| 1 | /* |
| 2 | * QTests for the ISL_PMBUS digital voltage regulators |
| 3 | * |
| 4 | * Copyright 2021 Google LLC |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify it |
| 7 | * under the terms of the GNU General Public License as published by the |
| 8 | * Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | * for more details. |
| 15 | */ |
| 16 | |
| 17 | #include "qemu/osdep.h" |
| 18 | #include <math.h> |
| 19 | #include "hw/i2c/pmbus_device.h" |
| 20 | #include "hw/sensor/isl_pmbus_vr.h" |
| 21 | #include "libqtest-single.h" |
| 22 | #include "libqos/qgraph.h" |
| 23 | #include "libqos/i2c.h" |
| 24 | #include "qobject/qdict.h" |
| 25 | #include "qobject/qnum.h" |
| 26 | #include "qemu/bitops.h" |
| 27 | |
| 28 | #define TEST_ID "isl_pmbus_vr-test" |
| 29 | #define TEST_ADDR (0x43) |
| 30 | |
| 31 | static uint16_t qmp_isl_pmbus_vr_get(const char *id, const char *property) |
| 32 | { |
| 33 | QDict *response; |
| 34 | uint64_t ret; |
| 35 | |
| 36 | response = qmp("{ 'execute': 'qom-get', 'arguments': { 'path': %s, " |
| 37 | "'property': %s } }", id, property); |
| 38 | g_assert(qdict_haskey(response, "return")); |
| 39 | ret = qnum_get_uint(qobject_to(QNum, qdict_get(response, "return"))); |
| 40 | qobject_unref(response); |
| 41 | return ret; |
| 42 | } |
| 43 | |
| 44 | static void qmp_isl_pmbus_vr_set(const char *id, |
| 45 | const char *property, |
| 46 | uint16_t value) |
| 47 | { |
| 48 | QDict *response; |
| 49 | |
| 50 | response = qmp("{ 'execute': 'qom-set', 'arguments': { 'path': %s, " |
| 51 | "'property': %s, 'value': %u } }", id, property, value); |
| 52 | g_assert(qdict_haskey(response, "return")); |
| 53 | qobject_unref(response); |
| 54 | } |
| 55 | |
| 56 | /* PMBus commands are little endian vs i2c_set16 in i2c.h which is big endian */ |
| 57 | static uint16_t isl_pmbus_vr_i2c_get16(QI2CDevice *i2cdev, uint8_t reg) |
| 58 | { |
| 59 | uint8_t resp[2]; |
| 60 | i2c_read_block(i2cdev, reg, resp, sizeof(resp)); |
| 61 | return (resp[1] << 8) | resp[0]; |
| 62 | } |
| 63 | |
| 64 | /* PMBus commands are little endian vs i2c_set16 in i2c.h which is big endian */ |
| 65 | static void isl_pmbus_vr_i2c_set16(QI2CDevice *i2cdev, uint8_t reg, |
| 66 | uint16_t value) |
| 67 | { |
| 68 | uint8_t data[2]; |
| 69 | |
| 70 | data[0] = value & 255; |
| 71 | data[1] = value >> 8; |
| 72 | i2c_write_block(i2cdev, reg, data, sizeof(data)); |
| 73 | } |
| 74 | |
| 75 | static void test_defaults(void *obj, void *data, QGuestAllocator *alloc) |
| 76 | { |
| 77 | uint16_t value, i2c_value; |
| 78 | QI2CDevice *i2cdev = (QI2CDevice *)obj; |
| 79 | |
| 80 | value = qmp_isl_pmbus_vr_get(TEST_ID, "vout[0]"); |
| 81 | g_assert_cmpuint(value, ==, ISL_READ_VOUT_DEFAULT); |
| 82 | |
| 83 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_IOUT); |
| 84 | g_assert_cmpuint(i2c_value, ==, ISL_READ_IOUT_DEFAULT); |
| 85 | |
| 86 | value = qmp_isl_pmbus_vr_get(TEST_ID, "pout[0]"); |
| 87 | g_assert_cmpuint(value, ==, ISL_READ_POUT_DEFAULT); |
| 88 | |
| 89 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_VIN); |
| 90 | g_assert_cmpuint(i2c_value, ==, ISL_READ_VIN_DEFAULT); |
| 91 | |
| 92 | value = qmp_isl_pmbus_vr_get(TEST_ID, "iin[0]"); |
| 93 | g_assert_cmpuint(value, ==, ISL_READ_IIN_DEFAULT); |
| 94 | |
| 95 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_PIN); |
| 96 | g_assert_cmpuint(i2c_value, ==, ISL_READ_PIN_DEFAULT); |
| 97 | |
| 98 | value = qmp_isl_pmbus_vr_get(TEST_ID, "temp1[0]"); |
| 99 | g_assert_cmpuint(value, ==, ISL_READ_TEMP_DEFAULT); |
| 100 | |
| 101 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_TEMPERATURE_2); |
| 102 | g_assert_cmpuint(i2c_value, ==, ISL_READ_TEMP_DEFAULT); |
| 103 | |
| 104 | i2c_value = i2c_get8(i2cdev, PMBUS_CAPABILITY); |
| 105 | g_assert_cmphex(i2c_value, ==, ISL_CAPABILITY_DEFAULT); |
| 106 | |
| 107 | i2c_value = i2c_get8(i2cdev, PMBUS_OPERATION); |
| 108 | g_assert_cmphex(i2c_value, ==, ISL_OPERATION_DEFAULT); |
| 109 | |
| 110 | i2c_value = i2c_get8(i2cdev, PMBUS_ON_OFF_CONFIG); |
| 111 | g_assert_cmphex(i2c_value, ==, ISL_ON_OFF_CONFIG_DEFAULT); |
| 112 | |
| 113 | i2c_value = i2c_get8(i2cdev, PMBUS_VOUT_MODE); |
| 114 | g_assert_cmphex(i2c_value, ==, ISL_VOUT_MODE_DEFAULT); |
| 115 | |
| 116 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_COMMAND); |
| 117 | g_assert_cmphex(i2c_value, ==, ISL_VOUT_COMMAND_DEFAULT); |
| 118 | |
| 119 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_MAX); |
| 120 | g_assert_cmphex(i2c_value, ==, ISL_VOUT_MAX_DEFAULT); |
| 121 | |
| 122 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_MARGIN_HIGH); |
| 123 | g_assert_cmphex(i2c_value, ==, ISL_VOUT_MARGIN_HIGH_DEFAULT); |
| 124 | |
| 125 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_MARGIN_LOW); |
| 126 | g_assert_cmphex(i2c_value, ==, ISL_VOUT_MARGIN_LOW_DEFAULT); |
| 127 | |
| 128 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_TRANSITION_RATE); |
| 129 | g_assert_cmphex(i2c_value, ==, ISL_VOUT_TRANSITION_RATE_DEFAULT); |
| 130 | |
| 131 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_OV_FAULT_LIMIT); |
| 132 | g_assert_cmphex(i2c_value, ==, ISL_VOUT_OV_FAULT_LIMIT_DEFAULT); |
| 133 | |
| 134 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_OT_FAULT_LIMIT); |
| 135 | g_assert_cmphex(i2c_value, ==, ISL_OT_FAULT_LIMIT_DEFAULT); |
| 136 | |
| 137 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_OT_WARN_LIMIT); |
| 138 | g_assert_cmphex(i2c_value, ==, ISL_OT_WARN_LIMIT_DEFAULT); |
| 139 | |
| 140 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VIN_OV_WARN_LIMIT); |
| 141 | g_assert_cmphex(i2c_value, ==, ISL_VIN_OV_WARN_LIMIT_DEFAULT); |
| 142 | |
| 143 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VIN_UV_WARN_LIMIT); |
| 144 | g_assert_cmphex(i2c_value, ==, ISL_VIN_UV_WARN_LIMIT_DEFAULT); |
| 145 | |
| 146 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_IIN_OC_FAULT_LIMIT); |
| 147 | g_assert_cmphex(i2c_value, ==, ISL_IIN_OC_FAULT_LIMIT_DEFAULT); |
| 148 | |
| 149 | i2c_value = i2c_get8(i2cdev, PMBUS_REVISION); |
| 150 | g_assert_cmphex(i2c_value, ==, ISL_REVISION_DEFAULT); |
| 151 | } |
| 152 | |
| 153 | static void raa228000_test_defaults(void *obj, void *data, |
| 154 | QGuestAllocator *alloc) |
| 155 | { |
| 156 | uint16_t value, i2c_value; |
| 157 | QI2CDevice *i2cdev = (QI2CDevice *)obj; |
| 158 | |
| 159 | value = qmp_isl_pmbus_vr_get(TEST_ID, "vout[0]"); |
| 160 | g_assert_cmpuint(value, ==, 0); |
| 161 | |
| 162 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_IOUT); |
| 163 | g_assert_cmpuint(i2c_value, ==, 0); |
| 164 | |
| 165 | value = qmp_isl_pmbus_vr_get(TEST_ID, "pout[0]"); |
| 166 | g_assert_cmpuint(value, ==, 0); |
| 167 | |
| 168 | i2c_value = i2c_get8(i2cdev, PMBUS_CAPABILITY); |
| 169 | g_assert_cmphex(i2c_value, ==, ISL_CAPABILITY_DEFAULT); |
| 170 | |
| 171 | i2c_value = i2c_get8(i2cdev, PMBUS_OPERATION); |
| 172 | g_assert_cmphex(i2c_value, ==, ISL_OPERATION_DEFAULT); |
| 173 | |
| 174 | i2c_value = i2c_get8(i2cdev, PMBUS_ON_OFF_CONFIG); |
| 175 | g_assert_cmphex(i2c_value, ==, ISL_ON_OFF_CONFIG_DEFAULT); |
| 176 | |
| 177 | i2c_value = i2c_get8(i2cdev, PMBUS_VOUT_MODE); |
| 178 | g_assert_cmphex(i2c_value, ==, ISL_VOUT_MODE_DEFAULT); |
| 179 | |
| 180 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_COMMAND); |
| 181 | g_assert_cmphex(i2c_value, ==, ISL_VOUT_COMMAND_DEFAULT); |
| 182 | |
| 183 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_MAX); |
| 184 | g_assert_cmphex(i2c_value, ==, ISL_VOUT_MAX_DEFAULT); |
| 185 | |
| 186 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_MARGIN_HIGH); |
| 187 | g_assert_cmphex(i2c_value, ==, ISL_VOUT_MARGIN_HIGH_DEFAULT); |
| 188 | |
| 189 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_MARGIN_LOW); |
| 190 | g_assert_cmphex(i2c_value, ==, ISL_VOUT_MARGIN_LOW_DEFAULT); |
| 191 | |
| 192 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_TRANSITION_RATE); |
| 193 | g_assert_cmphex(i2c_value, ==, ISL_VOUT_TRANSITION_RATE_DEFAULT); |
| 194 | |
| 195 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_OV_FAULT_LIMIT); |
| 196 | g_assert_cmphex(i2c_value, ==, ISL_VOUT_OV_FAULT_LIMIT_DEFAULT); |
| 197 | |
| 198 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_OT_FAULT_LIMIT); |
| 199 | g_assert_cmphex(i2c_value, ==, ISL_OT_FAULT_LIMIT_DEFAULT); |
| 200 | |
| 201 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_OT_WARN_LIMIT); |
| 202 | g_assert_cmphex(i2c_value, ==, ISL_OT_WARN_LIMIT_DEFAULT); |
| 203 | |
| 204 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VIN_OV_WARN_LIMIT); |
| 205 | g_assert_cmphex(i2c_value, ==, ISL_VIN_OV_WARN_LIMIT_DEFAULT); |
| 206 | |
| 207 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VIN_UV_WARN_LIMIT); |
| 208 | g_assert_cmphex(i2c_value, ==, ISL_VIN_UV_WARN_LIMIT_DEFAULT); |
| 209 | |
| 210 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_IIN_OC_FAULT_LIMIT); |
| 211 | g_assert_cmphex(i2c_value, ==, ISL_IIN_OC_FAULT_LIMIT_DEFAULT); |
| 212 | |
| 213 | i2c_value = i2c_get8(i2cdev, PMBUS_REVISION); |
| 214 | g_assert_cmphex(i2c_value, ==, ISL_REVISION_DEFAULT); |
| 215 | } |
| 216 | |
| 217 | /* test qmp access */ |
| 218 | static void test_tx_rx(void *obj, void *data, QGuestAllocator *alloc) |
| 219 | { |
| 220 | uint16_t i2c_value, value; |
| 221 | QI2CDevice *i2cdev = (QI2CDevice *)obj; |
| 222 | |
| 223 | qmp_isl_pmbus_vr_set(TEST_ID, "vin[0]", 200); |
| 224 | value = qmp_isl_pmbus_vr_get(TEST_ID, "vin[0]"); |
| 225 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_VIN); |
| 226 | g_assert_cmpuint(value, ==, i2c_value); |
| 227 | |
| 228 | qmp_isl_pmbus_vr_set(TEST_ID, "vout[0]", 2500); |
| 229 | value = qmp_isl_pmbus_vr_get(TEST_ID, "vout[0]"); |
| 230 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_VOUT); |
| 231 | g_assert_cmpuint(value, ==, i2c_value); |
| 232 | |
| 233 | qmp_isl_pmbus_vr_set(TEST_ID, "iin[0]", 300); |
| 234 | value = qmp_isl_pmbus_vr_get(TEST_ID, "iin[0]"); |
| 235 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_IIN); |
| 236 | g_assert_cmpuint(value, ==, i2c_value); |
| 237 | |
| 238 | qmp_isl_pmbus_vr_set(TEST_ID, "iout[0]", 310); |
| 239 | value = qmp_isl_pmbus_vr_get(TEST_ID, "iout[0]"); |
| 240 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_IOUT); |
| 241 | g_assert_cmpuint(value, ==, i2c_value); |
| 242 | |
| 243 | qmp_isl_pmbus_vr_set(TEST_ID, "pin[0]", 100); |
| 244 | value = qmp_isl_pmbus_vr_get(TEST_ID, "pin[0]"); |
| 245 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_PIN); |
| 246 | g_assert_cmpuint(value, ==, i2c_value); |
| 247 | |
| 248 | qmp_isl_pmbus_vr_set(TEST_ID, "pout[0]", 95); |
| 249 | value = qmp_isl_pmbus_vr_get(TEST_ID, "pout[0]"); |
| 250 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_POUT); |
| 251 | g_assert_cmpuint(value, ==, i2c_value); |
| 252 | |
| 253 | qmp_isl_pmbus_vr_set(TEST_ID, "temp1[0]", 26); |
| 254 | value = qmp_isl_pmbus_vr_get(TEST_ID, "temp1[0]"); |
| 255 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_TEMPERATURE_1); |
| 256 | g_assert_cmpuint(value, ==, i2c_value); |
| 257 | |
| 258 | qmp_isl_pmbus_vr_set(TEST_ID, "temp2[0]", 27); |
| 259 | value = qmp_isl_pmbus_vr_get(TEST_ID, "temp2[0]"); |
| 260 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_TEMPERATURE_2); |
| 261 | g_assert_cmpuint(value, ==, i2c_value); |
| 262 | |
| 263 | qmp_isl_pmbus_vr_set(TEST_ID, "temp3[0]", 28); |
| 264 | value = qmp_isl_pmbus_vr_get(TEST_ID, "temp3[0]"); |
| 265 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_TEMPERATURE_3); |
| 266 | g_assert_cmpuint(value, ==, i2c_value); |
| 267 | |
| 268 | } |
| 269 | |
| 270 | /* test r/w registers */ |
| 271 | static void test_rw_regs(void *obj, void *data, QGuestAllocator *alloc) |
| 272 | { |
| 273 | uint16_t i2c_value; |
| 274 | QI2CDevice *i2cdev = (QI2CDevice *)obj; |
| 275 | |
| 276 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_COMMAND, 0x1234); |
| 277 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_COMMAND); |
| 278 | g_assert_cmphex(i2c_value, ==, 0x1234); |
| 279 | |
| 280 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_TRIM, 0x4567); |
| 281 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_TRIM); |
| 282 | g_assert_cmphex(i2c_value, ==, 0x4567); |
| 283 | |
| 284 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_MAX, 0x9876); |
| 285 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_MAX); |
| 286 | g_assert_cmphex(i2c_value, ==, 0x9876); |
| 287 | |
| 288 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_MARGIN_HIGH, 0xABCD); |
| 289 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_MARGIN_HIGH); |
| 290 | g_assert_cmphex(i2c_value, ==, 0xABCD); |
| 291 | |
| 292 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_MARGIN_LOW, 0xA1B2); |
| 293 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_MARGIN_LOW); |
| 294 | g_assert_cmphex(i2c_value, ==, 0xA1B2); |
| 295 | |
| 296 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_TRANSITION_RATE, 0xDEF1); |
| 297 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_TRANSITION_RATE); |
| 298 | g_assert_cmphex(i2c_value, ==, 0xDEF1); |
| 299 | |
| 300 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_DROOP, 0x5678); |
| 301 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_DROOP); |
| 302 | g_assert_cmphex(i2c_value, ==, 0x5678); |
| 303 | |
| 304 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_MIN, 0x1234); |
| 305 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_MIN); |
| 306 | g_assert_cmphex(i2c_value, ==, 0x1234); |
| 307 | |
| 308 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_OV_FAULT_LIMIT, 0x2345); |
| 309 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_OV_FAULT_LIMIT); |
| 310 | g_assert_cmphex(i2c_value, ==, 0x2345); |
| 311 | |
| 312 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_UV_FAULT_LIMIT, 0xFA12); |
| 313 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_UV_FAULT_LIMIT); |
| 314 | g_assert_cmphex(i2c_value, ==, 0xFA12); |
| 315 | |
| 316 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_OT_FAULT_LIMIT, 0xF077); |
| 317 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_OT_FAULT_LIMIT); |
| 318 | g_assert_cmphex(i2c_value, ==, 0xF077); |
| 319 | |
| 320 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_OT_WARN_LIMIT, 0x7137); |
| 321 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_OT_WARN_LIMIT); |
| 322 | g_assert_cmphex(i2c_value, ==, 0x7137); |
| 323 | |
| 324 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VIN_OV_FAULT_LIMIT, 0x3456); |
| 325 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VIN_OV_FAULT_LIMIT); |
| 326 | g_assert_cmphex(i2c_value, ==, 0x3456); |
| 327 | |
| 328 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VIN_UV_FAULT_LIMIT, 0xBADA); |
| 329 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VIN_UV_FAULT_LIMIT); |
| 330 | g_assert_cmphex(i2c_value, ==, 0xBADA); |
| 331 | |
| 332 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_IIN_OC_FAULT_LIMIT, 0xB1B0); |
| 333 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_IIN_OC_FAULT_LIMIT); |
| 334 | g_assert_cmphex(i2c_value, ==, 0xB1B0); |
| 335 | |
| 336 | i2c_set8(i2cdev, PMBUS_OPERATION, 0xA); |
| 337 | i2c_value = i2c_get8(i2cdev, PMBUS_OPERATION); |
| 338 | g_assert_cmphex(i2c_value, ==, 0xA); |
| 339 | |
| 340 | i2c_set8(i2cdev, PMBUS_ON_OFF_CONFIG, 0x42); |
| 341 | i2c_value = i2c_get8(i2cdev, PMBUS_ON_OFF_CONFIG); |
| 342 | g_assert_cmphex(i2c_value, ==, 0x42); |
| 343 | } |
| 344 | |
| 345 | /* test that devices with multiple pages can switch between them */ |
| 346 | static void test_pages_rw(void *obj, void *data, QGuestAllocator *alloc) |
| 347 | { |
| 348 | uint16_t i2c_value; |
| 349 | QI2CDevice *i2cdev = (QI2CDevice *)obj; |
| 350 | |
| 351 | i2c_set8(i2cdev, PMBUS_PAGE, 1); |
| 352 | i2c_value = i2c_get8(i2cdev, PMBUS_PAGE); |
| 353 | g_assert_cmphex(i2c_value, ==, 1); |
| 354 | |
| 355 | i2c_set8(i2cdev, PMBUS_PAGE, 0); |
| 356 | i2c_value = i2c_get8(i2cdev, PMBUS_PAGE); |
| 357 | g_assert_cmphex(i2c_value, ==, 0); |
| 358 | } |
| 359 | |
| 360 | /* test read-only registers */ |
| 361 | static void test_ro_regs(void *obj, void *data, QGuestAllocator *alloc) |
| 362 | { |
| 363 | uint16_t i2c_init_value, i2c_value; |
| 364 | QI2CDevice *i2cdev = (QI2CDevice *)obj; |
| 365 | |
| 366 | i2c_init_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_VIN); |
| 367 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_READ_VIN, 0xBEEF); |
| 368 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_VIN); |
| 369 | g_assert_cmphex(i2c_init_value, ==, i2c_value); |
| 370 | |
| 371 | i2c_init_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_IIN); |
| 372 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_READ_IIN, 0xB00F); |
| 373 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_IIN); |
| 374 | g_assert_cmphex(i2c_init_value, ==, i2c_value); |
| 375 | |
| 376 | i2c_init_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_VOUT); |
| 377 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_READ_VOUT, 0x1234); |
| 378 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_VOUT); |
| 379 | g_assert_cmphex(i2c_init_value, ==, i2c_value); |
| 380 | |
| 381 | i2c_init_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_IOUT); |
| 382 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_READ_IOUT, 0x6547); |
| 383 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_IOUT); |
| 384 | g_assert_cmphex(i2c_init_value, ==, i2c_value); |
| 385 | |
| 386 | i2c_init_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_TEMPERATURE_1); |
| 387 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_READ_TEMPERATURE_1, 0x1597); |
| 388 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_TEMPERATURE_1); |
| 389 | g_assert_cmphex(i2c_init_value, ==, i2c_value); |
| 390 | |
| 391 | i2c_init_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_TEMPERATURE_2); |
| 392 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_READ_TEMPERATURE_2, 0x1897); |
| 393 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_TEMPERATURE_2); |
| 394 | g_assert_cmphex(i2c_init_value, ==, i2c_value); |
| 395 | |
| 396 | i2c_init_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_TEMPERATURE_3); |
| 397 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_READ_TEMPERATURE_3, 0x1007); |
| 398 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_TEMPERATURE_3); |
| 399 | g_assert_cmphex(i2c_init_value, ==, i2c_value); |
| 400 | |
| 401 | i2c_init_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_PIN); |
| 402 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_READ_PIN, 0xDEAD); |
| 403 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_PIN); |
| 404 | g_assert_cmphex(i2c_init_value, ==, i2c_value); |
| 405 | |
| 406 | i2c_init_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_POUT); |
| 407 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_READ_POUT, 0xD00D); |
| 408 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_POUT); |
| 409 | g_assert_cmphex(i2c_init_value, ==, i2c_value); |
| 410 | } |
| 411 | |
| 412 | /* test voltage fault handling */ |
| 413 | static void test_voltage_faults(void *obj, void *data, QGuestAllocator *alloc) |
| 414 | { |
| 415 | uint16_t i2c_value; |
| 416 | uint8_t i2c_byte; |
| 417 | QI2CDevice *i2cdev = (QI2CDevice *)obj; |
| 418 | |
| 419 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_OV_WARN_LIMIT, 5000); |
| 420 | qmp_isl_pmbus_vr_set(TEST_ID, "vout[0]", 5100); |
| 421 | |
| 422 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_STATUS_WORD); |
| 423 | i2c_byte = i2c_get8(i2cdev, PMBUS_STATUS_VOUT); |
| 424 | g_assert_true((i2c_value & PB_STATUS_VOUT) != 0); |
| 425 | g_assert_true((i2c_byte & PB_STATUS_VOUT_OV_WARN) != 0); |
| 426 | |
| 427 | qmp_isl_pmbus_vr_set(TEST_ID, "vout[0]", 4500); |
| 428 | i2c_set8(i2cdev, PMBUS_CLEAR_FAULTS, 0); |
| 429 | i2c_byte = i2c_get8(i2cdev, PMBUS_STATUS_VOUT); |
| 430 | g_assert_true((i2c_byte & PB_STATUS_VOUT_OV_WARN) == 0); |
| 431 | |
| 432 | isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_UV_WARN_LIMIT, 4600); |
| 433 | |
| 434 | i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_STATUS_WORD); |
| 435 | i2c_byte = i2c_get8(i2cdev, PMBUS_STATUS_VOUT); |
| 436 | g_assert_true((i2c_value & PB_STATUS_VOUT) != 0); |
| 437 | g_assert_true((i2c_byte & PB_STATUS_VOUT_UV_WARN) != 0); |
| 438 | |
| 439 | } |
| 440 | |
| 441 | static void isl_pmbus_vr_register_nodes(void) |
| 442 | { |
| 443 | QOSGraphEdgeOptions opts = { |
| 444 | .extra_device_opts = "id=" TEST_ID ",address=0x43" |
| 445 | }; |
| 446 | add_qi2c_address(&opts, &(QI2CAddress) { TEST_ADDR }); |
| 447 | |
| 448 | qos_node_create_driver("isl69260", i2c_device_create); |
| 449 | qos_node_consumes("isl69260", "i2c-bus", &opts); |
| 450 | |
| 451 | qos_add_test("test_defaults", "isl69260", test_defaults, NULL); |
| 452 | qos_add_test("test_tx_rx", "isl69260", test_tx_rx, NULL); |
| 453 | qos_add_test("test_rw_regs", "isl69260", test_rw_regs, NULL); |
| 454 | qos_add_test("test_pages_rw", "isl69260", test_pages_rw, NULL); |
| 455 | qos_add_test("test_ro_regs", "isl69260", test_ro_regs, NULL); |
| 456 | qos_add_test("test_ov_faults", "isl69260", test_voltage_faults, NULL); |
| 457 | |
| 458 | qos_node_create_driver("raa229004", i2c_device_create); |
| 459 | qos_node_consumes("raa229004", "i2c-bus", &opts); |
| 460 | |
| 461 | qos_add_test("test_tx_rx", "raa229004", test_tx_rx, NULL); |
| 462 | qos_add_test("test_rw_regs", "raa229004", test_rw_regs, NULL); |
| 463 | qos_add_test("test_pages_rw", "raa229004", test_pages_rw, NULL); |
| 464 | qos_add_test("test_ov_faults", "raa229004", test_voltage_faults, NULL); |
| 465 | |
| 466 | qos_node_create_driver("raa228000", i2c_device_create); |
| 467 | qos_node_consumes("raa228000", "i2c-bus", &opts); |
| 468 | |
| 469 | qos_add_test("test_defaults", "raa228000", raa228000_test_defaults, NULL); |
| 470 | qos_add_test("test_tx_rx", "raa228000", test_tx_rx, NULL); |
| 471 | qos_add_test("test_rw_regs", "raa228000", test_rw_regs, NULL); |
| 472 | qos_add_test("test_ov_faults", "raa228000", test_voltage_faults, NULL); |
| 473 | } |
| 474 | libqos_init(isl_pmbus_vr_register_nodes); |