e1000_osdep.h

COPE the first practical network coding scheme which is developped on click

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  Copyright(c) 1999 - 2002 Intel Corporation. All rights reserved.
  
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  more details.
  
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  this program; if not, write to the Free Software Foundation, Inc., 59 
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  file called LICENSE.
  
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*******************************************************************************/


/* glue for the OS independant part of e1000 
 * includes register access macros
 */

#ifndef _E1000_OSDEP_H_
#define _E1000_OSDEP_H_

#include <linux/types.h>
#include <linux/pci.h>
#include <linux/delay.h>
#include <asm/io.h>
#include <linux/interrupt.h>
#include "kcompat.h"

#define usec_delay(x) udelay(x)
#ifndef msec_delay
#define msec_delay(x)	do { if(in_interrupt()) { \
				/* Don't mdelay in interrupt context! */ \
	                	BUG(); \
			} else { \
				set_current_state(TASK_UNINTERRUPTIBLE); \
				schedule_timeout((x * HZ)/1000); \
			} } while(0)
#endif

#define PCI_COMMAND_REGISTER   PCI_COMMAND
#define CMD_MEM_WRT_INVALIDATE PCI_COMMAND_INVALIDATE

typedef enum {
    FALSE = 0,
    TRUE = 1
} boolean_t;

#define ASSERT(x)	if(!(x)) BUG()
#define MSGOUT(S, A, B)	printk(KERN_DEBUG S "\n", A, B)

#if DBG
#define DEBUGOUT(S)		printk(KERN_DEBUG S "\n")
#define DEBUGOUT1(S, A...)	printk(KERN_DEBUG S "\n", A)
#else
#define DEBUGOUT(S)
#define DEBUGOUT1(S, A...)
#endif

#define DEBUGFUNC(F) DEBUGOUT(F)
#define DEBUGOUT2 DEBUGOUT1
#define DEBUGOUT3 DEBUGOUT2
#define DEBUGOUT7 DEBUGOUT3


#define E1000_WRITE_REG(a, reg, value) ( \
    ((a)->mac_type >= e1000_82543) ? \
        (writel((value), ((a)->hw_addr + E1000_##reg))) : \
        (writel((value), ((a)->hw_addr + E1000_82542_##reg))))

#define E1000_READ_REG(a, reg) ( \
    ((a)->mac_type >= e1000_82543) ? \
        readl((a)->hw_addr + E1000_##reg) : \
        readl((a)->hw_addr + E1000_82542_##reg))

#define E1000_WRITE_REG_ARRAY(a, reg, offset, value) ( \
    ((a)->mac_type >= e1000_82543) ? \
        writel((value), ((a)->hw_addr + E1000_##reg + ((offset) << 2))) : \
        writel((value), ((a)->hw_addr + E1000_82542_##reg + ((offset) << 2))))

#define E1000_READ_REG_ARRAY(a, reg, offset) ( \
    ((a)->mac_type >= e1000_82543) ? \
        readl((a)->hw_addr + E1000_##reg + ((offset) << 2)) : \
        readl((a)->hw_addr + E1000_82542_##reg + ((offset) << 2)))

#define E1000_WRITE_FLUSH(a) {uint32_t x; x = E1000_READ_REG(a, STATUS);}

#endif /* _E1000_OSDEP_H_ */