#ifndef CORE_USB_USB_COMMON
#define CORE_USB_USB_COMMON

#include "usb_common_types.h"
#include "usb_device_types.h"

#define USB_DELAY(t) for (uint64_t i = 0; i < (t) * 10000; i++) { asm("nop"); }

#define READ_FIELD(r,f) (((r) & (f##_Msk)) >> (f##_Pos))
#define WRITE_FIELD(r,f,v) ((r) = ((r) & ~(f##_Msk)) | (v << (f##_Pos)))
#define WAIT_FOR_BIT(r,b) while ((r) & (b)) {}
#define WAIT_FOR_BIT_DELAY(r,b,d) while ((r) & (b)) { USB_DELAY((d)); }
#define WAIT_FOR_nBIT(r,b) while (!((r) & (b))) {}
#define WAIT_FOR_nBIT_DELAY(r,b,d) while (!((r) & (b))) { USB_DELAY((d)); }

#define DWORD_ALIGN __attribute__((aligned(4)))

#define CEILDIV4(x) (((x) + 3) >> 2)
#define CEIL4(x) (((x) + 3) & (~0b11))

#endif /* CORE_USB_USB_COMMON */