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chrome-ec/test/sbs_charging_v2.c

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/* Copyright 2014 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*
* Test charge_state_v2 behavior
*/
#include "battery_smart.h"
#include "charge_state.h"
#include "chipset.h"
#include "common.h"
#include "gpio.h"
#include "hooks.h"
#include "host_command.h"
#include "task.h"
#include "test_util.h"
#include "util.h"
#define WAIT_CHARGER_TASK 600
#define BATTERY_DETACH_DELAY 35000
static int mock_chipset_state = CHIPSET_STATE_ON;
static int is_shutdown;
static int is_force_discharge;
static int is_hibernated;
static int override_voltage, override_current, override_usec;
/* The simulation doesn't really hibernate, so we must reset this ourselves */
extern timestamp_t shutdown_target_time;
static void reset_mocks(void)
{
mock_chipset_state = CHIPSET_STATE_ON;
is_shutdown = is_force_discharge = is_hibernated = 0;
override_voltage = override_current = override_usec = 0;
shutdown_target_time.val = 0ULL;
}
int board_cut_off_battery(void)
{
return EC_SUCCESS;
}
void chipset_force_shutdown(enum chipset_shutdown_reason reason)
{
is_shutdown = 1;
mock_chipset_state = CHIPSET_STATE_HARD_OFF;
}
int chipset_in_state(int state_mask)
{
return state_mask & mock_chipset_state;
}
int board_discharge_on_ac(int enabled)
{
is_force_discharge = enabled;
return EC_SUCCESS;
}
void system_hibernate(int sec, int usec)
{
is_hibernated = 1;
}
int charger_profile_override(struct charge_state_data *curr)
{
if (override_voltage)
curr->requested_voltage = override_voltage;
if (override_current)
curr->requested_current = override_current;
if (override_usec)
return override_usec;
/* Don't let it sleep a whole minute when the AP is off */
if (chipset_in_state(CHIPSET_STATE_ANY_OFF))
return CHARGE_POLL_PERIOD_LONG;
return 0;
}
static uint32_t meh;
enum ec_status charger_profile_override_get_param(uint32_t param,
uint32_t *value)
{
if (param == CS_PARAM_CUSTOM_PROFILE_MIN) {
*value = meh;
return EC_RES_SUCCESS;
}
return EC_RES_INVALID_PARAM;
}
enum ec_status charger_profile_override_set_param(uint32_t param,
uint32_t value)
{
if (param == CS_PARAM_CUSTOM_PROFILE_MIN) {
meh = value;
return EC_RES_SUCCESS;
}
return EC_RES_INVALID_PARAM;
}
static int wait_charging_state(void)
{
enum charge_state state;
task_wake(TASK_ID_CHARGER);
msleep(WAIT_CHARGER_TASK);
state = charge_get_state();
ccprintf("[CHARGING TEST] state = %d\n", state);
return state;
}
static int charge_control(enum ec_charge_control_mode mode)
{
struct ec_params_charge_control params;
params.mode = mode;
return test_send_host_command(EC_CMD_CHARGE_CONTROL, 1, &params,
sizeof(params), NULL, 0);
}
/* Setup init condition */
static void test_setup(int on_ac)
{
const struct battery_info *bat_info = battery_get_info();
reset_mocks();
/* 50% of charge */
sb_write(SB_RELATIVE_STATE_OF_CHARGE, 50);
sb_write(SB_ABSOLUTE_STATE_OF_CHARGE, 50);
/* full charge capacity in mAh */
sb_write(SB_FULL_CHARGE_CAPACITY, 0xf000);
/* 25 degree Celsius */
sb_write(SB_TEMPERATURE, CELSIUS_TO_DECI_KELVIN(25));
/* battery pack voltage */
sb_write(SB_VOLTAGE, bat_info->voltage_normal);
/* desired charging voltage/current */
sb_write(SB_CHARGING_VOLTAGE, bat_info->voltage_max);
sb_write(SB_CHARGING_CURRENT, 4000);
/* battery pack current is positive when charging */
if (on_ac) {
sb_write(SB_CURRENT, 1000);
gpio_set_level(GPIO_AC_PRESENT, 1);
} else {
sb_write(SB_CURRENT, -100);
gpio_set_level(GPIO_AC_PRESENT, 0);
}
/* Reset the charger state to initial state */
charge_control(CHARGE_CONTROL_NORMAL);
/* Let things stabilize */
wait_charging_state();
}
/* Host Event helpers */
static int ev_is_set(int event)
{
return host_get_events() & EC_HOST_EVENT_MASK(event);
}
static int ev_is_clear(int event)
{
return !ev_is_set(event);
}
static void ev_clear(int event)
{
host_clear_events(EC_HOST_EVENT_MASK(event));
}
static int test_charge_state(void)
{
enum charge_state state;
uint32_t flags;
/* On AC */
test_setup(1);
ccprintf("[CHARGING TEST] AC on\n");
/* Detach battery, charging error */
ccprintf("[CHARGING TEST] Detach battery\n");
TEST_ASSERT(test_detach_i2c(I2C_PORT_BATTERY, BATTERY_ADDR_FLAGS) ==
EC_SUCCESS);
msleep(BATTERY_DETACH_DELAY);
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_ERROR);
/* Attach battery again, charging */
ccprintf("[CHARGING TEST] Attach battery\n");
test_attach_i2c(I2C_PORT_BATTERY, BATTERY_ADDR_FLAGS);
/* And changing full capacity should trigger a host event */
ev_clear(EC_HOST_EVENT_BATTERY);
sb_write(SB_FULL_CHARGE_CAPACITY, 0xeff0);
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_CHARGE);
TEST_ASSERT(ev_is_set(EC_HOST_EVENT_BATTERY));
/* Unplug AC, discharging at 1000mAh */
ccprintf("[CHARGING TEST] AC off\n");
gpio_set_level(GPIO_AC_PRESENT, 0);
sb_write(SB_CURRENT, -1000);
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_DISCHARGE);
flags = charge_get_flags();
TEST_ASSERT(!(flags & CHARGE_FLAG_EXTERNAL_POWER));
TEST_ASSERT(!(flags & CHARGE_FLAG_FORCE_IDLE));
/* Discharging waaaay overtemp is ignored */
ccprintf("[CHARGING TEST] AC off, batt temp = 0xffff\n");
gpio_set_level(GPIO_AC_PRESENT, 0);
sb_write(SB_CURRENT, -1000);
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_DISCHARGE);
sb_write(SB_TEMPERATURE, 0xffff);
state = wait_charging_state();
TEST_ASSERT(!is_shutdown);
TEST_ASSERT(state == PWR_STATE_DISCHARGE);
sb_write(SB_TEMPERATURE, CELSIUS_TO_DECI_KELVIN(40));
/* Discharging overtemp */
ccprintf("[CHARGING TEST] AC off, batt temp = 90 C\n");
gpio_set_level(GPIO_AC_PRESENT, 0);
sb_write(SB_CURRENT, -1000);
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_DISCHARGE);
sb_write(SB_TEMPERATURE, CELSIUS_TO_DECI_KELVIN(90));
state = wait_charging_state();
sleep(CONFIG_BATTERY_CRITICAL_SHUTDOWN_TIMEOUT);
TEST_ASSERT(is_shutdown);
TEST_ASSERT(state == PWR_STATE_DISCHARGE);
sb_write(SB_TEMPERATURE, CELSIUS_TO_DECI_KELVIN(40));
/* Force idle */
ccprintf("[CHARGING TEST] AC on, force idle\n");
gpio_set_level(GPIO_AC_PRESENT, 1);
sb_write(SB_CURRENT, 1000);
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_CHARGE);
flags = charge_get_flags();
TEST_ASSERT(flags & CHARGE_FLAG_EXTERNAL_POWER);
TEST_ASSERT(!(flags & CHARGE_FLAG_FORCE_IDLE));
charge_control(CHARGE_CONTROL_IDLE);
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_IDLE);
flags = charge_get_flags();
TEST_ASSERT(flags & CHARGE_FLAG_EXTERNAL_POWER);
TEST_ASSERT(flags & CHARGE_FLAG_FORCE_IDLE);
charge_control(CHARGE_CONTROL_NORMAL);
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_CHARGE);
/* Force discharge */
ccprintf("[CHARGING TEST] AC on, force discharge\n");
gpio_set_level(GPIO_AC_PRESENT, 1);
sb_write(SB_CURRENT, 1000);
charge_control(CHARGE_CONTROL_DISCHARGE);
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_IDLE);
TEST_ASSERT(is_force_discharge);
charge_control(CHARGE_CONTROL_NORMAL);
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_CHARGE);
TEST_ASSERT(!is_force_discharge);
return EC_SUCCESS;
}
static int test_low_battery(void)
{
test_setup(1);
ccprintf("[CHARGING TEST] Low battery with AC and positive current\n");
sb_write(SB_RELATIVE_STATE_OF_CHARGE, 2);
sb_write(SB_CURRENT, 1000);
wait_charging_state();
mock_chipset_state = CHIPSET_STATE_SOFT_OFF;
hook_notify(HOOK_CHIPSET_SHUTDOWN);
TEST_ASSERT(!is_hibernated);
ccprintf("[CHARGING TEST] Low battery with AC and negative current\n");
sb_write(SB_CURRENT, -1000);
wait_charging_state();
sleep(CONFIG_BATTERY_CRITICAL_SHUTDOWN_TIMEOUT);
TEST_ASSERT(is_hibernated);
ccprintf("[CHARGING TEST] Low battery shutdown S0->S5\n");
mock_chipset_state = CHIPSET_STATE_ON;
hook_notify(HOOK_CHIPSET_PRE_INIT);
hook_notify(HOOK_CHIPSET_STARTUP);
gpio_set_level(GPIO_AC_PRESENT, 0);
is_hibernated = 0;
sb_write(SB_CURRENT, -1000);
sb_write(SB_RELATIVE_STATE_OF_CHARGE, 2);
wait_charging_state();
mock_chipset_state = CHIPSET_STATE_SOFT_OFF;
hook_notify(HOOK_CHIPSET_SHUTDOWN);
wait_charging_state();
/* after a while, the EC should hibernate */
sleep(CONFIG_BATTERY_CRITICAL_SHUTDOWN_TIMEOUT);
TEST_ASSERT(is_hibernated);
ccprintf("[CHARGING TEST] Low battery shutdown S5\n");
is_hibernated = 0;
sb_write(SB_RELATIVE_STATE_OF_CHARGE, 10);
wait_charging_state();
sb_write(SB_RELATIVE_STATE_OF_CHARGE, 2);
wait_charging_state();
/* after a while, the EC should hibernate */
sleep(CONFIG_BATTERY_CRITICAL_SHUTDOWN_TIMEOUT);
TEST_ASSERT(is_hibernated);
ccprintf("[CHARGING TEST] Low battery AP shutdown\n");
is_shutdown = 0;
mock_chipset_state = CHIPSET_STATE_ON;
sb_write(SB_RELATIVE_STATE_OF_CHARGE, 10);
gpio_set_level(GPIO_AC_PRESENT, 1);
sb_write(SB_CURRENT, 1000);
wait_charging_state();
gpio_set_level(GPIO_AC_PRESENT, 0);
sb_write(SB_CURRENT, -1000);
sb_write(SB_RELATIVE_STATE_OF_CHARGE, 2);
wait_charging_state();
usleep(32 * SECOND);
wait_charging_state();
TEST_ASSERT(is_shutdown);
return EC_SUCCESS;
}
static int test_high_temp_battery(void)
{
test_setup(1);
ccprintf("[CHARGING TEST] High battery temperature shutdown\n");
ev_clear(EC_HOST_EVENT_BATTERY_SHUTDOWN);
sb_write(SB_TEMPERATURE, CELSIUS_TO_DECI_KELVIN(90));
wait_charging_state();
TEST_ASSERT(ev_is_set(EC_HOST_EVENT_BATTERY_SHUTDOWN));
TEST_ASSERT(!is_shutdown);
sleep(CONFIG_BATTERY_CRITICAL_SHUTDOWN_TIMEOUT);
TEST_ASSERT(is_shutdown);
ccprintf("[CHARGING TEST] High battery temp S0->S5 hibernate\n");
mock_chipset_state = CHIPSET_STATE_SOFT_OFF;
wait_charging_state();
TEST_ASSERT(is_hibernated);
return EC_SUCCESS;
}
static int test_cold_battery_with_ac(void)
{
test_setup(1);
ccprintf("[CHARGING TEST] Cold battery no shutdown with AC\n");
ev_clear(EC_HOST_EVENT_BATTERY_SHUTDOWN);
sb_write(SB_TEMPERATURE, CELSIUS_TO_DECI_KELVIN(-90));
wait_charging_state();
sleep(CONFIG_BATTERY_CRITICAL_SHUTDOWN_TIMEOUT);
TEST_ASSERT(!is_shutdown);
return EC_SUCCESS;
}
static int test_cold_battery_no_ac(void)
{
test_setup(0);
ccprintf("[CHARGING TEST] Cold battery shutdown when discharging\n");
ev_clear(EC_HOST_EVENT_BATTERY_SHUTDOWN);
sb_write(SB_TEMPERATURE, CELSIUS_TO_DECI_KELVIN(-90));
wait_charging_state();
TEST_ASSERT(ev_is_set(EC_HOST_EVENT_BATTERY_SHUTDOWN));
TEST_ASSERT(!is_shutdown);
sleep(CONFIG_BATTERY_CRITICAL_SHUTDOWN_TIMEOUT);
TEST_ASSERT(is_shutdown);
return EC_SUCCESS;
}
static int test_external_funcs(void)
{
int rv, temp;
uint32_t flags;
int state;
/* Connect the AC */
test_setup(1);
flags = charge_get_flags();
TEST_ASSERT(flags & CHARGE_FLAG_EXTERNAL_POWER);
TEST_ASSERT(!(flags & CHARGE_FLAG_FORCE_IDLE));
/* Invalid or do-nothing commands first */
UART_INJECT("chg\n");
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_CHARGE);
flags = charge_get_flags();
TEST_ASSERT(flags & CHARGE_FLAG_EXTERNAL_POWER);
TEST_ASSERT(!(flags & CHARGE_FLAG_FORCE_IDLE));
UART_INJECT("chg blahblah\n");
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_CHARGE);
flags = charge_get_flags();
TEST_ASSERT(flags & CHARGE_FLAG_EXTERNAL_POWER);
TEST_ASSERT(!(flags & CHARGE_FLAG_FORCE_IDLE));
UART_INJECT("chg idle\n");
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_CHARGE);
flags = charge_get_flags();
TEST_ASSERT(flags & CHARGE_FLAG_EXTERNAL_POWER);
TEST_ASSERT(!(flags & CHARGE_FLAG_FORCE_IDLE));
UART_INJECT("chg idle blargh\n");
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_CHARGE);
flags = charge_get_flags();
TEST_ASSERT(flags & CHARGE_FLAG_EXTERNAL_POWER);
TEST_ASSERT(!(flags & CHARGE_FLAG_FORCE_IDLE));
/* Now let's force idle on and off */
UART_INJECT("chg idle on\n");
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_IDLE);
flags = charge_get_flags();
TEST_ASSERT(flags & CHARGE_FLAG_EXTERNAL_POWER);
TEST_ASSERT(flags & CHARGE_FLAG_FORCE_IDLE);
UART_INJECT("chg idle off\n");
wait_charging_state();
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_CHARGE);
flags = charge_get_flags();
TEST_ASSERT(flags & CHARGE_FLAG_EXTERNAL_POWER);
TEST_ASSERT(!(flags & CHARGE_FLAG_FORCE_IDLE));
/* and the rest */
TEST_ASSERT(charge_get_state() == PWR_STATE_CHARGE);
TEST_ASSERT(!charge_want_shutdown());
TEST_ASSERT(charge_get_percent() == 50);
temp = 0;
rv = charge_get_battery_temp(0, &temp);
TEST_ASSERT(rv == EC_SUCCESS);
TEST_ASSERT(K_TO_C(temp) == 25);
return EC_SUCCESS;
}
#define CHG_OPT1 0x2000
#define CHG_OPT2 0x4000
static int test_hc_charge_state(void)
{
enum charge_state state;
int i, rv, tmp;
struct ec_params_charge_state params;
struct ec_response_charge_state resp;
/* Let's connect the AC again. */
test_setup(1);
/* Initialize the charger options with some nonzero value */
TEST_ASSERT(charger_set_option(CHG_OPT1) == EC_SUCCESS);
/* Get the state */
memset(&resp, 0, sizeof(resp));
params.cmd = CHARGE_STATE_CMD_GET_STATE;
rv = test_send_host_command(EC_CMD_CHARGE_STATE, 0,
&params, sizeof(params),
&resp, sizeof(resp));
TEST_ASSERT(rv == EC_RES_SUCCESS);
TEST_ASSERT(resp.get_state.ac);
TEST_ASSERT(resp.get_state.chg_voltage);
TEST_ASSERT(resp.get_state.chg_current);
TEST_ASSERT(resp.get_state.chg_input_current);
TEST_ASSERT(resp.get_state.batt_state_of_charge);
/* Check all the params */
for (i = 0; i < CS_NUM_BASE_PARAMS; i++) {
/* Read it */
memset(&resp, 0, sizeof(resp));
params.cmd = CHARGE_STATE_CMD_GET_PARAM;
params.get_param.param = i;
rv = test_send_host_command(EC_CMD_CHARGE_STATE, 0,
&params, sizeof(params),
&resp, sizeof(resp));
TEST_ASSERT(rv == EC_RES_SUCCESS);
if (i != CS_PARAM_LIMIT_POWER)
TEST_ASSERT(resp.get_param.value);
else
TEST_ASSERT(!resp.get_param.value);
/* Bump it up a bit */
tmp = resp.get_param.value;
switch (i) {
case CS_PARAM_CHG_VOLTAGE:
case CS_PARAM_CHG_CURRENT:
case CS_PARAM_CHG_INPUT_CURRENT:
tmp -= 128; /* Should be valid delta */
break;
case CS_PARAM_CHG_STATUS:
case CS_PARAM_LIMIT_POWER:
/* These ones can't be set */
break;
case CS_PARAM_CHG_OPTION:
tmp = CHG_OPT2;
break;
}
params.cmd = CHARGE_STATE_CMD_SET_PARAM;
params.set_param.param = i;
params.set_param.value = tmp;
rv = test_send_host_command(EC_CMD_CHARGE_STATE, 0,
&params, sizeof(params),
&resp, sizeof(resp));
if (i == CS_PARAM_CHG_STATUS || i == CS_PARAM_LIMIT_POWER)
TEST_ASSERT(rv == EC_RES_ACCESS_DENIED);
else
TEST_ASSERT(rv == EC_RES_SUCCESS);
/* Allow the change to take effect */
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_CHARGE);
/* Read it back again*/
memset(&resp, 0, sizeof(resp));
params.cmd = CHARGE_STATE_CMD_GET_PARAM;
params.get_param.param = i;
rv = test_send_host_command(EC_CMD_CHARGE_STATE, 0,
&params, sizeof(params),
&resp, sizeof(resp));
TEST_ASSERT(rv == EC_RES_SUCCESS);
TEST_ASSERT(resp.get_param.value == tmp);
}
/* And a custom profile param */
meh = 0xdeadbeef;
memset(&resp, 0, sizeof(resp));
params.cmd = CHARGE_STATE_CMD_GET_PARAM;
params.get_param.param = CS_PARAM_CUSTOM_PROFILE_MIN;
rv = test_send_host_command(EC_CMD_CHARGE_STATE, 0,
&params, sizeof(params),
&resp, sizeof(resp));
TEST_ASSERT(rv == EC_RES_SUCCESS);
TEST_ASSERT(resp.get_param.value == meh);
params.cmd = CHARGE_STATE_CMD_SET_PARAM;
params.set_param.param = CS_PARAM_CUSTOM_PROFILE_MIN;
params.set_param.value = 0xc0def00d;
rv = test_send_host_command(EC_CMD_CHARGE_STATE, 0,
&params, sizeof(params),
&resp, sizeof(resp));
TEST_ASSERT(rv == EC_RES_SUCCESS);
/* Allow the change to take effect */
state = wait_charging_state();
TEST_ASSERT(meh == params.set_param.value);
/* param out of range */
params.cmd = CHARGE_STATE_CMD_GET_PARAM;
params.get_param.param = CS_NUM_BASE_PARAMS;
rv = test_send_host_command(EC_CMD_CHARGE_STATE, 0,
&params, sizeof(params),
&resp, sizeof(resp));
TEST_ASSERT(rv == EC_RES_INVALID_PARAM);
params.cmd = CHARGE_STATE_CMD_SET_PARAM;
params.set_param.param = CS_NUM_BASE_PARAMS;
params.set_param.value = 0x1000; /* random value */
rv = test_send_host_command(EC_CMD_CHARGE_STATE, 0,
&params, sizeof(params),
&resp, sizeof(resp));
TEST_ASSERT(rv == EC_RES_INVALID_PARAM);
/* command out of range */
params.cmd = CHARGE_STATE_NUM_CMDS;
rv = test_send_host_command(EC_CMD_CHARGE_STATE, 0,
&params, sizeof(params),
&resp, sizeof(resp));
TEST_ASSERT(rv == EC_RES_INVALID_PARAM);
/*
* We've screwed with the charger settings, so let the state machine
* reset itself before we stop.
*/
test_setup(0);
test_setup(1);
return EC_SUCCESS;
}
static int test_hc_current_limit(void)
{
int rv, norm_current, lower_current;
struct ec_params_charge_state cs_params;
struct ec_response_charge_state cs_resp;
struct ec_params_current_limit cl_params;
/* On AC */
test_setup(1);
/* See what current the charger is delivering */
cs_params.cmd = CHARGE_STATE_CMD_GET_STATE;
rv = test_send_host_command(EC_CMD_CHARGE_STATE, 0,
&cs_params, sizeof(cs_params),
&cs_resp, sizeof(cs_resp));
TEST_ASSERT(rv == EC_RES_SUCCESS);
norm_current = cs_resp.get_state.chg_current;
/* Lower it a bit */
lower_current = norm_current - 256;
cl_params.limit = lower_current;
rv = test_send_host_command(EC_CMD_CHARGE_CURRENT_LIMIT, 0,
&cl_params, sizeof(cl_params),
0, 0);
TEST_ASSERT(rv == EC_RES_SUCCESS);
wait_charging_state();
/* See that it's changed */
rv = test_send_host_command(EC_CMD_CHARGE_STATE, 0,
&cs_params, sizeof(cs_params),
&cs_resp, sizeof(cs_resp));
TEST_ASSERT(rv == EC_RES_SUCCESS);
TEST_ASSERT(lower_current == cs_resp.get_state.chg_current);
/* Remove the limit */
cl_params.limit = -1U;
rv = test_send_host_command(EC_CMD_CHARGE_CURRENT_LIMIT, 0,
&cl_params, sizeof(cl_params),
0, 0);
TEST_ASSERT(rv == EC_RES_SUCCESS);
wait_charging_state();
/* See that it's back */
rv = test_send_host_command(EC_CMD_CHARGE_STATE, 0,
&cs_params, sizeof(cs_params),
&cs_resp, sizeof(cs_resp));
TEST_ASSERT(rv == EC_RES_SUCCESS);
TEST_ASSERT(norm_current == cs_resp.get_state.chg_current);
return EC_SUCCESS;
}
static int test_low_battery_hostevents(void)
{
int state;
test_setup(0);
ccprintf("[CHARGING TEST] Low battery host events\n");
/* You know you make me wanna */
sb_write(SB_RELATIVE_STATE_OF_CHARGE, BATTERY_LEVEL_LOW + 1);
ev_clear(EC_HOST_EVENT_BATTERY_LOW);
ev_clear(EC_HOST_EVENT_BATTERY_CRITICAL);
ev_clear(EC_HOST_EVENT_BATTERY_SHUTDOWN);
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_DISCHARGE);
TEST_ASSERT(ev_is_clear(EC_HOST_EVENT_BATTERY_LOW));
TEST_ASSERT(ev_is_clear(EC_HOST_EVENT_BATTERY_CRITICAL));
TEST_ASSERT(ev_is_clear(EC_HOST_EVENT_BATTERY_SHUTDOWN));
/* (Shout) a little bit louder now */
sb_write(SB_RELATIVE_STATE_OF_CHARGE, BATTERY_LEVEL_LOW - 1);
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_DISCHARGE);
TEST_ASSERT(ev_is_set(EC_HOST_EVENT_BATTERY_LOW));
TEST_ASSERT(ev_is_clear(EC_HOST_EVENT_BATTERY_CRITICAL));
TEST_ASSERT(ev_is_clear(EC_HOST_EVENT_BATTERY_SHUTDOWN));
TEST_ASSERT(!is_shutdown);
/* (Shout) a little bit louder now */
sb_write(SB_RELATIVE_STATE_OF_CHARGE, BATTERY_LEVEL_CRITICAL + 1);
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_DISCHARGE);
TEST_ASSERT(ev_is_set(EC_HOST_EVENT_BATTERY_LOW));
TEST_ASSERT(ev_is_clear(EC_HOST_EVENT_BATTERY_CRITICAL));
TEST_ASSERT(ev_is_clear(EC_HOST_EVENT_BATTERY_SHUTDOWN));
TEST_ASSERT(!is_shutdown);
/* (Shout) a little bit louder now */
sb_write(SB_RELATIVE_STATE_OF_CHARGE, BATTERY_LEVEL_CRITICAL - 1);
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_DISCHARGE);
TEST_ASSERT(ev_is_set(EC_HOST_EVENT_BATTERY_LOW));
TEST_ASSERT(ev_is_set(EC_HOST_EVENT_BATTERY_CRITICAL));
TEST_ASSERT(ev_is_clear(EC_HOST_EVENT_BATTERY_SHUTDOWN));
TEST_ASSERT(!is_shutdown);
/* (Shout) a little bit louder now */
sb_write(SB_RELATIVE_STATE_OF_CHARGE, BATTERY_LEVEL_SHUTDOWN + 1);
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_DISCHARGE);
TEST_ASSERT(ev_is_set(EC_HOST_EVENT_BATTERY_LOW));
TEST_ASSERT(ev_is_set(EC_HOST_EVENT_BATTERY_CRITICAL));
TEST_ASSERT(ev_is_clear(EC_HOST_EVENT_BATTERY_SHUTDOWN));
TEST_ASSERT(!is_shutdown);
/* (Shout) a little bit louder now */
sb_write(SB_RELATIVE_STATE_OF_CHARGE, BATTERY_LEVEL_SHUTDOWN - 1);
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_DISCHARGE);
TEST_ASSERT(ev_is_set(EC_HOST_EVENT_BATTERY_LOW));
TEST_ASSERT(ev_is_set(EC_HOST_EVENT_BATTERY_CRITICAL));
/* hey-hey-HEY-hey. Doesn't immediately shut down */
TEST_ASSERT(ev_is_set(EC_HOST_EVENT_BATTERY_SHUTDOWN));
TEST_ASSERT(!is_shutdown);
/* after a while, the AP should shut down */
sleep(CONFIG_BATTERY_CRITICAL_SHUTDOWN_TIMEOUT);
TEST_ASSERT(is_shutdown);
return EC_SUCCESS;
}
void run_test(int argc, char **argv)
{
RUN_TEST(test_charge_state);
RUN_TEST(test_low_battery);
RUN_TEST(test_high_temp_battery);
RUN_TEST(test_cold_battery_with_ac);
RUN_TEST(test_cold_battery_no_ac);
RUN_TEST(test_external_funcs);
RUN_TEST(test_hc_charge_state);
RUN_TEST(test_hc_current_limit);
RUN_TEST(test_low_battery_hostevents);
test_print_result();
}
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