diff options
Diffstat (limited to 'target/s390x/kvm/kvm.c')
| -rw-r--r-- | target/s390x/kvm/kvm.c | 70 |
1 files changed, 28 insertions, 42 deletions
diff --git a/target/s390x/kvm/kvm.c b/target/s390x/kvm/kvm.c index 94181d9..67d9a19 100644 --- a/target/s390x/kvm/kvm.c +++ b/target/s390x/kvm/kvm.c @@ -27,7 +27,7 @@ #include "cpu.h" #include "s390x-internal.h" #include "kvm_s390x.h" -#include "sysemu/kvm_int.h" +#include "system/kvm_int.h" #include "qemu/cutils.h" #include "qapi/error.h" #include "qemu/error-report.h" @@ -36,12 +36,12 @@ #include "qemu/main-loop.h" #include "qemu/mmap-alloc.h" #include "qemu/log.h" -#include "sysemu/sysemu.h" -#include "sysemu/hw_accel.h" -#include "sysemu/runstate.h" -#include "sysemu/device_tree.h" +#include "system/system.h" +#include "system/hw_accel.h" +#include "system/runstate.h" +#include "system/device_tree.h" #include "gdbstub/enums.h" -#include "exec/ram_addr.h" +#include "system/ram_addr.h" #include "trace.h" #include "hw/s390x/s390-pci-inst.h" #include "hw/s390x/s390-pci-bus.h" @@ -49,8 +49,9 @@ #include "hw/s390x/ebcdic.h" #include "exec/memattrs.h" #include "hw/s390x/s390-virtio-ccw.h" -#include "hw/s390x/s390-virtio-hcall.h" +#include "hw/s390x/s390-hypercall.h" #include "target/s390x/kvm/pv.h" +#include CONFIG_DEVICES #define kvm_vm_check_mem_attr(s, attr) \ kvm_vm_check_attr(s, KVM_S390_VM_MEM_CTRL, attr) @@ -297,12 +298,6 @@ void kvm_s390_set_max_pagesize(uint64_t pagesize, Error **errp) return; } - if (!hpage_1m_allowed()) { - error_setg(errp, "This QEMU machine does not support huge page " - "mappings"); - return; - } - if (pagesize != 1 * MiB) { error_setg(errp, "Memory backing with 2G pages was specified, " "but KVM does not support this memory backing"); @@ -373,13 +368,9 @@ int kvm_arch_init(MachineState *ms, KVMState *s) kvm_vm_enable_cap(s, KVM_CAP_S390_VECTOR_REGISTERS, 0); kvm_vm_enable_cap(s, KVM_CAP_S390_USER_STSI, 0); kvm_vm_enable_cap(s, KVM_CAP_S390_CPU_TOPOLOGY, 0); - if (ri_allowed()) { - if (kvm_vm_enable_cap(s, KVM_CAP_S390_RI, 0) == 0) { - cap_ri = 1; - } - } - if (cpu_model_allowed()) { - kvm_vm_enable_cap(s, KVM_CAP_S390_GS, 0); + kvm_vm_enable_cap(s, KVM_CAP_S390_GS, 0); + if (kvm_vm_enable_cap(s, KVM_CAP_S390_RI, 0) == 0) { + cap_ri = 1; } /* @@ -388,7 +379,7 @@ int kvm_arch_init(MachineState *ms, KVMState *s) * support is considered necessary, we only try to enable this for * newer machine types if KVM_CAP_S390_AIS_MIGRATION is available. */ - if (cpu_model_allowed() && kvm_kernel_irqchip_allowed() && + if (kvm_kernel_irqchip_allowed() && kvm_check_extension(s, KVM_CAP_S390_AIS_MIGRATION)) { kvm_vm_enable_cap(s, KVM_CAP_S390_AIS, 0); } @@ -407,6 +398,11 @@ unsigned long kvm_arch_vcpu_id(CPUState *cpu) return cpu->cpu_index; } +int kvm_arch_pre_create_vcpu(CPUState *cpu, Error **errp) +{ + return 0; +} + int kvm_arch_init_vcpu(CPUState *cs) { unsigned int max_cpus = MACHINE(qdev_get_machine())->smp.max_cpus; @@ -472,7 +468,7 @@ static int can_sync_regs(CPUState *cs, int regs) #define KVM_SYNC_REQUIRED_REGS (KVM_SYNC_GPRS | KVM_SYNC_ACRS | \ KVM_SYNC_CRS | KVM_SYNC_PREFIX) -int kvm_arch_put_registers(CPUState *cs, int level) +int kvm_arch_put_registers(CPUState *cs, int level, Error **errp) { CPUS390XState *env = cpu_env(cs); struct kvm_fpu fpu = {}; @@ -598,7 +594,7 @@ int kvm_arch_put_registers(CPUState *cs, int level) return 0; } -int kvm_arch_get_registers(CPUState *cs) +int kvm_arch_get_registers(CPUState *cs, Error **errp) { CPUS390XState *env = cpu_env(cs); struct kvm_fpu fpu; @@ -1491,20 +1487,6 @@ static int handle_e3(S390CPU *cpu, struct kvm_run *run, uint8_t ipbl) return r; } -static int handle_hypercall(S390CPU *cpu, struct kvm_run *run) -{ - CPUS390XState *env = &cpu->env; - int ret; - - ret = s390_virtio_hypercall(env); - if (ret == -EINVAL) { - kvm_s390_program_interrupt(cpu, PGM_SPECIFICATION); - return 0; - } - - return ret; -} - static void kvm_handle_diag_288(S390CPU *cpu, struct kvm_run *run) { uint64_t r1, r3; @@ -1600,9 +1582,11 @@ static int handle_diag(S390CPU *cpu, struct kvm_run *run, uint32_t ipb) case DIAG_SET_CONTROL_PROGRAM_CODES: handle_diag_318(cpu, run); break; +#ifdef CONFIG_S390_CCW_VIRTIO case DIAG_KVM_HYPERCALL: - r = handle_hypercall(cpu, run); + handle_diag_500(cpu, RA_IGNORED); break; +#endif /* CONFIG_S390_CCW_VIRTIO */ case DIAG_KVM_BREAKPOINT: r = handle_sw_breakpoint(cpu, run); break; @@ -2195,6 +2179,9 @@ static int query_cpu_subfunc(S390FeatBitmap features) if (test_bit(S390_FEAT_DEFLATE_BASE, features)) { s390_add_from_feat_block(features, S390_FEAT_TYPE_DFLTCC, prop.dfltcc); } + if (test_bit(S390_FEAT_CCF_BASE, features)) { + s390_add_from_feat_block(features, S390_FEAT_TYPE_PFCR, prop.pfcr); + } return 0; } @@ -2248,6 +2235,9 @@ static int configure_cpu_subfunc(const S390FeatBitmap features) if (test_bit(S390_FEAT_DEFLATE_BASE, features)) { s390_fill_feat_block(features, S390_FEAT_TYPE_DFLTCC, prop.dfltcc); } + if (test_bit(S390_FEAT_CCF_BASE, features)) { + s390_fill_feat_block(features, S390_FEAT_TYPE_PFCR, prop.pfcr); + } return kvm_vm_ioctl(kvm_state, KVM_SET_DEVICE_ATTR, &attr); } @@ -2359,10 +2349,6 @@ static int configure_cpu_feat(const S390FeatBitmap features) bool kvm_s390_cpu_models_supported(void) { - if (!cpu_model_allowed()) { - /* compatibility machines interfere with the cpu model */ - return false; - } return kvm_vm_check_attr(kvm_state, KVM_S390_VM_CPU_MODEL, KVM_S390_VM_CPU_MACHINE) && kvm_vm_check_attr(kvm_state, KVM_S390_VM_CPU_MODEL, |