summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--arch/powerpc/kernel/setup-common.c40
-rw-r--r--arch/powerpc/kernel/setup_32.c1
-rw-r--r--arch/powerpc/kernel/setup_64.c37
3 files changed, 41 insertions, 37 deletions
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index d43fa8c0e5a..e22856ecb5a 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -405,6 +405,46 @@ static int __init set_preferred_console(void)
console_initcall(set_preferred_console);
#endif /* CONFIG_PPC_MULTIPLATFORM */
+void __init check_for_initrd(void)
+{
+#ifdef CONFIG_BLK_DEV_INITRD
+ unsigned long *prop;
+
+ DBG(" -> check_for_initrd()\n");
+
+ if (of_chosen) {
+ prop = (unsigned long *)get_property(of_chosen,
+ "linux,initrd-start", NULL);
+ if (prop != NULL) {
+ initrd_start = (unsigned long)__va(*prop);
+ prop = (unsigned long *)get_property(of_chosen,
+ "linux,initrd-end", NULL);
+ if (prop != NULL) {
+ initrd_end = (unsigned long)__va(*prop);
+ initrd_below_start_ok = 1;
+ } else
+ initrd_start = 0;
+ }
+ }
+
+ /* If we were passed an initrd, set the ROOT_DEV properly if the values
+ * look sensible. If not, clear initrd reference.
+ */
+ if (initrd_start >= KERNELBASE && initrd_end >= KERNELBASE &&
+ initrd_end > initrd_start)
+ ROOT_DEV = Root_RAM0;
+ else {
+ printk("Bogus initrd %08lx %08lx\n", initrd_start, initrd_end);
+ initrd_start = initrd_end = 0;
+ }
+
+ if (initrd_start)
+ printk("Found initrd at 0x%lx:0x%lx\n", initrd_start, initrd_end);
+
+ DBG(" <- check_for_initrd()\n");
+#endif /* CONFIG_BLK_DEV_INITRD */
+}
+
#ifdef CONFIG_SMP
/**
diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c
index b45eedbb4b3..3af2631e3fa 100644
--- a/arch/powerpc/kernel/setup_32.c
+++ b/arch/powerpc/kernel/setup_32.c
@@ -286,6 +286,7 @@ void __init setup_arch(char **cmdline_p)
loops_per_jiffy = 500000000 / HZ;
unflatten_device_tree();
+ check_for_initrd();
finish_device_tree();
smp_setup_cpu_maps();
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index 785fd9d7b38..0471e843b6c 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -395,43 +395,6 @@ static void __init initialize_cache_info(void)
DBG(" <- initialize_cache_info()\n");
}
-static void __init check_for_initrd(void)
-{
-#ifdef CONFIG_BLK_DEV_INITRD
- u64 *prop;
-
- DBG(" -> check_for_initrd()\n");
-
- if (of_chosen) {
- prop = (u64 *)get_property(of_chosen,
- "linux,initrd-start", NULL);
- if (prop != NULL) {
- initrd_start = (unsigned long)__va(*prop);
- prop = (u64 *)get_property(of_chosen,
- "linux,initrd-end", NULL);
- if (prop != NULL) {
- initrd_end = (unsigned long)__va(*prop);
- initrd_below_start_ok = 1;
- } else
- initrd_start = 0;
- }
- }
-
- /* If we were passed an initrd, set the ROOT_DEV properly if the values
- * look sensible. If not, clear initrd reference.
- */
- if (initrd_start >= KERNELBASE && initrd_end >= KERNELBASE &&
- initrd_end > initrd_start)
- ROOT_DEV = Root_RAM0;
- else
- initrd_start = initrd_end = 0;
-
- if (initrd_start)
- printk("Found initrd at 0x%lx:0x%lx\n", initrd_start, initrd_end);
-
- DBG(" <- check_for_initrd()\n");
-#endif /* CONFIG_BLK_DEV_INITRD */
-}
/*
* Do some initial setup of the system. The parameters are those which