Add driver auto probing for x86 features v4

[linux-flexiantxendom0-3.2.10.git] / scripts / mod / file2alias.c

diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c
index c0e14b3..026ba38 100644 (file)
--- a/scripts/mod/file2alias.c
+++ b/scripts/mod/file2alias.c
@@ -1013,6 +1013,30 @@ static int do_amba_entry(const char *filename,
 }
 ADD_TO_DEVTABLE("amba", struct amba_id, do_amba_entry);
 
+/* LOOKS like x86cpu:vendor:VVVV:family:FFFF:model:MMMM:feature:*,FEAT,*
+ * All fields are numbers. It would be nicer to use strings for vendor
+ * and feature, but getting those out of the build system here is too
+ * complicated.
+ */
+
+static int do_x86cpu_entry(const char *filename, struct x86_cpu_id *id,
+                          char *alias)
+{
+       id->feature = TO_NATIVE(id->feature);
+       id->family = TO_NATIVE(id->family);
+       id->model = TO_NATIVE(id->model);
+       id->vendor = TO_NATIVE(id->vendor);
+
+       strcpy(alias, "x86cpu:");
+       ADD(alias, "vendor:",  id->vendor != X86_VENDOR_ANY, id->vendor);
+       ADD(alias, ":family:", id->family != X86_FAMILY_ANY, id->family);
+       ADD(alias, ":model:",  id->model  != X86_MODEL_ANY,  id->model);
+       ADD(alias, ":feature:*,", id->feature != X86_FEATURE_ANY, id->feature);
+       strcat(alias, ",*");
+       return 1;
+}
+ADD_TO_DEVTABLE("x86cpu", struct x86_cpu_id, do_x86cpu_entry);
+
 /* Does namelen bytes of name exactly match the symbol? */
 static bool sym_is(const char *name, unsigned namelen, const char *symbol)
 {