Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging

* exec/cpu-all: remove BSWAP_NEEDED
* pl011: pad C PL011State struct to same size as Rust struct
* rust: hpet: fix type of "timers" property
* rust: hpet: fix functional tests (and really everything that uses it)
* rust: Kconfig: Factor out whether devices are Rust or C
* rust: vmstate: Fixes and tests

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* tag 'for-upstream' of https://gitlab.com/bonzini/qemu: (24 commits)
  rust: hpet: fix decoding of timer registers
  rust/vmstate: Include complete crate path of VMStateFlags in vmstate_clock
  rust/vmstate: Add unit test for vmstate_validate
  rust/vmstate: Add unit test for pointer case
  rust/vmstate: Add unit test for vmstate_{of|struct} macro
  rust/vmstate: Add unit test for vmstate_of macro
  rust/vmstate: Support vmstate_validate
  rust/vmstate: Re-implement VMState trait for timer binding
  rust/vmstate: Relax array check when build varray in vmstate_struct
  rust/vmstate: Fix unnecessary VMState bound of with_varray_flag()
  rust/vmstate: Fix "cannot infer type" error in vmstate_struct
  rust/vmstate: Fix type check for varray in vmstate_struct
  rust/vmstate: Fix size field of VMStateField with VMS_ARRAY_OF_POINTER flag
  rust/vmstate: Fix num field when varray flags are set
  rust/vmstate: Fix num_offset in vmstate macros
  rust/vmstate: Remove unnecessary unsafe
  exec/cpu-all: remove BSWAP_NEEDED
  load_aout: replace bswap_needed with big_endian
  rust: pl011: Check size of state struct at compile time
  hw/char/pl011: Pad PL011State struct to same size as Rust impl
  ...

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

5 files changed, 7 insertions, 14 deletions

diff --git a/include/exec/cpu-all.h b/include/exec/cpu-all.h
index 8cd6c00..47b1444 100644
--- a/include/exec/cpu-all.h
+++ b/include/exec/cpu-all.h
@@ -26,18 +26,6 @@
 #include "exec/tswap.h"
 #include "hw/core/cpu.h"
 
-/* some important defines:
- *
- * HOST_BIG_ENDIAN : whether the host cpu is big endian and
- * otherwise little endian.
- *
- * TARGET_BIG_ENDIAN : same for the target cpu
- */
-
-#if HOST_BIG_ENDIAN != TARGET_BIG_ENDIAN
-#define BSWAP_NEEDED
-#endif
-
 /* Target-endianness CPU memory access functions. These fit into the
  * {ld,st}{type}{sign}{size}{endian}_p naming scheme described in bswap.h.
  */
diff --git a/include/exec/poison.h b/include/exec/poison.h
index 8ed04b3..2c151fd 100644
--- a/include/exec/poison.h
+++ b/include/exec/poison.h
@@ -37,7 +37,6 @@
 #pragma GCC poison TARGET_NAME
 #pragma GCC poison TARGET_SUPPORTS_MTTCG
 #pragma GCC poison TARGET_BIG_ENDIAN
-#pragma GCC poison BSWAP_NEEDED
 
 #pragma GCC poison TARGET_LONG_BITS
 #pragma GCC poison TARGET_FMT_lx
diff --git a/include/hw/char/pl011.h b/include/hw/char/pl011.h
index 4fcaf3d..299ca9b 100644
--- a/include/hw/char/pl011.h
+++ b/include/hw/char/pl011.h
@@ -52,6 +52,11 @@ struct PL011State {
     Clock *clk;
     bool migrate_clk;
     const unsigned char *id;
+    /*
+     * Since some users embed this struct directly, we must
+     * ensure that the C struct is at least as big as the Rust one.
+     */
+    uint8_t padding_for_rust[16];
 };
 
 DeviceState *pl011_create(hwaddr addr, qemu_irq irq, Chardev *chr);
diff --git a/include/hw/loader.h b/include/hw/loader.h
index 784a93d..d280dc3 100644
--- a/include/hw/loader.h
+++ b/include/hw/loader.h
@@ -190,7 +190,7 @@ ssize_t load_elf(const char *filename,
 void load_elf_hdr(const char *filename, void *hdr, bool *is64, Error **errp);
 
 ssize_t load_aout(const char *filename, hwaddr addr, int max_sz,
-                  int bswap_needed, hwaddr target_page_size);
+                  bool big_endian, hwaddr target_page_size);
 
 #define LOAD_UIMAGE_LOADADDR_INVALID (-1)
 
diff --git a/include/hw/qdev-properties.h b/include/hw/qdev-properties.h
index 15fcec5..2c99856 100644
--- a/include/hw/qdev-properties.h
+++ b/include/hw/qdev-properties.h
@@ -52,6 +52,7 @@ extern const PropertyInfo qdev_prop_bool;
 extern const PropertyInfo qdev_prop_uint8;
 extern const PropertyInfo qdev_prop_uint16;
 extern const PropertyInfo qdev_prop_uint32;
+extern const PropertyInfo qdev_prop_usize;
 extern const PropertyInfo qdev_prop_int32;
 extern const PropertyInfo qdev_prop_uint64;
 extern const PropertyInfo qdev_prop_uint64_checkmask;