mhu/reflow-oven-control-sw
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misc-crc-monitor #55

Merged
mhu merged 4 commits from misc-crc-monitor into dev 2023-05-23 19:07:22 +02:00
Conversation 0 Commits 4 Files Changed 3 +53 -5
3 changed files with 53 additions and 5 deletions
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14
stm-firmware/include/reflow-controller/safety/safety-config.h
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@@ -69,6 +69,7 @@ enum safety_flag {
ERR_FLAG_FLASH_CRC_DATA = (1<<20),
ERR_FLAG_CFG_CRC_MEAS_ADC = (1<<21),
ERR_FLAG_CFG_CRC_SAFETY_ADC = (1<<22),
ERR_FLAG_CFG_CRC_MISC = (1<<23),
};
/**
@@ -87,6 +88,7 @@ enum timing_monitor {
enum crc_monitor {
ERR_CRC_MON_MEAS_ADC = 0,
ERR_CRC_MON_SAFETY_ADC,
ERR_CRC_MON_MISC,
N_ERR_CRC_MON
};
@@ -167,6 +169,12 @@ enum analog_value_monitor {
*/
#define SAFETY_CRC_MON_SAFETY_ADC_PW 0xA8DF2368
/**
* @brief Password for resetting ERR_CRC_MON_MISC
*
*/
#define SAFETY_CRC_MON_MISC_PW 0x9A62E96A
/**
* @brief Default persistence of safety flags. These values are loaded into the safety tables on startup.
*/
@@ -192,7 +200,8 @@ enum analog_value_monitor {
ERR_FLAG_PERSIST_ENTRY(ERR_FLAG_FLASH_CRC_CODE, true), \
ERR_FLAG_PERSIST_ENTRY(ERR_FLAG_FLASH_CRC_DATA, true), \
ERR_FLAG_PERSIST_ENTRY(ERR_FLAG_CFG_CRC_MEAS_ADC, true), \
ERR_FLAG_PERSIST_ENTRY(ERR_FLAG_CFG_CRC_SAFETY_ADC, true)
ERR_FLAG_PERSIST_ENTRY(ERR_FLAG_CFG_CRC_SAFETY_ADC, true), \
ERR_FLAG_PERSIST_ENTRY(ERR_FLAG_CFG_CRC_MISC, true),
/**
* @brief Default config weights of safety flags. These values are loaded into the safety tables on startup.
*/
@@ -218,6 +227,7 @@ enum analog_value_monitor {
ERR_FLAG_WEIGHT_ENTRY(ERR_FLAG_FLASH_CRC_CODE, SAFETY_FLAG_CONFIG_WEIGHT_PANIC), \
ERR_FLAG_WEIGHT_ENTRY(ERR_FLAG_FLASH_CRC_DATA, SAFETY_FLAG_CONFIG_WEIGHT_PANIC), \
ERR_FLAG_WEIGHT_ENTRY(ERR_FLAG_CFG_CRC_MEAS_ADC, SAFETY_FLAG_CONFIG_WEIGHT_PID), \
ERR_FLAG_WEIGHT_ENTRY(ERR_FLAG_CFG_CRC_SAFETY_ADC, SAFETY_FLAG_CONFIG_WEIGHT_PANIC)
ERR_FLAG_WEIGHT_ENTRY(ERR_FLAG_CFG_CRC_SAFETY_ADC, SAFETY_FLAG_CONFIG_WEIGHT_PANIC), \
ERR_FLAG_WEIGHT_ENTRY(ERR_FLAG_CFG_CRC_MISC, SAFETY_FLAG_CONFIG_WEIGHT_PANIC)
#endif /* __SAFETY_CONFIG_H__ */

4
stm-firmware/main.c
View File

@@ -23,6 +23,7 @@
* @brief Main file for firmware
*/
#include "reflow-controller/safety/safety-config.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
@@ -215,6 +216,9 @@ static inline void setup_system(void)
/** - Enable the ADC for PT1000 measurement */
adc_pt1000_setup_meas();
/** - Enable the misc CRC config monitor to supervise clock, systick and flash settings */
(void)safety_controller_set_crc_monitor(ERR_CRC_MON_MISC, SAFETY_CRC_MON_MISC_PW);
}
/**

40
stm-firmware/safety/safety-controller.c
View File

@@ -23,6 +23,7 @@
* @{
*/
#include "stm32/stm32f407xx.h"
#include <reflow-controller/safety/safety-controller.h>
#include <reflow-controller/safety/safety-config.h>
#include <reflow-controller/safety/watchdog.h>
@@ -163,9 +164,15 @@ struct crc_monitor_register {
#define CRC_MON_REGISTER_ENTRY(_addr, _mask, _size) {.reg_addr = &(_addr), .mask = (_mask), .size = (_size)}
/**
* @brief Sentinel Element for crc monitor register list
*
*/
#define CRC_MON_REGISTER_SENTINEL {.reg_addr = NULL, .mask = 0, .size = 0}
struct crc_mon {
/**
* @brief Array of registers to monitor. Terminated by NULL sentinel!
* @brief Array of registers to monitor. Terminated by NULL sentinel @ref CRC_MON_REGISTER_SENTINEL
*/
const struct crc_monitor_register *registers;
const enum crc_monitor monitor;
@@ -204,6 +211,7 @@ static volatile struct error_flag IN_SECTION(.ccm.data) flags[] = {
ERR_FLAG_ENTRY(ERR_FLAG_FLASH_CRC_DATA),
ERR_FLAG_ENTRY(ERR_FLAG_CFG_CRC_MEAS_ADC),
ERR_FLAG_ENTRY(ERR_FLAG_CFG_CRC_SAFETY_ADC),
ERR_FLAG_ENTRY(ERR_FLAG_CFG_CRC_MISC),
};
/**
@@ -291,7 +299,7 @@ static const struct crc_monitor_register meas_adc_crc_regs[] = {
ADC_SQR2_SQ8 | ADC_SQR2_SQ7, 4),
CRC_MON_REGISTER_ENTRY(ADC_PT1000_PERIPH->SQR3, ADC_SQR3_SQ6 | ADC_SQR3_SQ5 | ADC_SQR3_SQ4 |
ADC_SQR3_SQ3 | ADC_SQR3_SQ2 | ADC_SQR3_SQ1, 4),
{NULL, 0, 0}
CRC_MON_REGISTER_SENTINEL
};
static const struct crc_monitor_register safety_adc_crc_regs[] = {
@@ -307,7 +315,23 @@ static const struct crc_monitor_register safety_adc_crc_regs[] = {
ADC_SQR2_SQ8 | ADC_SQR2_SQ7, 4),
CRC_MON_REGISTER_ENTRY(SAFETY_ADC_ADC_PERIPHERAL->SQR3, ADC_SQR3_SQ6 | ADC_SQR3_SQ5 | ADC_SQR3_SQ4 |
ADC_SQR3_SQ3 | ADC_SQR3_SQ2 | ADC_SQR3_SQ1, 4),
{NULL, 0, 0}
CRC_MON_REGISTER_ENTRY(RCC->APB2ENR, SAFETY_ADC_ADC_RCC_MASK, 4),
CRC_MON_REGISTER_SENTINEL
};
static const struct crc_monitor_register misc_config_crc_regs[] = {
/* Check clock tree settings */
CRC_MON_REGISTER_ENTRY(RCC->CR, RCC_CR_PLLON | RCC_CR_HSEON | RCC_CR_PLLI2SON | RCC_CR_HSION, 4),
CRC_MON_REGISTER_ENTRY(RCC->CFGR, RCC_CFGR_SWS | RCC_CFGR_HPRE | RCC_CFGR_PPRE1 | RCC_CFGR_PPRE2, 4),
CRC_MON_REGISTER_ENTRY(RCC->PLLCFGR, RCC_PLLCFGR_PLLM | RCC_PLLCFGR_PLLQ | RCC_PLLCFGR_PLLSRC | RCC_PLLCFGR_PLLP | RCC_PLLCFGR_PLLN | RCC_PLLCFGR_PLLM , 4),
/* Check Flash settings */
CRC_MON_REGISTER_ENTRY(FLASH->ACR, FLASH_ACR_LATENCY | FLASH_ACR_DCEN | FLASH_ACR_ICEN | FLASH_ACR_PRFTEN, 4),
/* Check vector table offset */
CRC_MON_REGISTER_ENTRY(SCB->VTOR, 0xFFFFFFFF, 4),
/* Check system tick configuration */
CRC_MON_REGISTER_ENTRY(SysTick->CTRL, SysTick_CTRL_CLKSOURCE_Msk | SysTick_CTRL_TICKINT_Msk | SysTick_CTRL_ENABLE_Msk, 4),
CRC_MON_REGISTER_ENTRY(SysTick->LOAD, 0xFFFFFFFF, 4),
CRC_MON_REGISTER_SENTINEL
};
static struct crc_mon IN_SECTION(.ccm.data) crc_monitors[] = {
@@ -331,6 +355,16 @@ static struct crc_mon IN_SECTION(.ccm.data) crc_monitors[] = {
.last_crc = 0UL,
.active = false,
},
{
.registers = misc_config_crc_regs,
.monitor = ERR_CRC_MON_MISC,
.pw = SAFETY_CRC_MON_MISC_PW,
.flag_to_set = ERR_FLAG_CFG_CRC_MISC,
.expected_crc = 0UL,
.expected_crc_inv = ~0UL,
.last_crc = 0UL,
.active = false,
}
};
/**