usb_hw.h

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#ifndef _USB_HW_H_
#define _USB_HW_H_
 
#ifdef __cplusplus
extern "C"{
#endif
 
#include "mcu.h"
 
#define hal_ll_core_enable_int_asm asm("nop"); \
                                   asm("ei"); \
                                   asm("nop")
 
static inline void usb_hw_init(void) {
    // Set interrupt priority for USB.
    #ifdef _IPC11_USBIP_MASK
    IPC11CLR = _IPC11_USBIP_MASK;
    IPC11SET = (10 << _IPC11_USBIP_POSITION);
    // Set interrupt subpriority for USB.
    IPC11CLR = _IPC11_USBIS_MASK;
    IPC11SET = (8 << _IPC11_USBIS_POSITION);
    #else
    // Set interrupt priority for USB.
    IPC7CLR = _IPC7_USBIP_MASK;
    IPC7SET = (10 << _IPC7_USBIP_POSITION);
    // Set interrupt subpriority for USB.
    IPC7CLR = _IPC7_USBIS_MASK;
    IPC7SET = (8 << _IPC7_USBIS_POSITION);
    #endif
 
    // Configure interrupt controller for Multi-vector mode.
    INTCONbits.MVEC = 1;
    // Enable global interrupts.
    hal_ll_core_enable_int_asm;
}
 
 // usb
 // middleware
 
#ifdef __cplusplus
}
#endif
 
#endif // _USB_HW_H_
// ------------------------------------------------------------------------- END