1 /* 2 * Copyright (C) 2017, Bin Meng <bmeng.cn@gmail.com> 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 #include <common.h> 8 #include <asm/acpi_s3.h> 9 #include <asm/post.h> 10 11 static void asmlinkage (*acpi_do_wakeup)(void *vector) = (void *)WAKEUP_BASE; 12 13 static void acpi_jump_to_wakeup(void *vector) 14 { 15 /* Copy wakeup trampoline in place */ 16 memcpy((void *)WAKEUP_BASE, __wakeup, __wakeup_size); 17 18 printf("Jumping to OS waking vector %p\n", vector); 19 acpi_do_wakeup(vector); 20 } 21 22 void acpi_resume(void *wake_vec) 23 { 24 post_code(POST_OS_RESUME); 25 acpi_jump_to_wakeup(wake_vec); 26 } 27