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author | Titus Rwantare <titusr@google.com> | 2023-10-23 23:46:45 +0000 |
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committer | Philippe Mathieu-Daudé <philmd@linaro.org> | 2023-11-07 13:08:49 +0100 |
commit | 5861f5abf408a4d9c03a827869bc42d2aae8976b (patch) | |
tree | 24a5ff4f2cfddfd1b93af3de139186e5a428dd67 | |
parent | 6f351a7a707f5d4257b6c55b28e9d99012730acc (diff) | |
download | qemu-5861f5abf408a4d9c03a827869bc42d2aae8976b.zip qemu-5861f5abf408a4d9c03a827869bc42d2aae8976b.tar.gz qemu-5861f5abf408a4d9c03a827869bc42d2aae8976b.tar.bz2 |
tests/qtest: add tests for ADM1266
The ADM1266 can have string fields written by the driver, so
it's worth specifically testing.
Reviewed-by: Hao Wu <wuhaotsh@google.com>
Acked-by: Corey Minyard <cminyard@mvista.com>
Signed-off-by: Titus Rwantare <titusr@google.com>
[PMD: Cover file in MAINTAINERS]
Message-ID: <20231023-staging-pmbus-v3-v4-6-07a8cb7cd20a@google.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
-rw-r--r-- | MAINTAINERS | 1 | ||||
-rw-r--r-- | tests/qtest/adm1266-test.c | 122 | ||||
-rw-r--r-- | tests/qtest/meson.build | 1 |
3 files changed, 124 insertions, 0 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index 178b763..67086ac 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -862,6 +862,7 @@ F: hw/*/npcm* F: hw/sensor/adm1266.c F: include/hw/*/npcm* F: tests/qtest/npcm* +F: tests/qtest/adm1266-test.c F: pc-bios/npcm7xx_bootrom.bin F: roms/vbootrom F: docs/system/arm/nuvoton.rst diff --git a/tests/qtest/adm1266-test.c b/tests/qtest/adm1266-test.c new file mode 100644 index 0000000..6c312c4 --- /dev/null +++ b/tests/qtest/adm1266-test.c @@ -0,0 +1,122 @@ +/* + * Analog Devices ADM1266 Cascadable Super Sequencer with Margin Control and + * Fault Recording with PMBus + * + * Copyright 2022 Google LLC + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include "qemu/osdep.h" +#include <math.h> +#include "hw/i2c/pmbus_device.h" +#include "libqtest-single.h" +#include "libqos/qgraph.h" +#include "libqos/i2c.h" +#include "qapi/qmp/qdict.h" +#include "qapi/qmp/qnum.h" +#include "qemu/bitops.h" + +#define TEST_ID "adm1266-test" +#define TEST_ADDR (0x12) + +#define ADM1266_BLACKBOX_CONFIG 0xD3 +#define ADM1266_PDIO_CONFIG 0xD4 +#define ADM1266_READ_STATE 0xD9 +#define ADM1266_READ_BLACKBOX 0xDE +#define ADM1266_SET_RTC 0xDF +#define ADM1266_GPIO_SYNC_CONFIGURATION 0xE1 +#define ADM1266_BLACKBOX_INFORMATION 0xE6 +#define ADM1266_PDIO_STATUS 0xE9 +#define ADM1266_GPIO_STATUS 0xEA + +/* Defaults */ +#define ADM1266_OPERATION_DEFAULT 0x80 +#define ADM1266_CAPABILITY_DEFAULT 0xA0 +#define ADM1266_CAPABILITY_NO_PEC 0x20 +#define ADM1266_PMBUS_REVISION_DEFAULT 0x22 +#define ADM1266_MFR_ID_DEFAULT "ADI" +#define ADM1266_MFR_ID_DEFAULT_LEN 32 +#define ADM1266_MFR_MODEL_DEFAULT "ADM1266-A1" +#define ADM1266_MFR_MODEL_DEFAULT_LEN 32 +#define ADM1266_MFR_REVISION_DEFAULT "25" +#define ADM1266_MFR_REVISION_DEFAULT_LEN 8 +#define TEST_STRING_A "a sample" +#define TEST_STRING_B "b sample" +#define TEST_STRING_C "rev c" + +static void compare_string(QI2CDevice *i2cdev, uint8_t reg, + const char *test_str) +{ + uint8_t len = i2c_get8(i2cdev, reg); + char i2c_str[SMBUS_DATA_MAX_LEN] = {0}; + + i2c_read_block(i2cdev, reg, (uint8_t *)i2c_str, len); + g_assert_cmpstr(i2c_str, ==, test_str); +} + +static void write_and_compare_string(QI2CDevice *i2cdev, uint8_t reg, + const char *test_str, uint8_t len) +{ + char buf[SMBUS_DATA_MAX_LEN] = {0}; + buf[0] = len; + strncpy(buf + 1, test_str, len); + i2c_write_block(i2cdev, reg, (uint8_t *)buf, len + 1); + compare_string(i2cdev, reg, test_str); +} + +static void test_defaults(void *obj, void *data, QGuestAllocator *alloc) +{ + uint16_t i2c_value; + QI2CDevice *i2cdev = (QI2CDevice *)obj; + + i2c_value = i2c_get8(i2cdev, PMBUS_OPERATION); + g_assert_cmphex(i2c_value, ==, ADM1266_OPERATION_DEFAULT); + + i2c_value = i2c_get8(i2cdev, PMBUS_REVISION); + g_assert_cmphex(i2c_value, ==, ADM1266_PMBUS_REVISION_DEFAULT); + + compare_string(i2cdev, PMBUS_MFR_ID, ADM1266_MFR_ID_DEFAULT); + compare_string(i2cdev, PMBUS_MFR_MODEL, ADM1266_MFR_MODEL_DEFAULT); + compare_string(i2cdev, PMBUS_MFR_REVISION, ADM1266_MFR_REVISION_DEFAULT); +} + +/* test r/w registers */ +static void test_rw_regs(void *obj, void *data, QGuestAllocator *alloc) +{ + QI2CDevice *i2cdev = (QI2CDevice *)obj; + + /* empty strings */ + i2c_set8(i2cdev, PMBUS_MFR_ID, 0); + compare_string(i2cdev, PMBUS_MFR_ID, ""); + + i2c_set8(i2cdev, PMBUS_MFR_MODEL, 0); + compare_string(i2cdev, PMBUS_MFR_MODEL, ""); + + i2c_set8(i2cdev, PMBUS_MFR_REVISION, 0); + compare_string(i2cdev, PMBUS_MFR_REVISION, ""); + + /* test strings */ + write_and_compare_string(i2cdev, PMBUS_MFR_ID, TEST_STRING_A, + sizeof(TEST_STRING_A)); + write_and_compare_string(i2cdev, PMBUS_MFR_ID, TEST_STRING_B, + sizeof(TEST_STRING_B)); + write_and_compare_string(i2cdev, PMBUS_MFR_ID, TEST_STRING_C, + sizeof(TEST_STRING_C)); +} + +static void adm1266_register_nodes(void) +{ + QOSGraphEdgeOptions opts = { + .extra_device_opts = "id=" TEST_ID ",address=0x12" + }; + add_qi2c_address(&opts, &(QI2CAddress) { TEST_ADDR }); + + qos_node_create_driver("adm1266", i2c_device_create); + qos_node_consumes("adm1266", "i2c-bus", &opts); + + qos_add_test("test_defaults", "adm1266", test_defaults, NULL); + qos_add_test("test_rw_regs", "adm1266", test_rw_regs, NULL); +} + +libqos_init(adm1266_register_nodes); diff --git a/tests/qtest/meson.build b/tests/qtest/meson.build index c9945e6..47dabf9 100644 --- a/tests/qtest/meson.build +++ b/tests/qtest/meson.build @@ -241,6 +241,7 @@ qos_test_ss = ss.source_set() qos_test_ss.add( 'ac97-test.c', 'adm1272-test.c', + 'adm1266-test.c', 'ds1338-test.c', 'e1000-test.c', 'eepro100-test.c', |