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#ifndef _COMMON_H_
#define _COMMON_H_
 
#include "board.h"
 
#ifdef	DEBUG
#define debug(fmt,args...) printf (fmt ,##args)
#else
#define debug(fmt,args...) __printf (fmt ,##args)
#endif
 
/* A Board Information structure that is given to a program when
 * ppcboot starts it up. */
typedef struct bd_info {
  enum bi_console_type_t {
    CT_NONE,
    CT_UART,
    CT_CRT,
    CT_SIM,
  } bi_console_type;
	unsigned long	bi_memstart;	/* start of  DRAM memory		*/
	unsigned long	bi_memsize;	/* size	 of  DRAM memory in bytes	*/
	unsigned long	bi_flashstart;	/* start of FLASH memory		*/
	unsigned long	bi_flashsize;	/* size	 of FLASH memory		*/
	unsigned long	bi_flashoffset; /* reserved area for startup monitor	*/
	unsigned long	bi_sramstart;	/* start of  SRAM memory		*/
	unsigned long	bi_sramsize;	/* size	 of  SRAM memory		*/
	unsigned long	bi_bootflags;	/* boot / reboot flag (for LynxOS)	*/
	unsigned long	bi_ip_addr;	/* IP Address				*/
	unsigned char	bi_enetaddr[6]; /* Ethernet adress			*/
	unsigned short	bi_ethspeed;	/* Ethernet speed in Mbps		*/
	unsigned long	bi_intfreq;	/* Internal Freq, in MHz		*/
	unsigned long	bi_busfreq;	/* Bus Freq, in MHz			*/
	unsigned long	bi_baudrate;	/* Console Baudrate			*/
} bd_t;
 
typedef struct {
  unsigned long src_addr;
  unsigned long dst_addr;
  unsigned long length;
  unsigned long ip;
  unsigned long gw_ip;
  unsigned long mask;
  unsigned long srv_ip;
  unsigned char eth_add[6];
} global_struct;
 
extern bd_t bd;
extern global_struct global;
 
/* stdio */
extern int getc (void);
extern int testc (void);
extern int ctrlc (void);
extern void putc (const char c);
extern int printf (const char *fmt, ...);
 
extern unsigned long strtoul(char *s);
 
/* simulator stdout */
extern void __printf (const char *fmt, ...);
 
/* Reports a 32bit value to the simulator */
extern void report(unsigned long value);
 
/* Commands stuff */
#if HELP_ENABLED
#define register_command(name,params,help,funct) register_command_func (name, params, help, funct)
#else /* !HELP_ENABLED */
#define register_command(name,params,help,funct) register_command_func (name, "", "", funct)
#endif /* HELP_ENABLED */
 
extern void register_command_func (const char *name, const char *params, const char *help, int (*func)(int argc, char *argv[]));
 
/* Redirects console */
extern void change_console_type (enum bi_console_type_t con_type);
 
/* OR1k specific */
/* For writing into SPR. */
extern void mtspr(unsigned long spr, unsigned long value);
 
/* For reading SPR. */
extern unsigned long mfspr(unsigned long spr);
 
#endif	/* _COMMON_H_ */