1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
4  * Copyright (c) 2008-2012 Semihalf.
154 	if ((cpus = OF_finddevice("/cpus")) != -1) {  in mpc85xx_attach()
167 	ccsr = -1;  in mpc85xx_attach()
168 	for (name = soc_name_guesses; *name != NULL && ccsr == -1; name++)  in mpc85xx_attach()
170 	if (ccsr == -1) {  in mpc85xx_attach()
187 	if (ccsr == -1)  in mpc85xx_attach()
190 	OF_getprop(ccsr, "#size-cells", &scells, sizeof(scells));  in mpc85xx_attach()
191 	OF_getprop(ccsr, "#address-cells", &acells, sizeof(acells));  in mpc85xx_attach()
192 	OF_searchprop(OF_parent(ccsr), "#address-cells", &pacells,  in mpc85xx_attach()
226 	pcell_t freq;  in mpc85xx_timebase_freq()  local
230 			/* Backward compatibility. See 8-STABLE. */  in mpc85xx_timebase_freq()
239 	if ((cpus = OF_finddevice("/cpus")) == -1)  in mpc85xx_timebase_freq()
245 	switch (OF_getproplen(child, "timebase-frequency")) {  in mpc85xx_timebase_freq()
249 		OF_getprop(child, "timebase-frequency", &tbase, sizeof(tbase));  in mpc85xx_timebase_freq()
256 		OF_getprop(child, "timebase-frequency", &tbase, sizeof(tbase));  in mpc85xx_timebase_freq()
264 	freq = 0;  in mpc85xx_timebase_freq()
265 	if (OF_getprop(child, "bus-frequency", (void *)&freq,  in mpc85xx_timebase_freq()
266 	    sizeof(freq)) <= 0)  in mpc85xx_timebase_freq()
269 	if (freq == 0)  in mpc85xx_timebase_freq()
277 		ticks = freq / 32;  in mpc85xx_timebase_freq()
279 		ticks = freq / 8;  in mpc85xx_timebase_freq()
293 	cpuref->cr_cpuid = cpu;  in mpc85xx_smp_first_cpu()
294 	cpuref->cr_hwref = cpuref->cr_cpuid;  in mpc85xx_smp_first_cpu()
296 		printf("powerpc_smp_first_cpu: cpuid %d\n", cpuref->cr_cpuid);  in mpc85xx_smp_first_cpu()
309 	cpuref->cr_cpuid = cpu++;  in mpc85xx_smp_next_cpu()
310 	cpuref->cr_hwref = cpuref->cr_cpuid;  in mpc85xx_smp_next_cpu()
312 		printf("powerpc_smp_next_cpu: cpuid %d\n", cpuref->cr_cpuid);  in mpc85xx_smp_next_cpu()
321 	cpuref->cr_cpuid = mfspr(SPR_PIR);  in mpc85xx_smp_get_bsp()
322 	cpuref->cr_hwref = cpuref->cr_cpuid;  in mpc85xx_smp_get_bsp()
339 	for (i = 0, node = OF_child(node); i < pc->pc_cpuid;  in mpc85xx_smp_start_cpu_epapr()
342 	if (OF_getencprop(node, "cpu-release-addr", (pcell_t *)&rel_pa,  in mpc85xx_smp_start_cpu_epapr()
343 	    sizeof(rel_pa)) == -1) {  in mpc85xx_smp_start_cpu_epapr()
358 	rel->pir = pc->pc_cpuid; __asm __volatile("sync" ::: "memory");  in mpc85xx_smp_start_cpu_epapr()
359 	rel->entry_h = (bptr >> 32); __asm __volatile("sync" ::: "memory");  in mpc85xx_smp_start_cpu_epapr()
361 	rel->entry_l = bptr & 0xffffffff; __asm __volatile("sync" ::: "memory");  in mpc85xx_smp_start_cpu_epapr()
365 		    pc->pc_cpuid, rel);  in mpc85xx_smp_start_cpu_epapr()
388 		cpuid = pc->pc_cpuid;  in mpc85xx_smp_start_cpu()
391 		    printf("%s: CPU %d is disabled!\n", __func__, pc->pc_cpuid);  in mpc85xx_smp_start_cpu()
392 		    return (-1);  in mpc85xx_smp_start_cpu()
398 		cpuid = pc->pc_cpuid + 24;  in mpc85xx_smp_start_cpu()
403 	 * bp_kernload and bp_virtaddr are in the boot page.  Sync the cache  in mpc85xx_smp_start_cpu()
420 		printf("SMP: CPU %d already out of hold-off state!\n",  in mpc85xx_smp_start_cpu()
421 		    pc->pc_cpuid);  in mpc85xx_smp_start_cpu()
453 		    (tgt << OCP85XX_TRGT_SHIFT_QORIQ) | (ffsl(PAGE_SIZE) - 2));  in mpc85xx_smp_start_cpu()
464 		ccsr_write4(CCSR_CTBCKSELR, reg & ~(1 << pc->pc_cpuid));  in mpc85xx_smp_start_cpu()
468 		ccsr_write4(CCSR_CTBENR, reg | (1 << pc->pc_cpuid));  in mpc85xx_smp_start_cpu()
479 	 * Release AP from hold-off state  in mpc85xx_smp_start_cpu()
487 	while (!pc->pc_awake && timeout--)  in mpc85xx_smp_start_cpu()
503 	if (!pc->pc_awake)  in mpc85xx_smp_start_cpu()
504 		panic("SMP: CPU %d didn't wake up.\n", pc->pc_cpuid);  in mpc85xx_smp_start_cpu()
505 	return ((pc->pc_awake) ? 0 : EBUSY);  in mpc85xx_smp_start_cpu()
585 		bus_write_4(sc->sc_mem, RCPM_CTBENR, 0);  in mpc85xx_rcpm_freeze_timebase()
587 		bus_write_4(sc->sc_mem, RCPM_CTBENR, (1 << maxcpu) - 1);  in mpc85xx_rcpm_freeze_timebase()
593 	if (!ofw_bus_is_compatible(dev, "fsl,qoriq-rcpm-1.0"))  in mpc85xx_rcpm_probe()
611 	sc->sc_mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid,  in mpc85xx_rcpm_attach()
650 	devdisr = bus_read_4(sc->sc_mem, GUTS_DEVDISR);  in mpc85xx_guts_freeze_timebase()
652 		bus_write_4(sc->sc_mem, GUTS_DEVDISR,  in mpc85xx_guts_freeze_timebase()
655 		bus_write_4(sc->sc_mem, GUTS_DEVDISR,  in mpc85xx_guts_freeze_timebase()
662 	if (!ofw_bus_is_compatible(dev, "fsl,mpc8572-guts") &&  in mpc85xx_guts_probe()
663 	    !ofw_bus_is_compatible(dev, "fsl,p1020-guts") &&  in mpc85xx_guts_probe()
664 	    !ofw_bus_is_compatible(dev, "fsl,p1021-guts") &&  in mpc85xx_guts_probe()
665 	    !ofw_bus_is_compatible(dev, "fsl,p1022-guts") &&  in mpc85xx_guts_probe()
666 	    !ofw_bus_is_compatible(dev, "fsl,p1023-guts") &&  in mpc85xx_guts_probe()
667 	    !ofw_bus_is_compatible(dev, "fsl,p2020-guts"))  in mpc85xx_guts_probe()
685 	sc->sc_mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid,  in mpc85xx_guts_attach()