#ifndef ARCH_H_
#define ARCH_H_

#ifndef ARCH_STM32L4
#define ARCH_STM32L4
#endif

#define CORTEX_M4

#define enable_interrupts() \
  asm volatile(" cpsie i ")


#define DMA1_BASE (0x40020000)
#define DMA2_BASE (0x40020400)

#define USART1_BASE (0x40013800)
#define USART2_BASE (0x40004400)

#define GPIOA_BASE (0x48000000)
#define GPIOB_BASE (0x48000400)
#define GPIOC_BASE (0x48000800)

#define SRAM1_BASE (0x20000000)
#define SRAM2_BASE (0x2000C000)

#define SYSTEM_CONFIG_BLOCK_BASE (0xE000E008)

#include <stdint.h>
#ifndef DRY_RUN
_Static_assert(sizeof(void*) == sizeof(uint32_t), "Pointers must be 32 bits");
#endif

#endif /* ARCH_H_ */