Пример #1
0
static __inline int
data_abort_fixup(trapframe_t *tf, u_int fsr, u_int far, struct thread *td, struct ksig *ksig)
{
#ifdef CPU_ABORT_FIXUP_REQUIRED
	int error;

	/* Call the cpu specific data abort fixup routine */
	error = cpu_dataabt_fixup(tf);
	if (__predict_true(error != ABORT_FIXUP_FAILED))
		return (error);

	/*
	 * Oops, couldn't fix up the instruction
	 */
	printf("data_abort_fixup: fixup for %s mode data abort failed.\n",
	    TRAP_USERMODE(tf) ? "user" : "kernel");
	printf("pc = 0x%08x, opcode 0x%08x, insn = ", tf->tf_pc,
	    *((u_int *)tf->tf_pc));
	disassemble(tf->tf_pc);

	/* Die now if this happened in kernel mode */
	if (!TRAP_USERMODE(tf))
		dab_fatal(tf, fsr, far, td, NULL, ksig);

	return (error);
#else
	return (ABORT_FIXUP_OK);
#endif /* CPU_ABORT_FIXUP_REQUIRED */
}
Пример #2
0
static inline int
data_abort_fixup(trapframe_t *tf, u_int fsr, u_int far, struct lwp *l)
{
#ifdef CPU_ABORT_FIXUP_REQUIRED
	int error;

	/* Call the CPU specific data abort fixup routine */
	error = cpu_dataabt_fixup(tf);
	if (__predict_true(error != ABORT_FIXUP_FAILED))
		return (error);

	/*
	 * Oops, couldn't fix up the instruction
	 */
	printf("%s: fixup for %s mode data abort failed.\n", __func__,
	    TRAP_USERMODE(tf) ? "user" : "kernel");
#ifdef THUMB_CODE
	if (tf->tf_spsr & PSR_T_bit) {
		printf("pc = 0x%08x, opcode 0x%04x, 0x%04x, insn = ",
		    tf->tf_pc, *((uint16 *)(tf->tf_pc & ~1)),
		    *((uint16 *)((tf->tf_pc + 2) & ~1)));
	}
	else
#endif
	{
		printf("pc = 0x%08x, opcode 0x%08x, insn = ", tf->tf_pc,
		    *((u_int *)tf->tf_pc));
	}
	disassemble(tf->tf_pc);

	/* Die now if this happened in kernel mode */
	if (!TRAP_USERMODE(tf))
		dab_fatal(tf, fsr, far, l, NULL);

	return (error);
#else
	return (ABORT_FIXUP_OK);
#endif /* CPU_ABORT_FIXUP_REQUIRED */
}