X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=gdb%2Fremote-mm.c;h=1f25640a30ea9411c190e8439304729cfb63df08;hb=0d2856175c7a3c7609d5a42010d3439b1f9be238;hp=2604279e96c7dbc381977410ac324209d912a0d5;hpb=e98fe4f7b54cbdf29aef9287bbb1bea8801dd05a;p=deliverable%2Fbinutils-gdb.git diff --git a/gdb/remote-mm.c b/gdb/remote-mm.c index 2604279e96..1f25640a30 100644 --- a/gdb/remote-mm.c +++ b/gdb/remote-mm.c @@ -2,33 +2,34 @@ Copyright 1990, 1991, 1992 Free Software Foundation, Inc. Originally written by Daniel Mann at AMD. -This file is part of GDB. + 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 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. + 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. */ + 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. */ /* This is like remote.c but ecpects MiniMON to be running on the Am29000 target hardware. - - David Wood (wood@lab.ultra.nyu.edu) at New York University adapted this - file to gdb 3.95. I was unable to get this working on sun3os4 - with termio, only with sgtty. Because we are only attempting to - use this module to debug our kernel, which is already loaded when - gdb is started up, I did not code up the file downloading facilities. - As a result this module has only the stubs to download files. - You should get tagged at compile time if you need to make any - changes/additions. */ - + - David Wood (wood@lab.ultra.nyu.edu) at New York University adapted this + file to gdb 3.95. I was unable to get this working on sun3os4 + with termio, only with sgtty. Because we are only attempting to + use this module to debug our kernel, which is already loaded when + gdb is started up, I did not code up the file downloading facilities. + As a result this module has only the stubs to download files. + You should get tagged at compile time if you need to make any + changes/additions. */ + #include "defs.h" #include "inferior.h" #include "wait.h" @@ -47,20 +48,20 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #define DRAIN_INPUT() (msg_recv_serial((union msg_t*)0)) -extern int stop_soon_quietly; /* for wait_for_inferior */ +extern int stop_soon_quietly; /* for wait_for_inferior */ -static void mm_resume(); +static void mm_resume (); static void mm_fetch_registers (); static int fetch_register (); static void mm_store_registers (); static int store_register (); -static int regnum_to_srnum(); -static void mm_close (); -static char* msg_str(); -static char* error_msg_str(); -static int expect_msg(); -static void init_target_mm(); -static int mm_memory_space(); +static int regnum_to_srnum (); +static void mm_close (); +static char *msg_str (); +static char *error_msg_str (); +static int expect_msg (); +static void init_target_mm (); +static int mm_memory_space (); #define FREEZE_MODE (read_register(CPS_REGNUM) && 0x400) #define USE_SHADOW_PC ((processor_type == a29k_freeze_mode) && FREEZE_MODE) @@ -75,13 +76,13 @@ FILE *log_file; * Size of message buffers. I couldn't get memory reads to work when * the byte_count was larger than 512 (it may be a baud rate problem). */ -#define BUFER_SIZE 512 +#define BUFER_SIZE 512 /* * Size of data area in message buffer on the TARGET (remote system). */ #define MAXDATA_T (target_config.max_msg_size - \ offsetof(struct write_r_msg_t,data[0])) -/* +/* * Size of data area in message buffer on the HOST (gdb). */ #define MAXDATA_H (BUFER_SIZE - offsetof(struct write_r_msg_t,data[0])) @@ -91,16 +92,16 @@ FILE *log_file; #define MAXDATA (MAXDATA_H < MAXDATA_T ? MAXDATA_H : MAXDATA_T) static char out_buf[BUFER_SIZE]; -static char in_buf[BUFER_SIZE]; +static char in_buf[BUFER_SIZE]; -int msg_recv_serial(); -int msg_send_serial(); +int msg_recv_serial (); +int msg_send_serial (); #define MAX_RETRIES 5000 -extern struct target_ops mm_ops; /* Forward declaration */ -struct config_msg_t target_config; /* HIF needs this */ -union msg_t *out_msg_buf = (union msg_t*)out_buf; -union msg_t *in_msg_buf = (union msg_t*)in_buf; +extern struct target_ops mm_ops; /* Forward declaration */ +struct config_msg_t target_config; /* HIF needs this */ +union msg_t *out_msg_buf = (union msg_t *) out_buf; +union msg_t *in_msg_buf = (union msg_t *) in_buf; static int timeout = 5; @@ -117,8 +118,9 @@ FILE *mm_stream; #ifndef HAVE_TERMIO #ifndef __STDC__ -# ifndef volatile -# define volatile /**/ +#ifndef volatile +#define volatile +/**/ # endif #endif volatile int n_alarms; @@ -153,10 +155,10 @@ mm_create_inferior (execfile, args, env) { #define MAX_TOKENS 25 #define BUFFER_SIZE 256 - int token_count; - int result; - char *token[MAX_TOKENS]; - char cmd_line[BUFFER_SIZE]; + int token_count; + int result; + char *token[MAX_TOKENS]; + char cmd_line[BUFFER_SIZE]; if (args && *args) error ("Can't pass arguments to remote mm process (yet)."); @@ -164,15 +166,16 @@ mm_create_inferior (execfile, args, env) if (execfile == 0 /* || exec_bfd == 0 */ ) error ("No executable file specified"); - if (!mm_stream) { - printf("Minimon not open yet.\n"); - return; - } + if (!mm_stream) + { + printf ("Minimon not open yet.\n"); + return; + } /* On ultra3 (NYU) we assume the kernel is already running so there is no file to download. FIXME: Fixed required here -> load your program, possibly with mm_load(). - */ + */ printf_filtered ("\n\ Assuming you are at NYU debuging a kernel, i.e., no need to download.\n\n"); @@ -185,10 +188,10 @@ Assuming you are at NYU debuging a kernel, i.e., no need to download.\n\n"); } /**************************************************** REMOTE_MOURN_INFERIOR */ static void -mm_mourn() +mm_mourn () { - pop_target (); /* Pop back to no-child state */ - generic_mourn_inferior (); + pop_target (); /* Pop back to no-child state */ + generic_mourn_inferior (); } /********************************************************************** damn_b @@ -203,34 +206,92 @@ mm_mourn() #define B38400 EXTB #endif -static struct {int rate, damn_b;} baudtab[] = { - {0, B0}, - {50, B50}, - {75, B75}, - {110, B110}, - {134, B134}, - {150, B150}, - {200, B200}, - {300, B300}, - {600, B600}, - {1200, B1200}, - {1800, B1800}, - {2400, B2400}, - {4800, B4800}, - {9600, B9600}, - {19200, B19200}, - {38400, B38400}, - {-1, -1}, +static struct +{ + int rate, damn_b; +} +baudtab[] = +{ + { + 0, B0 + } + , + { + 50, B50 + } + , + { + 75, B75 + } + , + { + 110, B110 + } + , + { + 134, B134 + } + , + { + 150, B150 + } + , + { + 200, B200 + } + , + { + 300, B300 + } + , + { + 600, B600 + } + , + { + 1200, B1200 + } + , + { + 1800, B1800 + } + , + { + 2400, B2400 + } + , + { + 4800, B4800 + } + , + { + 9600, B9600 + } + , + { + 19200, B19200 + } + , + { + 38400, B38400 + } + , + { + -1, -1 + } + , }; -static int damn_b (rate) +static int +damn_b (rate) int rate; { int i; for (i = 0; baudtab[i].rate != -1; i++) - if (rate == baudtab[i].rate) return baudtab[i].damn_b; - return B38400; /* Random */ + if (rate == baudtab[i].rate) + return baudtab[i].damn_b; + return B38400; /* Random */ } @@ -258,25 +319,25 @@ mm_open (name, from_tty) p && *p && !isspace (*p); p++) ; if (p == 0 || *p == '\0') -erroid: + erroid: error ("Usage : [progname]"); - dev_name = (char*)xmalloc (p - name + 1); + dev_name = (char *) xmalloc (p - name + 1); strncpy (dev_name, name, p - name); dev_name[p - name] = '\0'; /* Skip over the whitespace after dev_name */ for (; isspace (*p); p++) - /*EMPTY*/; - + /*EMPTY */ ; + if (1 != sscanf (p, "%d ", &baudrate)) goto erroid; /* Skip the number and then the spaces */ for (; isdigit (*p); p++) - /*EMPTY*/; + /*EMPTY */ ; for (; isspace (*p); p++) - /*EMPTY*/; - + /*EMPTY */ ; + if (prog_name != NULL) free (prog_name); prog_name = savestring (p, strlen (p)); @@ -326,58 +387,60 @@ erroid: if (log_file == NULL) perror_with_name (LOG_FILE); #endif - /* - ** Initialize target configuration structure (global) + /* + ** Initialize target configuration structure (global) */ - DRAIN_INPUT(); - out_msg_buf->config_req_msg.code = CONFIG_REQ; - out_msg_buf->config_req_msg.length = 4*0; - msg_send_serial(out_msg_buf); /* send config request message */ + DRAIN_INPUT (); + out_msg_buf->config_req_msg.code = CONFIG_REQ; + out_msg_buf->config_req_msg.length = 4 * 0; + msg_send_serial (out_msg_buf); /* send config request message */ - expect_msg(CONFIG,in_msg_buf,1); + expect_msg (CONFIG, in_msg_buf, 1); a29k_get_processor_type (); /* Print out some stuff, letting the user now what's going on */ - printf_filtered("Connected to MiniMon via %s.\n", dev_name); - /* FIXME: can this restriction be removed? */ - printf_filtered("Remote debugging using virtual addresses works only\n"); - printf_filtered("\twhen virtual addresses map 1:1 to physical addresses.\n") -; - if (processor_type != a29k_freeze_mode) { - fprintf_filtered(stderr, - "Freeze-mode debugging not available, and can only be done on an A29050.\n"); - } + printf_filtered ("Connected to MiniMon via %s.\n", dev_name); + /* FIXME: can this restriction be removed? */ + printf_filtered ("Remote debugging using virtual addresses works only\n"); + printf_filtered ("\twhen virtual addresses map 1:1 to physical addresses.\n") + ; + if (processor_type != a29k_freeze_mode) + { + fprintf_filtered (gdb_stderr, + "Freeze-mode debugging not available, and can only be done on an A29050.\n"); + } - target_config.code = CONFIG; - target_config.length = 0; - target_config.processor_id = in_msg_buf->config_msg.processor_id; - target_config.version = in_msg_buf->config_msg.version; - target_config.I_mem_start = in_msg_buf->config_msg.I_mem_start; - target_config.I_mem_size = in_msg_buf->config_msg.I_mem_size; - target_config.D_mem_start = in_msg_buf->config_msg.D_mem_start; - target_config.D_mem_size = in_msg_buf->config_msg.D_mem_size; - target_config.ROM_start = in_msg_buf->config_msg.ROM_start; - target_config.ROM_size = in_msg_buf->config_msg.ROM_size; - target_config.max_msg_size = in_msg_buf->config_msg.max_msg_size; - target_config.max_bkpts = in_msg_buf->config_msg.max_bkpts; - target_config.coprocessor = in_msg_buf->config_msg.coprocessor; - target_config.reserved = in_msg_buf->config_msg.reserved; - if (from_tty) { - printf("Connected to MiniMON :\n"); - printf(" Debugcore version %d.%d\n", - 0x0f & (target_config.version >> 4), - 0x0f & (target_config.version ) ); - printf(" Configuration version %d.%d\n", - 0x0f & (target_config.version >> 12), - 0x0f & (target_config.version >> 8) ); - printf(" Message system version %d.%d\n", - 0x0f & (target_config.version >> 20), - 0x0f & (target_config.version >> 16) ); - printf(" Communication driver version %d.%d\n", - 0x0f & (target_config.version >> 28), - 0x0f & (target_config.version >> 24) ); - } + target_config.code = CONFIG; + target_config.length = 0; + target_config.processor_id = in_msg_buf->config_msg.processor_id; + target_config.version = in_msg_buf->config_msg.version; + target_config.I_mem_start = in_msg_buf->config_msg.I_mem_start; + target_config.I_mem_size = in_msg_buf->config_msg.I_mem_size; + target_config.D_mem_start = in_msg_buf->config_msg.D_mem_start; + target_config.D_mem_size = in_msg_buf->config_msg.D_mem_size; + target_config.ROM_start = in_msg_buf->config_msg.ROM_start; + target_config.ROM_size = in_msg_buf->config_msg.ROM_size; + target_config.max_msg_size = in_msg_buf->config_msg.max_msg_size; + target_config.max_bkpts = in_msg_buf->config_msg.max_bkpts; + target_config.coprocessor = in_msg_buf->config_msg.coprocessor; + target_config.reserved = in_msg_buf->config_msg.reserved; + if (from_tty) + { + printf ("Connected to MiniMON :\n"); + printf (" Debugcore version %d.%d\n", + 0x0f & (target_config.version >> 4), + 0x0f & (target_config.version)); + printf (" Configuration version %d.%d\n", + 0x0f & (target_config.version >> 12), + 0x0f & (target_config.version >> 8)); + printf (" Message system version %d.%d\n", + 0x0f & (target_config.version >> 20), + 0x0f & (target_config.version >> 16)); + printf (" Communication driver version %d.%d\n", + 0x0f & (target_config.version >> 28), + 0x0f & (target_config.version >> 24)); + } /* Leave the target running... * The above message stopped the target in the dbg core (MiniMon), @@ -385,7 +448,7 @@ erroid: */ out_msg_buf->go_msg.code = GO; out_msg_buf->go_msg.length = 0; - msg_send_serial(out_msg_buf); + msg_send_serial (out_msg_buf); /* No message to expect after a GO */ } @@ -394,7 +457,7 @@ erroid: Use this when you want to detach and do something else with your gdb. */ static void -mm_close (quitting) /*FIXME: how is quitting used */ +mm_close (quitting) /*FIXME: how is quitting used */ int quitting; { if (mm_desc < 0) @@ -406,8 +469,8 @@ mm_close (quitting) /*FIXME: how is quitting used */ Due to a bug in Unix, fclose closes not only the stdio stream, but also the file descriptor. So we don't actually close mm_desc. */ - DRAIN_INPUT(); - fclose (mm_stream); + DRAIN_INPUT (); + fclose (mm_stream); /* close (mm_desc); */ /* Do not try to close mm_desc again, later in the program. */ @@ -422,7 +485,7 @@ mm_close (quitting) /*FIXME: how is quitting used */ #endif printf ("Ending remote debugging\n"); -} +} /************************************************************* REMOTE_ATACH */ /* Attach to a program that is already loaded and running @@ -435,39 +498,39 @@ mm_attach (args, from_tty) { if (!mm_stream) - error ("MiniMon not opened yet, use the 'target minimon' command.\n"); - + error ("MiniMon not opened yet, use the 'target minimon' command.\n"); + if (from_tty) - printf ("Attaching to remote program %s...\n", prog_name); + printf ("Attaching to remote program %s...\n", prog_name); /* Make sure the target is currently running, it is supposed to be. */ /* FIXME: is it ok to send MiniMon a BREAK if it is already stopped in - * the dbg core. If so, we don't need to send this GO. + * the dbg core. If so, we don't need to send this GO. */ out_msg_buf->go_msg.code = GO; out_msg_buf->go_msg.length = 0; - msg_send_serial(out_msg_buf); - sleep(2); /* At the worst it will stop, receive a message, continue */ - - /* Send the mm a break. */ + msg_send_serial (out_msg_buf); + sleep (2); /* At the worst it will stop, receive a message, continue */ + + /* Send the mm a break. */ out_msg_buf->break_msg.code = BREAK; out_msg_buf->break_msg.length = 0; - msg_send_serial(out_msg_buf); + msg_send_serial (out_msg_buf); } /********************************************************** REMOTE_DETACH */ /* Terminate the open connection to the remote debugger. Use this when you want to detach and do something else with your gdb. Leave remote process running (with no breakpoints set). */ static void -mm_detach (args,from_tty) +mm_detach (args, from_tty) char *args; int from_tty; { - remove_breakpoints(); /* Just in case there were any left in */ + remove_breakpoints (); /* Just in case there were any left in */ out_msg_buf->go_msg.code = GO; out_msg_buf->go_msg.length = 0; - msg_send_serial(out_msg_buf); - pop_target(); /* calls mm_close to do the real work */ + msg_send_serial (out_msg_buf); + pop_target (); /* calls mm_close to do the real work */ } @@ -482,16 +545,19 @@ mm_resume (pid, step, sig) if (sig != TARGET_SIGNAL_0) warning ("Can't send signals to a remote MiniMon system."); - if (step) { - out_msg_buf->step_msg.code= STEP; - out_msg_buf->step_msg.length = 1*4; - out_msg_buf->step_msg.count = 1; /* step 1 instruction */ - msg_send_serial(out_msg_buf); - } else { - out_msg_buf->go_msg.code= GO; + if (step) + { + out_msg_buf->step_msg.code = STEP; + out_msg_buf->step_msg.length = 1 * 4; + out_msg_buf->step_msg.count = 1; /* step 1 instruction */ + msg_send_serial (out_msg_buf); + } + else + { + out_msg_buf->go_msg.code = GO; out_msg_buf->go_msg.length = 0; - msg_send_serial(out_msg_buf); - } + msg_send_serial (out_msg_buf); + } } /***************************************************************** REMOTE_WAIT @@ -510,124 +576,133 @@ mm_wait (status) status->value.integer = 0; /* wait for message to arrive. It should be: - - A HIF service request. - - A HIF exit service request. - - A CHANNEL0_ACK. - - A CHANNEL1 request. - - a debugcore HALT message. - HIF services must be responded too, and while-looping continued. - If the target stops executing, mm_wait() should return. -*/ - timeout = 0; /* Wait indefinetly for a message */ - immediate_quit = 1; /* Helps ability to QUIT */ - while(1) - { - while(msg_recv_serial(in_msg_buf)) { - QUIT; /* Let user quit if they want */ - } - switch (in_msg_buf->halt_msg.code) + - A HIF service request. + - A HIF exit service request. + - A CHANNEL0_ACK. + - A CHANNEL1 request. + - a debugcore HALT message. + HIF services must be responded too, and while-looping continued. + If the target stops executing, mm_wait() should return. + */ + timeout = 0; /* Wait indefinetly for a message */ + immediate_quit = 1; /* Helps ability to QUIT */ + while (1) { - case HIF_CALL: - i = in_msg_buf->hif_call_rtn_msg.service_number; - result=service_HIF(in_msg_buf); - if(i == 1) /* EXIT */ + while (msg_recv_serial (in_msg_buf)) + { + QUIT; /* Let user quit if they want */ + } + switch (in_msg_buf->halt_msg.code) + { + case HIF_CALL: + i = in_msg_buf->hif_call_rtn_msg.service_number; + result = service_HIF (in_msg_buf); + if (i == 1) /* EXIT */ goto exit; - if(result) - printf("Warning: failure during HIF service %d\n", i); - break; - case CHANNEL0_ACK: - service_HIF(in_msg_buf); - break; - case CHANNEL1: - i=in_msg_buf->channel1_msg.length; - in_msg_buf->channel1_msg.data[i] = '\0'; - printf("%s", in_msg_buf->channel1_msg.data); - gdb_flush(stdout); - /* Send CHANNEL1_ACK message */ - out_msg_buf->channel1_ack_msg.code = CHANNEL1_ACK; - out_msg_buf->channel1_ack_msg.length = 0; - result = msg_send_serial(out_msg_buf); - break; - case HALT: - goto halted; - default: - goto halted; + if (result) + printf ("Warning: failure during HIF service %d\n", i); + break; + case CHANNEL0_ACK: + service_HIF (in_msg_buf); + break; + case CHANNEL1: + i = in_msg_buf->channel1_msg.length; + in_msg_buf->channel1_msg.data[i] = '\0'; + printf ("%s", in_msg_buf->channel1_msg.data); + gdb_flush (gdb_stdout); + /* Send CHANNEL1_ACK message */ + out_msg_buf->channel1_ack_msg.code = CHANNEL1_ACK; + out_msg_buf->channel1_ack_msg.length = 0; + result = msg_send_serial (out_msg_buf); + break; + case HALT: + goto halted; + default: + goto halted; + } } - } halted: /* FIXME, these printfs should not be here. This is a source level debugger, guys! */ - if (in_msg_buf->halt_msg.trap_number== 0) - { printf("Am290*0 received vector number %d (break point)\n", - in_msg_buf->halt_msg.trap_number); - status->kind = TARGET_WAITKIND_STOPPED; - status->value.sig = TARGET_SIGNAL_TRAP; - } - else if (in_msg_buf->halt_msg.trap_number== 1) + if (in_msg_buf->halt_msg.trap_number == 0) { - printf("Am290*0 received vector number %d\n", - in_msg_buf->halt_msg.trap_number); + printf ("Am290*0 received vector number %d (break point)\n", + in_msg_buf->halt_msg.trap_number); + status->kind = TARGET_WAITKIND_STOPPED; + status->value.sig = TARGET_SIGNAL_TRAP; + } + else if (in_msg_buf->halt_msg.trap_number == 1) + { + printf ("Am290*0 received vector number %d\n", + in_msg_buf->halt_msg.trap_number); status->kind = TARGET_WAITKIND_STOPPED; status->value.sig = TARGET_SIGNAL_BUS; } - else if (in_msg_buf->halt_msg.trap_number== 3 - || in_msg_buf->halt_msg.trap_number== 4) - { printf("Am290*0 received vector number %d\n", - in_msg_buf->halt_msg.trap_number); + else if (in_msg_buf->halt_msg.trap_number == 3 + || in_msg_buf->halt_msg.trap_number == 4) + { + printf ("Am290*0 received vector number %d\n", + in_msg_buf->halt_msg.trap_number); status->kind = TARGET_WAITKIND_STOPPED; status->value.sig = TARGET_SIGNAL_FPE; - } - else if (in_msg_buf->halt_msg.trap_number== 5) - { printf("Am290*0 received vector number %d\n", - in_msg_buf->halt_msg.trap_number); + } + else if (in_msg_buf->halt_msg.trap_number == 5) + { + printf ("Am290*0 received vector number %d\n", + in_msg_buf->halt_msg.trap_number); status->kind = TARGET_WAITKIND_STOPPED; status->value.sig = TARGET_SIGNAL_ILL; - } + } else if (in_msg_buf->halt_msg.trap_number >= 6 - && in_msg_buf->halt_msg.trap_number <= 11) - { printf("Am290*0 received vector number %d\n", - in_msg_buf->halt_msg.trap_number); + && in_msg_buf->halt_msg.trap_number <= 11) + { + printf ("Am290*0 received vector number %d\n", + in_msg_buf->halt_msg.trap_number); status->kind = TARGET_WAITKIND_STOPPED; status->value.sig = TARGET_SIGNAL_SEGV; - } - else if (in_msg_buf->halt_msg.trap_number== 12 - || in_msg_buf->halt_msg.trap_number== 13) - { printf("Am290*0 received vector number %d\n", - in_msg_buf->halt_msg.trap_number); + } + else if (in_msg_buf->halt_msg.trap_number == 12 + || in_msg_buf->halt_msg.trap_number == 13) + { + printf ("Am290*0 received vector number %d\n", + in_msg_buf->halt_msg.trap_number); status->kind = TARGET_WAITKIND_STOPPED; status->value.sig = TARGET_SIGNAL_ILL; - } - else if (in_msg_buf->halt_msg.trap_number== 14) - { printf("Am290*0 received vector number %d\n", - in_msg_buf->halt_msg.trap_number); + } + else if (in_msg_buf->halt_msg.trap_number == 14) + { + printf ("Am290*0 received vector number %d\n", + in_msg_buf->halt_msg.trap_number); status->kind = TARGET_WAITKIND_STOPPED; status->value.sig = TARGET_SIGNAL_ALRM; - } - else if (in_msg_buf->halt_msg.trap_number== 15) + } + else if (in_msg_buf->halt_msg.trap_number == 15) { status->kind = TARGET_WAITKIND_STOPPED; status->value.sig = TARGET_SIGNAL_TRAP; } else if (in_msg_buf->halt_msg.trap_number >= 16 - && in_msg_buf->halt_msg.trap_number <= 21) - { printf("Am290*0 received vector number %d\n", - in_msg_buf->halt_msg.trap_number); + && in_msg_buf->halt_msg.trap_number <= 21) + { + printf ("Am290*0 received vector number %d\n", + in_msg_buf->halt_msg.trap_number); status->kind = TARGET_WAITKIND_STOPPED; status->value.sig = TARGET_SIGNAL_INT; - } - else if (in_msg_buf->halt_msg.trap_number== 22) - { printf("Am290*0 received vector number %d\n", - in_msg_buf->halt_msg.trap_number); + } + else if (in_msg_buf->halt_msg.trap_number == 22) + { + printf ("Am290*0 received vector number %d\n", + in_msg_buf->halt_msg.trap_number); status->kind = TARGET_WAITKIND_STOPPED; status->value.sig = TARGET_SIGNAL_ILL; - } /* BREAK message was sent */ - else if (in_msg_buf->halt_msg.trap_number== 75) + } /* BREAK message was sent */ + else if (in_msg_buf->halt_msg.trap_number == 75) { status->kind = TARGET_WAITKIND_STOPPED; status->value.sig = TARGET_SIGNAL_TRAP; } else -exit: + exit: { status->kind = TARGET_WAITKIND_EXITED; status->value.integer = 0; @@ -642,96 +717,103 @@ exit: * Read a remote register 'regno'. * If regno==-1 then read all the registers. */ -static void +static void mm_fetch_registers (regno) -int regno; + int regno; { INT32 *data_p; - if (regno >= 0) { - fetch_register(regno); - return; - } + if (regno >= 0) + { + fetch_register (regno); + return; + } /* Gr1/rsp */ - out_msg_buf->read_req_msg.byte_count = 4*1; + out_msg_buf->read_req_msg.byte_count = 4 * 1; out_msg_buf->read_req_msg.memory_space = GLOBAL_REG; out_msg_buf->read_req_msg.address = 1; - msg_send_serial(out_msg_buf); - expect_msg(READ_ACK,in_msg_buf,1); + msg_send_serial (out_msg_buf); + expect_msg (READ_ACK, in_msg_buf, 1); data_p = &(in_msg_buf->read_r_ack_msg.data[0]); - supply_register (GR1_REGNUM , data_p); + supply_register (GR1_REGNUM, data_p); #if defined(GR64_REGNUM) /* Read gr64-127 */ -/* Global Registers gr64-gr95 */ - out_msg_buf->read_req_msg.code= READ_REQ; - out_msg_buf->read_req_msg.length = 4*3; - out_msg_buf->read_req_msg.byte_count = 4*32; +/* Global Registers gr64-gr95 */ + out_msg_buf->read_req_msg.code = READ_REQ; + out_msg_buf->read_req_msg.length = 4 * 3; + out_msg_buf->read_req_msg.byte_count = 4 * 32; out_msg_buf->read_req_msg.memory_space = GLOBAL_REG; out_msg_buf->read_req_msg.address = 64; - msg_send_serial(out_msg_buf); - expect_msg(READ_ACK,in_msg_buf,1); + msg_send_serial (out_msg_buf); + expect_msg (READ_ACK, in_msg_buf, 1); data_p = &(in_msg_buf->read_r_ack_msg.data[0]); - for (regno=GR64_REGNUM; regnoread_req_msg.code= READ_REQ; - out_msg_buf->read_req_msg.length = 4*3; +/* Global Registers gr96-gr127 */ + out_msg_buf->read_req_msg.code = READ_REQ; + out_msg_buf->read_req_msg.length = 4 * 3; out_msg_buf->read_req_msg.byte_count = 4 * 32; out_msg_buf->read_req_msg.memory_space = GLOBAL_REG; out_msg_buf->read_req_msg.address = 96; - msg_send_serial(out_msg_buf); - expect_msg(READ_ACK,in_msg_buf,1); + msg_send_serial (out_msg_buf); + expect_msg (READ_ACK, in_msg_buf, 1); data_p = &(in_msg_buf->read_r_ack_msg.data[0]); - for (regno=GR96_REGNUM; regnoread_req_msg.byte_count = 4 * (128); out_msg_buf->read_req_msg.memory_space = LOCAL_REG; out_msg_buf->read_req_msg.address = 0; - msg_send_serial(out_msg_buf); - expect_msg(READ_ACK,in_msg_buf,1); + msg_send_serial (out_msg_buf); + expect_msg (READ_ACK, in_msg_buf, 1); data_p = &(in_msg_buf->read_r_ack_msg.data[0]); - for (regno=LR0_REGNUM; regnoread_req_msg.byte_count = 4*15; +/* Protected Special Registers */ + out_msg_buf->read_req_msg.byte_count = 4 * 15; out_msg_buf->read_req_msg.memory_space = SPECIAL_REG; out_msg_buf->read_req_msg.address = 0; - msg_send_serial( out_msg_buf); - expect_msg(READ_ACK,in_msg_buf,1); + msg_send_serial (out_msg_buf); + expect_msg (READ_ACK, in_msg_buf, 1); data_p = &(in_msg_buf->read_r_ack_msg.data[0]); - for (regno=0; regno<=14; regno++) { - supply_register (SR_REGNUM(regno), data_p++); - } - if (USE_SHADOW_PC) { /* Let regno_to_srnum() handle the register number */ - fetch_register(NPC_REGNUM); - fetch_register(PC_REGNUM); - fetch_register(PC2_REGNUM); - } + for (regno = 0; regno <= 14; regno++) + { + supply_register (SR_REGNUM (regno), data_p++); + } + if (USE_SHADOW_PC) + { /* Let regno_to_srnum() handle the register number */ + fetch_register (NPC_REGNUM); + fetch_register (PC_REGNUM); + fetch_register (PC2_REGNUM); + } -/* Unprotected Special Registers */ - out_msg_buf->read_req_msg.byte_count = 4*8; +/* Unprotected Special Registers */ + out_msg_buf->read_req_msg.byte_count = 4 * 8; out_msg_buf->read_req_msg.memory_space = SPECIAL_REG; out_msg_buf->read_req_msg.address = 128; - msg_send_serial( out_msg_buf); - expect_msg(READ_ACK,in_msg_buf,1); + msg_send_serial (out_msg_buf); + expect_msg (READ_ACK, in_msg_buf, 1); data_p = &(in_msg_buf->read_r_ack_msg.data[0]); - for (regno=128; regno<=135; regno++) { - supply_register (SR_REGNUM(regno), data_p++); - } + for (regno = 128; regno <= 135; regno++) + { + supply_register (SR_REGNUM (regno), data_p++); + } /* There doesn't seem to be any way to get these. */ { @@ -752,124 +834,133 @@ int regno; static void mm_store_registers (regno) -int regno; + int regno; { int result; - - if (regno >= 0) { - store_register(regno); - return; - } + + if (regno >= 0) + { + store_register (regno); + return; + } result = 0; - out_msg_buf->write_r_msg.code= WRITE_REQ; + out_msg_buf->write_r_msg.code = WRITE_REQ; /* Gr1/rsp */ - out_msg_buf->write_r_msg.byte_count = 4*1; - out_msg_buf->write_r_msg.length = 3*4 + out_msg_buf->write_r_msg.byte_count; + out_msg_buf->write_r_msg.byte_count = 4 * 1; + out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; out_msg_buf->write_r_msg.memory_space = GLOBAL_REG; out_msg_buf->write_r_msg.address = 1; out_msg_buf->write_r_msg.data[0] = read_register (GR1_REGNUM); - msg_send_serial( out_msg_buf); - if (!expect_msg(WRITE_ACK,in_msg_buf,1)) { - result = -1; - } + msg_send_serial (out_msg_buf); + if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) + { + result = -1; + } #if defined(GR64_REGNUM) /* Global registers gr64-gr95 */ - out_msg_buf->write_r_msg.byte_count = 4* (32); - out_msg_buf->write_r_msg.length = 3*4 + out_msg_buf->write_r_msg.byte_count; + out_msg_buf->write_r_msg.byte_count = 4 * (32); + out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; out_msg_buf->write_r_msg.address = 64; - for (regno=GR64_REGNUM ; regnowrite_r_msg.data[regno-GR64_REGNUM] = read_register (regno); + out_msg_buf->write_r_msg.data[regno - GR64_REGNUM] = read_register (regno); } - msg_send_serial(out_msg_buf); - if (!expect_msg(WRITE_ACK,in_msg_buf,1)) { - result = -1; - } -#endif /* GR64_REGNUM */ + msg_send_serial (out_msg_buf); + if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) + { + result = -1; + } +#endif /* GR64_REGNUM */ /* Global registers gr96-gr127 */ - out_msg_buf->write_r_msg.byte_count = 4* (32); - out_msg_buf->write_r_msg.length = 3*4 + out_msg_buf->write_r_msg.byte_count; + out_msg_buf->write_r_msg.byte_count = 4 * (32); + out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; out_msg_buf->write_r_msg.address = 96; - for (regno=GR96_REGNUM ; regnowrite_r_msg.data[regno-GR96_REGNUM] = read_register (regno); + out_msg_buf->write_r_msg.data[regno - GR96_REGNUM] = read_register (regno); + } + msg_send_serial (out_msg_buf); + if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) + { + result = -1; } - msg_send_serial( out_msg_buf); - if (!expect_msg(WRITE_ACK,in_msg_buf,1)) { - result = -1; - } /* Local Registers */ out_msg_buf->write_r_msg.memory_space = LOCAL_REG; - out_msg_buf->write_r_msg.byte_count = 4*128; - out_msg_buf->write_r_msg.length = 3*4 + out_msg_buf->write_r_msg.byte_count; + out_msg_buf->write_r_msg.byte_count = 4 * 128; + out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; out_msg_buf->write_r_msg.address = 0; - for (regno = LR0_REGNUM ; regno < LR0_REGNUM+128 ; regno++) + for (regno = LR0_REGNUM; regno < LR0_REGNUM + 128; regno++) { - out_msg_buf->write_r_msg.data[regno-LR0_REGNUM] = read_register (regno); + out_msg_buf->write_r_msg.data[regno - LR0_REGNUM] = read_register (regno); + } + msg_send_serial (out_msg_buf); + if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) + { + result = -1; } - msg_send_serial( out_msg_buf); - if (!expect_msg(WRITE_ACK,in_msg_buf,1)) { - result = -1; - } -/* Protected Special Registers */ +/* Protected Special Registers */ /* VAB through TMR */ out_msg_buf->write_r_msg.memory_space = SPECIAL_REG; - out_msg_buf->write_r_msg.byte_count = 4* 10; - out_msg_buf->write_r_msg.length = 3*4 + out_msg_buf->write_r_msg.byte_count; + out_msg_buf->write_r_msg.byte_count = 4 * 10; + out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; out_msg_buf->write_r_msg.address = 0; - for (regno = 0 ; regno<=9 ; regno++) /* VAB through TMR */ - out_msg_buf->write_r_msg.data[regno] = read_register (SR_REGNUM(regno)); - msg_send_serial( out_msg_buf); - if (!expect_msg(WRITE_ACK,in_msg_buf,1)) { - result = -1; - } + for (regno = 0; regno <= 9; regno++) /* VAB through TMR */ + out_msg_buf->write_r_msg.data[regno] = read_register (SR_REGNUM (regno)); + msg_send_serial (out_msg_buf); + if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) + { + result = -1; + } /* PC0, PC1, PC2 possibly as shadow registers */ - out_msg_buf->write_r_msg.byte_count = 4* 3; - out_msg_buf->write_r_msg.length = 3*4 + out_msg_buf->write_r_msg.byte_count; - for (regno=10 ; regno<=12 ; regno++) /* LRU and MMU */ - out_msg_buf->write_r_msg.data[regno-10] = read_register (SR_REGNUM(regno)); - if (USE_SHADOW_PC) + out_msg_buf->write_r_msg.byte_count = 4 * 3; + out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; + for (regno = 10; regno <= 12; regno++) /* LRU and MMU */ + out_msg_buf->write_r_msg.data[regno - 10] = read_register (SR_REGNUM (regno)); + if (USE_SHADOW_PC) out_msg_buf->write_r_msg.address = 20; /* SPC0 */ - else + else out_msg_buf->write_r_msg.address = 10; /* PC0 */ - msg_send_serial( out_msg_buf); - if (!expect_msg(WRITE_ACK,in_msg_buf,1)) { - result = -1; - } + msg_send_serial (out_msg_buf); + if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) + { + result = -1; + } /* LRU and MMU */ - out_msg_buf->write_r_msg.byte_count = 4* 2; - out_msg_buf->write_r_msg.length = 3*4 + out_msg_buf->write_r_msg.byte_count; + out_msg_buf->write_r_msg.byte_count = 4 * 2; + out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; out_msg_buf->write_r_msg.address = 13; - for (regno=13 ; regno<=14 ; regno++) /* LRU and MMU */ - out_msg_buf->write_r_msg.data[regno-13] = read_register (SR_REGNUM(regno)); - msg_send_serial( out_msg_buf); - if (!expect_msg(WRITE_ACK,in_msg_buf,1)) { - result = -1; - } + for (regno = 13; regno <= 14; regno++) /* LRU and MMU */ + out_msg_buf->write_r_msg.data[regno - 13] = read_register (SR_REGNUM (regno)); + msg_send_serial (out_msg_buf); + if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) + { + result = -1; + } -/* Unprotected Special Registers */ - out_msg_buf->write_r_msg.byte_count = 4*8; - out_msg_buf->write_r_msg.length = 3*4 + out_msg_buf->write_r_msg.byte_count; +/* Unprotected Special Registers */ + out_msg_buf->write_r_msg.byte_count = 4 * 8; + out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; out_msg_buf->write_r_msg.address = 128; - for (regno = 128 ; regno<=135 ; regno++) - out_msg_buf->write_r_msg.data[regno-128] = read_register(SR_REGNUM(regno)); - msg_send_serial( out_msg_buf); - if (!expect_msg(WRITE_ACK,in_msg_buf,1)) { - result = -1; - } - + for (regno = 128; regno <= 135; regno++) + out_msg_buf->write_r_msg.data[regno - 128] = read_register (SR_REGNUM (regno)); + msg_send_serial (out_msg_buf); + if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) + { + result = -1; + } + registers_changed (); } @@ -888,22 +979,25 @@ mm_prepare_to_store () /******************************************************* REMOTE_XFER_MEMORY */ static CORE_ADDR -translate_addr(addr) -CORE_ADDR addr; +translate_addr (addr) + CORE_ADDR addr; { #if defined(KERNEL_DEBUGGING) - /* Check for a virtual address in the kernel */ - /* Assume physical address of ublock is in paddr_u register */ - /* FIXME: doesn't work for user virtual addresses */ - if (addr >= UVADDR) { - /* PADDR_U register holds the physical address of the ublock */ - CORE_ADDR i = (CORE_ADDR)read_register(PADDR_U_REGNUM); - return(i + addr - (CORE_ADDR)UVADDR); - } else { - return(addr); - } + /* Check for a virtual address in the kernel */ + /* Assume physical address of ublock is in paddr_u register */ + /* FIXME: doesn't work for user virtual addresses */ + if (addr >= UVADDR) + { + /* PADDR_U register holds the physical address of the ublock */ + CORE_ADDR i = (CORE_ADDR) read_register (PADDR_U_REGNUM); + return (i + addr - (CORE_ADDR) UVADDR); + } + else + { + return (addr); + } #else - return(addr); + return (addr); #endif } @@ -912,7 +1006,7 @@ static void mm_files_info () { printf ("\tAttached to %s at %d baud and running program %s.\n", - dev_name, baudrate, prog_name); + dev_name, baudrate, prog_name); } /************************************************* REMOTE_INSERT_BREAKPOINT */ @@ -922,17 +1016,20 @@ mm_insert_breakpoint (addr, contents_cache) char *contents_cache; { out_msg_buf->bkpt_set_msg.code = BKPT_SET; - out_msg_buf->bkpt_set_msg.length = 4*4; + out_msg_buf->bkpt_set_msg.length = 4 * 4; out_msg_buf->bkpt_set_msg.memory_space = I_MEM; out_msg_buf->bkpt_set_msg.bkpt_addr = (ADDR32) addr; out_msg_buf->bkpt_set_msg.pass_count = 1; out_msg_buf->bkpt_set_msg.bkpt_type = -1; /* use illop for 29000 */ - msg_send_serial( out_msg_buf); - if (expect_msg(BKPT_SET_ACK,in_msg_buf,1)) { - return 0; /* Success */ - } else { - return 1; /* Failure */ - } + msg_send_serial (out_msg_buf); + if (expect_msg (BKPT_SET_ACK, in_msg_buf, 1)) + { + return 0; /* Success */ + } + else + { + return 1; /* Failure */ + } } /************************************************* REMOTE_DELETE_BREAKPOINT */ @@ -942,49 +1039,55 @@ mm_remove_breakpoint (addr, contents_cache) char *contents_cache; { out_msg_buf->bkpt_rm_msg.code = BKPT_RM; - out_msg_buf->bkpt_rm_msg.length = 4*3; + out_msg_buf->bkpt_rm_msg.length = 4 * 3; out_msg_buf->bkpt_rm_msg.memory_space = I_MEM; out_msg_buf->bkpt_rm_msg.bkpt_addr = (ADDR32) addr; - msg_send_serial( out_msg_buf); - if (expect_msg(BKPT_RM_ACK,in_msg_buf,1)) { - return 0; /* Success */ - } else { - return 1; /* Failure */ - } + msg_send_serial (out_msg_buf); + if (expect_msg (BKPT_RM_ACK, in_msg_buf, 1)) + { + return 0; /* Success */ + } + else + { + return 1; /* Failure */ + } } /******************************************************* REMOTE_KILL */ static void -mm_kill(arg,from_tty) -char *arg; -int from_tty; +mm_kill (arg, from_tty) + char *arg; + int from_tty; { - char buf[4]; + char buf[4]; #if defined(KERNEL_DEBUGGING) - /* We don't ever kill the kernel */ - if (from_tty) { - printf("Kernel not killed, but left in current state.\n"); - printf("Use detach to leave kernel running.\n"); - } + /* We don't ever kill the kernel */ + if (from_tty) + { + printf ("Kernel not killed, but left in current state.\n"); + printf ("Use detach to leave kernel running.\n"); + } #else - out_msg_buf->break_msg.code = BREAK; - out_msg_buf->bkpt_set_msg.length = 4*0; - expect_msg(HALT,in_msg_buf,from_tty); - if (from_tty) { - printf("Target has been stopped."); - printf("Would you like to do a hardware reset (y/n) [n] "); - fgets(buf,3,stdin); - if (buf[0] == 'y') { - out_msg_buf->reset_msg.code = RESET; - out_msg_buf->bkpt_set_msg.length = 4*0; - expect_msg(RESET_ACK,in_msg_buf,from_tty); - printf("Target has been reset."); - } + out_msg_buf->break_msg.code = BREAK; + out_msg_buf->bkpt_set_msg.length = 4 * 0; + expect_msg (HALT, in_msg_buf, from_tty); + if (from_tty) + { + printf ("Target has been stopped."); + printf ("Would you like to do a hardware reset (y/n) [n] "); + fgets (buf, 3, stdin); + if (buf[0] == 'y') + { + out_msg_buf->reset_msg.code = RESET; + out_msg_buf->bkpt_set_msg.length = 4 * 0; + expect_msg (RESET_ACK, in_msg_buf, from_tty); + printf ("Target has been reset."); } - pop_target(); -#endif + } + pop_target (); +#endif } @@ -994,14 +1097,14 @@ int from_tty; * Load a program into the target. */ static void -mm_load(arg_string,from_tty) -char *arg_string; -int from_tty; +mm_load (arg_string, from_tty) + char *arg_string; + int from_tty; { dont_repeat (); #if defined(KERNEL_DEBUGGING) - printf("The kernel had better be loaded already! Loading not done.\n"); + printf ("The kernel had better be loaded already! Loading not done.\n"); #else if (arg_string == 0) error ("The load command takes a file name"); @@ -1010,12 +1113,12 @@ int from_tty; make_cleanup (free, arg_string); QUIT; immediate_quit++; - error("File loading is not yet supported for MiniMon."); + error ("File loading is not yet supported for MiniMon."); /* FIXME, code to load your file here... */ /* You may need to do an init_target_mm() */ /* init_target_mm(?,?,?,?,?,?,?,?); */ immediate_quit--; - /* symbol_file_add (arg_string, from_tty, text_addr, 0, 0); */ + /* symbol_file_add (arg_string, from_tty, text_addr, 0, 0, 0, 0); */ #endif } @@ -1029,63 +1132,73 @@ mm_write_inferior_memory (memaddr, myaddr, len) char *myaddr; int len; { - int i,nwritten; - - out_msg_buf->write_req_msg.code= WRITE_REQ; - out_msg_buf->write_req_msg.memory_space = mm_memory_space(memaddr); - - nwritten=0; - while (nwritten < len) { - int num_to_write = len - nwritten; - if (num_to_write > MAXDATA) num_to_write = MAXDATA; - for (i=0 ; i < num_to_write ; i++) - out_msg_buf->write_req_msg.data[i] = myaddr[i+nwritten]; - out_msg_buf->write_req_msg.byte_count = num_to_write; - out_msg_buf->write_req_msg.length = 3*4 + num_to_write; - out_msg_buf->write_req_msg.address = memaddr + nwritten; - msg_send_serial(out_msg_buf); - - if (expect_msg(WRITE_ACK,in_msg_buf,1)) { - nwritten += in_msg_buf->write_ack_msg.byte_count; - } else { - break; - } - } - return(nwritten); + int i, nwritten; + + out_msg_buf->write_req_msg.code = WRITE_REQ; + out_msg_buf->write_req_msg.memory_space = mm_memory_space (memaddr); + + nwritten = 0; + while (nwritten < len) + { + int num_to_write = len - nwritten; + if (num_to_write > MAXDATA) + num_to_write = MAXDATA; + for (i = 0; i < num_to_write; i++) + out_msg_buf->write_req_msg.data[i] = myaddr[i + nwritten]; + out_msg_buf->write_req_msg.byte_count = num_to_write; + out_msg_buf->write_req_msg.length = 3 * 4 + num_to_write; + out_msg_buf->write_req_msg.address = memaddr + nwritten; + msg_send_serial (out_msg_buf); + + if (expect_msg (WRITE_ACK, in_msg_buf, 1)) + { + nwritten += in_msg_buf->write_ack_msg.byte_count; + } + else + { + break; + } + } + return (nwritten); } /************************************************* REMOTE_READ_INFERIOR_MEMORY ** Read LEN bytes from inferior memory at MEMADDR. Put the result at debugger address MYADDR. Returns number of bytes read. */ static int -mm_read_inferior_memory(memaddr, myaddr, len) +mm_read_inferior_memory (memaddr, myaddr, len) CORE_ADDR memaddr; char *myaddr; int len; { - int i,nread; - - out_msg_buf->read_req_msg.code= READ_REQ; - out_msg_buf->read_req_msg.memory_space = mm_memory_space(memaddr); - - nread=0; - while (nread < len) { - int num_to_read = (len - nread); - if (num_to_read > MAXDATA) num_to_read = MAXDATA; - out_msg_buf->read_req_msg.byte_count = num_to_read; - out_msg_buf->read_req_msg.length = 3*4 + num_to_read; - out_msg_buf->read_req_msg.address = memaddr + nread; - msg_send_serial(out_msg_buf); - - if (expect_msg(READ_ACK,in_msg_buf,1)) { - for (i=0 ; iread_ack_msg.byte_count ; i++) - myaddr[i+nread] = in_msg_buf->read_ack_msg.data[i]; - nread += in_msg_buf->read_ack_msg.byte_count; - } else { - break; - } - } - return(nread); + int i, nread; + + out_msg_buf->read_req_msg.code = READ_REQ; + out_msg_buf->read_req_msg.memory_space = mm_memory_space (memaddr); + + nread = 0; + while (nread < len) + { + int num_to_read = (len - nread); + if (num_to_read > MAXDATA) + num_to_read = MAXDATA; + out_msg_buf->read_req_msg.byte_count = num_to_read; + out_msg_buf->read_req_msg.length = 3 * 4 + num_to_read; + out_msg_buf->read_req_msg.address = memaddr + nread; + msg_send_serial (out_msg_buf); + + if (expect_msg (READ_ACK, in_msg_buf, 1)) + { + for (i = 0; i < in_msg_buf->read_ack_msg.byte_count; i++) + myaddr[i + nread] = in_msg_buf->read_ack_msg.data[i]; + nread += in_msg_buf->read_ack_msg.byte_count; + } + else + { + break; + } + } + return (nread); } /* FIXME! Merge these two. */ @@ -1097,7 +1210,7 @@ mm_xfer_inferior_memory (memaddr, myaddr, len, write) int write; { - memaddr = translate_addr(memaddr); + memaddr = translate_addr (memaddr); if (write) return mm_write_inferior_memory (memaddr, myaddr, len); @@ -1119,27 +1232,30 @@ mm_xfer_inferior_memory (memaddr, myaddr, len, write) */ int -msg_send_serial(msg_ptr) - union msg_t *msg_ptr; +msg_send_serial (msg_ptr) + union msg_t *msg_ptr; { - INT32 message_size; - int byte_count; - int result; - char c; - - /* Send message header */ - byte_count = 0; - message_size = msg_ptr->generic_msg.length + (2 * sizeof(INT32)); - do { - c = *((char *)msg_ptr+byte_count); - result = write(mm_desc, &c, 1); - if (result == 1) { - byte_count = byte_count + 1; - } - } while ((byte_count < message_size) ); - - return(0); -} /* end msg_send_serial() */ + INT32 message_size; + int byte_count; + int result; + char c; + + /* Send message header */ + byte_count = 0; + message_size = msg_ptr->generic_msg.length + (2 * sizeof (INT32)); + do + { + c = *((char *) msg_ptr + byte_count); + result = write (mm_desc, &c, 1); + if (result == 1) + { + byte_count = byte_count + 1; + } + } + while ((byte_count < message_size)); + + return (0); +} /* end msg_send_serial() */ /********************************************************** MSG_RECV_SERIAL ** This function is used to receive a message over a @@ -1153,59 +1269,67 @@ msg_send_serial(msg_ptr) */ int -msg_recv_serial(msg_ptr) -union msg_t *msg_ptr; +msg_recv_serial (msg_ptr) + union msg_t *msg_ptr; { - static INT32 length=0; - static INT32 byte_count=0; - int result; - char c; - if(msg_ptr == 0) /* re-sync request */ - { length=0; - byte_count=0; + static INT32 length = 0; + static INT32 byte_count = 0; + int result; + char c; + if (msg_ptr == 0) /* re-sync request */ + { + length = 0; + byte_count = 0; #ifdef HAVE_TERMIO - /* The timeout here is the prevailing timeout set with VTIME */ - ->"timeout==0 semantics not supported" - read(mm_desc, in_buf, BUFER_SIZE); + /* The timeout here is the prevailing timeout set with VTIME */ + ->"timeout==0 semantics not supported" + read (mm_desc, in_buf, BUFER_SIZE); #else - alarm (1); - read(mm_desc, in_buf, BUFER_SIZE); - alarm (0); + alarm (1); + read (mm_desc, in_buf, BUFER_SIZE); + alarm (0); #endif - return(0); - } - /* Receive message */ + return (0); + } + /* Receive message */ #ifdef HAVE_TERMIO /* Timeout==0, help support the mm_wait() routine */ - ->"timeout==0 semantics not supported (and its nice if they are)" - result = read(mm_desc, &c, 1); + ->"timeout==0 semantics not supported (and its nice if they are)" + result = read (mm_desc, &c, 1); #else - alarm(timeout); - result = read(mm_desc, &c, 1); + alarm (timeout); + result = read (mm_desc, &c, 1); alarm (0); #endif - if ( result < 0) { - if (errno == EINTR) { - error ("Timeout reading from remote system."); - } else + if (result < 0) + { + if (errno == EINTR) + { + error ("Timeout reading from remote system."); + } + else perror_with_name ("remote"); - } else if (result == 1) { - *((char *)msg_ptr+byte_count) = c; + } + else if (result == 1) + { + *((char *) msg_ptr + byte_count) = c; byte_count = byte_count + 1; - } + } - /* Message header received. Save message length. */ - if (byte_count == (2 * sizeof(INT32))) - length = msg_ptr->generic_msg.length; + /* Message header received. Save message length. */ + if (byte_count == (2 * sizeof (INT32))) + length = msg_ptr->generic_msg.length; - if (byte_count >= (length + (2 * sizeof(INT32)))) { + if (byte_count >= (length + (2 * sizeof (INT32)))) + { /* Message received */ byte_count = 0; - return(0); - } else - return (-1); + return (0); + } + else + return (-1); -} /* end msg_recv_serial() */ +} /* end msg_recv_serial() */ /********************************************************************* KBD_RAW ** This function is used to put the keyboard in "raw" @@ -1215,53 +1339,54 @@ union msg_t *msg_ptr; TERMINAL kbd_tbuf; int -kbd_raw() { - int result; - TERMINAL tbuf; +kbd_raw () +{ + int result; + TERMINAL tbuf; - /* Get keyboard termio (to save to restore original modes) */ + /* Get keyboard termio (to save to restore original modes) */ #ifdef HAVE_TERMIO - result = ioctl(0, TCGETA, &kbd_tbuf); + result = ioctl (0, TCGETA, &kbd_tbuf); #else - result = ioctl(0, TIOCGETP, &kbd_tbuf); + result = ioctl (0, TIOCGETP, &kbd_tbuf); #endif - if (result == -1) - return (errno); + if (result == -1) + return (errno); - /* Get keyboard TERMINAL (for modification) */ + /* Get keyboard TERMINAL (for modification) */ #ifdef HAVE_TERMIO - result = ioctl(0, TCGETA, &tbuf); + result = ioctl (0, TCGETA, &tbuf); #else - result = ioctl(0, TIOCGETP, &tbuf); + result = ioctl (0, TIOCGETP, &tbuf); #endif - if (result == -1) - return (errno); + if (result == -1) + return (errno); - /* Set up new parameters */ + /* Set up new parameters */ #ifdef HAVE_TERMIO - tbuf.c_iflag = tbuf.c_iflag & - ~(INLCR | ICRNL | IUCLC | ISTRIP | IXON | BRKINT); - tbuf.c_lflag = tbuf.c_lflag & ~(ICANON | ISIG | ECHO); - tbuf.c_cc[4] = 0; /* MIN */ - tbuf.c_cc[5] = 0; /* TIME */ + tbuf.c_iflag = tbuf.c_iflag & + ~(INLCR | ICRNL | IUCLC | ISTRIP | IXON | BRKINT); + tbuf.c_lflag = tbuf.c_lflag & ~(ICANON | ISIG | ECHO); + tbuf.c_cc[4] = 0; /* MIN */ + tbuf.c_cc[5] = 0; /* TIME */ #else - /* FIXME: not sure if this is correct (matches HAVE_TERMIO). */ - tbuf.sg_flags |= RAW; - tbuf.sg_flags |= ANYP; - tbuf.sg_flags &= ~ECHO; + /* FIXME: not sure if this is correct (matches HAVE_TERMIO). */ + tbuf.sg_flags |= RAW; + tbuf.sg_flags |= ANYP; + tbuf.sg_flags &= ~ECHO; #endif - /* Set keyboard termio to new mode (RAW) */ + /* Set keyboard termio to new mode (RAW) */ #ifdef HAVE_TERMIO - result = ioctl(0, TCSETAF, &tbuf); + result = ioctl (0, TCSETAF, &tbuf); #else - result = ioctl(0, TIOCSETP, &tbuf); -#endif - if (result == -1) - return (errno); + result = ioctl (0, TIOCSETP, &tbuf); +#endif + if (result == -1) + return (errno); - return (0); -} /* end kbd_raw() */ + return (0); +} /* end kbd_raw() */ @@ -1273,24 +1398,25 @@ kbd_raw() { */ int -kbd_restore() { - int result; +kbd_restore () +{ + int result; - /* Set keyboard termio to original mode */ + /* Set keyboard termio to original mode */ #ifdef HAVE_TERMIO - result = ioctl(0, TCSETAF, &kbd_tbuf); + result = ioctl (0, TCSETAF, &kbd_tbuf); #else - result = ioctl(0, TIOCGETP, &kbd_tbuf); + result = ioctl (0, TIOCGETP, &kbd_tbuf); #endif - if (result == -1) - return (errno); + if (result == -1) + return (errno); - return(0); -} /* end kbd_cooked() */ + return (0); +} /* end kbd_cooked() */ -/*****************************************************************************/ +/*****************************************************************************/ /* Fetch a single register indicatated by 'regno'. * Returns 0/-1 on success/failure. */ @@ -1298,50 +1424,59 @@ static int fetch_register (regno) int regno; { - int result; - out_msg_buf->read_req_msg.code= READ_REQ; - out_msg_buf->read_req_msg.length = 4*3; + int result; + out_msg_buf->read_req_msg.code = READ_REQ; + out_msg_buf->read_req_msg.length = 4 * 3; out_msg_buf->read_req_msg.byte_count = 4; if (regno == GR1_REGNUM) - { out_msg_buf->read_req_msg.memory_space = GLOBAL_REG; - out_msg_buf->read_req_msg.address = 1; - } + { + out_msg_buf->read_req_msg.memory_space = GLOBAL_REG; + out_msg_buf->read_req_msg.address = 1; + } else if (regno >= GR96_REGNUM && regno < GR96_REGNUM + 32) - { out_msg_buf->read_req_msg.memory_space = GLOBAL_REG; - out_msg_buf->read_req_msg.address = (regno - GR96_REGNUM) + 96; - } + { + out_msg_buf->read_req_msg.memory_space = GLOBAL_REG; + out_msg_buf->read_req_msg.address = (regno - GR96_REGNUM) + 96; + } #if defined(GR64_REGNUM) - else if (regno >= GR64_REGNUM && regno < GR64_REGNUM + 32 ) - { out_msg_buf->read_req_msg.memory_space = GLOBAL_REG; - out_msg_buf->read_req_msg.address = (regno - GR64_REGNUM) + 64; - } -#endif /* GR64_REGNUM */ + else if (regno >= GR64_REGNUM && regno < GR64_REGNUM + 32) + { + out_msg_buf->read_req_msg.memory_space = GLOBAL_REG; + out_msg_buf->read_req_msg.address = (regno - GR64_REGNUM) + 64; + } +#endif /* GR64_REGNUM */ else if (regno >= LR0_REGNUM && regno < LR0_REGNUM + 128) - { out_msg_buf->read_req_msg.memory_space = LOCAL_REG; - out_msg_buf->read_req_msg.address = (regno - LR0_REGNUM); - } - else if (regno>=FPE_REGNUM && regno<=EXO_REGNUM) - { int val = -1; - supply_register(160 + (regno - FPE_REGNUM),&val); - return 0; /* Pretend Success */ - } - else - { out_msg_buf->read_req_msg.memory_space = SPECIAL_REG; - out_msg_buf->read_req_msg.address = regnum_to_srnum(regno); - } - - msg_send_serial(out_msg_buf); - - if (expect_msg(READ_ACK,in_msg_buf,1)) { - supply_register (regno, &(in_msg_buf->read_r_ack_msg.data[0])); - result = 0; - } else { - result = -1; - } + { + out_msg_buf->read_req_msg.memory_space = LOCAL_REG; + out_msg_buf->read_req_msg.address = (regno - LR0_REGNUM); + } + else if (regno >= FPE_REGNUM && regno <= EXO_REGNUM) + { + int val = -1; + supply_register (160 + (regno - FPE_REGNUM), &val); + return 0; /* Pretend Success */ + } + else + { + out_msg_buf->read_req_msg.memory_space = SPECIAL_REG; + out_msg_buf->read_req_msg.address = regnum_to_srnum (regno); + } + + msg_send_serial (out_msg_buf); + + if (expect_msg (READ_ACK, in_msg_buf, 1)) + { + supply_register (regno, &(in_msg_buf->read_r_ack_msg.data[0])); + result = 0; + } + else + { + result = -1; + } return result; } -/*****************************************************************************/ +/*****************************************************************************/ /* Store a single register indicated by 'regno'. * Returns 0/-1 on success/failure. */ @@ -1349,54 +1484,63 @@ static int store_register (regno) int regno; { - int result; + int result; - out_msg_buf->write_req_msg.code= WRITE_REQ; - out_msg_buf->write_req_msg.length = 4*4; + out_msg_buf->write_req_msg.code = WRITE_REQ; + out_msg_buf->write_req_msg.length = 4 * 4; out_msg_buf->write_req_msg.byte_count = 4; out_msg_buf->write_r_msg.data[0] = read_register (regno); if (regno == GR1_REGNUM) - { out_msg_buf->write_req_msg.memory_space = GLOBAL_REG; - out_msg_buf->write_req_msg.address = 1; - /* Setting GR1 changes the numbers of all the locals, so invalidate the - * register cache. Do this *after* calling read_register, because we want - * read_register to return the value that write_register has just stuffed - * into the registers array, not the value of the register fetched from - * the inferior. - */ - registers_changed (); - } + { + out_msg_buf->write_req_msg.memory_space = GLOBAL_REG; + out_msg_buf->write_req_msg.address = 1; + /* Setting GR1 changes the numbers of all the locals, so invalidate the + * register cache. Do this *after* calling read_register, because we want + * read_register to return the value that write_register has just stuffed + * into the registers array, not the value of the register fetched from + * the inferior. + */ + registers_changed (); + } #if defined(GR64_REGNUM) - else if (regno >= GR64_REGNUM && regno < GR64_REGNUM + 32 ) - { out_msg_buf->write_req_msg.memory_space = GLOBAL_REG; - out_msg_buf->write_req_msg.address = (regno - GR64_REGNUM) + 64; - } -#endif /* GR64_REGNUM */ + else if (regno >= GR64_REGNUM && regno < GR64_REGNUM + 32) + { + out_msg_buf->write_req_msg.memory_space = GLOBAL_REG; + out_msg_buf->write_req_msg.address = (regno - GR64_REGNUM) + 64; + } +#endif /* GR64_REGNUM */ else if (regno >= GR96_REGNUM && regno < GR96_REGNUM + 32) - { out_msg_buf->write_req_msg.memory_space = GLOBAL_REG; - out_msg_buf->write_req_msg.address = (regno - GR96_REGNUM) + 96; - } + { + out_msg_buf->write_req_msg.memory_space = GLOBAL_REG; + out_msg_buf->write_req_msg.address = (regno - GR96_REGNUM) + 96; + } else if (regno >= LR0_REGNUM && regno < LR0_REGNUM + 128) - { out_msg_buf->write_req_msg.memory_space = LOCAL_REG; - out_msg_buf->write_req_msg.address = (regno - LR0_REGNUM); - } - else if (regno>=FPE_REGNUM && regno<=EXO_REGNUM) - { - return 0; /* Pretend Success */ - } - else /* An unprotected or protected special register */ - { out_msg_buf->write_req_msg.memory_space = SPECIAL_REG; - out_msg_buf->write_req_msg.address = regnum_to_srnum(regno); - } + { + out_msg_buf->write_req_msg.memory_space = LOCAL_REG; + out_msg_buf->write_req_msg.address = (regno - LR0_REGNUM); + } + else if (regno >= FPE_REGNUM && regno <= EXO_REGNUM) + { + return 0; /* Pretend Success */ + } + else + /* An unprotected or protected special register */ + { + out_msg_buf->write_req_msg.memory_space = SPECIAL_REG; + out_msg_buf->write_req_msg.address = regnum_to_srnum (regno); + } - msg_send_serial(out_msg_buf); + msg_send_serial (out_msg_buf); - if (expect_msg(WRITE_ACK,in_msg_buf,1)) { - result = 0; - } else { - result = -1; - } + if (expect_msg (WRITE_ACK, in_msg_buf, 1)) + { + result = 0; + } + else + { + result = -1; + } return result; } /****************************************************************************/ @@ -1404,63 +1548,91 @@ store_register (regno) * Convert a gdb special register number to a 29000 special register number. */ static int -regnum_to_srnum(regno) -int regno; +regnum_to_srnum (regno) + int regno; { - switch(regno) { - case VAB_REGNUM: return(0); - case OPS_REGNUM: return(1); - case CPS_REGNUM: return(2); - case CFG_REGNUM: return(3); - case CHA_REGNUM: return(4); - case CHD_REGNUM: return(5); - case CHC_REGNUM: return(6); - case RBP_REGNUM: return(7); - case TMC_REGNUM: return(8); - case TMR_REGNUM: return(9); - case NPC_REGNUM: return(USE_SHADOW_PC ? (20) : (10)); - case PC_REGNUM: return(USE_SHADOW_PC ? (21) : (11)); - case PC2_REGNUM: return(USE_SHADOW_PC ? (22) : (12)); - case MMU_REGNUM: return(13); - case LRU_REGNUM: return(14); - case IPC_REGNUM: return(128); - case IPA_REGNUM: return(129); - case IPB_REGNUM: return(130); - case Q_REGNUM: return(131); - case ALU_REGNUM: return(132); - case BP_REGNUM: return(133); - case FC_REGNUM: return(134); - case CR_REGNUM: return(135); - case FPE_REGNUM: return(160); - case INTE_REGNUM: return(161); - case FPS_REGNUM: return(162); - case EXO_REGNUM:return(164); - default: - return(255); /* Failure ? */ - } + switch (regno) + { + case VAB_REGNUM: + return (0); + case OPS_REGNUM: + return (1); + case CPS_REGNUM: + return (2); + case CFG_REGNUM: + return (3); + case CHA_REGNUM: + return (4); + case CHD_REGNUM: + return (5); + case CHC_REGNUM: + return (6); + case RBP_REGNUM: + return (7); + case TMC_REGNUM: + return (8); + case TMR_REGNUM: + return (9); + case NPC_REGNUM: + return (USE_SHADOW_PC ? (20) : (10)); + case PC_REGNUM: + return (USE_SHADOW_PC ? (21) : (11)); + case PC2_REGNUM: + return (USE_SHADOW_PC ? (22) : (12)); + case MMU_REGNUM: + return (13); + case LRU_REGNUM: + return (14); + case IPC_REGNUM: + return (128); + case IPA_REGNUM: + return (129); + case IPB_REGNUM: + return (130); + case Q_REGNUM: + return (131); + case ALU_REGNUM: + return (132); + case BP_REGNUM: + return (133); + case FC_REGNUM: + return (134); + case CR_REGNUM: + return (135); + case FPE_REGNUM: + return (160); + case INTE_REGNUM: + return (161); + case FPS_REGNUM: + return (162); + case EXO_REGNUM: + return (164); + default: + return (255); /* Failure ? */ + } } /****************************************************************************/ /* * Initialize the target debugger (minimon only). */ static void -init_target_mm(tstart,tend,dstart,dend,entry,ms_size,rs_size,arg_start) -ADDR32 tstart,tend,dstart,dend,entry; -INT32 ms_size,rs_size; -ADDR32 arg_start; +init_target_mm (tstart, tend, dstart, dend, entry, ms_size, rs_size, arg_start) + ADDR32 tstart, tend, dstart, dend, entry; + INT32 ms_size, rs_size; + ADDR32 arg_start; { - out_msg_buf->init_msg.code = INIT; - out_msg_buf->init_msg.length= sizeof(struct init_msg_t)-2*sizeof(INT32); - out_msg_buf->init_msg.text_start = tstart; - out_msg_buf->init_msg.text_end = tend; - out_msg_buf->init_msg.data_start = dstart; - out_msg_buf->init_msg.data_end = dend; - out_msg_buf->init_msg.entry_point = entry; - out_msg_buf->init_msg.mem_stack_size = ms_size; - out_msg_buf->init_msg.reg_stack_size = rs_size; - out_msg_buf->init_msg.arg_start = arg_start; - msg_send_serial(out_msg_buf); - expect_msg(INIT_ACK,in_msg_buf,1); + out_msg_buf->init_msg.code = INIT; + out_msg_buf->init_msg.length = sizeof (struct init_msg_t) - 2 * sizeof (INT32); + out_msg_buf->init_msg.text_start = tstart; + out_msg_buf->init_msg.text_end = tend; + out_msg_buf->init_msg.data_start = dstart; + out_msg_buf->init_msg.data_end = dend; + out_msg_buf->init_msg.entry_point = entry; + out_msg_buf->init_msg.mem_stack_size = ms_size; + out_msg_buf->init_msg.reg_stack_size = rs_size; + out_msg_buf->init_msg.arg_start = arg_start; + msg_send_serial (out_msg_buf); + expect_msg (INIT_ACK, in_msg_buf, 1); } /****************************************************************************/ /* @@ -1468,62 +1640,105 @@ ADDR32 arg_start; * Not all messages are represented here, only the ones that we expect * to be called with. */ -static char* -msg_str(code) -INT32 code; +static char * +msg_str (code) + INT32 code; { - static char cbuf[32]; - - switch (code) { - case BKPT_SET_ACK: sprintf(cbuf,"%s (%d)","BKPT_SET_ACK",code); break; - case BKPT_RM_ACK: sprintf(cbuf,"%s (%d)","BKPT_RM_ACK",code); break; - case INIT_ACK: sprintf(cbuf,"%s (%d)","INIT_ACK",code); break; - case READ_ACK: sprintf(cbuf,"%s (%d)","READ_ACK",code); break; - case WRITE_ACK: sprintf(cbuf,"%s (%d)","WRITE_ACK",code); break; - case ERROR: sprintf(cbuf,"%s (%d)","ERROR",code); break; - case HALT: sprintf(cbuf,"%s (%d)","HALT",code); break; - default: sprintf(cbuf,"UNKNOWN (%d)",code); break; - } - return(cbuf); + static char cbuf[32]; + + switch (code) + { + case BKPT_SET_ACK: + sprintf (cbuf, "%s (%d)", "BKPT_SET_ACK", code); + break; + case BKPT_RM_ACK: + sprintf (cbuf, "%s (%d)", "BKPT_RM_ACK", code); + break; + case INIT_ACK: + sprintf (cbuf, "%s (%d)", "INIT_ACK", code); + break; + case READ_ACK: + sprintf (cbuf, "%s (%d)", "READ_ACK", code); + break; + case WRITE_ACK: + sprintf (cbuf, "%s (%d)", "WRITE_ACK", code); + break; + case ERROR: + sprintf (cbuf, "%s (%d)", "ERROR", code); + break; + case HALT: + sprintf (cbuf, "%s (%d)", "HALT", code); + break; + default: + sprintf (cbuf, "UNKNOWN (%d)", code); + break; + } + return (cbuf); } /****************************************************************************/ /* * Selected (not all of them) error codes that we might get. */ -static char* -error_msg_str(code) -INT32 code; +static char * +error_msg_str (code) + INT32 code; { - static char cbuf[50]; - - switch (code) { - case EMFAIL: return("EMFAIL: unrecoverable error"); - case EMBADADDR: return("EMBADADDR: Illegal address"); - case EMBADREG: return("EMBADREG: Illegal register "); - case EMACCESS: return("EMACCESS: Could not access memory"); - case EMBADMSG: return("EMBADMSG: Unknown message type"); - case EMMSG2BIG: return("EMMSG2BIG: Message to large"); - case EMNOSEND: return("EMNOSEND: Could not send message"); - case EMNORECV: return("EMNORECV: Could not recv message"); - case EMRESET: return("EMRESET: Could not RESET target"); - case EMCONFIG: return("EMCONFIG: Could not get target CONFIG"); - case EMSTATUS: return("EMSTATUS: Could not get target STATUS"); - case EMREAD: return("EMREAD: Could not READ target memory"); - case EMWRITE: return("EMWRITE: Could not WRITE target memory"); - case EMBKPTSET: return("EMBKPTSET: Could not set breakpoint"); - case EMBKPTRM: return("EMBKPTRM: Could not remove breakpoint"); - case EMBKPTSTAT:return("EMBKPTSTAT: Could not get breakpoint status"); - case EMBKPTNONE:return("EMBKPTNONE: All breakpoints in use"); - case EMBKPTUSED:return("EMBKPTUSED: Breakpoints already in use"); - case EMINIT: return("EMINIT: Could not init target memory"); - case EMGO: return("EMGO: Could not start execution"); - case EMSTEP: return("EMSTEP: Could not single step"); - case EMBREAK: return("EMBREAK: Could not BREAK"); - case EMCOMMERR: return("EMCOMMERR: Communication error"); - default: sprintf(cbuf,"error number %d",code); break; - } /* end switch */ - - return (cbuf); + static char cbuf[50]; + + switch (code) + { + case EMFAIL: + return ("EMFAIL: unrecoverable error"); + case EMBADADDR: + return ("EMBADADDR: Illegal address"); + case EMBADREG: + return ("EMBADREG: Illegal register "); + case EMACCESS: + return ("EMACCESS: Could not access memory"); + case EMBADMSG: + return ("EMBADMSG: Unknown message type"); + case EMMSG2BIG: + return ("EMMSG2BIG: Message to large"); + case EMNOSEND: + return ("EMNOSEND: Could not send message"); + case EMNORECV: + return ("EMNORECV: Could not recv message"); + case EMRESET: + return ("EMRESET: Could not RESET target"); + case EMCONFIG: + return ("EMCONFIG: Could not get target CONFIG"); + case EMSTATUS: + return ("EMSTATUS: Could not get target STATUS"); + case EMREAD: + return ("EMREAD: Could not READ target memory"); + case EMWRITE: + return ("EMWRITE: Could not WRITE target memory"); + case EMBKPTSET: + return ("EMBKPTSET: Could not set breakpoint"); + case EMBKPTRM: + return ("EMBKPTRM: Could not remove breakpoint"); + case EMBKPTSTAT: + return ("EMBKPTSTAT: Could not get breakpoint status"); + case EMBKPTNONE: + return ("EMBKPTNONE: All breakpoints in use"); + case EMBKPTUSED: + return ("EMBKPTUSED: Breakpoints already in use"); + case EMINIT: + return ("EMINIT: Could not init target memory"); + case EMGO: + return ("EMGO: Could not start execution"); + case EMSTEP: + return ("EMSTEP: Could not single step"); + case EMBREAK: + return ("EMBREAK: Could not BREAK"); + case EMCOMMERR: + return ("EMCOMMERR: Communication error"); + default: + sprintf (cbuf, "error number %d", code); + break; + } /* end switch */ + + return (cbuf); } /****************************************************************************/ /* @@ -1531,30 +1746,33 @@ INT32 code; * Returns 0/1 on failure/success. */ static int -expect_msg(msgcode,msg_buf,from_tty) -INT32 msgcode; /* Msg code we expect */ -union msg_t *msg_buf; /* Where to put the message received */ -int from_tty; /* Print message on error if non-zero */ +expect_msg (msgcode, msg_buf, from_tty) + INT32 msgcode; /* Msg code we expect */ + union msg_t *msg_buf; /* Where to put the message received */ + int from_tty; /* Print message on error if non-zero */ { - int retries=0; - while(msg_recv_serial(msg_buf) && (retries++= MAX_RETRIES) { - printf("Expected msg %s, ",msg_str(msgcode)); - printf("no message received!\n"); - return(0); /* Failure */ - } + int retries = 0; + while (msg_recv_serial (msg_buf) && (retries++ < MAX_RETRIES)); + if (retries >= MAX_RETRIES) + { + printf ("Expected msg %s, ", msg_str (msgcode)); + printf ("no message received!\n"); + return (0); /* Failure */ + } - if (msg_buf->generic_msg.code != msgcode) { - if (from_tty) { - printf("Expected msg %s, ",msg_str(msgcode)); - printf("got msg %s\n",msg_str(msg_buf->generic_msg.code)); - if (msg_buf->generic_msg.code == ERROR) - printf("%s\n",error_msg_str(msg_buf->error_msg.error_code)); - } - return(0); /* Failure */ - } - return(1); /* Success */ -} + if (msg_buf->generic_msg.code != msgcode) + { + if (from_tty) + { + printf ("Expected msg %s, ", msg_str (msgcode)); + printf ("got msg %s\n", msg_str (msg_buf->generic_msg.code)); + if (msg_buf->generic_msg.code == ERROR) + printf ("%s\n", error_msg_str (msg_buf->error_msg.error_code)); + } + return (0); /* Failure */ + } + return (1); /* Success */ +} /****************************************************************************/ /* * Determine the MiniMon memory space qualifier based on the addr. @@ -1562,88 +1780,118 @@ int from_tty; /* Print message on error if non-zero */ * FIXME: Doesn't know anything about I_CACHE/D_CACHE. */ static int -mm_memory_space(addr) -CORE_ADDR *addr; +mm_memory_space (addr) + CORE_ADDR *addr; { - ADDR32 tstart = target_config.I_mem_start; - ADDR32 tend = tstart + target_config.I_mem_size; - ADDR32 dstart = target_config.D_mem_start; - ADDR32 dend = tstart + target_config.D_mem_size; - ADDR32 rstart = target_config.ROM_start; - ADDR32 rend = tstart + target_config.ROM_size; - - if (((ADDR32)addr >= tstart) && ((ADDR32)addr < tend)) { - return I_MEM; - } else if (((ADDR32)addr >= dstart) && ((ADDR32)addr < dend)) { - return D_MEM; - } else if (((ADDR32)addr >= rstart) && ((ADDR32)addr < rend)) { - /* FIXME: how do we determine between D_ROM and I_ROM */ - return D_ROM; - } else /* FIXME: what do me do now? */ - return D_MEM; /* Hmmm! */ + ADDR32 tstart = target_config.I_mem_start; + ADDR32 tend = tstart + target_config.I_mem_size; + ADDR32 dstart = target_config.D_mem_start; + ADDR32 dend = tstart + target_config.D_mem_size; + ADDR32 rstart = target_config.ROM_start; + ADDR32 rend = tstart + target_config.ROM_size; + + if (((ADDR32) addr >= tstart) && ((ADDR32) addr < tend)) + { + return I_MEM; + } + else if (((ADDR32) addr >= dstart) && ((ADDR32) addr < dend)) + { + return D_MEM; + } + else if (((ADDR32) addr >= rstart) && ((ADDR32) addr < rend)) + { + /* FIXME: how do we determine between D_ROM and I_ROM */ + return D_ROM; + } + else /* FIXME: what do me do now? */ + return D_MEM; /* Hmmm! */ } /****************************************************************************/ /* * Define the target subroutine names */ -struct target_ops mm_ops ; +struct target_ops mm_ops; -static void init_mm_ops(void) +static void +init_mm_ops (void) { - mm_ops.to_shortname = "minimon"; - mm_ops.to_longname = "Remote AMD/Minimon target"; - mm_ops.to_doc = "Remote debug an AMD 290*0 using the MiniMon dbg core on the target"; - mm_ops.to_open = mm_open; - mm_ops.to_close = mm_close; - mm_ops.to_attach = mm_attach; - mm_ops.to_detach = mm_detach; - mm_ops.to_resume = mm_resume; - mm_ops.to_wait = mm_wait; - mm_ops.to_fetch_registers = mm_fetch_registers; - mm_ops.to_store_registers = mm_store_registers; - mm_ops.to_prepare_to_store = mm_prepare_to_store; - mm_ops.to_xfer_memory = mm_xfer_inferior_memory; - mm_ops.to_files_info = mm_files_info; - mm_ops.to_insert_breakpoint = mm_insert_breakpoint; - mm_ops.to_remove_breakpoint = mm_remove_breakpoint; - mm_ops.to_terminal_init = 0; - mm_ops.to_terminal_inferior = 0; - mm_ops.to_terminal_ours_for_output = 0; - mm_ops.to_terminal_ours = 0; - mm_ops.to_terminal_info = 0; - mm_ops.to_kill = mm_kill; - mm_ops.to_load = mm_load; - mm_ops.to_lookup_symbol = 0; - mm_ops.to_create_inferior = mm_create_inferior; - mm_ops.to_mourn_inferior = mm_mourn; - mm_ops.to_can_run = 0; - mm_ops.to_notice_signals = 0; - mm_ops.to_thread_alive = 0; - mm_ops.to_stop = 0; - mm_ops.to_stratum = process_stratum; - mm_ops.DONT_USE = 0; - mm_ops.to_has_all_memory = 1; - mm_ops.to_has_memory = 1; - mm_ops.to_has_stack = 1; - mm_ops.to_has_registers = 1; - mm_ops.to_has_execution = 1; - mm_ops.to_sections = 0; - mm_ops.to_sections_end = 0; - mm_ops.to_magic = OPS_MAGIC; + mm_ops.to_shortname = "minimon"; + mm_ops.to_longname = "Remote AMD/Minimon target"; + mm_ops.to_doc = "Remote debug an AMD 290*0 using the MiniMon dbg core on the target"; + mm_ops.to_open = mm_open; + mm_ops.to_close = mm_close; + mm_ops.to_attach = mm_attach; + mm_ops.to_post_attach = NULL; + mm_ops.to_require_attach = NULL; + mm_ops.to_detach = mm_detach; + mm_ops.to_require_detach = NULL; + mm_ops.to_resume = mm_resume; + mm_ops.to_wait = mm_wait; + mm_ops.to_post_wait = NULL; + mm_ops.to_fetch_registers = mm_fetch_registers; + mm_ops.to_store_registers = mm_store_registers; + mm_ops.to_prepare_to_store = mm_prepare_to_store; + mm_ops.to_xfer_memory = mm_xfer_inferior_memory; + mm_ops.to_files_info = mm_files_info; + mm_ops.to_insert_breakpoint = mm_insert_breakpoint; + mm_ops.to_remove_breakpoint = mm_remove_breakpoint; + mm_ops.to_terminal_init = 0; + mm_ops.to_terminal_inferior = 0; + mm_ops.to_terminal_ours_for_output = 0; + mm_ops.to_terminal_ours = 0; + mm_ops.to_terminal_info = 0; + mm_ops.to_kill = mm_kill; + mm_ops.to_load = mm_load; + mm_ops.to_lookup_symbol = 0; + mm_ops.to_create_inferior = mm_create_inferior; + mm_ops.to_post_startup_inferior = NULL; + mm_ops.to_acknowledge_created_inferior = NULL; + mm_ops.to_clone_and_follow_inferior = NULL; + mm_ops.to_post_follow_inferior_by_clone = NULL; + mm_ops.to_insert_fork_catchpoint = NULL; + mm_ops.to_remove_fork_catchpoint = NULL; + mm_ops.to_insert_vfork_catchpoint = NULL; + mm_ops.to_remove_vfork_catchpoint = NULL; + mm_ops.to_has_forked = NULL; + mm_ops.to_has_vforked = NULL; + mm_ops.to_can_follow_vfork_prior_to_exec = NULL; + mm_ops.to_post_follow_vfork = NULL; + mm_ops.to_insert_exec_catchpoint = NULL; + mm_ops.to_remove_exec_catchpoint = NULL; + mm_ops.to_has_execd = NULL; + mm_ops.to_reported_exec_events_per_exec_call = NULL; + mm_ops.to_has_exited = NULL; + mm_ops.to_mourn_inferior = mm_mourn; + mm_ops.to_can_run = 0; + mm_ops.to_notice_signals = 0; + mm_ops.to_thread_alive = 0; + mm_ops.to_stop = 0; + mm_ops.to_pid_to_exec_file = NULL; + mm_ops.to_core_file_to_sym_file = NULL; + mm_ops.to_stratum = process_stratum; + mm_ops.DONT_USE = 0; + mm_ops.to_has_all_memory = 1; + mm_ops.to_has_memory = 1; + mm_ops.to_has_stack = 1; + mm_ops.to_has_registers = 1; + mm_ops.to_has_execution = 1; + mm_ops.to_sections = 0; + mm_ops.to_sections_end = 0; + mm_ops.to_magic = OPS_MAGIC; }; void -_initialize_remote_mm() +_initialize_remote_mm () { - init_mm_ops() ; + init_mm_ops (); add_target (&mm_ops); } #ifdef NO_HIF_SUPPORT -service_HIF(msg) -union msg_t *msg; +service_HIF (msg) + union msg_t *msg; { - return(0); /* Emulate a failure */ + return (0); /* Emulate a failure */ } #endif