131289e44SAndrew Turner /*-
231289e44SAndrew Turner * Copyright (c) 2015 Andrew Turner
331289e44SAndrew Turner * All rights reserved.
431289e44SAndrew Turner *
531289e44SAndrew Turner * Redistribution and use in source and binary forms, with or without
631289e44SAndrew Turner * modification, are permitted provided that the following conditions
731289e44SAndrew Turner * are met:
831289e44SAndrew Turner * 1. Redistributions of source code must retain the above copyright
931289e44SAndrew Turner * notice, this list of conditions and the following disclaimer.
1031289e44SAndrew Turner * 2. Redistributions in binary form must reproduce the above copyright
1131289e44SAndrew Turner * notice, this list of conditions and the following disclaimer in the
1231289e44SAndrew Turner * documentation and/or other materials provided with the distribution.
1331289e44SAndrew Turner *
1431289e44SAndrew Turner * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
1531289e44SAndrew Turner * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
1631289e44SAndrew Turner * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
1731289e44SAndrew Turner * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
1831289e44SAndrew Turner * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
1931289e44SAndrew Turner * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
2031289e44SAndrew Turner * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
2131289e44SAndrew Turner * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
2231289e44SAndrew Turner * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
2331289e44SAndrew Turner * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
2431289e44SAndrew Turner * SUCH DAMAGE.
2531289e44SAndrew Turner *
2631289e44SAndrew Turner */
2731289e44SAndrew Turner
2831289e44SAndrew Turner #include <sys/param.h>
2931289e44SAndrew Turner #include <sys/systm.h>
3031289e44SAndrew Turner #include <sys/bus.h>
3131289e44SAndrew Turner #include <sys/pcpu.h>
3231289e44SAndrew Turner #include <sys/smp.h>
3331289e44SAndrew Turner
3431289e44SAndrew Turner #include <vm/vm.h>
3531289e44SAndrew Turner #include <vm/pmap.h>
3631289e44SAndrew Turner
3731289e44SAndrew Turner #include <machine/intr.h>
38a19c0b37SAndrew Turner #include <machine/platformvar.h>
3931289e44SAndrew Turner #include <machine/smp.h>
4031289e44SAndrew Turner
4131289e44SAndrew Turner #include <dev/ofw/openfirm.h>
4231289e44SAndrew Turner #include <dev/ofw/ofw_cpu.h>
4331289e44SAndrew Turner #include <dev/psci/psci.h>
4431289e44SAndrew Turner
45a19c0b37SAndrew Turner #include <arm/qemu/virt_mp.h>
46a19c0b37SAndrew Turner
4731289e44SAndrew Turner static int running_cpus;
4831289e44SAndrew Turner
49*afdb4298SJohn Baldwin static bool
virt_start_ap(u_int id,phandle_t node,u_int addr_cells,pcell_t * reg)5031289e44SAndrew Turner virt_start_ap(u_int id, phandle_t node, u_int addr_cells, pcell_t *reg)
5131289e44SAndrew Turner {
5231289e44SAndrew Turner int err;
5331289e44SAndrew Turner
5431289e44SAndrew Turner if (running_cpus >= mp_ncpus)
5531289e44SAndrew Turner return (false);
5631289e44SAndrew Turner running_cpus++;
5731289e44SAndrew Turner
5831289e44SAndrew Turner err = psci_cpu_on(*reg, pmap_kextract((vm_offset_t)mpentry), id);
5931289e44SAndrew Turner
6031289e44SAndrew Turner if (err != PSCI_RETVAL_SUCCESS)
6131289e44SAndrew Turner return (false);
6231289e44SAndrew Turner
6331289e44SAndrew Turner return (true);
6431289e44SAndrew Turner }
6531289e44SAndrew Turner
6631289e44SAndrew Turner void
virt_mp_start_ap(platform_t plat)67a19c0b37SAndrew Turner virt_mp_start_ap(platform_t plat)
6831289e44SAndrew Turner {
6931289e44SAndrew Turner
7031289e44SAndrew Turner ofw_cpu_early_foreach(virt_start_ap, true);
7131289e44SAndrew Turner }
72