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/*

 *

 * Author            : Lasse Lehtonen

 * Last modification : 29.03.2011

 *

 * N2H support functions

 *

 */

/* NB

 *

 *  Remember to modify below

 *     #define N2H2_CHAN_BASE

 *     #define N2H2_CHAN_IRQ_INTERRUPT_CONTROLLER_ID

 *     #define N2H2_CHAN_IRQ

 *

 */

#ifndef SUPPORT_H

#define SUPPORT_H

#include "n2h_isr_fifo.h"

#include "system.h"

#include "N2H_registers_and_macros.h"

#include "tut_n2h_regs.h"

#define N2H2_CHAN_BASE N2H2_CHAN_1_BASE

#define N2H2_CHAN_IRQ_INTERRUPT_CONTROLLER_ID N2H2_CHAN_1_IRQ_INTERRUPT_CONTROLLER_ID

#define N2H2_CHAN_IRQ N2H2_CHAN_1_IRQ

/*            where to read      how much    target address */

void n2h_send(int data_src_addr, int amount, int hibi_addr);

/*               which channel  where to store,    amount   address to match*/

void n2h_init_rx(int rx_channel, int rx_addr, int rx_amount, int hibi_addr);

/* Returns the position of the first occurrence of '1' from LSB (rigth)*/

int onehot2int(int num);

/* ISR handler*/

void n2h2_isr(void* context);

/* Init interrupt service */

void n2h_isr_init(N2H_isr_fifo* n2h_isr_fifo);

#endif