blob: 030bcd070a1b445f270348c2dea5660ad78928ad [file] [log] [blame]
* Copyright(c) 2015 EZchip Technologies.
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
* This program is distributed in the hope 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.
* The full GNU General Public License is included in this distribution in
* the file called "COPYING".
#include <linux/sched.h>
#include <asm/processor.h>
#include <plat/ctop.h>
void dp_save_restore(struct task_struct *prev, struct task_struct *next)
struct eznps_dp *prev_task_dp = &prev->thread.dp;
struct eznps_dp *next_task_dp = &next->thread.dp;
/* Here we save all Data Plane related auxiliary registers */
prev_task_dp->eflags = read_aux_reg(CTOP_AUX_EFLAGS);
write_aux_reg(CTOP_AUX_EFLAGS, next_task_dp->eflags);
prev_task_dp->gpa1 = read_aux_reg(CTOP_AUX_GPA1);
write_aux_reg(CTOP_AUX_GPA1, next_task_dp->gpa1);