modules/debug/ioptrap/breakpoint.c

   1 /*
   2 # _____     ___ ____     ___ ____
   3 #  ____|   |    ____|   |        | |____|
   4 # |     ___|   |____ ___|    ____| |    \    PS2DEV Open Source Project.
   5 #-----------------------------------------------------------------------
   6 # Copyright 2001-2004, ps2dev - http://www.ps2dev.org
   7 # Licenced under Academic Free License version 2.0
   8 # Review ps2sdk README & LICENSE files for further details.
   9 #
  10 # $Id: breakpoint.c 577 2004-09-14 14:41:46Z pixel $
  11 */
  12
  13 #include "ioptrap.h"
  14
  15 void set_dba(u32 v) {
  16     __asm__ __volatile__("mtc0 %0, $5" : : "r" (v));
  17 }
  18
  19 void set_dbam(u32 v) {
  20     __asm__ __volatile__("mtc0 %0, $9" : : "r" (v));
  21 }
  22
  23 void set_dcic(u32 v) {
  24     __asm__ __volatile__("mtc0 %0, $7" : : "r" (v));
  25 }
  26
  27 u32 get_dba() {
  28     u32 v;
  29     __asm__ __volatile__("mfc0 %0, $5" : "=&r" (v));
  30     return v;
  31 }
  32
  33 u32 get_dbam() {
  34     u32 v;
  35     __asm__ __volatile__("mfc0 %0, $9" : "=&r" (v));
  36     return v;
  37 }
  38
  39 u32 get_dcic() {
  40     u32 v;
  41     __asm__ __volatile__("mfc0 %0, $7" : "=&r" (v));
  42     return v;
  43 }
  44
  45