X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=qemu%2Froms%2Fu-boot%2Farch%2Farm%2Fcpu%2Farmv8%2Ftlb.S;fp=qemu%2Froms%2Fu-boot%2Farch%2Farm%2Fcpu%2Farmv8%2Ftlb.S;h=f840b04df5084ce4f9ec23754604fdd6f2e1ab8c;hb=e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb;hp=0000000000000000000000000000000000000000;hpb=9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00;p=kvmfornfv.git

diff --git a/qemu/roms/u-boot/arch/arm/cpu/armv8/tlb.S b/qemu/roms/u-boot/arch/arm/cpu/armv8/tlb.S
new file mode 100644
index 000000000..f840b04df
--- /dev/null
+++ b/qemu/roms/u-boot/arch/arm/cpu/armv8/tlb.S
@@ -0,0 +1,34 @@
+/*
+ * (C) Copyright 2013
+ * David Feng <fenghua@phytium.com.cn>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <asm-offsets.h>
+#include <config.h>
+#include <version.h>
+#include <linux/linkage.h>
+#include <asm/macro.h>
+
+/*
+ * void __asm_invalidate_tlb_all(void)
+ *
+ * invalidate all tlb entries.
+ */
+ENTRY(__asm_invalidate_tlb_all)
+	switch_el x9, 3f, 2f, 1f
+3:	tlbi	alle3
+	dsb	sy
+	isb
+	b	0f
+2:	tlbi	alle2
+	dsb	sy
+	isb
+	b	0f
+1:	tlbi	vmalle1
+	dsb	sy
+	isb
+0:
+	ret
+ENDPROC(__asm_invalidate_tlb_all)