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Diffstat (limited to 'arch/powerpc/kernel/setup_32.c')
-rw-r--r--arch/powerpc/kernel/setup_32.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c
index 06d918d94dd..36f6779c88d 100644
--- a/arch/powerpc/kernel/setup_32.c
+++ b/arch/powerpc/kernel/setup_32.c
@@ -164,6 +164,18 @@ int __init ppc_setup_l2cr(char *str)
}
__setup("l2cr=", ppc_setup_l2cr);
+/* Checks "l3cr=xxxx" command-line option */
+int __init ppc_setup_l3cr(char *str)
+{
+ if (cpu_has_feature(CPU_FTR_L3CR)) {
+ unsigned long val = simple_strtoul(str, NULL, 0);
+ printk(KERN_INFO "l3cr set to %lx\n", val);
+ _set_L3CR(val); /* and enable it */
+ }
+ return 1;
+}
+__setup("l3cr=", ppc_setup_l3cr);
+
#ifdef CONFIG_GENERIC_NVRAM
/* Generic nvram hooks used by drivers/char/gen_nvram.c */
@@ -269,7 +281,7 @@ void __init setup_arch(char **cmdline_p)
if (ppc_md.panic)
setup_panic();
- init_mm.start_code = PAGE_OFFSET;
+ init_mm.start_code = (unsigned long)_stext;
init_mm.end_code = (unsigned long) _etext;
init_mm.end_data = (unsigned long) _edata;
init_mm.brk = klimit;