WSL2-Linux-Kernel/arch/arm/mach-rockchip/headsmp.S

34 строки
1.0 KiB
ArmAsm

/*
* Copyright (c) 2013 MundoReader S.L.
* Author: Heiko Stuebner <heiko@sntech.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <linux/linkage.h>
#include <linux/init.h>
ENTRY(rockchip_secondary_startup)
mrc p15, 0, r0, c0, c0, 0 @ read main ID register
ldr r1, =0x00000c09 @ Cortex-A9 primary part number
teq r0, r1
beq v7_invalidate_l1
b secondary_startup
ENDPROC(rockchip_secondary_startup)
ENTRY(rockchip_secondary_trampoline)
ldr pc, 1f
ENDPROC(rockchip_secondary_trampoline)
.globl rockchip_boot_fn
rockchip_boot_fn:
1: .space 4
ENTRY(rockchip_secondary_trampoline_end)