michael@0: /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef nspr_netbsd_defs_h___
michael@0: #define nspr_netbsd_defs_h___
michael@0: 
michael@0: #include <sys/syscall.h>
michael@0: #include <sys/param.h>  /* for __NetBSD_Version__ */
michael@0: 
michael@0: #define PR_LINKER_ARCH	"netbsd"
michael@0: #define _PR_SI_SYSNAME  "NetBSD"
michael@0: #if defined(__i386__)
michael@0: #define _PR_SI_ARCHITECTURE "x86"
michael@0: #elif defined(__alpha__)
michael@0: #define _PR_SI_ARCHITECTURE "alpha"
michael@0: #elif defined(__amd64__)
michael@0: #define _PR_SI_ARCHITECTURE "amd64"
michael@0: #elif defined(__m68k__)
michael@0: #define _PR_SI_ARCHITECTURE "m68k"
michael@0: #elif defined(__powerpc__)
michael@0: #define _PR_SI_ARCHITECTURE "powerpc"
michael@0: #elif defined(__sparc_v9__)
michael@0: #define _PR_SI_ARCHITECTURE "sparc64"
michael@0: #elif defined(__sparc__)
michael@0: #define _PR_SI_ARCHITECTURE "sparc"
michael@0: #elif defined(__mips__)
michael@0: #define _PR_SI_ARCHITECTURE "mips"
michael@0: #elif defined(__arm32__) || defined(__arm__) || defined(__armel__) \
michael@0:     || defined(__armeb__)
michael@0: #define _PR_SI_ARCHITECTURE "arm"
michael@0: #endif
michael@0: 
michael@0: #if defined(__ELF__)
michael@0: #define PR_DLL_SUFFIX		".so"
michael@0: #else
michael@0: #define PR_DLL_SUFFIX		".so.1.0"
michael@0: #endif
michael@0: 
michael@0: #define _PR_VMBASE              0x30000000
michael@0: #define _PR_STACK_VMBASE	0x50000000
michael@0: #define _MD_DEFAULT_STACK_SIZE	65536L
michael@0: #define _MD_MMAP_FLAGS          MAP_PRIVATE
michael@0: 
michael@0: #undef  HAVE_STACK_GROWING_UP
michael@0: #define HAVE_DLL
michael@0: #define USE_DLFCN
michael@0: #define _PR_HAVE_SOCKADDR_LEN
michael@0: #define _PR_NO_LARGE_FILES
michael@0: #define _PR_STAT_HAS_ST_ATIMESPEC
michael@0: #define _PR_POLL_AVAILABLE
michael@0: #define _PR_USE_POLL
michael@0: #define _PR_HAVE_SYSV_SEMAPHORES
michael@0: #define PR_HAVE_SYSV_NAMED_SHARED_MEMORY
michael@0: 
michael@0: #if __NetBSD_Version__ >= 105000000
michael@0: #define _PR_INET6
michael@0: #define _PR_HAVE_INET_NTOP
michael@0: #define _PR_HAVE_GETHOSTBYNAME2
michael@0: #define _PR_HAVE_GETADDRINFO
michael@0: #define _PR_INET6_PROBE
michael@0: #endif
michael@0: 
michael@0: #define USE_SETJMP
michael@0: 
michael@0: #ifndef _PR_PTHREADS
michael@0: #include <setjmp.h>
michael@0: 
michael@0: #define PR_CONTEXT_TYPE	sigjmp_buf
michael@0: 
michael@0: #define CONTEXT(_th) ((_th)->md.context)
michael@0: 
michael@0: #if defined(__i386__) || defined(__sparc__) || defined(__m68k__) || defined(__powerpc__)
michael@0: #define JB_SP_INDEX 2
michael@0: #elif defined(__mips__)
michael@0: #define JB_SP_INDEX 4
michael@0: #elif defined(__alpha__)
michael@0: #define JB_SP_INDEX 34
michael@0: #elif defined(__arm32__)
michael@0: /*
michael@0:  * On the arm32, the jmpbuf regs underwent a name change after NetBSD 1.3.
michael@0:  */
michael@0: #ifdef JMPBUF_REG_R13
michael@0: #define JB_SP_INDEX JMPBUF_REG_R13
michael@0: #else
michael@0: #define JB_SP_INDEX _JB_REG_R13
michael@0: #endif
michael@0: #else
michael@0: #error "Need to define SP index in jmp_buf here"
michael@0: #endif
michael@0: #define _MD_GET_SP(_th)    (_th)->md.context[JB_SP_INDEX]
michael@0: 
michael@0: #define PR_NUM_GCREGS	_JBLEN
michael@0: 
michael@0: /*
michael@0: ** Initialize a thread context to run "_main()" when started
michael@0: */
michael@0: #define _MD_INIT_CONTEXT(_thread, _sp, _main, status)  \
michael@0: {  \
michael@0:     *status = PR_TRUE;  \
michael@0:     if (sigsetjmp(CONTEXT(_thread), 1)) {  \
michael@0:         _main();  \
michael@0:     }  \
michael@0:     _MD_GET_SP(_thread) = (unsigned char*) ((_sp) - 64); \
michael@0: }
michael@0: 
michael@0: #define _MD_SWITCH_CONTEXT(_thread)  \
michael@0:     if (!sigsetjmp(CONTEXT(_thread), 1)) {  \
michael@0:         (_thread)->md.errcode = errno;  \
michael@0:         _PR_Schedule();  \
michael@0:     }
michael@0: 
michael@0: /*
michael@0: ** Restore a thread context, saved by _MD_SWITCH_CONTEXT
michael@0: */
michael@0: #define _MD_RESTORE_CONTEXT(_thread) \
michael@0: {   \
michael@0:     errno = (_thread)->md.errcode;  \
michael@0:     _MD_SET_CURRENT_THREAD(_thread);  \
michael@0:     siglongjmp(CONTEXT(_thread), 1);  \
michael@0: }
michael@0: 
michael@0: /* Machine-dependent (MD) data structures */
michael@0: 
michael@0: struct _MDThread {
michael@0:     PR_CONTEXT_TYPE context;
michael@0:     int id;
michael@0:     int errcode;
michael@0: };
michael@0: 
michael@0: struct _MDThreadStack {
michael@0:     PRInt8 notused;
michael@0: };
michael@0: 
michael@0: struct _MDLock {
michael@0:     PRInt8 notused;
michael@0: };
michael@0: 
michael@0: struct _MDSemaphore {
michael@0:     PRInt8 notused;
michael@0: };
michael@0: 
michael@0: struct _MDCVar {
michael@0:     PRInt8 notused;
michael@0: };
michael@0: 
michael@0: struct _MDSegment {
michael@0:     PRInt8 notused;
michael@0: };
michael@0: 
michael@0: /*
michael@0:  * md-specific cpu structure field
michael@0:  */
michael@0: #define _PR_MD_MAX_OSFD FD_SETSIZE
michael@0: 
michael@0: struct _MDCPU_Unix {
michael@0:     PRCList ioQ;
michael@0:     PRUint32 ioq_timeout;
michael@0:     PRInt32 ioq_max_osfd;
michael@0:     PRInt32 ioq_osfd_cnt;
michael@0: #ifndef _PR_USE_POLL
michael@0:     fd_set fd_read_set, fd_write_set, fd_exception_set;
michael@0:     PRInt16 fd_read_cnt[_PR_MD_MAX_OSFD],fd_write_cnt[_PR_MD_MAX_OSFD],
michael@0: 				fd_exception_cnt[_PR_MD_MAX_OSFD];
michael@0: #else
michael@0: 	struct pollfd *ioq_pollfds;
michael@0: 	int ioq_pollfds_size;
michael@0: #endif	/* _PR_USE_POLL */
michael@0: };
michael@0: 
michael@0: #define _PR_IOQ(_cpu)			((_cpu)->md.md_unix.ioQ)
michael@0: #define _PR_ADD_TO_IOQ(_pq, _cpu) PR_APPEND_LINK(&_pq.links, &_PR_IOQ(_cpu))
michael@0: #define _PR_FD_READ_SET(_cpu)		((_cpu)->md.md_unix.fd_read_set)
michael@0: #define _PR_FD_READ_CNT(_cpu)		((_cpu)->md.md_unix.fd_read_cnt)
michael@0: #define _PR_FD_WRITE_SET(_cpu)		((_cpu)->md.md_unix.fd_write_set)
michael@0: #define _PR_FD_WRITE_CNT(_cpu)		((_cpu)->md.md_unix.fd_write_cnt)
michael@0: #define _PR_FD_EXCEPTION_SET(_cpu)	((_cpu)->md.md_unix.fd_exception_set)
michael@0: #define _PR_FD_EXCEPTION_CNT(_cpu)	((_cpu)->md.md_unix.fd_exception_cnt)
michael@0: #define _PR_IOQ_TIMEOUT(_cpu)		((_cpu)->md.md_unix.ioq_timeout)
michael@0: #define _PR_IOQ_MAX_OSFD(_cpu)		((_cpu)->md.md_unix.ioq_max_osfd)
michael@0: #define _PR_IOQ_OSFD_CNT(_cpu)		((_cpu)->md.md_unix.ioq_osfd_cnt)
michael@0: #define _PR_IOQ_POLLFDS(_cpu)		((_cpu)->md.md_unix.ioq_pollfds)
michael@0: #define _PR_IOQ_POLLFDS_SIZE(_cpu)	((_cpu)->md.md_unix.ioq_pollfds_size)
michael@0: 
michael@0: #define _PR_IOQ_MIN_POLLFDS_SIZE(_cpu)	32
michael@0: 
michael@0: struct _MDCPU {
michael@0:     struct _MDCPU_Unix md_unix;
michael@0: };
michael@0: 
michael@0: #define _MD_INIT_LOCKS()
michael@0: #define _MD_NEW_LOCK(lock) PR_SUCCESS
michael@0: #define _MD_FREE_LOCK(lock)
michael@0: #define _MD_LOCK(lock)
michael@0: #define _MD_UNLOCK(lock)
michael@0: #define _MD_INIT_IO()
michael@0: #define _MD_IOQ_LOCK()
michael@0: #define _MD_IOQ_UNLOCK()
michael@0: 
michael@0: #define _MD_INIT_RUNNING_CPU(cpu)       _MD_unix_init_running_cpu(cpu)
michael@0: #define _MD_INIT_THREAD                 _MD_InitializeThread
michael@0: #define _MD_EXIT_THREAD(thread)
michael@0: #define _MD_SUSPEND_THREAD(thread)      _MD_suspend_thread
michael@0: #define _MD_RESUME_THREAD(thread)       _MD_resume_thread
michael@0: #define _MD_CLEAN_THREAD(_thread)
michael@0: 
michael@0: #endif /* ! _PR_PTHREADS */
michael@0: 
michael@0: extern void _MD_EarlyInit(void);
michael@0: 
michael@0: #define _MD_EARLY_INIT                  _MD_EarlyInit
michael@0: #define _MD_FINAL_INIT			_PR_UnixInit
michael@0: #define _MD_INTERVAL_USE_GTOD
michael@0: 
michael@0: /*
michael@0:  * We wrapped the select() call.  _MD_SELECT refers to the built-in,
michael@0:  * unwrapped version.
michael@0:  */
michael@0: #define _MD_SELECT(nfds,r,w,e,tv) syscall(SYS_select,nfds,r,w,e,tv)
michael@0: #if defined(_PR_POLL_AVAILABLE)
michael@0: #include <poll.h>
michael@0: #define _MD_POLL(fds,nfds,timeout) syscall(SYS_poll,fds,nfds,timeout)
michael@0: #endif
michael@0: 
michael@0: #if NetBSD1_3 == 1L
michael@0: typedef unsigned int nfds_t;
michael@0: #endif
michael@0: 
michael@0: #endif /* nspr_netbsd_defs_h___ */