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- // SPDX-License-Identifier: GPL-2.0+
- /*
- * Copyright (C) 2018 Linaro Limited
- */
- #include <common.h>
- #include <dm.h>
- #include <log.h>
- #include <malloc.h>
- #include <dm/test.h>
- #include <sandboxtee.h>
- #include <tee.h>
- #include <test/test.h>
- #include <test/ut.h>
- #include <tee/optee_ta_avb.h>
- static int open_session(struct udevice *dev, u32 *session)
- {
- struct tee_open_session_arg arg;
- const struct tee_optee_ta_uuid uuid = TA_AVB_UUID;
- int rc;
- memset(&arg, 0, sizeof(arg));
- tee_optee_ta_uuid_to_octets(arg.uuid, &uuid);
- rc = tee_open_session(dev, &arg, 0, NULL);
- if (rc)
- return rc;
- if (arg.ret)
- return -EIO;
- *session = arg.session;
- return 0;
- }
- static int invoke_func(struct udevice *dev, u32 session)
- {
- struct tee_param param = { .attr = TEE_PARAM_ATTR_TYPE_VALUE_OUTPUT };
- struct tee_invoke_arg arg;
- memset(&arg, 0, sizeof(arg));
- arg.session = session;
- arg.func = TA_AVB_CMD_READ_LOCK_STATE;
- if (tee_invoke_func(dev, &arg, 1, ¶m) || arg.ret)
- return -1;
- return 0;
- }
- static int match(struct tee_version_data *vers, const void *data)
- {
- return vers->gen_caps & TEE_GEN_CAP_GP;
- }
- struct test_tee_vars {
- struct tee_shm *reg_shm;
- struct tee_shm *alloc_shm;
- };
- static int test_tee(struct unit_test_state *uts, struct test_tee_vars *vars)
- {
- struct tee_version_data vers;
- struct udevice *dev;
- struct sandbox_tee_state *state;
- u32 session = 0;
- int rc;
- u8 data[128];
- dev = tee_find_device(NULL, match, NULL, &vers);
- ut_assert(dev);
- state = dev_get_priv(dev);
- ut_assert(!state->session);
- rc = open_session(dev, &session);
- ut_assert(!rc);
- ut_assert(session == state->session);
- rc = invoke_func(dev, session);
- ut_assert(!rc);
- rc = tee_close_session(dev, session);
- ut_assert(!rc);
- ut_assert(!state->session);
- ut_assert(!state->num_shms);
- rc = tee_shm_register(dev, data, sizeof(data), 0, &vars->reg_shm);
- ut_assert(!rc);
- ut_assert(state->num_shms == 1);
- rc = tee_shm_alloc(dev, 256, 0, &vars->alloc_shm);
- ut_assert(!rc);
- ut_assert(state->num_shms == 2);
- ut_assert(tee_shm_is_registered(vars->reg_shm, dev));
- ut_assert(tee_shm_is_registered(vars->alloc_shm, dev));
- tee_shm_free(vars->reg_shm);
- vars->reg_shm = NULL;
- tee_shm_free(vars->alloc_shm);
- vars->alloc_shm = NULL;
- ut_assert(!state->num_shms);
- return 0;
- }
- static int dm_test_tee(struct unit_test_state *uts)
- {
- struct test_tee_vars vars = { NULL, NULL };
- int rc = test_tee(uts, &vars);
- /* In case test_tee() asserts these may still remain allocated */
- tee_shm_free(vars.reg_shm);
- tee_shm_free(vars.alloc_shm);
- return rc;
- }
- DM_TEST(dm_test_tee, UT_TESTF_SCAN_FDT);
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