Add qemu 2.4.0

Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>

1 files changed, 19 insertions, 0 deletions

diff --git a/qemu/roms/u-boot/arch/arm/cpu/arm926ejs/kirkwood/cache.c b/qemu/roms/u-boot/arch/arm/cpu/arm926ejs/kirkwood/cache.c
new file mode 100644
index 000000000..e18a3097d
--- /dev/null
+++ b/qemu/roms/u-boot/arch/arm/cpu/arm926ejs/kirkwood/cache.c
@@ -0,0 +1,19 @@
+/*
+ * Copyright (c) 2012 Michael Walle
+ * Michael Walle <michael@walle.cc>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+#include <common.h>
+#include <asm/arch/cpu.h>
+
+#define FEROCEON_EXTRA_FEATURE_L2C_EN (1<<22)
+
+void l2_cache_disable()
+{
+	u32 ctrl;
+
+	ctrl = readfr_extra_feature_reg();
+	ctrl &= ~FEROCEON_EXTRA_FEATURE_L2C_EN;
+	writefr_extra_feature_reg(ctrl);
+}