diff options
Diffstat (limited to 'sw/lib/OneWire/util/OneWire_direct_gpio.h')
| -rw-r--r-- | sw/lib/OneWire/util/OneWire_direct_gpio.h | 420 |
1 files changed, 0 insertions, 420 deletions
diff --git a/sw/lib/OneWire/util/OneWire_direct_gpio.h b/sw/lib/OneWire/util/OneWire_direct_gpio.h deleted file mode 100644 index 0771367..0000000 --- a/sw/lib/OneWire/util/OneWire_direct_gpio.h +++ /dev/null @@ -1,420 +0,0 @@ -#ifndef OneWire_Direct_GPIO_h -#define OneWire_Direct_GPIO_h - -// This header should ONLY be included by OneWire.cpp. These defines are -// meant to be private, used within OneWire.cpp, but not exposed to Arduino -// sketches or other libraries which may include OneWire.h. - -#include <stdint.h> - -// Platform specific I/O definitions - -#if defined(__AVR__) -#define PIN_TO_BASEREG(pin) (portInputRegister(digitalPinToPort(pin))) -#define PIN_TO_BITMASK(pin) (digitalPinToBitMask(pin)) -#define IO_REG_TYPE uint8_t -#define IO_REG_BASE_ATTR asm("r30") -#define IO_REG_MASK_ATTR -#if defined(__AVR_ATmega4809__) -#define DIRECT_READ(base, mask) (((*(base)) & (mask)) ? 1 : 0) -#define DIRECT_MODE_INPUT(base, mask) ((*((base)-8)) &= ~(mask)) -#define DIRECT_MODE_OUTPUT(base, mask) ((*((base)-8)) |= (mask)) -#define DIRECT_WRITE_LOW(base, mask) ((*((base)-4)) &= ~(mask)) -#define DIRECT_WRITE_HIGH(base, mask) ((*((base)-4)) |= (mask)) -#else -#define DIRECT_READ(base, mask) (((*(base)) & (mask)) ? 1 : 0) -#define DIRECT_MODE_INPUT(base, mask) ((*((base)+1)) &= ~(mask)) -#define DIRECT_MODE_OUTPUT(base, mask) ((*((base)+1)) |= (mask)) -#define DIRECT_WRITE_LOW(base, mask) ((*((base)+2)) &= ~(mask)) -#define DIRECT_WRITE_HIGH(base, mask) ((*((base)+2)) |= (mask)) -#endif - -#elif defined(__MK20DX128__) || defined(__MK20DX256__) || defined(__MK66FX1M0__) || defined(__MK64FX512__) -#define PIN_TO_BASEREG(pin) (portOutputRegister(pin)) -#define PIN_TO_BITMASK(pin) (1) -#define IO_REG_TYPE uint8_t -#define IO_REG_BASE_ATTR -#define IO_REG_MASK_ATTR __attribute__ ((unused)) -#define DIRECT_READ(base, mask) (*((base)+512)) -#define DIRECT_MODE_INPUT(base, mask) (*((base)+640) = 0) -#define DIRECT_MODE_OUTPUT(base, mask) (*((base)+640) = 1) -#define DIRECT_WRITE_LOW(base, mask) (*((base)+256) = 1) -#define DIRECT_WRITE_HIGH(base, mask) (*((base)+128) = 1) - -#elif defined(__MKL26Z64__) -#define PIN_TO_BASEREG(pin) (portOutputRegister(pin)) -#define PIN_TO_BITMASK(pin) (digitalPinToBitMask(pin)) -#define IO_REG_TYPE uint8_t -#define IO_REG_BASE_ATTR -#define IO_REG_MASK_ATTR -#define DIRECT_READ(base, mask) ((*((base)+16) & (mask)) ? 1 : 0) -#define DIRECT_MODE_INPUT(base, mask) (*((base)+20) &= ~(mask)) -#define DIRECT_MODE_OUTPUT(base, mask) (*((base)+20) |= (mask)) -#define DIRECT_WRITE_LOW(base, mask) (*((base)+8) = (mask)) -#define DIRECT_WRITE_HIGH(base, mask) (*((base)+4) = (mask)) - -#elif defined(__IMXRT1052__) || defined(__IMXRT1062__) -#define PIN_TO_BASEREG(pin) (portOutputRegister(pin)) -#define PIN_TO_BITMASK(pin) (digitalPinToBitMask(pin)) -#define IO_REG_TYPE uint32_t -#define IO_REG_BASE_ATTR -#define IO_REG_MASK_ATTR -#define DIRECT_READ(base, mask) ((*((base)+2) & (mask)) ? 1 : 0) -#define DIRECT_MODE_INPUT(base, mask) (*((base)+1) &= ~(mask)) -#define DIRECT_MODE_OUTPUT(base, mask) (*((base)+1) |= (mask)) -#define DIRECT_WRITE_LOW(base, mask) (*((base)+34) = (mask)) -#define DIRECT_WRITE_HIGH(base, mask) (*((base)+33) = (mask)) - -#elif defined(__SAM3X8E__) || defined(__SAM3A8C__) || defined(__SAM3A4C__) -// Arduino 1.5.1 may have a bug in delayMicroseconds() on Arduino Due. -// http://arduino.cc/forum/index.php/topic,141030.msg1076268.html#msg1076268 -// If you have trouble with OneWire on Arduino Due, please check the -// status of delayMicroseconds() before reporting a bug in OneWire! -#define PIN_TO_BASEREG(pin) (&(digitalPinToPort(pin)->PIO_PER)) -#define PIN_TO_BITMASK(pin) (digitalPinToBitMask(pin)) -#define IO_REG_TYPE uint32_t -#define IO_REG_BASE_ATTR -#define IO_REG_MASK_ATTR -#define DIRECT_READ(base, mask) (((*((base)+15)) & (mask)) ? 1 : 0) -#define DIRECT_MODE_INPUT(base, mask) ((*((base)+5)) = (mask)) -#define DIRECT_MODE_OUTPUT(base, mask) ((*((base)+4)) = (mask)) -#define DIRECT_WRITE_LOW(base, mask) ((*((base)+13)) = (mask)) -#define DIRECT_WRITE_HIGH(base, mask) ((*((base)+12)) = (mask)) -#ifndef PROGMEM -#define PROGMEM -#endif -#ifndef pgm_read_byte -#define pgm_read_byte(addr) (*(const uint8_t *)(addr)) -#endif - -#elif defined(__PIC32MX__) -#define PIN_TO_BASEREG(pin) (portModeRegister(digitalPinToPort(pin))) -#define PIN_TO_BITMASK(pin) (digitalPinToBitMask(pin)) -#define IO_REG_TYPE uint32_t -#define IO_REG_BASE_ATTR -#define IO_REG_MASK_ATTR -#define DIRECT_READ(base, mask) (((*(base+4)) & (mask)) ? 1 : 0) //PORTX + 0x10 -#define DIRECT_MODE_INPUT(base, mask) ((*(base+2)) = (mask)) //TRISXSET + 0x08 -#define DIRECT_MODE_OUTPUT(base, mask) ((*(base+1)) = (mask)) //TRISXCLR + 0x04 -#define DIRECT_WRITE_LOW(base, mask) ((*(base+8+1)) = (mask)) //LATXCLR + 0x24 -#define DIRECT_WRITE_HIGH(base, mask) ((*(base+8+2)) = (mask)) //LATXSET + 0x28 - -#elif defined(ARDUINO_ARCH_ESP8266) -// Special note: I depend on the ESP community to maintain these definitions and -// submit good pull requests. I can not answer any ESP questions or help you -// resolve any problems related to ESP chips. Please do not contact me and please -// DO NOT CREATE GITHUB ISSUES for ESP support. All ESP questions must be asked -// on ESP community forums. -#define PIN_TO_BASEREG(pin) ((volatile uint32_t*) GPO) -#define PIN_TO_BITMASK(pin) (1 << pin) -#define IO_REG_TYPE uint32_t -#define IO_REG_BASE_ATTR -#define IO_REG_MASK_ATTR -#define DIRECT_READ(base, mask) ((GPI & (mask)) ? 1 : 0) //GPIO_IN_ADDRESS -#define DIRECT_MODE_INPUT(base, mask) (GPE &= ~(mask)) //GPIO_ENABLE_W1TC_ADDRESS -#define DIRECT_MODE_OUTPUT(base, mask) (GPE |= (mask)) //GPIO_ENABLE_W1TS_ADDRESS -#define DIRECT_WRITE_LOW(base, mask) (GPOC = (mask)) //GPIO_OUT_W1TC_ADDRESS -#define DIRECT_WRITE_HIGH(base, mask) (GPOS = (mask)) //GPIO_OUT_W1TS_ADDRESS - -#elif defined(ARDUINO_ARCH_ESP32) -#include <driver/rtc_io.h> -#define PIN_TO_BASEREG(pin) (0) -#define PIN_TO_BITMASK(pin) (pin) -#define IO_REG_TYPE uint32_t -#define IO_REG_BASE_ATTR -#define IO_REG_MASK_ATTR - -static inline __attribute__((always_inline)) -IO_REG_TYPE directRead(IO_REG_TYPE pin) -{ - if ( pin < 32 ) - return (GPIO.in >> pin) & 0x1; - else if ( pin < 40 ) - return (GPIO.in1.val >> (pin - 32)) & 0x1; - - return 0; -} - -static inline __attribute__((always_inline)) -void directWriteLow(IO_REG_TYPE pin) -{ - if ( pin < 32 ) - GPIO.out_w1tc = ((uint32_t)1 << pin); - else if ( pin < 34 ) - GPIO.out1_w1tc.val = ((uint32_t)1 << (pin - 32)); -} - -static inline __attribute__((always_inline)) -void directWriteHigh(IO_REG_TYPE pin) -{ - if ( pin < 32 ) - GPIO.out_w1ts = ((uint32_t)1 << pin); - else if ( pin < 34 ) - GPIO.out1_w1ts.val = ((uint32_t)1 << (pin - 32)); -} - -static inline __attribute__((always_inline)) -void directModeInput(IO_REG_TYPE pin) -{ - if ( digitalPinIsValid(pin) ) - { - uint32_t rtc_reg(rtc_gpio_desc[pin].reg); - - if ( rtc_reg ) // RTC pins PULL settings - { - ESP_REG(rtc_reg) = ESP_REG(rtc_reg) & ~(rtc_gpio_desc[pin].mux); - ESP_REG(rtc_reg) = ESP_REG(rtc_reg) & ~(rtc_gpio_desc[pin].pullup | rtc_gpio_desc[pin].pulldown); - } - - if ( pin < 32 ) - GPIO.enable_w1tc = ((uint32_t)1 << pin); - else - GPIO.enable1_w1tc.val = ((uint32_t)1 << (pin - 32)); - - uint32_t pinFunction((uint32_t)2 << FUN_DRV_S); // what are the drivers? - pinFunction |= FUN_IE; // input enable but required for output as well? - pinFunction |= ((uint32_t)2 << MCU_SEL_S); - - ESP_REG(DR_REG_IO_MUX_BASE + esp32_gpioMux[pin].reg) = pinFunction; - - GPIO.pin[pin].val = 0; - } -} - -static inline __attribute__((always_inline)) -void directModeOutput(IO_REG_TYPE pin) -{ - if ( digitalPinIsValid(pin) && pin <= 33 ) // pins above 33 can be only inputs - { - uint32_t rtc_reg(rtc_gpio_desc[pin].reg); - - if ( rtc_reg ) // RTC pins PULL settings - { - ESP_REG(rtc_reg) = ESP_REG(rtc_reg) & ~(rtc_gpio_desc[pin].mux); - ESP_REG(rtc_reg) = ESP_REG(rtc_reg) & ~(rtc_gpio_desc[pin].pullup | rtc_gpio_desc[pin].pulldown); - } - - if ( pin < 32 ) - GPIO.enable_w1ts = ((uint32_t)1 << pin); - else // already validated to pins <= 33 - GPIO.enable1_w1ts.val = ((uint32_t)1 << (pin - 32)); - - uint32_t pinFunction((uint32_t)2 << FUN_DRV_S); // what are the drivers? - pinFunction |= FUN_IE; // input enable but required for output as well? - pinFunction |= ((uint32_t)2 << MCU_SEL_S); - - ESP_REG(DR_REG_IO_MUX_BASE + esp32_gpioMux[pin].reg) = pinFunction; - - GPIO.pin[pin].val = 0; - } -} - -#define DIRECT_READ(base, pin) directRead(pin) -#define DIRECT_WRITE_LOW(base, pin) directWriteLow(pin) -#define DIRECT_WRITE_HIGH(base, pin) directWriteHigh(pin) -#define DIRECT_MODE_INPUT(base, pin) directModeInput(pin) -#define DIRECT_MODE_OUTPUT(base, pin) directModeOutput(pin) -// https://github.com/PaulStoffregen/OneWire/pull/47 -// https://github.com/stickbreaker/OneWire/commit/6eb7fc1c11a15b6ac8c60e5671cf36eb6829f82c -#ifdef interrupts -#undef interrupts -#endif -#ifdef noInterrupts -#undef noInterrupts -#endif -#define noInterrupts() {portMUX_TYPE mux = portMUX_INITIALIZER_UNLOCKED;portENTER_CRITICAL(&mux) -#define interrupts() portEXIT_CRITICAL(&mux);} -//#warning "ESP32 OneWire testing" - -#elif defined(ARDUINO_ARCH_STM32) -#define PIN_TO_BASEREG(pin) (0) -#define PIN_TO_BITMASK(pin) ((uint32_t)digitalPinToPinName(pin)) -#define IO_REG_TYPE uint32_t -#define IO_REG_BASE_ATTR -#define IO_REG_MASK_ATTR -#define DIRECT_READ(base, pin) digitalReadFast((PinName)pin) -#define DIRECT_WRITE_LOW(base, pin) digitalWriteFast((PinName)pin, LOW) -#define DIRECT_WRITE_HIGH(base, pin) digitalWriteFast((PinName)pin, HIGH) -#define DIRECT_MODE_INPUT(base, pin) pin_function((PinName)pin, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0)) -#define DIRECT_MODE_OUTPUT(base, pin) pin_function((PinName)pin, STM_PIN_DATA(STM_MODE_OUTPUT_PP, GPIO_NOPULL, 0)) - -#elif defined(__SAMD21G18A__) -#define PIN_TO_BASEREG(pin) portModeRegister(digitalPinToPort(pin)) -#define PIN_TO_BITMASK(pin) (digitalPinToBitMask(pin)) -#define IO_REG_TYPE uint32_t -#define IO_REG_BASE_ATTR -#define IO_REG_MASK_ATTR -#define DIRECT_READ(base, mask) (((*((base)+8)) & (mask)) ? 1 : 0) -#define DIRECT_MODE_INPUT(base, mask) ((*((base)+1)) = (mask)) -#define DIRECT_MODE_OUTPUT(base, mask) ((*((base)+2)) = (mask)) -#define DIRECT_WRITE_LOW(base, mask) ((*((base)+5)) = (mask)) -#define DIRECT_WRITE_HIGH(base, mask) ((*((base)+6)) = (mask)) - -#elif defined(RBL_NRF51822) -#define PIN_TO_BASEREG(pin) (0) -#define PIN_TO_BITMASK(pin) (pin) -#define IO_REG_TYPE uint32_t -#define IO_REG_BASE_ATTR -#define IO_REG_MASK_ATTR -#define DIRECT_READ(base, pin) nrf_gpio_pin_read(pin) -#define DIRECT_WRITE_LOW(base, pin) nrf_gpio_pin_clear(pin) -#define DIRECT_WRITE_HIGH(base, pin) nrf_gpio_pin_set(pin) -#define DIRECT_MODE_INPUT(base, pin) nrf_gpio_cfg_input(pin, NRF_GPIO_PIN_NOPULL) -#define DIRECT_MODE_OUTPUT(base, pin) nrf_gpio_cfg_output(pin) - -#elif defined(__arc__) /* Arduino101/Genuino101 specifics */ - -#include "scss_registers.h" -#include "portable.h" -#include "avr/pgmspace.h" - -#define GPIO_ID(pin) (g_APinDescription[pin].ulGPIOId) -#define GPIO_TYPE(pin) (g_APinDescription[pin].ulGPIOType) -#define GPIO_BASE(pin) (g_APinDescription[pin].ulGPIOBase) -#define DIR_OFFSET_SS 0x01 -#define DIR_OFFSET_SOC 0x04 -#define EXT_PORT_OFFSET_SS 0x0A -#define EXT_PORT_OFFSET_SOC 0x50 - -/* GPIO registers base address */ -#define PIN_TO_BASEREG(pin) ((volatile uint32_t *)g_APinDescription[pin].ulGPIOBase) -#define PIN_TO_BITMASK(pin) pin -#define IO_REG_TYPE uint32_t -#define IO_REG_BASE_ATTR -#define IO_REG_MASK_ATTR - -static inline __attribute__((always_inline)) -IO_REG_TYPE directRead(volatile IO_REG_TYPE *base, IO_REG_TYPE pin) -{ - IO_REG_TYPE ret; - if (SS_GPIO == GPIO_TYPE(pin)) { - ret = READ_ARC_REG(((IO_REG_TYPE)base + EXT_PORT_OFFSET_SS)); - } else { - ret = MMIO_REG_VAL_FROM_BASE((IO_REG_TYPE)base, EXT_PORT_OFFSET_SOC); - } - return ((ret >> GPIO_ID(pin)) & 0x01); -} - -static inline __attribute__((always_inline)) -void directModeInput(volatile IO_REG_TYPE *base, IO_REG_TYPE pin) -{ - if (SS_GPIO == GPIO_TYPE(pin)) { - WRITE_ARC_REG(READ_ARC_REG((((IO_REG_TYPE)base) + DIR_OFFSET_SS)) & ~(0x01 << GPIO_ID(pin)), - ((IO_REG_TYPE)(base) + DIR_OFFSET_SS)); - } else { - MMIO_REG_VAL_FROM_BASE((IO_REG_TYPE)base, DIR_OFFSET_SOC) &= ~(0x01 << GPIO_ID(pin)); - } -} - -static inline __attribute__((always_inline)) -void directModeOutput(volatile IO_REG_TYPE *base, IO_REG_TYPE pin) -{ - if (SS_GPIO == GPIO_TYPE(pin)) { - WRITE_ARC_REG(READ_ARC_REG(((IO_REG_TYPE)(base) + DIR_OFFSET_SS)) | (0x01 << GPIO_ID(pin)), - ((IO_REG_TYPE)(base) + DIR_OFFSET_SS)); - } else { - MMIO_REG_VAL_FROM_BASE((IO_REG_TYPE)base, DIR_OFFSET_SOC) |= (0x01 << GPIO_ID(pin)); - } -} - -static inline __attribute__((always_inline)) -void directWriteLow(volatile IO_REG_TYPE *base, IO_REG_TYPE pin) -{ - if (SS_GPIO == GPIO_TYPE(pin)) { - WRITE_ARC_REG(READ_ARC_REG(base) & ~(0x01 << GPIO_ID(pin)), base); - } else { - MMIO_REG_VAL(base) &= ~(0x01 << GPIO_ID(pin)); - } -} - -static inline __attribute__((always_inline)) -void directWriteHigh(volatile IO_REG_TYPE *base, IO_REG_TYPE pin) -{ - if (SS_GPIO == GPIO_TYPE(pin)) { - WRITE_ARC_REG(READ_ARC_REG(base) | (0x01 << GPIO_ID(pin)), base); - } else { - MMIO_REG_VAL(base) |= (0x01 << GPIO_ID(pin)); - } -} - -#define DIRECT_READ(base, pin) directRead(base, pin) -#define DIRECT_MODE_INPUT(base, pin) directModeInput(base, pin) -#define DIRECT_MODE_OUTPUT(base, pin) directModeOutput(base, pin) -#define DIRECT_WRITE_LOW(base, pin) directWriteLow(base, pin) -#define DIRECT_WRITE_HIGH(base, pin) directWriteHigh(base, pin) - -#elif defined(__riscv) - -/* - * Tested on highfive1 - * - * Stable results are achieved operating in the - * two high speed modes of the highfive1. It - * seems to be less reliable in slow mode. - */ -#define PIN_TO_BASEREG(pin) (0) -#define PIN_TO_BITMASK(pin) digitalPinToBitMask(pin) -#define IO_REG_TYPE uint32_t -#define IO_REG_BASE_ATTR -#define IO_REG_MASK_ATTR - -static inline __attribute__((always_inline)) -IO_REG_TYPE directRead(IO_REG_TYPE mask) -{ - return ((GPIO_REG(GPIO_INPUT_VAL) & mask) != 0) ? 1 : 0; -} - -static inline __attribute__((always_inline)) -void directModeInput(IO_REG_TYPE mask) -{ - GPIO_REG(GPIO_OUTPUT_XOR) &= ~mask; - GPIO_REG(GPIO_IOF_EN) &= ~mask; - - GPIO_REG(GPIO_INPUT_EN) |= mask; - GPIO_REG(GPIO_OUTPUT_EN) &= ~mask; -} - -static inline __attribute__((always_inline)) -void directModeOutput(IO_REG_TYPE mask) -{ - GPIO_REG(GPIO_OUTPUT_XOR) &= ~mask; - GPIO_REG(GPIO_IOF_EN) &= ~mask; - - GPIO_REG(GPIO_INPUT_EN) &= ~mask; - GPIO_REG(GPIO_OUTPUT_EN) |= mask; -} - -static inline __attribute__((always_inline)) -void directWriteLow(IO_REG_TYPE mask) -{ - GPIO_REG(GPIO_OUTPUT_VAL) &= ~mask; -} - -static inline __attribute__((always_inline)) -void directWriteHigh(IO_REG_TYPE mask) -{ - GPIO_REG(GPIO_OUTPUT_VAL) |= mask; -} - -#define DIRECT_READ(base, mask) directRead(mask) -#define DIRECT_WRITE_LOW(base, mask) directWriteLow(mask) -#define DIRECT_WRITE_HIGH(base, mask) directWriteHigh(mask) -#define DIRECT_MODE_INPUT(base, mask) directModeInput(mask) -#define DIRECT_MODE_OUTPUT(base, mask) directModeOutput(mask) - -#else -#define PIN_TO_BASEREG(pin) (0) -#define PIN_TO_BITMASK(pin) (pin) -#define IO_REG_TYPE unsigned int -#define IO_REG_BASE_ATTR -#define IO_REG_MASK_ATTR -#define DIRECT_READ(base, pin) digitalRead(pin) -#define DIRECT_WRITE_LOW(base, pin) digitalWrite(pin, LOW) -#define DIRECT_WRITE_HIGH(base, pin) digitalWrite(pin, HIGH) -#define DIRECT_MODE_INPUT(base, pin) pinMode(pin,INPUT) -#define DIRECT_MODE_OUTPUT(base, pin) pinMode(pin,OUTPUT) -#warning "OneWire. Fallback mode. Using API calls for pinMode,digitalRead and digitalWrite. Operation of this library is not guaranteed on this architecture." - -#endif - -#endif |