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Commit | Line | Data |
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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
1da177e4 LT |
2 | /* |
3 | * locore.S | |
4 | */ | |
5 | #include <asm/asm.h> | |
6 | #include <asm/regdef.h> | |
7 | #include <asm/mipsregs.h> | |
8 | ||
9 | .text | |
10 | ||
11 | /* | |
12 | * Simple general exception handling routine. This one is used for the | |
13 | * Memory sizing routine for pmax machines. HK | |
14 | */ | |
15 | ||
16 | NESTED(genexcept_early, 0, sp) | |
17 | .set noat | |
18 | .set noreorder | |
19 | ||
20 | mfc0 k0, CP0_STATUS | |
21 | la k1, mem_err | |
22 | ||
23 | sw k0, 0(k1) | |
24 | ||
25 | mfc0 k0, CP0_EPC | |
26 | nop | |
27 | addiu k0, 4 # skip the causing instruction | |
28 | jr k0 | |
29 | rfe | |
30 | END(genexcept_early) |