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/* $Id: tfp.c,v 1.4 1999/12/04 03:59:01 ralf Exp $
*
* tfp.c: MMU and cache routines specific to the r8000 (TFP).
*
* Copyright (C) 1996 David S. Miller (dm@engr.sgi.com)
*
*/
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/mm.h>
#include <asm/page.h>
#include <asm/pgtable.h>
#include <asm/system.h>
#include <asm/sgialib.h>
#include <asm/mmu_context.h>
extern unsigned long mips_tlb_entries;
/* Cache operations. XXX Write these dave... */
static inline void tfp_flush_cache_all(void)
{
/* XXX */
}
static void tfp_flush_cache_mm(struct mm_struct *mm)
{
/* XXX */
}
static void tfp_flush_cache_range(struct mm_struct *mm,
unsigned long start,
unsigned long end)
{
/* XXX */
}
static void tfp_flush_cache_page(struct vm_area_struct *vma,
unsigned long page)
{
/* XXX */
}
static void tfp_flush_page_to_ram(unsigned long page)
{
/* XXX */
}
static void tfp_flush_cache_sigtramp(unsigned long page)
{
/* XXX */
}
/* TLB operations. XXX Write these dave... */
static inline void tfp_flush_tlb_all(void)
{
/* XXX */
}
static void tfp_flush_tlb_mm(struct mm_struct *mm)
{
/* XXX */
}
static void tfp_flush_tlb_range(struct mm_struct *mm, unsigned long start,
unsigned long end)
{
/* XXX */
}
static void tfp_flush_tlb_page(struct vm_area_struct *vma, unsigned long page)
{
/* XXX */
}
static int tfp_user_mode(struct pt_regs *regs)
{
return (regs->cp0_status & ST0_KSU) == KSU_USER;
}
void __init ld_mmu_tfp(void)
{
flush_cache_all = tfp_flush_cache_all;
flush_cache_mm = tfp_flush_cache_mm;
flush_cache_range = tfp_flush_cache_range;
flush_cache_page = tfp_flush_cache_page;
flush_cache_sigtramp = tfp_flush_cache_sigtramp;
flush_page_to_ram = tfp_flush_page_to_ram;
flush_tlb_all = tfp_flush_tlb_all;
flush_tlb_mm = tfp_flush_tlb_mm;
flush_tlb_range = tfp_flush_tlb_range;
flush_tlb_page = tfp_flush_tlb_page;
user_mode = tfp_user_mode;
flush_cache_all();
flush_tlb_all();
}
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