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/****************************************************************************
****************************************************************************
***
*** This header was automatically generated from a Linux kernel header
*** of the same name, to make information necessary for userspace to
*** call into the kernel available to libc. It contains only constants,
*** structures, and macros generated from the original header, and thus,
*** contains no copyrightable information.
***
*** To edit the content of this header, modify the corresponding
*** source file (e.g. under external/kernel-headers/original/) then
*** run bionic/libc/kernel/tools/update_all.py
***
*** Any manual change here will be lost the next time this script will
*** be run. You've been warned!
***
****************************************************************************
****************************************************************************/
#ifndef _UAPI__ASMARM_SETUP_H
#define _UAPI__ASMARM_SETUP_H
#include <linux/types.h>
#define COMMAND_LINE_SIZE 2048
#define ATAG_NONE 0x00000000
struct tag_header {
__u32 size;
__u32 tag;
};
#define ATAG_CORE 0x54410001
struct tag_core {
__u32 flags;
__u32 pagesize;
__u32 rootdev;
};
#define ATAG_MEM 0x54410002
struct tag_mem32 {
__u32 size;
__u32 start;
};
#define ATAG_VIDEOTEXT 0x54410003
struct tag_videotext {
__u8 x;
__u8 y;
__u16 video_page;
__u8 video_mode;
__u8 video_cols;
__u16 video_ega_bx;
__u8 video_lines;
__u8 video_isvga;
__u16 video_points;
};
#define ATAG_RAMDISK 0x54410004
struct tag_ramdisk {
__u32 flags;
__u32 size;
__u32 start;
};
#define ATAG_INITRD 0x54410005
#define ATAG_INITRD2 0x54420005
struct tag_initrd {
__u32 start;
__u32 size;
};
#define ATAG_SERIAL 0x54410006
struct tag_serialnr {
__u32 low;
__u32 high;
};
#define ATAG_REVISION 0x54410007
struct tag_revision {
__u32 rev;
};
#define ATAG_VIDEOLFB 0x54410008
struct tag_videolfb {
__u16 lfb_width;
__u16 lfb_height;
__u16 lfb_depth;
__u16 lfb_linelength;
__u32 lfb_base;
__u32 lfb_size;
__u8 red_size;
__u8 red_pos;
__u8 green_size;
__u8 green_pos;
__u8 blue_size;
__u8 blue_pos;
__u8 rsvd_size;
__u8 rsvd_pos;
};
#define ATAG_CMDLINE 0x54410009
struct tag_cmdline {
char cmdline[1];
};
#define ATAG_ACORN 0x41000101
struct tag_acorn {
__u32 memc_control_reg;
__u32 vram_pages;
__u8 sounddefault;
__u8 adfsdrives;
};
#define ATAG_MEMCLK 0x41000402
struct tag_memclk {
__u32 fmemclk;
};
struct tag {
struct tag_header hdr;
union {
struct tag_core core;
struct tag_mem32 mem;
struct tag_videotext videotext;
struct tag_ramdisk ramdisk;
struct tag_initrd initrd;
struct tag_serialnr serialnr;
struct tag_revision revision;
struct tag_videolfb videolfb;
struct tag_cmdline cmdline;
struct tag_acorn acorn;
struct tag_memclk memclk;
} u;
};
struct tagtable {
__u32 tag;
int(* parse) (const struct tag *);
};
#define tag_member_present(tag,member) ((unsigned long) (& ((struct tag *) 0L)->member + 1) <= (tag)->hdr.size * 4)
#define tag_next(t) ((struct tag *) ((__u32 *) (t) + (t)->hdr.size))
#define tag_size(type) ((sizeof(struct tag_header) + sizeof(struct type)) >> 2)
#define for_each_tag(t,base) for(t = base; t->hdr.size; t = tag_next(t))
#endif
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