blob: f893e3a9f6b50259cda94af1ea8f88f81f472121 (
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
|
/* SPDX-License-Identifier: GPL-2.0-only */
#include <console/console.h>
#include <string.h>
#include <acpi/acpi.h>
#include <arch/cpu.h>
#include <commonlib/helpers.h>
#include <fallback.h>
#include <timestamp.h>
#define WAKEUP_BASE 0x600
asmlinkage void (*acpi_do_wakeup)(uintptr_t vector) = (void *)WAKEUP_BASE;
extern unsigned char __wakeup;
extern unsigned int __wakeup_size;
void __noreturn acpi_resume(void *wake_vec)
{
/* Call mainboard resume handler first, if defined. */
mainboard_suspend_resume();
/* Copy wakeup trampoline in place. */
memcpy((void *)WAKEUP_BASE, &__wakeup, __wakeup_size);
set_boot_successful();
timestamp_add_now(TS_ACPI_WAKE_JUMP);
post_code(POSTCODE_OS_RESUME);
acpi_do_wakeup((uintptr_t)wake_vec);
die("Failed the jump to wakeup vector\n");
}
|
