138     def pfn_to_section_nr(self, pfn):  argument
139         return pfn >> self.PFN_SECTION_SHIFT
144     def __pfn_to_section(self, pfn):  argument
145         return self.__nr_to_section(self.pfn_to_section_nr(pfn))
147     def pfn_to_section(self, pfn):  argument
148         return self.__pfn_to_section(pfn)
150     def subsection_map_index(self, pfn):  argument
151         return (pfn & ~(self.PAGE_SECTION_MASK)) // self.PAGES_PER_SUBSECTION
153     def pfn_section_valid(self, ms, pfn):  argument
155             idx = self.subsection_map_index(pfn)
170     def pfn_valid(self, pfn):  argument
172         if self.PHYS_PFN(self.PFN_PHYS(pfn)) != pfn:
174         if self.pfn_to_section_nr(pfn) >= self.NR_MEM_SECTIONS:
176         ms = self.__pfn_to_section(pfn)
180         return self.early_section(ms) or self.pfn_section_valid(ms, pfn)
221     def PFN_PHYS(self, pfn):  argument
222         return pfn << self.PAGE_SHIFT
233     def __pfn_to_phys(self, pfn):  argument
234         return self.PFN_PHYS(pfn)
251     def pfn_to_kaddr(self, pfn):  argument
252         return self.__va(pfn << self.PAGE_SHIFT)
266     def pfn_to_page(self, pfn):  argument
267         return (self.vmemmap + pfn).cast(utils.get_page_type().pointer())
298         pfn = int(argv[0])
299         page = page_ops().ops.pfn_to_page(pfn)
300         gdb.write("pfn_to_page(0x%x) = 0x%x\n" % (pfn, page))
314         pfn = page_ops().ops.page_to_pfn(page)
315         gdb.write("page_to_pfn(0x%x) = 0x%x\n" % (page, pfn))
386         pfn = page_ops().ops.sym_to_pfn(sym_addr)
387         gdb.write("sym_to_pfn(0x%x) = %d\n" % (sym_addr, pfn))
399         pfn = int(argv[0])
400         kaddr = page_ops().ops.pfn_to_kaddr(pfn)
401         gdb.write("pfn_to_kaddr(%d) = 0x%x\n" % (pfn, kaddr))