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In order to be able to use the code located in virt/kvm/arm/hyp, we need to make the global hyp.h file accessible from include/asm, similar to what we did for arm64. Acked-by: Christoffer Dall <christoffer.dall@linaro.org> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
34 lines
995 B
C
34 lines
995 B
C
/*
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* Copyright (C) 2016 - ARM Ltd
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* Author: Marc Zyngier <marc.zyngier@arm.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <linux/types.h>
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#include <asm/kvm_arm.h>
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#include <asm/kvm_asm.h>
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#include <asm/kvm_hyp.h>
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void __hyp_text __init_stage2_translation(void)
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{
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u64 val;
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val = read_sysreg(VTCR) & ~VTCR_MASK;
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val |= read_sysreg(HTCR) & VTCR_HTCR_SH;
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val |= KVM_VTCR_SL0 | KVM_VTCR_T0SZ | KVM_VTCR_S;
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write_sysreg(val, VTCR);
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}
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