mirror of https://gitee.com/openkylin/linux.git
78 lines
1.5 KiB
C
78 lines
1.5 KiB
C
/*
|
|
* nosun4c.c: This file is a bunch of dummies for SMP compiles,
|
|
* so that it does not need sun4c and avoid ifdefs.
|
|
*
|
|
* Copyright (C) 1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
|
|
*/
|
|
|
|
#include <linux/kernel.h>
|
|
#include <linux/mm.h>
|
|
#include <linux/init.h>
|
|
#include <asm/pgtable.h>
|
|
|
|
static char shouldnothappen[] __initdata = "32bit SMP kernel only supports sun4m and sun4d\n";
|
|
|
|
/* Dummies */
|
|
struct sun4c_mmu_ring {
|
|
unsigned long xxx1[3];
|
|
unsigned char xxx2[2];
|
|
int xxx3;
|
|
};
|
|
struct sun4c_mmu_ring sun4c_kernel_ring;
|
|
struct sun4c_mmu_ring sun4c_kfree_ring;
|
|
unsigned long sun4c_kernel_faults;
|
|
unsigned long *sun4c_memerr_reg;
|
|
|
|
static void __init should_not_happen(void)
|
|
{
|
|
prom_printf(shouldnothappen);
|
|
prom_halt();
|
|
}
|
|
|
|
unsigned long __init sun4c_paging_init(unsigned long start_mem, unsigned long end_mem)
|
|
{
|
|
should_not_happen();
|
|
return 0;
|
|
}
|
|
|
|
void __init ld_mmu_sun4c(void)
|
|
{
|
|
should_not_happen();
|
|
}
|
|
|
|
void sun4c_mapioaddr(unsigned long physaddr, unsigned long virt_addr, int bus_type, int rdonly)
|
|
{
|
|
}
|
|
|
|
void sun4c_unmapioaddr(unsigned long virt_addr)
|
|
{
|
|
}
|
|
|
|
void sun4c_complete_all_stores(void)
|
|
{
|
|
}
|
|
|
|
pte_t *sun4c_pte_offset(pmd_t * dir, unsigned long address)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
pte_t *sun4c_pte_offset_kernel(pmd_t *dir, unsigned long address)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
void sun4c_update_mmu_cache(struct vm_area_struct *vma, unsigned long address, pte_t pte)
|
|
{
|
|
}
|
|
|
|
void __init sun4c_probe_vac(void)
|
|
{
|
|
should_not_happen();
|
|
}
|
|
|
|
void __init sun4c_probe_memerr_reg(void)
|
|
{
|
|
should_not_happen();
|
|
}
|