mirror of https://github.com/lumapu/ahoy.git
				
				
			
				 10 changed files with 557 additions and 51 deletions
			
			
		| @ -0,0 +1,141 @@ | |||
| //-----------------------------------------------------------------------------
 | |||
| // 2023 Ahoy, https://www.mikrocontroller.net/topic/525778
 | |||
| // Creative Commons - http://creativecommons.org/licenses/by-nc-sa/3.0/de/
 | |||
| //-----------------------------------------------------------------------------
 | |||
| 
 | |||
| 
 | |||
| #if defined(CONFIG_IDF_TARGET_ESP32S3) | |||
| #if defined(ETHERNET) | |||
| #ifndef __ETH_SPI_H__ | |||
| #define __ETH_SPI_H__ | |||
| 
 | |||
| #pragma once | |||
| 
 | |||
| #include <Arduino.h> | |||
| #include <esp_netif.h> | |||
| #include <WiFiGeneric.h> | |||
| #include <driver/spi_master.h> | |||
| 
 | |||
| // Functions from WiFiGeneric
 | |||
| void tcpipInit(); | |||
| void add_esp_interface_netif(esp_interface_t interface, esp_netif_t* esp_netif); | |||
| 
 | |||
| class EthSpi { | |||
|     public: | |||
| 
 | |||
|         EthSpi() : | |||
|             eth_handle(nullptr), | |||
|             eth_netif(nullptr) {} | |||
| 
 | |||
|         void begin(int8_t pin_miso, int8_t pin_mosi, int8_t pin_sclk, int8_t pin_cs, int8_t pin_int, int8_t pin_rst) { | |||
|             gpio_reset_pin(static_cast<gpio_num_t>(pin_rst)); | |||
|             gpio_set_direction(static_cast<gpio_num_t>(pin_rst), GPIO_MODE_OUTPUT); | |||
|             gpio_set_level(static_cast<gpio_num_t>(pin_rst), 0); | |||
| 
 | |||
|             gpio_reset_pin(static_cast<gpio_num_t>(pin_sclk)); | |||
|             gpio_reset_pin(static_cast<gpio_num_t>(pin_mosi)); | |||
|             gpio_reset_pin(static_cast<gpio_num_t>(pin_miso)); | |||
|             gpio_reset_pin(static_cast<gpio_num_t>(pin_cs)); | |||
|             gpio_set_pull_mode(static_cast<gpio_num_t>(pin_miso), GPIO_PULLUP_ONLY); | |||
| 
 | |||
|             // Workaround, because calling gpio_install_isr_service directly causes issues with attachInterrupt later
 | |||
|             attachInterrupt(digitalPinToInterrupt(pin_int), nullptr, CHANGE); | |||
|             detachInterrupt(digitalPinToInterrupt(pin_int)); | |||
|             gpio_reset_pin(static_cast<gpio_num_t>(pin_int)); | |||
|             gpio_set_pull_mode(static_cast<gpio_num_t>(pin_int), GPIO_PULLUP_ONLY); | |||
| 
 | |||
|             spi_bus_config_t buscfg = { | |||
|                 .mosi_io_num = pin_mosi, | |||
|                 .miso_io_num = pin_miso, | |||
|                 .sclk_io_num = pin_sclk, | |||
|                 .quadwp_io_num = -1, | |||
|                 .quadhd_io_num = -1, | |||
|                 .data4_io_num = -1, | |||
|                 .data5_io_num = -1, | |||
|                 .data6_io_num = -1, | |||
|                 .data7_io_num = -1, | |||
|                 .max_transfer_sz = 0, // uses default value internally
 | |||
|                 .flags = 0, | |||
|                 .intr_flags = 0 | |||
|             }; | |||
| 
 | |||
|             ESP_ERROR_CHECK(spi_bus_initialize(SPI3_HOST, &buscfg, SPI_DMA_CH_AUTO)); | |||
| 
 | |||
|             spi_device_interface_config_t devcfg = { | |||
|                 .command_bits = 16, // actually address phase
 | |||
|                 .address_bits = 8, // actually command phase
 | |||
|                 .dummy_bits = 0, | |||
|                 .mode = 0, | |||
|                 .duty_cycle_pos = 0, | |||
|                 .cs_ena_pretrans = 0, // only 0 supported
 | |||
|                 .cs_ena_posttrans = 0, // only 0 supported
 | |||
|                 .clock_speed_hz = 20000000, // stable with on OpenDTU Fusion Shield
 | |||
|                 .input_delay_ns = 0, | |||
|                 .spics_io_num = pin_cs, | |||
|                 .flags = 0, | |||
|                 .queue_size = 20, | |||
|                 .pre_cb = nullptr, | |||
|                 .post_cb = nullptr | |||
|             }; | |||
| 
 | |||
|             spi_device_handle_t spi; | |||
|             ESP_ERROR_CHECK(spi_bus_add_device(SPI3_HOST, &devcfg, &spi)); | |||
| 
 | |||
|             // Reset sequence
 | |||
|             delayMicroseconds(500); | |||
|             gpio_set_level(static_cast<gpio_num_t>(pin_rst), 1); | |||
|             delayMicroseconds(1000); | |||
| 
 | |||
|             // Arduino function to start networking stack if not already started
 | |||
|             tcpipInit(); | |||
| 
 | |||
|             ESP_ERROR_CHECK(tcpip_adapter_set_default_eth_handlers()); // ?
 | |||
| 
 | |||
|             eth_w5500_config_t w5500_config = ETH_W5500_DEFAULT_CONFIG(spi); | |||
|             w5500_config.int_gpio_num = pin_int; | |||
| 
 | |||
|             eth_mac_config_t mac_config = ETH_MAC_DEFAULT_CONFIG(); | |||
|             mac_config.rx_task_stack_size = 4096; | |||
|             esp_eth_mac_t *mac = esp_eth_mac_new_w5500(&w5500_config, &mac_config); | |||
| 
 | |||
|             eth_phy_config_t phy_config = ETH_PHY_DEFAULT_CONFIG(); | |||
|             phy_config.reset_gpio_num = -1; | |||
|             esp_eth_phy_t *phy = esp_eth_phy_new_w5500(&phy_config); | |||
| 
 | |||
|             esp_eth_config_t eth_config = ETH_DEFAULT_CONFIG(mac, phy); | |||
|             ESP_ERROR_CHECK(esp_eth_driver_install(ð_config, ð_handle)); | |||
| 
 | |||
|             // Configure MAC address
 | |||
|             uint8_t mac_addr[6]; | |||
|             ESP_ERROR_CHECK(esp_efuse_mac_get_default(mac_addr)); | |||
|             mac_addr[5] |= 0x03; // derive ethernet MAC address from base MAC address
 | |||
|             ESP_ERROR_CHECK(esp_eth_ioctl(eth_handle, ETH_CMD_S_MAC_ADDR, mac_addr)); | |||
| 
 | |||
|             esp_netif_config_t netif_config = ESP_NETIF_DEFAULT_ETH(); | |||
|             eth_netif = esp_netif_new(&netif_config); | |||
| 
 | |||
|             ESP_ERROR_CHECK(esp_netif_attach(eth_netif, esp_eth_new_netif_glue(eth_handle))); | |||
| 
 | |||
|             // Add to Arduino
 | |||
|             add_esp_interface_netif(ESP_IF_ETH, eth_netif); | |||
| 
 | |||
|             ESP_ERROR_CHECK(esp_eth_start(eth_handle)); | |||
|         } | |||
| 
 | |||
|         String macAddress() { | |||
|             uint8_t mac_addr[6] = {0, 0, 0, 0, 0, 0}; | |||
|             esp_eth_ioctl(eth_handle, ETH_CMD_G_MAC_ADDR, mac_addr); | |||
|             char mac_addr_str[24]; | |||
|             snprintf(mac_addr_str, sizeof(mac_addr_str), "%02X:%02X:%02X:%02X:%02X:%02X", mac_addr[0], mac_addr[1], mac_addr[2], mac_addr[3], mac_addr[4], mac_addr[5]); | |||
|             return String(mac_addr_str); | |||
|         } | |||
| 
 | |||
| 
 | |||
|     private: | |||
|         esp_eth_handle_t eth_handle; | |||
|         esp_netif_t *eth_netif; | |||
| }; | |||
| 
 | |||
| #endif /*__ETH_SPI_H__*/ | |||
| #endif /*ETHERNET*/ | |||
| #endif /*CONFIG_IDF_TARGET_ESP32S3*/ | |||
| @ -0,0 +1,241 @@ | |||
| //-----------------------------------------------------------------------------
 | |||
| // 2023 Ahoy, https://www.mikrocontroller.net/topic/525778
 | |||
| // Creative Commons - http://creativecommons.org/licenses/by-nc-sa/3.0/de/
 | |||
| //-----------------------------------------------------------------------------
 | |||
| 
 | |||
| #ifndef __NRF_HAL_H__ | |||
| #define __NRF_HAL_H__ | |||
| 
 | |||
| #pragma once | |||
| 
 | |||
| #include "spiPatcher.h" | |||
| 
 | |||
| #include <esp_rom_gpio.h> | |||
| #include <RF24_hal.h> | |||
| 
 | |||
| #define NRF_MAX_TRANSFER_SZ 64 | |||
| #define NRF_DEFAULT_SPI_SPEED 10000000 // 10 MHz
 | |||
| 
 | |||
| class nrfHal: public RF24_hal, public SpiPatcherHandle { | |||
|     public: | |||
|         nrfHal() : mSpiPatcher(SPI2_HOST) {} | |||
| 
 | |||
|         void patch() override { | |||
|             esp_rom_gpio_connect_out_signal(mPinMosi, spi_periph_signal[host_device].spid_out, false, false); | |||
|             esp_rom_gpio_connect_in_signal(mPinMiso, spi_periph_signal[host_device].spiq_in, false); | |||
|             esp_rom_gpio_connect_out_signal(mPinClk, spi_periph_signal[host_device].spiclk_out, false, false); | |||
|         } | |||
| 
 | |||
|         void unpatch() override { | |||
|             esp_rom_gpio_connect_out_signal(mPinMosi, SIG_GPIO_OUT_IDX, false, false); | |||
|             esp_rom_gpio_connect_in_signal(mPinMiso, GPIO_MATRIX_CONST_ZERO_INPUT, false); | |||
|             esp_rom_gpio_connect_out_signal(mPinClk, SIG_GPIO_OUT_IDX, false, false); | |||
|         } | |||
| 
 | |||
|         void init(int8_t mosi, int8_t miso, int8_t sclk, int8_t cs, int8_t en, int32_t speed = 0) { | |||
|             DHEX(mosi); | |||
|             DBGPRINT(" "); | |||
|             DHEX(miso); | |||
|             DBGPRINT(" "); | |||
|             DHEX(sclk); | |||
|             DBGPRINT(" "); | |||
|             DHEX(cs); | |||
|             DBGPRINT(" "); | |||
|             DHEX(en); | |||
|             DBGPRINTLN(" "); | |||
|             delay(300); | |||
|             mPinMosi = static_cast<>(mosi); | |||
|             DBGPRINTLN("21"); | |||
|             delay(300); | |||
|             mPinMiso = static_cast<gpio_num_t>(miso); | |||
|             DBGPRINTLN("22"); | |||
|             delay(300); | |||
|             mPinClk = static_cast<gpio_num_t>(sclk); | |||
|             DBGPRINTLN("23"); | |||
|             delay(300); | |||
|             mPinCs = static_cast<gpio_num_t>(cs); | |||
|             DBGPRINTLN("24"); | |||
|             delay(300); | |||
|             mPinEn = static_cast<gpio_num_t>(en); | |||
|             DBGPRINTLN("25"); | |||
|             delay(300); | |||
|             mSpiSpeed = speed; | |||
| 
 | |||
|             DBGPRINTLN("3"); | |||
|             delay(300); | |||
|             host_device = mSpiPatcher.init(); | |||
|             DBGPRINTLN("4"); | |||
|             delay(300); | |||
| 
 | |||
|             gpio_reset_pin(mPinMosi); | |||
|             gpio_set_direction(mPinMosi, GPIO_MODE_OUTPUT); | |||
|             gpio_set_level(mPinMosi, 1); | |||
| 
 | |||
|             gpio_reset_pin(mPinMiso); | |||
|             gpio_set_direction(mPinMiso, GPIO_MODE_INPUT); | |||
| 
 | |||
|             gpio_reset_pin(mPinClk); | |||
|             gpio_set_direction(mPinClk, GPIO_MODE_OUTPUT); | |||
|             gpio_set_level(mPinClk, 0); | |||
| 
 | |||
|             gpio_reset_pin(mPinCs); | |||
|             spi_device_interface_config_t devcfg = { | |||
|                 .command_bits = 0, | |||
|                 .address_bits = 0, | |||
|                 .dummy_bits = 0, | |||
|                 .mode = 0, | |||
|                 .duty_cycle_pos = 0, | |||
|                 .cs_ena_pretrans = 0, | |||
|                 .cs_ena_posttrans = 0, | |||
|                 .clock_speed_hz = mSpiSpeed, | |||
|                 .input_delay_ns = 0, | |||
|                 .spics_io_num = mPinCs, | |||
|                 .flags = 0, | |||
|                 .queue_size = 1, | |||
|                 .pre_cb = nullptr, | |||
|                 .post_cb = nullptr | |||
|             }; | |||
|             ESP_ERROR_CHECK(spi_bus_add_device(host_device, &devcfg, &spi)); | |||
| 
 | |||
|             gpio_reset_pin(mPinEn); | |||
|             gpio_set_direction(mPinEn, GPIO_MODE_OUTPUT); | |||
|             gpio_set_level(mPinEn, 0); | |||
|         } | |||
| 
 | |||
| 
 | |||
|         bool begin() override { | |||
|             return true; | |||
|         } | |||
| 
 | |||
|         void end() override {} | |||
| 
 | |||
|         void ce(bool level) override { | |||
|             gpio_set_level(mPinEn, level); | |||
|         } | |||
| 
 | |||
|         uint8_t write(uint8_t cmd, const uint8_t* buf, uint8_t len) override { | |||
|             uint8_t data[NRF_MAX_TRANSFER_SZ]; | |||
|             data[0] = cmd; | |||
|             std::copy(&buf[0], &buf[len], &data[1]); | |||
| 
 | |||
|             request_spi(); | |||
| 
 | |||
|             size_t spiLen = (static_cast<size_t>(len) + 1u) << 3; | |||
|             spi_transaction_t t = { | |||
|                 .flags = 0, | |||
|                 .cmd = 0, | |||
|                 .addr = 0, | |||
|                 .length = spiLen, | |||
|                 .rxlength = spiLen, | |||
|                 .user = NULL, | |||
|                 .tx_buffer = data, | |||
|                 .rx_buffer = data | |||
|             }; | |||
|             ESP_ERROR_CHECK(spi_device_polling_transmit(spi, &t)); | |||
| 
 | |||
|             release_spi(); | |||
| 
 | |||
|             return data[0]; // status
 | |||
|         } | |||
| 
 | |||
|         uint8_t write(uint8_t cmd, const uint8_t* buf, uint8_t data_len, uint8_t blank_len) override { | |||
|             uint8_t data[NRF_MAX_TRANSFER_SZ]; | |||
|             data[0] = cmd; | |||
|             memset(data, 0, NRF_MAX_TRANSFER_SZ); | |||
|             std::copy(&buf[0], &buf[data_len], &data[1]); | |||
| 
 | |||
|             request_spi(); | |||
| 
 | |||
|             size_t spiLen = (static_cast<size_t>(data_len) + static_cast<size_t>(blank_len) + 1u) << 3; | |||
|             spi_transaction_t t = { | |||
|                 .flags = 0, | |||
|                 .cmd = 0, | |||
|                 .addr = 0, | |||
|                 .length = spiLen, | |||
|                 .rxlength = spiLen, | |||
|                 .user = NULL, | |||
|                 .tx_buffer = data, | |||
|                 .rx_buffer = data | |||
|             }; | |||
|             ESP_ERROR_CHECK(spi_device_polling_transmit(spi, &t)); | |||
| 
 | |||
|             release_spi(); | |||
| 
 | |||
|             return data[0]; // status
 | |||
|         } | |||
| 
 | |||
|         uint8_t read(uint8_t cmd, uint8_t* buf, uint8_t len) override { | |||
|             uint8_t data[NRF_MAX_TRANSFER_SZ]; | |||
|             data[0] = cmd; | |||
|             memset(&data[1], 0xff, len); | |||
| 
 | |||
|             request_spi(); | |||
| 
 | |||
|             size_t spiLen = (static_cast<size_t>(len) + 1u) << 3; | |||
|             spi_transaction_t t = { | |||
|                 .flags = 0, | |||
|                 .cmd = 0, | |||
|                 .addr = 0, | |||
|                 .length = spiLen, | |||
|                 .rxlength = spiLen, | |||
|                 .user = NULL, | |||
|                 .tx_buffer = data, | |||
|                 .rx_buffer = data | |||
|             }; | |||
|             ESP_ERROR_CHECK(spi_device_polling_transmit(spi, &t)); | |||
| 
 | |||
|             release_spi(); | |||
| 
 | |||
|             std::copy(&data[1], &data[len+1], buf); | |||
|             return data[0]; // status
 | |||
|         } | |||
| 
 | |||
|         uint8_t read(uint8_t cmd, uint8_t* buf, uint8_t data_len, uint8_t blank_len) override { | |||
|             uint8_t data[NRF_MAX_TRANSFER_SZ]; | |||
|             data[0] = cmd; | |||
|             memset(&data[1], 0xff, (data_len + blank_len)); | |||
| 
 | |||
|             request_spi(); | |||
| 
 | |||
|             size_t spiLen = (static_cast<size_t>(data_len) + static_cast<size_t>(blank_len) + 1u) << 3; | |||
|             spi_transaction_t t = { | |||
|                 .flags = 0, | |||
|                 .cmd = 0, | |||
|                 .addr = 0, | |||
|                 .length = spiLen, | |||
|                 .rxlength = spiLen, | |||
|                 .user = NULL, | |||
|                 .tx_buffer = data, | |||
|                 .rx_buffer = data | |||
|             }; | |||
|             ESP_ERROR_CHECK(spi_device_polling_transmit(spi, &t)); | |||
| 
 | |||
|             release_spi(); | |||
| 
 | |||
|             std::copy(&data[1], &data[data_len+1], buf); | |||
|             return data[0]; // status
 | |||
|         } | |||
| 
 | |||
|     private: | |||
|         inline void request_spi() { | |||
|             mSpiPatcher.request(this); | |||
|         } | |||
| 
 | |||
|         inline void release_spi() { | |||
|             mSpiPatcher.release(); | |||
|         } | |||
| 
 | |||
|     private: | |||
|         gpio_num_t mPinMosi = GPIO_NUM_NC; | |||
|         gpio_num_t mPinMiso = GPIO_NUM_NC; | |||
|         gpio_num_t mPinClk = GPIO_NUM_NC; | |||
|         gpio_num_t mPinCs = GPIO_NUM_NC; | |||
|         gpio_num_t mPinEn = GPIO_NUM_NC; | |||
|         int32_t mSpiSpeed = NRF_DEFAULT_SPI_SPEED; | |||
| 
 | |||
|         spi_host_device_t host_device; | |||
|         spi_device_handle_t spi; | |||
|         SpiPatcher mSpiPatcher; | |||
| }; | |||
| 
 | |||
| #endif /*__NRF_HAL_H__*/ | |||
| @ -0,0 +1,78 @@ | |||
| //-----------------------------------------------------------------------------
 | |||
| // 2023 Ahoy, https://www.mikrocontroller.net/topic/525778
 | |||
| // Creative Commons - http://creativecommons.org/licenses/by-nc-sa/3.0/de/
 | |||
| //-----------------------------------------------------------------------------
 | |||
| 
 | |||
| #ifndef __SPI_PATCHER_H__ | |||
| #define __SPI_PATCHER_H__ | |||
| #pragma once | |||
| 
 | |||
| #include "spiPatcherHandle.h" | |||
| 
 | |||
| #include <driver/spi_master.h> | |||
| #include <freertos/semphr.h> | |||
| 
 | |||
| class SpiPatcher { | |||
|     public: | |||
|         explicit SpiPatcher(spi_host_device_t host_device) : | |||
|             host_device(host_device), initialized(false), cur_handle(nullptr) { | |||
|             // Use binary semaphore instead of mutex for performance reasons
 | |||
|             mutex = xSemaphoreCreateBinaryStatic(&mutex_buffer); | |||
|             xSemaphoreGive(mutex); | |||
|         } | |||
| 
 | |||
|         ~SpiPatcher() { vSemaphoreDelete(mutex); } | |||
| 
 | |||
|         spi_host_device_t init() { | |||
|             if (!initialized) { | |||
|                 initialized = true; | |||
| 
 | |||
|                 spi_bus_config_t buscfg = { | |||
|                     .mosi_io_num = -1, | |||
|                     .miso_io_num = -1, | |||
|                     .sclk_io_num = -1, | |||
|                     .quadwp_io_num = -1, | |||
|                     .quadhd_io_num = -1, | |||
|                     .data4_io_num = -1, | |||
|                     .data5_io_num = -1, | |||
|                     .data6_io_num = -1, | |||
|                     .data7_io_num = -1, | |||
|                     .max_transfer_sz = SOC_SPI_MAXIMUM_BUFFER_SIZE, | |||
|                     .flags = 0, | |||
|                     .intr_flags = 0 | |||
|                 }; | |||
|                 ESP_ERROR_CHECK(spi_bus_initialize(host_device, &buscfg, SPI_DMA_DISABLED)); | |||
|             } | |||
| 
 | |||
|             return host_device; | |||
|         } | |||
| 
 | |||
|         inline void request(SpiPatcherHandle* handle) { | |||
|             xSemaphoreTake(mutex, portMAX_DELAY); | |||
| 
 | |||
|             if (cur_handle != handle) { | |||
|                 if (cur_handle) { | |||
|                     cur_handle->unpatch(); | |||
|                 } | |||
|                 cur_handle = handle; | |||
|                 if (cur_handle) { | |||
|                     cur_handle->patch(); | |||
|                 } | |||
|             } | |||
|         } | |||
| 
 | |||
|         inline void release() { | |||
|             xSemaphoreGive(mutex); | |||
|         } | |||
| 
 | |||
|     private: | |||
|         const spi_host_device_t host_device; | |||
|         bool initialized; | |||
| 
 | |||
|         SpiPatcherHandle* cur_handle; | |||
| 
 | |||
|         SemaphoreHandle_t mutex; | |||
|         StaticSemaphore_t mutex_buffer; | |||
| }; | |||
| 
 | |||
| #endif /*__SPI_PATCHER_H__*/ | |||
| @ -0,0 +1,17 @@ | |||
| //-----------------------------------------------------------------------------
 | |||
| // 2023 Ahoy, https://www.mikrocontroller.net/topic/525778
 | |||
| // Creative Commons - http://creativecommons.org/licenses/by-nc-sa/3.0/de/
 | |||
| //-----------------------------------------------------------------------------
 | |||
| 
 | |||
| #ifndef __SPI_PATCHER_HANDLE_H__ | |||
| #define __SPI_PATCHER_HANDLE_H__ | |||
| #pragma once | |||
| 
 | |||
| class SpiPatcherHandle { | |||
|     public: | |||
|         virtual ~SpiPatcherHandle() {} | |||
|         virtual void patch() = 0; | |||
|         virtual void unpatch() = 0; | |||
| }; | |||
| 
 | |||
| #endif /*__SPI_PATCHER_HANDLE_H__*/ | |||
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