1 /*
2  * This file is auto-generated. Modifications will be lost.
3  *
4  * See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/
5  * for more information.
6  */
7 #ifndef _UAPI__ASMARM_SETUP_H
8 #define _UAPI__ASMARM_SETUP_H
9 #include <linux/types.h>
10 #define COMMAND_LINE_SIZE 1024
11 #define ATAG_NONE 0x00000000
12 struct tag_header {
13   __u32 size;
14   __u32 tag;
15 };
16 #define ATAG_CORE 0x54410001
17 struct tag_core {
18   __u32 flags;
19   __u32 pagesize;
20   __u32 rootdev;
21 };
22 #define ATAG_MEM 0x54410002
23 struct tag_mem32 {
24   __u32 size;
25   __u32 start;
26 };
27 #define ATAG_VIDEOTEXT 0x54410003
28 struct tag_videotext {
29   __u8 x;
30   __u8 y;
31   __u16 video_page;
32   __u8 video_mode;
33   __u8 video_cols;
34   __u16 video_ega_bx;
35   __u8 video_lines;
36   __u8 video_isvga;
37   __u16 video_points;
38 };
39 #define ATAG_RAMDISK 0x54410004
40 struct tag_ramdisk {
41   __u32 flags;
42   __u32 size;
43   __u32 start;
44 };
45 #define ATAG_INITRD 0x54410005
46 #define ATAG_INITRD2 0x54420005
47 struct tag_initrd {
48   __u32 start;
49   __u32 size;
50 };
51 #define ATAG_SERIAL 0x54410006
52 struct tag_serialnr {
53   __u32 low;
54   __u32 high;
55 };
56 #define ATAG_REVISION 0x54410007
57 struct tag_revision {
58   __u32 rev;
59 };
60 #define ATAG_VIDEOLFB 0x54410008
61 struct tag_videolfb {
62   __u16 lfb_width;
63   __u16 lfb_height;
64   __u16 lfb_depth;
65   __u16 lfb_linelength;
66   __u32 lfb_base;
67   __u32 lfb_size;
68   __u8 red_size;
69   __u8 red_pos;
70   __u8 green_size;
71   __u8 green_pos;
72   __u8 blue_size;
73   __u8 blue_pos;
74   __u8 rsvd_size;
75   __u8 rsvd_pos;
76 };
77 #define ATAG_CMDLINE 0x54410009
78 struct tag_cmdline {
79   char cmdline[1];
80 };
81 #define ATAG_ACORN 0x41000101
82 struct tag_acorn {
83   __u32 memc_control_reg;
84   __u32 vram_pages;
85   __u8 sounddefault;
86   __u8 adfsdrives;
87 };
88 #define ATAG_MEMCLK 0x41000402
89 struct tag_memclk {
90   __u32 fmemclk;
91 };
92 struct tag {
93   struct tag_header hdr;
94   union {
95     struct tag_core core;
96     struct tag_mem32 mem;
97     struct tag_videotext videotext;
98     struct tag_ramdisk ramdisk;
99     struct tag_initrd initrd;
100     struct tag_serialnr serialnr;
101     struct tag_revision revision;
102     struct tag_videolfb videolfb;
103     struct tag_cmdline cmdline;
104     struct tag_acorn acorn;
105     struct tag_memclk memclk;
106   } u;
107 };
108 struct tagtable {
109   __u32 tag;
110   int(* parse) (const struct tag *);
111 };
112 #define tag_member_present(tag,member) ((unsigned long) (& ((struct tag *) 0L)->member + 1) <= (tag)->hdr.size * 4)
113 #define tag_next(t) ((struct tag *) ((__u32 *) (t) + (t)->hdr.size))
114 #define tag_size(type) ((sizeof(struct tag_header) + sizeof(struct type)) >> 2)
115 #define for_each_tag(t,base) for(t = base; t->hdr.size; t = tag_next(t))
116 #endif
117