[Xen-devel] [PATCH 02/14] libxl/arm: Factor out codes for generating DTB

[Shannon Zhao <zhaoshenglong@xxxxxxxxxx>]

From: Shannon Zhao <shannon.zhao@xxxxxxxxxx>

Factor out codes for generating DTB to prepare for adding ACPI tables
generation codes.

Signed-off-by: Shannon Zhao <shannon.zhao@xxxxxxxxxx>
---
 tools/libxl/libxl_arm.c | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

diff --git a/tools/libxl/libxl_arm.c b/tools/libxl/libxl_arm.c
index c6d77e3..9e99159 100644
--- a/tools/libxl/libxl_arm.c
+++ b/tools/libxl/libxl_arm.c
@@ -747,10 +747,9 @@ static int copy_partial_fdt(libxl__gc *gc, void *fdt, void 
*pfdt)
 
 #define FDT_MAX_SIZE (1<<20)
 
-int libxl__arch_domain_init_hw_description(libxl__gc *gc,
-                                           libxl_domain_build_info *info,
-                                           libxl__domain_build_state *state,
-                                           struct xc_dom_image *dom)
+static int prepare_dtb(libxl__gc *gc, libxl_domain_build_info *info,
+                       libxl__domain_build_state *state,
+                       struct xc_dom_image *dom)
 {
     void *fdt = NULL;
     void *pfdt = NULL;
@@ -764,8 +763,6 @@ int libxl__arch_domain_init_hw_description(libxl__gc *gc,
     /* convenience aliases */
     xc_domain_configuration_t *xc_config = &state->config;
 
-    assert(info->type == LIBXL_DOMAIN_TYPE_PV);
-
     vers = libxl_get_version_info(CTX);
     if (vers == NULL) return ERROR_FAIL;
 
@@ -883,6 +880,15 @@ out:
     return rc;
 }
 
+int libxl__arch_domain_init_hw_description(libxl__gc *gc,
+                                           libxl_domain_build_info *info,
+                                           libxl__domain_build_state *state,
+                                           struct xc_dom_image *dom)
+{
+    assert(info->type == LIBXL_DOMAIN_TYPE_PV);
+    return prepare_dtb(gc, info, state, dom);
+}
+
 static void finalise_one_memory_node(libxl__gc *gc, void *fdt,
                                      uint64_t base, uint64_t size)
 {
-- 
2.0.4



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