From 9b8a45d92718e473d465d47f20e3eaca98ec63b5 Mon Sep 17 00:00:00 2001 From: Michal Simek Date: Fri, 27 Mar 2009 14:25:31 +0100 Subject: microblaze_v8: includes SHM*, msgbuf Reviewed-by: Ingo Molnar Acked-by: John Linn Acked-by: Stephen Neuendorffer Acked-by: John Williams Signed-off-by: Michal Simek --- arch/microblaze/include/asm/msgbuf.h | 31 +++++++++++++++++++++++++ arch/microblaze/include/asm/shmbuf.h | 42 ++++++++++++++++++++++++++++++++++ arch/microblaze/include/asm/shmparam.h | 6 +++++ 3 files changed, 79 insertions(+) create mode 100644 arch/microblaze/include/asm/msgbuf.h create mode 100644 arch/microblaze/include/asm/shmbuf.h create mode 100644 arch/microblaze/include/asm/shmparam.h (limited to 'arch') diff --git a/arch/microblaze/include/asm/msgbuf.h b/arch/microblaze/include/asm/msgbuf.h new file mode 100644 index 0000000..09dd970 --- /dev/null +++ b/arch/microblaze/include/asm/msgbuf.h @@ -0,0 +1,31 @@ +#ifndef _ASM_MICROBLAZE_MSGBUF_H +#define _ASM_MICROBLAZE_MSGBUF_H + +/* + * The msqid64_ds structure for microblaze architecture. + * Note extra padding because this structure is passed back and forth + * between kernel and user space. + * + * Pad space is left for: + * - 64-bit time_t to solve y2038 problem + * - 2 miscellaneous 32-bit values + */ + +struct msqid64_ds { + struct ipc64_perm msg_perm; + __kernel_time_t msg_stime; /* last msgsnd time */ + unsigned long __unused1; + __kernel_time_t msg_rtime; /* last msgrcv time */ + unsigned long __unused2; + __kernel_time_t msg_ctime; /* last change time */ + unsigned long __unused3; + unsigned long msg_cbytes; /* current number of bytes on queue */ + unsigned long msg_qnum; /* number of messages in queue */ + unsigned long msg_qbytes; /* max number of bytes on queue */ + __kernel_pid_t msg_lspid; /* pid of last msgsnd */ + __kernel_pid_t msg_lrpid; /* last receive pid */ + unsigned long __unused4; + unsigned long __unused5; +}; + +#endif /* _ASM_MICROBLAZE_MSGBUF_H */ diff --git a/arch/microblaze/include/asm/shmbuf.h b/arch/microblaze/include/asm/shmbuf.h new file mode 100644 index 0000000..f829c58 --- /dev/null +++ b/arch/microblaze/include/asm/shmbuf.h @@ -0,0 +1,42 @@ +#ifndef _ASM_MICROBLAZE_SHMBUF_H +#define _ASM_MICROBLAZE_SHMBUF_H + +/* + * The shmid64_ds structure for microblaze architecture. + * Note extra padding because this structure is passed back and forth + * between kernel and user space. + * + * Pad space is left for: + * - 64-bit time_t to solve y2038 problem + * - 2 miscellaneous 32-bit values + */ + +struct shmid64_ds { + struct ipc64_perm shm_perm; /* operation perms */ + size_t shm_segsz; /* size of segment (bytes) */ + __kernel_time_t shm_atime; /* last attach time */ + unsigned long __unused1; + __kernel_time_t shm_dtime; /* last detach time */ + unsigned long __unused2; + __kernel_time_t shm_ctime; /* last change time */ + unsigned long __unused3; + __kernel_pid_t shm_cpid; /* pid of creator */ + __kernel_pid_t shm_lpid; /* pid of last operator */ + unsigned long shm_nattch; /* no. of current attaches */ + unsigned long __unused4; + unsigned long __unused5; +}; + +struct shminfo64 { + unsigned long shmmax; + unsigned long shmmin; + unsigned long shmmni; + unsigned long shmseg; + unsigned long shmall; + unsigned long __unused1; + unsigned long __unused2; + unsigned long __unused3; + unsigned long __unused4; +}; + +#endif /* _ASM_MICROBLAZE_SHMBUF_H */ diff --git a/arch/microblaze/include/asm/shmparam.h b/arch/microblaze/include/asm/shmparam.h new file mode 100644 index 0000000..9f5fc2b --- /dev/null +++ b/arch/microblaze/include/asm/shmparam.h @@ -0,0 +1,6 @@ +#ifndef _ASM_MICROBLAZE_SHMPARAM_H +#define _ASM_MICROBLAZE_SHMPARAM_H + +#define SHMLBA PAGE_SIZE /* attach addr a multiple of this */ + +#endif /* _ASM_MICROBLAZE_SHMPARAM_H */ -- cgit v1.1