From 4a327fcef90ba27150a3e8741441b68c605ae248 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andr=C3=A9=20Fabian=20Silva=20Delgado?= Date: Sat, 26 Mar 2016 05:33:09 -0300 Subject: Add TuxOnIce support adapted for the 4.5-gnu kernel version --- kernel/power/tuxonice_io.h | 72 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 72 insertions(+) create mode 100644 kernel/power/tuxonice_io.h (limited to 'kernel/power/tuxonice_io.h') diff --git a/kernel/power/tuxonice_io.h b/kernel/power/tuxonice_io.h new file mode 100644 index 000000000..683eab7a0 --- /dev/null +++ b/kernel/power/tuxonice_io.h @@ -0,0 +1,72 @@ +/* + * kernel/power/tuxonice_io.h + * + * Copyright (C) 2005-2015 Nigel Cunningham (nigel at nigelcunningham com au) + * + * This file is released under the GPLv2. + * + * It contains high level IO routines for hibernating. + * + */ + +#include +#include "tuxonice_pagedir.h" + +/* Non-module data saved in our image header */ +struct toi_header { + /* + * Mirror struct swsusp_info, but without + * the page aligned attribute + */ + struct new_utsname uts; + u32 version_code; + unsigned long num_physpages; + int cpus; + unsigned long image_pages; + unsigned long pages; + unsigned long size; + + /* Our own data */ + unsigned long orig_mem_free; + int page_size; + int pageset_2_size; + int param0; + int param1; + int param2; + int param3; + int progress0; + int progress1; + int progress2; + int progress3; + int io_time[2][2]; + struct pagedir pagedir; + dev_t root_fs; + unsigned long bkd; /* Boot kernel data locn */ +}; + +extern int write_pageset(struct pagedir *pagedir); +extern int write_image_header(void); +extern int read_pageset1(void); +extern int read_pageset2(int overwrittenpagesonly); + +extern int toi_attempt_to_parse_resume_device(int quiet); +extern void attempt_to_parse_resume_device2(void); +extern void attempt_to_parse_alt_resume_param(void); +int image_exists_read(const char *page, int count); +int image_exists_write(const char *buffer, int count); +extern void save_restore_alt_param(int replace, int quiet); +extern atomic_t toi_io_workers; + +/* Args to save_restore_alt_param */ +#define RESTORE 0 +#define SAVE 1 + +#define NOQUIET 0 +#define QUIET 1 + +extern wait_queue_head_t toi_io_queue_flusher; +extern int toi_bio_queue_flusher_should_finish; + +int fs_info_space_needed(void); + +extern int toi_max_workers; -- cgit v1.2.3