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Diffstat (limited to 'arch/mips/mm/tlbex-fault.S')
| -rw-r--r-- | arch/mips/mm/tlbex-fault.S | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/mips/mm/tlbex-fault.S b/arch/mips/mm/tlbex-fault.S new file mode 100644 index 00000000..e99eaa1f --- /dev/null +++ b/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 |