head 1.2; access; symbols pkgsrc-2013Q2:1.2.0.50 pkgsrc-2013Q2-base:1.2 pkgsrc-2012Q4:1.2.0.48 pkgsrc-2012Q4-base:1.2 pkgsrc-2011Q4:1.2.0.46 pkgsrc-2011Q4-base:1.2 pkgsrc-2011Q2:1.2.0.44 pkgsrc-2011Q2-base:1.2 pkgsrc-2009Q4:1.2.0.42 pkgsrc-2009Q4-base:1.2 pkgsrc-2008Q4:1.2.0.40 pkgsrc-2008Q4-base:1.2 pkgsrc-2008Q3:1.2.0.38 pkgsrc-2008Q3-base:1.2 cube-native-xorg:1.2.0.36 cube-native-xorg-base:1.2 pkgsrc-2008Q2:1.2.0.34 pkgsrc-2008Q2-base:1.2 pkgsrc-2008Q1:1.2.0.32 pkgsrc-2008Q1-base:1.2 pkgsrc-2007Q4:1.2.0.30 pkgsrc-2007Q4-base:1.2 pkgsrc-2007Q3:1.2.0.28 pkgsrc-2007Q3-base:1.2 pkgsrc-2007Q2:1.2.0.26 pkgsrc-2007Q2-base:1.2 pkgsrc-2007Q1:1.2.0.24 pkgsrc-2007Q1-base:1.2 pkgsrc-2006Q4:1.2.0.22 pkgsrc-2006Q4-base:1.2 pkgsrc-2006Q3:1.2.0.20 pkgsrc-2006Q3-base:1.2 pkgsrc-2006Q2:1.2.0.18 pkgsrc-2006Q2-base:1.2 pkgsrc-2006Q1:1.2.0.16 pkgsrc-2006Q1-base:1.2 pkgsrc-2005Q4:1.2.0.14 pkgsrc-2005Q4-base:1.2 pkgsrc-2005Q3:1.2.0.12 pkgsrc-2005Q3-base:1.2 pkgsrc-2005Q2:1.2.0.10 pkgsrc-2005Q2-base:1.2 pkgsrc-2005Q1:1.2.0.8 pkgsrc-2005Q1-base:1.2 pkgsrc-2004Q4:1.2.0.6 pkgsrc-2004Q4-base:1.2 pkgsrc-2004Q3:1.2.0.4 pkgsrc-2004Q3-base:1.2 pkgsrc-2004Q2:1.2.0.2 pkgsrc-2004Q2-base:1.2 pkgsrc-2004Q1:1.1.0.12 pkgsrc-2004Q1-base:1.1 pkgsrc-2003Q4:1.1.0.10 pkgsrc-2003Q4-base:1.1 netbsd-1-6-1:1.1.0.6 netbsd-1-6-1-base:1.1 netbsd-1-6:1.1.0.8 netbsd-1-6-RELEASE-base:1.1 pkgviews:1.1.0.4 pkgviews-base:1.1 buildlink2:1.1.0.2 buildlink2-base:1.1 netbsd-1-5-PATCH003:1.1 netbsd-1-5-PATCH001:1.1; locks; strict; comment @# @; 1.2 date 2004.06.01.21.39.21; author kristerw; state dead; branches; next 1.1; 1.1 date 2001.01.09.16.14.21; author briggs; state Exp; branches; next ; desc @@ 1.2 log @Remove obsolete packages, per discussion on tech-pkg. @ text @$NetBSD: patch-al,v 1.1 2001/01/09 16:14:21 briggs Exp $ --- /dev/null Wed Dec 31 19:00:00 1969 +++ machdep/engine-powerpc-netbsd.c Tue Jan 9 10:43:05 2001 @@@@ -0,0 +1,135 @@@@ +/* ==== machdep.c ============================================================ + * Copyright (c) 1993, 1994 Chris Provenzano, proven@@athena.mit.edu + * + * Description : Machine dependent functions for NetBSD/PowerPC (1.5+) + * + * 1.00 93/08/04 proven + * -Started coding this file. + * + * 2001/01/10 briggs + * -Modified to make it go with NetBSD/PowerPC + */ + +#ifndef lint +static const char rcsid[] = "engine-alpha-osf1.c,v 1.4.4.1 1995/12/13 05:41:37 proven Exp"; +#endif + +#include +#include +#include +#include +#include +#include +#include + +/* ========================================================================== + * machdep_pthread_start() + */ +void machdep_pthread_start(void) +{ + context_switch_done(); + pthread_sched_resume (); + + /* XXXMLG + * This is EXTREMELY bogus, but it seems that this function is called + * with the pthread kernel locked. If this happens, __errno() will + * return the wrong address until after the first context switch. + * + * Clearly there is a leak of pthread_kernel somewhere, but until + * it is found, we force a context switch here, just before calling + * the thread start routine. When we return from pthread_yield + * the kernel will be unlocked. + */ + pthread_yield(); + + /* Run current threads start routine with argument */ + pthread_exit(pthread_run->machdep_data.start_routine + (pthread_run->machdep_data.start_argument)); + + /* should never reach here */ + PANIC("setitimer failed"); +} + +/* ========================================================================== + * __machdep_pthread_create() + */ +void __machdep_pthread_create(struct machdep_pthread *machdep_pthread, + void *(* start_routine)(void *), void *start_argument, + long stack_size, long nsec, long flags) +{ + machdep_pthread->start_routine = start_routine; + machdep_pthread->start_argument = start_argument; + + machdep_pthread->machdep_timer.it_value.tv_sec = 0; + machdep_pthread->machdep_timer.it_interval.tv_sec = 0; + machdep_pthread->machdep_timer.it_interval.tv_usec = 0; + machdep_pthread->machdep_timer.it_value.tv_usec = nsec / 1000; + + /* Set up new stack frame so that it looks like it returned from a + longjmp() to the beginning of machdep_pthread_start(). */ + /* state is sigmask, then r8-r31 where r11 is the LR + * So, istate[3] is r10, which is the SP + * So, istate[4] is r11, which is the LR + * So, istate[5] is r12, which is the CR + */ + machdep_pthread->machdep_istate[4] = (long)machdep_pthread_start; + machdep_pthread->machdep_istate[5] = 0; + + /* PowerPC stack starts high and builds down, and needs to be 16-byte + aligned. */ + machdep_pthread->machdep_istate[3] = + ((long) machdep_pthread->machdep_stack + stack_size) & ~0xf; +} + +/* ========================================================================== + * machdep_save_state() + */ +int machdep_save_state(void) +{ + return( _setjmp(pthread_run->machdep_data.machdep_istate) ); +} + +void machdep_restore_state(void) +{ + _longjmp(pthread_run->machdep_data.machdep_istate, 1); +} + +void machdep_save_float_state (struct pthread *pthread) +{ + __machdep_save_fp_state(pthread->machdep_data.machdep_fstate); +} + +void machdep_restore_float_state (void) +{ + __machdep_restore_fp_state(pthread_run->machdep_data.machdep_fstate); +} + +/* ========================================================================== + * machdep_set_thread_timer() + */ +void machdep_set_thread_timer(struct machdep_pthread *machdep_pthread) +{ + if (setitimer(ITIMER_VIRTUAL, &(machdep_pthread->machdep_timer), NULL)) { + PANIC("setitimer failed"); + } +} + +/* ========================================================================== + * machdep_unset_thread_timer() + */ +void machdep_unset_thread_timer(struct machdep_pthread *machdep_pthread) +{ + struct itimerval zeroval = { { 0, 0 }, { 0, 0} }; + + if (setitimer(ITIMER_VIRTUAL, &zeroval, NULL)) { + PANIC("setitimer failed"); + } +} + +/* ========================================================================== + * machdep_pthread_cleanup() + */ +void *machdep_pthread_cleanup(struct machdep_pthread *machdep_pthread) +{ + return(machdep_pthread->machdep_stack); +} @ 1.1 log @Add support for the PowerPC. @ text @d1 1 a1 1 $NetBSD$ @