1/* 2 * Copyright 2011 Freescale Semiconductor, Inc. 3 * Copyright 2011 Linaro Ltd. 4 * 5 * The code contained herein is licensed under the GNU General Public 6 * License. You may obtain a copy of the GNU General Public License 7 * Version 2 or later at the following locations: 8 * 9 * http://www.opensource.org/licenses/gpl-license.html 10 * http://www.gnu.org/copyleft/gpl.html 11 */ 12 13#include <linux/linkage.h> 14#include <linux/init.h> 15#include <asm/assembler.h> 16 17diag_reg_offset: 18 .word g_diag_reg - . 19 20 .macro set_diag_reg 21 adr r0, diag_reg_offset 22 ldr r1, [r0] 23 add r1, r1, r0 @ r1 = physical &g_diag_reg 24 ldr r0, [r1] 25 mcr p15, 0, r0, c15, c0, 1 @ write diagnostic register 26 .endm 27 28ENTRY(v7_secondary_startup) 29ARM_BE8(setend be) @ go BE8 if entered LE 30 set_diag_reg 31 b secondary_startup 32ENDPROC(v7_secondary_startup) 33