Merge tag 'pull-target-arm-20221027' of https://git.linaro.org/people/pmaydell/qemu-arm into staging

target-arm queue:
 * Implement FEAT_E0PD
 * Implement FEAT_HAFDBS
 * honor HCR_E2H and HCR_TGE in arm_excp_unmasked()
 * hw/arm/virt: Fix devicetree warnings about the virtio-iommu node
 * hw/core/resettable: fix reset level counting
 * hw/hyperv/hyperv.c: Use device_cold_reset() instead of device_legacy_reset()
 * imx: reload cmp timer outside of the reload ptimer transaction
 * x86: do not re-randomize RNG seed on snapshot load
 * m68k/virt: do not re-randomize RNG seed on snapshot load
 * m68k/q800: do not re-randomize RNG seed on snapshot load
 * arm: re-randomize rng-seed on reboot
 * riscv: re-randomize rng-seed on reboot
 * mips/boston: re-randomize rng-seed on reboot
 * openrisc: re-randomize rng-seed on reboot
 * rx: re-randomize rng-seed on reboot

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# gpg:                issuer "peter.maydell@linaro.org"
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>" [full]
# gpg:                 aka "Peter Maydell <pmaydell@gmail.com>" [full]
# gpg:                 aka "Peter Maydell <pmaydell@chiark.greenend.org.uk>" [full]
# gpg:                 aka "Peter Maydell <peter@archaic.org.uk>" [unknown]
# Primary key fingerprint: E1A5 C593 CD41 9DE2 8E83  15CF 3C25 25ED 1436 0CDE

* tag 'pull-target-arm-20221027' of https://git.linaro.org/people/pmaydell/qemu-arm: (31 commits)
  mips/malta: pass RNG seed via env var and re-randomize on reboot
  rx: re-randomize rng-seed on reboot
  openrisc: re-randomize rng-seed on reboot
  mips/boston: re-randomize rng-seed on reboot
  m68k/q800: do not re-randomize RNG seed on snapshot load
  m68k/virt: do not re-randomize RNG seed on snapshot load
  riscv: re-randomize rng-seed on reboot
  arm: re-randomize rng-seed on reboot
  x86: do not re-randomize RNG seed on snapshot load
  device-tree: add re-randomization helper function
  reset: allow registering handlers that aren't called by snapshot loading
  target/arm: Use the max page size in a 2-stage ptw
  target/arm: Implement FEAT_HAFDBS, dirty bit portion
  target/arm: Implement FEAT_HAFDBS, access flag portion
  target/arm: Tidy merging of attributes from descriptor and table
  target/arm: Consider GP an attribute in get_phys_addr_lpae
  target/arm: Don't shift attrs in get_phys_addr_lpae
  target/arm: Fix fault reporting in get_phys_addr_lpae
  target/arm: Remove loop from get_phys_addr_lpae
  target/arm: Add ARMFault_UnsuppAtomicUpdate
  ...

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

3 files changed, 14 insertions, 2 deletions

diff --git a/include/hw/boards.h b/include/hw/boards.h
index 311ed17..90f1dd3 100644
--- a/include/hw/boards.h
+++ b/include/hw/boards.h
@@ -231,7 +231,7 @@ struct MachineClass {
     const char *deprecation_reason;
 
     void (*init)(MachineState *state);
-    void (*reset)(MachineState *state);
+    void (*reset)(MachineState *state, ShutdownCause reason);
     void (*wakeup)(MachineState *state);
     int (*kvm_type)(MachineState *machine, const char *arg);
 
diff --git a/include/sysemu/device_tree.h b/include/sysemu/device_tree.h
index e7c5441..ca5339b 100644
--- a/include/sysemu/device_tree.h
+++ b/include/sysemu/device_tree.h
@@ -197,6 +197,15 @@ int qemu_fdt_setprop_sized_cells_from_array(void *fdt,
                                                 qdt_tmp);                 \
     })
 
+
+/**
+ * qemu_fdt_randomize_seeds:
+ * @fdt: device tree blob
+ *
+ * Re-randomize all "rng-seed" properties with new seeds.
+ */
+void qemu_fdt_randomize_seeds(void *fdt);
+
 #define FDT_PCI_RANGE_RELOCATABLE          0x80000000
 #define FDT_PCI_RANGE_PREFETCHABLE         0x40000000
 #define FDT_PCI_RANGE_ALIASED              0x20000000
diff --git a/include/sysemu/reset.h b/include/sysemu/reset.h
index 0b0d6d7..609e4d5 100644
--- a/include/sysemu/reset.h
+++ b/include/sysemu/reset.h
@@ -1,10 +1,13 @@
 #ifndef QEMU_SYSEMU_RESET_H
 #define QEMU_SYSEMU_RESET_H
 
+#include "qapi/qapi-events-run-state.h"
+
 typedef void QEMUResetHandler(void *opaque);
 
 void qemu_register_reset(QEMUResetHandler *func, void *opaque);
+void qemu_register_reset_nosnapshotload(QEMUResetHandler *func, void *opaque);
 void qemu_unregister_reset(QEMUResetHandler *func, void *opaque);
-void qemu_devices_reset(void);
+void qemu_devices_reset(ShutdownCause reason);
 
 #endif