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Diffstat (limited to 'arch/sparc/mm/nosun4c.c')
-rw-r--r--arch/sparc/mm/nosun4c.c77
1 files changed, 77 insertions, 0 deletions
diff --git a/arch/sparc/mm/nosun4c.c b/arch/sparc/mm/nosun4c.c
new file mode 100644
index 000000000000..ea2e2105341d
--- /dev/null
+++ b/arch/sparc/mm/nosun4c.c
@@ -0,0 +1,77 @@
+/* $Id: nosun4c.c,v 1.3 2000/02/14 04:52:36 jj Exp $
+ * 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();
+}