-#ifdef DEBUG_INVALID_PTOV
-int mm_inv_cnt = 5;
-#endif
-
-#ifndef CONFIG_SINGLE_MEMORY_CHUNK
-/*
- * The following two routines map from a physical address to a kernel
- * virtual address and vice versa.
- */
-unsigned long mm_vtop(unsigned long vaddr)
-{
- int i=0;
- unsigned long voff = (unsigned long)vaddr - PAGE_OFFSET;
-
- do {
- if (voff < m68k_memory[i].size) {
-#ifdef DEBUGPV
- printk ("VTOP(%p)=%lx\n", vaddr,
- m68k_memory[i].addr + voff);
-#endif
- return m68k_memory[i].addr + voff;
- }
- voff -= m68k_memory[i].size;
- } while (++i < m68k_num_memory);
-
- /* As a special case allow `__pa(high_memory)'. */
- if (voff == 0)
- return m68k_memory[i-1].addr + m68k_memory[i-1].size;
-
- return -1;
-}
-EXPORT_SYMBOL(mm_vtop);
-
-unsigned long mm_ptov (unsigned long paddr)
-{
- int i = 0;
- unsigned long poff, voff = PAGE_OFFSET;
-
- do {
- poff = paddr - m68k_memory[i].addr;
- if (poff < m68k_memory[i].size) {
-#ifdef DEBUGPV
- printk ("PTOV(%lx)=%lx\n", paddr, poff + voff);
-#endif
- return poff + voff;
- }
- voff += m68k_memory[i].size;
- } while (++i < m68k_num_memory);
-
-#ifdef DEBUG_INVALID_PTOV
- if (mm_inv_cnt > 0) {
- mm_inv_cnt--;
- printk("Invalid use of phys_to_virt(0x%lx) at 0x%p!\n",
- paddr, __builtin_return_address(0));
- }
-#endif
- return -1;
-}
-EXPORT_SYMBOL(mm_ptov);
-#endif
-