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mikmod
game-and-watch-retro-go/Core/Src/main.c
Konrad Beckmann 022aff3538 Integrate mikmod
2021-08-02 02:19:49 +02:00

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/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file : main.c
* @brief : Main program body
******************************************************************************
* @attention
*
* <h2><center>&copy; Copyright (c) 2020 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under BSD 3-Clause license,
* the "License"; You may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
* opensource.org/licenses/BSD-3-Clause
*
******************************************************************************
*/
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "main.h"
/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
#include "stm32h7xx_hal.h"
#include "gw_buttons.h"
#include "gw_flash.h"
#include "gw_lcd.h"
#include "gw_linker.h"
#include "githash.h"
#include "flashapp.h"
#include "odroid_colors.h"
#include "odroid_system.h"
#include "odroid_overlay.h"
#include "bq24072.h"
#include <string.h>
#include <assert.h>
#include <stdio.h>
/* USER CODE END Includes */
/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */
/* USER CODE END PTD */
/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */
/* USER CODE END PD */
/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */
/* USER CODE END PM */
/* Private variables ---------------------------------------------------------*/
ADC_HandleTypeDef hadc1;
DAC_HandleTypeDef hdac1;
DAC_HandleTypeDef hdac2;
LTDC_HandleTypeDef hltdc;
OSPI_HandleTypeDef hospi1;
RTC_HandleTypeDef hrtc;
SAI_HandleTypeDef hsai_BlockA1;
DMA_HandleTypeDef hdma_sai1_a;
SPI_HandleTypeDef hspi2;
TIM_HandleTypeDef htim1;
WWDG_HandleTypeDef hwwdg1;
/* USER CODE BEGIN PV */
#define BOOT_MODE_APP 0
#define BOOT_MODE_FLASHAPP 1
char logbuf[1024 * 4] PERSISTENT __attribute__((aligned(4)));
uint32_t log_idx PERSISTENT;
PERSISTENT volatile uint32_t boot_magic;
uint32_t boot_buttons;
uint32_t uptime_s;
static bool wdog_enabled;
/* USER CODE END PV */
/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
static void MPU_Config(void);
static void MX_GPIO_Init(void);
static void MX_DMA_Init(void);
static void MX_LTDC_Init(void);
static void MX_SPI2_Init(void);
static void MX_OCTOSPI1_Init(void);
static void MX_SAI1_Init(void);
static void MX_RTC_Init(void);
static void MX_DAC1_Init(void);
static void MX_DAC2_Init(void);
static void MX_WWDG1_Init(void);
static void MX_ADC1_Init(void);
static void MX_TIM1_Init(void);
static void MX_NVIC_Init(void);
/* USER CODE BEGIN PFP */
void app_main(void);
/* USER CODE END PFP */
/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */
const char *fault_list[] = {
[BSOD_ABORT] = "Assert",
[BSOD_HARDFAULT] = "Hardfault",
[BSOD_MEMFAULT] = "Memfault",
[BSOD_BUSFAULT] = "Busfault",
[BSOD_USAGEFAULT] = "Usagefault",
[BSOD_WATCHDOG] = "Watchdog",
[BSOD_OTHER] = "Other",
};
__attribute__((optimize("-O0"))) void BSOD(BSOD_t fault, void *pc, void *lr)
{
char msg[256];
size_t i = 0;
char *start;
char *end;
char *line;
int y = 2*8;
__disable_irq();
snprintf(msg, sizeof(msg), "FATAL EXCEPTION: %s %s\nPC=%p LR=%p\n", fault_list[fault], GIT_HASH, pc, lr);
lcd_sync();
lcd_reset_active_buffer();
odroid_overlay_draw_text(0, 0, GW_LCD_WIDTH, msg, C_RED, C_BLUE);
// Print each line from the log in reverse
end = &logbuf[strnlen(logbuf, sizeof(logbuf)) - 1];
while (y < GW_LCD_HEIGHT) {
// Max 28 lines
if (i++ >= 28) {
break;
}
// Find the last line start not beyond end (inefficient but simple solution)
start = logbuf;
while (start < end) {
line = start;
start = strnstr(start, "\n", end - start);
if (start == NULL) {
break;
} else {
// Move past \n
start += 1;
}
}
// Terminate the previous line
end[0] = '\x00';
end = line;
y += odroid_overlay_draw_text(0, y, GW_LCD_WIDTH, line, C_WHITE, C_BLUE);
if (line == logbuf) {
// No more lines to print
break;
}
}
// Wait for a button press (allows a user to hold and release a button when the BSOD occurs)
uint32_t old_buttons = buttons_get();
while ((buttons_get() == 0 || (buttons_get() == old_buttons))) {
wdog_refresh();
}
// Encode the fault type in the boot magic
boot_magic = BOOT_MAGIC_BSOD | (fault & 0xffff);
HAL_NVIC_SystemReset();
// Does not return
while (1) {
__NOP();
}
}
// Used by assert()
void abort(void)
{
BSOD(BSOD_ABORT, 0, 0);
}
#if 1
int _write(int file, char *ptr, int len)
{
if (log_idx + len + 1 > sizeof(logbuf)) {
log_idx = 0;
}
memcpy(&logbuf[log_idx], ptr, len);
log_idx += len;
logbuf[log_idx + 1] = '\0';
return len;
}
#endif
void store_erase(const uint8_t *flash_ptr, uint32_t size)
{
// Only allow pointers in the SAVEFLASH allocated area
assert(
((flash_ptr >= &__SAVEFLASH_START__) && ((flash_ptr + size) <= &__SAVEFLASH_END__)) ||
((flash_ptr >= &__configflash_start__) && ((flash_ptr + size) <= &__configflash_end__))
);
// Convert mem mapped pointer to flash address
uint32_t save_address = flash_ptr - &__EXTFLASH_START__;
// Only allow 4kB aligned pointers
assert((save_address & (4*1024 - 1)) == 0);
// Round size up to nearest 4K
if ((size & 0xfff) != 0) {
size += 0x1000 - (size & 0xfff);
}
OSPI_DisableMemoryMappedMode();
OSPI_EraseSync(save_address, size);
OSPI_EnableMemoryMappedMode();
}
void store_save(const uint8_t *flash_ptr, const uint8_t *data, size_t size)
{
// Temporary solution to make things work with flash with 256K erase pages
#ifdef DISABLE_STORE
return;
#endif
// Convert mem mapped pointer to flash address
uint32_t save_address = flash_ptr - &__EXTFLASH_START__;
// Only allow 4kB aligned pointers
assert((save_address & (4*1024 - 1)) == 0);
int diff = memcmp((void*)flash_ptr, data, size);
if (diff == 0) {
return;
}
store_erase(flash_ptr, size);
OSPI_DisableMemoryMappedMode();
OSPI_Program(save_address, data, size);
OSPI_EnableMemoryMappedMode();
}
void boot_magic_set(uint32_t magic)
{
boot_magic = magic;
}
void uptime_inc(void)
{
uptime_s++;
}
uint32_t uptime_get(void)
{
return uptime_s;
}
void GW_EnterDeepSleep(void)
{
// Stop SAI DMA (audio)
HAL_SAI_DMAStop(&hsai_BlockA1);
// Enable wakup by PIN1, the power button
HAL_PWR_EnableWakeUpPin(PWR_WAKEUP_PIN1_LOW);
lcd_backlight_off();
// Deinit the LCD, save power.
lcd_deinit(&hspi2);
// Leave a trace in RAM that we entered standby mode
boot_magic = BOOT_MAGIC_STANDBY;
// Delay 500ms to give us a chance to attach a debugger in case
// we end up in a suspend-loop.
for (int i = 0; i < 10; i++) {
wdog_refresh();
HAL_Delay(50);
}
HAL_PWR_EnterSTANDBYMode();
// Execution stops here, this function will not return
while(1) {
// If we for some reason survive until here, let's just reboot
HAL_NVIC_SystemReset();
}
}
// Returns buttons that were pressed at boot
uint32_t GW_GetBootButtons(void)
{
return boot_buttons;
}
// Workaround for being able to run with -D_FORTIFY_SOURCE=1
static void memcpy_no_check(uint32_t *dst, uint32_t *src, size_t len)
{
assert((len & 0b11) == 0);
uint32_t *end = dst + len / 4;
while (dst != end) {
*(dst++) = *(src++);
}
}
void wdog_enable()
{
MX_WWDG1_Init();
wdog_enabled = true;
}
void wdog_refresh()
{
if (wdog_enabled) {
HAL_WWDG_Refresh(&hwwdg1);
}
}
/* USER CODE END 0 */
/**
* @brief The application entry point.
* @retval int
*/
int main(void)
{
/* USER CODE BEGIN 1 */
uint8_t trigger_wdt_bsod = 0;
uint8_t boot_mode = BOOT_MODE_APP;
for(int i = 0; i < 1000000; i++) {
__NOP();
}
// Nullpointer redzone
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wnonnull"
memset(0x0, '\x41', (size_t)&__NULLPTR_LENGTH__);
#pragma GCC diagnostic pop
// Don't reset the logbuf when rebooting from a watchdog reset
if (boot_magic != BOOT_MAGIC_WATCHDOG) {
log_idx = 0;
logbuf[0] = '\0';
}
switch (boot_magic) {
case BOOT_MAGIC_STANDBY:
printf("Boot from standby.\nboot_magic=0x%08lx\n", boot_magic);
break;
case BOOT_MAGIC_RESET:
printf("Boot from warm reset.\nboot_magic=0x%08lx\n", boot_magic);
break;
case BOOT_MAGIC_WATCHDOG:
printf("Boot from watchdog reset!\nboot_magic=0x%08lx\n", boot_magic);
trigger_wdt_bsod = 1;
break;
case BOOT_MAGIC_FLASHAPP:
boot_mode = BOOT_MODE_FLASHAPP;
break;
default:
if ((boot_magic & BOOT_MAGIC_BSOD_MASK) == BOOT_MAGIC_BSOD) {
uint16_t fault_idx = boot_magic & 0xffff;
const char *fault = (fault_idx < BSOD_COUNT) ? fault_list[fault_idx] : "UNKOWN";
printf("Boot from BSOD:\nboot_magic=0x%08lx %s\n", boot_magic, fault);
} else {
printf("Boot from brownout?\nboot_magic=0x%08lx\n", boot_magic);
}
break;
}
// Leave a trace that indicates a warm reset
boot_magic = BOOT_MAGIC_RESET;
// Reset the log write pointer
log_idx = 0;
/* USER CODE END 1 */
/* MPU Configuration--------------------------------------------------------*/
MPU_Config();
/* MCU Configuration--------------------------------------------------------*/
/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
HAL_Init();
/* USER CODE BEGIN Init */
// Power pin as Input
HAL_PWR_DisableWakeUpPin(PWR_WAKEUP_PIN1_LOW);
/* USER CODE END Init */
/* Configure the system clock */
SystemClock_Config();
/* USER CODE BEGIN SysInit */
/* USER CODE END SysInit */
/* Initialize all configured peripherals */
MX_GPIO_Init();
MX_DMA_Init();
MX_LTDC_Init();
MX_SPI2_Init();
MX_OCTOSPI1_Init();
MX_SAI1_Init();
MX_RTC_Init();
MX_DAC1_Init();
MX_DAC2_Init();
MX_ADC1_Init();
MX_TIM1_Init();
/* Initialize interrupts */
MX_NVIC_Init();
/* USER CODE BEGIN 2 */
// Save the button states as early as possible
boot_buttons = buttons_get();
// Keep this
for (int i = 0; i < 10; i++) {
wdog_refresh();
HAL_Delay(50);
}
lcd_init(&hspi2, &hltdc);
if (trigger_wdt_bsod) {
BSOD(BSOD_WATCHDOG, 0, 0);
}
/* USER CODE END 2 */
/* Infinite loop */
/* USER CODE BEGIN WHILE */
SCB_EnableICache();
SCB_EnableDCache();
// Initialize the external flash
OSPI_Init(&hospi1);
// Copy instructions and data from extflash to axiram
void *copy_areas[3];
copy_areas[0] = &_siramdata; // 0x90000000
copy_areas[1] = &__ram_exec_start__; // 0x24000000
copy_areas[2] = &__ram_exec_end__; // 0x24000000 + length
memcpy_no_check(copy_areas[1], copy_areas[0], copy_areas[2] - copy_areas[1]);
// Copy ITCRAM HOT section
static uint32_t copy_areas2[4] __attribute__((used));
copy_areas2[0] = (uint32_t) &_sitcram_hot;
copy_areas2[1] = (uint32_t) &__itcram_hot_start__;
copy_areas2[2] = (uint32_t) &__itcram_hot_end__;
copy_areas2[3] = copy_areas2[2] - copy_areas2[1];
memcpy_no_check((uint32_t *) copy_areas2[1], (uint32_t *) copy_areas2[0], copy_areas2[3]);
odroid_system_init(0, 32000);
// Sanity check, sometimes this is triggered
uint32_t add = 0x90000000;
uint32_t* ptr = (uint32_t*)add;
if(*ptr == 0x88888888) {
Error_Handler();
}
bq24072_init();
switch (boot_mode) {
case BOOT_MODE_APP:
// wdog_enable();
// Launch the emulator
app_main();
break;
case BOOT_MODE_FLASHAPP:
flashapp_main();
break;
default:
break;
}
while (1)
{
/* USER CODE END WHILE */
/* USER CODE BEGIN 3 */
}
/* USER CODE END 3 */
}
/**
* @brief System Clock Configuration
* @retval None
*/
void SystemClock_Config(void)
{
RCC_OscInitTypeDef RCC_OscInitStruct = {0};
RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};
/** Supply configuration update enable
*/
HAL_PWREx_ConfigSupply(PWR_LDO_SUPPLY);
/** Configure the main internal regulator output voltage
*/
__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE0);
while(!__HAL_PWR_GET_FLAG(PWR_FLAG_VOSRDY)) {}
/** Macro to configure the PLL clock source
*/
__HAL_RCC_PLL_PLLSOURCE_CONFIG(RCC_PLLSOURCE_HSI);
/** Initializes the RCC Oscillators according to the specified parameters
* in the RCC_OscInitTypeDef structure.
*/
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI|RCC_OSCILLATORTYPE_LSI;
RCC_OscInitStruct.HSIState = RCC_HSI_DIV1;
RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
RCC_OscInitStruct.LSIState = RCC_LSI_ON;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
RCC_OscInitStruct.PLL.PLLM = 16;
RCC_OscInitStruct.PLL.PLLN = 140;
RCC_OscInitStruct.PLL.PLLP = 2;
RCC_OscInitStruct.PLL.PLLQ = 2;
RCC_OscInitStruct.PLL.PLLR = 2;
RCC_OscInitStruct.PLL.PLLRGE = RCC_PLL1VCIRANGE_2;
RCC_OscInitStruct.PLL.PLLVCOSEL = RCC_PLL1VCOWIDE;
RCC_OscInitStruct.PLL.PLLFRACN = 0;
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
{
Error_Handler();
}
/** Initializes the CPU, AHB and APB buses clocks
*/
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2
|RCC_CLOCKTYPE_D3PCLK1|RCC_CLOCKTYPE_D1PCLK1;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
RCC_ClkInitStruct.SYSCLKDivider = RCC_SYSCLK_DIV1;
RCC_ClkInitStruct.AHBCLKDivider = RCC_HCLK_DIV1;
RCC_ClkInitStruct.APB3CLKDivider = RCC_APB3_DIV2;
RCC_ClkInitStruct.APB1CLKDivider = RCC_APB1_DIV2;
RCC_ClkInitStruct.APB2CLKDivider = RCC_APB2_DIV2;
RCC_ClkInitStruct.APB4CLKDivider = RCC_APB4_DIV2;
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_7) != HAL_OK)
{
Error_Handler();
}
PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_RTC|RCC_PERIPHCLK_LTDC
|RCC_PERIPHCLK_SPI2|RCC_PERIPHCLK_SAI1
|RCC_PERIPHCLK_ADC|RCC_PERIPHCLK_OSPI
|RCC_PERIPHCLK_CKPER;
PeriphClkInitStruct.PLL2.PLL2M = 25;
PeriphClkInitStruct.PLL2.PLL2N = 192;
PeriphClkInitStruct.PLL2.PLL2P = 5;
PeriphClkInitStruct.PLL2.PLL2Q = 2;
PeriphClkInitStruct.PLL2.PLL2R = 5;
PeriphClkInitStruct.PLL2.PLL2RGE = RCC_PLL2VCIRANGE_1;
PeriphClkInitStruct.PLL2.PLL2VCOSEL = RCC_PLL2VCOWIDE;
PeriphClkInitStruct.PLL2.PLL2FRACN = 0;
PeriphClkInitStruct.PLL3.PLL3M = 4;
PeriphClkInitStruct.PLL3.PLL3N = 9;
PeriphClkInitStruct.PLL3.PLL3P = 2;
PeriphClkInitStruct.PLL3.PLL3Q = 2;
PeriphClkInitStruct.PLL3.PLL3R = 24;
PeriphClkInitStruct.PLL3.PLL3RGE = RCC_PLL3VCIRANGE_3;
PeriphClkInitStruct.PLL3.PLL3VCOSEL = RCC_PLL3VCOWIDE;
PeriphClkInitStruct.PLL3.PLL3FRACN = 0;
PeriphClkInitStruct.OspiClockSelection = RCC_OSPICLKSOURCE_CLKP;
PeriphClkInitStruct.CkperClockSelection = RCC_CLKPSOURCE_HSI;
PeriphClkInitStruct.Sai1ClockSelection = RCC_SAI1CLKSOURCE_PLL2;
PeriphClkInitStruct.Spi123ClockSelection = RCC_SPI123CLKSOURCE_CLKP;
PeriphClkInitStruct.AdcClockSelection = RCC_ADCCLKSOURCE_PLL2;
PeriphClkInitStruct.RTCClockSelection = RCC_RTCCLKSOURCE_LSI;
PeriphClkInitStruct.TIMPresSelection = RCC_TIMPRES_ACTIVATED;
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
{
Error_Handler();
}
}
/**
* @brief NVIC Configuration.
* @retval None
*/
static void MX_NVIC_Init(void)
{
/* OCTOSPI1_IRQn interrupt configuration */
HAL_NVIC_SetPriority(OCTOSPI1_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(OCTOSPI1_IRQn);
}
/**
* @brief ADC1 Initialization Function
* @param None
* @retval None
*/
static void MX_ADC1_Init(void)
{
/* USER CODE BEGIN ADC1_Init 0 */
/* USER CODE END ADC1_Init 0 */
ADC_MultiModeTypeDef multimode = {0};
ADC_ChannelConfTypeDef sConfig = {0};
/* USER CODE BEGIN ADC1_Init 1 */
/* USER CODE END ADC1_Init 1 */
/** Common config
*/
hadc1.Instance = ADC1;
hadc1.Init.ClockPrescaler = ADC_CLOCK_ASYNC_DIV1;
hadc1.Init.Resolution = ADC_RESOLUTION_16B;
hadc1.Init.ScanConvMode = ADC_SCAN_DISABLE;
hadc1.Init.EOCSelection = ADC_EOC_SINGLE_CONV;
hadc1.Init.LowPowerAutoWait = DISABLE;
hadc1.Init.ContinuousConvMode = DISABLE;
hadc1.Init.NbrOfConversion = 1;
hadc1.Init.DiscontinuousConvMode = DISABLE;
hadc1.Init.ExternalTrigConv = ADC_SOFTWARE_START;
hadc1.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_NONE;
hadc1.Init.ConversionDataManagement = ADC_CONVERSIONDATA_DR;
hadc1.Init.Overrun = ADC_OVR_DATA_PRESERVED;
hadc1.Init.LeftBitShift = ADC_LEFTBITSHIFT_NONE;
hadc1.Init.OversamplingMode = DISABLE;
if (HAL_ADC_Init(&hadc1) != HAL_OK)
{
Error_Handler();
}
/** Configure the ADC multi-mode
*/
multimode.Mode = ADC_MODE_INDEPENDENT;
if (HAL_ADCEx_MultiModeConfigChannel(&hadc1, &multimode) != HAL_OK)
{
Error_Handler();
}
/** Configure Regular Channel
*/
sConfig.Channel = ADC_CHANNEL_4;
sConfig.Rank = ADC_REGULAR_RANK_1;
sConfig.SamplingTime = ADC_SAMPLETIME_1CYCLE_5;
sConfig.SingleDiff = ADC_SINGLE_ENDED;
sConfig.OffsetNumber = ADC_OFFSET_NONE;
sConfig.Offset = 0;
sConfig.OffsetSignedSaturation = DISABLE;
if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN ADC1_Init 2 */
/* USER CODE END ADC1_Init 2 */
}
/**
* @brief DAC1 Initialization Function
* @param None
* @retval None
*/
static void MX_DAC1_Init(void)
{
/* USER CODE BEGIN DAC1_Init 0 */
/* USER CODE END DAC1_Init 0 */
DAC_ChannelConfTypeDef sConfig = {0};
/* USER CODE BEGIN DAC1_Init 1 */
/* USER CODE END DAC1_Init 1 */
/** DAC Initialization
*/
hdac1.Instance = DAC1;
if (HAL_DAC_Init(&hdac1) != HAL_OK)
{
Error_Handler();
}
/** DAC channel OUT1 config
*/
sConfig.DAC_SampleAndHold = DAC_SAMPLEANDHOLD_DISABLE;
sConfig.DAC_Trigger = DAC_TRIGGER_NONE;
sConfig.DAC_OutputBuffer = DAC_OUTPUTBUFFER_ENABLE;
sConfig.DAC_ConnectOnChipPeripheral = DAC_CHIPCONNECT_DISABLE;
sConfig.DAC_UserTrimming = DAC_TRIMMING_FACTORY;
if (HAL_DAC_ConfigChannel(&hdac1, &sConfig, DAC_CHANNEL_1) != HAL_OK)
{
Error_Handler();
}
/** DAC channel OUT2 config
*/
sConfig.DAC_ConnectOnChipPeripheral = DAC_SAMPLEANDHOLD_DISABLE;
if (HAL_DAC_ConfigChannel(&hdac1, &sConfig, DAC_CHANNEL_2) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN DAC1_Init 2 */
/* USER CODE END DAC1_Init 2 */
}
/**
* @brief DAC2 Initialization Function
* @param None
* @retval None
*/
static void MX_DAC2_Init(void)
{
/* USER CODE BEGIN DAC2_Init 0 */
/* USER CODE END DAC2_Init 0 */
DAC_ChannelConfTypeDef sConfig = {0};
/* USER CODE BEGIN DAC2_Init 1 */
/* USER CODE END DAC2_Init 1 */
/** DAC Initialization
*/
hdac2.Instance = DAC2;
if (HAL_DAC_Init(&hdac2) != HAL_OK)
{
Error_Handler();
}
/** DAC channel OUT1 config
*/
sConfig.DAC_SampleAndHold = DAC_SAMPLEANDHOLD_DISABLE;
sConfig.DAC_Trigger = DAC_TRIGGER_NONE;
sConfig.DAC_OutputBuffer = DAC_OUTPUTBUFFER_ENABLE;
sConfig.DAC_ConnectOnChipPeripheral = DAC_CHIPCONNECT_DISABLE;
sConfig.DAC_UserTrimming = DAC_TRIMMING_FACTORY;
if (HAL_DAC_ConfigChannel(&hdac2, &sConfig, DAC_CHANNEL_1) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN DAC2_Init 2 */
/* USER CODE END DAC2_Init 2 */
}
/**
* @brief LTDC Initialization Function
* @param None
* @retval None
*/
static void MX_LTDC_Init(void)
{
/* USER CODE BEGIN LTDC_Init 0 */
/* USER CODE END LTDC_Init 0 */
LTDC_LayerCfgTypeDef pLayerCfg = {0};
/* USER CODE BEGIN LTDC_Init 1 */
/* USER CODE END LTDC_Init 1 */
hltdc.Instance = LTDC;
hltdc.Init.HSPolarity = LTDC_HSPOLARITY_AL;
hltdc.Init.VSPolarity = LTDC_VSPOLARITY_AL;
hltdc.Init.DEPolarity = LTDC_DEPOLARITY_AL;
hltdc.Init.PCPolarity = LTDC_PCPOLARITY_IIPC;
hltdc.Init.HorizontalSync = 9;
hltdc.Init.VerticalSync = 1;
hltdc.Init.AccumulatedHBP = 60;
hltdc.Init.AccumulatedVBP = 7;
hltdc.Init.AccumulatedActiveW = 380;
hltdc.Init.AccumulatedActiveH = 247;
hltdc.Init.TotalWidth = 392;
hltdc.Init.TotalHeigh = 255;
hltdc.Init.Backcolor.Blue = 0;
hltdc.Init.Backcolor.Green = 0;
hltdc.Init.Backcolor.Red = 0;
if (HAL_LTDC_Init(&hltdc) != HAL_OK)
{
Error_Handler();
}
pLayerCfg.WindowX0 = 0;
pLayerCfg.WindowX1 = 320;
pLayerCfg.WindowY0 = 0;
pLayerCfg.WindowY1 = 240;
#ifdef GW_LCD_MODE_LUT8
pLayerCfg.PixelFormat = LTDC_PIXEL_FORMAT_L8;
#else
pLayerCfg.PixelFormat = LTDC_PIXEL_FORMAT_RGB565;
#endif
pLayerCfg.Alpha = 255;
pLayerCfg.Alpha0 = 255;
pLayerCfg.BlendingFactor1 = LTDC_BLENDING_FACTOR1_CA;
pLayerCfg.BlendingFactor2 = LTDC_BLENDING_FACTOR2_CA;
pLayerCfg.FBStartAdress = 0x24000000;
pLayerCfg.ImageWidth = 320;
pLayerCfg.ImageHeight = 240;
pLayerCfg.Backcolor.Blue = 0;
pLayerCfg.Backcolor.Green = 255;
pLayerCfg.Backcolor.Red = 0;
if (HAL_LTDC_ConfigLayer(&hltdc, &pLayerCfg, 0) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN LTDC_Init 2 */
/* USER CODE END LTDC_Init 2 */
}
/**
* @brief OCTOSPI1 Initialization Function
* @param None
* @retval None
*/
static void MX_OCTOSPI1_Init(void)
{
/* USER CODE BEGIN OCTOSPI1_Init 0 */
/* USER CODE END OCTOSPI1_Init 0 */
OSPIM_CfgTypeDef sOspiManagerCfg = {0};
/* USER CODE BEGIN OCTOSPI1_Init 1 */
/* USER CODE END OCTOSPI1_Init 1 */
/* OCTOSPI1 parameter configuration*/
hospi1.Instance = OCTOSPI1;
hospi1.Init.FifoThreshold = 4;
hospi1.Init.DualQuad = HAL_OSPI_DUALQUAD_DISABLE;
hospi1.Init.MemoryType = HAL_OSPI_MEMTYPE_MACRONIX;
hospi1.Init.DeviceSize = 26;
hospi1.Init.ChipSelectHighTime = 2;
hospi1.Init.FreeRunningClock = HAL_OSPI_FREERUNCLK_DISABLE;
hospi1.Init.ClockMode = HAL_OSPI_CLOCK_MODE_0;
hospi1.Init.WrapSize = HAL_OSPI_WRAP_NOT_SUPPORTED;
hospi1.Init.ClockPrescaler = 1;
hospi1.Init.SampleShifting = HAL_OSPI_SAMPLE_SHIFTING_NONE;
hospi1.Init.DelayHoldQuarterCycle = HAL_OSPI_DHQC_DISABLE;
hospi1.Init.ChipSelectBoundary = 0;
hospi1.Init.ClkChipSelectHighTime = 0;
hospi1.Init.DelayBlockBypass = HAL_OSPI_DELAY_BLOCK_BYPASSED;
hospi1.Init.MaxTran = 0;
hospi1.Init.Refresh = 0;
if (HAL_OSPI_Init(&hospi1) != HAL_OK)
{
Error_Handler();
}
sOspiManagerCfg.ClkPort = 1;
sOspiManagerCfg.NCSPort = 1;
sOspiManagerCfg.IOLowPort = HAL_OSPIM_IOPORT_1_LOW;
if (HAL_OSPIM_Config(&hospi1, &sOspiManagerCfg, HAL_OSPI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN OCTOSPI1_Init 2 */
/* USER CODE END OCTOSPI1_Init 2 */
}
/**
* @brief RTC Initialization Function
* @param None
* @retval None
*/
static void MX_RTC_Init(void)
{
/* USER CODE BEGIN RTC_Init 0 */
/* USER CODE END RTC_Init 0 */
RTC_TimeTypeDef sTime = {0};
RTC_DateTypeDef sDate = {0};
/* USER CODE BEGIN RTC_Init 1 */
/* USER CODE END RTC_Init 1 */
/** Initialize RTC Only
*/
hrtc.Instance = RTC;
hrtc.Init.HourFormat = RTC_HOURFORMAT_24;
hrtc.Init.AsynchPrediv = 0; // Currently this is configured to allow for profiling
hrtc.Init.SynchPrediv = 32250; // This the internal 32khz oscillator calibrated to one specific unit
hrtc.Init.OutPut = RTC_OUTPUT_DISABLE;
hrtc.Init.OutPutPolarity = RTC_OUTPUT_POLARITY_HIGH;
hrtc.Init.OutPutType = RTC_OUTPUT_TYPE_OPENDRAIN;
hrtc.Init.OutPutRemap = RTC_OUTPUT_REMAP_NONE;
if (HAL_RTC_Init(&hrtc) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN Check_RTC_BKUP */
/* USER CODE END Check_RTC_BKUP */
/** Initialize RTC and set the Time and Date
*/
sTime.Hours = 0x0;
sTime.Minutes = 0x0;
sTime.Seconds = 0x0;
sTime.DayLightSaving = RTC_DAYLIGHTSAVING_NONE;
sTime.StoreOperation = RTC_STOREOPERATION_RESET;
if (HAL_RTC_SetTime(&hrtc, &sTime, RTC_FORMAT_BCD) != HAL_OK)
{
Error_Handler();
}
sDate.WeekDay = RTC_WEEKDAY_MONDAY;
sDate.Month = RTC_MONTH_JANUARY;
sDate.Date = 0x1;
sDate.Year = 0x0;
if (HAL_RTC_SetDate(&hrtc, &sDate, RTC_FORMAT_BCD) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN RTC_Init 2 */
/* USER CODE END RTC_Init 2 */
}
/**
* @brief SAI1 Initialization Function
* @param None
* @retval None
*/
static void MX_SAI1_Init(void)
{
/* USER CODE BEGIN SAI1_Init 0 */
/* USER CODE END SAI1_Init 0 */
/* USER CODE BEGIN SAI1_Init 1 */
/* USER CODE END SAI1_Init 1 */
hsai_BlockA1.Instance = SAI1_Block_A;
hsai_BlockA1.Init.AudioMode = SAI_MODEMASTER_TX;
hsai_BlockA1.Init.Synchro = SAI_ASYNCHRONOUS;
hsai_BlockA1.Init.OutputDrive = SAI_OUTPUTDRIVE_DISABLE;
hsai_BlockA1.Init.NoDivider = SAI_MASTERDIVIDER_ENABLE;
hsai_BlockA1.Init.FIFOThreshold = SAI_FIFOTHRESHOLD_FULL;
hsai_BlockA1.Init.AudioFrequency = SAI_AUDIO_FREQUENCY_48K;
hsai_BlockA1.Init.SynchroExt = SAI_SYNCEXT_DISABLE;
hsai_BlockA1.Init.MonoStereoMode = SAI_MONOMODE;
hsai_BlockA1.Init.CompandingMode = SAI_NOCOMPANDING;
hsai_BlockA1.Init.TriState = SAI_OUTPUT_NOTRELEASED;
if (HAL_SAI_InitProtocol(&hsai_BlockA1, SAI_I2S_STANDARD, SAI_PROTOCOL_DATASIZE_16BIT, 2) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN SAI1_Init 2 */
/* USER CODE END SAI1_Init 2 */
}
/**
* @brief SPI2 Initialization Function
* @param None
* @retval None
*/
static void MX_SPI2_Init(void)
{
/* USER CODE BEGIN SPI2_Init 0 */
/* USER CODE END SPI2_Init 0 */
/* USER CODE BEGIN SPI2_Init 1 */
/* USER CODE END SPI2_Init 1 */
/* SPI2 parameter configuration*/
hspi2.Instance = SPI2;
hspi2.Init.Mode = SPI_MODE_MASTER;
hspi2.Init.Direction = SPI_DIRECTION_2LINES_TXONLY;
hspi2.Init.DataSize = SPI_DATASIZE_8BIT;
hspi2.Init.CLKPolarity = SPI_POLARITY_LOW;
hspi2.Init.CLKPhase = SPI_PHASE_1EDGE;
hspi2.Init.NSS = SPI_NSS_SOFT;
hspi2.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_16;
hspi2.Init.FirstBit = SPI_FIRSTBIT_MSB;
hspi2.Init.TIMode = SPI_TIMODE_DISABLE;
hspi2.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
hspi2.Init.CRCPolynomial = 0x0;
hspi2.Init.NSSPMode = SPI_NSS_PULSE_DISABLE;
hspi2.Init.NSSPolarity = SPI_NSS_POLARITY_LOW;
hspi2.Init.FifoThreshold = SPI_FIFO_THRESHOLD_01DATA;
hspi2.Init.TxCRCInitializationPattern = SPI_CRC_INITIALIZATION_ALL_ZERO_PATTERN;
hspi2.Init.RxCRCInitializationPattern = SPI_CRC_INITIALIZATION_ALL_ZERO_PATTERN;
hspi2.Init.MasterSSIdleness = SPI_MASTER_SS_IDLENESS_00CYCLE;
hspi2.Init.MasterInterDataIdleness = SPI_MASTER_INTERDATA_IDLENESS_00CYCLE;
hspi2.Init.MasterReceiverAutoSusp = SPI_MASTER_RX_AUTOSUSP_DISABLE;
hspi2.Init.MasterKeepIOState = SPI_MASTER_KEEP_IO_STATE_DISABLE;
hspi2.Init.IOSwap = SPI_IO_SWAP_DISABLE;
if (HAL_SPI_Init(&hspi2) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN SPI2_Init 2 */
/* USER CODE END SPI2_Init 2 */
}
/**
* @brief TIM1 Initialization Function
* @param None
* @retval None
*/
static void MX_TIM1_Init(void)
{
/* USER CODE BEGIN TIM1_Init 0 */
/* USER CODE END TIM1_Init 0 */
TIM_ClockConfigTypeDef sClockSourceConfig = {0};
TIM_MasterConfigTypeDef sMasterConfig = {0};
/* USER CODE BEGIN TIM1_Init 1 */
/* USER CODE END TIM1_Init 1 */
htim1.Instance = TIM1;
htim1.Init.Prescaler = 14000;
htim1.Init.CounterMode = TIM_COUNTERMODE_UP;
htim1.Init.Period = 20000;
htim1.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
htim1.Init.RepetitionCounter = 0;
htim1.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
if (HAL_TIM_Base_Init(&htim1) != HAL_OK)
{
Error_Handler();
}
sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
if (HAL_TIM_ConfigClockSource(&htim1, &sClockSourceConfig) != HAL_OK)
{
Error_Handler();
}
sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
sMasterConfig.MasterOutputTrigger2 = TIM_TRGO2_RESET;
sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
if (HAL_TIMEx_MasterConfigSynchronization(&htim1, &sMasterConfig) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN TIM1_Init 2 */
/* USER CODE END TIM1_Init 2 */
}
/**
* @brief WWDG1 Initialization Function
* @param None
* @retval None
*/
static void MX_WWDG1_Init(void)
{
/* USER CODE BEGIN WWDG1_Init 0 */
/* USER CODE END WWDG1_Init 0 */
/* USER CODE BEGIN WWDG1_Init 1 */
/* USER CODE END WWDG1_Init 1 */
hwwdg1.Instance = WWDG1;
hwwdg1.Init.Prescaler = WWDG_PRESCALER_128;
hwwdg1.Init.Window = 127;
hwwdg1.Init.Counter = 127;
hwwdg1.Init.EWIMode = WWDG_EWI_ENABLE;
if (HAL_WWDG_Init(&hwwdg1) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN WWDG1_Init 2 */
/* USER CODE END WWDG1_Init 2 */
}
/**
* Enable DMA controller clock
*/
static void MX_DMA_Init(void)
{
/* DMA controller clock enable */
__HAL_RCC_DMA1_CLK_ENABLE();
/* DMA interrupt init */
/* DMA1_Stream0_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Stream0_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(DMA1_Stream0_IRQn);
}
/**
* @brief GPIO Initialization Function
* @param None
* @retval None
*/
static void MX_GPIO_Init(void)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
/* GPIO Ports Clock Enable */
__HAL_RCC_GPIOE_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE();
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(GPIO_Speaker_enable_GPIO_Port, GPIO_Speaker_enable_Pin, GPIO_PIN_SET);
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(GPIOE, GPIO_PIN_8, GPIO_PIN_RESET);
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(GPIOB, GPIO_PIN_12, GPIO_PIN_SET);
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(GPIOD, GPIO_PIN_8, GPIO_PIN_SET);
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(GPIOD, GPIO_PIN_1|GPIO_PIN_4, GPIO_PIN_RESET);
/*Configure GPIO pins : GPIO_Speaker_enable_Pin PE8 */
GPIO_InitStruct.Pin = GPIO_Speaker_enable_Pin|GPIO_PIN_8;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(GPIOE, &GPIO_InitStruct);
/*Configure GPIO pins : BTN_PAUSE_Pin BTN_GAME_Pin BTN_TIME_Pin */
GPIO_InitStruct.Pin = BTN_PAUSE_Pin|BTN_GAME_Pin|BTN_TIME_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_PULLUP;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
/*Configure GPIO pin : BTN_PWR_Pin */
GPIO_InitStruct.Pin = BTN_PWR_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(BTN_PWR_GPIO_Port, &GPIO_InitStruct);
/*Configure GPIO pin : PA2 */
GPIO_InitStruct.Pin = GPIO_PIN_2;
GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING_FALLING;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/*Configure GPIO pin : PE7 */
GPIO_InitStruct.Pin = GPIO_PIN_7;
GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING_FALLING;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOE, &GPIO_InitStruct);
/*Configure GPIO pin : PB12 */
GPIO_InitStruct.Pin = GPIO_PIN_12;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
/*Configure GPIO pins : PD8 PD1 PD4 */
GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_1|GPIO_PIN_4;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
/*Configure GPIO pins : BTN_A_Pin BTN_Left_Pin BTN_Down_Pin BTN_Right_Pin
BTN_Up_Pin BTN_B_Pin */
GPIO_InitStruct.Pin = BTN_A_Pin|BTN_Left_Pin|BTN_Down_Pin|BTN_Right_Pin
|BTN_Up_Pin|BTN_B_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_PULLUP;
HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
/* EXTI interrupt init*/
HAL_NVIC_SetPriority(EXTI2_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(EXTI2_IRQn);
HAL_NVIC_SetPriority(EXTI9_5_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(EXTI9_5_IRQn);
}
/* USER CODE BEGIN 4 */
int __builtin_popcount (unsigned int x);
/* USER CODE END 4 */
/* MPU Configuration */
void MPU_Config(void)
{
MPU_Region_InitTypeDef MPU_InitStruct = {0};
/* Disables the MPU */
HAL_MPU_Disable();
/** Initializes and configures the Region and the memory to be protected
*/
MPU_InitStruct.Enable = MPU_REGION_ENABLE;
MPU_InitStruct.Number = MPU_REGION_NUMBER0;
MPU_InitStruct.BaseAddress = 0x30000000;
MPU_InitStruct.Size = MPU_REGION_SIZE_128KB;
MPU_InitStruct.SubRegionDisable = 0x0;
MPU_InitStruct.TypeExtField = MPU_TEX_LEVEL0;
MPU_InitStruct.AccessPermission = MPU_REGION_FULL_ACCESS;
MPU_InitStruct.DisableExec = MPU_INSTRUCTION_ACCESS_ENABLE;
MPU_InitStruct.IsShareable = MPU_ACCESS_NOT_SHAREABLE;
MPU_InitStruct.IsCacheable = MPU_ACCESS_NOT_CACHEABLE;
MPU_InitStruct.IsBufferable = MPU_ACCESS_NOT_BUFFERABLE;
HAL_MPU_ConfigRegion(&MPU_InitStruct);
if (__builtin_popcount((size_t)&__NULLPTR_LENGTH__) == 1) {
/* Only continue if a single bit set in __NULLPTR_LENGTH__.
* The MPU can only handle memory sizes which are a power of 2 */
MPU_InitStruct.Enable = MPU_REGION_ENABLE;
MPU_InitStruct.Number = MPU_REGION_NUMBER1;
MPU_InitStruct.BaseAddress = 0x00000000;
/* 128B --> 0x06, 256B --> 0x07, 512B --> 0x08, ... */
MPU_InitStruct.Size = ffs((size_t)&__NULLPTR_LENGTH__) - 2;
MPU_InitStruct.SubRegionDisable = 0x0;
MPU_InitStruct.TypeExtField = MPU_TEX_LEVEL0;
MPU_InitStruct.AccessPermission = MPU_REGION_NO_ACCESS;
MPU_InitStruct.DisableExec = MPU_INSTRUCTION_ACCESS_ENABLE;
MPU_InitStruct.IsShareable = MPU_ACCESS_NOT_SHAREABLE;
MPU_InitStruct.IsCacheable = MPU_ACCESS_NOT_CACHEABLE;
MPU_InitStruct.IsBufferable = MPU_ACCESS_NOT_BUFFERABLE;
HAL_MPU_ConfigRegion(&MPU_InitStruct);
}
// Stack redzone
if (__builtin_popcount((size_t)&_Stack_Redzone_Size) == 1) {
/* Only continue if a single bit set in _Stack_Redzone_Size.
* The MPU can only handle memory sizes which are a power of 2 */
MPU_InitStruct.Enable = MPU_REGION_ENABLE;
MPU_InitStruct.Number = MPU_REGION_NUMBER2;
MPU_InitStruct.BaseAddress = (uint32_t) &_stack_redzone;
/* 128B --> 0x06, 256B --> 0x07, 512B --> 0x08, ... */
MPU_InitStruct.Size = ffs((size_t)&_Stack_Redzone_Size) - 2;
MPU_InitStruct.SubRegionDisable = 0x0;
MPU_InitStruct.TypeExtField = MPU_TEX_LEVEL0;
MPU_InitStruct.AccessPermission = MPU_REGION_NO_ACCESS;
MPU_InitStruct.DisableExec = MPU_INSTRUCTION_ACCESS_DISABLE;
MPU_InitStruct.IsShareable = MPU_ACCESS_NOT_SHAREABLE;
MPU_InitStruct.IsCacheable = MPU_ACCESS_NOT_CACHEABLE;
MPU_InitStruct.IsBufferable = MPU_ACCESS_NOT_BUFFERABLE;
HAL_MPU_ConfigRegion(&MPU_InitStruct);
}
/* Uncached areas lead to unalignment issues. Only protect the first 256+32+8+4 kB */
MPU_InitStruct.Enable = MPU_REGION_ENABLE;
MPU_InitStruct.Number = MPU_REGION_NUMBER3;
MPU_InitStruct.BaseAddress = 0x24000000;
MPU_InitStruct.Size = MPU_REGION_SIZE_256KB;
MPU_InitStruct.SubRegionDisable = 0x0;
MPU_InitStruct.TypeExtField = MPU_TEX_LEVEL0;
MPU_InitStruct.AccessPermission = MPU_REGION_FULL_ACCESS;
MPU_InitStruct.DisableExec = MPU_INSTRUCTION_ACCESS_ENABLE;
MPU_InitStruct.IsShareable = MPU_ACCESS_NOT_SHAREABLE;
MPU_InitStruct.IsCacheable = MPU_ACCESS_NOT_CACHEABLE;
MPU_InitStruct.IsBufferable = MPU_ACCESS_NOT_BUFFERABLE;
// 0x24000000 -> +256kB
HAL_MPU_ConfigRegion(&MPU_InitStruct);
// 0x24000000 + 256kB -> +32kB
MPU_InitStruct.Number = MPU_REGION_NUMBER4;
MPU_InitStruct.BaseAddress = 0x24000000 + 256 * 1024;
MPU_InitStruct.Size = MPU_REGION_SIZE_32KB;
HAL_MPU_ConfigRegion(&MPU_InitStruct);
// 0x24000000 + 256kB + 32kB -> +8kB
MPU_InitStruct.Number = MPU_REGION_NUMBER5;
MPU_InitStruct.BaseAddress = 0x24000000 + (256 + 32) * 1024;
MPU_InitStruct.Size = MPU_REGION_SIZE_8KB;
HAL_MPU_ConfigRegion(&MPU_InitStruct);
// 0x24000000 + 256kB + 32kB + 8kB -> +4kB
MPU_InitStruct.Number = MPU_REGION_NUMBER6;
MPU_InitStruct.BaseAddress = 0x24000000 + (256 + 32 + 8) * 1024;
MPU_InitStruct.Size = MPU_REGION_SIZE_4KB;
HAL_MPU_ConfigRegion(&MPU_InitStruct);
/* Enables the MPU */
HAL_MPU_Enable(MPU_HFNMI_PRIVDEF);
}
/**
* @brief This function is executed in case of error occurrence.
* @retval None
*/
__attribute__((optimize("-O0"))) void Error_Handler(void)
{
/* USER CODE BEGIN Error_Handler_Debug */
/* User can add his own implementation to report the HAL error return state */
// Hacky way to get the return address
uint32_t stack;
uint32_t *pStack = &stack;
BSOD(BSOD_OTHER, (void *) pStack[3], 0);
/* USER CODE END Error_Handler_Debug */
}
#ifdef USE_FULL_ASSERT
/**
* @brief Reports the name of the source file and the source line number
* where the assert_param error has occurred.
* @param file: pointer to the source file name
* @param line: assert_param error line source number
* @retval None
*/
void assert_failed(uint8_t *file, uint32_t line)
{
/* USER CODE BEGIN 6 */
/* User can add his own implementation to report the file name and line number,
tex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
/* USER CODE END 6 */
}
#endif /* USE_FULL_ASSERT */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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