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kernel/linux-rt-4.4.41/arch/arm64/include/asm/kvm_coproc.h 2.04 KB
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  /*
   * Copyright (C) 2012,2013 - ARM Ltd
   * Author: Marc Zyngier <marc.zyngier@arm.com>
   *
   * Derived from arch/arm/include/asm/kvm_coproc.h
   * Copyright (C) 2012 Rusty Russell IBM Corporation
   *
   * 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_COPROC_H__
  #define __ARM64_KVM_COPROC_H__
  
  #include <linux/kvm_host.h>
  
  void kvm_reset_sys_regs(struct kvm_vcpu *vcpu);
  
  struct kvm_sys_reg_table {
  	const struct sys_reg_desc *table;
  	size_t num;
  };
  
  struct kvm_sys_reg_target_table {
  	struct kvm_sys_reg_table table64;
  	struct kvm_sys_reg_table table32;
  };
  
  void kvm_register_target_sys_reg_table(unsigned int target,
  				       struct kvm_sys_reg_target_table *table);
  
  int kvm_handle_cp14_load_store(struct kvm_vcpu *vcpu, struct kvm_run *run);
  int kvm_handle_cp14_32(struct kvm_vcpu *vcpu, struct kvm_run *run);
  int kvm_handle_cp14_64(struct kvm_vcpu *vcpu, struct kvm_run *run);
  int kvm_handle_cp15_32(struct kvm_vcpu *vcpu, struct kvm_run *run);
  int kvm_handle_cp15_64(struct kvm_vcpu *vcpu, struct kvm_run *run);
  int kvm_handle_sys_reg(struct kvm_vcpu *vcpu, struct kvm_run *run);
  
  #define kvm_coproc_table_init kvm_sys_reg_table_init
  void kvm_sys_reg_table_init(void);
  
  struct kvm_one_reg;
  int kvm_arm_copy_sys_reg_indices(struct kvm_vcpu *vcpu, u64 __user *uindices);
  int kvm_arm_sys_reg_get_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *);
  int kvm_arm_sys_reg_set_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *);
  unsigned long kvm_arm_num_sys_reg_descs(struct kvm_vcpu *vcpu);
  
  #endif /* __ARM64_KVM_COPROC_H__ */