From 1973257ed781a93943f27f1518933e8c09c50f88 Mon Sep 17 00:00:00 2001 From: Miroslav Rezanina Date: Fri, 19 Oct 2018 13:47:32 +0200 Subject: Add s390x machine types Adding changes to add RHEL machine types for s390x architecture. Signed-off-by: Miroslav Rezanina -- Rebase changes (7.1.0 rc0): - Moved adding rhel_old_machine_deprecation variable to general machine types commit Merged patches (6.1.0): - 64a9a5c971 hw/s390x: Remove the RHEL7-only machine type - 395516d62b redhat: s390x: add rhel-8.5.0 compat machine Merged patches (6.2.0): - 3bf66f4520 redhat: Add s390x machine type compatibility update for 6.1 rebase Merged patches (7.0.0): - e6ff4de4f7 redhat: Add s390x machine type compatibility handling for the rebase to v6.2 - 4b0efa7e21 redhat: Add rhel8.6.0 and rhel9.0.0 machine types for s390x - dcc64971bf RHEL: mark old machine types as deprecated (partialy) Merged patches (7.1.0 rc0): - 1d6439527a WRB: Introduce RHEL 9.0.0 hw compat structure (only hw/s390x/s390-virtio-ccw.c chunk) - c8ad21ca31 redhat: Update s390x machine type compatibility for rebase to QEMU 7.0.0 - 5bcf8d874c target/s390x: deprecate CPUs older than z14 Merged patches (7.2.0 rc0): - 0be2889fa2 Introduce upstream 7.0 compat changes (only applicable parts) --- hw/s390x/s390-virtio-ccw.c | 108 +++++++++++++++++++++++++++++++ target/s390x/cpu_models.c | 11 ++++ target/s390x/cpu_models.h | 2 + target/s390x/cpu_models_sysemu.c | 2 + 4 files changed, 123 insertions(+) diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c index 2e64ffab45..8d5221fbb1 100644 --- a/hw/s390x/s390-virtio-ccw.c +++ b/hw/s390x/s390-virtio-ccw.c @@ -823,6 +823,7 @@ bool css_migration_enabled(void) } \ type_init(ccw_machine_register_##suffix) +#if 0 /* Disabled for Red Hat Enterprise Linux */ static void ccw_machine_7_2_instance_options(MachineState *machine) { } @@ -1186,6 +1187,113 @@ static void ccw_machine_2_4_class_options(MachineClass *mc) compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); } DEFINE_CCW_MACHINE(2_4, "2.4", false); +#endif + + +static void ccw_machine_rhel900_instance_options(MachineState *machine) +{ + static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V6_2 }; + + s390_set_qemu_cpu_model(0x3906, 14, 2, qemu_cpu_feat); +} + +static void ccw_machine_rhel900_class_options(MachineClass *mc) +{ + compat_props_add(mc->compat_props, hw_compat_rhel_9_1, hw_compat_rhel_9_1_len); + compat_props_add(mc->compat_props, hw_compat_rhel_9_0, hw_compat_rhel_9_0_len); +} +DEFINE_CCW_MACHINE(rhel900, "rhel9.0.0", true); + +static void ccw_machine_rhel860_instance_options(MachineState *machine) +{ + /* Note: The -rhel8.6.0 and -rhel9.0.0 machines are technically identical */ + ccw_machine_rhel900_instance_options(machine); +} + +static void ccw_machine_rhel860_class_options(MachineClass *mc) +{ + ccw_machine_rhel900_class_options(mc); + + /* All RHEL machines for prior major releases are deprecated */ + mc->deprecation_reason = rhel_old_machine_deprecation; +} +DEFINE_CCW_MACHINE(rhel860, "rhel8.6.0", false); + +static void ccw_machine_rhel850_instance_options(MachineState *machine) +{ + static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V6_0 }; + + ccw_machine_rhel860_instance_options(machine); + + s390_set_qemu_cpu_model(0x2964, 13, 2, qemu_cpu_feat); + + s390_cpudef_featoff_greater(16, 1, S390_FEAT_NNPA); + s390_cpudef_featoff_greater(16, 1, S390_FEAT_VECTOR_PACKED_DECIMAL_ENH2); + s390_cpudef_featoff_greater(16, 1, S390_FEAT_BEAR_ENH); + s390_cpudef_featoff_greater(16, 1, S390_FEAT_RDP); + s390_cpudef_featoff_greater(16, 1, S390_FEAT_PAI); +} + +static void ccw_machine_rhel850_class_options(MachineClass *mc) +{ + ccw_machine_rhel860_class_options(mc); + compat_props_add(mc->compat_props, hw_compat_rhel_8_5, hw_compat_rhel_8_5_len); + mc->smp_props.prefer_sockets = true; +} +DEFINE_CCW_MACHINE(rhel850, "rhel8.5.0", false); + +static void ccw_machine_rhel840_instance_options(MachineState *machine) +{ + ccw_machine_rhel850_instance_options(machine); +} + +static void ccw_machine_rhel840_class_options(MachineClass *mc) +{ + ccw_machine_rhel850_class_options(mc); + compat_props_add(mc->compat_props, hw_compat_rhel_8_4, hw_compat_rhel_8_4_len); +} +DEFINE_CCW_MACHINE(rhel840, "rhel8.4.0", false); + +static void ccw_machine_rhel820_instance_options(MachineState *machine) +{ + ccw_machine_rhel840_instance_options(machine); +} + +static void ccw_machine_rhel820_class_options(MachineClass *mc) +{ + ccw_machine_rhel840_class_options(mc); + mc->fixup_ram_size = s390_fixup_ram_size; + /* we did not publish a rhel8.3.0 machine */ + compat_props_add(mc->compat_props, hw_compat_rhel_8_3, hw_compat_rhel_8_3_len); + compat_props_add(mc->compat_props, hw_compat_rhel_8_2, hw_compat_rhel_8_2_len); +} +DEFINE_CCW_MACHINE(rhel820, "rhel8.2.0", false); + +static void ccw_machine_rhel760_instance_options(MachineState *machine) +{ + static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V3_1 }; + + ccw_machine_rhel820_instance_options(machine); + + s390_set_qemu_cpu_model(0x2827, 12, 2, qemu_cpu_feat); + + /* The multiple-epoch facility was not available with rhel7.6.0 on z14GA1 */ + s390_cpudef_featoff(14, 1, S390_FEAT_MULTIPLE_EPOCH); + s390_cpudef_featoff(14, 1, S390_FEAT_PTFF_QSIE); + s390_cpudef_featoff(14, 1, S390_FEAT_PTFF_QTOUE); + s390_cpudef_featoff(14, 1, S390_FEAT_PTFF_STOE); + s390_cpudef_featoff(14, 1, S390_FEAT_PTFF_STOUE); +} + +static void ccw_machine_rhel760_class_options(MachineClass *mc) +{ + ccw_machine_rhel820_class_options(mc); + /* We never published the s390x version of RHEL-AV 8.0 and 8.1, so add this here */ + compat_props_add(mc->compat_props, hw_compat_rhel_8_1, hw_compat_rhel_8_1_len); + compat_props_add(mc->compat_props, hw_compat_rhel_8_0, hw_compat_rhel_8_0_len); + compat_props_add(mc->compat_props, hw_compat_rhel_7_6, hw_compat_rhel_7_6_len); +} +DEFINE_CCW_MACHINE(rhel760, "rhel7.6.0", false); static void ccw_machine_register_types(void) { diff --git a/target/s390x/cpu_models.c b/target/s390x/cpu_models.c index c3a4f80633..739770dc15 100644 --- a/target/s390x/cpu_models.c +++ b/target/s390x/cpu_models.c @@ -45,6 +45,9 @@ * of a following release have been a superset of the previous release. With * generation 15 one base feature and one optional feature have been deprecated. */ + +#define RHEL_CPU_DEPRECATION "use at least 'z14', or 'host' / 'qemu' / 'max'" + static S390CPUDef s390_cpu_defs[] = { CPUDEF_INIT(0x2064, 7, 1, 38, 0x00000000U, "z900", "IBM zSeries 900 GA1"), CPUDEF_INIT(0x2064, 7, 2, 38, 0x00000000U, "z900.2", "IBM zSeries 900 GA2"), @@ -854,22 +857,30 @@ static void s390_host_cpu_model_class_init(ObjectClass *oc, void *data) static void s390_base_cpu_model_class_init(ObjectClass *oc, void *data) { S390CPUClass *xcc = S390_CPU_CLASS(oc); + CPUClass *cc = CPU_CLASS(oc); /* all base models are migration safe */ xcc->cpu_def = (const S390CPUDef *) data; xcc->is_migration_safe = true; xcc->is_static = true; xcc->desc = xcc->cpu_def->desc; + if (xcc->cpu_def->gen < 14) { + cc->deprecation_note = RHEL_CPU_DEPRECATION; + } } static void s390_cpu_model_class_init(ObjectClass *oc, void *data) { S390CPUClass *xcc = S390_CPU_CLASS(oc); + CPUClass *cc = CPU_CLASS(oc); /* model that can change between QEMU versions */ xcc->cpu_def = (const S390CPUDef *) data; xcc->is_migration_safe = true; xcc->desc = xcc->cpu_def->desc; + if (xcc->cpu_def->gen < 14) { + cc->deprecation_note = RHEL_CPU_DEPRECATION; + } } static void s390_qemu_cpu_model_class_init(ObjectClass *oc, void *data) diff --git a/target/s390x/cpu_models.h b/target/s390x/cpu_models.h index fb1adc8b21..d76745afa9 100644 --- a/target/s390x/cpu_models.h +++ b/target/s390x/cpu_models.h @@ -38,6 +38,8 @@ struct S390CPUDef { S390FeatBitmap full_feat; /* used to init full_feat from generated data */ S390FeatInit full_init; + /* if deprecated, provides a suggestion */ + const char *deprecation_note; }; /* CPU model based on a CPU definition */ diff --git a/target/s390x/cpu_models_sysemu.c b/target/s390x/cpu_models_sysemu.c index d086b1c39c..1b9cc66405 100644 --- a/target/s390x/cpu_models_sysemu.c +++ b/target/s390x/cpu_models_sysemu.c @@ -60,6 +60,7 @@ static void create_cpu_model_list(ObjectClass *klass, void *opaque) CpuDefinitionInfo *info; char *name = g_strdup(object_class_get_name(klass)); S390CPUClass *scc = S390_CPU_CLASS(klass); + CPUClass *cc = CPU_CLASS(klass); /* strip off the -s390x-cpu */ g_strrstr(name, "-" TYPE_S390_CPU)[0] = 0; @@ -69,6 +70,7 @@ static void create_cpu_model_list(ObjectClass *klass, void *opaque) info->migration_safe = scc->is_migration_safe; info->q_static = scc->is_static; info->q_typename = g_strdup(object_class_get_name(klass)); + info->deprecated = !!cc->deprecation_note; /* check for unavailable features */ if (cpu_list_data->model) { Object *obj; -- 2.31.1