diff options
author | Stan Shebs <shebs@codesourcery.com> | 1999-04-16 01:34:07 +0000 |
---|---|---|
committer | Stan Shebs <shebs@codesourcery.com> | 1999-04-16 01:34:07 +0000 |
commit | 071ea11e85eb9d529cc5eb3d35f6247466a21b99 (patch) | |
tree | 5deda65b8d7b04d1f4cbc534c3206d328e1267ec /gdb/remote-bug.c | |
parent | 1730ec6b1848f0f32154277f788fb29f88d8475b (diff) | |
download | binutils-gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.tar.gz |
Initial creation of sourceware repository
Diffstat (limited to 'gdb/remote-bug.c')
-rw-r--r-- | gdb/remote-bug.c | 1099 |
1 files changed, 0 insertions, 1099 deletions
diff --git a/gdb/remote-bug.c b/gdb/remote-bug.c deleted file mode 100644 index 2efd710a6b5..00000000000 --- a/gdb/remote-bug.c +++ /dev/null @@ -1,1099 +0,0 @@ -/* Remote debugging interface for Motorola's MVME187BUG monitor, an embedded - monitor for the m88k. - - Copyright 1992, 1993 Free Software Foundation, Inc. - Contributed by Cygnus Support. Written by K. Richard Pixley. - -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 "inferior.h" -#include "wait.h" - -#include "gdb_string.h" -#include <ctype.h> -#include <fcntl.h> -#include <signal.h> -#include <setjmp.h> -#include <errno.h> - -#include "terminal.h" -#include "gdbcore.h" -#include "gdbcmd.h" - -#include "remote-utils.h" - - -extern int sleep(); - -/* External data declarations */ -extern int stop_soon_quietly; /* for wait_for_inferior */ - -/* Forward data declarations */ -extern struct target_ops bug_ops; /* Forward declaration */ - -/* Forward function declarations */ -static int bug_clear_breakpoints PARAMS((void)); - -static int bug_read_memory PARAMS((CORE_ADDR memaddr, - unsigned char *myaddr, - int len)); - -static int bug_write_memory PARAMS((CORE_ADDR memaddr, - unsigned char *myaddr, - int len)); - -/* This variable is somewhat arbitrary. It's here so that it can be - set from within a running gdb. */ - -static int srec_max_retries = 3; - -/* Each S-record download to the target consists of an S0 header - record, some number of S3 data records, and one S7 termination - record. I call this download a "frame". Srec_frame says how many - bytes will be represented in each frame. */ - -#define SREC_SIZE 160 -static int srec_frame = SREC_SIZE; - -/* This variable determines how many bytes will be represented in each - S3 s-record. */ - -static int srec_bytes = 40; - -/* At one point it appeared to me as though the bug monitor could not - really be expected to receive two sequential characters at 9600 - baud reliably. Echo-pacing is an attempt to force data across the - line even in this condition. Specifically, in echo-pace mode, each - character is sent one at a time and we look for the echo before - sending the next. This is excruciatingly slow. */ - -static int srec_echo_pace = 0; - -/* How long to wait after an srec for a possible error message. - Similar to the above, I tried sleeping after sending each S3 record - in hopes that I might actually see error messages from the bug - monitor. This might actually work if we were to use sleep - intervals smaller than 1 second. */ - -static int srec_sleep = 0; - -/* Every srec_noise records, flub the checksum. This is a debugging - feature. Set the variable to something other than 1 in order to - inject *deliberate* checksum errors. One might do this if one - wanted to test error handling and recovery. */ - -static int srec_noise = 0; - -/* Called when SIGALRM signal sent due to alarm() timeout. */ - -/* Number of SIGTRAPs we need to simulate. That is, the next - NEED_ARTIFICIAL_TRAP calls to bug_wait should just return - SIGTRAP without actually waiting for anything. */ - -static int need_artificial_trap = 0; - -/* - * Download a file specified in 'args', to the bug. - */ - -static void -bug_load (args, fromtty) - char *args; - int fromtty; -{ - bfd *abfd; - asection *s; - char buffer[1024]; - - sr_check_open (); - - dcache_flush (gr_get_dcache()); - inferior_pid = 0; - abfd = bfd_openr (args, 0); - if (!abfd) - { - printf_filtered ("Unable to open file %s\n", args); - return; - } - - if (bfd_check_format (abfd, bfd_object) == 0) - { - printf_filtered ("File is not an object file\n"); - return; - } - - s = abfd->sections; - while (s != (asection *) NULL) - { - srec_frame = SREC_SIZE; - if (s->flags & SEC_LOAD) - { - int i; - - char *buffer = xmalloc (srec_frame); - - printf_filtered ("%s\t: 0x%4x .. 0x%4x ", s->name, s->vma, s->vma + s->_raw_size); - gdb_flush (gdb_stdout); - for (i = 0; i < s->_raw_size; i += srec_frame) - { - if (srec_frame > s->_raw_size - i) - srec_frame = s->_raw_size - i; - - bfd_get_section_contents (abfd, s, buffer, i, srec_frame); - bug_write_memory (s->vma + i, buffer, srec_frame); - printf_filtered ("*"); - gdb_flush (gdb_stdout); - } - printf_filtered ("\n"); - free (buffer); - } - s = s->next; - } - sprintf (buffer, "rs ip %lx", (unsigned long) abfd->start_address); - sr_write_cr (buffer); - gr_expect_prompt (); -} - -#if 0 -static char * -get_word (p) - char **p; -{ - char *s = *p; - char *word; - char *copy; - size_t len; - - while (isspace (*s)) - s++; - - word = s; - - len = 0; - - while (*s && !isspace (*s)) - { - s++; - len++; - - } - copy = xmalloc (len + 1); - memcpy (copy, word, len); - copy[len] = 0; - *p = s; - return copy; -} -#endif - -static struct gr_settings bug_settings = { - NULL, /* dcache */ - "Bug>", /* prompt */ - &bug_ops, /* ops */ - bug_clear_breakpoints, /* clear_all_breakpoints */ - bug_read_memory, /* readfunc */ - bug_write_memory, /* writefunc */ - gr_generic_checkin, /* checkin */ -}; - -static char *cpu_check_strings[] = { - "=", - "Invalid Register", -}; - -static void -bug_open (args, from_tty) - char *args; - int from_tty; -{ - if (args == NULL) - args = ""; - - gr_open(args, from_tty, &bug_settings); - /* decide *now* whether we are on an 88100 or an 88110 */ - sr_write_cr("rs cr06"); - sr_expect("rs cr06"); - - switch (gr_multi_scan(cpu_check_strings, 0)) - { - case 0: /* this is an m88100 */ - target_is_m88110 = 0; - break; - case 1: /* this is an m88110 */ - target_is_m88110 = 1; - break; - default: - abort(); - } -} - -/* Tell the remote machine to resume. */ - -void -bug_resume (pid, step, sig) - int pid, step; - enum target_signal sig; -{ - dcache_flush (gr_get_dcache()); - - if (step) - { - sr_write_cr("t"); - - /* Force the next bug_wait to return a trap. Not doing anything - about I/O from the target means that the user has to type - "continue" to see any. FIXME, this should be fixed. */ - need_artificial_trap = 1; - } - else - sr_write_cr ("g"); - - return; -} - -/* Wait until the remote machine stops, then return, - storing status in STATUS just as `wait' would. */ - -static char *wait_strings[] = { - "At Breakpoint", - "Exception: Data Access Fault (Local Bus Timeout)", - "\r8??\?-Bug>", /* The '\?' avoids creating a trigraph */ - "\r197-Bug>", - NULL, -}; - -int -bug_wait (pid, status) - int pid; - struct target_waitstatus *status; -{ - int old_timeout = sr_get_timeout(); - int old_immediate_quit = immediate_quit; - - status->kind = TARGET_WAITKIND_EXITED; - status->value.integer = 0; - - /* read off leftovers from resume so that the rest can be passed - back out as stdout. */ - if (need_artificial_trap == 0) - { - sr_expect("Effective address: "); - (void) sr_get_hex_word(); - sr_expect ("\r\n"); - } - - sr_set_timeout(-1); /* Don't time out -- user program is running. */ - immediate_quit = 1; /* Helps ability to QUIT */ - - switch (gr_multi_scan(wait_strings, need_artificial_trap == 0)) - { - case 0: /* breakpoint case */ - status->kind = TARGET_WAITKIND_STOPPED; - status->value.sig = TARGET_SIGNAL_TRAP; - /* user output from the target can be discarded here. (?) */ - gr_expect_prompt(); - break; - - case 1: /* bus error */ - status->kind = TARGET_WAITKIND_STOPPED; - status->value.sig = TARGET_SIGNAL_BUS; - /* user output from the target can be discarded here. (?) */ - gr_expect_prompt(); - break; - - case 2: /* normal case */ - case 3: - if (need_artificial_trap != 0) - { - /* stepping */ - status->kind = TARGET_WAITKIND_STOPPED; - status->value.sig = TARGET_SIGNAL_TRAP; - need_artificial_trap--; - break; - } - else - { - /* exit case */ - status->kind = TARGET_WAITKIND_EXITED; - status->value.integer = 0; - break; - } - - case -1: /* trouble */ - default: - fprintf_filtered (gdb_stderr, - "Trouble reading target during wait\n"); - break; - } - - sr_set_timeout(old_timeout); - immediate_quit = old_immediate_quit; - return 0; -} - -/* Return the name of register number REGNO - in the form input and output by bug. - - Returns a pointer to a static buffer containing the answer. */ -static char * -get_reg_name (regno) - int regno; -{ - static char *rn[] = { - "r00", "r01", "r02", "r03", "r04", "r05", "r06", "r07", - "r08", "r09", "r10", "r11", "r12", "r13", "r14", "r15", - "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", - "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31", - - /* these get confusing because we omit a few and switch some ordering around. */ - - "cr01", /* 32 = psr */ - "fcr62", /* 33 = fpsr*/ - "fcr63", /* 34 = fpcr */ - "ip", /* this is something of a cheat. */ - /* 35 = sxip */ - "cr05", /* 36 = snip */ - "cr06", /* 37 = sfip */ - - "x00", "x01", "x02", "x03", "x04", "x05", "x06", "x07", - "x08", "x09", "x10", "x11", "x12", "x13", "x14", "x15", - "x16", "x17", "x18", "x19", "x20", "x21", "x22", "x23", - "x24", "x25", "x26", "x27", "x28", "x29", "x30", "x31", - }; - - return rn[regno]; -} - -#if 0 /* not currently used */ -/* Read from remote while the input matches STRING. Return zero on - success, -1 on failure. */ - -static int -bug_scan (s) - char *s; -{ - int c; - - while (*s) - { - c = sr_readchar(); - if (c != *s++) - { - fflush(stdout); - printf("\nNext character is '%c' - %d and s is \"%s\".\n", c, c, --s); - return(-1); - } - } - - return(0); -} -#endif /* never */ - -static int -bug_srec_write_cr (s) - char *s; -{ - char *p = s; - - if (srec_echo_pace) - for (p = s; *p; ++p) - { - if (sr_get_debug() > 0) - printf ("%c", *p); - - do - SERIAL_WRITE(sr_get_desc(), p, 1); - while (sr_pollchar() != *p); - } - else - { - sr_write_cr (s); -/* return(bug_scan (s) || bug_scan ("\n")); */ - } - - return(0); -} - -/* Store register REGNO, or all if REGNO == -1. */ - -static void -bug_fetch_register(regno) - int regno; -{ - sr_check_open(); - - if (regno == -1) - { - int i; - - for (i = 0; i < NUM_REGS; ++i) - bug_fetch_register(i); - } - else if (target_is_m88110 && regno == SFIP_REGNUM) - { - /* m88110 has no sfip. */ - long l = 0; - supply_register(regno, (char *) &l); - } - else if (regno < XFP_REGNUM) - { - char buffer[MAX_REGISTER_RAW_SIZE]; - - sr_write ("rs ", 3); - sr_write_cr (get_reg_name(regno)); - sr_expect ("="); - store_unsigned_integer (buffer, REGISTER_RAW_SIZE (regno), - sr_get_hex_word()); - gr_expect_prompt (); - supply_register (regno, buffer); - } - else - { - /* Float register so we need to parse a strange data format. */ - long p; - unsigned char fpreg_buf[10]; - - sr_write("rs ", 3); - sr_write(get_reg_name(regno), strlen(get_reg_name(regno))); - sr_write_cr(";d"); - sr_expect("rs"); - sr_expect(get_reg_name(regno)); - sr_expect(";d"); - sr_expect("="); - - /* sign */ - p = sr_get_hex_digit(1); - fpreg_buf[0] = p << 7; - - /* exponent */ - sr_expect("_"); - p = sr_get_hex_digit(1); - fpreg_buf[0] += (p << 4); - fpreg_buf[0] += sr_get_hex_digit(1); - - fpreg_buf[1] = sr_get_hex_digit(1) << 4; - - /* fraction */ - sr_expect("_"); - fpreg_buf[1] += sr_get_hex_digit(1); - - fpreg_buf[2] = (sr_get_hex_digit(1) << 4) + sr_get_hex_digit(1); - fpreg_buf[3] = (sr_get_hex_digit(1) << 4) + sr_get_hex_digit(1); - fpreg_buf[4] = (sr_get_hex_digit(1) << 4) + sr_get_hex_digit(1); - fpreg_buf[5] = (sr_get_hex_digit(1) << 4) + sr_get_hex_digit(1); - fpreg_buf[6] = (sr_get_hex_digit(1) << 4) + sr_get_hex_digit(1); - fpreg_buf[7] = (sr_get_hex_digit(1) << 4) + sr_get_hex_digit(1); - fpreg_buf[8] = 0; - fpreg_buf[9] = 0; - - gr_expect_prompt(); - supply_register(regno, fpreg_buf); - } - - return; -} - -/* Store register REGNO, or all if REGNO == -1. */ - -static void -bug_store_register (regno) - int regno; -{ - char buffer[1024]; - sr_check_open(); - - if (regno == -1) - { - int i; - - for (i = 0; i < NUM_REGS; ++i) - bug_store_register(i); - } - else - { - char *regname; - - regname = get_reg_name(regno); - - if (target_is_m88110 && regno == SFIP_REGNUM) - return; - else if (regno < XFP_REGNUM) - sprintf(buffer, "rs %s %08x", - regname, - read_register(regno)); - else - { - unsigned char *fpreg_buf = - (unsigned char *)®isters[REGISTER_BYTE(regno)]; - - sprintf(buffer, "rs %s %1x_%02x%1x_%1x%02x%02x%02x%02x%02x%02x;d", - regname, - /* sign */ - (fpreg_buf[0] >> 7) & 0xf, - /* exponent */ - fpreg_buf[0] & 0x7f, - (fpreg_buf[1] >> 8) & 0xf, - /* fraction */ - fpreg_buf[1] & 0xf, - fpreg_buf[2], - fpreg_buf[3], - fpreg_buf[4], - fpreg_buf[5], - fpreg_buf[6], - fpreg_buf[7]); - } - - sr_write_cr(buffer); - gr_expect_prompt(); - } - - return; -} - -int -bug_xfer_memory (memaddr, myaddr, len, write, target) - CORE_ADDR memaddr; - char *myaddr; - int len; - int write; - struct target_ops *target; /* ignored */ -{ - register int i; - - /* Round starting address down to longword boundary. */ - register CORE_ADDR addr; - - /* Round ending address up; get number of longwords that makes. */ - register int count; - - /* Allocate buffer of that many longwords. */ - register int *buffer; - - addr = memaddr & -sizeof (int); - count = (((memaddr + len) - addr) + sizeof (int) - 1) / sizeof (int); - - buffer = (int *) alloca (count * sizeof (int)); - - if (write) - { - /* Fill start and end extra bytes of buffer with existing memory data. */ - - if (addr != memaddr || len < (int) sizeof (int)) - { - /* Need part of initial word -- fetch it. */ - buffer[0] = gr_fetch_word (addr); - } - - if (count > 1) /* FIXME, avoid if even boundary */ - { - buffer[count - 1] - = gr_fetch_word (addr + (count - 1) * sizeof (int)); - } - - /* Copy data to be written over corresponding part of buffer */ - - memcpy ((char *) buffer + (memaddr & (sizeof (int) - 1)), myaddr, len); - - /* Write the entire buffer. */ - - for (i = 0; i < count; i++, addr += sizeof (int)) - { - errno = 0; - gr_store_word (addr, buffer[i]); - if (errno) - { - - return 0; - } - - } - } - else - { - /* Read all the longwords */ - for (i = 0; i < count; i++, addr += sizeof (int)) - { - errno = 0; - buffer[i] = gr_fetch_word (addr); - if (errno) - { - return 0; - } - QUIT; - } - - /* Copy appropriate bytes out of the buffer. */ - memcpy (myaddr, (char *) buffer + (memaddr & (sizeof (int) - 1)), len); - } - - return len; -} - -static void -start_load() -{ - char *command; - - command = (srec_echo_pace ? "lo 0 ;x" : "lo 0"); - - sr_write_cr (command); - sr_expect (command); - sr_expect ("\r\n"); - bug_srec_write_cr ("S0030000FC"); - return; -} - -/* This is an extremely vulnerable and fragile function. I've made - considerable attempts to make this deterministic, but I've - certainly forgotten something. The trouble is that S-records are - only a partial file format, not a protocol. Worse, apparently the - m88k bug monitor does not run in real time while receiving - S-records. Hence, we must pay excruciating attention to when and - where error messages are returned, and what has actually been sent. - - Each call represents a chunk of memory to be sent to the target. - We break that chunk into an S0 header record, some number of S3 - data records each containing srec_bytes, and an S7 termination - record. */ - -static char *srecord_strings[] = { - "S-RECORD", - "-Bug>", - NULL, -}; - -static int -bug_write_memory (memaddr, myaddr, len) - CORE_ADDR memaddr; - unsigned char *myaddr; - int len; -{ - int done; - int checksum; - int x; - int retries; - char *buffer = alloca ((srec_bytes + 8) << 1); - - retries = 0; - - do - { - done = 0; - - if (retries > srec_max_retries) - return(-1); - - if (retries > 0) - { - if (sr_get_debug() > 0) - printf("\n<retrying...>\n"); - - /* This gr_expect_prompt call is extremely important. Without - it, we will tend to resend our packet so fast that it - will arrive before the bug monitor is ready to receive - it. This would lead to a very ugly resend loop. */ - - gr_expect_prompt(); - } - - start_load(); - - while (done < len) - { - int thisgo; - int idx; - char *buf = buffer; - CORE_ADDR address; - - checksum = 0; - thisgo = len - done; - if (thisgo > srec_bytes) - thisgo = srec_bytes; - - address = memaddr + done; - sprintf (buf, "S3%02X%08X", thisgo + 4 + 1, address); - buf += 12; - - checksum += (thisgo + 4 + 1 - + (address & 0xff) - + ((address >> 8) & 0xff) - + ((address >> 16) & 0xff) - + ((address >> 24) & 0xff)); - - for (idx = 0; idx < thisgo; idx++) - { - sprintf (buf, "%02X", myaddr[idx + done]); - checksum += myaddr[idx + done]; - buf += 2; - } - - if (srec_noise > 0) - { - /* FIXME-NOW: insert a deliberate error every now and then. - This is intended for testing/debugging the error handling - stuff. */ - static int counter = 0; - if (++counter > srec_noise) - { - counter = 0; - ++checksum; - } - } - - sprintf(buf, "%02X", ~checksum & 0xff); - bug_srec_write_cr (buffer); - - if (srec_sleep != 0) - sleep(srec_sleep); - - /* This pollchar is probably redundant to the gr_multi_scan - below. Trouble is, we can't be sure when or where an - error message will appear. Apparently, when running at - full speed from a typical sun4, error messages tend to - appear to arrive only *after* the s7 record. */ - - if ((x = sr_pollchar()) != 0) - { - if (sr_get_debug() > 0) - printf("\n<retrying...>\n"); - - ++retries; - - /* flush any remaining input and verify that we are back - at the prompt level. */ - gr_expect_prompt(); - /* start all over again. */ - start_load(); - done = 0; - continue; - } - - done += thisgo; - } - - bug_srec_write_cr("S7060000000000F9"); - ++retries; - - /* Having finished the load, we need to figure out whether we - had any errors. */ - } while (gr_multi_scan(srecord_strings, 0) == 0);; - - return(0); -} - -/* Copy LEN bytes of data from debugger memory at MYADDR - to inferior's memory at MEMADDR. Returns errno value. - * sb/sh instructions don't work on unaligned addresses, when TU=1. - */ - -/* Read LEN bytes from inferior memory at MEMADDR. Put the result - at debugger address MYADDR. Returns errno value. */ -static int -bug_read_memory (memaddr, myaddr, len) - CORE_ADDR memaddr; - unsigned char *myaddr; - int len; -{ - char request[100]; - char *buffer; - char *p; - char type; - char size; - unsigned char c; - unsigned int inaddr; - unsigned int checksum; - - sprintf(request, "du 0 %x:&%d", memaddr, len); - sr_write_cr(request); - - p = buffer = alloca(len); - - /* scan up through the header */ - sr_expect("S0030000FC"); - - while (p < buffer + len) - { - /* scan off any white space. */ - while (sr_readchar() != 'S') ;; - - /* what kind of s-rec? */ - type = sr_readchar(); - - /* scan record size */ - sr_get_hex_byte(&size); - checksum = size; - --size; - inaddr = 0; - - switch (type) - { - case '7': - case '8': - case '9': - goto done; - - case '3': - sr_get_hex_byte(&c); - inaddr = (inaddr << 8) + c; - checksum += c; - --size; - /* intentional fall through */ - case '2': - sr_get_hex_byte(&c); - inaddr = (inaddr << 8) + c; - checksum += c; - --size; - /* intentional fall through */ - case '1': - sr_get_hex_byte(&c); - inaddr = (inaddr << 8) + c; - checksum += c; - --size; - sr_get_hex_byte(&c); - inaddr = (inaddr << 8) + c; - checksum += c; - --size; - break; - - default: - /* bonk */ - error("reading s-records."); - } - - if (inaddr < memaddr - || (memaddr + len) < (inaddr + size)) - error("srec out of memory range."); - - if (p != buffer + inaddr - memaddr) - error("srec out of sequence."); - - for (; size; --size, ++p) - { - sr_get_hex_byte(p); - checksum += *p; - } - - sr_get_hex_byte(&c); - if (c != (~checksum & 0xff)) - error("bad s-rec checksum"); - } - - done: - gr_expect_prompt(); - if (p != buffer + len) - return(1); - - memcpy(myaddr, buffer, len); - return(0); -} - -#define MAX_BREAKS 16 -static int num_brkpts = 0; -static int -bug_insert_breakpoint (addr, save) - CORE_ADDR addr; - char *save; /* Throw away, let bug save instructions */ -{ - sr_check_open (); - - if (num_brkpts < MAX_BREAKS) - { - char buffer[100]; - - num_brkpts++; - sprintf (buffer, "br %x", addr); - sr_write_cr (buffer); - gr_expect_prompt (); - return(0); - } - else - { - fprintf_filtered (gdb_stderr, - "Too many break points, break point not installed\n"); - return(1); - } - -} -static int -bug_remove_breakpoint (addr, save) - CORE_ADDR addr; - char *save; /* Throw away, let bug save instructions */ -{ - if (num_brkpts > 0) - { - char buffer[100]; - - num_brkpts--; - sprintf (buffer, "nobr %x", addr); - sr_write_cr (buffer); - gr_expect_prompt (); - - } - return (0); -} - -/* Clear the bugs notion of what the break points are */ -static int -bug_clear_breakpoints () -{ - - if (sr_is_open()) - { - sr_write_cr ("nobr"); - sr_expect("nobr"); - gr_expect_prompt (); - } - num_brkpts = 0; - return(0); -} - -struct target_ops bug_ops ; - -static void -init_bug_ops(void) -{ - bug_ops.to_shortname = "bug"; "Remote BUG monitor", - bug_ops.to_longname = "Use the mvme187 board running the BUG monitor connected by a serial line."; - bug_ops.to_doc = " "; - bug_ops.to_open = bug_open; - bug_ops.to_close = gr_close; - bug_ops.to_attach = 0; - bug_ops.to_post_attach = NULL; - bug_ops.to_require_attach = NULL; - bug_ops.to_detach = gr_detach; - bug_ops.to_require_detach = NULL; - bug_ops.to_resume = bug_resume; - bug_ops.to_wait = bug_wait; - bug_ops.to_post_wait = NULL; - bug_ops.to_fetch_registers = bug_fetch_register; - bug_ops.to_store_registers = bug_store_register; - bug_ops.to_prepare_to_store = gr_prepare_to_store; - bug_ops.to_xfer_memory = bug_xfer_memory; - bug_ops.to_files_info = gr_files_info; - bug_ops.to_insert_breakpoint = bug_insert_breakpoint; - bug_ops.to_remove_breakpoint = bug_remove_breakpoint; - bug_ops.to_terminal_init = 0; - bug_ops.to_terminal_inferior = 0; - bug_ops.to_terminal_ours_for_output = 0; - bug_ops.to_terminal_ours = 0; - bug_ops.to_terminal_info = 0; - bug_ops.to_kill = gr_kill; - bug_ops.to_load = bug_load; - bug_ops.to_lookup_symbol = 0; - bug_ops.to_create_inferior = gr_create_inferior; - bug_ops.to_post_startup_inferior = NULL; - bug_ops.to_acknowledge_created_inferior = NULL; - bug_ops.to_clone_and_follow_inferior = NULL; - bug_ops.to_post_follow_inferior_by_clone = NULL; - bug_ops.to_insert_fork_catchpoint = NULL; - bug_ops.to_remove_fork_catchpoint = NULL; - bug_ops.to_insert_vfork_catchpoint = NULL; - bug_ops.to_remove_vfork_catchpoint = NULL; - bug_ops.to_has_forked = NULL; - bug_ops.to_has_vforked = NULL; - bug_ops.to_can_follow_vfork_prior_to_exec = NULL; - bug_ops.to_post_follow_vfork = NULL; - bug_ops.to_insert_exec_catchpoint = NULL; - bug_ops.to_remove_exec_catchpoint = NULL; - bug_ops.to_has_execd = NULL; - bug_ops.to_reported_exec_events_per_exec_call = NULL; - bug_ops.to_has_exited = NULL; - bug_ops.to_mourn_inferior = gr_mourn; - bug_ops.to_can_run = 0; - bug_ops.to_notice_signals = 0; - bug_ops.to_thread_alive = 0 ; - bug_ops.to_stop = 0; - bug_ops.to_pid_to_exec_file = NULL; - bug_ops.to_core_file_to_sym_file = NULL; - bug_ops.to_stratum = process_stratum ; - bug_ops.DONT_USE = 0; - bug_ops.to_has_all_memory = 1; - bug_ops.to_has_memory = 1; - bug_ops.to_has_stack = 1; - bug_ops.to_has_registers = 0; - bug_ops.to_has_execution = 0; - bug_ops.to_sections = 0 ; - bug_ops.to_sections_end = 0 ; - bug_ops.to_magic = OPS_MAGIC; /* Always the last thing */ -} /* init_bug_ops */ - -void -_initialize_remote_bug () -{ - init_bug_ops() ; - add_target (&bug_ops); - - add_show_from_set - (add_set_cmd ("srec-bytes", class_support, var_uinteger, - (char *) &srec_bytes, - "\ -Set the number of bytes represented in each S-record.\n\ -This affects the communication protocol with the remote target.", - &setlist), - &showlist); - - add_show_from_set - (add_set_cmd ("srec-max-retries", class_support, var_uinteger, - (char *) &srec_max_retries, - "\ -Set the number of retries for shipping S-records.\n\ -This affects the communication protocol with the remote target.", - &setlist), - &showlist); - -#if 0 - /* This needs to set SREC_SIZE, not srec_frame which gets changed at the - end of a download. But do we need the option at all? */ - add_show_from_set - (add_set_cmd ("srec-frame", class_support, var_uinteger, - (char *) &srec_frame, - "\ -Set the number of bytes in an S-record frame.\n\ -This affects the communication protocol with the remote target.", - &setlist), - &showlist); -#endif /* 0 */ - - add_show_from_set - (add_set_cmd ("srec-noise", class_support, var_zinteger, - (char *) &srec_noise, - "\ -Set number of S-record to send before deliberately flubbing a checksum.\n\ -Zero means flub none at all. This affects the communication protocol\n\ -with the remote target.", - &setlist), - &showlist); - - add_show_from_set - (add_set_cmd ("srec-sleep", class_support, var_zinteger, - (char *) &srec_sleep, - "\ -Set number of seconds to sleep after an S-record for a possible error message to arrive.\n\ -This affects the communication protocol with the remote target.", - &setlist), - &showlist); - - add_show_from_set - (add_set_cmd ("srec-echo-pace", class_support, var_boolean, - (char *) &srec_echo_pace, - "\ -Set echo-verification.\n\ -When on, use verification by echo when downloading S-records. This is\n\ -much slower, but generally more reliable.", - &setlist), - &showlist); -} |