xref: /kvm-unit-tests/s390x/uv-host.c (revision 18d055113369d493ef83b1a01b9257cf401fc418)
128ccfb1eSJanosch Frank /* SPDX-License-Identifier: GPL-2.0-only */
228ccfb1eSJanosch Frank /*
3*18d05511SJanosch Frank  * Host Ultravisor Call tests
428ccfb1eSJanosch Frank  *
528ccfb1eSJanosch Frank  * Copyright (c) 2021 IBM Corp
628ccfb1eSJanosch Frank  *
728ccfb1eSJanosch Frank  * Authors:
828ccfb1eSJanosch Frank  *  Janosch Frank <frankja@linux.ibm.com>
928ccfb1eSJanosch Frank  */
1028ccfb1eSJanosch Frank 
1128ccfb1eSJanosch Frank #include <libcflat.h>
125bf29e09SClaudio Imbrenda #include <hardware.h>
1328ccfb1eSJanosch Frank #include <alloc.h>
1428ccfb1eSJanosch Frank #include <vmalloc.h>
1528ccfb1eSJanosch Frank #include <sclp.h>
1628ccfb1eSJanosch Frank #include <smp.h>
1728ccfb1eSJanosch Frank #include <uv.h>
1890704fe2SJanosch Frank #include <snippet.h>
1991d18441SJanosch Frank #include <mmu.h>
2028ccfb1eSJanosch Frank #include <asm/page.h>
2128ccfb1eSJanosch Frank #include <asm/sigp.h>
2228ccfb1eSJanosch Frank #include <asm/pgtable.h>
2328ccfb1eSJanosch Frank #include <asm/asm-offsets.h>
2428ccfb1eSJanosch Frank #include <asm/interrupt.h>
2528ccfb1eSJanosch Frank #include <asm/facility.h>
2691d18441SJanosch Frank #include <asm/pgtable.h>
2728ccfb1eSJanosch Frank #include <asm/uv.h>
2828ccfb1eSJanosch Frank #include <asm-generic/barrier.h>
2928ccfb1eSJanosch Frank 
3028ccfb1eSJanosch Frank static struct uv_cb_qui uvcb_qui;
3128ccfb1eSJanosch Frank static struct uv_cb_init uvcb_init;
3228ccfb1eSJanosch Frank static struct uv_cb_cgc uvcb_cgc;
3328ccfb1eSJanosch Frank static struct uv_cb_csc uvcb_csc;
3428ccfb1eSJanosch Frank 
3528ccfb1eSJanosch Frank extern int diag308_load_reset(u64 code);
3628ccfb1eSJanosch Frank 
3728ccfb1eSJanosch Frank struct cmd_list {
3828ccfb1eSJanosch Frank 	const char *name;
3928ccfb1eSJanosch Frank 	uint16_t cmd;
4028ccfb1eSJanosch Frank 	uint16_t len;
4128ccfb1eSJanosch Frank 	int call_bit;
4228ccfb1eSJanosch Frank };
4328ccfb1eSJanosch Frank 
4428ccfb1eSJanosch Frank static void cpu_loop(void)
4528ccfb1eSJanosch Frank {
4628ccfb1eSJanosch Frank 	for (;;) {}
4728ccfb1eSJanosch Frank }
4828ccfb1eSJanosch Frank 
49b9ff8da5SJanosch Frank /*
50b9ff8da5SJanosch Frank  * Checks if a memory area is protected as secure memory.
51b9ff8da5SJanosch Frank  * Will return true if all pages are protected, false otherwise.
52b9ff8da5SJanosch Frank  */
53b9ff8da5SJanosch Frank static bool access_check_3d(uint8_t *access_ptr, uint64_t len)
54b9ff8da5SJanosch Frank {
55b9ff8da5SJanosch Frank 	assert(!(len & ~PAGE_MASK));
56b9ff8da5SJanosch Frank 	assert(!((uint64_t)access_ptr & ~PAGE_MASK));
57b9ff8da5SJanosch Frank 
58b9ff8da5SJanosch Frank 	while (len) {
59b9ff8da5SJanosch Frank 		expect_pgm_int();
60b9ff8da5SJanosch Frank 		READ_ONCE(*access_ptr);
61b9ff8da5SJanosch Frank 		if (clear_pgm_int() != PGM_INT_CODE_SECURE_STOR_ACCESS)
62b9ff8da5SJanosch Frank 			return false;
63b9ff8da5SJanosch Frank 		expect_pgm_int();
64b9ff8da5SJanosch Frank 		WRITE_ONCE(*access_ptr, 42);
65b9ff8da5SJanosch Frank 		if (clear_pgm_int() != PGM_INT_CODE_SECURE_STOR_ACCESS)
66b9ff8da5SJanosch Frank 			return false;
67b9ff8da5SJanosch Frank 
68b9ff8da5SJanosch Frank 		access_ptr += PAGE_SIZE;
69b9ff8da5SJanosch Frank 		len -= PAGE_SIZE;
70b9ff8da5SJanosch Frank 	}
71b9ff8da5SJanosch Frank 
72b9ff8da5SJanosch Frank 	return true;
73b9ff8da5SJanosch Frank }
74b9ff8da5SJanosch Frank 
7528ccfb1eSJanosch Frank static struct cmd_list cmds[] = {
7628ccfb1eSJanosch Frank 	{ "init", UVC_CMD_INIT_UV, sizeof(struct uv_cb_init), BIT_UVC_CMD_INIT_UV },
7728ccfb1eSJanosch Frank 	{ "create conf", UVC_CMD_CREATE_SEC_CONF, sizeof(struct uv_cb_cgc), BIT_UVC_CMD_CREATE_SEC_CONF },
7828ccfb1eSJanosch Frank 	{ "destroy conf", UVC_CMD_DESTROY_SEC_CONF, sizeof(struct uv_cb_nodata), BIT_UVC_CMD_DESTROY_SEC_CONF },
7928ccfb1eSJanosch Frank 	{ "create cpu", UVC_CMD_CREATE_SEC_CPU, sizeof(struct uv_cb_csc), BIT_UVC_CMD_CREATE_SEC_CPU },
8028ccfb1eSJanosch Frank 	{ "destroy cpu", UVC_CMD_DESTROY_SEC_CPU, sizeof(struct uv_cb_nodata), BIT_UVC_CMD_DESTROY_SEC_CPU },
8128ccfb1eSJanosch Frank 	{ "conv to", UVC_CMD_CONV_TO_SEC_STOR, sizeof(struct uv_cb_cts), BIT_UVC_CMD_CONV_TO_SEC_STOR },
8228ccfb1eSJanosch Frank 	{ "conv from", UVC_CMD_CONV_FROM_SEC_STOR, sizeof(struct uv_cb_cfs), BIT_UVC_CMD_CONV_FROM_SEC_STOR },
8328ccfb1eSJanosch Frank 	{ "set sec conf", UVC_CMD_SET_SEC_CONF_PARAMS, sizeof(struct uv_cb_ssc), BIT_UVC_CMD_SET_SEC_PARMS },
8428ccfb1eSJanosch Frank 	{ "unpack", UVC_CMD_UNPACK_IMG, sizeof(struct uv_cb_unp), BIT_UVC_CMD_UNPACK_IMG },
8528ccfb1eSJanosch Frank 	{ "verify", UVC_CMD_VERIFY_IMG, sizeof(struct uv_cb_nodata), BIT_UVC_CMD_VERIFY_IMG },
8628ccfb1eSJanosch Frank 	{ "cpu reset", UVC_CMD_CPU_RESET, sizeof(struct uv_cb_nodata), BIT_UVC_CMD_CPU_RESET },
8728ccfb1eSJanosch Frank 	{ "cpu initial reset", UVC_CMD_CPU_RESET_INITIAL, sizeof(struct uv_cb_nodata), BIT_UVC_CMD_CPU_RESET_INITIAL },
885630c446SJanosch Frank 	{ "conf clear reset", UVC_CMD_PREPARE_RESET, sizeof(struct uv_cb_nodata), BIT_UVC_CMD_PREPARE_RESET },
8928ccfb1eSJanosch Frank 	{ "cpu clear reset", UVC_CMD_CPU_RESET_CLEAR, sizeof(struct uv_cb_nodata), BIT_UVC_CMD_CPU_PERFORM_CLEAR_RESET },
9028ccfb1eSJanosch Frank 	{ "cpu set state", UVC_CMD_CPU_SET_STATE, sizeof(struct uv_cb_cpu_set_state), BIT_UVC_CMD_CPU_SET_STATE },
9128ccfb1eSJanosch Frank 	{ "pin shared", UVC_CMD_PIN_PAGE_SHARED, sizeof(struct uv_cb_cfs), BIT_UVC_CMD_PIN_PAGE_SHARED },
9228ccfb1eSJanosch Frank 	{ "unpin shared", UVC_CMD_UNPIN_PAGE_SHARED, sizeof(struct uv_cb_cts), BIT_UVC_CMD_UNPIN_PAGE_SHARED },
9328ccfb1eSJanosch Frank 	{ NULL, 0, 0 },
9428ccfb1eSJanosch Frank };
9528ccfb1eSJanosch Frank 
965078e7a7SJanosch Frank static void test_i3(void)
975078e7a7SJanosch Frank {
985078e7a7SJanosch Frank 	struct uv_cb_header uvcb = {
995078e7a7SJanosch Frank 		.cmd = UVC_CMD_INIT_UV,
1005078e7a7SJanosch Frank 		.len = sizeof(struct uv_cb_init),
1015078e7a7SJanosch Frank 	};
1025078e7a7SJanosch Frank 	unsigned long r1 = 0;
1035078e7a7SJanosch Frank 	int cc;
1045078e7a7SJanosch Frank 
1055078e7a7SJanosch Frank 	report_prefix_push("i3");
1065078e7a7SJanosch Frank 	expect_pgm_int();
1075078e7a7SJanosch Frank 	asm volatile(
1085078e7a7SJanosch Frank 		"0:	.insn rrf,0xB9A40000,%[r1],%[r2],4,2\n"
1095078e7a7SJanosch Frank 		"		ipm	%[cc]\n"
1105078e7a7SJanosch Frank 		"		srl	%[cc],28\n"
1115078e7a7SJanosch Frank 		: [cc] "=d" (cc)
1125078e7a7SJanosch Frank 		: [r1] "a" (r1), [r2] "a" (&uvcb)
1135078e7a7SJanosch Frank 		: "memory", "cc");
1145078e7a7SJanosch Frank 	check_pgm_int_code(PGM_INT_CODE_SPECIFICATION);
1155078e7a7SJanosch Frank 	report_prefix_pop();
1165078e7a7SJanosch Frank }
1175078e7a7SJanosch Frank 
11828ccfb1eSJanosch Frank static void test_priv(void)
11928ccfb1eSJanosch Frank {
12028ccfb1eSJanosch Frank 	struct uv_cb_header uvcb = {};
12128ccfb1eSJanosch Frank 	uint16_t pgm;
12228ccfb1eSJanosch Frank 	int i;
12328ccfb1eSJanosch Frank 
12428ccfb1eSJanosch Frank 	report_prefix_push("privileged");
12528ccfb1eSJanosch Frank 	for (i = 0; cmds[i].name; i++) {
12628ccfb1eSJanosch Frank 		expect_pgm_int();
12728ccfb1eSJanosch Frank 		uvcb.cmd = cmds[i].cmd;
12828ccfb1eSJanosch Frank 		uvcb.len = cmds[i].len;
12928ccfb1eSJanosch Frank 		enter_pstate();
130bf0e1689SJanosch Frank 		uv_call_once(0, (uint64_t)&uvcb);
13128ccfb1eSJanosch Frank 		pgm = clear_pgm_int();
13228ccfb1eSJanosch Frank 		report(pgm == PGM_INT_CODE_PRIVILEGED_OPERATION, "%s", cmds[i].name);
13328ccfb1eSJanosch Frank 	}
13428ccfb1eSJanosch Frank 	report_prefix_pop();
13528ccfb1eSJanosch Frank }
13628ccfb1eSJanosch Frank 
137b744815eSJanosch Frank static void test_uv_uninitialized(void)
138b744815eSJanosch Frank {
139b744815eSJanosch Frank 	struct uv_cb_header uvcb = {};
140b744815eSJanosch Frank 	int i;
141b744815eSJanosch Frank 
142b744815eSJanosch Frank 	report_prefix_push("uninitialized");
143b744815eSJanosch Frank 
144b744815eSJanosch Frank 	for (i = 0; cmds[i].name; i++) {
145b744815eSJanosch Frank 		if (cmds[i].cmd == UVC_CMD_INIT_UV)
146b744815eSJanosch Frank 			continue;
147b744815eSJanosch Frank 		expect_pgm_int();
148b744815eSJanosch Frank 		uvcb.cmd = cmds[i].cmd;
149b744815eSJanosch Frank 		uvcb.len = cmds[i].len;
150b744815eSJanosch Frank 		uv_call_once(0, (uint64_t)&uvcb);
151b744815eSJanosch Frank 		report(uvcb.rc == UVC_RC_INV_STATE, "%s", cmds[i].name);
152b744815eSJanosch Frank 	}
153b744815eSJanosch Frank 	report_prefix_pop();
154b744815eSJanosch Frank }
155b744815eSJanosch Frank 
15691d18441SJanosch Frank static void test_access(void)
15791d18441SJanosch Frank {
15891d18441SJanosch Frank 	struct uv_cb_header *uvcb;
15991d18441SJanosch Frank 	void *pages =  alloc_pages(1);
16091d18441SJanosch Frank 	uint16_t pgm;
16191d18441SJanosch Frank 	int i;
16291d18441SJanosch Frank 
16391d18441SJanosch Frank 	/* Put UVCB on second page which we will protect later */
16491d18441SJanosch Frank 	uvcb = pages + PAGE_SIZE;
16591d18441SJanosch Frank 
16691d18441SJanosch Frank 	report_prefix_push("access");
16791d18441SJanosch Frank 
16891d18441SJanosch Frank 	report_prefix_push("non-crossing");
16991d18441SJanosch Frank 	protect_page(uvcb, PAGE_ENTRY_I);
17091d18441SJanosch Frank 	for (i = 0; cmds[i].name; i++) {
17191d18441SJanosch Frank 		expect_pgm_int();
17291d18441SJanosch Frank 		mb();
17391d18441SJanosch Frank 		uv_call_once(0, (uint64_t)uvcb);
17491d18441SJanosch Frank 		pgm = clear_pgm_int();
17591d18441SJanosch Frank 		report(pgm == PGM_INT_CODE_PAGE_TRANSLATION, "%s", cmds[i].name);
17691d18441SJanosch Frank 	}
17791d18441SJanosch Frank 	report_prefix_pop();
17891d18441SJanosch Frank 
17991d18441SJanosch Frank 	report_prefix_push("crossing");
18091d18441SJanosch Frank 	/*
18191d18441SJanosch Frank 	 * Put the header into the readable page 1, everything after
18291d18441SJanosch Frank 	 * the header will be on the second, invalid page.
18391d18441SJanosch Frank 	 */
18491d18441SJanosch Frank 	uvcb -= 1;
18591d18441SJanosch Frank 	for (i = 0; cmds[i].name; i++) {
18691d18441SJanosch Frank 		uvcb->cmd = cmds[i].cmd;
18791d18441SJanosch Frank 		uvcb->len = cmds[i].len;
18891d18441SJanosch Frank 
18991d18441SJanosch Frank 		expect_pgm_int();
19091d18441SJanosch Frank 		mb();
19191d18441SJanosch Frank 		uv_call_once(0, (uint64_t)uvcb);
19291d18441SJanosch Frank 		pgm = clear_pgm_int();
19391d18441SJanosch Frank 		report(pgm == PGM_INT_CODE_PAGE_TRANSLATION, "%s", cmds[i].name);
19491d18441SJanosch Frank 	}
19591d18441SJanosch Frank 	report_prefix_pop();
19691d18441SJanosch Frank 
19791d18441SJanosch Frank 	uvcb += 1;
19891d18441SJanosch Frank 	unprotect_page(uvcb, PAGE_ENTRY_I);
19991d18441SJanosch Frank 
20091d18441SJanosch Frank 	free_pages(pages);
20191d18441SJanosch Frank 	report_prefix_pop();
20291d18441SJanosch Frank }
20391d18441SJanosch Frank 
20428ccfb1eSJanosch Frank static void test_config_destroy(void)
20528ccfb1eSJanosch Frank {
20628ccfb1eSJanosch Frank 	int rc;
20728ccfb1eSJanosch Frank 	struct uv_cb_nodata uvcb = {
20828ccfb1eSJanosch Frank 		.header.cmd = UVC_CMD_DESTROY_SEC_CONF,
20928ccfb1eSJanosch Frank 		.header.len = sizeof(uvcb),
21028ccfb1eSJanosch Frank 		.handle = uvcb_cgc.guest_handle,
21128ccfb1eSJanosch Frank 	};
21228ccfb1eSJanosch Frank 
21328ccfb1eSJanosch Frank 	report_prefix_push("dsc");
21428ccfb1eSJanosch Frank 	uvcb.header.len -= 8;
21528ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb);
21628ccfb1eSJanosch Frank 	report(rc == 1 && uvcb.header.rc == UVC_RC_INV_LEN,
21728ccfb1eSJanosch Frank 	       "hdr invalid length");
21828ccfb1eSJanosch Frank 	uvcb.header.len += 8;
21928ccfb1eSJanosch Frank 
22028ccfb1eSJanosch Frank 	uvcb.handle += 1;
22128ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb);
22228ccfb1eSJanosch Frank 	report(rc == 1 && uvcb.header.rc == UVC_RC_INV_GHANDLE, "invalid handle");
22328ccfb1eSJanosch Frank 	uvcb.handle -= 1;
22428ccfb1eSJanosch Frank 
22528ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb);
22628ccfb1eSJanosch Frank 	report(rc == 0 && uvcb.header.rc == UVC_RC_EXECUTED, "success");
22728ccfb1eSJanosch Frank 	report_prefix_pop();
22828ccfb1eSJanosch Frank }
22928ccfb1eSJanosch Frank 
23028ccfb1eSJanosch Frank static void test_cpu_destroy(void)
23128ccfb1eSJanosch Frank {
23228ccfb1eSJanosch Frank 	int rc;
23328ccfb1eSJanosch Frank 	struct uv_cb_nodata uvcb = {
23428ccfb1eSJanosch Frank 		.header.len = sizeof(uvcb),
23528ccfb1eSJanosch Frank 		.header.cmd = UVC_CMD_DESTROY_SEC_CPU,
23628ccfb1eSJanosch Frank 		.handle = uvcb_csc.cpu_handle,
23728ccfb1eSJanosch Frank 	};
23828ccfb1eSJanosch Frank 
23928ccfb1eSJanosch Frank 	report_prefix_push("dcpu");
24028ccfb1eSJanosch Frank 
24128ccfb1eSJanosch Frank 	uvcb.header.len -= 8;
24228ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb);
24328ccfb1eSJanosch Frank 	report(rc == 1 && uvcb.header.rc == UVC_RC_INV_LEN,
24428ccfb1eSJanosch Frank 	       "hdr invalid length");
24528ccfb1eSJanosch Frank 	uvcb.header.len += 8;
24628ccfb1eSJanosch Frank 
2475bf29e09SClaudio Imbrenda 	if (!machine_is_z15()) {
24828ccfb1eSJanosch Frank 		uvcb.handle += 1;
24928ccfb1eSJanosch Frank 		rc = uv_call(0, (uint64_t)&uvcb);
25028ccfb1eSJanosch Frank 		report(rc == 1 && uvcb.header.rc == UVC_RC_INV_CHANDLE, "invalid handle");
25128ccfb1eSJanosch Frank 		uvcb.handle -= 1;
252c73cc92dSJanosch Frank 	}
25328ccfb1eSJanosch Frank 
25428ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb);
25528ccfb1eSJanosch Frank 	report(rc == 0 && uvcb.header.rc == UVC_RC_EXECUTED, "success");
25628ccfb1eSJanosch Frank 
25728ccfb1eSJanosch Frank 	report_prefix_pop();
25828ccfb1eSJanosch Frank }
25928ccfb1eSJanosch Frank 
260692447f2SJanosch Frank static void test_set_se_header(void)
261692447f2SJanosch Frank {
262692447f2SJanosch Frank 	struct uv_cb_ssc uvcb = {
263692447f2SJanosch Frank 		.header.cmd = UVC_CMD_SET_SEC_CONF_PARAMS,
264692447f2SJanosch Frank 		.header.len = sizeof(uvcb),
265692447f2SJanosch Frank 		.guest_handle = uvcb_cgc.guest_handle,
266692447f2SJanosch Frank 		.sec_header_origin = 0,
267692447f2SJanosch Frank 		.sec_header_len = 0x1000,
268692447f2SJanosch Frank 	};
269692447f2SJanosch Frank 	void *pages =  alloc_pages(1);
270692447f2SJanosch Frank 	void *inv;
271692447f2SJanosch Frank 	int rc;
272692447f2SJanosch Frank 
273692447f2SJanosch Frank 	report_prefix_push("sscp");
274692447f2SJanosch Frank 
275692447f2SJanosch Frank 	uvcb.header.len -= 8;
276692447f2SJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb);
277692447f2SJanosch Frank 	report(rc == 1 && uvcb.header.rc == UVC_RC_INV_LEN,
278692447f2SJanosch Frank 	       "hdr invalid length");
279692447f2SJanosch Frank 	uvcb.header.len += 8;
280692447f2SJanosch Frank 
281692447f2SJanosch Frank 	uvcb.guest_handle += 1;
282692447f2SJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb);
283692447f2SJanosch Frank 	report(rc == 1 && uvcb.header.rc == UVC_RC_INV_GHANDLE, "invalid handle");
284692447f2SJanosch Frank 	uvcb.guest_handle -= 1;
285692447f2SJanosch Frank 
286692447f2SJanosch Frank 	inv = pages + PAGE_SIZE;
287692447f2SJanosch Frank 	uvcb.sec_header_origin = (uint64_t)inv;
288692447f2SJanosch Frank 	protect_page(inv, PAGE_ENTRY_I);
289692447f2SJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb);
290692447f2SJanosch Frank 	report(rc == 1 && uvcb.header.rc == 0x103,
291692447f2SJanosch Frank 	       "se hdr access exception");
292692447f2SJanosch Frank 
293692447f2SJanosch Frank 	/*
294692447f2SJanosch Frank 	 * Shift the ptr so the first few DWORDs are accessible but
295692447f2SJanosch Frank 	 * the following are on an invalid page.
296692447f2SJanosch Frank 	 */
297692447f2SJanosch Frank 	uvcb.sec_header_origin -= 0x20;
298692447f2SJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb);
299692447f2SJanosch Frank 	report(rc == 1 && uvcb.header.rc == 0x103,
300692447f2SJanosch Frank 	       "se hdr access exception crossing");
301692447f2SJanosch Frank 	unprotect_page(inv, PAGE_ENTRY_I);
302692447f2SJanosch Frank 
303692447f2SJanosch Frank 	free_pages(pages);
304692447f2SJanosch Frank 	report_prefix_pop();
305692447f2SJanosch Frank }
306692447f2SJanosch Frank 
30728ccfb1eSJanosch Frank static void test_cpu_create(void)
30828ccfb1eSJanosch Frank {
30928ccfb1eSJanosch Frank 	int rc;
31028ccfb1eSJanosch Frank 	unsigned long tmp;
31128ccfb1eSJanosch Frank 
31228ccfb1eSJanosch Frank 	report_prefix_push("csc");
31328ccfb1eSJanosch Frank 	uvcb_csc.header.len = sizeof(uvcb_csc);
31428ccfb1eSJanosch Frank 	uvcb_csc.header.cmd = UVC_CMD_CREATE_SEC_CPU;
31528ccfb1eSJanosch Frank 	uvcb_csc.guest_handle = uvcb_cgc.guest_handle;
31628ccfb1eSJanosch Frank 	uvcb_csc.stor_origin = (unsigned long)memalign(PAGE_SIZE, uvcb_qui.cpu_stor_len);
31728ccfb1eSJanosch Frank 	uvcb_csc.state_origin = (unsigned long)memalign(PAGE_SIZE, PAGE_SIZE);
31828ccfb1eSJanosch Frank 
31928ccfb1eSJanosch Frank 	uvcb_csc.header.len -= 8;
32028ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_csc);
32128ccfb1eSJanosch Frank 	report(uvcb_csc.header.rc == UVC_RC_INV_LEN && rc == 1 &&
32228ccfb1eSJanosch Frank 	       !uvcb_csc.cpu_handle, "hdr invalid length");
32328ccfb1eSJanosch Frank 	uvcb_csc.header.len += 8;
32428ccfb1eSJanosch Frank 
32528ccfb1eSJanosch Frank 	uvcb_csc.guest_handle += 1;
32628ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_csc);
32728ccfb1eSJanosch Frank 	report(uvcb_csc.header.rc == UVC_RC_INV_GHANDLE && rc == 1,
32828ccfb1eSJanosch Frank 	       "invalid guest handle");
32928ccfb1eSJanosch Frank 	uvcb_csc.guest_handle -= 1;
33028ccfb1eSJanosch Frank 
33128ccfb1eSJanosch Frank 	uvcb_csc.num = uvcb_qui.max_guest_cpus + 1;
33228ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_csc);
33328ccfb1eSJanosch Frank 	report(uvcb_csc.header.rc == 0x103 && rc == 1,
33428ccfb1eSJanosch Frank 	       "invalid cpu #");
33528ccfb1eSJanosch Frank 	uvcb_csc.num = 0;
33628ccfb1eSJanosch Frank 
33728ccfb1eSJanosch Frank 	tmp = uvcb_csc.stor_origin;
33828ccfb1eSJanosch Frank 	uvcb_csc.stor_origin = get_max_ram_size() + PAGE_SIZE;
33928ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_csc);
34028ccfb1eSJanosch Frank 	report(uvcb_csc.header.rc == 0x105 && rc == 1,
34128ccfb1eSJanosch Frank 	       "cpu stor inaccessible");
34228ccfb1eSJanosch Frank 	uvcb_csc.stor_origin = tmp;
34328ccfb1eSJanosch Frank 
34428ccfb1eSJanosch Frank 	tmp = uvcb_csc.stor_origin;
34528ccfb1eSJanosch Frank 	uvcb_csc.stor_origin = 0;
34628ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_csc);
34728ccfb1eSJanosch Frank 	report(uvcb_csc.header.rc == 0x106 && rc == 1,
34828ccfb1eSJanosch Frank 	       "cpu stor in lowcore");
34928ccfb1eSJanosch Frank 	uvcb_csc.stor_origin = tmp;
35028ccfb1eSJanosch Frank 
35128ccfb1eSJanosch Frank 	tmp = uvcb_csc.state_origin;
35228ccfb1eSJanosch Frank 	uvcb_csc.state_origin = get_max_ram_size() + PAGE_SIZE;
35328ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_csc);
35428ccfb1eSJanosch Frank 	report(uvcb_csc.header.rc == 0x107 && rc == 1,
35528ccfb1eSJanosch Frank 	       "SIE SD inaccessible");
35628ccfb1eSJanosch Frank 	uvcb_csc.state_origin = tmp;
35728ccfb1eSJanosch Frank 
35828ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_csc);
35928ccfb1eSJanosch Frank 	report(rc == 0 && uvcb_csc.header.rc == UVC_RC_EXECUTED &&
36028ccfb1eSJanosch Frank 	       uvcb_csc.cpu_handle, "success");
36128ccfb1eSJanosch Frank 
362b9ff8da5SJanosch Frank 	rc = access_check_3d((uint8_t *)uvcb_csc.stor_origin,
363b9ff8da5SJanosch Frank 			     uvcb_qui.cpu_stor_len);
364b9ff8da5SJanosch Frank 	report(rc, "Storage protection");
365b9ff8da5SJanosch Frank 
36628ccfb1eSJanosch Frank 	tmp = uvcb_csc.stor_origin;
36728ccfb1eSJanosch Frank 	uvcb_csc.stor_origin = (unsigned long)memalign(PAGE_SIZE, uvcb_qui.cpu_stor_len);
36828ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_csc);
36928ccfb1eSJanosch Frank 	report(rc == 1 && uvcb_csc.header.rc == 0x104, "already defined");
37028ccfb1eSJanosch Frank 	uvcb_csc.stor_origin = tmp;
37128ccfb1eSJanosch Frank 	report_prefix_pop();
37228ccfb1eSJanosch Frank }
37328ccfb1eSJanosch Frank 
37428ccfb1eSJanosch Frank static void test_config_create(void)
37528ccfb1eSJanosch Frank {
37628ccfb1eSJanosch Frank 	int rc;
37728ccfb1eSJanosch Frank 	unsigned long vsize, tmp;
37828ccfb1eSJanosch Frank 	static struct uv_cb_cgc uvcb;
37928ccfb1eSJanosch Frank 
38028ccfb1eSJanosch Frank 	uvcb_cgc.header.cmd = UVC_CMD_CREATE_SEC_CONF;
38128ccfb1eSJanosch Frank 	uvcb_cgc.header.len = sizeof(uvcb_cgc);
38228ccfb1eSJanosch Frank 	report_prefix_push("cgc");
38328ccfb1eSJanosch Frank 
38428ccfb1eSJanosch Frank 	uvcb_cgc.guest_stor_origin = 0;
38528ccfb1eSJanosch Frank 	uvcb_cgc.guest_stor_len = 42 * (1UL << 20);
38628ccfb1eSJanosch Frank 	vsize = uvcb_qui.conf_base_virt_stor_len +
38728ccfb1eSJanosch Frank 		((uvcb_cgc.guest_stor_len / (1UL << 20)) * uvcb_qui.conf_virt_var_stor_len);
38828ccfb1eSJanosch Frank 
38928ccfb1eSJanosch Frank 	uvcb_cgc.conf_base_stor_origin = (uint64_t)memalign(PAGE_SIZE * 4, uvcb_qui.conf_base_phys_stor_len);
39028ccfb1eSJanosch Frank 	uvcb_cgc.conf_var_stor_origin = (uint64_t)memalign(PAGE_SIZE, vsize);
39128ccfb1eSJanosch Frank 	uvcb_cgc.guest_asce = (uint64_t)memalign(PAGE_SIZE, 4 * PAGE_SIZE) | ASCE_DT_SEGMENT | REGION_TABLE_LENGTH | ASCE_P;
39228ccfb1eSJanosch Frank 	uvcb_cgc.guest_sca = (uint64_t)memalign(PAGE_SIZE * 4, PAGE_SIZE * 4);
39328ccfb1eSJanosch Frank 
39428ccfb1eSJanosch Frank 	uvcb_cgc.header.len -= 8;
39528ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_cgc);
39628ccfb1eSJanosch Frank 	report(uvcb_cgc.header.rc == UVC_RC_INV_LEN && rc == 1 &&
39728ccfb1eSJanosch Frank 	       !uvcb_cgc.guest_handle, "hdr invalid length");
39828ccfb1eSJanosch Frank 	uvcb_cgc.header.len += 8;
39928ccfb1eSJanosch Frank 
40028ccfb1eSJanosch Frank 	uvcb_cgc.guest_stor_origin = uvcb_qui.max_guest_stor_addr + (1UL << 20) * 2 + 1;
40128ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_cgc);
40228ccfb1eSJanosch Frank 	report(uvcb_cgc.header.rc == 0x101 && rc == 1,
40328ccfb1eSJanosch Frank 	       "MSO > max guest addr");
40428ccfb1eSJanosch Frank 	uvcb_cgc.guest_stor_origin = 0;
40528ccfb1eSJanosch Frank 
40628ccfb1eSJanosch Frank 	uvcb_cgc.guest_stor_origin = uvcb_qui.max_guest_stor_addr - (1UL << 20);
40728ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_cgc);
40828ccfb1eSJanosch Frank 	report(uvcb_cgc.header.rc == 0x102 && rc == 1,
40928ccfb1eSJanosch Frank 	       "MSO + MSL > max guest addr");
41028ccfb1eSJanosch Frank 	uvcb_cgc.guest_stor_origin = 0;
41128ccfb1eSJanosch Frank 
41228ccfb1eSJanosch Frank 	uvcb_cgc.guest_asce &= ~ASCE_P;
41328ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_cgc);
41428ccfb1eSJanosch Frank 	report(uvcb_cgc.header.rc == 0x105 && rc == 1,
41528ccfb1eSJanosch Frank 	       "ASCE private bit missing");
41628ccfb1eSJanosch Frank 	uvcb_cgc.guest_asce |= ASCE_P;
41728ccfb1eSJanosch Frank 
41828ccfb1eSJanosch Frank 	uvcb_cgc.guest_asce |= 0x20;
41928ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_cgc);
42028ccfb1eSJanosch Frank 	report(uvcb_cgc.header.rc == 0x105 && rc == 1,
42128ccfb1eSJanosch Frank 	       "ASCE bit 58 set");
42228ccfb1eSJanosch Frank 	uvcb_cgc.guest_asce &= ~0x20;
42328ccfb1eSJanosch Frank 
42428ccfb1eSJanosch Frank 	tmp = uvcb_cgc.conf_base_stor_origin;
42528ccfb1eSJanosch Frank 	uvcb_cgc.conf_base_stor_origin = get_max_ram_size() + 8;
42628ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_cgc);
42728ccfb1eSJanosch Frank 	report(uvcb_cgc.header.rc == 0x108 && rc == 1,
42828ccfb1eSJanosch Frank 	       "base storage origin > available memory");
42928ccfb1eSJanosch Frank 	uvcb_cgc.conf_base_stor_origin = tmp;
43028ccfb1eSJanosch Frank 
43128ccfb1eSJanosch Frank 	tmp = uvcb_cgc.conf_base_stor_origin;
43228ccfb1eSJanosch Frank 	uvcb_cgc.conf_base_stor_origin = 0x1000;
43328ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_cgc);
43428ccfb1eSJanosch Frank 	report(uvcb_cgc.header.rc == 0x109 && rc == 1,
43528ccfb1eSJanosch Frank 	       "base storage origin contains lowcore");
43628ccfb1eSJanosch Frank 	uvcb_cgc.conf_base_stor_origin = tmp;
43728ccfb1eSJanosch Frank 
43828ccfb1eSJanosch Frank 	if (smp_query_num_cpus() == 1) {
43928ccfb1eSJanosch Frank 		sigp_retry(1, SIGP_SET_PREFIX,
44028ccfb1eSJanosch Frank 			   uvcb_cgc.conf_var_stor_origin + PAGE_SIZE, NULL);
44128ccfb1eSJanosch Frank 		rc = uv_call(0, (uint64_t)&uvcb_cgc);
44228ccfb1eSJanosch Frank 		report(uvcb_cgc.header.rc == 0x10e && rc == 1 &&
44328ccfb1eSJanosch Frank 		       !uvcb_cgc.guest_handle, "variable storage area contains lowcore");
44428ccfb1eSJanosch Frank 		sigp_retry(1, SIGP_SET_PREFIX, 0x0, NULL);
44528ccfb1eSJanosch Frank 	}
44628ccfb1eSJanosch Frank 
44728ccfb1eSJanosch Frank 	tmp = uvcb_cgc.guest_sca;
44828ccfb1eSJanosch Frank 	uvcb_cgc.guest_sca = 0;
44928ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_cgc);
45028ccfb1eSJanosch Frank 	report(uvcb_cgc.header.rc == 0x10c && rc == 1,
45128ccfb1eSJanosch Frank 	       "sca == 0");
45228ccfb1eSJanosch Frank 	uvcb_cgc.guest_sca = tmp;
45328ccfb1eSJanosch Frank 
45428ccfb1eSJanosch Frank 	tmp = uvcb_cgc.guest_sca;
4555e83f9d0SJanosch Frank 	uvcb_cgc.guest_sca = get_max_ram_size() + PAGE_SIZE * 4;
45628ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_cgc);
45728ccfb1eSJanosch Frank 	report(uvcb_cgc.header.rc == 0x10d && rc == 1,
45828ccfb1eSJanosch Frank 	       "sca inaccessible");
45928ccfb1eSJanosch Frank 	uvcb_cgc.guest_sca = tmp;
46028ccfb1eSJanosch Frank 
46128ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_cgc);
46228ccfb1eSJanosch Frank 	report(rc == 0 && uvcb_cgc.header.rc == UVC_RC_EXECUTED, "successful");
46328ccfb1eSJanosch Frank 
464b9ff8da5SJanosch Frank 	rc = access_check_3d((uint8_t *)uvcb_cgc.conf_base_stor_origin,
465b9ff8da5SJanosch Frank 			     uvcb_qui.conf_base_phys_stor_len);
466b9ff8da5SJanosch Frank 	report(rc, "Base storage protection");
467b9ff8da5SJanosch Frank 
468b9ff8da5SJanosch Frank 	rc = access_check_3d((uint8_t *)uvcb_cgc.conf_var_stor_origin, vsize);
469b9ff8da5SJanosch Frank 	report(rc, "Variable storage protection");
470b9ff8da5SJanosch Frank 
47128ccfb1eSJanosch Frank 	uvcb_cgc.header.rc = 0;
47228ccfb1eSJanosch Frank 	uvcb_cgc.header.rrc = 0;
47328ccfb1eSJanosch Frank 	tmp = uvcb_cgc.guest_handle;
47428ccfb1eSJanosch Frank 	uvcb_cgc.guest_handle = 0;
47528ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_cgc);
47628ccfb1eSJanosch Frank 	report(uvcb_cgc.header.rc >= 0x100 && rc == 1, "reuse uvcb");
47728ccfb1eSJanosch Frank 	uvcb_cgc.guest_handle = tmp;
47828ccfb1eSJanosch Frank 
47928ccfb1eSJanosch Frank 	/* Copy over most data from uvcb_cgc, so we have the ASCE that was used. */
48028ccfb1eSJanosch Frank 	memcpy(&uvcb, &uvcb_cgc, sizeof(uvcb));
48128ccfb1eSJanosch Frank 
48228ccfb1eSJanosch Frank 	/* Reset the header and handle */
48328ccfb1eSJanosch Frank 	uvcb.header.rc = 0;
48428ccfb1eSJanosch Frank 	uvcb.header.rrc = 0;
48528ccfb1eSJanosch Frank 	uvcb.guest_handle = 0;
48628ccfb1eSJanosch Frank 
48728ccfb1eSJanosch Frank 	/* Use new storage areas. */
48828ccfb1eSJanosch Frank 	uvcb.conf_base_stor_origin = (uint64_t)memalign(PAGE_SIZE * 4, uvcb_qui.conf_base_phys_stor_len);
48928ccfb1eSJanosch Frank 	uvcb.conf_var_stor_origin = (uint64_t)memalign(PAGE_SIZE, vsize);
49028ccfb1eSJanosch Frank 
49128ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb);
49228ccfb1eSJanosch Frank 	report(uvcb.header.rc >= 0x104 && rc == 1 && !uvcb.guest_handle,
49328ccfb1eSJanosch Frank 	       "reuse ASCE");
49428ccfb1eSJanosch Frank 	free((void *)uvcb.conf_base_stor_origin);
49528ccfb1eSJanosch Frank 	free((void *)uvcb.conf_var_stor_origin);
49628ccfb1eSJanosch Frank 
49728ccfb1eSJanosch Frank 	/* Missing: 106, 10a, a0b */
49828ccfb1eSJanosch Frank 	report_prefix_pop();
49928ccfb1eSJanosch Frank }
50028ccfb1eSJanosch Frank 
50128ccfb1eSJanosch Frank static void test_init(void)
50228ccfb1eSJanosch Frank {
50328ccfb1eSJanosch Frank 	int rc;
5044033c512SJanosch Frank 	uint64_t tmp;
50528ccfb1eSJanosch Frank 
5064033c512SJanosch Frank 	/*
5074033c512SJanosch Frank 	 * Donated storage needs to be over 2GB, AREA_NORMAL does that
5084033c512SJanosch Frank 	 * on s390x.
5094033c512SJanosch Frank 	 */
5104033c512SJanosch Frank 	tmp = (uint64_t)memalign_pages_flags(SZ_1M, uvcb_qui.uv_base_stor_len, AREA_NORMAL);
51128ccfb1eSJanosch Frank 
51228ccfb1eSJanosch Frank 	uvcb_init.header.len = sizeof(uvcb_init);
51328ccfb1eSJanosch Frank 	uvcb_init.header.cmd = UVC_CMD_INIT_UV;
5144033c512SJanosch Frank 	uvcb_init.stor_origin = tmp;
51528ccfb1eSJanosch Frank 	uvcb_init.stor_len = uvcb_qui.uv_base_stor_len;
51628ccfb1eSJanosch Frank 
51728ccfb1eSJanosch Frank 	report_prefix_push("init");
51828ccfb1eSJanosch Frank 	uvcb_init.header.len -= 8;
51928ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_init);
52028ccfb1eSJanosch Frank 	report(rc == 1 && uvcb_init.header.rc == UVC_RC_INV_LEN,
52128ccfb1eSJanosch Frank 	       "hdr invalid length");
52228ccfb1eSJanosch Frank 	uvcb_init.header.len += 8;
52328ccfb1eSJanosch Frank 
52428ccfb1eSJanosch Frank 	uvcb_init.stor_len -= 8;
52528ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_init);
52628ccfb1eSJanosch Frank 	report(rc == 1 && uvcb_init.header.rc == 0x103,
52728ccfb1eSJanosch Frank 	       "storage invalid length");
52828ccfb1eSJanosch Frank 	uvcb_init.stor_len += 8;
52928ccfb1eSJanosch Frank 
530fa61eb8eSJanosch Frank 	/* Storage origin is 1MB aligned, the length is 4KB aligned */
531fa61eb8eSJanosch Frank 	uvcb_init.stor_origin = get_max_ram_size();
53228ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_init);
533fa61eb8eSJanosch Frank 	report(rc == 1 && (uvcb_init.header.rc == 0x104 || uvcb_init.header.rc == 0x105),
53428ccfb1eSJanosch Frank 	       "storage origin invalid");
5354033c512SJanosch Frank 	uvcb_init.stor_origin = tmp;
53628ccfb1eSJanosch Frank 
537fa61eb8eSJanosch Frank 	if (uvcb_init.stor_len >= HPAGE_SIZE) {
538fa61eb8eSJanosch Frank 		uvcb_init.stor_origin = get_max_ram_size() - HPAGE_SIZE;
53928ccfb1eSJanosch Frank 		rc = uv_call(0, (uint64_t)&uvcb_init);
54028ccfb1eSJanosch Frank 		report(rc == 1 && uvcb_init.header.rc == 0x105,
54128ccfb1eSJanosch Frank 		       "storage + length invalid");
5424033c512SJanosch Frank 		uvcb_init.stor_origin = tmp;
543fa61eb8eSJanosch Frank 	} else {
544fa61eb8eSJanosch Frank 		report_skip("storage + length invalid, stor_len < HPAGE_SIZE");
545fa61eb8eSJanosch Frank 	}
54628ccfb1eSJanosch Frank 
54728ccfb1eSJanosch Frank 	uvcb_init.stor_origin = 1UL << 30;
54828ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_init);
54928ccfb1eSJanosch Frank 	report(rc == 1 && uvcb_init.header.rc == 0x108,
55028ccfb1eSJanosch Frank 	       "storage below 2GB");
5514033c512SJanosch Frank 	uvcb_init.stor_origin = tmp;
55228ccfb1eSJanosch Frank 
553f514b4f7SClaudio Imbrenda 	smp_cpu_setup(1, PSW_WITH_CUR_MASK(cpu_loop));
55428ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_init);
55528ccfb1eSJanosch Frank 	report(rc == 1 && uvcb_init.header.rc == 0x102,
55628ccfb1eSJanosch Frank 	       "too many running cpus");
55728ccfb1eSJanosch Frank 	smp_cpu_stop(1);
55828ccfb1eSJanosch Frank 
55928ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_init);
56028ccfb1eSJanosch Frank 	report(rc == 0 && uvcb_init.header.rc == UVC_RC_EXECUTED, "successful");
56128ccfb1eSJanosch Frank 
5624033c512SJanosch Frank 	tmp = uvcb_init.stor_origin;
5634033c512SJanosch Frank 	uvcb_init.stor_origin =	(uint64_t)memalign_pages_flags(HPAGE_SIZE, uvcb_qui.uv_base_stor_len, AREA_NORMAL);
56428ccfb1eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_init);
56528ccfb1eSJanosch Frank 	report(rc == 1 && uvcb_init.header.rc == 0x101, "double init");
5664033c512SJanosch Frank 	free((void *)uvcb_init.stor_origin);
5674033c512SJanosch Frank 	uvcb_init.stor_origin = tmp;
56828ccfb1eSJanosch Frank 
56928ccfb1eSJanosch Frank 	report_prefix_pop();
57028ccfb1eSJanosch Frank }
57128ccfb1eSJanosch Frank 
57228ccfb1eSJanosch Frank static void test_query(void)
57328ccfb1eSJanosch Frank {
574cde26b62SJanosch Frank 	int i = 0, cc;
57528ccfb1eSJanosch Frank 
57628ccfb1eSJanosch Frank 	uvcb_qui.header.cmd = UVC_CMD_QUI;
57728ccfb1eSJanosch Frank 	uvcb_qui.header.len = sizeof(uvcb_qui);
57828ccfb1eSJanosch Frank 
57928ccfb1eSJanosch Frank 	report_prefix_push("query");
58028ccfb1eSJanosch Frank 	uvcb_qui.header.len = 0xa0;
58128ccfb1eSJanosch Frank 	uv_call(0, (uint64_t)&uvcb_qui);
58228ccfb1eSJanosch Frank 	report(uvcb_qui.header.rc == UVC_RC_INV_LEN, "length");
58328ccfb1eSJanosch Frank 
58428ccfb1eSJanosch Frank 	uvcb_qui.header.len = 0xa8;
58528ccfb1eSJanosch Frank 	uv_call(0, (uint64_t)&uvcb_qui);
58628ccfb1eSJanosch Frank 	report(uvcb_qui.header.rc == 0x100, "insf length");
58728ccfb1eSJanosch Frank 
58828ccfb1eSJanosch Frank 	uvcb_qui.header.len = sizeof(uvcb_qui);
589cde26b62SJanosch Frank 	cc = uv_call(0, (uint64_t)&uvcb_qui);
590cde26b62SJanosch Frank 	report((!cc && uvcb_qui.header.rc == UVC_RC_EXECUTED) ||
591cde26b62SJanosch Frank 	       (cc == 1 && uvcb_qui.header.rc == 0x100),
592cde26b62SJanosch Frank 		"successful query");
59328ccfb1eSJanosch Frank 
59428ccfb1eSJanosch Frank 	for (i = 0; cmds[i].name; i++)
59528ccfb1eSJanosch Frank 		report(uv_query_test_call(cmds[i].call_bit), "%s", cmds[i].name);
59628ccfb1eSJanosch Frank 
59728ccfb1eSJanosch Frank 	report_prefix_pop();
59828ccfb1eSJanosch Frank }
59928ccfb1eSJanosch Frank 
60028ccfb1eSJanosch Frank static struct cmd_list invalid_cmds[] = {
60128ccfb1eSJanosch Frank 	{ "bogus", 0x4242, sizeof(struct uv_cb_header), -1},
60228ccfb1eSJanosch Frank 	{ "share", UVC_CMD_SET_SHARED_ACCESS, sizeof(struct uv_cb_share), BIT_UVC_CMD_SET_SHARED_ACCESS },
60328ccfb1eSJanosch Frank 	{ "unshare", UVC_CMD_REMOVE_SHARED_ACCESS, sizeof(struct uv_cb_share), BIT_UVC_CMD_REMOVE_SHARED_ACCESS },
6046a87e02cSSteffen Eiden 	{ "attest", UVC_CMD_ATTESTATION, sizeof(struct uv_cb_attest), BIT_UVC_CMD_ATTESTATION },
60528ccfb1eSJanosch Frank 	{ NULL, 0, 0 },
60628ccfb1eSJanosch Frank };
60728ccfb1eSJanosch Frank 
60828ccfb1eSJanosch Frank static void test_invalid(void)
60928ccfb1eSJanosch Frank {
61028ccfb1eSJanosch Frank 	struct uv_cb_header hdr = {};
61128ccfb1eSJanosch Frank 	int i, cc;
61228ccfb1eSJanosch Frank 
61328ccfb1eSJanosch Frank 	report_prefix_push("invalid");
61428ccfb1eSJanosch Frank 	for (i = 0; invalid_cmds[i].name; i++) {
61528ccfb1eSJanosch Frank 		hdr.cmd = invalid_cmds[i].cmd;
61628ccfb1eSJanosch Frank 		hdr.len = invalid_cmds[i].len;
61728ccfb1eSJanosch Frank 		cc = uv_call(0, (uint64_t)&hdr);
61828ccfb1eSJanosch Frank 		report(cc == 1 && hdr.rc == UVC_RC_INV_CMD &&
61928ccfb1eSJanosch Frank 		       (invalid_cmds[i].call_bit == -1 || !uv_query_test_call(invalid_cmds[i].call_bit)),
62028ccfb1eSJanosch Frank 		       "%s", invalid_cmds[i].name);
62128ccfb1eSJanosch Frank 	}
62228ccfb1eSJanosch Frank 	report_prefix_pop();
62328ccfb1eSJanosch Frank }
62428ccfb1eSJanosch Frank 
625b744815eSJanosch Frank static void setup_test_clear(void)
626b744815eSJanosch Frank {
627b744815eSJanosch Frank 	unsigned long vsize;
628b744815eSJanosch Frank 	int rc;
629b744815eSJanosch Frank 
630b744815eSJanosch Frank 	uvcb_cgc.header.cmd = UVC_CMD_CREATE_SEC_CONF;
631b744815eSJanosch Frank 	uvcb_cgc.header.len = sizeof(uvcb_cgc);
632b744815eSJanosch Frank 
633b744815eSJanosch Frank 	uvcb_cgc.guest_stor_origin = 0;
634b744815eSJanosch Frank 	uvcb_cgc.guest_stor_len = 42 * (1UL << 20);
635b744815eSJanosch Frank 	vsize = uvcb_qui.conf_base_virt_stor_len +
636b744815eSJanosch Frank 		((uvcb_cgc.guest_stor_len / (1UL << 20)) * uvcb_qui.conf_virt_var_stor_len);
637b744815eSJanosch Frank 
638b744815eSJanosch Frank 	uvcb_cgc.conf_base_stor_origin = (uint64_t)memalign(PAGE_SIZE * 4, uvcb_qui.conf_base_phys_stor_len);
639b744815eSJanosch Frank 	uvcb_cgc.conf_var_stor_origin = (uint64_t)memalign(PAGE_SIZE, vsize);
640b744815eSJanosch Frank 	uvcb_cgc.guest_asce = (uint64_t)memalign(PAGE_SIZE, 4 * PAGE_SIZE) | ASCE_DT_SEGMENT | REGION_TABLE_LENGTH | ASCE_P;
641b744815eSJanosch Frank 	uvcb_cgc.guest_sca = (uint64_t)memalign(PAGE_SIZE * 4, PAGE_SIZE * 4);
642b744815eSJanosch Frank 
643b744815eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_cgc);
644b744815eSJanosch Frank 	assert(rc == 0);
645b744815eSJanosch Frank 
646b744815eSJanosch Frank 	uvcb_csc.header.len = sizeof(uvcb_csc);
647b744815eSJanosch Frank 	uvcb_csc.header.cmd = UVC_CMD_CREATE_SEC_CPU;
648b744815eSJanosch Frank 	uvcb_csc.guest_handle = uvcb_cgc.guest_handle;
649b744815eSJanosch Frank 	uvcb_csc.stor_origin = (unsigned long)memalign(PAGE_SIZE, uvcb_qui.cpu_stor_len);
650b744815eSJanosch Frank 	uvcb_csc.state_origin = (unsigned long)memalign(PAGE_SIZE, PAGE_SIZE);
651b744815eSJanosch Frank 
652b744815eSJanosch Frank 	rc = uv_call(0, (uint64_t)&uvcb_csc);
653b744815eSJanosch Frank 	assert(rc == 0);
654b744815eSJanosch Frank }
655b744815eSJanosch Frank 
65628ccfb1eSJanosch Frank static void test_clear(void)
65728ccfb1eSJanosch Frank {
658b744815eSJanosch Frank 	uint64_t *tmp;
659b744815eSJanosch Frank 
660b744815eSJanosch Frank 	report_prefix_push("load normal reset");
661b744815eSJanosch Frank 
662b744815eSJanosch Frank 	/*
663b744815eSJanosch Frank 	 * Setup a config and a cpu so we can check if a diag308 reset
664b744815eSJanosch Frank 	 * clears the donated memory and makes the pages unsecure.
665b744815eSJanosch Frank 	 */
666b744815eSJanosch Frank 	setup_test_clear();
66728ccfb1eSJanosch Frank 
66828ccfb1eSJanosch Frank 	diag308_load_reset(1);
66928ccfb1eSJanosch Frank 	sclp_console_setup();
670b744815eSJanosch Frank 
671b744815eSJanosch Frank 	tmp = (void *)uvcb_init.stor_origin;
672b744815eSJanosch Frank 	report(!*tmp, "uv init donated memory cleared");
673b744815eSJanosch Frank 
674b744815eSJanosch Frank 	tmp = (void *)uvcb_cgc.conf_base_stor_origin;
675b744815eSJanosch Frank 	report(!*tmp, "config base donated memory cleared");
676b744815eSJanosch Frank 
677b744815eSJanosch Frank 	tmp = (void *)uvcb_cgc.conf_base_stor_origin;
678b744815eSJanosch Frank 	report(!*tmp, "config variable donated memory cleared");
679b744815eSJanosch Frank 
680b744815eSJanosch Frank 	tmp = (void *)uvcb_csc.stor_origin;
681b744815eSJanosch Frank 	report(!*tmp, "cpu donated memory cleared after reset 1");
682b744815eSJanosch Frank 
683b744815eSJanosch Frank 	/* Check if uninitialized after reset */
684b744815eSJanosch Frank 	test_uv_uninitialized();
685b744815eSJanosch Frank 
686b744815eSJanosch Frank 	report_prefix_pop();
68728ccfb1eSJanosch Frank }
68828ccfb1eSJanosch Frank 
68928ccfb1eSJanosch Frank static void setup_vmem(void)
69028ccfb1eSJanosch Frank {
691136d73e3SJanosch Frank 	uint64_t asce;
69228ccfb1eSJanosch Frank 
6930a5b31d2SSean Christopherson 	setup_mmu(get_max_ram_size(), NULL);
694136d73e3SJanosch Frank 	/*
695136d73e3SJanosch Frank 	 * setup_mmu() will enable DAT and set the primary address
696136d73e3SJanosch Frank 	 * space but we need to have a valid home space since UV calls
697136d73e3SJanosch Frank 	 * take home space virtual addresses.
698136d73e3SJanosch Frank 	 *
699136d73e3SJanosch Frank 	 * Hence we just copy the primary asce into the home space.
700136d73e3SJanosch Frank 	 */
70128ccfb1eSJanosch Frank 	asce = stctg(1);
70228ccfb1eSJanosch Frank 	lctlg(13, asce);
70328ccfb1eSJanosch Frank }
70428ccfb1eSJanosch Frank 
70528ccfb1eSJanosch Frank int main(void)
70628ccfb1eSJanosch Frank {
70728ccfb1eSJanosch Frank 	bool has_uvc = test_facility(158);
70828ccfb1eSJanosch Frank 
70928ccfb1eSJanosch Frank 	report_prefix_push("uvc");
71028ccfb1eSJanosch Frank 	if (!has_uvc) {
71128ccfb1eSJanosch Frank 		report_skip("Ultravisor call facility is not available");
71228ccfb1eSJanosch Frank 		goto done;
71328ccfb1eSJanosch Frank 	}
7144762a72eSJanosch Frank 	if (!uv_os_is_host()) {
7154762a72eSJanosch Frank 		report_skip("This test needs to be run in a UV host environment");
7164762a72eSJanosch Frank 		goto done;
7174762a72eSJanosch Frank 	}
71828ccfb1eSJanosch Frank 
7195078e7a7SJanosch Frank 	test_i3();
72028ccfb1eSJanosch Frank 	test_priv();
72128ccfb1eSJanosch Frank 	test_invalid();
722b744815eSJanosch Frank 	test_uv_uninitialized();
72328ccfb1eSJanosch Frank 	test_query();
72490704fe2SJanosch Frank 
72590704fe2SJanosch Frank 	if (get_ram_size() < SNIPPET_PV_MIN_MEM_SIZE) {
72690704fe2SJanosch Frank 		report_skip("Not enough memory. This test needs about %ld MB of memory",
72790704fe2SJanosch Frank 			    SNIPPET_PV_MIN_MEM_SIZE / SZ_1M);
72890704fe2SJanosch Frank 		goto done;
72990704fe2SJanosch Frank 	}
73090704fe2SJanosch Frank 
73128ccfb1eSJanosch Frank 	test_init();
73228ccfb1eSJanosch Frank 
73328ccfb1eSJanosch Frank 	setup_vmem();
73491d18441SJanosch Frank 	test_access();
73591d18441SJanosch Frank 
73628ccfb1eSJanosch Frank 	test_config_create();
73728ccfb1eSJanosch Frank 	test_cpu_create();
738692447f2SJanosch Frank 	test_set_se_header();
73928ccfb1eSJanosch Frank 	test_cpu_destroy();
74028ccfb1eSJanosch Frank 	test_config_destroy();
74128ccfb1eSJanosch Frank 	test_clear();
74228ccfb1eSJanosch Frank 
74328ccfb1eSJanosch Frank done:
74428ccfb1eSJanosch Frank 	return report_summary();
74528ccfb1eSJanosch Frank }
746