+Eduardo/Markus for QOM/QDEV clarification.

On 20/12/22 01:52, Richard Henderson wrote:
On 12/9/22 07:15, Philippe Mathieu-Daudé wrote:
Propagate the controller endianess from the machine, setting
the "cpu-little-endian" property.

Signed-off-by: Philippe Mathieu-Daudé <phi...@linaro.org>
---
  hw/mips/malta.c | 4 +++-
  1 file changed, 3 insertions(+), 1 deletion(-)

Modulo using qdev_prop_set_bool,

Surprisingly there is no qdev_prop_set_bool()... I can use the QOM layer
with object_property_add_bool(), i.e.:

$ git grep memory-hotplug-support
hw/acpi/ich9.c:451: object_property_add_bool(obj, "memory-hotplug-support", hw/acpi/piix4.c:608: DEFINE_PROP_BOOL("memory-hotplug-support", PIIX4PMState,

But I notice some qdev_prop_set_bit() uses, i.e. in hw/arm/:

$ git grep enable-bitband
hw/arm/armv7m.c:528: DEFINE_PROP_BOOL("enable-bitband", ARMv7MState, enable_bitband, false),
hw/arm/mps2.c:242:    qdev_prop_set_bit(armv7m, "enable-bitband", true);
hw/arm/msf2-soc.c:138:    qdev_prop_set_bit(armv7m, "enable-bitband", true);
hw/arm/stellaris.c:1070:    qdev_prop_set_bit(nvic, "enable-bitband", true);
hw/arm/stm32f100_soc.c:119: qdev_prop_set_bit(armv7m, "enable-bitband", true);

In that case this patch doesn't require any change.

Reviewed-by: Richard Henderson <richard.hender...@linaro.org>

Thanks!


diff --git a/hw/mips/malta.c b/hw/mips/malta.c
index ba92022f87..1f4e0c7acc 100644
--- a/hw/mips/malta.c
+++ b/hw/mips/malta.c
@@ -1390,7 +1390,9 @@ void mips_malta_init(MachineState *machine)
      stl_p(memory_region_get_ram_ptr(bios_copy) + 0x10, 0x00000420);
      /* Northbridge */
-    dev = sysbus_create_simple("gt64120", -1, NULL);
+    dev = qdev_new("gt64120");
+    qdev_prop_set_bit(dev, "cpu-little-endian", !be);
+    sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
      pci_bus = PCI_BUS(qdev_get_child_bus(dev, "pci"));
      /* Southbridge */



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