From 8f07823450a59b484c348b048dc74e1d81242062 Mon Sep 17 00:00:00 2001 From: Stu Grossman Date: Wed, 8 Mar 1995 00:06:55 +0000 Subject: [PATCH] * monitor.c: More general cleanups. Add prototypes, remove unused routines. Fix bug with wrong number of args to error(). --- gdb/ChangeLog | 3 + gdb/monitor.c | 164 ++++++++------------------------------------------ 2 files changed, 29 insertions(+), 138 deletions(-) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 79e0c5007e..d076f0b188 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,5 +1,8 @@ Tue Mar 7 00:23:47 1995 Stu Grossman (grossman@cygnus.com) + * monitor.c: More general cleanups. Add prototypes, remove + unused routines. Fix bug with wrong number of args to error(). + * main.c (main): Don't start up GUI when running under gdb mode in emacs. diff --git a/gdb/monitor.c b/gdb/monitor.c index 270f10772e..42d23dad83 100644 --- a/gdb/monitor.c +++ b/gdb/monitor.c @@ -42,8 +42,14 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include "gdbcmd.h" #include "inferior.h" -static void make_xmodem_packet (); -static void print_xmodem_packet (); +static void monitor_command PARAMS ((char *args, int fromtty)); +static void monitor_load_srec PARAMS ((char *args, int protocol)); +static int getacknak PARAMS ((int byte)); + +static void make_xmodem_packet PARAMS ((unsigned char *packet, + unsigned char *data, + int len)); +static void print_xmodem_packet PARAMS ((char *packet)); static void monitor_load_ascii_srec PARAMS ((char *file, int fromtty)); @@ -54,10 +60,10 @@ static int monitor_make_srec PARAMS ((char *buffer, int type, static void monitor_fetch_register PARAMS ((int regno)); static void monitor_store_register PARAMS ((int regno)); -static int from_hex (); +static int from_hex PARAMS ((int a)); static unsigned long get_hex_word PARAMS ((void)); -struct monitor_ops *current_monitor; +static struct monitor_ops *current_monitor; static char *loadtype_str = "srec"; static char *loadproto_str = "none"; @@ -83,8 +89,6 @@ static int expect_prompt PARAMS ((char *buf, int buflen)); static serial_t monitor_desc = NULL; -static void monitor_load_srec (); - /* These definitions are for xmodem protocol. */ #define SOH 0x01 @@ -266,72 +270,6 @@ expect_prompt (buf, buflen) return expect (PROMPT, buf, buflen); } -/* Ignore junk characters. Returns a 1 if junk, 0 otherwise. */ - -static int -junk (ch) - char ch; -{ - switch (ch) - { - case '\0': - case ' ': - case '-': - case '\t': - case '\r': - case '\n': - return 1; - default: - return 0; - } -} - -/* Get a hex digit from the remote system & return its value. If - ignore is nonzero, ignore spaces, newline & tabs. */ - -static int -get_hex_digit (ignore) - int ignore; -{ - static int ch; - - while (1) - { - ch = readchar (timeout); - if (junk (ch)) - continue; - - if (ch >= '0' && ch <= '9') - return ch - '0'; - else if (ch >= 'A' && ch <= 'F') - return ch - 'A' + 10; - else if (ch >= 'a' && ch <= 'f') - return ch - 'a' + 10; - else if (ch == ' ' && ignore) - ; - else - { - expect_prompt (NULL, 0); - error ("Invalid hex digit from remote system. (0x%x)", ch); - } - } -} - -/* Get a byte from monitor and put it in *BYT. Accept any number of - leading spaces. */ - -static void -get_hex_byte (byt) - char *byt; -{ - int val; - - val = get_hex_digit (1) << 4; - - val |= get_hex_digit (0); - *byt = val; -} - /* Get N 32-bit words from remote, each preceded by a space, and put them in registers starting at REGNO. */ @@ -359,50 +297,11 @@ get_hex_word () return val; } -/* This is called not only when we first attach, but also when the - user types "run" after having attached. */ - -void -monitor_create_inferior (execfile, args, env) - char *execfile; - char *args; - char **env; -{ - int entry_pt; - - if (args && *args) - error ("Can't pass arguments to remote MONITOR process"); - - if (execfile == 0 || exec_bfd == 0) - error ("No exec file specified"); - - entry_pt = (int) bfd_get_start_address (exec_bfd); - - /* The "process" (board) is already stopped awaiting our commands, and - the program is already downloaded. We just set its PC and go. */ - - clear_proceed_status (); - - /* Tell wait_for_inferior that we've started a new process. */ - init_wait_for_inferior (); - - /* Set up the "saved terminal modes" of the inferior - based on what modes we are starting it with. */ - target_terminal_init (); - - /* Install inferior's terminal modes. */ - target_terminal_inferior (); - - /* insert_step_breakpoint (); FIXME, do we need this? */ - - /* Let 'er rip... */ - proceed ((CORE_ADDR)entry_pt, TARGET_SIGNAL_DEFAULT, 0); -} - /* Open a connection to a remote debugger. NAME is the filename used for communication. */ static char *dev_name; +static struct target_ops *targ_ops; void monitor_open (args, mon_ops, from_tty) @@ -410,7 +309,6 @@ monitor_open (args, mon_ops, from_tty) struct monitor_ops *mon_ops; int from_tty; { - struct target_ops *targ_ops; char *name; int i; @@ -557,20 +455,6 @@ monitor_wait (pid, status) return inferior_pid; } -/* Return the name of register number regno in the form input and output by - monitor. Currently, register_names just happens to contain exactly what - monitor wants. Lets take advantage of that just as long as possible! */ - -static char * -get_reg_name (regno) - int regno; -{ - if (regno < 0 || regno > NUM_REGS) - return NULL; - else - return REGNAMES (regno); -} - /* Fetch register REGNO, or all registers if REGNO is -1. Returns errno value. */ @@ -585,7 +469,7 @@ monitor_fetch_register (regno) char *name; int resp_len; - name = get_reg_name (regno); + name = REGNAMES (regno); if (!name) return; @@ -603,7 +487,8 @@ monitor_fetch_register (regno) resp_len = expect (current_monitor->getreg.term, buf, sizeof buf); /* get response */ if (resp_len <= 0) - error ("monitor_fetch_register (%d): excessive response from monitor: %.*s.", resp_len, buf); + error ("monitor_fetch_register (%d): excessive response from monitor: %.*s.", + regno, resp_len, buf); if (current_monitor->getreg.term_cmd) { @@ -624,7 +509,8 @@ monitor_fetch_register (regno) { p = strstr (buf, current_monitor->getreg.resp_delim); if (!p) - error ("monitor_fetch_register (%d): bad response from monitor: %.*s.", resp_len, buf); + error ("monitor_fetch_register (%d): bad response from monitor: %.*s.", + regno, resp_len, buf); p += strlen (current_monitor->getreg.resp_delim); } else @@ -634,7 +520,7 @@ monitor_fetch_register (regno) if (val == 0 && p == p1) error ("monitor_fetch_register (%d): bad value from monitor: %.*s.", - resp_len, buf); + regno, resp_len, buf); /* supply register stores in target byte order, so swap here */ @@ -668,7 +554,7 @@ monitor_store_register (regno) char *name; unsigned LONGEST val; - name = get_reg_name (regno); + name = REGNAMES (regno); if (!name) return; @@ -770,7 +656,8 @@ monitor_read_memory (memaddr, myaddr, len) resp_len = expect (current_monitor->getmem.term, buf, sizeof buf); /* get response */ if (resp_len <= 0) - error ("monitor_read_memory (%d): excessive response from monitor: %.*s.", resp_len, buf); + error ("monitor_read_memory (0x%x): excessive response from monitor: %.*s.", + memaddr, resp_len, buf); if (current_monitor->getmem.term_cmd) { @@ -790,7 +677,8 @@ monitor_read_memory (memaddr, myaddr, len) { p = strstr (buf, current_monitor->getmem.resp_delim); if (!p) - error ("monitor_read_memory (%d): bad response from monitor: %.*s.", resp_len, buf); + error ("monitor_read_memory (0x%x): bad response from monitor: %.*s.", + memaddr, resp_len, buf); p += strlen (current_monitor->getmem.resp_delim); } else @@ -799,7 +687,7 @@ monitor_read_memory (memaddr, myaddr, len) val = strtoul (p, &p1, 16); if (val == 0 && p == p1) - error ("monitor_read_memory (%d): bad value from monitor: %.*s.", + error ("monitor_read_memory (0x%x): bad value from monitor: %.*s.", memaddr, resp_len, buf); *myaddr = val; @@ -839,7 +727,7 @@ monitor_kill (args, from_tty) void monitor_mourn_inferior () { - remove_breakpoints (); + unpush_target (targ_ops); generic_mourn_inferior (); /* Do all the proper things now */ } @@ -1021,7 +909,7 @@ monitor_load_ascii_srec (file, fromtty) is placed on the users terminal until the prompt is seen. FIXME: We read the characters ourseleves here cause of a nasty echo. */ -void +static void monitor_command (args, fromtty) char *args; int fromtty; @@ -1206,7 +1094,7 @@ monitor_load_srec (args, protocol) *** Command syntax error */ -int +static int getacknak (byte) int byte; {