Root/
1 | /* |
2 | * Copyright (C) 2010 Marco Stornelli <marco.stornelli@gmail.com> |
3 | * Copyright (C) 2011 Kees Cook <keescook@chromium.org> |
4 | * Copyright (C) 2011 Google, Inc. |
5 | * |
6 | * This software is licensed under the terms of the GNU General Public |
7 | * License version 2, as published by the Free Software Foundation, and |
8 | * may be copied, distributed, and modified under those terms. |
9 | * |
10 | * This program is distributed in the hope that it will be useful, |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
13 | * GNU General Public License for more details. |
14 | * |
15 | */ |
16 | |
17 | #ifndef __LINUX_PSTORE_RAM_H__ |
18 | #define __LINUX_PSTORE_RAM_H__ |
19 | |
20 | #include <linux/device.h> |
21 | #include <linux/kernel.h> |
22 | #include <linux/list.h> |
23 | #include <linux/types.h> |
24 | #include <linux/init.h> |
25 | |
26 | struct persistent_ram_buffer; |
27 | struct rs_control; |
28 | |
29 | struct persistent_ram_ecc_info { |
30 | int block_size; |
31 | int ecc_size; |
32 | int symsize; |
33 | int poly; |
34 | }; |
35 | |
36 | struct persistent_ram_zone { |
37 | phys_addr_t paddr; |
38 | size_t size; |
39 | void *vaddr; |
40 | struct persistent_ram_buffer *buffer; |
41 | size_t buffer_size; |
42 | |
43 | /* ECC correction */ |
44 | char *par_buffer; |
45 | char *par_header; |
46 | struct rs_control *rs_decoder; |
47 | int corrected_bytes; |
48 | int bad_blocks; |
49 | struct persistent_ram_ecc_info ecc_info; |
50 | |
51 | char *old_log; |
52 | size_t old_log_size; |
53 | }; |
54 | |
55 | struct persistent_ram_zone *persistent_ram_new(phys_addr_t start, size_t size, |
56 | u32 sig, struct persistent_ram_ecc_info *ecc_info); |
57 | void persistent_ram_free(struct persistent_ram_zone *prz); |
58 | void persistent_ram_zap(struct persistent_ram_zone *prz); |
59 | |
60 | int persistent_ram_write(struct persistent_ram_zone *prz, const void *s, |
61 | unsigned int count); |
62 | |
63 | void persistent_ram_save_old(struct persistent_ram_zone *prz); |
64 | size_t persistent_ram_old_size(struct persistent_ram_zone *prz); |
65 | void *persistent_ram_old(struct persistent_ram_zone *prz); |
66 | void persistent_ram_free_old(struct persistent_ram_zone *prz); |
67 | ssize_t persistent_ram_ecc_string(struct persistent_ram_zone *prz, |
68 | char *str, size_t len); |
69 | |
70 | /* |
71 | * Ramoops platform data |
72 | * @mem_size memory size for ramoops |
73 | * @mem_address physical memory address to contain ramoops |
74 | */ |
75 | |
76 | struct ramoops_platform_data { |
77 | unsigned long mem_size; |
78 | unsigned long mem_address; |
79 | unsigned long record_size; |
80 | unsigned long console_size; |
81 | unsigned long ftrace_size; |
82 | int dump_oops; |
83 | struct persistent_ram_ecc_info ecc_info; |
84 | }; |
85 | |
86 | #endif |
87 |
Branches:
ben-wpan
ben-wpan-stefan
javiroman/ks7010
jz-2.6.34
jz-2.6.34-rc5
jz-2.6.34-rc6
jz-2.6.34-rc7
jz-2.6.35
jz-2.6.36
jz-2.6.37
jz-2.6.38
jz-2.6.39
jz-3.0
jz-3.1
jz-3.11
jz-3.12
jz-3.13
jz-3.15
jz-3.16
jz-3.18-dt
jz-3.2
jz-3.3
jz-3.4
jz-3.5
jz-3.6
jz-3.6-rc2-pwm
jz-3.9
jz-3.9-clk
jz-3.9-rc8
jz47xx
jz47xx-2.6.38
master
Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
v2.6.34-rc7
v3.9