Merge branch 'master' of /home/davem/src/GIT/linux-2.6/

[linux-2.6-omap-h63xx.git] / arch / ia64 / kernel / machvec.c

diff --git a/arch/ia64/kernel/machvec.c b/arch/ia64/kernel/machvec.c
index 9620822270a6e122d00c48cc5bb2acb89b313e10..7ccb228ceedc337e90ae956ad3d1934e66c25bda 100644 (file)
--- a/arch/ia64/kernel/machvec.c
+++ b/arch/ia64/kernel/machvec.c
@@ -13,14 +13,6 @@
 struct ia64_machine_vector ia64_mv;
 EXPORT_SYMBOL(ia64_mv);
 
-static __initdata const char *mvec_name;
-static __init int setup_mvec(char *s)
-{
-       mvec_name = s;
-       return 0;
-}
-early_param("machvec", setup_mvec);
-
 static struct ia64_machine_vector * __init
 lookup_machvec (const char *name)
 {
@@ -35,13 +27,13 @@ lookup_machvec (const char *name)
        return 0;
 }
 
-void
+void __init
 machvec_init (const char *name)
 {
        struct ia64_machine_vector *mv;
 
        if (!name)
-               name = mvec_name ? mvec_name : acpi_get_sysname();
+               name = acpi_get_sysname();
        mv = lookup_machvec(name);
        if (!mv)
                panic("generic kernel failed to find machine vector for"
@@ -51,6 +43,23 @@ machvec_init (const char *name)
        printk(KERN_INFO "booting generic kernel on platform %s\n", name);
 }
 
+void __init
+machvec_init_from_cmdline(const char *cmdline)
+{
+       char str[64];
+       const char *start;
+       char *end;
+
+       if (! (start = strstr(cmdline, "machvec=")) )
+               return machvec_init(NULL);
+
+       strlcpy(str, start + strlen("machvec="), sizeof(str));
+       if ( (end = strchr(str, ' ')) )
+               *end = '\0';
+
+       return machvec_init(str);
+}
+
 #endif /* CONFIG_IA64_GENERIC */
 
 void