arch/arm/mach-uniphier/init_page_table.S

   1 /*
   2  * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com>
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #include <config.h>
   8 #include <linux/linkage.h>
   9
  10 /* page table */
  11 #define NR_SECTIONS     4096
  12 #define SECTION_SHIFT   20
  13 #define DEVICE  0x00002002 /* Non-shareable Device */
  14 #define NORMAL  0x0000000e /* Normal Memory Write-Back, No Write-Allocate */
  15
  16         .section ".rodata"
  17         .align 14
  18 ENTRY(init_page_table)
  19         section = 0
  20         .rept NR_SECTIONS
  21         .if section == 0 || section == 1
  22         attr = NORMAL
  23         .else
  24         attr = DEVICE
  25         .endif
  26         .word (section << SECTION_SHIFT) | attr
  27         section = section + 1
  28         .endr
  29 END(init_page_table)