3 * Copyright 2000, International Business Machines Corporation and others.
6 * This software has been released under the terms of the IBM Public
7 * License. For details, see the LICENSE file in the top-level source
8 * directory or online at http://www.openafs.org/dl/license10.html
12 * HPUX OSI header file. Extends afs_osi.h.
14 * afs_osi.h includes this file, which is the only way this file should
15 * be included in a source file. This file can redefine macros declared in
19 #ifndef _OSI_MACHDEP_H_
20 #define _OSI_MACHDEP_H_
22 #include "h/kern_sem.h"
25 extern struct timeval time;
26 #define osi_Time() (time.tv_sec)
28 #define AFS_UCRED struct ucred
29 #define AFS_PROC proc_t
31 #define osi_vnhold(avc, r) do { VN_HOLD(AFSTOV(avc)); } while(0)
32 #define gop_rdwr(rw,gp,base,len,offset,segflg,unit,aresid) \
33 vn_rdwr((rw),(gp),(base),(len),(offset),(segflg),(unit),(aresid),0)
34 #define gop_lookupname(fnamep,segflg,followlink,compvpp) \
35 lookupname((fnamep),(segflg),(followlink),NULL,(compvpp))
36 #define gop_lookupname_user(fnamep,segflg,followlink,compvpp) \
37 lookupname((fnamep),(segflg),(followlink),NULL,(compvpp))
41 #define osi_curcred() (p_cred(u.u_procp))
43 #define getpid() (afs_uint32)p_pid(u.u_procp)
45 #define getppid() (afs_uint32)p_ppid(u.u_procp)
49 * Global lock support.
51 * HP uses global mutex to protect afs land
54 #if !defined(AFS_HPUX110_ENV)
55 extern sema_t afs_global_sema;
57 extern b_sema_t afs_global_sema;
60 extern void osi_InitGlock(void);
62 #if !defined(AFS_HPUX110_ENV)
63 extern void afsHash(int nbuckets);
64 extern sv_sema_t *afsHashInsertFind(tid_t key);
65 extern sv_sema_t *afsHashFind(tid_t key);
66 extern void afsHashRelease(tid_t key);
68 #define AFS_GLOCK_PID kt_tid(u.u_kthreadp)
69 #define AFS_SAVE_SEMA afsHashInsertFind(AFS_GLOCK_PID)
70 #define AFS_FIND_SEMA afsHashFind(AFS_GLOCK_PID)
72 #define AFS_GLOCK() MP_PXSEMA(&afs_global_sema, AFS_SAVE_SEMA)
73 #define AFS_GUNLOCK() (AFS_ASSERT_GLOCK(), MP_VXSEMA(&afs_global_sema,AFS_FIND_SEMA), (!uniprocessor ? (afsHashRelease(AFS_GLOCK_PID),0) : 0))
74 #define ISAFS_GLOCK() (!uniprocessor ? owns_sema(&afs_global_sema):1)
77 #define AFS_GLOCK() b_psema(&afs_global_sema)
78 #define AFS_GUNLOCK() b_vsema(&afs_global_sema)
79 #define ISAFS_GLOCK() b_owns_sema(&afs_global_sema)
83 /* Uses splnet only in the SP case */
84 #define SPLVAR register ulong_t splvar
85 #define NETPRI NET_SPLNET(splvar)
86 #define USERPRI NET_SPLX(splvar)
89 #if !defined(AFS_HPUX110_ENV)
91 * On HP, the global lock is an alpha semaphore, hence it is automatically
92 * released and reacquired aroubd a sleep() and wakeup().
95 #define afs_osi_Sleep(x) sleep((caddr_t) x,PZERO-2)
98 * On 11.22 global lock is a beta semaphore, hence we need to
99 * release and reacquire around sllep and wakeup. We also need to
100 * use the get_sleep_lock.
101 * afs_osi_Sleep and afs_osi_Wakeup are defined
103 void afs_osi_Sleep(void *event);
104 int afs_osi_Wakeup(void *event);
107 #define osi_NullHandle(x) ((x)->proc == (caddr_t) 0)
109 #if !defined(AFS_HPUX110_ENV)
110 extern caddr_t kmem_alloc();
112 #if defined(AFS_HPUX1111_ENV)
113 #include <sys/kthread_iface.h> /* for kt_cred() */
116 /* Expected to be available as a patch from HP */
117 /* See section D of the top level README for details */
118 #if defined(AFS_HPUX110_ENV)
119 #include <sys/vfs_vm.h>
124 #endif /* _OSI_MACHDEP_H_ */