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 <cpu_func.h> 12#include <kgdb.h> 13#include <serial.h> 14#include <asm/ptrace.h> 15 16int (*debugger_exception_handler)(struct pt_regs *); 17 18__attribute__((weak)) 19void kgdb_serial_init(void) 20{ 21 puts("[on serial] "); 22} 23 24__attribute__((weak)) 25void putDebugChar(int c) 26{ 27 serial_putc(c); 28} 29 30__attribute__((weak)) 31void putDebugStr(const char *str) 32{ 33#ifdef DEBUG 34 serial_puts(str); 35#endif 36} 37 38__attribute__((weak)) 39int getDebugChar(void) 40{ 41 return serial_getc(); 42} 43 44__attribute__((weak)) 45void kgdb_interruptible(int yes) 46{ 47 return; 48} 49 50__attribute__((weak)) 51void kgdb_flush_cache_range(void *from, void *to) 52{ 53 flush_cache((unsigned long)from, (unsigned long)(to - from)); 54} 55 56__attribute__((weak)) 57void kgdb_flush_cache_all(void) 58{ 59 if (dcache_status()) { 60 dcache_disable(); 61 dcache_enable(); 62 } 63 if (icache_status()) { 64 icache_disable(); 65 icache_enable(); 66 } 67} 68