remote debugger. */ - -/* ARGSUSED */ -static void -v850ice_close (quitting) - int quitting; -{ - if (ice_open) - { - UnregisterClient (); - ice_open = 0; - inferior_pid = 0; - } -} - -/* Stop the process on the ice. */ -static void -v850ice_stop () -{ - /* This is silly, but it works... */ - v850ice_command ("stop", 0); -} - -static void -v850ice_detach (args, from_tty) - char *args; - int from_tty; -{ - if (args) - error ("Argument given to \"detach\" when remotely debugging."); - - pop_target (); - if (from_tty) - puts_filtered ("Ending v850ice debugging.\n"); -} - -/* Tell the remote machine to resume. */ - -static void -v850ice_resume (pid, step, siggnal) - int pid, step; - enum target_signal siggnal; -{ - long retval; - char buf[256]; - struct MessageIO iob; - - iob.size = 0; - iob.buf = buf; - - if (step) - retval = ExeAppReq ("GDB", GSINGLESTEP, "step", &iob); - else - retval = ExeAppReq ("GDB", GRESUME, "run", &iob); - - if (retval) - error ("ExeAppReq (step = %d) returned %d", step, retval); -} - -/* Wait until the remote machine stops, then return, - storing status in STATUS just as `wait' would. - Returns "pid" (though it's not clear what, if anything, that - means in the case of this target). */ - -static int -v850ice_wait (pid, status) - int pid; - struct target_waitstatus *status; -{ - long v850_status; - char buf[256]; - struct MessageIO iob; - int done = 0; - int count = 0; - - iob.size = 0; - iob.buf = buf; - - do - { - if (count++ % 100000) - { - ui_loop_hook (-2); - count = 0; - } - - v850_status = ExeAppReq ("GDB", GCHECKSTATUS, NULL, &iob); - - switch (v850_status) - { - case ICE_Idle: - case ICE_Breakpoint: - case ICE_Stepped: - case ICE_Halted: - status->kind = TARGET_WAITKIND_STOPPED; - status->value.sig = TARGET_SIGNAL_TRAP; - done = 1; - break; - case ICE_Exception: - status->kind = TARGET_WAITKIND_SIGNALLED; - status->value.sig = TARGET_SIGNAL_SEGV; - done = 1; - break; - case ICE_Exited: - status->kind = TARGET_WAITKIND_EXITED; - status->value.integer = 0; - done = 1; - break; - case ICE_Terminated: - status->kind = TARGET_WAITKIND_SIGNALLED; - status->value.sig = TARGET_SIGNAL_KILL; - done = 1; - break; - default: - break; - } - } - while (!done); - - return inferior_pid; -} - -static int -convert_register (regno, buf) - int regno; - char *buf; -{ - if (regno <= 31) - sprintf (buf, "r%d", regno); - else if (REGISTER_NAME (regno)[0] == 's' - && REGISTER_NAME (regno)[1] == 'r') - return 0; - else - sprintf (buf, "%s", REGISTER_NAME (regno)); - - return 1; -} - -/* Read the remote registers into the block REGS. */ -/* Note that the ICE returns register contents as ascii hex strings. We have - to convert that to an unsigned long, and then call store_unsigned_integer to - convert it to target byte-order if necessary. */ - -static void -v850ice_fetch_registers (regno) - int regno; -{ - long retval; - char cmd[100]; - char val[100]; - struct MessageIO iob; - unsigned long regval; - char *p; - - if (regno == -1) - { - for (regno = 0; regno < NUM_REGS; regno++) - v850ice_fetch_registers (regno); - return; - } - - strcpy (cmd, "reg "); - if (!convert_register (regno, &cmd[4])) - return; - - iob.size = sizeof val; - iob.buf = val; - retval = ExeAppReq ("GDB", GREADREG, cmd, &iob); - if (retval) - error ("1: ExeAppReq returned %d: cmd = %s", retval, cmd); - - regval = strtoul (val, NULL, 16); - if (regval == 0 && p == val) - error ("v850ice_fetch_registers (%d): bad value from ICE: %s.", - regno, val); - - store_unsigned_integer (val, REGISTER_RAW_SIZE (regno), regval); - supply_register (regno, val); -} - -/* Store register REGNO, or all registers if REGNO == -1, from the contents - of REGISTERS. */ - -static void -v850ice_store_registers (regno) - int regno; -{ - long retval; - char cmd[100]; - unsigned long regval; - char buf[256]; - struct MessageIO iob; - iob.size = 0; - iob.buf = buf; - - if (regno == -1) - { - for (regno = 0; regno < NUM_REGS; regno++) - v850ice_store_registers (regno); - return; - } - - regval = extract_unsigned_integer (®isters[REGISTER_BYTE (regno)], - REGISTER_RAW_SIZE (regno)); - strcpy (cmd, "reg "); - if (!convert_register (regno, &cmd[4])) - return; - sprintf (cmd + strlen (cmd), "=0x%x", regval); - - retval = ExeAppReq ("GDB", GWRITEREG, cmd, &iob); - if (retval) - error ("2: ExeAppReq returned %d: cmd = %s", retval, cmd); -} - -/* Prepare to store registers. Nothing to do here, since the ICE can write one - register at a time. */ - -static void -v850ice_prepare_to_store () -{ -} - -/* Read or write LEN bytes from inferior memory at MEMADDR, transferring - to or from debugger address MYADDR. Write to inferior if SHOULD_WRITE is - nonzero. Returns length of data written or read; 0 for error. - - We can only read/write MAX_BLOCK_SIZE bytes at a time, though, or the DLL - dies */ -/* ARGSUSED */ -static int -v850ice_xfer_memory (memaddr, myaddr, len, should_write, target) - CORE_ADDR memaddr; - char *myaddr; - int len; - int should_write; - struct target_ops *target; /* ignored */ -{ - long retval; - char cmd[100]; - struct MessageIO iob; - int sent; - - if (should_write) - { - if (len == 4 || len == 2 || len == 1) - { - long value = 0; - char buf[256]; - char c; - - iob.size = 0; - iob.buf = buf; - - sent = 0; - switch (len) - { - case 4: - c = 'w'; - value |= (long) (myaddr[3] << 24) & 0xff000000; - value |= (long) (myaddr[2] << 16) & 0x00ff0000; - value |= (long) (myaddr[1] << 8) & 0x0000ff00; - value |= (long) myaddr[0] & 0x000000ff; - case 2: - c = 'h'; - value |= (long) myaddr[1] << 8 & 0xff00; - value |= (long) myaddr[0] & 0x00ff; - break; - case 1: - c = 'b'; - value |= (long) myaddr[0] & 0xff; - break; - } - - sprintf (cmd, "memory %c c 0x%x=0x%x", c, (int) memaddr, value); - retval = ExeAppReq ("GDB", GWRITEMEM, cmd, &iob); - if (retval == 0) - sent = len; - } - else - { - sent = 0; - do - { - iob.size = len > MAX_BLOCK_SIZE ? MAX_BLOCK_SIZE : len; - iob.buf = myaddr; - sprintf (cmd, "memory b c 0x%x=0x00 l=%d", (int)memaddr, iob.size); - retval = ExeAppReq ("GDB", GWRITEBLOCK, cmd, &iob); - if (retval != 0) - break; - len -= iob.size; - memaddr += iob.size; - myaddr += iob.size; - sent += iob.size; - } - while (len > 0); - } - } - else - { - unsigned char *tmp; - unsigned char *t; - int i; - - tmp = alloca (len + 100); - t = tmp; - memset (tmp + len, 0xff, 100); - - sent = 0; - do - { - iob.size = len > MAX_BLOCK_SIZE ? MAX_BLOCK_SIZE : len; - iob.buf = tmp; - sprintf (cmd, "memory b 0x%x l=%d", (int)memaddr, iob.size); - retval = ExeAppReq ("GDB", GREADBLOCK, cmd, &iob); - if (retval != 0) - break; - len -= iob.size; - memaddr += iob.size; - sent += iob.size; - tmp += iob.size; - } - while (len > 0); - - if (retval == 0) - { - for (i = 0; i < 100; i++) - { - if (t[sent + i] != 0xff) - { - warning ("GREADBLOCK trashed bytes after transfer area."); - break; - } - } - memcpy (myaddr, t, sent); - } - } - - if (retval != 0) - error ("3: ExeAppReq returned %d: cmd = %s", retval, cmd); - - return sent; -} - -static void -v850ice_files_info (ignore) - struct target_ops *ignore; -{ - puts_filtered ("Debugging a target via the NEC V850 ICE.\n"); -} - -static int -v850ice_insert_breakpoint (addr, contents_cache) - CORE_ADDR addr; - char *contents_cache; -{ - long retval; - char cmd[100]; - char buf[256]; - struct MessageIO iob; - - iob.size = 0; - iob.buf = buf; - sprintf (cmd, "%d, ", addr); - - retval = ExeAppReq ("GDB", GSETBREAK, cmd, &iob); - if (retval) - error ("ExeAppReq (GSETBREAK) returned %d: cmd = %s", retval, cmd); - - return 0; -} - -static int -v850ice_remove_breakpoint (addr, contents_cache) - CORE_ADDR addr; - char *contents_cache; -{ - long retval; - char cmd[100]; - char buf[256]; - struct MessageIO iob; - - iob.size = 0; - iob.buf = buf; - - sprintf (cmd, "%d, ", addr); - - retval = ExeAppReq ("GDB", GREMOVEBREAK, cmd, &iob); - if (retval) - error ("ExeAppReq (GREMOVEBREAK) returned %d: cmd = %s", retval, cmd); - - return 0; -} - -static void -v850ice_kill () -{ - target_mourn_inferior (); - inferior_pid = 0; -} - -static void -v850ice_mourn () -{ -} - -static void -v850ice_load (filename, from_tty) - char * filename; - int from_tty; -{ - struct MessageIO iob; - char buf[256]; - - iob.size = 0; - iob.buf = buf; - generic_load(filename, from_tty); - ExeAppReq ("GDB", GDOWNLOAD, filename, &iob); -} - -static int -ice_file (arg) - char *arg; -{ - char *s; - - target_detach (NULL, 0); - pop_target (); - - printf_unfiltered ("\n"); - - s = arg; - while (*s != '\0') - { - if (*s == '\\') - *s = '/'; - s++; - } - - /* Safegaurd against confusing the breakpoint routines... */ - delete_command(NULL, 0); - - /* Must supress from_tty, otherwise we could start asking if the - user really wants to load a new symbol table, etc... */ - printf_unfiltered ("Reading symbols from %s...", arg); - exec_file_command (arg, 0); - symbol_file_command (arg, 0); - printf_unfiltered ("done\n"); - - /* exec_file_command will kill our target, so reinstall the ICE as - the target. */ - v850ice_open (NULL, 0); - - togdb_force_update (); - return 1; -} - -static int -ice_cont (c) - char *c; -{ - printf_filtered ("continue (ice)"); - ReplyMessage ((LRESULT) 1); - Tcl_Eval (gdbtk_interp, "gdb_immediate continue"); - return 1; -} - -static void -do_gdb (cmd, str, count) - char *cmd; - char *str; - int count; -{ - - ReplyMessage ((LRESULT) 1); - - while (count--) - { - printf_unfiltered (str); - Tcl_Eval (gdbtk_interp, cmd); - } -} - - -static int -ice_stepi (c) - char *c; -{ - int count = (int) c; - - do_gdb ("gdb_immediate stepi", "stepi (ice)\n", count); - return 1; -} - -static int -ice_nexti (c) - char *c; -{ - int count = (int) c; - - do_gdb ("gdb_immediate nexti", "nexti (ice)\n", count); - return 1; -} - -static void -v850ice_command (arg, from_tty) - char *arg; - int from_tty; -{ - struct MessageIO iob; - char buf[256]; - - iob.buf = buf; - iob.size = 0; - ExeAppReq ("GDB", GCOMMAND, arg, &iob); -} - -static void -togdb_force_update (void) -{ - Tcl_Eval (gdbtk_interp, "gdbtk_update"); -} - -static void -view_source (addr) - CORE_ADDR addr; -{ - char c[256]; - - sprintf (c, "set src [lindex [manage find src] 0]\n$src location BROWSE [gdb_loc *0x%x]", addr); - Tcl_Eval (gdbtk_interp, c); -} - -/* Define the target subroutine names */ - -static void -init_850ice_ops(void) -{ - v850ice_ops.to_shortname = "ice"; - v850ice_ops.to_longname = "NEC V850 ICE interface"; - v850ice_ops.to_doc = "Debug a system controlled by a NEC 850 ICE."; - v850ice_ops.to_open = v850ice_open; - v850ice_ops.to_close = v850ice_close; - v850ice_ops.to_attach = NULL; - v850ice_ops.to_post_attach = NULL; - v850ice_ops.to_require_attach = NULL; - v850ice_ops.to_detach = v850ice_detach; - v850ice_ops.to_require_detach = NULL; - v850ice_ops.to_resume = v850ice_resume; - v850ice_ops.to_wait = v850ice_wait; - v850ice_ops.to_post_wait = NULL; - v850ice_ops.to_fetch_registers = v850ice_fetch_registers; - v850ice_ops.to_store_registers = v850ice_store_registers; - v850ice_ops.to_prepare_to_store = v850ice_prepare_to_store; - v850ice_ops.to_xfer_memory = v850ice_xfer_memory; - v850ice_ops.to_files_info = v850ice_files_info; - v850ice_ops.to_insert_breakpoint = v850ice_insert_breakpoint; - v850ice_ops.to_remove_breakpoint = v850ice_remove_breakpoint; - v850ice_ops.to_terminal_init = NULL; - v850ice_ops.to_terminal_inferior = NULL; - v850ice_ops.to_terminal_ours_for_output = NULL; - v850ice_ops.to_terminal_ours = NULL; - v850ice_ops.to_terminal_info = NULL; - v850ice_ops.to_kill = v850ice_kill; - v850ice_ops.to_load = v850ice_load; - v850ice_ops.to_lookup_symbol = NULL; - v850ice_ops.to_create_inferior = NULL; - v850ice_ops.to_mourn_inferior = v850ice_mourn; - v850ice_ops.to_can_run = 0; - v850ice_ops.to_notice_signals = 0; - v850ice_ops.to_thread_alive = NULL; - v850ice_ops.to_stop = v850ice_stop; - v850ice_ops.to_pid_to_exec_file = NULL; - v850ice_ops.to_core_file_to_sym_file = NULL; - v850ice_ops.to_stratum = process_stratum; - v850ice_ops.DONT_USE = NULL; - v850ice_ops.to_has_all_memory = 1; - v850ice_ops.to_has_memory = 1; - v850ice_ops.to_has_stack = 1; - v850ice_ops.to_has_registers = 1; - v850ice_ops.to_has_execution = 1; - v850ice_ops.to_sections = NULL; - v850ice_ops.to_sections_end = NULL; - v850ice_ops.to_magic = OPS_MAGIC ; -} - -void -_initialize_v850ice () -{ - init_850ice_ops (); - add_target (&v850ice_ops); - - add_com ("ice", class_obscure, v850ice_command, - "Send command to ICE"); -} |