blob: 4fe17e3431f5837effaba818b12350fbbf0438c1 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
|
/*
* Copyright (c) 2017-2020, Arm Limited. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <asm_macros.S>
#include <cactus_def.h>
#include <platform_def.h>
.globl cactus_entrypoint
.section .bss.stacks
.balign CACHE_WRITEBACK_GRANULE
.fill CACTUS_STACKS_SIZE
stacks_end:
func cactus_entrypoint
/* Setup the stack pointer. */
adr x0, stacks_end
mov sp, x0
/* Enable I-Cache */
mrs x0, sctlr_el1
orr x0, x0, #SCTLR_I_BIT
msr sctlr_el1, x0
isb
/* Relocate symbols */
pie_fixup:
ldr x0, =pie_fixup
and x0, x0, #~(0x1000 - 1)
mov x1, #CACTUS_IMAGE_SIZE
add x1, x1, x0
bl fixup_gdt_reloc
/* And jump to the C entrypoint. */
b cactus_main
endfunc cactus_entrypoint
|