From fc00c656c96528112d05cf0edf8631bd5eaea446 Mon Sep 17 00:00:00 2001 From: Kacper Date: Sun, 7 Dec 2025 20:10:31 +0100 Subject: Add build system scaffolding and libc headers --- include/arch/x86_64/linux/suspend_ioctls.h | 34 ++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 include/arch/x86_64/linux/suspend_ioctls.h (limited to 'include/arch/x86_64/linux/suspend_ioctls.h') diff --git a/include/arch/x86_64/linux/suspend_ioctls.h b/include/arch/x86_64/linux/suspend_ioctls.h new file mode 100644 index 00000000..c81830ba --- /dev/null +++ b/include/arch/x86_64/linux/suspend_ioctls.h @@ -0,0 +1,34 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +#ifndef _LINUX_SUSPEND_IOCTLS_H +#define _LINUX_SUSPEND_IOCTLS_H + +#include +/* + * This structure is used to pass the values needed for the identification + * of the resume swap area from a user space to the kernel via the + * SNAPSHOT_SET_SWAP_AREA ioctl + */ +struct resume_swap_area { + __kernel_loff_t offset; + __u32 dev; +} __attribute__((packed)); + +#define SNAPSHOT_IOC_MAGIC '3' +#define SNAPSHOT_FREEZE _IO(SNAPSHOT_IOC_MAGIC, 1) +#define SNAPSHOT_UNFREEZE _IO(SNAPSHOT_IOC_MAGIC, 2) +#define SNAPSHOT_ATOMIC_RESTORE _IO(SNAPSHOT_IOC_MAGIC, 4) +#define SNAPSHOT_FREE _IO(SNAPSHOT_IOC_MAGIC, 5) +#define SNAPSHOT_FREE_SWAP_PAGES _IO(SNAPSHOT_IOC_MAGIC, 9) +#define SNAPSHOT_S2RAM _IO(SNAPSHOT_IOC_MAGIC, 11) +#define SNAPSHOT_SET_SWAP_AREA \ + _IOW(SNAPSHOT_IOC_MAGIC, 13, struct resume_swap_area) +#define SNAPSHOT_GET_IMAGE_SIZE _IOR(SNAPSHOT_IOC_MAGIC, 14, __kernel_loff_t) +#define SNAPSHOT_PLATFORM_SUPPORT _IO(SNAPSHOT_IOC_MAGIC, 15) +#define SNAPSHOT_POWER_OFF _IO(SNAPSHOT_IOC_MAGIC, 16) +#define SNAPSHOT_CREATE_IMAGE _IOW(SNAPSHOT_IOC_MAGIC, 17, int) +#define SNAPSHOT_PREF_IMAGE_SIZE _IO(SNAPSHOT_IOC_MAGIC, 18) +#define SNAPSHOT_AVAIL_SWAP_SIZE _IOR(SNAPSHOT_IOC_MAGIC, 19, __kernel_loff_t) +#define SNAPSHOT_ALLOC_SWAP_PAGE _IOR(SNAPSHOT_IOC_MAGIC, 20, __kernel_loff_t) +#define SNAPSHOT_IOC_MAXNR 20 + +#endif /* _LINUX_SUSPEND_IOCTLS_H */ -- cgit v1.2.3