diff options
author | Yunhong Jiang <yunhong.jiang@intel.com> | 2015-08-04 12:17:53 -0700 |
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committer | Yunhong Jiang <yunhong.jiang@intel.com> | 2015-08-04 15:44:42 -0700 |
commit | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (patch) | |
tree | 1c9cafbcd35f783a87880a10f85d1a060db1a563 /kernel/include/uapi/linux/romfs_fs.h | |
parent | 98260f3884f4a202f9ca5eabed40b1354c489b29 (diff) |
Add the rt linux 4.1.3-rt3 as base
Import the rt linux 4.1.3-rt3 as OPNFV kvm base.
It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and
the base is:
commit 0917f823c59692d751951bf5ea699a2d1e2f26a2
Author: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat Jul 25 12:13:34 2015 +0200
Prepare v4.1.3-rt3
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
We lose all the git history this way and it's not good. We
should apply another opnfv project repo in future.
Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423
Signed-off-by: Yunhong Jiang <yunhong.jiang@intel.com>
Diffstat (limited to 'kernel/include/uapi/linux/romfs_fs.h')
-rw-r--r-- | kernel/include/uapi/linux/romfs_fs.h | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/kernel/include/uapi/linux/romfs_fs.h b/kernel/include/uapi/linux/romfs_fs.h new file mode 100644 index 000000000..5f57f93b2 --- /dev/null +++ b/kernel/include/uapi/linux/romfs_fs.h @@ -0,0 +1,59 @@ +#ifndef __LINUX_ROMFS_FS_H +#define __LINUX_ROMFS_FS_H + +#include <linux/types.h> +#include <linux/fs.h> + +/* The basic structures of the romfs filesystem */ + +#define ROMBSIZE BLOCK_SIZE +#define ROMBSBITS BLOCK_SIZE_BITS +#define ROMBMASK (ROMBSIZE-1) +#define ROMFS_MAGIC 0x7275 + +#define ROMFS_MAXFN 128 + +#define __mkw(h,l) (((h)&0x00ff)<< 8|((l)&0x00ff)) +#define __mkl(h,l) (((h)&0xffff)<<16|((l)&0xffff)) +#define __mk4(a,b,c,d) cpu_to_be32(__mkl(__mkw(a,b),__mkw(c,d))) +#define ROMSB_WORD0 __mk4('-','r','o','m') +#define ROMSB_WORD1 __mk4('1','f','s','-') + +/* On-disk "super block" */ + +struct romfs_super_block { + __be32 word0; + __be32 word1; + __be32 size; + __be32 checksum; + char name[0]; /* volume name */ +}; + +/* On disk inode */ + +struct romfs_inode { + __be32 next; /* low 4 bits see ROMFH_ */ + __be32 spec; + __be32 size; + __be32 checksum; + char name[0]; +}; + +#define ROMFH_TYPE 7 +#define ROMFH_HRD 0 +#define ROMFH_DIR 1 +#define ROMFH_REG 2 +#define ROMFH_SYM 3 +#define ROMFH_BLK 4 +#define ROMFH_CHR 5 +#define ROMFH_SCK 6 +#define ROMFH_FIF 7 +#define ROMFH_EXEC 8 + +/* Alignment */ + +#define ROMFH_SIZE 16 +#define ROMFH_PAD (ROMFH_SIZE-1) +#define ROMFH_MASK (~ROMFH_PAD) + +#endif |