1 /* SPDX-License-Identifier: GPL-2.0-only */
2
3 /*
4 * Copyright (c) 2021, Microsoft Corporation.
5 * Pasha Tatashin <pasha.tatashin@soleen.com>
6 */
7
8 #include <linux/linkage.h>
9 #include <asm/assembler.h>
10 #include <asm/kvm_asm.h>
11
12 .macro invalid_vector label
13 SYM_CODE_START_LOCAL(\label)
14 .align 7
15 b \label
16 SYM_CODE_END(\label)
17 .endm
18
19 .macro el1_sync_vector
20 SYM_CODE_START_LOCAL(el1_sync)
21 .align 7
22 cmp x0, #HVC_SET_VECTORS /* Cal
23 b.ne 1f
24 msr vbar_el2, x1
25 mov x0, xzr
26 eret
27 1: cmp x0, #HVC_SOFT_RESTART /* Cal
28 b.ne 2f
29 mov x0, x2
30 mov x2, x4
31 mov x4, x1
32 mov x1, x3
33 br x4
34 2: /* Unexpected argument, set an error *
35 mov_q x0, HVC_STUB_ERR
36 eret
37 SYM_CODE_END(el1_sync)
38 .endm
39
40 SYM_CODE_START(trans_pgd_stub_vectors)
41 invalid_vector hyp_stub_el2t_sync_inv
42 invalid_vector hyp_stub_el2t_irq_inva
43 invalid_vector hyp_stub_el2t_fiq_inva
44 invalid_vector hyp_stub_el2t_error_in
45
46 invalid_vector hyp_stub_el2h_sync_inv
47 invalid_vector hyp_stub_el2h_irq_inva
48 invalid_vector hyp_stub_el2h_fiq_inva
49 invalid_vector hyp_stub_el2h_error_in
50
51 el1_sync_vector
52 invalid_vector hyp_stub_el1_irq_inval
53 invalid_vector hyp_stub_el1_fiq_inval
54 invalid_vector hyp_stub_el1_error_inv
55
56 invalid_vector hyp_stub_32b_el1_sync_
57 invalid_vector hyp_stub_32b_el1_irq_i
58 invalid_vector hyp_stub_32b_el1_fiq_i
59 invalid_vector hyp_stub_32b_el1_error
60 .align 11
61 SYM_INNER_LABEL(__trans_pgd_stub_vectors_end,
62 SYM_CODE_END(trans_pgd_stub_vectors)
63
64 # Check the trans_pgd_stub_vectors didn't over
65 .org . - (__trans_pgd_stub_vectors_end - trans
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