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/* Copyright 2020 The ChromiumOS Authors
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "mock/tcpci_i2c_mock.h"
#include "task.h"
#include "tcpm/tcpci.h"
#include "test_util.h"
#include "timer.h"
#include "usb_prl_sm.h"
#include "usb_tc_sm.h"
#include "usb_tcpmv2_compliance.h"
int test_connect_as_nonpd_sink(void)
{
task_wait_event(10 * SECOND);
/* Simulate a non-PD power supply being plugged in. */
mock_set_cc(MOCK_CC_DUT_IS_SNK, MOCK_CC_SNK_OPEN, MOCK_CC_SNK_RP_3_0);
mock_set_alert(TCPC_REG_ALERT_CC_STATUS);
task_wait_event(50 * MSEC);
mock_tcpci_set_reg(TCPC_REG_POWER_STATUS,
TCPC_REG_POWER_STATUS_VBUS_PRES);
mock_set_alert(TCPC_REG_ALERT_POWER_STATUS);
task_wait_event(10 * SECOND);
TEST_EQ(tc_is_attached_snk(PORT0), true, "%d");
return EC_SUCCESS;
}
int test_retry_count_sop(void)
{
/* DRP auto-toggling with AP in S0, source enabled. */
TEST_EQ(tcpci_startup(), EC_SUCCESS, "%d");
/*
* The test starts in a disconnected state.
*/
mock_tcpci_set_reg(TCPC_REG_EXT_STATUS, TCPC_REG_EXT_STATUS_SAFE0V);
mock_set_alert(TCPC_REG_ALERT_EXT_STATUS);
task_wait_event(10 * SECOND);
/*
* The Tester applies Rd and waits for Vbus for tNoResponse max.
*/
mock_set_cc(MOCK_CC_DUT_IS_SRC, MOCK_CC_SRC_OPEN, MOCK_CC_SRC_RD);
mock_set_alert(TCPC_REG_ALERT_CC_STATUS);
/*
* The Tester waits for Source_Capabilities for tNoResponse max.
*
* Source Caps is SOP message which should be retried at TCPC layer.
* The retry count for PD3 should be 2.
*/
TEST_EQ(verify_tcpci_tx_retry_count(TCPCI_MSG_SOP, 0,
PD_DATA_SOURCE_CAP, 2),
EC_SUCCESS, "%d");
return EC_SUCCESS;
}
int test_retry_count_hard_reset(void)
{
/* DRP auto-toggling with AP in S0, source enabled. */
TEST_EQ(tcpci_startup(), EC_SUCCESS, "%d");
/*
* The test starts in a disconnected state.
*/
mock_tcpci_set_reg(TCPC_REG_EXT_STATUS, TCPC_REG_EXT_STATUS_SAFE0V);
mock_set_alert(TCPC_REG_ALERT_EXT_STATUS);
task_wait_event(10 * SECOND);
/*
* The Tester applies Rd and waits for Vbus for tNoResponse max.
*/
mock_set_cc(MOCK_CC_DUT_IS_SRC, MOCK_CC_SRC_OPEN, MOCK_CC_SRC_RD);
mock_set_alert(TCPC_REG_ALERT_CC_STATUS);
/*
* The Tester waits for Source_Capabilities for tNoResponse max.
*/
TEST_EQ(verify_tcpci_transmit(TCPCI_MSG_SOP, 0, PD_DATA_SOURCE_CAP),
EC_SUCCESS, "%d");
/*
* The Tester replies GoodCrc on reception of the Source_Capabilities.
*/
mock_set_alert(TCPC_REG_ALERT_TX_SUCCESS);
task_wait_event(10 * MSEC);
/*
* Now that PRL is running since we are connected, we can send a hard
* reset.
*/
/* Request that DUT send hard reset */
prl_execute_hard_reset(PORT0);
/* The retry count for hard resets should be 0 */
TEST_EQ(verify_tcpci_tx_retry_count(TCPCI_MSG_TX_HARD_RESET, 0, 0, 0),
EC_SUCCESS, "%d");
return EC_SUCCESS;
}
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