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/*
 * (c) 2001, 2006 IBM Corporation.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version
 * 2 of the License, or (at your option) any later version.
 */

#ifndef _ASM_POWERPC_UDBG_H
#define _ASM_POWERPC_UDBG_H
#ifdef __KERNEL__

#include <linux/compiler.h>
#include <linux/init.h>

extern void (*udbg_putc)(char c);
extern int (*udbg_getc)(void);
extern int (*udbg_getc_poll)(void);

extern void udbg_puts(const char *s);
extern int udbg_write(const char *s, int n);
extern int udbg_read(char *buf, int buflen);

extern void register_early_udbg_console(void);
extern void udbg_printf(const char *fmt, ...);
extern void udbg_progress(char *s, unsigned short hex);

extern void udbg_init_uart(void __iomem *comport, unsigned int speed,
			   unsigned int clock);
extern unsigned int udbg_probe_uart_speed(void __iomem *comport,
					  unsigned int clock);

struct device_node;
extern void udbg_scc_init(int force_scc);
extern int udbg_adb_init(int force_btext);
extern void udbg_adb_init_early(void);

extern void __init udbg_early_init(void);
extern void __init udbg_init_debug_lpar(void);
extern void __init udbg_init_pmac_realmode(void);
extern void __init udbg_init_maple_realmode(void);
extern void __init udbg_init_iseries(void);
extern void __init udbg_init_rtas(void);

#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_UDBG_H */