15e623f2bSJohn Wang /* 25e623f2bSJohn Wang * QTest testcase for the EMC141X temperature sensor 35e623f2bSJohn Wang * 45e623f2bSJohn Wang * This work is licensed under the terms of the GNU GPL, version 2 or later. 55e623f2bSJohn Wang * See the COPYING file in the top-level directory. 65e623f2bSJohn Wang */ 75e623f2bSJohn Wang 85e623f2bSJohn Wang #include "qemu/osdep.h" 95e623f2bSJohn Wang 105e623f2bSJohn Wang #include "libqtest-single.h" 115e623f2bSJohn Wang #include "libqos/qgraph.h" 125e623f2bSJohn Wang #include "libqos/i2c.h" 135e623f2bSJohn Wang #include "qapi/qmp/qdict.h" 14*5e9ae4b1SCorey Minyard #include "hw/sensor/emc141x_regs.h" 155e623f2bSJohn Wang 165e623f2bSJohn Wang #define EMC1414_TEST_ID "emc1414-test" 175e623f2bSJohn Wang 185e623f2bSJohn Wang static int qmp_emc1414_get_temperature(const char *id) 195e623f2bSJohn Wang { 205e623f2bSJohn Wang QDict *response; 215e623f2bSJohn Wang int ret; 225e623f2bSJohn Wang 235e623f2bSJohn Wang response = qmp("{ 'execute': 'qom-get', 'arguments': { 'path': %s, " 245e623f2bSJohn Wang "'property': 'temperature0' } }", id); 255e623f2bSJohn Wang g_assert(qdict_haskey(response, "return")); 265e623f2bSJohn Wang ret = qdict_get_int(response, "return"); 275e623f2bSJohn Wang qobject_unref(response); 285e623f2bSJohn Wang return ret; 295e623f2bSJohn Wang } 305e623f2bSJohn Wang 315e623f2bSJohn Wang static void qmp_emc1414_set_temperature(const char *id, int value) 325e623f2bSJohn Wang { 335e623f2bSJohn Wang QDict *response; 345e623f2bSJohn Wang 355e623f2bSJohn Wang response = qmp("{ 'execute': 'qom-set', 'arguments': { 'path': %s, " 365e623f2bSJohn Wang "'property': 'temperature0', 'value': %d } }", id, value); 375e623f2bSJohn Wang g_assert(qdict_haskey(response, "return")); 385e623f2bSJohn Wang qobject_unref(response); 395e623f2bSJohn Wang } 405e623f2bSJohn Wang 415e623f2bSJohn Wang static void send_and_receive(void *obj, void *data, QGuestAllocator *alloc) 425e623f2bSJohn Wang { 435e623f2bSJohn Wang uint16_t value; 445e623f2bSJohn Wang QI2CDevice *i2cdev = (QI2CDevice *)obj; 455e623f2bSJohn Wang 465e623f2bSJohn Wang value = qmp_emc1414_get_temperature(EMC1414_TEST_ID); 475e623f2bSJohn Wang g_assert_cmpuint(value, ==, 0); 485e623f2bSJohn Wang 495e623f2bSJohn Wang value = i2c_get8(i2cdev, EMC141X_TEMP_HIGH0); 505e623f2bSJohn Wang g_assert_cmphex(value, ==, 0); 515e623f2bSJohn Wang 525e623f2bSJohn Wang /* The default max value is 85C, 0x55=85 */ 535e623f2bSJohn Wang value = i2c_get8(i2cdev, EMC141X_TEMP_MAX_HIGH0); 545e623f2bSJohn Wang g_assert_cmphex(value, ==, 0x55); 555e623f2bSJohn Wang 565e623f2bSJohn Wang value = i2c_get8(i2cdev, EMC141X_TEMP_MIN_HIGH0); 575e623f2bSJohn Wang g_assert_cmphex(value, ==, 0); 585e623f2bSJohn Wang 595e623f2bSJohn Wang /* 3000mc = 30C */ 605e623f2bSJohn Wang qmp_emc1414_set_temperature(EMC1414_TEST_ID, 30000); 615e623f2bSJohn Wang value = qmp_emc1414_get_temperature(EMC1414_TEST_ID); 625e623f2bSJohn Wang g_assert_cmpuint(value, ==, 30000); 635e623f2bSJohn Wang 645e623f2bSJohn Wang value = i2c_get8(i2cdev, EMC141X_TEMP_HIGH0); 655e623f2bSJohn Wang g_assert_cmphex(value, ==, 30); 665e623f2bSJohn Wang 675e623f2bSJohn Wang } 685e623f2bSJohn Wang 695e623f2bSJohn Wang static void emc1414_register_nodes(void) 705e623f2bSJohn Wang { 715e623f2bSJohn Wang QOSGraphEdgeOptions opts = { 725e623f2bSJohn Wang .extra_device_opts = "id=" EMC1414_TEST_ID ",address=0x70" 735e623f2bSJohn Wang }; 745e623f2bSJohn Wang add_qi2c_address(&opts, &(QI2CAddress) { 0x70 }); 755e623f2bSJohn Wang 765e623f2bSJohn Wang qos_node_create_driver("emc1414", i2c_device_create); 775e623f2bSJohn Wang qos_node_consumes("emc1414", "i2c-bus", &opts); 785e623f2bSJohn Wang 795e623f2bSJohn Wang qos_add_test("tx-rx", "emc1414", send_and_receive, NULL); 805e623f2bSJohn Wang } 815e623f2bSJohn Wang libqos_init(emc1414_register_nodes); 82