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/* Copyright 2021 The ChromiumOS Authors
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "battery.h"
#include "driver/tcpm/tcpci.h"
#include "mock/tcpci_i2c_mock.h"
#include "task.h"
#include "test_util.h"
#include "timer.h"
#include "usb_tc_sm.h"
#include "usb_tcpmv2_compliance.h"
#define BUFFER_SIZE 100
#define HEADER_BYTE_OFFSET 1
#define HEADER_BYTE_CNT 2
#define SRC_CAP_EXT_NUM_BATTERY_OFFSET 22
#define EXT_MSG_CHUNKED BIT(15)
#define EXT_MSG_DATA_SIZE_1 1
#define GBSDB_FIXED_BATTERY_0 (0 << 16)
static int number_of_fixed_batteries(void)
{
return CONFIG_NUM_FIXED_BATTERIES;
}
static int number_of_swappable_batteries(void)
{
return 0;
}
/*****************************************************************************
* TD.PD.SRC3.E7 Battery Status sent timely
*
* Description:
* As Consumer (UFP), the Tester verifies that the UUT replies
* Get_Battery_Status message with a Battery_Status message timely.
*/
int test_td_pd_src3_e7(void)
{
int msg_len;
uint8_t data[BUFFER_SIZE];
uint32_t ext_msg;
int found_index;
struct possible_tx possible[2];
TEST_EQ(tcpci_startup(), EC_SUCCESS, "%d");
/*
* a) Run PROC.PD.E1 Bring-up according to the UUT role.
*/
TEST_EQ(proc_pd_e1(PD_ROLE_DFP, INITIAL_AND_ALREADY_ATTACHED),
EC_SUCCESS, "%d");
/*
* b) The Tester waits until it can start an AMS (Run PROC.PD.E3) and
* sends a Get_Source_Cap_Extended message to the UUT.
*/
TEST_EQ(proc_pd_e3(), EC_SUCCESS, "%d");
partner_send_msg(TCPCI_MSG_SOP, PD_CTRL_GET_SOURCE_CAP_EXT, 0, 0, NULL);
/*
* c) If a Not_Supported message is received, and Num_Fixed_Batteries
* and Num_Swappable_Battery_Slots in the VIF are 0, the test
* passes and stops here.
*/
possible[0].tx_type = TCPCI_MSG_SOP;
possible[0].ctrl_msg = PD_CTRL_NOT_SUPPORTED;
possible[0].data_msg = 0;
possible[1].tx_type = TCPCI_MSG_SOP;
possible[1].ctrl_msg = 0;
possible[1].data_msg = PD_DATA_SOURCE_CAP;
TEST_EQ(verify_tcpci_possible_tx(possible, 2, &found_index, data,
sizeof(data), &msg_len, 0),
EC_SUCCESS, "%d");
if (found_index == 0) {
mock_set_alert(TCPC_REG_ALERT_TX_SUCCESS);
task_wait_event(10 * MSEC);
if (number_of_fixed_batteries() == 0 &&
number_of_swappable_batteries() == 0)
return EC_SUCCESS;
}
/*
* d) If the Number of Batteries/Battery Slots field in the returned
* Source_Capabilities_Extended message is 0, the test passes and
* stops here.
*/
else {
TEST_EQ(found_index, 1, "%d");
mock_set_alert(TCPC_REG_ALERT_TX_SUCCESS);
task_wait_event(10 * MSEC);
if (data[HEADER_BYTE_OFFSET + HEADER_BYTE_CNT +
SRC_CAP_EXT_NUM_BATTERY_OFFSET] == 0)
return EC_SUCCESS;
}
/*
* e) The Tester waits until it can start an AMS (Run PROC.PD.E3) and
* sends a Get_Battery_Status message to the UUT
*/
ext_msg = EXT_MSG_CHUNKED | EXT_MSG_DATA_SIZE_1 | GBSDB_FIXED_BATTERY_0;
partner_send_msg(TCPCI_MSG_SOP, PD_EXT_GET_BATTERY_STATUS, 1, 1,
&ext_msg);
/*
* f) If a Battery_Status message is not received within
* tReceiverResponse max, the test fails. This delay is measured
* from the time the last bit of Get_Battery_Status message EOP has
* been transmitted to the time the first bit of the Battery_Status
* message preamble has been received.
*/
TEST_EQ(verify_tcpci_tx_timeout(TCPCI_MSG_SOP, 0,
PD_DATA_BATTERY_STATUS, (15 * MSEC)),
EC_SUCCESS, "%d");
mock_set_alert(TCPC_REG_ALERT_TX_SUCCESS);
task_wait_event(10 * MSEC);
return EC_SUCCESS;
}
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