On 3/4/22 01:52, Peter Maydell wrote:
Is it not possible to implement this in the usual "change
property for older versioned machines" way of adding to
the hw_compat arrays?

diff --git a/hw/core/machine.c b/hw/core/machine.c
index d856485cb4d..dac82a709ba 100644
--- a/hw/core/machine.c
+++ b/hw/core/machine.c
@@ -37,7 +37,9 @@
  #include "hw/virtio/virtio.h"
  #include "hw/virtio/virtio-pci.h"

-GlobalProperty hw_compat_6_2[] = {};
+GlobalProperty hw_compat_6_2[] = {
+    { "arm-cpu-max", "lpa2", "false" },
+};
  const size_t hw_compat_6_2_len = G_N_ELEMENTS(hw_compat_6_2);

Hmm, I didn't try that, just mirrored the other examples within hw/arm/virt.c.
I guess the real type name would be TYPE_ARM_MAX_CPU, or "max-arm-cpu".

...

Yes, that works.  I'll send an update.


r~

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