e7d93889d7
Enhance BMIPS support so SMP kernels work on older chips. Signed-off-by: Jonas Gorski <jogo@openwrt.org> SVN-Revision: 37099
43 lines
1.1 KiB
Diff
43 lines
1.1 KiB
Diff
From aa15ac91faccc3bf01a29670b1f9ae1945cea056 Mon Sep 17 00:00:00 2001
|
|
From: Jonas Gorski <jogo@openwrt.org>
|
|
Date: Sun, 23 Jun 2013 14:04:51 +0200
|
|
Subject: [PATCH 07/10] MIPS: bmips: add a helper function for registering smp
|
|
ops
|
|
|
|
Add a helper similar to the generic register_XXX_smp_ops() for bmips.
|
|
|
|
Signed-off-by: Jonas Gorski <jogo@openwrt.org>
|
|
---
|
|
arch/mips/include/asm/bmips.h | 13 +++++++++++++
|
|
1 file changed, 13 insertions(+)
|
|
|
|
--- a/arch/mips/include/asm/bmips.h
|
|
+++ b/arch/mips/include/asm/bmips.h
|
|
@@ -47,6 +47,7 @@
|
|
#include <linux/cpumask.h>
|
|
#include <asm/cpu-features.h>
|
|
#include <asm/r4kcache.h>
|
|
+#include <asm/smp-ops.h>
|
|
|
|
#define cpu_is_bmips32() (current_cpu_type() == CPU_BMIPS32)
|
|
#define cpu_is_bmips3300() (IS_ENABLED(CONFIG_CPU_BMIPS3300) && \
|
|
@@ -59,6 +60,18 @@
|
|
current_cpu_type() == CPU_BMIPS5000)
|
|
|
|
extern struct plat_smp_ops bmips_smp_ops;
|
|
+
|
|
+static inline int register_bmips_smp_ops(void)
|
|
+{
|
|
+#ifdef CONFIG_CPU_BMIPS
|
|
+ register_smp_ops(&bmips_smp_ops);
|
|
+
|
|
+ return 0;
|
|
+#else
|
|
+ return -ENODEV;
|
|
+#endif
|
|
+}
|
|
+
|
|
extern char bmips_reset_nmi_vec;
|
|
extern char bmips_reset_nmi_vec_end;
|
|
extern char bmips_smp_movevec;
|