[Xen-devel] [PATCH v4 06/14] xen: Move the hvm_start_info C representation from libxc to public/xen.h

[Anthony PERARD <anthony.perard@xxxxxxxxxx>]

Instead of having several representation of hvm_start_info in C, define
it in public/xen.h so both libxc and hvmloader can use it.

Signed-off-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>
---
New in V4.
---
 tools/libxc/include/xc_dom.h | 31 -------------------------------
 xen/include/public/xen.h     | 31 +++++++++++++++++++++++++++++++
 2 files changed, 31 insertions(+), 31 deletions(-)

diff --git a/tools/libxc/include/xc_dom.h b/tools/libxc/include/xc_dom.h
index 93f894c..567016c 100644
--- a/tools/libxc/include/xc_dom.h
+++ b/tools/libxc/include/xc_dom.h
@@ -219,37 +219,6 @@ struct xc_dom_image {
     struct xc_hvm_firmware_module smbios_module;
 };
 
-#if defined(__i386__) || defined(__x86_64__)
-/* C representation of the x86/HVM start info layout.
- *
- * The canonical definition of this layout resides in public/xen.h, this
- * is just a way to represent the layout described there using C types.
- *
- * NB: the packed attribute is not really needed, but it helps us enforce
- * the fact this this is just a representation, and it might indeed
- * be required in the future if there are alignment changes.
- */
-struct hvm_start_info {
-    uint32_t magic;             /* Contains the magic value 0x336ec578       */
-                                /* ("xEn3" with the 0x80 bit of the "E" set).*/
-    uint32_t version;           /* Version of this structure.                */
-    uint32_t flags;             /* SIF_xxx flags.                            */
-    uint32_t cmdline_paddr;     /* Physical address of the command line.     */
-    uint32_t nr_modules;        /* Number of modules passed to the kernel.   */
-    uint32_t modlist_paddr;     /* Physical address of an array of           */
-                                /* hvm_modlist_entry.                        */
-    uint32_t rsdp_paddr;        /* Physical address of the RSDP ACPI data    */
-                                /* structure.                                */
-} __attribute__((packed));
-
-struct hvm_modlist_entry {
-    uint64_t paddr;             /* Physical address of the module.           */
-    uint64_t size;              /* Size of the module in bytes.              */
-    uint64_t cmdline_paddr;     /* Physical address of the command line.     */
-    uint64_t reserved;
-} __attribute__((packed));
-#endif /* x86 */
-
 /* --- pluggable kernel loader ------------------------------------- */
 
 struct xc_dom_loader {
diff --git a/xen/include/public/xen.h b/xen/include/public/xen.h
index 1cfec5c..c270cf1 100644
--- a/xen/include/public/xen.h
+++ b/xen/include/public/xen.h
@@ -841,6 +841,37 @@ typedef struct start_info start_info_t;
  */
 #define XEN_HVM_START_MAGIC_VALUE 0x336ec578
 
+#if defined(__i386__) || defined(__x86_64__)
+/* C representation of the x86/HVM start info layout.
+ *
+ * The canonical definition of this layout is abrove, this is just a way to
+ * represent the layout described there using C types.
+ *
+ * NB: the packed attribute is not really needed, but it helps us enforce
+ * the fact this this is just a representation, and it might indeed
+ * be required in the future if there are alignment changes.
+ */
+struct hvm_start_info {
+    uint32_t magic;             /* Contains the magic value 0x336ec578       */
+                                /* ("xEn3" with the 0x80 bit of the "E" set).*/
+    uint32_t version;           /* Version of this structure.                */
+    uint32_t flags;             /* SIF_xxx flags.                            */
+    uint32_t cmdline_paddr;     /* Physical address of the command line.     */
+    uint32_t nr_modules;        /* Number of modules passed to the kernel.   */
+    uint32_t modlist_paddr;     /* Physical address of an array of           */
+                                /* hvm_modlist_entry.                        */
+    uint32_t rsdp_paddr;        /* Physical address of the RSDP ACPI data    */
+                                /* structure.                                */
+} __attribute__((packed));
+
+struct hvm_modlist_entry {
+    uint64_t paddr;             /* Physical address of the module.           */
+    uint64_t size;              /* Size of the module in bytes.              */
+    uint64_t cmdline_paddr;     /* Physical address of the command line.     */
+    uint64_t reserved;
+} __attribute__((packed));
+#endif /* x86 */
+
 /* New console union for dom0 introduced in 0x00030203. */
 #if __XEN_INTERFACE_VERSION__ < 0x00030203
 #define console_mfn    console.domU.mfn
-- 
Anthony PERARD


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