1 /* SPDX-License-Identifier: GPL-2.0-only */
13 #include <asm/asm-offsets.h>
14 #include <asm/interrupt.h>
30  * a single container unless overwritten by the QEMU -smp parameter.
139 	report(cc == 1, "Should report change after horizontal -> vertical");  in check_polarization_change()
145 	report(cc == 0, "Should not report change after vertical -> vertical");  in check_polarization_change()
151 	report(cc == 1, "Should report change after vertical -> horizontal");  in check_polarization_change()
157 	report(cc == 0, "Should not report change after horizontal -> horizontal");  in check_polarization_change()
183 		n *= info->mag[i] ?: 1;  in stsi_check_maxcpus()
203 	report(IS_ALIGNED(info->length, 8), "Length %d multiple of 8", info->length);  in stsi_check_header()
204 	report(info->length < PAGE_SIZE, "Length %d in bounds", info->length);  in stsi_check_header()
205 	report(sel2 == info->mnest, "Valid mnest");  in stsi_check_header()
213 	if (max_nested_lvl != info->mnest) {  in stsi_check_header()
223 		report(info->mag[CPU_TOPOLOGY_MAX_LEVEL - i - 1] == expected_topo_lvl[i],  in stsi_check_header()
226 		       info->mag[CPU_TOPOLOGY_MAX_LEVEL - i - 1],  in stsi_check_header()
231 		report(info->mag[CPU_TOPOLOGY_MAX_LEVEL - i - 1] == 0,  in stsi_check_header()
233 		       info->mag[CPU_TOPOLOGY_MAX_LEVEL - i - 1], 0);  in stsi_check_header()
271 	report_prefix_pushf("%d:%d:%d:%d", cpu->d, cpu->pp, cpu->type, cpu->origin);  in check_cpu()
273 	report(!(cpu->raw[0] & CPUS_TLE_RES_BITS), "reserved bits %016lx",  in check_cpu()
274 	       cpu->raw[0] & CPUS_TLE_RES_BITS);  in check_cpu()
276 	report(cpu->type == CPU_TYPE_IFL, "type IFL");  in check_cpu()
278 	if (cpu->d)  in check_cpu()
279 		report(cpu->pp == POLARIZATION_VERTICAL_HIGH ||  in check_cpu()
280 		       cpu->pp == POLARIZATION_HORIZONTAL,  in check_cpu()
287 	return __builtin_popcountl(cpu->mask);  in check_cpu()
295 	void *last = ((void *)info) + info->length;  in check_child_cpus()
304 			if (prev_cpu->type > child[i].type) {  in check_child_cpus()
308 			if (prev_cpu->type < child[i].type)  in check_child_cpus()
310 			if (prev_cpu->pp < child[i].pp) {  in check_child_cpus()
314 			if (prev_cpu->pp > child[i].pp)  in check_child_cpus()
316 			if (!prev_cpu->d && child[i].d) {  in check_child_cpus()
320 			if (prev_cpu->d && !child[i].d)  in check_child_cpus()
322 			if (prev_cpu->origin > child[i].origin) {  in check_child_cpus()
346 	void *last = ((void *)info) + info->length;  in check_child_containers()
350 	for (i = 0, entry = child; (void *)entry < last && entry->nl == cont->nl - 1; i++) {  in check_child_containers()
354 	if (max_nested_lvl == info->mnest)  in check_child_containers()
355 		report(i <= expected_topo_lvl[cont->nl - 1], "%d children <= max of %d",  in check_child_containers()
356 		       i, expected_topo_lvl[cont->nl - 1]);  in check_child_containers()
368 	report_prefix_pushf("%d", cont->id);  in check_container()
370 	report(cont->nl - 1 == child->nl, "Level %d one above child level %d",  in check_container()
371 	       cont->nl, child->nl);  in check_container()
372 	report(!(cont->raw & CONTAINER_TLE_RES_BITS), "reserved bits %016lx",  in check_container()
373 	       cont->raw & CONTAINER_TLE_RES_BITS);  in check_container()
375 	if (cont->nl > 1)  in check_container()
376 		entry = check_child_containers(info, cont, &child->container, cpus_in_masks);  in check_container()
378 		entry = check_child_cpus(info, cont, &child->cpu, cpus_in_masks);  in check_container()
391 	check_container(info, &dummy, info->tle, &cpus_in_masks);  in check_topology_list()
479  * the one triggering a topology-change-report-pending condition, level 2,
497 	for (sel2 = 6; sel2 >= 2; sel2--)  in test_stsi()
509  * We use the current names found in IBM/Z literature, Linux and QEMU:
526 		if (flag[0] != '-')  in parse_topology_args()
527 			report_abort("Argument is expected to begin with '-'");  in parse_topology_args()