On 7/23/26 12:38 PM, Cornelia Huck wrote:
Add 11.2 machine types for arm/i440fx/loongarch/m68k/q35/s390x/spapr.

Signed-off-by: Cornelia Huck <[email protected]>
---
  hw/arm/virt.c              |  9 ++++++++-
  hw/core/machine.c          |  3 +++
  hw/i386/pc.c               |  3 +++
  hw/i386/pc_piix.c          | 13 +++++++++++--
  hw/i386/pc_q35.c           | 13 +++++++++++--
  hw/loongarch/virt.c        | 11 +++++++++--
  hw/m68k/virt.c             |  9 ++++++++-
  hw/ppc/spapr.c             | 15 +++++++++++++--
  hw/s390x/s390-virtio-ccw.c | 14 +++++++++++++-
  include/hw/core/boards.h   |  3 +++
  include/hw/i386/pc.h       |  3 +++
  11 files changed, 85 insertions(+), 11 deletions(-)

diff --git a/hw/arm/virt.c b/hw/arm/virt.c
index 219597cabd0b..e7a56e37f731 100644
--- a/hw/arm/virt.c
+++ b/hw/arm/virt.c
@@ -4441,10 +4441,17 @@ static void machvirt_machine_init(void)
  }
  type_init(machvirt_machine_init);
+static void virt_machine_11_2_options(MachineClass *mc)
+{
+}
+DEFINE_VIRT_MACHINE_AS_LATEST(11, 2)
+
  static void virt_machine_11_1_options(MachineClass *mc)
  {
+    virt_machine_11_2_options(mc);
+    compat_props_add(mc->compat_props, hw_compat_11_1, hw_compat_11_1_len);
  }
-DEFINE_VIRT_MACHINE_AS_LATEST(11, 1)
+DEFINE_VIRT_MACHINE(11, 1)
static void virt_machine_11_0_options(MachineClass *mc)
  {
diff --git a/hw/core/machine.c b/hw/core/machine.c
index 805148678d57..354b93c62037 100644
--- a/hw/core/machine.c
+++ b/hw/core/machine.c
@@ -40,6 +40,9 @@
  #include "qemu/audio.h"
  #include "hw/arm/smmuv3.h"
+GlobalProperty hw_compat_11_1[] = {};
+const size_t hw_compat_11_1_len = G_N_ELEMENTS(hw_compat_11_1);
+
  GlobalProperty hw_compat_11_0[] = {
      { "chardev-vc", "encoding", "cp437" },
      { "tpm-crb", "cap-chunk", "off" },

This hunk doesn't apply because of a5cff318f0 ("virtio-mmio: fix QUEUE_NUM_MAX"), but is easy to resolve. I'll fix/pick this.

Reviewed-by: Eric Farman <[email protected]>

diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index f064aa2b3e32..e9e4fc262b83 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -74,6 +74,9 @@
  #include "hw/xen/xen-bus.h"
  #endif
+GlobalProperty pc_compat_11_1[] = {};
+const size_t pc_compat_11_1_len = G_N_ELEMENTS(pc_compat_11_1);
+
  GlobalProperty pc_compat_11_0[] = {};
  const size_t pc_compat_11_0_len = G_N_ELEMENTS(pc_compat_11_0);
diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c
index 82457bdb167a..223a19cc4bbc 100644
--- a/hw/i386/pc_piix.c
+++ b/hw/i386/pc_piix.c
@@ -428,12 +428,21 @@ static void pc_i440fx_machine_options(MachineClass *m)
                       pc_piix_compat_defaults, pc_piix_compat_defaults_len);
  }
-static void pc_i440fx_machine_11_1_options(MachineClass *m)
+static void pc_i440fx_machine_11_2_options(MachineClass *m)
  {
      pc_i440fx_machine_options(m);
  }
-DEFINE_I440FX_MACHINE_AS_LATEST(11, 1);
+DEFINE_I440FX_MACHINE_AS_LATEST(11, 2);
+
+static void pc_i440fx_machine_11_1_options(MachineClass *m)
+{
+    pc_i440fx_machine_11_2_options(m);
+    compat_props_add(m->compat_props, hw_compat_11_1, hw_compat_11_1_len);
+    compat_props_add(m->compat_props, pc_compat_11_1, pc_compat_11_1_len);
+}
+
+DEFINE_I440FX_MACHINE(11, 1);
static void pc_i440fx_machine_11_0_options(MachineClass *m)
  {
diff --git a/hw/i386/pc_q35.c b/hw/i386/pc_q35.c
index 6c1e4eff5f1d..94cd71124b18 100644
--- a/hw/i386/pc_q35.c
+++ b/hw/i386/pc_q35.c
@@ -383,12 +383,21 @@ static void pc_q35_machine_options(MachineClass *m)
                       pc_q35_compat_defaults, pc_q35_compat_defaults_len);
  }
-static void pc_q35_machine_11_1_options(MachineClass *m)
+static void pc_q35_machine_11_2_options(MachineClass *m)
  {
      pc_q35_machine_options(m);
  }
-DEFINE_Q35_MACHINE_AS_LATEST(11, 1);
+DEFINE_Q35_MACHINE_AS_LATEST(11, 2);
+
+static void pc_q35_machine_11_1_options(MachineClass *m)
+{
+    pc_q35_machine_11_2_options(m);
+    compat_props_add(m->compat_props, hw_compat_11_1, hw_compat_11_1_len);
+    compat_props_add(m->compat_props, pc_compat_11_1, pc_compat_11_1_len);
+}
+
+DEFINE_Q35_MACHINE(11, 1);
static void pc_q35_machine_11_0_options(MachineClass *m)
  {
diff --git a/hw/loongarch/virt.c b/hw/loongarch/virt.c
index 6693dea647be..9cc79929a8ab 100644
--- a/hw/loongarch/virt.c
+++ b/hw/loongarch/virt.c
@@ -1465,7 +1465,6 @@ static void virt_class_init(ObjectClass *oc, const void 
*data)
      mc->default_ram_id = "loongarch.ram";
      mc->desc = "QEMU LoongArch Virtual Machine";
      mc->max_cpus = LOONGARCH_MAX_CPUS;
-    mc->is_default = 1;
      mc->default_kernel_irqchip_split = false;
      mc->block_default_type = IF_VIRTIO;
      mc->default_boot_order = "c";
@@ -1546,6 +1545,7 @@ static void virt_class_init(ObjectClass *oc, const void 
*data)
          MACHINE_VER_DEPRECATION(__VA_ARGS__); \
          if (latest) { \
              mc->alias = "virt"; \
+            mc->is_default = true; \
          } \
      } \
      static const TypeInfo MACHINE_VER_SYM(info, virt, __VA_ARGS__) = \
@@ -1600,7 +1600,14 @@ static void machvirt_machine_init(void)
type_init(machvirt_machine_init); +static void virt_machine_11_2_options(MachineClass *mc)
+{
+}
+DEFINE_VIRT_MACHINE_AS_LATEST(11, 2)
+
  static void virt_machine_11_1_options(MachineClass *mc)
  {
+    virt_machine_11_2_options(mc);
+    compat_props_add(mc->compat_props, hw_compat_11_1, hw_compat_11_1_len);
  }
-DEFINE_VIRT_MACHINE_AS_LATEST(11, 1)
+DEFINE_VIRT_MACHINE(11, 1)
diff --git a/hw/m68k/virt.c b/hw/m68k/virt.c
index 51158ce1c08c..274970978ffb 100644
--- a/hw/m68k/virt.c
+++ b/hw/m68k/virt.c
@@ -367,10 +367,17 @@ type_init(virt_machine_register_types)
  #define DEFINE_VIRT_MACHINE(major, minor) \
      DEFINE_VIRT_MACHINE_IMPL(false, major, minor)
+static void virt_machine_11_2_options(MachineClass *mc)
+{
+}
+DEFINE_VIRT_MACHINE_AS_LATEST(11, 2)
+
  static void virt_machine_11_1_options(MachineClass *mc)
  {
+    virt_machine_11_2_options(mc);
+    compat_props_add(mc->compat_props, hw_compat_11_1, hw_compat_11_1_len);
  }
-DEFINE_VIRT_MACHINE_AS_LATEST(11, 1)
+DEFINE_VIRT_MACHINE(11, 1)
static void virt_machine_11_0_options(MachineClass *mc)
  {
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index b79828b4e90c..7e284edd7d0b 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -4763,15 +4763,26 @@ static void 
spapr_machine_latest_class_options(MachineClass *mc)
  #define DEFINE_SPAPR_MACHINE(major, minor) \
      DEFINE_SPAPR_MACHINE_IMPL(false, major, minor)
+/*
+ * pseries-11.2
+ */
+static void spapr_machine_11_2_class_options(MachineClass *mc)
+{
+    /* Defaults for the latest behaviour inherited from the base class */
+}
+
+DEFINE_SPAPR_MACHINE_AS_LATEST(11, 2);
+
  /*
   * pseries-11.1
   */
  static void spapr_machine_11_1_class_options(MachineClass *mc)
  {
-    /* Defaults for the latest behaviour inherited from the base class */
+    spapr_machine_11_2_class_options(mc);
+    compat_props_add(mc->compat_props, hw_compat_11_1, hw_compat_11_1_len);
  }
-DEFINE_SPAPR_MACHINE_AS_LATEST(11, 1);
+DEFINE_SPAPR_MACHINE(11, 1);
/*
   * pseries-11.0
diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c
index 25a9fa495540..55131c1a4445 100644
--- a/hw/s390x/s390-virtio-ccw.c
+++ b/hw/s390x/s390-virtio-ccw.c
@@ -925,14 +925,26 @@ static const TypeInfo ccw_machine_info = {
      DEFINE_CCW_MACHINE_IMPL(false, major, minor)
+static void ccw_machine_11_2_instance_options(MachineState *machine)
+{
+}
+
+static void ccw_machine_11_2_class_options(MachineClass *mc)
+{
+}
+DEFINE_CCW_MACHINE_AS_LATEST(11, 2);
+
  static void ccw_machine_11_1_instance_options(MachineState *machine)
  {
+    ccw_machine_11_2_instance_options(machine);
  }
static void ccw_machine_11_1_class_options(MachineClass *mc)
  {
+    ccw_machine_11_2_class_options(mc);
+    compat_props_add(mc->compat_props, hw_compat_11_1, hw_compat_11_1_len);
  }
-DEFINE_CCW_MACHINE_AS_LATEST(11, 1);
+DEFINE_CCW_MACHINE(11, 1);
static void ccw_machine_11_0_instance_options(MachineState *machine)
  {
diff --git a/include/hw/core/boards.h b/include/hw/core/boards.h
index 29c68931d8a7..a436d48c8e52 100644
--- a/include/hw/core/boards.h
+++ b/include/hw/core/boards.h
@@ -815,6 +815,9 @@ compat_props_add(GPtrArray *arr,
      }
  }
+extern GlobalProperty hw_compat_11_1[];
+extern const size_t hw_compat_11_1_len;
+
  extern GlobalProperty hw_compat_11_0[];
  extern const size_t hw_compat_11_0_len;
diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h
index d4b6d3ed57fa..ac03da97b645 100644
--- a/include/hw/i386/pc.h
+++ b/include/hw/i386/pc.h
@@ -209,6 +209,9 @@ void pc_system_parse_ovmf_flash(uint8_t *flash_ptr, size_t 
flash_size);
  /* sgx.c */
  void pc_machine_init_sgx_epc(PCMachineState *pcms);
+extern GlobalProperty pc_compat_11_1[];
+extern const size_t pc_compat_11_1_len;
+
  extern GlobalProperty pc_compat_11_0[];
  extern const size_t pc_compat_11_0_len;


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