diff options
Diffstat (limited to 'sys/powerpc/booke/machdep.c')
| -rw-r--r-- | sys/powerpc/booke/machdep.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/sys/powerpc/booke/machdep.c b/sys/powerpc/booke/machdep.c index 1803ef23abc5..e42aa8c77f0c 100644 --- a/sys/powerpc/booke/machdep.c +++ b/sys/powerpc/booke/machdep.c @@ -806,14 +806,10 @@ int ptrace_single_step(struct thread *td) { struct trapframe *tf; - u_int reg; - - reg = mfspr(SPR_DBCR0); - reg |= DBCR0_IC | DBCR0_IDM; - mtspr(SPR_DBCR0, reg); tf = td->td_frame; tf->srr1 |= PSL_DE; + tf->cpu.booke.dbcr0 |= (DBCR0_IDM | DBCR0_IC); return (0); } @@ -824,6 +820,7 @@ ptrace_clear_single_step(struct thread *td) tf = td->td_frame; tf->srr1 &= ~PSL_DE; + tf->cpu.booke.dbcr0 &= ~(DBCR0_IDM | DBCR0_IC); return (0); } |