HAL for Espressif ESP32 Wifi

2017-10-08 17:38:10 +01:00
parent 091f742432
commit e2aeda61ed
23 changed files with 1257 additions and 16 deletions
--- a/Marlin/src/HAL/HAL_ESP32/HAL.h
+++ b/Marlin/src/HAL/HAL_ESP32/HAL.h
@ -0,0 +1,126 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2016 Bob Cousins bobcousins42@googlemail.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/**
+ * Description: HAL for Espressif ESP32 WiFi
+ */
+
+#ifndef _HAL_ESP32_H
+#define _HAL_ESP32_H
+
+#define CPU_32_BIT
+
+// --------------------------------------------------------------------------
+// Includes
+// --------------------------------------------------------------------------
+
+#include <stdint.h>
+
+#undef DISABLED
+#undef _BV
+
+#include <Arduino.h>
+
+#undef DISABLED
+#define DISABLED(b) (!_CAT(SWITCH_ENABLED_, b))
+
+#include "../math_32bit.h"
+#include "../HAL_SPI.h"
+
+#include "fastio_ESP32.h"
+#include "watchdog_ESP32.h"
+
+#include "HAL_timers_ESP32.h"
+
+// --------------------------------------------------------------------------
+// Defines
+// --------------------------------------------------------------------------
+
+extern portMUX_TYPE spinlock;
+
+#define NUM_SERIAL 1
+#define MYSERIAL0 Serial
+
+#define CRITICAL_SECTION_START portENTER_CRITICAL(&spinlock)
+#define CRITICAL_SECTION_END   portEXIT_CRITICAL(&spinlock)
+#define ISRS_ENABLED() (spinlock.owner == portMUX_FREE_VAL)
+#define ENABLE_ISRS()  if (spinlock.owner != portMUX_FREE_VAL) portEXIT_CRITICAL(&spinlock)
+#define DISABLE_ISRS() portENTER_CRITICAL(&spinlock)
+
+
+// Fix bug in pgm_read_ptr
+#undef pgm_read_ptr
+#define pgm_read_ptr(addr) (*(addr))
+
+// --------------------------------------------------------------------------
+// Types
+// --------------------------------------------------------------------------
+
+typedef int16_t pin_t;
+
+// --------------------------------------------------------------------------
+// Public Variables
+// --------------------------------------------------------------------------
+
+/** result of last ADC conversion */
+extern uint16_t HAL_adc_result;
+
+// --------------------------------------------------------------------------
+// Public functions
+// --------------------------------------------------------------------------
+
+// clear reset reason
+void HAL_clear_reset_source (void);
+
+// reset reason
+uint8_t HAL_get_reset_source (void);
+
+void _delay_ms(int delay);
+
+int freeMemory(void);
+
+void analogWrite(int pin, int value);
+
+// EEPROM
+void eeprom_write_byte(unsigned char *pos, unsigned char value);
+unsigned char eeprom_read_byte(unsigned char *pos);
+void eeprom_read_block (void *__dst, const void *__src, size_t __n);
+void eeprom_update_block (const void *__src, void *__dst, size_t __n);
+
+// ADC
+#define HAL_ANALOG_SELECT(pin)
+
+void HAL_adc_init(void);
+
+#define HAL_START_ADC(pin)  HAL_adc_start_conversion(pin)
+#define HAL_READ_ADC        HAL_adc_result
+
+void HAL_adc_start_conversion (uint8_t adc_pin);
+
+#define GET_PIN_MAP_PIN(index) index
+#define GET_PIN_MAP_INDEX(pin) pin
+#define PARSED_PIN_INDEX(code, dval) parser.intval(code, dval)
+
+// Enable hooks into idle and setup for HAL
+#define HAL_IDLETASK 1
+#define HAL_INIT 1
+void HAL_idletask(void);
+void HAL_init(void);
+
+#endif // _HAL_ESP32_H