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Commit c76a0a66 authored by Marc Zyngier's avatar Marc Zyngier
Browse files

arm64: KVM: Add a HYP-specific header file 



In order to expose the various EL2 services that are private to
the hypervisor, add a new hyp.h file.

So far, it only contains mundane things such as section annotation
and VA manipulation.

Signed-off-by: default avatarMarc Zyngier <marc.zyngier@arm.com>
parent 3600c2fd

arch/arm64/kvm/hyp/hyp.h

0 → 100644
+33 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2015 - ARM Ltd

 * Author: Marc Zyngier <marc.zyngier@arm.com>

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 as

 * published by the Free Software Foundation.

 *

 * 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, see <http://www.gnu.org/licenses/>.

 */



#ifndef __ARM64_KVM_HYP_H__

#define __ARM64_KVM_HYP_H__



#include <linux/compiler.h>

#include <linux/kvm_host.h>

#include <asm/kvm_mmu.h>

#include <asm/sysreg.h>



#define __hyp_text __section(.hyp.text) notrace



#define kern_hyp_va(v) (typeof(v))((unsigned long)(v) & HYP_PAGE_OFFSET_MASK)

#define hyp_kern_va(v) (typeof(v))((unsigned long)(v) - HYP_PAGE_OFFSET \

						      + PAGE_OFFSET)



#endif /* __ARM64_KVM_HYP_H__ */