/* $Id: segment.c,v 1.7 2000/08/26 02:38:03 anton Exp $ * segment.c:  Prom routine to map segments in other contexts before *             a standalone is completely mapped.  This is for sun4 and *             sun4c architectures only. * * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) */#include <linux/types.h>#include <linux/kernel.h>#include <linux/sched.h>#include <asm/openprom.h>#include <asm/oplib.h>extern void restore_current(void);/* Set physical segment 'segment' at virtual address 'vaddr' in * context 'ctx'. */voidprom_putsegment(int ctx, unsigned long vaddr, int segment){	unsigned long flags;	spin_lock_irqsave(&prom_lock, flags);	(*(romvec->pv_setctxt))(ctx, (char *) vaddr, segment);	restore_current();	spin_unlock_irqrestore(&prom_lock, flags);	return;}