Logo Search packages:      
Sourcecode: linux version File versions  Download package


/* $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'.
prom_putsegment(int ctx, unsigned long vaddr, int segment)
      unsigned long flags;
      spin_lock_irqsave(&prom_lock, flags);
      (*(romvec->pv_setctxt))(ctx, (char *) vaddr, segment);
      spin_unlock_irqrestore(&prom_lock, flags);

Generated by  Doxygen 1.6.0   Back to index