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qemu-kvm/0010-Add-s390x-machine-types.patch

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From 4ad9a0d0582eef78946b47563eb2c5b7ddf0cbb0 Mon Sep 17 00:00:00 2001
From: Miroslav Rezanina <mrezanin@redhat.com>
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 <mrezanin@redhat.com>
Rebase changes (weekly-4.1.0):
- Use upstream compat handling
Rebase notes (weekly-210303):
- Use rhel-8.4.0 hw compat
Merged patches (3.1.0):
- 29df663 s390x/cpumodel: default enable bpb and ppa15 for z196 and later
Merged patches (4.1.0):
- 6c200d665b hw/s390x/s390-virtio-ccw: Add machine types for RHEL8.0.0
Merged patches (4.2.0):
- fb192e5 redhat: s390x: Rename s390-ccw-virtio-rhel8.0.0 to s390-ccw-virtio-rhel8.1.0
- a9b22e8 redhat: s390x: Add proper compatibility options for the -rhel7.6.0 machine
- hw/s390x: Add the s390-ccw-virtio-rhel8.2.0 machine types (patch 92954)
Merged patches (weekly-201216):
- a6ae745cce redhat: s390x: add rhel-8.4.0 compat machine
Merged patches (weekly-210602):
- 50835d3429 redhat: s390x: add rhel-8.5.0 compat machine
Merged patches (weekly-211006):
- a3bcde27fe redhat: Add s390x machine type compatibility update for 6.1 rebase
---
hw/s390x/s390-virtio-ccw.c | 99 +++++++++++++++++++++++++++++++++++++-
1 file changed, 98 insertions(+), 1 deletion(-)
diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c
index 653587ea62..181856e6cf 100644
--- a/hw/s390x/s390-virtio-ccw.c
+++ b/hw/s390x/s390-virtio-ccw.c
@@ -767,7 +767,7 @@ bool css_migration_enabled(void)
{ \
MachineClass *mc = MACHINE_CLASS(oc); \
ccw_machine_##suffix##_class_options(mc); \
- mc->desc = "VirtIO-ccw based S390 machine v" verstr; \
+ mc->desc = "VirtIO-ccw based S390 machine " verstr; \
if (latest) { \
mc->alias = "s390-ccw-virtio"; \
mc->is_default = true; \
@@ -791,6 +791,7 @@ bool css_migration_enabled(void)
} \
type_init(ccw_machine_register_##suffix)
+#if 0 /* Disabled for Red Hat Enterprise Linux */
static void ccw_machine_6_2_instance_options(MachineState *machine)
{
}
@@ -1100,6 +1101,102 @@ 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_rhel850_instance_options(MachineState *machine)
+{
+}
+
+static void ccw_machine_rhel850_class_options(MachineClass *mc)
+{
+ compat_props_add(mc->compat_props, hw_compat_rhel_8_5, hw_compat_rhel_8_5_len);
+}
+DEFINE_CCW_MACHINE(rhel850, "rhel8.5.0", true);
+
+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_rhel750_instance_options(MachineState *machine)
+{
+ static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V2_11 };
+ ccw_machine_rhel760_instance_options(machine);
+
+ /* before 2.12 we emulated the very first z900, and RHEL 7.5 is
+ based on 2.10 */
+ s390_set_qemu_cpu_model(0x2064, 7, 1, qemu_cpu_feat);
+
+ /* bpb and ppa15 were only in the full model in RHEL 7.5 */
+ s390_cpudef_featoff_greater(11, 1, S390_FEAT_PPA15);
+ s390_cpudef_featoff_greater(11, 1, S390_FEAT_BPB);
+}
+
+GlobalProperty ccw_compat_rhel_7_5[] = {
+ {
+ .driver = TYPE_SCLP_EVENT_FACILITY,
+ .property = "allow_all_mask_sizes",
+ .value = "off",
+ },
+};
+const size_t ccw_compat_rhel_7_5_len = G_N_ELEMENTS(ccw_compat_rhel_7_5);
+
+static void ccw_machine_rhel750_class_options(MachineClass *mc)
+{
+ ccw_machine_rhel760_class_options(mc);
+ compat_props_add(mc->compat_props, hw_compat_rhel_7_5, hw_compat_rhel_7_5_len);
+ compat_props_add(mc->compat_props, ccw_compat_rhel_7_5, ccw_compat_rhel_7_5_len);
+ S390_CCW_MACHINE_CLASS(mc)->hpage_1m_allowed = false;
+}
+DEFINE_CCW_MACHINE(rhel750, "rhel7.5.0", false);
static void ccw_machine_register_types(void)
{
--
2.27.0
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