Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / arch / arm / cpu / arm926ejs / kirkwood / cache.c

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 (file)
index 0000000..e18a309
--- /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);
+}