1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
95 	 * This maps the SLIT data into the VM-domain centric view.  in slit_parse_table()
97 	 * remap them to a VM-domain ID and if it doesn't exist,  in slit_parse_table()
100 	 * It should result in a packed 2d array of VM-domain  in slit_parse_table()
105 		printf("SLIT.Localities: %d\n", (int) s->LocalityCount);  in slit_parse_table()
106 	for (i = 0; i < s->LocalityCount; i++) {  in slit_parse_table()
113 		for (j = 0; j < s->LocalityCount; j++) {  in slit_parse_table()
117 			e = s->Entry[i * s->LocalityCount + j];  in slit_parse_table()
122 				vm_locality_table[offset] = -1;  in slit_parse_table()
140 		return (-1);  in parse_slit()
145 		return (-1);  in parse_slit()
224 	id = pc->pc_acpi_id;  in cpu_get_info()
226 	id = pc->pc_apic_id;  in cpu_get_info()
248 		if (last_cpu >= max_cpus - 1)  in cpu_add()
252 	cpup->domain = domain;  in cpu_add()
253 	cpup->id = cpuid;  in cpu_add()
254 	cpup->enabled = 1;  in cpu_add()
263 	ACPI_SRAT_MEM_AFFINITY *mem;  in srat_parse_entry()  local
266 	uint64_t base, length;  in srat_parse_entry()  local
269 	switch (entry->Type) {  in srat_parse_entry()
272 		domain = cpu->ProximityDomainLo |  in srat_parse_entry()
273 		    cpu->ProximityDomainHi[0] << 8 |  in srat_parse_entry()
274 		    cpu->ProximityDomainHi[1] << 16 |  in srat_parse_entry()
275 		    cpu->ProximityDomainHi[2] << 24;  in srat_parse_entry()
278 			    cpu->ApicId, domain,  in srat_parse_entry()
279 			    (cpu->Flags & ACPI_SRAT_CPU_ENABLED) ?  in srat_parse_entry()
281 		if (!(cpu->Flags & ACPI_SRAT_CPU_ENABLED))  in srat_parse_entry()
283 		cpup = cpu_find(cpu->ApicId);  in srat_parse_entry()
286 			    cpu->ApicId);  in srat_parse_entry()
290 		cpup = cpu_add(cpu->ApicId, domain);  in srat_parse_entry()
293 			    cpu->ApicId);  in srat_parse_entry()
299 			    x2apic->ApicId, x2apic->ProximityDomain,  in srat_parse_entry()
300 			    (x2apic->Flags & ACPI_SRAT_CPU_ENABLED) ?  in srat_parse_entry()
302 		if (!(x2apic->Flags & ACPI_SRAT_CPU_ENABLED))  in srat_parse_entry()
304 		KASSERT(cpu_find(x2apic->ApicId) == NULL,  in srat_parse_entry()
305 		    ("Duplicate local APIC ID %u", x2apic->ApicId));  in srat_parse_entry()
306 		cpup = cpu_add(x2apic->ApicId, x2apic->ProximityDomain);  in srat_parse_entry()
309 			    x2apic->ApicId);  in srat_parse_entry()
315 			    gicc->AcpiProcessorUid, gicc->ProximityDomain,  in srat_parse_entry()
316 			    (gicc->Flags & ACPI_SRAT_GICC_ENABLED) ?  in srat_parse_entry()
318 		if (!(gicc->Flags & ACPI_SRAT_GICC_ENABLED))  in srat_parse_entry()
320 		KASSERT(cpu_find(gicc->AcpiProcessorUid) == NULL,  in srat_parse_entry()
321 		    ("Duplicate CPU UID %u", gicc->AcpiProcessorUid));  in srat_parse_entry()
322 		cpup = cpu_add(gicc->AcpiProcessorUid, gicc->ProximityDomain);  in srat_parse_entry()
325 			    gicc->AcpiProcessorUid);  in srat_parse_entry()
328 		mem = (ACPI_SRAT_MEM_AFFINITY *)entry;  in srat_parse_entry()
329 		base = mem->BaseAddress;  in srat_parse_entry()
330 		length = mem->Length;  in srat_parse_entry()
331 		domain = mem->ProximityDomain;  in srat_parse_entry()
336 			    domain, (uintmax_t)base, (uintmax_t)length,  in srat_parse_entry()
337 			    (mem->Flags & ACPI_SRAT_MEM_ENABLED) ?  in srat_parse_entry()
339 		if (!(mem->Flags & ACPI_SRAT_MEM_ENABLED))  in srat_parse_entry()
341 		if (base >= maxphyaddr ||  in srat_parse_entry()
342 		    !overlaps_phys_avail(base, base + length)) {  in srat_parse_entry()
344 			    (uintmax_t)base);  in srat_parse_entry()
356 				if (base == mem_info[i].end) {  in srat_parse_entry()
360 				if (base + length == mem_info[i].start) {  in srat_parse_entry()
361 					mem_info[i].start -= length;  in srat_parse_entry()
365 			if (mem_info[i].end <= base)  in srat_parse_entry()
367 			if (mem_info[i].start < base + length) {  in srat_parse_entry()
374 		for (i = num_mem; i > slot; i--)  in srat_parse_entry()
375 			mem_info[i] = mem_info[i - 1];  in srat_parse_entry()
376 		mem_info[slot].start = base;  in srat_parse_entry()
377 		mem_info[slot].end = base + length;  in srat_parse_entry()
416 					printf("SRAT: mem dom %d is empty\n",  in check_domains()
462 	printf("SRAT: No memory region found for 0x%jx - 0x%jx\n",  in check_phys_avail()
468  * Renumber the memory domains to be compact and zero-based if not
495 		for (j = ndomain; j > slot; j--)  in renumber_domains()
496 			domain_pxm[j] = domain_pxm[j - 1];  in renumber_domains()
533 		return (-1);  in acpi_pxm_init()
536 	last_cpu = -1;  in acpi_pxm_init()
540 		return (-1);  in acpi_pxm_init()
551 	idx -= 2;  in acpi_pxm_init()
554 	addr = trunc_page(phys_avail[idx + 1] - size);  in acpi_pxm_init()
557 	phys_avail[idx + 1] = addr - 1;  in acpi_pxm_init()
586 		return (-1);  in parse_srat()
598 	 * For now, assume -1 == "no locality information for  in init_mem_locality()
602 		vm_locality_table[i] = -1;  in init_mem_locality()
637 	acpi_walk_subtables(srat + 1, (char *)srat + srat->Header.Length,  in srat_walk_table()
642  * Set up per-CPU domain IDs from information saved in 'cpus' and tear down data
660 		pc->pc_domain = vm_ndomains > 1 ? cpu->domain : 0;  in acpi_pxm_set_cpu_locality()
661 		CPU_SET(i, &cpuset_domain[pc->pc_domain]);  in acpi_pxm_set_cpu_locality()
664 			    pc->pc_domain);  in acpi_pxm_set_cpu_locality()
680 	return (cpu->domain);  in acpi_pxm_get_cpu_locality()
686  * Returns the domain ID, or -1 if no domain ID was found.
698 	return (-1);  in acpi_map_pxm_to_vm_domainid()
707 	return (-1);  in acpi_map_pxm_to_vm_domainid()