#ifndef GPIO_H
#define GPIO_H

struct GPIO_t {
	#if defined(STM32F1)
	volatile uint32_t CRL;
	volatile uint32_t CRH;
	volatile uint32_t IDR;
	volatile uint32_t ODR;
	volatile uint32_t BSRR;
	volatile uint32_t BRR;
	volatile uint32_t LCKR;
	#elif defined(STM32F4)
	volatile uint32_t MODER;
	volatile uint32_t OTYPER;
	volatile uint32_t OSPEEDER;
	volatile uint32_t PUPDR;
	volatile uint32_t IDR;
	volatile uint32_t ODR;
	volatile uint32_t BSRR;
	volatile uint32_t LCKR;
	volatile uint32_t AFRL;
	volatile uint32_t AFRH;
	#endif
};

#if defined(STM32F1)
static GPIO_t& GPIOA = *(GPIO_t*)0x40010800;
static GPIO_t& GPIOB = *(GPIO_t*)0x40010c00;
static GPIO_t& GPIOC = *(GPIO_t*)0x40011000;
static GPIO_t& GPIOD = *(GPIO_t*)0x40011400;
#elif defined(STM32F4)
static GPIO_t& GPIOA = *(GPIO_t*)0x40020000;
static GPIO_t& GPIOB = *(GPIO_t*)0x40020400;
static GPIO_t& GPIOC = *(GPIO_t*)0x40020800;
static GPIO_t& GPIOD = *(GPIO_t*)0x40020c00;
static GPIO_t& GPIOE = *(GPIO_t*)0x40021000;
static GPIO_t& GPIOF = *(GPIO_t*)0x40021400;
static GPIO_t& GPIOG = *(GPIO_t*)0x40021800;
static GPIO_t& GPIOH = *(GPIO_t*)0x40021c00;
static GPIO_t& GPIOI = *(GPIO_t*)0x40022000;
#endif

#endif