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1da177e4 LT |
1 | /* |
2 | * This file is subject to the terms and conditions of the GNU General Public | |
3 | * License. See the file "COPYING" in the main directory of this archive | |
4 | * for more details. | |
5 | * | |
6 | * Copyright (C) 1999 Ralf Baechle | |
7 | * Copyright (C) 1999 Silicon Graphics, Inc. | |
8 | */ | |
9 | #include <asm/mipsregs.h> | |
1da177e4 LT |
10 | #include <asm/regdef.h> |
11 | #include <asm/stackframe.h> | |
12 | ||
13 | .macro tlb_do_page_fault, write | |
14 | NESTED(tlb_do_page_fault_\write, PT_SIZE, sp) | |
15 | SAVE_ALL | |
16 | MFC0 a2, CP0_BADVADDR | |
17 | KMODE | |
18 | move a0, sp | |
19 | REG_S a2, PT_BVADDR(sp) | |
20 | li a1, \write | |
23126692 AN |
21 | PTR_LA ra, ret_from_exception |
22 | j do_page_fault | |
1da177e4 LT |
23 | END(tlb_do_page_fault_\write) |
24 | .endm | |
25 | ||
26 | tlb_do_page_fault 0 | |
27 | tlb_do_page_fault 1 |