| /* $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/kernel.h> |
| #include <asm/openprom.h> |
| extern void restore_current(void); |
| /* Set physical segment 'segment' at virtual address 'vaddr' in |
| prom_putsegment(int ctx, unsigned long vaddr, int segment) |
| spin_lock_irqsave(&prom_lock, flags); |
| (*(romvec->pv_setctxt))(ctx, (char *) vaddr, segment); |
| spin_unlock_irqrestore(&prom_lock, flags); |