| /* 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"); |
| } |