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- add the GETHRTIME and GETHRVTIME traps. Do the best we can for them.

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- getcontext() fills the stack_t portion of the context with an 8k size
  stack, 0 flags, and below our current stack pointer. I am not sure where
  to set the pointer. Thanks pk [2-2] for noticing that.

Now netscape and java work...
This commit is contained in:
christos 1996-03-26 19:09:31 +00:00
parent 70e15a2ba9
commit 564084ce99
1 changed files with 26 additions and 16 deletions
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42
sys/arch/sparc/sparc/svr4_machdep.c
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@ -1,4 +1,4 @@
/* $NetBSD: svr4_machdep.c,v 1.15 1996/03/16 23:31:50 christos Exp $ */
/* $NetBSD: svr4_machdep.c,v 1.16 1996/03/26 19:09:31 christos Exp $ */
/*
* Copyright (c) 1994 Christos Zoulas
@ -54,7 +54,6 @@
#include <machine/svr4_machdep.h>
static void svr4_getsiginfo __P((union svr4_siginfo *, int, u_long, caddr_t));
#define DEBUG_SVR4
#ifdef DEBUG
extern int sigdebug;
@ -113,10 +112,8 @@ svr4_getcontext(p, uc, mask, oonstack)
int mask, oonstack;
{
struct trapframe *tf = (struct trapframe *)p->p_md.md_tf;
struct sigacts *psp = p->p_sigacts;
svr4_greg_t *r = uc->uc_mcontext.greg;
struct svr4_sigaltstack *s = &uc->uc_stack;
struct sigaltstack *sf = &psp->ps_sigstk;
#ifdef FPU_CONTEXT
svr4_fregset_t *f = &uc->uc_mcontext.freg;
struct fpstate *fps = p->p_md.md_fpstate;
@ -179,9 +176,12 @@ svr4_getcontext(p, uc, mask, oonstack)
#endif
/*
* Get the signal stack
* Set the signal stack to something reasonable
*/
bsd_to_svr4_sigaltstack(sf, s);
/* XXX: Don't really know what to do with this */
s->ss_sp = (char *) ((r[SVR4_SPARC_SP] & ~0xfff) - 8192);
s->ss_size = 8192;
s->ss_flags = 0;
/*
* Get the signal mask
@ -261,11 +261,8 @@ svr4_setcontext(p, uc)
(r[SVR4_SPARC_PSR] & PSR_ICC);
tf->tf_pc = r[SVR4_SPARC_PC];
tf->tf_npc = r[SVR4_SPARC_nPC];
#if 0
tf->tf_y = r[SVR4_SPARC_Y];
#endif
#if 0
/* Restore everything */
tf->tf_global[1] = r[SVR4_SPARC_G1];
tf->tf_global[2] = r[SVR4_SPARC_G2];
@ -274,15 +271,13 @@ svr4_setcontext(p, uc)
tf->tf_global[5] = r[SVR4_SPARC_G5];
tf->tf_global[6] = r[SVR4_SPARC_G6];
tf->tf_global[7] = r[SVR4_SPARC_G7];
#endif
#if 0
tf->tf_out[0] = r[SVR4_SPARC_O0];
tf->tf_out[1] = r[SVR4_SPARC_O1];
tf->tf_out[2] = r[SVR4_SPARC_O2];
tf->tf_out[3] = r[SVR4_SPARC_O3];
tf->tf_out[4] = r[SVR4_SPARC_O4];
tf->tf_out[5] = r[SVR4_SPARC_O5];
#endif
tf->tf_out[6] = r[SVR4_SPARC_O6];
tf->tf_out[7] = r[SVR4_SPARC_O7];
}
@ -575,15 +570,30 @@ svr4_trap(type, p)
break;
case T_SVR4_GETHRTIME:
uprintf("T_SVR4_GETHRTIME\n");
break;
/*
* this list like gethrtime(3). To implement this
* correctly we need a timer that does not get affected
* adjtime(), or settimeofday(). For now we use
* microtime, and convert to nanoseconds...
*/
/*FALLTHROUGH*/
case T_SVR4_GETHRVTIME:
uprintf("T_SVR4_GETHRVTIME\n");
/*
* This is like gethrvtime(3). Since we don't have lwp
* we massage microtime() output
*/
{
struct timeval tv;
microtime(&tv);
tf->tf_out[0] = tv.tv_sec;
tf->tf_out[1] = tv.tv_usec * 1000;
}
break;
case T_SVR4_GETHRESTIME:
{
/* I assume this is like gettimeofday(3) */
struct timeval tv;
microtime(&tv);