/* * The MIT License (MIT) * * Copyright (c) 2019 * William D. Jones (thor0505@comcast.net), * Ha Thach (tinyusb.org) * Uwe Bonnes (bon@elektron.ikp.physik.tu-darmstadt.de * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. * * This file is part of the TinyUSB stack. */ /* metadata: manufacturer: STMicroelectronics */ #include "stm32h7rsxx_hal.h" #include "bsp/board_api.h" TU_ATTR_UNUSED static void Error_Handler(void) { } typedef struct { GPIO_TypeDef* port; GPIO_InitTypeDef pin_init; uint8_t active_state; } board_pindef_t; #include "board.h" //--------------------------------------------------------------------+ // MACRO TYPEDEF CONSTANT ENUM //--------------------------------------------------------------------+ #ifdef UART_DEV UART_HandleTypeDef UartHandle = { .Instance = UART_DEV, .Init = { .BaudRate = CFG_BOARD_UART_BAUDRATE, .WordLength = UART_WORDLENGTH_8B, .StopBits = UART_STOPBITS_1, .Parity = UART_PARITY_NONE, .HwFlowCtl = UART_HWCONTROL_NONE, .Mode = UART_MODE_TX_RX, .OverSampling = UART_OVERSAMPLING_16, } }; #endif #ifndef SWO_FREQ #define SWO_FREQ 4000000 #endif //--------------------------------------------------------------------+ // Forward USB interrupt events to TinyUSB IRQ Handler //--------------------------------------------------------------------+ // Despite being call USB2_OTG_FS on some MCUs // OTG_FS is marked as RHPort0 by TinyUSB to be consistent across stm32 port void OTG_FS_IRQHandler(void) { tusb_int_handler(0, true); } // Despite being call USB1_OTG_HS on some MCUs // OTG_HS is marked as RHPort1 by TinyUSB to be consistent across stm32 port void OTG_HS_IRQHandler(void) { tusb_int_handler(1, true); } #ifdef TRACE_ETM void trace_etm_init(void) { // H7 trace pin is PE2 to PE6 GPIO_InitTypeDef gpio_init; gpio_init.Pin = GPIO_PIN_2 | GPIO_PIN_3 | GPIO_PIN_4 | GPIO_PIN_5 | GPIO_PIN_6; gpio_init.Mode = GPIO_MODE_AF_PP; gpio_init.Pull = GPIO_PULLUP; gpio_init.Speed = GPIO_SPEED_FREQ_VERY_HIGH; gpio_init.Alternate = GPIO_AF0_TRACE; HAL_GPIO_Init(GPIOE, &gpio_init); // Enable trace clk, also in D1 and D3 domain DBGMCU->CR |= DBGMCU_CR_DBG_TRACECKEN | DBGMCU_CR_DBG_CKD1EN | DBGMCU_CR_DBG_CKD3EN; } #else #define trace_etm_init() #endif #ifdef LOGGER_SWO void log_swo_init(void) { //UNLOCK FUNNEL *(volatile uint32_t*)(0x5C004FB0) = 0xC5ACCE55; // SWTF_LAR *(volatile uint32_t*)(0x5C003FB0) = 0xC5ACCE55; // SWO_LAR //SWO current output divisor register //To change it, you can use the following rule // value = (CPU_Freq / 3 / SWO_Freq) - 1 *(volatile uint32_t*)(0x5C003010) = ((SystemCoreClock / 3 / SWO_FREQ) - 1); // SWO_CODR //SWO selected pin protocol register *(volatile uint32_t*)(0x5C0030F0) = 0x00000002; // SWO_SPPR //Enable ITM input of SWO trace funnel *(volatile uint32_t*)(0x5C004000) |= 0x00000001; // SWFT_CTRL } #else #define log_swo_init() #endif void board_init(void) { HAL_Init(); HAL_PWREx_ConfigSupply(PWR_LDO_SUPPLY); // Implemented in board.h SystemClock_Config(); // Enable All GPIOs clocks __HAL_RCC_GPIOA_CLK_ENABLE(); __HAL_RCC_GPIOB_CLK_ENABLE(); __HAL_RCC_GPIOC_CLK_ENABLE(); __HAL_RCC_GPIOD_CLK_ENABLE(); __HAL_RCC_GPIOE_CLK_ENABLE(); __HAL_RCC_GPIOF_CLK_ENABLE(); __HAL_RCC_GPIOG_CLK_ENABLE(); __HAL_RCC_GPIOM_CLK_ENABLE(); __HAL_RCC_GPION_CLK_ENABLE(); __HAL_RCC_GPIOO_CLK_ENABLE(); __HAL_RCC_GPIOP_CLK_ENABLE(); log_swo_init(); trace_etm_init(); for (uint8_t i = 0; i < TU_ARRAY_SIZE(board_pindef); i++) { HAL_GPIO_Init(board_pindef[i].port, &board_pindef[i].pin_init); } #if CFG_TUSB_OS == OPT_OS_NONE // 1ms tick timer SysTick_Config(SystemCoreClock / 1000); #elif CFG_TUSB_OS == OPT_OS_FREERTOS // Explicitly disable systick to prevent its ISR runs before scheduler start SysTick->CTRL &= ~1U; // If freeRTOS is used, IRQ priority is limit by max syscall ( smaller is higher ) #ifdef USB_OTG_FS_PERIPH_BASE NVIC_SetPriority(OTG_FS_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY ); #endif NVIC_SetPriority(OTG_HS_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY ); #endif #ifdef UART_DEV UART_CLK_EN(); HAL_UART_Init(&UartHandle); #endif //------------- USB FS -------------// #if (CFG_TUD_ENABLED && BOARD_TUD_RHPORT == 0) || (CFG_TUH_ENABLED && BOARD_TUH_RHPORT == 0) // OTG_FS is marked as RHPort0 by TinyUSB to be consistent across stm32 port HAL_PWREx_EnableUSBVoltageDetector(); HAL_PWREx_EnableUSBReg(); __HAL_RCC_USB2_OTG_FS_CLK_ENABLE(); // PM14 VUSB, PM10 ID, PM11 DM, PM12 DP // Configure DM DP Pins GPIO_InitTypeDef GPIO_InitStruct; GPIO_InitStruct.Pin = GPIO_PIN_11 | GPIO_PIN_12; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Alternate = GPIO_AF10_OTG_FS; HAL_GPIO_Init(GPIOM, &GPIO_InitStruct); // This for ID line debug GPIO_InitStruct.Pin = GPIO_PIN_10; GPIO_InitStruct.Mode = GPIO_MODE_AF_OD; GPIO_InitStruct.Pull = GPIO_PULLUP; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH; GPIO_InitStruct.Alternate = GPIO_AF10_OTG_FS; HAL_GPIO_Init(GPIOM, &GPIO_InitStruct); #if OTG_FS_VBUS_SENSE // Configure VBUS Pin GPIO_InitStruct.Pin = GPIO_PIN_14; GPIO_InitStruct.Mode = GPIO_MODE_INPUT; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Alternate = GPIO_AF10_OTG_FS; HAL_GPIO_Init(GPIOM, &GPIO_InitStruct); // Enable VBUS sense (B device) via pin PM14 USB_OTG_FS->GCCFG |= USB_OTG_GCCFG_VBDEN; #else // Disable VBUS sense (B device) USB_OTG_FS->GCCFG &= ~USB_OTG_GCCFG_VBDEN; // B-peripheral session valid override enable USB_OTG_FS->GOTGCTL |= USB_OTG_GOTGCTL_BVALOEN; USB_OTG_FS->GOTGCTL |= USB_OTG_GOTGCTL_BVALOVAL; #endif // vbus sense #endif //------------- USB HS -------------// #if (CFG_TUD_ENABLED && BOARD_TUD_RHPORT == 1) || (CFG_TUH_ENABLED && BOARD_TUH_RHPORT == 1) // Enable USB HS & ULPI Clocks __HAL_RCC_USB_OTG_HS_CLK_ENABLE(); __HAL_RCC_USBPHYC_CLK_ENABLE(); // Enable USB power HAL_PWREx_EnableUSBVoltageDetector(); HAL_PWREx_EnableUSBHSregulator(); #if OTG_HS_VBUS_SENSE // Configure VBUS Pin GPIO_InitStruct.Pin = GPIO_PIN_9; GPIO_InitStruct.Mode = GPIO_MODE_INPUT; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Alternate = GPIO_AF10_OTG_HS; HAL_GPIO_Init(GPIOM, &GPIO_InitStruct); // Enable VBUS sense (B device) via pin PM9 USB_OTG_HS->GCCFG |= USB_OTG_GCCFG_VBDEN; #else // Disable VBUS sense (B device) USB_OTG_HS->GCCFG &= ~USB_OTG_GCCFG_VBDEN; #if CFG_TUD_ENABLED && BOARD_TUD_RHPORT == 1 // B-peripheral session valid override enable USB_OTG_HS->GCCFG |= USB_OTG_GCCFG_VBVALEXTOEN; USB_OTG_HS->GCCFG |= USB_OTG_GCCFG_VBVALOVAL; #else USB_OTG_HS->GCCFG |= USB_OTG_GCCFG_PULLDOWNEN; #endif #endif #endif board_init2(); #if CFG_TUH_ENABLED board_vbus_set(BOARD_TUH_RHPORT, 1); #endif } //--------------------------------------------------------------------+ // Board porting API //--------------------------------------------------------------------+ void board_led_write(bool state) { #ifdef PINID_LED board_pindef_t* pindef = &board_pindef[PINID_LED]; GPIO_PinState pin_state = state == pindef->active_state ? GPIO_PIN_SET : GPIO_PIN_RESET; HAL_GPIO_WritePin(pindef->port, pindef->pin_init.Pin, pin_state); #else (void) state; #endif } uint32_t board_button_read(void) { #ifdef PINID_BUTTON board_pindef_t* pindef = &board_pindef[PINID_BUTTON]; return pindef->active_state == HAL_GPIO_ReadPin(pindef->port, pindef->pin_init.Pin); #else return 0; #endif } size_t board_get_unique_id(uint8_t id[], size_t max_len) { (void) max_len; volatile uint32_t * stm32_uuid = (volatile uint32_t *) UID_BASE; uint32_t* id32 = (uint32_t*) (uintptr_t) id; uint8_t const len = 12; id32[0] = stm32_uuid[0]; id32[1] = stm32_uuid[1]; id32[2] = stm32_uuid[2]; return len; } int board_uart_read(uint8_t *buf, int len) { (void) buf; (void) len; return 0; } int board_uart_write(void const *buf, int len) { #ifdef UART_DEV HAL_UART_Transmit(&UartHandle, (uint8_t * )(uintptr_t) buf, len, 0xffff); return len; #else (void) buf; (void) len; return -1; #endif } #if CFG_TUSB_OS == OPT_OS_NONE volatile uint32_t system_ticks = 0; void SysTick_Handler(void) { HAL_IncTick(); system_ticks++; } uint32_t board_millis(void) { return system_ticks; } #endif void HardFault_Handler(void) { __asm("BKPT #0\n"); } // Required by __libc_init_array in startup code if we are compiling using // -nostdlib/-nostartfiles. void _init(void) { }