tests/qtest/tpm-crb-test$(EXESUF): tests/qtest/tpm-crb-test.o tests/qtest/tpm-emu.o $(test-io-obj-y)
tests/qtest/tpm-tis-swtpm-test$(EXESUF): tests/qtest/tpm-tis-swtpm-test.o tests/qtest/tpm-emu.o \
tests/qtest/tpm-util.o tests/qtest/tpm-tests.o $(test-io-obj-y)
-tests/qtest/tpm-tis-test$(EXESUF): tests/qtest/tpm-tis-test.o tests/qtest/tpm-emu.o $(test-io-obj-y)
+tests/qtest/tpm-tis-test$(EXESUF): tests/qtest/tpm-tis-test.o tests/qtest/tpm-tis-util.o tests/qtest/tpm-emu.o $(test-io-obj-y)
# QTest rules
#include "libqtest.h"
#include "qemu/module.h"
#include "tpm-tests.h"
+#include "hw/acpi/tpm.h"
+
+/* Not used but needed for linking */
+uint64_t tpm_tis_base_addr = TPM_TIS_ADDR_BASE;
typedef struct TestState {
char *src_tpm_path;
#include "qemu/module.h"
#include "tpm-emu.h"
+/* Not used but needed for linking */
+uint64_t tpm_tis_base_addr = TPM_TIS_ADDR_BASE;
+
#define TPM_CMD "\x80\x01\x00\x00\x00\x0c\x00\x00\x01\x44\x00\x00"
static void tpm_crb_test(const void *data)
#include "libqtest.h"
#include "qemu/module.h"
#include "tpm-tests.h"
+#include "hw/acpi/tpm.h"
+
+uint64_t tpm_tis_base_addr = TPM_TIS_ADDR_BASE;
typedef struct TestState {
char *src_tpm_path;
/*
- * QTest testcase for TPM TIS
+ * QTest testcase for ISA TPM TIS
*
* Copyright (c) 2018 Red Hat, Inc.
* Copyright (c) 2018 IBM Corporation
#include "libqtest-single.h"
#include "qemu/module.h"
#include "tpm-emu.h"
+#include "tpm-tis-util.h"
-#define TIS_REG(LOCTY, REG) \
- (TPM_TIS_ADDR_BASE + ((LOCTY) << 12) + REG)
-
-#define DEBUG_TIS_TEST 0
-
-#define DPRINTF(fmt, ...) do { \
- if (DEBUG_TIS_TEST) { \
- printf(fmt, ## __VA_ARGS__); \
- } \
-} while (0)
-
-#define DPRINTF_ACCESS \
- DPRINTF("%s: %d: locty=%d l=%d access=0x%02x pending_request_flag=0x%x\n", \
- __func__, __LINE__, locty, l, access, pending_request_flag)
-
-#define DPRINTF_STS \
- DPRINTF("%s: %d: sts = 0x%08x\n", __func__, __LINE__, sts)
-
-static const uint8_t TPM_CMD[12] =
- "\x80\x01\x00\x00\x00\x0c\x00\x00\x01\x44\x00\x00";
-
-static void tpm_tis_test_check_localities(const void *data)
-{
- uint8_t locty;
- uint8_t access;
- uint32_t ifaceid;
- uint32_t capability;
- uint32_t didvid;
- uint32_t rid;
-
- for (locty = 0; locty < TPM_TIS_NUM_LOCALITIES; locty++) {
- access = readb(TIS_REG(0, TPM_TIS_REG_ACCESS));
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
-
- capability = readl(TIS_REG(locty, TPM_TIS_REG_INTF_CAPABILITY));
- g_assert_cmpint(capability, ==, TPM_TIS_CAPABILITIES_SUPPORTED2_0);
-
- ifaceid = readl(TIS_REG(locty, TPM_TIS_REG_INTERFACE_ID));
- g_assert_cmpint(ifaceid, ==, TPM_TIS_IFACE_ID_SUPPORTED_FLAGS2_0);
-
- didvid = readl(TIS_REG(locty, TPM_TIS_REG_DID_VID));
- g_assert_cmpint(didvid, !=, 0);
- g_assert_cmpint(didvid, !=, 0xffffffff);
-
- rid = readl(TIS_REG(locty, TPM_TIS_REG_RID));
- g_assert_cmpint(rid, !=, 0);
- g_assert_cmpint(rid, !=, 0xffffffff);
- }
-}
-
-static void tpm_tis_test_check_access_reg(const void *data)
-{
- uint8_t locty;
- uint8_t access;
-
- /* do not test locality 4 (hw only) */
- for (locty = 0; locty < TPM_TIS_NUM_LOCALITIES - 1; locty++) {
- access = readb(TIS_REG(locty, TPM_TIS_REG_ACCESS));
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
-
- /* request use of locality */
- writeb(TIS_REG(locty, TPM_TIS_REG_ACCESS), TPM_TIS_ACCESS_REQUEST_USE);
-
- access = readb(TIS_REG(locty, TPM_TIS_REG_ACCESS));
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- TPM_TIS_ACCESS_ACTIVE_LOCALITY |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
-
- /* release access */
- writeb(TIS_REG(locty, TPM_TIS_REG_ACCESS),
- TPM_TIS_ACCESS_ACTIVE_LOCALITY);
- access = readb(TIS_REG(locty, TPM_TIS_REG_ACCESS));
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
- }
-}
-
-/*
- * Test case for seizing access by a higher number locality
- */
-static void tpm_tis_test_check_access_reg_seize(const void *data)
-{
- int locty, l;
- uint8_t access;
- uint8_t pending_request_flag;
-
- /* do not test locality 4 (hw only) */
- for (locty = 0; locty < TPM_TIS_NUM_LOCALITIES - 1; locty++) {
- pending_request_flag = 0;
-
- access = readb(TIS_REG(locty, TPM_TIS_REG_ACCESS));
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
-
- /* request use of locality */
- writeb(TIS_REG(locty, TPM_TIS_REG_ACCESS), TPM_TIS_ACCESS_REQUEST_USE);
- access = readb(TIS_REG(locty, TPM_TIS_REG_ACCESS));
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- TPM_TIS_ACCESS_ACTIVE_LOCALITY |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
-
- /* lower localities cannot seize access */
- for (l = 0; l < locty; l++) {
- /* lower locality is not active */
- access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
- DPRINTF_ACCESS;
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- pending_request_flag |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
-
- /* try to request use from 'l' */
- writeb(TIS_REG(l, TPM_TIS_REG_ACCESS), TPM_TIS_ACCESS_REQUEST_USE);
-
- /* requesting use from 'l' was not possible;
- we must see REQUEST_USE and possibly PENDING_REQUEST */
- access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
- DPRINTF_ACCESS;
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- TPM_TIS_ACCESS_REQUEST_USE |
- pending_request_flag |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
-
- /* locality 'locty' must be unchanged;
- we must see PENDING_REQUEST */
- access = readb(TIS_REG(locty, TPM_TIS_REG_ACCESS));
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- TPM_TIS_ACCESS_ACTIVE_LOCALITY |
- TPM_TIS_ACCESS_PENDING_REQUEST |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
-
- /* try to seize from 'l' */
- writeb(TIS_REG(l, TPM_TIS_REG_ACCESS), TPM_TIS_ACCESS_SEIZE);
- /* seize from 'l' was not possible */
- access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
- DPRINTF_ACCESS;
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- TPM_TIS_ACCESS_REQUEST_USE |
- pending_request_flag |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
-
- /* locality 'locty' must be unchanged */
- access = readb(TIS_REG(locty, TPM_TIS_REG_ACCESS));
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- TPM_TIS_ACCESS_ACTIVE_LOCALITY |
- TPM_TIS_ACCESS_PENDING_REQUEST |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
-
- /* on the next loop we will have a PENDING_REQUEST flag
- set for locality 'l' */
- pending_request_flag = TPM_TIS_ACCESS_PENDING_REQUEST;
- }
-
- /* higher localities can 'seize' access but not 'request use';
- note: this will activate first l+1, then l+2 etc. */
- for (l = locty + 1; l < TPM_TIS_NUM_LOCALITIES - 1; l++) {
- /* try to 'request use' from 'l' */
- writeb(TIS_REG(l, TPM_TIS_REG_ACCESS), TPM_TIS_ACCESS_REQUEST_USE);
-
- /* requesting use from 'l' was not possible; we should see
- REQUEST_USE and may see PENDING_REQUEST */
- access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
- DPRINTF_ACCESS;
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- TPM_TIS_ACCESS_REQUEST_USE |
- pending_request_flag |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
-
- /* locality 'l-1' must be unchanged; we should always
- see PENDING_REQUEST from 'l' requesting access */
- access = readb(TIS_REG(l - 1, TPM_TIS_REG_ACCESS));
- DPRINTF_ACCESS;
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- TPM_TIS_ACCESS_ACTIVE_LOCALITY |
- TPM_TIS_ACCESS_PENDING_REQUEST |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
-
- /* try to seize from 'l' */
- writeb(TIS_REG(l, TPM_TIS_REG_ACCESS), TPM_TIS_ACCESS_SEIZE);
-
- /* seize from 'l' was possible */
- access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
- DPRINTF_ACCESS;
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- TPM_TIS_ACCESS_ACTIVE_LOCALITY |
- pending_request_flag |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
-
- /* l - 1 should show that it has BEEN_SEIZED */
- access = readb(TIS_REG(l - 1, TPM_TIS_REG_ACCESS));
- DPRINTF_ACCESS;
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- TPM_TIS_ACCESS_BEEN_SEIZED |
- pending_request_flag |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
-
- /* clear the BEEN_SEIZED flag and make sure it's gone */
- writeb(TIS_REG(l - 1, TPM_TIS_REG_ACCESS),
- TPM_TIS_ACCESS_BEEN_SEIZED);
-
- access = readb(TIS_REG(l - 1, TPM_TIS_REG_ACCESS));
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- pending_request_flag |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
- }
-
- /* PENDING_REQUEST will not be set if locty = 0 since all localities
- were active; in case of locty = 1, locality 0 will be active
- but no PENDING_REQUEST anywhere */
- if (locty <= 1) {
- pending_request_flag = 0;
- }
-
- /* release access from l - 1; this activates locty - 1 */
- l--;
-
- access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
- DPRINTF_ACCESS;
-
- DPRINTF("%s: %d: relinquishing control on l = %d\n",
- __func__, __LINE__, l);
- writeb(TIS_REG(l, TPM_TIS_REG_ACCESS),
- TPM_TIS_ACCESS_ACTIVE_LOCALITY);
-
- access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
- DPRINTF_ACCESS;
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- pending_request_flag |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
-
- for (l = locty - 1; l >= 0; l--) {
- access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
- DPRINTF_ACCESS;
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- TPM_TIS_ACCESS_ACTIVE_LOCALITY |
- pending_request_flag |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
-
- /* release this locality */
- writeb(TIS_REG(l, TPM_TIS_REG_ACCESS),
- TPM_TIS_ACCESS_ACTIVE_LOCALITY);
-
- if (l == 1) {
- pending_request_flag = 0;
- }
- }
-
- /* no locality may be active now */
- for (l = 0; l < TPM_TIS_NUM_LOCALITIES - 1; l++) {
- access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
- DPRINTF_ACCESS;
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
- }
- }
-}
-
-/*
- * Test case for getting access when higher number locality relinquishes access
- */
-static void tpm_tis_test_check_access_reg_release(const void *data)
-{
- int locty, l;
- uint8_t access;
- uint8_t pending_request_flag;
-
- /* do not test locality 4 (hw only) */
- for (locty = TPM_TIS_NUM_LOCALITIES - 2; locty >= 0; locty--) {
- pending_request_flag = 0;
-
- access = readb(TIS_REG(locty, TPM_TIS_REG_ACCESS));
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
-
- /* request use of locality */
- writeb(TIS_REG(locty, TPM_TIS_REG_ACCESS), TPM_TIS_ACCESS_REQUEST_USE);
- access = readb(TIS_REG(locty, TPM_TIS_REG_ACCESS));
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- TPM_TIS_ACCESS_ACTIVE_LOCALITY |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
-
- /* request use of all other localities */
- for (l = 0; l < TPM_TIS_NUM_LOCALITIES - 1; l++) {
- if (l == locty) {
- continue;
- }
- /* request use of locality 'l' -- we MUST see REQUEST USE and
- may see PENDING_REQUEST */
- writeb(TIS_REG(l, TPM_TIS_REG_ACCESS), TPM_TIS_ACCESS_REQUEST_USE);
- access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
- DPRINTF_ACCESS;
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- TPM_TIS_ACCESS_REQUEST_USE |
- pending_request_flag |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
- pending_request_flag = TPM_TIS_ACCESS_PENDING_REQUEST;
- }
- /* release locality 'locty' */
- writeb(TIS_REG(locty, TPM_TIS_REG_ACCESS),
- TPM_TIS_ACCESS_ACTIVE_LOCALITY);
- /* highest locality should now be active; release it and make sure the
- next higest locality is active afterwards */
- for (l = TPM_TIS_NUM_LOCALITIES - 2; l >= 0; l--) {
- if (l == locty) {
- continue;
- }
- /* 'l' should be active now */
- access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
- DPRINTF_ACCESS;
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- TPM_TIS_ACCESS_ACTIVE_LOCALITY |
- pending_request_flag |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
- /* 'l' relinquishes access */
- writeb(TIS_REG(l, TPM_TIS_REG_ACCESS),
- TPM_TIS_ACCESS_ACTIVE_LOCALITY);
- access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
- DPRINTF_ACCESS;
- if (l == 1 || (locty <= 1 && l == 2)) {
- pending_request_flag = 0;
- }
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- pending_request_flag |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
- }
- }
-}
-
-/*
- * Test case for transmitting packets
- */
-static void tpm_tis_test_check_transmit(const void *data)
-{
- const TestState *s = data;
- uint8_t access;
- uint32_t sts;
- uint16_t bcount;
- size_t i;
-
- /* request use of locality 0 */
- writeb(TIS_REG(0, TPM_TIS_REG_ACCESS), TPM_TIS_ACCESS_REQUEST_USE);
- access = readb(TIS_REG(0, TPM_TIS_REG_ACCESS));
- g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
- TPM_TIS_ACCESS_ACTIVE_LOCALITY |
- TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
-
- sts = readl(TIS_REG(0, TPM_TIS_REG_STS));
- DPRINTF_STS;
-
- g_assert_cmpint(sts & 0xff, ==, 0);
- g_assert_cmpint(sts & TPM_TIS_STS_TPM_FAMILY_MASK, ==,
- TPM_TIS_STS_TPM_FAMILY2_0);
-
- bcount = (sts >> 8) & 0xffff;
- g_assert_cmpint(bcount, >=, 128);
-
- writel(TIS_REG(0, TPM_TIS_REG_STS), TPM_TIS_STS_COMMAND_READY);
- sts = readl(TIS_REG(0, TPM_TIS_REG_STS));
- DPRINTF_STS;
- g_assert_cmpint(sts & 0xff, ==, TPM_TIS_STS_COMMAND_READY);
-
- /* transmit command */
- for (i = 0; i < sizeof(TPM_CMD); i++) {
- writeb(TIS_REG(0, TPM_TIS_REG_DATA_FIFO), TPM_CMD[i]);
- sts = readl(TIS_REG(0, TPM_TIS_REG_STS));
- DPRINTF_STS;
- if (i < sizeof(TPM_CMD) - 1) {
- g_assert_cmpint(sts & 0xff, ==,
- TPM_TIS_STS_EXPECT | TPM_TIS_STS_VALID);
- } else {
- g_assert_cmpint(sts & 0xff, ==, TPM_TIS_STS_VALID);
- }
- g_assert_cmpint((sts >> 8) & 0xffff, ==, --bcount);
- }
- /* start processing */
- writeb(TIS_REG(0, TPM_TIS_REG_STS), TPM_TIS_STS_TPM_GO);
-
- uint64_t end_time = g_get_monotonic_time() + 50 * G_TIME_SPAN_SECOND;
- do {
- sts = readl(TIS_REG(0, TPM_TIS_REG_STS));
- if ((sts & TPM_TIS_STS_DATA_AVAILABLE) != 0) {
- break;
- }
- } while (g_get_monotonic_time() < end_time);
-
- sts = readl(TIS_REG(0, TPM_TIS_REG_STS));
- DPRINTF_STS;
- g_assert_cmpint(sts & 0xff, == ,
- TPM_TIS_STS_VALID | TPM_TIS_STS_DATA_AVAILABLE);
- bcount = (sts >> 8) & 0xffff;
-
- /* read response */
- uint8_t tpm_msg[sizeof(struct tpm_hdr)];
- g_assert_cmpint(sizeof(tpm_msg), ==, bcount);
-
- for (i = 0; i < sizeof(tpm_msg); i++) {
- tpm_msg[i] = readb(TIS_REG(0, TPM_TIS_REG_DATA_FIFO));
- sts = readl(TIS_REG(0, TPM_TIS_REG_STS));
- DPRINTF_STS;
- if (sts & TPM_TIS_STS_DATA_AVAILABLE) {
- g_assert_cmpint((sts >> 8) & 0xffff, ==, --bcount);
- }
- }
- g_assert_cmpmem(tpm_msg, sizeof(tpm_msg), s->tpm_msg, sizeof(*s->tpm_msg));
-
- /* relinquish use of locality 0 */
- writeb(TIS_REG(0, TPM_TIS_REG_ACCESS), TPM_TIS_ACCESS_ACTIVE_LOCALITY);
- access = readb(TIS_REG(0, TPM_TIS_REG_ACCESS));
-}
+uint64_t tpm_tis_base_addr = TPM_TIS_ADDR_BASE;
int main(int argc, char **argv)
{
--- /dev/null
+/*
+ * QTest testcase for TPM TIS: common test functions used for both
+ * the ISA and SYSBUS devices
+ *
+ * Copyright (c) 2018 Red Hat, Inc.
+ * Copyright (c) 2018 IBM Corporation
+ *
+ * Authors:
+ * Marc-André Lureau <marcandre.lureau@redhat.com>
+ * Stefan Berger <stefanb@linux.vnet.ibm.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#include "qemu/osdep.h"
+#include <glib/gstdio.h>
+
+#include "hw/acpi/tpm.h"
+#include "io/channel-socket.h"
+#include "libqtest-single.h"
+#include "qemu/module.h"
+#include "tpm-emu.h"
+#include "tpm-util.h"
+#include "tpm-tis-util.h"
+
+#define DEBUG_TIS_TEST 0
+
+#define DPRINTF(fmt, ...) do { \
+ if (DEBUG_TIS_TEST) { \
+ printf(fmt, ## __VA_ARGS__); \
+ } \
+} while (0)
+
+#define DPRINTF_ACCESS \
+ DPRINTF("%s: %d: locty=%d l=%d access=0x%02x pending_request_flag=0x%x\n", \
+ __func__, __LINE__, locty, l, access, pending_request_flag)
+
+#define DPRINTF_STS \
+ DPRINTF("%s: %d: sts = 0x%08x\n", __func__, __LINE__, sts)
+
+static const uint8_t TPM_CMD[12] =
+ "\x80\x01\x00\x00\x00\x0c\x00\x00\x01\x44\x00\x00";
+
+void tpm_tis_test_check_localities(const void *data)
+{
+ uint8_t locty;
+ uint8_t access;
+ uint32_t ifaceid;
+ uint32_t capability;
+ uint32_t didvid;
+ uint32_t rid;
+
+ for (locty = 0; locty < TPM_TIS_NUM_LOCALITIES; locty++) {
+ access = readb(TIS_REG(0, TPM_TIS_REG_ACCESS));
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+
+ capability = readl(TIS_REG(locty, TPM_TIS_REG_INTF_CAPABILITY));
+ g_assert_cmpint(capability, ==, TPM_TIS_CAPABILITIES_SUPPORTED2_0);
+
+ ifaceid = readl(TIS_REG(locty, TPM_TIS_REG_INTERFACE_ID));
+ g_assert_cmpint(ifaceid, ==, TPM_TIS_IFACE_ID_SUPPORTED_FLAGS2_0);
+
+ didvid = readl(TIS_REG(locty, TPM_TIS_REG_DID_VID));
+ g_assert_cmpint(didvid, !=, 0);
+ g_assert_cmpint(didvid, !=, 0xffffffff);
+
+ rid = readl(TIS_REG(locty, TPM_TIS_REG_RID));
+ g_assert_cmpint(rid, !=, 0);
+ g_assert_cmpint(rid, !=, 0xffffffff);
+ }
+}
+
+void tpm_tis_test_check_access_reg(const void *data)
+{
+ uint8_t locty;
+ uint8_t access;
+
+ /* do not test locality 4 (hw only) */
+ for (locty = 0; locty < TPM_TIS_NUM_LOCALITIES - 1; locty++) {
+ access = readb(TIS_REG(locty, TPM_TIS_REG_ACCESS));
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+
+ /* request use of locality */
+ writeb(TIS_REG(locty, TPM_TIS_REG_ACCESS), TPM_TIS_ACCESS_REQUEST_USE);
+
+ access = readb(TIS_REG(locty, TPM_TIS_REG_ACCESS));
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ TPM_TIS_ACCESS_ACTIVE_LOCALITY |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+
+ /* release access */
+ writeb(TIS_REG(locty, TPM_TIS_REG_ACCESS),
+ TPM_TIS_ACCESS_ACTIVE_LOCALITY);
+ access = readb(TIS_REG(locty, TPM_TIS_REG_ACCESS));
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+ }
+}
+
+/*
+ * Test case for seizing access by a higher number locality
+ */
+void tpm_tis_test_check_access_reg_seize(const void *data)
+{
+ int locty, l;
+ uint8_t access;
+ uint8_t pending_request_flag;
+
+ /* do not test locality 4 (hw only) */
+ for (locty = 0; locty < TPM_TIS_NUM_LOCALITIES - 1; locty++) {
+ pending_request_flag = 0;
+
+ access = readb(TIS_REG(locty, TPM_TIS_REG_ACCESS));
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+
+ /* request use of locality */
+ writeb(TIS_REG(locty, TPM_TIS_REG_ACCESS), TPM_TIS_ACCESS_REQUEST_USE);
+ access = readb(TIS_REG(locty, TPM_TIS_REG_ACCESS));
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ TPM_TIS_ACCESS_ACTIVE_LOCALITY |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+
+ /* lower localities cannot seize access */
+ for (l = 0; l < locty; l++) {
+ /* lower locality is not active */
+ access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
+ DPRINTF_ACCESS;
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ pending_request_flag |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+
+ /* try to request use from 'l' */
+ writeb(TIS_REG(l, TPM_TIS_REG_ACCESS), TPM_TIS_ACCESS_REQUEST_USE);
+
+ /*
+ * requesting use from 'l' was not possible;
+ * we must see REQUEST_USE and possibly PENDING_REQUEST
+ */
+ access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
+ DPRINTF_ACCESS;
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ TPM_TIS_ACCESS_REQUEST_USE |
+ pending_request_flag |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+
+ /*
+ * locality 'locty' must be unchanged;
+ * we must see PENDING_REQUEST
+ */
+ access = readb(TIS_REG(locty, TPM_TIS_REG_ACCESS));
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ TPM_TIS_ACCESS_ACTIVE_LOCALITY |
+ TPM_TIS_ACCESS_PENDING_REQUEST |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+
+ /* try to seize from 'l' */
+ writeb(TIS_REG(l, TPM_TIS_REG_ACCESS), TPM_TIS_ACCESS_SEIZE);
+ /* seize from 'l' was not possible */
+ access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
+ DPRINTF_ACCESS;
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ TPM_TIS_ACCESS_REQUEST_USE |
+ pending_request_flag |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+
+ /* locality 'locty' must be unchanged */
+ access = readb(TIS_REG(locty, TPM_TIS_REG_ACCESS));
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ TPM_TIS_ACCESS_ACTIVE_LOCALITY |
+ TPM_TIS_ACCESS_PENDING_REQUEST |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+
+ /*
+ * on the next loop we will have a PENDING_REQUEST flag
+ * set for locality 'l'
+ */
+ pending_request_flag = TPM_TIS_ACCESS_PENDING_REQUEST;
+ }
+
+ /*
+ * higher localities can 'seize' access but not 'request use';
+ * note: this will activate first l+1, then l+2 etc.
+ */
+ for (l = locty + 1; l < TPM_TIS_NUM_LOCALITIES - 1; l++) {
+ /* try to 'request use' from 'l' */
+ writeb(TIS_REG(l, TPM_TIS_REG_ACCESS), TPM_TIS_ACCESS_REQUEST_USE);
+
+ /*
+ * requesting use from 'l' was not possible; we should see
+ * REQUEST_USE and may see PENDING_REQUEST
+ */
+ access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
+ DPRINTF_ACCESS;
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ TPM_TIS_ACCESS_REQUEST_USE |
+ pending_request_flag |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+
+ /*
+ * locality 'l-1' must be unchanged; we should always
+ * see PENDING_REQUEST from 'l' requesting access
+ */
+ access = readb(TIS_REG(l - 1, TPM_TIS_REG_ACCESS));
+ DPRINTF_ACCESS;
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ TPM_TIS_ACCESS_ACTIVE_LOCALITY |
+ TPM_TIS_ACCESS_PENDING_REQUEST |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+
+ /* try to seize from 'l' */
+ writeb(TIS_REG(l, TPM_TIS_REG_ACCESS), TPM_TIS_ACCESS_SEIZE);
+
+ /* seize from 'l' was possible */
+ access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
+ DPRINTF_ACCESS;
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ TPM_TIS_ACCESS_ACTIVE_LOCALITY |
+ pending_request_flag |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+
+ /* l - 1 should show that it has BEEN_SEIZED */
+ access = readb(TIS_REG(l - 1, TPM_TIS_REG_ACCESS));
+ DPRINTF_ACCESS;
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ TPM_TIS_ACCESS_BEEN_SEIZED |
+ pending_request_flag |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+
+ /* clear the BEEN_SEIZED flag and make sure it's gone */
+ writeb(TIS_REG(l - 1, TPM_TIS_REG_ACCESS),
+ TPM_TIS_ACCESS_BEEN_SEIZED);
+
+ access = readb(TIS_REG(l - 1, TPM_TIS_REG_ACCESS));
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ pending_request_flag |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+ }
+
+ /*
+ * PENDING_REQUEST will not be set if locty = 0 since all localities
+ * were active; in case of locty = 1, locality 0 will be active
+ * but no PENDING_REQUEST anywhere
+ */
+ if (locty <= 1) {
+ pending_request_flag = 0;
+ }
+
+ /* release access from l - 1; this activates locty - 1 */
+ l--;
+
+ access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
+ DPRINTF_ACCESS;
+
+ DPRINTF("%s: %d: relinquishing control on l = %d\n",
+ __func__, __LINE__, l);
+ writeb(TIS_REG(l, TPM_TIS_REG_ACCESS),
+ TPM_TIS_ACCESS_ACTIVE_LOCALITY);
+
+ access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
+ DPRINTF_ACCESS;
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ pending_request_flag |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+
+ for (l = locty - 1; l >= 0; l--) {
+ access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
+ DPRINTF_ACCESS;
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ TPM_TIS_ACCESS_ACTIVE_LOCALITY |
+ pending_request_flag |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+
+ /* release this locality */
+ writeb(TIS_REG(l, TPM_TIS_REG_ACCESS),
+ TPM_TIS_ACCESS_ACTIVE_LOCALITY);
+
+ if (l == 1) {
+ pending_request_flag = 0;
+ }
+ }
+
+ /* no locality may be active now */
+ for (l = 0; l < TPM_TIS_NUM_LOCALITIES - 1; l++) {
+ access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
+ DPRINTF_ACCESS;
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+ }
+ }
+}
+
+/*
+ * Test case for getting access when higher number locality relinquishes access
+ */
+void tpm_tis_test_check_access_reg_release(const void *data)
+{
+ int locty, l;
+ uint8_t access;
+ uint8_t pending_request_flag;
+
+ /* do not test locality 4 (hw only) */
+ for (locty = TPM_TIS_NUM_LOCALITIES - 2; locty >= 0; locty--) {
+ pending_request_flag = 0;
+
+ access = readb(TIS_REG(locty, TPM_TIS_REG_ACCESS));
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+
+ /* request use of locality */
+ writeb(TIS_REG(locty, TPM_TIS_REG_ACCESS), TPM_TIS_ACCESS_REQUEST_USE);
+ access = readb(TIS_REG(locty, TPM_TIS_REG_ACCESS));
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ TPM_TIS_ACCESS_ACTIVE_LOCALITY |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+
+ /* request use of all other localities */
+ for (l = 0; l < TPM_TIS_NUM_LOCALITIES - 1; l++) {
+ if (l == locty) {
+ continue;
+ }
+ /*
+ * request use of locality 'l' -- we MUST see REQUEST USE and
+ * may see PENDING_REQUEST
+ */
+ writeb(TIS_REG(l, TPM_TIS_REG_ACCESS), TPM_TIS_ACCESS_REQUEST_USE);
+ access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
+ DPRINTF_ACCESS;
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ TPM_TIS_ACCESS_REQUEST_USE |
+ pending_request_flag |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+ pending_request_flag = TPM_TIS_ACCESS_PENDING_REQUEST;
+ }
+ /* release locality 'locty' */
+ writeb(TIS_REG(locty, TPM_TIS_REG_ACCESS),
+ TPM_TIS_ACCESS_ACTIVE_LOCALITY);
+ /*
+ * highest locality should now be active; release it and make sure the
+ * next higest locality is active afterwards
+ */
+ for (l = TPM_TIS_NUM_LOCALITIES - 2; l >= 0; l--) {
+ if (l == locty) {
+ continue;
+ }
+ /* 'l' should be active now */
+ access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
+ DPRINTF_ACCESS;
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ TPM_TIS_ACCESS_ACTIVE_LOCALITY |
+ pending_request_flag |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+ /* 'l' relinquishes access */
+ writeb(TIS_REG(l, TPM_TIS_REG_ACCESS),
+ TPM_TIS_ACCESS_ACTIVE_LOCALITY);
+ access = readb(TIS_REG(l, TPM_TIS_REG_ACCESS));
+ DPRINTF_ACCESS;
+ if (l == 1 || (locty <= 1 && l == 2)) {
+ pending_request_flag = 0;
+ }
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ pending_request_flag |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+ }
+ }
+}
+
+/*
+ * Test case for transmitting packets
+ */
+void tpm_tis_test_check_transmit(const void *data)
+{
+ const TestState *s = data;
+ uint8_t access;
+ uint32_t sts;
+ uint16_t bcount;
+ size_t i;
+
+ /* request use of locality 0 */
+ writeb(TIS_REG(0, TPM_TIS_REG_ACCESS), TPM_TIS_ACCESS_REQUEST_USE);
+ access = readb(TIS_REG(0, TPM_TIS_REG_ACCESS));
+ g_assert_cmpint(access, ==, TPM_TIS_ACCESS_TPM_REG_VALID_STS |
+ TPM_TIS_ACCESS_ACTIVE_LOCALITY |
+ TPM_TIS_ACCESS_TPM_ESTABLISHMENT);
+
+ sts = readl(TIS_REG(0, TPM_TIS_REG_STS));
+ DPRINTF_STS;
+
+ g_assert_cmpint(sts & 0xff, ==, 0);
+ g_assert_cmpint(sts & TPM_TIS_STS_TPM_FAMILY_MASK, ==,
+ TPM_TIS_STS_TPM_FAMILY2_0);
+
+ bcount = (sts >> 8) & 0xffff;
+ g_assert_cmpint(bcount, >=, 128);
+
+ writel(TIS_REG(0, TPM_TIS_REG_STS), TPM_TIS_STS_COMMAND_READY);
+ sts = readl(TIS_REG(0, TPM_TIS_REG_STS));
+ DPRINTF_STS;
+ g_assert_cmpint(sts & 0xff, ==, TPM_TIS_STS_COMMAND_READY);
+
+ /* transmit command */
+ for (i = 0; i < sizeof(TPM_CMD); i++) {
+ writeb(TIS_REG(0, TPM_TIS_REG_DATA_FIFO), TPM_CMD[i]);
+ sts = readl(TIS_REG(0, TPM_TIS_REG_STS));
+ DPRINTF_STS;
+ if (i < sizeof(TPM_CMD) - 1) {
+ g_assert_cmpint(sts & 0xff, ==,
+ TPM_TIS_STS_EXPECT | TPM_TIS_STS_VALID);
+ } else {
+ g_assert_cmpint(sts & 0xff, ==, TPM_TIS_STS_VALID);
+ }
+ g_assert_cmpint((sts >> 8) & 0xffff, ==, --bcount);
+ }
+ /* start processing */
+ writeb(TIS_REG(0, TPM_TIS_REG_STS), TPM_TIS_STS_TPM_GO);
+
+ uint64_t end_time = g_get_monotonic_time() + 50 * G_TIME_SPAN_SECOND;
+ do {
+ sts = readl(TIS_REG(0, TPM_TIS_REG_STS));
+ if ((sts & TPM_TIS_STS_DATA_AVAILABLE) != 0) {
+ break;
+ }
+ } while (g_get_monotonic_time() < end_time);
+
+ sts = readl(TIS_REG(0, TPM_TIS_REG_STS));
+ DPRINTF_STS;
+ g_assert_cmpint(sts & 0xff, == ,
+ TPM_TIS_STS_VALID | TPM_TIS_STS_DATA_AVAILABLE);
+ bcount = (sts >> 8) & 0xffff;
+
+ /* read response */
+ uint8_t tpm_msg[sizeof(struct tpm_hdr)];
+ g_assert_cmpint(sizeof(tpm_msg), ==, bcount);
+
+ for (i = 0; i < sizeof(tpm_msg); i++) {
+ tpm_msg[i] = readb(TIS_REG(0, TPM_TIS_REG_DATA_FIFO));
+ sts = readl(TIS_REG(0, TPM_TIS_REG_STS));
+ DPRINTF_STS;
+ if (sts & TPM_TIS_STS_DATA_AVAILABLE) {
+ g_assert_cmpint((sts >> 8) & 0xffff, ==, --bcount);
+ }
+ }
+ g_assert_cmpmem(tpm_msg, sizeof(tpm_msg), s->tpm_msg, sizeof(*s->tpm_msg));
+
+ /* relinquish use of locality 0 */
+ writeb(TIS_REG(0, TPM_TIS_REG_ACCESS), TPM_TIS_ACCESS_ACTIVE_LOCALITY);
+ access = readb(TIS_REG(0, TPM_TIS_REG_ACCESS));
+}
--- /dev/null
+/*
+ * QTest TPM TIS: Common test functions used for both the
+ * ISA and SYSBUS devices
+ *
+ * Copyright (c) 2018 IBM Corporation
+ *
+ * Authors:
+ * Stefan Berger <stefanb@linux.vnet.ibm.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#ifndef TESTS_TPM_TIS_UTIL_H
+#define TESTS_TPM_TIS_UTIL_H
+
+void tpm_tis_test_check_localities(const void *data);
+void tpm_tis_test_check_access_reg(const void *data);
+void tpm_tis_test_check_access_reg_seize(const void *data);
+void tpm_tis_test_check_access_reg_release(const void *data);
+void tpm_tis_test_check_transmit(const void *data);
+
+#endif /* TESTS_TPM_TIS_UTIL_H */
#include "tpm-util.h"
#include "qapi/qmp/qdict.h"
-#define TIS_REG(LOCTY, REG) \
- (TPM_TIS_ADDR_BASE + ((LOCTY) << 12) + REG)
-
void tpm_util_crb_transfer(QTestState *s,
const unsigned char *req, size_t req_size,
unsigned char *rsp, size_t rsp_size)
#include "io/channel-socket.h"
+extern uint64_t tpm_tis_base_addr;
+
+#define TIS_REG(LOCTY, REG) \
+ (tpm_tis_base_addr + ((LOCTY) << 12) + REG)
+
typedef void (tx_func)(QTestState *s,
const unsigned char *req, size_t req_size,
unsigned char *rsp, size_t rsp_size);
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