diff options
Diffstat (limited to 'kexec/fs2dt.h')
| -rw-r--r-- | kexec/fs2dt.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/kexec/fs2dt.h b/kexec/fs2dt.h new file mode 100644 index 0000000..fe24931 --- /dev/null +++ b/kexec/fs2dt.h @@ -0,0 +1,39 @@ +#ifndef FS2DT_H +#define FS2DT_H + +#if (BOOT_BLOCK_VERSION != 2 && BOOT_BLOCK_VERSION != 17) +#error Please add or correct definition of BOOT_BLOCK_VERSION +#endif + +/* boot block as defined by the linux kernel */ +struct bootblock { + unsigned magic; + unsigned totalsize; + unsigned off_dt_struct; + unsigned off_dt_strings; + unsigned off_mem_rsvmap; + unsigned version; + unsigned last_comp_version; +#if (BOOT_BLOCK_VERSION >= 2) + /* version 2 fields below */ + unsigned boot_physid; + /* version 3 fields below */ + unsigned dt_strings_size; +#if (BOOT_BLOCK_VERSION >= 17) + /* version 17 fields below */ + unsigned dt_struct_size; +#endif +#endif +}; + +extern struct bootblock bb[1]; + +/* Used for enabling printing message from purgatory code + * Only has implemented for PPC64 */ +extern int my_debug; +extern int dt_no_old_root; + +void reserve(unsigned long long where, unsigned long long length); +void create_flatten_tree(char **, off_t *, const char *); + +#endif /* KEXEC_H */ |