/* GDB interface to ARM RDI library.
- Copyright 1997, 1998, 2001 Free Software Foundation, Inc.
+
+ Copyright 1997, 1998, 1999, 2000, 2001, 2002, 2004 Free Software
+ Foundation, Inc.
This file is part of GDB.
#include "gdbcore.h"
#include "breakpoint.h"
#include "completer.h"
+#include "regcache.h"
+#include "arm-tdep.h"
#ifdef USG
#include <sys/types.h>
static void arm_rdi_fetch_registers (int regno);
-static void arm_rdi_resume (int pid, int step, enum target_signal siggnal);
-
-static int arm_rdi_start_remote (char *dummy);
+static void arm_rdi_resume (ptid_t pid, int step,
+ enum target_signal siggnal);
static void arm_rdi_open (char *name, int from_tty);
-static void arm_rdi_create_inferior (char *exec_file, char *args, char **env);
-
static void arm_rdi_close (int quitting);
static void arm_rdi_store_registers (int regno);
-static void arm_rdi_mourn (void);
-
-static void arm_rdi_send (char *buf);
-
-static int arm_rdi_wait (int pid, struct target_waitstatus *status);
+static ptid_t arm_rdi_wait (ptid_t ptid, struct target_waitstatus *status);
static void arm_rdi_kill (void);
static void arm_rdi_detach (char *args, int from_tty);
-static void arm_rdi_interrupt (int signo);
-
-static void arm_rdi_interrupt_twice (int signo);
-
-static void interrupt_query (void);
-
static int arm_rdi_insert_breakpoint (CORE_ADDR, char *);
static int arm_rdi_remove_breakpoint (CORE_ADDR, char *);
}
*local_bp_list;
\f
-
-/* Stub for catch_errors. */
-
-static int
-arm_rdi_start_remote (char *dummy)
-{
- return 1;
-}
-
/* Helper callbacks for the "host interface" structure. RDI functions call
these to forward output from the target system and so forth. */
-void
+static void
voiddummy (void *dummy)
{
fprintf_unfiltered (gdb_stdout, "void dummy\n");
}
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;
}
static void
-mypause (PTR arg)
+mypause (void *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);
}
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;
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 ();
}
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));
}
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));
}
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));
}
printf_filtered ("Connected to ARM RDI target.\n");
closed_already = 0;
- inferior_pid = 42;
+ inferior_ptid = pid_to_ptid (42);
}
-/* Start an inferior process and set inferior_pid to its pid.
+/* Start an inferior process and set inferior_ptid to its pid.
EXEC_FILE is the file to run.
ARGS is a string containing the arguments to the program.
ENV is the environment vector to pass. Errors reported with error().
user types "run" after having attached. */
static void
-arm_rdi_create_inferior (char *exec_file, char *args, char **env)
+arm_rdi_create_inferior (char *exec_file, char *args, char **env, int from_tty)
{
int len, rslt;
unsigned long arg1, arg2;
strcat (arg_buf, " ");
strcat (arg_buf, args);
- inferior_pid = 42;
+ inferior_ptid = pid_to_ptid (42);
insert_breakpoints (); /* Needed to get correct instruction in cache */
if (env != NULL)
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));
}
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));
}
if (!closed_already)
{
rslt = angel_RDI_close ();
- if (rslt)
+ if (rslt != RDIError_NoError)
{
printf_filtered ("RDI_close: %s\n", rdi_error_message (rslt));
}
closed_already = 1;
- inferior_pid = 0;
+ inferior_ptid = null_ptid;
Adp_CloseDevice ();
generic_mourn_inferior ();
}
/* Tell the remote machine to resume. */
static void
-arm_rdi_resume (int pid, int step, enum target_signal siggnal)
+arm_rdi_resume (ptid_t ptid, int step, enum target_signal siggnal)
{
int rslt;
PointHandle point;
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);
}
}
\f
-/* Send ^C to target to halt it. Target will respond, and send us a
- packet. */
-
-static void
-arm_rdi_interrupt (int signo)
-{
-}
-
-static void (*ofunc) ();
-
-/* The user typed ^C twice. */
-static void
-arm_rdi_interrupt_twice (int signo)
-{
-}
-
-/* Ask the user what to do when an interrupt is received. */
-
-static void
-interrupt_query (void)
-{
-}
-
/* 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
-arm_rdi_wait (int pid, struct target_waitstatus *status)
+static ptid_t
+arm_rdi_wait (ptid_t ptid, struct target_waitstatus *status)
{
status->kind = (execute_status == RDIError_NoError ?
TARGET_WAITKIND_EXITED : TARGET_WAITKIND_STOPPED);
/* convert stopped code from target into right signal */
status->value.sig = rdi_error_signal (execute_status);
- return inferior_pid;
+ return inferior_ptid;
}
/* Read the remote registers into the block REGS. */
-/* ARGSUSED */
static void
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));
}
for (regno = 0; regno < 15; regno++)
{
store_unsigned_integer (cookedreg, 4, rawregs[regno]);
- supply_register (regno, (char *) cookedreg);
+ regcache_raw_supply (current_regcache, regno, (char *) cookedreg);
}
store_unsigned_integer (cookedreg, 4, rawregs[15]);
- supply_register (PS_REGNUM, (char *) cookedreg);
- arm_rdi_fetch_registers (PC_REGNUM);
+ regcache_raw_supply (current_regcache, 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)
{
rawreg = 0;
- supply_register (regno, (char *) &rawreg);
+ regcache_raw_supply (current_regcache, regno, (char *) &rawreg);
return;
}
else
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));
}
store_unsigned_integer (cookedreg, 4, rawreg);
- supply_register (regno, (char *) cookedreg);
+ regcache_raw_supply (current_regcache, regno, (char *) cookedreg);
}
}
}
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;
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));
}
if SHOULD_WRITE is nonzero. Returns length of data written or
read; 0 for error. TARGET is unused. */
-/* 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));
}
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;
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));
}
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));
}
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));
}
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));
}
{
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;
}
+
\f
static char *
rdi_error_message (int err)
" try y or n\n", args);
}
+extern initialize_file_ftype _initialize_remote_rdi; /* -Wmissing-prototypes */
+
void
_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\
+ add_setshow_boolean_cmd ("rdiromatzero", no_class, &rom_at_zero, "\
+Set target has ROM at addr 0.", "\
+Show if target has ROM at addr 0.", "\
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\
+This is evaluated at the time the 'target rdi' command is executed.", "\
+Target has ROM at addr 0 is %s.",
+ NULL, NULL,
+ &setlist, &showlist);
+
+ add_setshow_boolean_cmd ("rdiheartbeat", no_class, &rdi_heartbeat, "\
+Set enable for ADP heartbeat packets.", "\
+Show enable for ADP heartbeat packets.", "\
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);
+as the Angel Monitor.", "\
+Enable for ADP heartbeat packets is %s.",
+ NULL, NULL,
+ &setlist, &showlist);
}
/* A little dummy to make linking with the library succeed. */
-int
-Fail (void)
+void
+Fail (const char *ignored, ...)
{
- return 0;
+
}
projects / deliverable / binutils-gdb.git / blobdiff