Skip to content

Commit

Permalink
sparc32,leon: move leon mmu functions to leon_mm.c
Browse files Browse the repository at this point in the history
We already have a leaon specific file - so
keep all the laon stuff in one place.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Konrad Eisele <konrad@gaisler.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
  • Loading branch information
Sam Ravnborg authored and David S. Miller committed May 20, 2012
1 parent f6678d3 commit accf032
Show file tree
Hide file tree
Showing 3 changed files with 85 additions and 81 deletions.
79 changes: 79 additions & 0 deletions arch/sparc/mm/leon_mm.c
Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,8 @@
#include <asm/leon.h>
#include <asm/tlbflush.h>

#include "srmmu.h"

int leon_flush_during_switch = 1;
int srmmu_swprobe_trace;

Expand Down Expand Up @@ -258,3 +260,80 @@ void leon_switch_mm(void)
if (leon_flush_during_switch)
leon_flush_cache_all();
}

static void leon_flush_cache_mm(struct mm_struct *mm)
{
leon_flush_cache_all();
}

static void leon_flush_cache_page(struct vm_area_struct *vma, unsigned long page)
{
leon_flush_pcache_all(vma, page);
}

static void leon_flush_cache_range(struct vm_area_struct *vma,
unsigned long start,
unsigned long end)
{
leon_flush_cache_all();
}

static void leon_flush_tlb_mm(struct mm_struct *mm)
{
leon_flush_tlb_all();
}

static void leon_flush_tlb_page(struct vm_area_struct *vma,
unsigned long page)
{
leon_flush_tlb_all();
}

static void leon_flush_tlb_range(struct vm_area_struct *vma,
unsigned long start,
unsigned long end)
{
leon_flush_tlb_all();
}

static void leon_flush_page_to_ram(unsigned long page)
{
leon_flush_cache_all();
}

static void leon_flush_sig_insns(struct mm_struct *mm, unsigned long page)
{
leon_flush_cache_all();
}

static void leon_flush_page_for_dma(unsigned long page)
{
leon_flush_dcache_all();
}

void __init poke_leonsparc(void)
{
}

static const struct sparc32_cachetlb_ops leon_ops = {
.cache_all = leon_flush_cache_all,
.cache_mm = leon_flush_cache_mm,
.cache_page = leon_flush_cache_page,
.cache_range = leon_flush_cache_range,
.tlb_all = leon_flush_tlb_all,
.tlb_mm = leon_flush_tlb_mm,
.tlb_page = leon_flush_tlb_page,
.tlb_range = leon_flush_tlb_range,
.page_to_ram = leon_flush_page_to_ram,
.sig_insns = leon_flush_sig_insns,
.page_for_dma = leon_flush_page_for_dma,
};

void __init init_leon(void)
{
srmmu_name = "LEON";
sparc32_cachetlb_ops = &leon_ops;
poke_srmmu = poke_leonsparc;

leon_flush_during_switch = leon_flush_needed();
}
83 changes: 2 additions & 81 deletions arch/sparc/mm/srmmu.c
Original file line number Diff line number Diff line change
Expand Up @@ -48,6 +48,8 @@
#include <asm/turbosparc.h>
#include <asm/leon.h>

#include "srmmu.h"

enum mbus_module srmmu_modtype;
static unsigned int hwbug_bitmask;
int vac_cache_size;
Expand Down Expand Up @@ -1479,87 +1481,6 @@ static void __init init_viking(void)
poke_srmmu = poke_viking;
}

#ifdef CONFIG_SPARC_LEON
static void leon_flush_cache_mm(struct mm_struct *mm)
{
leon_flush_cache_all();
}

static void leon_flush_cache_page(struct vm_area_struct *vma, unsigned long page)
{
leon_flush_pcache_all(vma, page);
}

static void leon_flush_cache_range(struct vm_area_struct *vma,
unsigned long start,
unsigned long end)
{
leon_flush_cache_all();
}

static void leon_flush_tlb_mm(struct mm_struct *mm)
{
leon_flush_tlb_all();
}

static void leon_flush_tlb_page(struct vm_area_struct *vma,
unsigned long page)
{
leon_flush_tlb_all();
}

static void leon_flush_tlb_range(struct vm_area_struct *vma,
unsigned long start,
unsigned long end)
{
leon_flush_tlb_all();
}

static void leon_flush_page_to_ram(unsigned long page)
{
leon_flush_cache_all();
}

static void leon_flush_sig_insns(struct mm_struct *mm, unsigned long page)
{
leon_flush_cache_all();
}

static void leon_flush_page_for_dma(unsigned long page)
{
leon_flush_dcache_all();
}

void __init poke_leonsparc(void)
{
}

static const struct sparc32_cachetlb_ops leon_ops = {
.cache_all = leon_flush_cache_all,
.cache_mm = leon_flush_cache_mm,
.cache_page = leon_flush_cache_page,
.cache_range = leon_flush_cache_range,
.tlb_all = leon_flush_tlb_all,
.tlb_mm = leon_flush_tlb_mm,
.tlb_page = leon_flush_tlb_page,
.tlb_range = leon_flush_tlb_range,
.page_to_ram = leon_flush_page_to_ram,
.sig_insns = leon_flush_sig_insns,
.page_for_dma = leon_flush_page_for_dma,
};

void __init init_leon(void)
{
srmmu_name = "LEON";
sparc32_cachetlb_ops = &leon_ops;
poke_srmmu = poke_leonsparc;

srmmu_cache_pagetables = 0;

leon_flush_during_switch = leon_flush_needed();
}
#endif

/* Probe for the srmmu chip version. */
static void __init get_srmmu_type(void)
{
Expand Down
4 changes: 4 additions & 0 deletions arch/sparc/mm/srmmu.h
Original file line number Diff line number Diff line change
@@ -0,0 +1,4 @@
/* srmmu.c */
extern char *srmmu_name;

extern void (*poke_srmmu)(void);

0 comments on commit accf032

Please sign in to comment.