diff options
| author | Yuval Adam <_@yuv.al> | 2017-08-30 08:25:59 +0000 |
|---|---|---|
| committer | Yuval Adam <_@yuv.al> | 2017-08-30 08:25:59 +0000 |
| commit | 8e4bff4cab0ddac6060645b0715210484d02ff40 (patch) | |
| tree | 3a5c3024371a04692a3a6d9974d001cdff8ebf84 /arch/mips/mm/tlbex-fault.S | |
Diffstat (limited to 'arch/mips/mm/tlbex-fault.S')
| -rw-r--r-- | arch/mips/mm/tlbex-fault.S | 27 |
1 files changed, 27 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..318855eb --- /dev/null +++ b/arch/mips/mm/tlbex-fault.S @@ -0,0 +1,27 @@ +/* + * 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/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 |