patch-2.4.20 linux-2.4.20/arch/parisc/mm/pa11.c
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- Lines: 172
- Date:
Wed Dec 31 16:00:00 1969
- Orig file:
linux-2.4.19/arch/parisc/mm/pa11.c
- Orig date:
Sun Sep 30 12:26:08 2001
diff -urN linux-2.4.19/arch/parisc/mm/pa11.c linux-2.4.20/arch/parisc/mm/pa11.c
@@ -1,171 +0,0 @@
-/* $Id: pa11.c,v 1.1 1999/03/17 01:05:41 pjlahaie Exp $
- *
- * pa11.c: PA 1.1 specific mmu/cache code.
- *
- */
-#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;
-
-/* page functions */
-void pa11_clear_page(unsigned long page)
-{
-}
-
-static void pa11_copy_page(unsigned long to, unsigned long from)
-{
-}
-
-/* Cache operations. */
-static inline void pa11_flush_cache_all(void) { }
-static void pa11_flush_cache_mm(struct mm_struct *mm) { }
-static void pa11_flush_cache_range(struct mm_struct *mm,
- unsigned long start,
- unsigned long end)
-{
-}
-
-static void pa11_flush_cache_page(struct vm_area_struct *vma,
- unsigned long page)
-{
-}
-
-static void pa11_flush_page_to_ram(unsigned long page)
-{
-}
-
-static void pa11_flush_cache_sigtramp(unsigned long page)
-{
-}
-
-/* TLB operations. */
-static inline void pa11_flush_tlb_all(void)
-{
- unsigned long flags;
- int entry;
-
- save_and_cli(flags);
-/* Here we will need to flush all the TLBs */
- restore_flags(flags);
-}
-
-static void pa11_flush_tlb_mm(struct mm_struct *mm)
-{
-/* This is what the MIPS does.. Is it the right thing for PA-RISC? */
- if(mm == current->mm)
- pa11_flush_tlb_all();
-}
-
-static void pa11_flush_tlb_range(struct mm_struct *mm, unsigned long start,
- unsigned long end)
-{
- if(mm == current->mm)
- pa11_flush_tlb_all();
-}
-
-static void pa11_flush_tlb_page(struct vm_area_struct *vma, unsigned long page)
-{
- if(vma->vm_mm == current->mm)
- pa11_flush_tlb_all();
-}
-
-static void pa11_load_pgd(unsigned long pg_dir)
-{
- unsigned long flags;
- /* We need to do the right thing here */
-}
-
-/*
- * Initialize new page directory with pointers to invalid ptes
- */
-static void pa11_pgd_init(unsigned long page)
-{
- unsigned long dummy1, dummy2;
-
-}
-
-static void pa11_update_mmu_cache(struct vm_area_struct * vma,
- unsigned long address, pte_t pte)
-{
- pa11_flush_tlb_page(vma, address);
-}
-
-static void pa11_show_regs(struct pt_regs * regs)
-{
- /*
- * Saved main processor registers
- */
- printk("$0 : %08x %08lx %08lx %08lx %08lx %08lx %08lx %08lx\n",
- 0, (unsigned long) regs->regs[1], (unsigned long) regs->regs[2],
- (unsigned long) regs->regs[3], (unsigned long) regs->regs[4],
- (unsigned long) regs->regs[5], (unsigned long) regs->regs[6],
- (unsigned long) regs->regs[7]);
- printk("$8 : %08lx %08lx %08lx %08lx %08lx %08lx %08lx %08lx\n",
- (unsigned long) regs->regs[8], (unsigned long) regs->regs[9],
- (unsigned long) regs->regs[10], (unsigned long) regs->regs[11],
- (unsigned long) regs->regs[12], (unsigned long) regs->regs[13],
- (unsigned long) regs->regs[14], (unsigned long) regs->regs[15]);
- printk("$16: %08lx %08lx %08lx %08lx %08lx %08lx %08lx %08lx\n",
- (unsigned long) regs->regs[16], (unsigned long) regs->regs[17],
- (unsigned long) regs->regs[18], (unsigned long) regs->regs[19],
- (unsigned long) regs->regs[20], (unsigned long) regs->regs[21],
- (unsigned long) regs->regs[22], (unsigned long) regs->regs[23]);
- printk("$24: %08lx %08lx %08lx %08lx %08lx %08lx\n",
- (unsigned long) regs->regs[24], (unsigned long) regs->regs[25],
- (unsigned long) regs->regs[28], (unsigned long) regs->regs[29],
- (unsigned long) regs->regs[30], (unsigned long) regs->regs[31]);
-
- /*
- * Saved cp0 registers
- */
- printk("epc : %08lx %s\nStatus: %08x\nCause : %08x\n",
- (unsigned long) regs->cp0_epc, print_tainted(),
- (unsigned int) regs->cp0_status,
- (unsigned int) regs->cp0_cause);
-}
-
-static int pa11_user_mode(struct pt_regs *regs)
-{
- /* Return user mode stuff?? */
-}
-
-__initfunc(void ld_mmu_pa11(void))
-{
-
- /* Taken directly from the MIPS arch.. Lots of bad things here */
- clear_page = pa11_clear_page;
- copy_page = pa11_copy_page;
-
- flush_cache_all = pa11_flush_cache_all;
- flush_cache_mm = pa11_flush_cache_mm;
- flush_cache_range = pa11_flush_cache_range;
- flush_cache_page = pa11_flush_cache_page;
- flush_cache_sigtramp = pa11_flush_cache_sigtramp;
- flush_page_to_ram = pa11_flush_page_to_ram;
-
- flush_tlb_all = pa11_flush_tlb_all;
- flush_tlb_mm = pa11_flush_tlb_mm;
- flush_tlb_range = pa11_flush_tlb_range;
- flush_tlb_page = pa11_flush_tlb_page;
- pa11_asid_setup();
-
- load_pgd = pa11_load_pgd;
- pgd_init = pa11_pgd_init;
- update_mmu_cache = pa11_update_mmu_cache;
-
- show_regs = pa11_show_regs;
-
- add_wired_entry = pa11_add_wired_entry;
-
- user_mode = pa11_user_mode;
- flush_tlb_all();
-}
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