1cca826549
Protected guests save the instruction control blocks in the SIDA instead of QEMU/KVM directly accessing the guest's memory. Let's introduce new functions to access the SIDA. The memops for doing so are available with KVM_CAP_S390_PROTECTED, so let's check for that. Signed-off-by: Janosch Frank <frankja@linux.ibm.com> Reviewed-by: David Hildenbrand <david@redhat.com> Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com> Reviewed-by: Claudio Imbrenda <imbrenda@linux.ibm.com> Reviewed-by: Cornelia Huck <cohuck@redhat.com> Message-Id: <20200319131921.2367-8-frankja@linux.ibm.com> Signed-off-by: Cornelia Huck <cohuck@redhat.com>
50 lines
2 KiB
C
50 lines
2 KiB
C
/*
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* QEMU KVM support -- s390x specific functions.
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*
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* Copyright (c) 2009 Ulrich Hecht
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*/
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#ifndef KVM_S390X_H
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#define KVM_S390X_H
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#include "cpu-qom.h"
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struct kvm_s390_irq;
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void kvm_s390_floating_interrupt_legacy(struct kvm_s390_irq *irq);
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void kvm_s390_vcpu_interrupt(S390CPU *cpu, struct kvm_s390_irq *irq);
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void kvm_s390_access_exception(S390CPU *cpu, uint16_t code, uint64_t te_code);
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int kvm_s390_mem_op(S390CPU *cpu, vaddr addr, uint8_t ar, void *hostbuf,
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int len, bool is_write);
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int kvm_s390_mem_op_pv(S390CPU *cpu, vaddr addr, void *hostbuf, int len,
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bool is_write);
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void kvm_s390_program_interrupt(S390CPU *cpu, uint16_t code);
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int kvm_s390_set_cpu_state(S390CPU *cpu, uint8_t cpu_state);
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void kvm_s390_vcpu_interrupt_pre_save(S390CPU *cpu);
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int kvm_s390_vcpu_interrupt_post_load(S390CPU *cpu);
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int kvm_s390_get_hpage_1m(void);
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int kvm_s390_get_ri(void);
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int kvm_s390_get_gs(void);
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int kvm_s390_get_clock(uint8_t *tod_high, uint64_t *tod_clock);
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int kvm_s390_get_clock_ext(uint8_t *tod_high, uint64_t *tod_clock);
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int kvm_s390_set_clock(uint8_t tod_high, uint64_t tod_clock);
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int kvm_s390_set_clock_ext(uint8_t tod_high, uint64_t tod_clock);
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void kvm_s390_enable_css_support(S390CPU *cpu);
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int kvm_s390_assign_subch_ioeventfd(EventNotifier *notifier, uint32_t sch,
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int vq, bool assign);
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int kvm_s390_cmma_active(void);
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void kvm_s390_cmma_reset(void);
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void kvm_s390_reset_vcpu_clear(S390CPU *cpu);
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void kvm_s390_reset_vcpu_normal(S390CPU *cpu);
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void kvm_s390_reset_vcpu_initial(S390CPU *cpu);
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int kvm_s390_set_mem_limit(uint64_t new_limit, uint64_t *hw_limit);
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void kvm_s390_set_max_pagesize(uint64_t pagesize, Error **errp);
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void kvm_s390_crypto_reset(void);
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void kvm_s390_restart_interrupt(S390CPU *cpu);
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void kvm_s390_stop_interrupt(S390CPU *cpu);
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#endif /* KVM_S390X_H */
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