void __init kgdb_config (void)
{
extern int (*generic_putDebugChar)(char);
extern char (*generic_getDebugChar)(void);
char *argptr;
int line, speed;
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "kgdb=ttyS")) != NULL) {
argptr += strlen("kgdb=ttyS");
if (*argptr != '0' && *argptr != '1')
printk("KGDB: Unknown serial line /dev/ttyS%c, "
"falling back to /dev/ttyS1\n", *argptr);
line = *argptr == '0' ? 0 : 1;
printk("KGDB: Using serial line /dev/ttyS%d for session\n", line);
speed = 0;
if (*++argptr == ',')
{
int c;
while ((c = *++argptr) && ('0' <= c && c <= '9'))
speed = speed * 10 + c - '0';
}
#ifdef CONFIG_MIPS_ATLAS
if (line == 1) {
speed = saa9730_kgdb_hook(speed);
generic_putDebugChar = saa9730_putDebugChar;
generic_getDebugChar = saa9730_getDebugChar;
}
else
#endif
{
speed = rs_kgdb_hook(line, speed);
generic_putDebugChar = rs_putDebugChar;
generic_getDebugChar = rs_getDebugChar;
}
pr_info("KGDB: Using serial line /dev/ttyS%d at %d for "
"session, please connect your debugger\n",
line ? 1 : 0, speed);
{
char *s;
for (s = "Please connect GDB to this port\r\n"; *s; )
generic_putDebugChar (*s++);
}
/* Breakpoint is invoked after interrupts are initialised */
}
}
int putDebugChar(char c)
{
return generic_putDebugChar(c);
}
