coreboot-kgpe-d16/src/include/gic.h
Furquan Shaikh 1e2abe05a8 armv8/secmon: Disable and Enable GIC in PSCI path
Disable and enable GIC before switching off a CPU and after bringing
it up back respectively.

BUG=None
BRANCH=None
TEST=Compiles successfully and psci commands work for ryu.

Change-Id: Ib43af60e994e3d072e897a59595775d0b2dcef83
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: d5271d731f0a569583c2b32ef6726dadbfa846d3
Original-Change-Id: I672945fcb0ff416008a1aad5ed625cfa91bb9cbd
Original-Signed-off-by: Furquan Shaikh <furquan@google.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/265623
Original-Trybot-Ready: Furquan Shaikh <furquan@chromium.org>
Original-Tested-by: Furquan Shaikh <furquan@chromium.org>
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Original-Commit-Queue: Furquan Shaikh <furquan@chromium.org>
Reviewed-on: http://review.coreboot.org/9926
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Tested-by: build bot (Jenkins)
2015-04-22 09:03:01 +02:00

43 lines
1.3 KiB
C

/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 Google Inc
*
* 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; version 2 of the License.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef GIC_H
#define GIC_H
#if IS_ENABLED(CONFIG_GIC)
/* Initialize the GIC on the currently processor, including GICD and GICC. */
void gic_init(void);
void gic_disable(void);
void gic_enable(void);
/* Return a pointer to the base of the GIC distributor mmio region. */
void *gicd_base(void);
/* Return a pointer to the base of the GIC cpu mmio region. */
void *gicc_base(void);
#else /* CONFIG_GIC */
static inline void gic_init(void) {}
static inline void gic_disable(void) {}
#endif /* CONFIG_GIC */
#endif /* GIC_H */