relocate_kernel.S (ead5d1f4d877e92c051e1a1ade623d0d30e71619) relocate_kernel.S (72789a4a6a914601912a8992b0d43bd5abc05128)
1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * kexec for arm64
4 *
5 * Copyright (C) Linaro.
6 * Copyright (C) Huawei Futurewei Technologies.
7 */
8

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31 /* Setup the list loop variables. */
32 mov x18, x2 /* x18 = dtb address */
33 mov x17, x1 /* x17 = kimage_start */
34 mov x16, x0 /* x16 = kimage_head */
35 raw_dcache_line_size x15, x0 /* x15 = dcache line size */
36 mov x14, xzr /* x14 = entry ptr */
37 mov x13, xzr /* x13 = copy dest */
38
1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * kexec for arm64
4 *
5 * Copyright (C) Linaro.
6 * Copyright (C) Huawei Futurewei Technologies.
7 */
8

--- 22 unchanged lines hidden (view full) ---

31 /* Setup the list loop variables. */
32 mov x18, x2 /* x18 = dtb address */
33 mov x17, x1 /* x17 = kimage_start */
34 mov x16, x0 /* x16 = kimage_head */
35 raw_dcache_line_size x15, x0 /* x15 = dcache line size */
36 mov x14, xzr /* x14 = entry ptr */
37 mov x13, xzr /* x13 = copy dest */
38
39 /* Clear the sctlr_el2 flags. */
40 mrs x0, CurrentEL
41 cmp x0, #CurrentEL_EL2
42 b.ne 1f
43 mrs x0, sctlr_el2
44 mov_q x1, SCTLR_ELx_FLAGS
45 bic x0, x0, x1
46 pre_disable_mmu_workaround
47 msr sctlr_el2, x0
48 isb
491:
50
51 /* Check if the new image needs relocation. */
52 tbnz x16, IND_DONE_BIT, .Ldone
53
54.Lloop:
55 and x12, x16, PAGE_MASK /* x12 = addr */
56
57 /* Test the entry flags. */
58.Ltest_source:

--- 69 unchanged lines hidden --- 		39 /* Check if the new image needs relocation. */
40 tbnz x16, IND_DONE_BIT, .Ldone
41
42.Lloop:
43 and x12, x16, PAGE_MASK /* x12 = addr */
44
45 /* Test the entry flags. */
46.Ltest_source:

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