1 // SPDX-License-Identifier: GPL-2.0-or-later
4  *  -- paulus
7  *    Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
45 	for (; (s32)(FIXADDR_TOP - addr) > 0;  in early_ioremap_init()
78 	int err = -ENOMEM;  in map_kernel_page()
80 	/* Use upper 10 bits of VA to index the first level map */  in map_kernel_page()
82 	/* Use middle 10 bits of VA to index the second-level map */  in map_kernel_page()
102 static void __init __mapin_ram_chunk(unsigned long offset, unsigned long top)  in __mapin_ram_chunk()  argument
111 	for (; s < top; s += PAGE_SIZE) {  in __mapin_ram_chunk()
130 		phys_addr_t top = min(end, total_lowmem);  in mapin_ram()  local
132 		if (base >= top)  in mapin_ram()
134 		base = mmu_mapin_ram(base, top);  in mapin_ram()
135 		__mapin_ram_chunk(base, top);  in mapin_ram()
151 		return -EINVAL;  in __change_page_attr_noflush()
184 	unsigned long numpages = PFN_UP((unsigned long)_einittext) -  in mark_initmem_nx()
206 	numpages = PFN_UP((unsigned long)_etext) -  in mark_rodata_ro()
215 	numpages = PFN_UP((unsigned long)__init_begin) -  in mark_rodata_ro()