1
2
3
4
5#include <asm/kexec.h>
6
7 .globl relocate_new_kernel
8relocate_new_kernel:
9
10 ldr r0,kexec_indirection_page
11 ldr r1,kexec_start_address
12
13
14
15
16
17 cmp r0,
18 beq 2f
19
200:
21 ldr r3, [r0],
22
23
24 tst r3,
25 beq 1f
26 bic r4,r3,
27 b 0b
281:
29
30 tst r3,
31 beq 1f
32 bic r0,r3,
33 b 0b
341:
35
36
37 tst r3,
38 beq 1f
39 b 2f
40
411:
42
43 tst r3,
44 beq 0b
45 bic r3,r3,
46 mov r6,
479:
48 ldr r5,[r3],
49 str r5,[r4],
50 subs r6,r6,
51 bne 9b
52 b 0b
53
542:
55
56 mov lr,r1
57 mov r0,
58 ldr r1,kexec_mach_type
59 ldr r2,kexec_boot_atags
60 mov pc,lr
61
62 .align
63
64 .globl kexec_start_address
65kexec_start_address:
66 .long 0x0
67
68 .globl kexec_indirection_page
69kexec_indirection_page:
70 .long 0x0
71
72 .globl kexec_mach_type
73kexec_mach_type:
74 .long 0x0
75
76
77 .globl kexec_boot_atags
78kexec_boot_atags:
79 .long 0x0
80
81relocate_new_kernel_end:
82
83 .globl relocate_new_kernel_size
84relocate_new_kernel_size:
85 .long relocate_new_kernel_end - relocate_new_kernel
86
87
88