summaryrefslogtreecommitdiff
path: root/ANDROID_3.4.5/arch/mips/mm/tlbex-fault.S
diff options
context:
space:
mode:
authorKevin2014-11-15 09:58:27 +0800
committerKevin2014-11-15 09:58:27 +0800
commit392e8802486cb573b916e746010e141a75f507e6 (patch)
tree50029aca02c81f087b90336e670b44e510782330 /ANDROID_3.4.5/arch/mips/mm/tlbex-fault.S
downloadFOSSEE-netbook-kernel-source-392e8802486cb573b916e746010e141a75f507e6.tar.gz
FOSSEE-netbook-kernel-source-392e8802486cb573b916e746010e141a75f507e6.tar.bz2
FOSSEE-netbook-kernel-source-392e8802486cb573b916e746010e141a75f507e6.zip
init android origin source code
Diffstat (limited to 'ANDROID_3.4.5/arch/mips/mm/tlbex-fault.S')
-rw-r--r--ANDROID_3.4.5/arch/mips/mm/tlbex-fault.S28
1 files changed, 28 insertions, 0 deletions
diff --git a/ANDROID_3.4.5/arch/mips/mm/tlbex-fault.S b/ANDROID_3.4.5/arch/mips/mm/tlbex-fault.S
new file mode 100644
index 00000000..e99eaa1f
--- /dev/null
+++ b/ANDROID_3.4.5/arch/mips/mm/tlbex-fault.S
@@ -0,0 +1,28 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 1999 Ralf Baechle
+ * Copyright (C) 1999 Silicon Graphics, Inc.
+ */
+#include <asm/mipsregs.h>
+#include <asm/page.h>
+#include <asm/regdef.h>
+#include <asm/stackframe.h>
+
+ .macro tlb_do_page_fault, write
+ NESTED(tlb_do_page_fault_\write, PT_SIZE, sp)
+ SAVE_ALL
+ MFC0 a2, CP0_BADVADDR
+ KMODE
+ move a0, sp
+ REG_S a2, PT_BVADDR(sp)
+ li a1, \write
+ PTR_LA ra, ret_from_exception
+ j do_page_fault
+ END(tlb_do_page_fault_\write)
+ .endm
+
+ tlb_do_page_fault 0
+ tlb_do_page_fault 1