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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, DM_TESTF_SCAN_FDT);
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