pgtable_populate
pgtable_populate(lowcore_address,
pgtable_populate((unsigned long)__identity_va(start),
pgtable_populate(kernel_start + TEXT_OFFSET, kernel_end, POPULATE_KERNEL);
pgtable_populate(AMODE31_START, AMODE31_END, POPULATE_DIRECT);
pgtable_populate(__abs_lowcore, __abs_lowcore + sizeof(struct lowcore),
pgtable_populate(__memcpy_real_area, __memcpy_real_area + PAGE_SIZE,
static void pgtable_populate(unsigned long addr, unsigned long end, enum populate_mode mode);
pgtable_populate(sha_start, sha_end, mode);