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get system loop working

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macphyter 2024-02-11 01:14:52 -07:00 committed by Georges Palauqui
parent b4b02f8056
commit 51a1535bff
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GPG Key ID: 1E45F544CE4D04A5
4 changed files with 25 additions and 45 deletions
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50
main/TPS546.c
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@ -310,20 +310,20 @@ static uint16_t float_2_slinear11(float value)
* stored in twos-complement
* The mantissa occupies the full 16-bits of the value
*/
static int ulinear16_2_float(uint16_t value)
static float ulinear16_2_float(uint16_t value)
{
uint8_t voutmode;
int exponent;
float result;
smb_read_byte(PMBUS_VOUT_MODE, &voutmode);
if (voutmode & 0x10) {
// exponent is negative
exponent = -1 * ((~voutmode & 0x1F) + 1);
} else {
exponent = (voutmode & 0x1F);
}
result = (value * powf(2.0, exponent));
return result;
}
@ -382,9 +382,9 @@ int TPS546_init(void)
}
/* Make sure power is turned off until commanded */
ESP_LOGI(TAG, "Verifying power config");
u8_value = ON_OFF_CONFIG_CMD | ON_OFF_CONFIG_PU | ON_OFF_CONFIG_CP |
ON_OFF_CONFIG_POLARITY | ON_OFF_CONFIG_DELAY;
ESP_LOGI(TAG, "Power config-ON_OFF_CONFIG: %02x", u8_value);
smb_write_byte(PMBUS_ON_OFF_CONFIG, u8_value);
/* Read version number and see if it matches */
@ -412,21 +412,10 @@ int TPS546_init(void)
ESP_LOGI(TAG, "-----------VOLTAGE/CURRENT---------------------");
/* Get voltage input (SLINEAR11) */
//smb_read_word(PMBUS_READ_VIN, &u16_value);
//vin = slinear11_2_float(u16_value);
//ESP_LOGI(TAG, "Vin measured: %2.3f V", vin);
TPS546_get_vin();
/* Get output current (SLINEAR11) */
//smb_read_word(PMBUS_READ_IOUT, &u16_value);
//iout = slinear11_2_float(u16_value);
//ESP_LOGI(TAG, "Iout measured: %2.3f A", iout);
TPS546_get_iout();
/* Get voltage output (ULINEAR16) */
//smb_read_word(PMBUS_READ_VOUT, &u16_value);
//vout = ulinear16_2_float(u16_value);
//ESP_LOGI(TAG, "Vout measured: %2.3f V", vout);
TPS546_get_vout();
ESP_LOGI(TAG, "-----------TIMING---------------------");
@ -583,10 +572,8 @@ int TPS546_get_frequency(void)
int freq;
smb_read_word(PMBUS_FREQUENCY_SWITCH, &value);
ESP_LOGI(TAG, "Read Freq: %04x", value);
freq = slinear11_2_int(value);
ESP_LOGI(TAG, "Frequency: %d", freq);
return (int)freq;
}
@ -597,16 +584,12 @@ void TPS546_set_frequency(int newfreq)
ESP_LOGI(TAG, "Writing new frequency: %d", newfreq);
value = int_2_slinear11(newfreq);
//value = 0xC999;
ESP_LOGI(TAG, "New value: 0x%04x", value);
//smb_write_word(PMBUS_FREQUENCY_SWITCH, value);
//ESP_LOGI(TAG, "New value: 0x%04x", value);
smb_write_word(PMBUS_FREQUENCY_SWITCH, value);
ESP_LOGI(TAG, "Checking conversion...");
freq = slinear11_2_int(value);
ESP_LOGI(TAG, "Converted value: %d", freq);
//ESP_LOGI(TAG, "Frequency: %d", (int)freq);
//return (int)freq;
//ESP_LOGI(TAG, "Checking conversion...");
//freq = slinear11_2_int(value);
//ESP_LOGI(TAG, "Converted value: %d", freq);
}
int TPS546_get_temperature(void)
@ -627,7 +610,7 @@ float TPS546_get_vin(void)
/* Get voltage input (ULINEAR16) */
smb_read_word(PMBUS_READ_VIN, &u16_value);
vin = slinear11_2_float(u16_value);
ESP_LOGI(TAG, "Got Vin: %2.3f V", vin);
//ESP_LOGI(TAG, "Got Vin: %2.3f V", vin);
return vin;
}
@ -639,7 +622,7 @@ float TPS546_get_iout(void)
/* Get current output (SLINEAR11) */
smb_read_word(PMBUS_READ_IOUT, &u16_value);
iout = slinear11_2_float(u16_value);
ESP_LOGI(TAG, "Got Iout: %2.3f V", iout);
//ESP_LOGI(TAG, "Got Iout: %2.3f V", iout);
return iout;
}
@ -651,7 +634,7 @@ float TPS546_get_vout(void)
/* Get voltage output (ULINEAR16) */
smb_read_word(PMBUS_READ_VOUT, &u16_value);
vout = ulinear16_2_float(u16_value);
ESP_LOGI(TAG, "Got Vout: %2.3f V", vout);
//ESP_LOGI(TAG, "Got Vout: %2.3f V", vout);
return vout;
}
@ -665,19 +648,20 @@ float TPS546_get_vout(void)
void TPS546_set_vout(int millivolts)
{
uint16_t value;
float volts = millivolts / 1000;
if (millivolts == 0) {
if (volts == 0) {
/* turn off output */
smb_write_byte(PMBUS_OPERATION, OPERATION_OFF);
} else {
/* make sure we're in range */
if ((millivolts < TPS546_INIT_VOUT_MIN) || (millivolts > TPS546_INIT_VOUT_MAX)) {
ESP_LOGI(TAG, "ERR- Voltage requested is out of range");
if ((volts < TPS546_INIT_VOUT_MIN) || (volts > TPS546_INIT_VOUT_MAX)) {
ESP_LOGI(TAG, "ERR- Voltage requested (%f) is out of range", volts);
} else {
/* set the output voltage */
value = float_2_ulinear16((float)(millivolts / 1000));
value = float_2_ulinear16(volts);
smb_write_word(PMBUS_VOUT_COMMAND, value);
ESP_LOGI(TAG, "Vout changed to %d mV", millivolts);
ESP_LOGI(TAG, "Vout changed to %f mV", volts);
/* turn on output */
smb_write_byte(PMBUS_OPERATION, OPERATION_ON);

3
main/main.c
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@ -160,9 +160,10 @@ void app_main(void)
xTaskCreate(USER_INPUT_task, "user input", 8192, (void *) &GLOBAL_STATE, 5, NULL);
if (strcmp(GLOBAL_STATE.board_version, "302") == 0) {
if (GLOBAL_STATE.board_version == 302) {
// this is a HEX board
ESP_LOGI(TAG, "Starting HEX power management");
vTaskDelay(2000 / portTICK_PERIOD_MS);
xTaskCreate(POWER_MANAGEMENT_HEX_task, "power mangement", 8192, (void *) &GLOBAL_STATE, 10, NULL);
} else {
// this is NOT a HEX board

2
main/system.c
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@ -496,12 +496,14 @@ void SYSTEM_task(void * pvParameters)
vTaskDelay(5000 / portTICK_PERIOD_MS);
}
ESP_LOGI(TAG, "Show the connection screen...");
// show the connection screen
while (!module->startup_done) {
_update_connection(GLOBAL_STATE);
vTaskDelay(1000 / portTICK_PERIOD_MS);
}
ESP_LOGI(TAG, "Entering System Loop...");
while (1) {
// Automatically cycle through screens
for (int screen = 0; screen < 3; screen++) {

15
main/tasks/power_management_task.c
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@ -258,12 +258,6 @@ void POWER_MANAGEMENT_HEX_task(void * pvParameters)
power_management->frequency_multiplier = 1;
char * board_version = nvs_config_get_string(NVS_CONFIG_BOARD_VERSION, "unknown");
power_management->HAS_POWER_EN =
(strcmp(board_version, "202") == 1 || strcmp(board_version, "203") == 1 || strcmp(board_version, "204") == 1);
power_management->HAS_PLUG_SENSE = strcmp(board_version, "204") == 1;
free(board_version);
int last_frequency_increase = 0;
uint16_t frequency_target = nvs_config_get_u16(NVS_CONFIG_ASIC_FREQ, CONFIG_ASIC_FREQUENCY);
@ -271,6 +265,7 @@ void POWER_MANAGEMENT_HEX_task(void * pvParameters)
uint16_t auto_fan_speed = nvs_config_get_u16(NVS_CONFIG_AUTO_FAN_SPEED, 1);
// turn on ASIC core voltage (three domains in series)
ESP_LOGI(TAG, "---TURNING ON VCORE---");
TPS546_set_vout(3600);
vTaskDelay(3000 / portTICK_PERIOD_MS);
@ -292,7 +287,7 @@ void POWER_MANAGEMENT_HEX_task(void * pvParameters)
// get regulator internal temperature
power_management->chip_temp = (float)TPS546_get_temperature();
ESP_LOGI(TAG, "TPS546 Temp: %f", power_management->chip_temp);
ESP_LOGI(TAG, "TPS546 Temp: %2f", power_management->chip_temp);
// TODO figure out best way to detect overheating on the Hex
if (power_management->chip_temp > TPS546_THROTTLE_TEMP &&
@ -316,11 +311,9 @@ void POWER_MANAGEMENT_HEX_task(void * pvParameters)
// EMC2101_set_fan_speed((float) nvs_config_get_u16(NVS_CONFIG_FAN_SPEED, 100) / 100);
//}
ESP_LOGI(TAG, "TPS546 VIN: %f, VOUT: %f, IOUT: %f", TPS546_get_vin(), TPS546_get_vout(), TPS546_get_iout());
ESP_LOGI(TAG, "VIN: %f, VOUT: %f, IOUT: %f", TPS546_get_vin(), TPS546_get_vout(), TPS546_get_iout());
ESP_LOGI(TAG, "Regulator power: %f mW", power_management->power);
//ESP_LOGI(TAG, "Frequency target %f, Freq %f", target_frequency, power_management->frequency_value);
ESP_LOGI(TAG, "Frequency %d", TPS546_get_frequency());
ESP_LOGI(TAG, "TPS546 Frequency %d", TPS546_get_frequency());
vTaskDelay(POLL_RATE / portTICK_PERIOD_MS);
}