Commit 7b962b22 authored by Daniel Friesel's avatar Daniel Friesel
Browse files

working AEMR timing benchmarks on stm32f446re

parent 3d26238e

include/arch/stm32f446re-nucleo/driver/gpio.h

+35 −5
Original line number Diff line number Diff line
@@ -40,22 +40,52 @@ class GPIO { 
			gpio_toggle(GPIOA, GPIO5);

		}

#pragma GCC diagnostic pop

		/*

		inline void input(unsigned char const pin) {

			if (pin < pb_0) {

				gpio_mode_setup(GPIOA, GPIO_MODE_INPUT, GPIO_PUPD_NONE, 1 << pin);

			} else if (pin < pc_0) {

				gpio_mode_setup(GPIOB, GPIO_MODE_INPUT, GPIO_PUPD_NONE, 1 << (pin - pb_0));

			} else if (pin < PIN_INVALID) {

				gpio_mode_setup(GPIOC, GPIO_MODE_INPUT, GPIO_PUPD_NONE, 1 << (pin - PIN_INVALID));

			}

		}

		inline void input(unsigned char const pin, unsigned char const pull) {

		}

		inline void output(unsigned char const pin) {

			if (pin < pb_0) {

				gpio_mode_setup(GPIOA, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, 1 << pin);

			} else if (pin < pc_0) {

				gpio_mode_setup(GPIOB, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, 1 << (pin - pb_0));

			} else if (pin < PIN_INVALID) {

				gpio_mode_setup(GPIOC, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, 1 << (pin - PIN_INVALID));

			}

		}

		/*

		inline void output(unsigned char const pin, unsigned char const value) {

		}

		inline unsigned char read(unsigned char const pin) {

		}

		}*/

		inline void write(unsigned char const pin, unsigned char value) {

			if (pin < pb_0) {

				if (value) {

					gpio_port_write(GPIOA, gpio_port_read(GPIOA) | (1 << pin));

				} else {

					gpio_port_write(GPIOA, gpio_port_read(GPIOA) & ~(1 << pin));

				}

			} else if (pin < pc_0) {

				if (value) {

					gpio_port_write(GPIOB, gpio_port_read(GPIOB) | (1 << (pin-pc_0)));

				} else {

					gpio_port_write(GPIOB, gpio_port_read(GPIOB) & ~(1 << (pin-pc_0)));

				}

			} else if (pin < PIN_INVALID) {

				if (value) {

					gpio_port_write(GPIOC, gpio_port_read(GPIOC) | (1 << (pin-PIN_INVALID)));

				} else {

					gpio_port_write(GPIOC, gpio_port_read(GPIOC) & ~(1 << (pin-PIN_INVALID)));

				}

			}

		inline void write_mask(unsigned char const pin_base, unsigned char set_mask, unsigned char clear_mask) {

		}

		*/

};



extern GPIO gpio;

src/arch/stm32f446re-nucleo/Makefile.inc

+2 −0
Original line number Diff line number Diff line
@@ -2,6 +2,8 @@ 


SERIAL_PORT ?= ttyACM0



cpu_freq ?= 168000000



INCLUDES += -Iext/libopencm3/include



COMMON_FLAGS += --static -nostartfiles -g3 -Os -fno-common