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156 lines
4.3 KiB
156 lines
4.3 KiB
#include "mks_wifi_hal_f1.h"
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#include "../../libs/Segger/log.h"
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#ifdef STM32F1
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#include "../../libs/fatfs/sdio_driver_f1.h"
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#ifdef MAPLE_STM32F1
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#include "stm32f103xe.h"
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#else
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#include "../../MarlinCore.h"
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#endif
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volatile unsigned char *buff;
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volatile unsigned char buffer_ready;
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volatile unsigned char dma_stopped;
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volatile __attribute__ ((aligned (4))) unsigned int *dma_buff[2];
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volatile unsigned char dma_buff_index=0;
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void mks_wifi_hw_prepare(unsigned int buf, unsigned int count){
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//На время передачи отключение systick
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SysTick->CTRL &= ~SysTick_CTRL_ENABLE_Msk;
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//Отключение тактирования не используемых блоков
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RCC->APB1ENR &= ~(RCC_APB1ENR_TIM5EN|RCC_APB1ENR_TIM4EN);
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RCC->APB1ENR &= ~(RCC_APB1ENR_SPI2EN|RCC_APB1ENR_USART3EN);
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RCC->APB2ENR &= ~RCC_APB2ENR_TIM1EN;
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RCC->AHBENR &= ~(RCC_AHBENR_FSMCEN);
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//Максимальная частота в режиме out
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GPIOC->CRL |= GPIO_CRL_MODE7;
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GPIOC->CRL &= ~GPIO_CRL_CNF7;
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RCC->APB2RSTR |= RCC_APB2RSTR_USART1RST;
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RCC->APB2RSTR &= ~RCC_APB2RSTR_USART1RST;
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USART1->CR1 = USART_CR1_UE;
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USART1->BRR = 0x25;
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USART1->CR2 = 0;
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USART1->CR3 = USART_CR3_DMAR;
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USART1->SR = 0;
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USART1->CR1 |= USART_CR1_RE;
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DMA1_Channel5->CCR = DMA_CONF;
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DMA1_Channel5->CPAR = (uint32_t)&USART1->DR;
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DMA1_Channel5->CMAR = (uint32_t)buf; //dma_buff[dma_buff_index];
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DMA1_Channel5->CNDTR = count; //ESP_PACKET_SIZE;
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DMA1->IFCR = DMA_IFCR_CGIF5|DMA_IFCR_CTEIF5|DMA_IFCR_CHTIF5|DMA_IFCR_CTCIF5;
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DMA1_Channel5->CCR = DMA_CONF|DMA_CCR_EN;
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NVIC_EnableIRQ(DMA1_Channel5_IRQn);
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}
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void mks_wifi_hw_restore(void){
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//Включение обратно переферии
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SysTick->CTRL |= SysTick_CTRL_ENABLE_Msk;
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RCC->APB1ENR |= (RCC_APB1ENR_TIM5EN|RCC_APB1ENR_TIM4EN);
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RCC->APB1ENR |= (RCC_APB1ENR_SPI2EN|RCC_APB1ENR_USART3EN);
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RCC->APB2ENR |= RCC_APB2ENR_TIM1EN;
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RCC->AHBENR |= (RCC_AHBENR_FSMCEN);
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}
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void mks_wifi_disable_dma(void){
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DMA1->IFCR = DMA_IFCR_CGIF5|DMA_IFCR_CTEIF5|DMA_IFCR_CHTIF5|DMA_IFCR_CTCIF5;
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DMA1_Channel5->CCR = 0;
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NVIC_DisableIRQ(DMA1_Channel5_IRQn);
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}
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void mks_wifi_empty_uart(void){
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while(USART1->SR & USART_SR_RXNE){
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(void)USART1->DR;
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};
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}
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void wd_reset(void){
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#ifdef MAPLE_STM32F1
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IWDG->KR = 0xAAAA;
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#else
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hal.watchdog_refresh();
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#endif
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}
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void mks_wifi_hw_deinit_sd(void){
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sd_reset();
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};
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#ifdef MAPLE_STM32F1
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extern "C" void __irq_dma1_channel5(void) {
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#else
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extern "C" void DMA1_Channel5_IRQHandler(void){
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#endif
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if(DMA1->ISR & DMA_ISR_TEIF5){
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DEBUG("DMA Error");
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dma_stopped = 2;
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DMA1->IFCR = DMA_CLEAR;
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return;
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}
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if(buffer_ready > 0){
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GPIOC->BSRR = GPIO_BSRR_BS7; //остановить передачу от esp
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dma_stopped=1;
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};
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DMA1->IFCR = DMA_CLEAR;
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//Указатель на полученный буфер
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buff=(unsigned char*)dma_buff[dma_buff_index];
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//переключить индекс
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dma_buff_index = (dma_buff_index) ? 0 : 1;
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DMA1_Channel5->CCR = DMA_CONF;
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DMA1_Channel5->CMAR = (uint32_t)dma_buff[dma_buff_index];
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DMA1_Channel5->CNDTR = ESP_PACKET_SIZE;
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DMA1_Channel5->CCR = DMA_CONF|DMA_CCR_EN;
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++buffer_ready;
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}
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void mks_wifi_sys_rst(void){
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#ifdef MAPLE_STM32F1
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asm volatile ("dsb 0xF":::"memory");
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SCB->AIRCR = (uint32_t)((0x5FAUL << SCB_AIRCR_VECTKEY_Pos)|(SCB->AIRCR & SCB_AIRCR_PRIGROUP_Msk)|SCB_AIRCR_SYSRESETREQ_Msk);
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asm volatile ("dsb 0xF":::"memory");
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while(1);
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#else
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NVIC_SystemReset();
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#endif
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};
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#ifdef MAPLE_STM32F1
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#define __NVIC_PRIO_BITS 4U
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void NVIC_SetPriority(int IRQn, unsigned int priority){
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if ((int)(IRQn) < 0){
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SCB->SHP[(((unsigned int)(int)IRQn) & 0xFUL)-4UL] = (unsigned char)((priority << (8U - __NVIC_PRIO_BITS)) & (unsigned int)0xFFUL);
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}else{
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NVIC->IP[((unsigned int)(int)IRQn)] = (unsigned char)((priority << (8U - __NVIC_PRIO_BITS)) & (unsigned int)0xFFUL);
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}
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}
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void NVIC_EnableIRQ(int IRQn){
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NVIC->ISER[(((unsigned int)(int)IRQn) >> 5UL)] = (unsigned int)(1UL << (((unsigned int)(int)IRQn) & 0x1FUL));
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}
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void NVIC_DisableIRQ(int IRQn){
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NVIC->ICER[(((unsigned int)(int)IRQn) >> 5UL)] = (unsigned int)(1UL << (((unsigned int)(int)IRQn) & 0x1FUL));
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}
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#endif
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#endif
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