55a494e53e
Extend DIAG308 subcode 10 to return the UVC RC, RRC and command code in bit positions 32-47, 16-31, and 0-15 of register R1 + 1 if the function does not complete successfully (in addition to the previously returned diag response code in bit position 47-63). Reviewed-by: Janosch Frank <frankja@linux.ibm.com> Signed-off-by: Gautam Gala <ggala@linux.ibm.com> Reviewed-by: Steffen Eiden <seiden@linux.ibm.com> Message-ID: <20250423080915.1048123-4-ggala@linux.ibm.com> Signed-off-by: Thomas Huth <thuth@redhat.com>
95 lines
3.6 KiB
C
95 lines
3.6 KiB
C
/*
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* Protected Virtualization header
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*
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* Copyright IBM Corp. 2020
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* Author(s):
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* Janosch Frank <frankja@linux.ibm.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or (at
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* your option) any later version. See the COPYING file in the top-level
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* directory.
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*/
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#ifndef HW_S390_PV_H
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#define HW_S390_PV_H
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#include "qapi/error.h"
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#include "system/kvm.h"
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#include "hw/s390x/s390-virtio-ccw.h"
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struct S390PVResponse {
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uint16_t cmd;
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uint16_t rrc;
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uint16_t rc;
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};
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#ifdef CONFIG_KVM
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#include "cpu.h"
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static inline bool s390_is_pv(void)
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{
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static S390CcwMachineState *ccw;
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Object *obj;
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if (ccw) {
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return ccw->pv;
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}
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/* we have to bail out for the "none" machine */
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obj = object_dynamic_cast(qdev_get_machine(),
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TYPE_S390_CCW_MACHINE);
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if (!obj) {
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return false;
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}
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ccw = S390_CCW_MACHINE(obj);
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return ccw->pv;
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}
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int s390_pv_query_info(void);
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int s390_pv_vm_enable(void);
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void s390_pv_vm_disable(void);
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bool s390_pv_vm_try_disable_async(S390CcwMachineState *ms);
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int s390_pv_set_sec_parms(uint64_t origin, uint64_t length,
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struct S390PVResponse *pv_resp, Error **errp);
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int s390_pv_unpack(uint64_t addr, uint64_t size, uint64_t tweak,
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struct S390PVResponse *pv_resp);
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void s390_pv_prep_reset(void);
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int s390_pv_verify(struct S390PVResponse *pv_resp);
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void s390_pv_unshare(void);
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void s390_pv_inject_reset_error(CPUState *cs,
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struct S390PVResponse pv_resp);
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uint64_t kvm_s390_pv_dmp_get_size_cpu(void);
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uint64_t kvm_s390_pv_dmp_get_size_mem_state(void);
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uint64_t kvm_s390_pv_dmp_get_size_completion_data(void);
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bool kvm_s390_pv_info_basic_valid(void);
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int kvm_s390_dump_init(void);
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int kvm_s390_dump_cpu(S390CPU *cpu, void *buff);
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int kvm_s390_dump_mem_state(uint64_t addr, size_t len, void *dest);
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int kvm_s390_dump_completion_data(void *buff);
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#else /* CONFIG_KVM */
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static inline bool s390_is_pv(void) { return false; }
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static inline int s390_pv_query_info(void) { return 0; }
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static inline int s390_pv_vm_enable(void) { return 0; }
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static inline void s390_pv_vm_disable(void) {}
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static inline bool s390_pv_vm_try_disable_async(S390CcwMachineState *ms) { return false; }
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static inline int s390_pv_set_sec_parms(uint64_t origin, uint64_t length,
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struct S390PVResponse *pv_resp,
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Error **errp) { return 0; }
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static inline int s390_pv_unpack(uint64_t addr, uint64_t size, uint64_t tweak,
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struct S390PVResponse *pv_resp) { return 0; }
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static inline void s390_pv_prep_reset(void) {}
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static inline int s390_pv_verify(struct S390PVResponse *pv_resp) { return 0; }
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static inline void s390_pv_unshare(void) {}
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static inline void s390_pv_inject_reset_error(CPUState *cs,
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struct S390PVResponse pv_resp) {};
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static inline uint64_t kvm_s390_pv_dmp_get_size_cpu(void) { return 0; }
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static inline uint64_t kvm_s390_pv_dmp_get_size_mem_state(void) { return 0; }
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static inline uint64_t kvm_s390_pv_dmp_get_size_completion_data(void) { return 0; }
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static inline bool kvm_s390_pv_info_basic_valid(void) { return false; }
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static inline int kvm_s390_dump_init(void) { return 0; }
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static inline int kvm_s390_dump_cpu(S390CPU *cpu, void *buff) { return 0; }
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static inline int kvm_s390_dump_mem_state(uint64_t addr, size_t len,
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void *dest) { return 0; }
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static inline int kvm_s390_dump_completion_data(void *buff) { return 0; }
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#endif /* CONFIG_KVM */
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#endif /* HW_S390_PV_H */
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