?? at91.h
字號:
/*
* at91.h
* this file defines at91 related on AT91X40
* for Atmel AT91 arch
*
* Bugs report: li ming ( lmcs00@mails.tsinghua.edu.cn )
* Last modified: 2003-02-02
*
*/
#ifndef __AT91_H
#define __AT91_H
#define ARM_CLK (32768000)
#define __arch_putb(v,a) (*(volatile unsigned char *)(a) = (v))
#define __arch_putl(v,a) (*(volatile unsigned int *)(a) = (v))
#define __arch_getb(a) (*(volatile unsigned char *)(a))
#define __arch_getl(a) (*(volatile unsigned int *)(a))
#define outb(v,a) __arch_putb(v,a)
#define inb(a) __arch_getb(a)
#define NR_IRQS 24
#define VALID_IRQ(i) (i<=8 ||(i>=16 && i<NR_IRQS))
#define IRQ_FIQ 0
#define IRQ_SWI 1
#define IRQ_USART0 2
#define IRQ_USART1 3
#define IRQ_TC0 4
#define IRQ_TC1 5
#define IRQ_TC2 6
#define IRQ_WD 7
#define IRQ_PIOA 8
#define IRQ_EXT0 16
#define IRQ_EXT1 17
#define IRQ_EXT2 18
#define NETENABLE 1
#ifdef NETENABLE
#define AT91_NET_BASE (0xfffa0000)
#define AT91_NET_SIZE 255
#define AT91_NET_IRQNUM IRQ_EXT0 //16
#endif
#endif __AT91_H
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