diff options
Diffstat (limited to 'sys/arm')
| -rw-r--r-- | sys/arm/arm/trap.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/sys/arm/arm/trap.c b/sys/arm/arm/trap.c index fd187f7..c4c4518 100644 --- a/sys/arm/arm/trap.c +++ b/sys/arm/arm/trap.c @@ -940,8 +940,23 @@ syscall(struct thread *td, trapframe_t *frame, u_int32_t insn) } switch (error) { case 0: - frame->tf_r0 = td->td_retval[0]; - frame->tf_r1 = td->td_retval[1]; +#ifdef __ARMEB__ + if ((insn & 0x000fffff) == SYS___syscall && + (code != SYS_lseek)) { + /* + * 64-bit return, 32-bit syscall. Fixup byte order + */ + frame->tf_r0 = 0; + frame->tf_r1 = td->td_retval[0]; + } else { + frame->tf_r0 = td->td_retval[0]; + frame->tf_r1 = td->td_retval[1]; + } +#else + frame->tf_r0 = td->td_retval[0]; + frame->tf_r1 = td->td_retval[1]; +#endif + frame->tf_spsr &= ~PSR_C_bit; /* carry bit */ break; |
