Home | History | Annotate | Download | only in common 
      1 /*
      2  * U-Boot - stub functions for common kgdb code,
      3  *          can be overridden in board specific files
      4  *
      5  * Copyright 2009 Analog Devices Inc.
      6  *
      7  * Licensed under the GPL-2 or later.
      8  */
      9 
     10 #include <common.h>
     11 #include <kgdb.h>
     12 
     13 int (*debugger_exception_handler)(struct pt_regs *);
     14 
     15 __attribute__((weak))
     16 void kgdb_serial_init(void)
     17 {
     18 	puts("[on serial] ");
     19 }
     20 
     21 __attribute__((weak))
     22 void putDebugChar(int c)
     23 {
     24 	serial_putc(c);
     25 }
     26 
     27 __attribute__((weak))
     28 void putDebugStr(const char *str)
     29 {
     30 #ifdef DEBUG
     31 	serial_puts(str);
     32 #endif
     33 }
     34 
     35 __attribute__((weak))
     36 int getDebugChar(void)
     37 {
     38 	return serial_getc();
     39 }
     40 
     41 __attribute__((weak))
     42 void kgdb_interruptible(int yes)
     43 {
     44 	return;
     45 }
     46 
     47 __attribute__((weak))
     48 void kgdb_flush_cache_range(void *from, void *to)
     49 {
     50 	flush_cache((unsigned long)from, (unsigned long)(to - from));
     51 }
     52 
     53 __attribute__((weak))
     54 void kgdb_flush_cache_all(void)
     55 {
     56 	if (dcache_status()) {
     57 		dcache_disable();
     58 		dcache_enable();
     59 	}
     60 	if (icache_status()) {
     61 		icache_disable();
     62 		icache_enable();
     63 	}
     64 }
     65