diff options
| author |   niklas <niklas@openbsd.org> | 1997-04-10 08:51:04 +0000 |
|---|---|---|
| committer | niklas <niklas@openbsd.org> | 1997-04-10 08:51:04 +0000 |
| commit | f7d4b746a2ba4523683dc9577f6950355f3977d2 (patch) | |
| tree | 7eb6e2ff4e2a8079b11a93a393c29f2b2dfa9baf | |
| parent | Stop the SONIC before setting reset, not after... (diff) | |
| download | wireguard-openbsd-f7d4b746a2ba4523683dc9577f6950355f3977d2.tar.xz wireguard-openbsd-f7d4b746a2ba4523683dc9577f6950355f3977d2.zip | |
SunOS emulation trap#2 handling from NetBSD (gwr via scottr)
| -rw-r--r-- | sys/arch/amiga/amiga/trap.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/sys/arch/amiga/amiga/trap.c b/sys/arch/amiga/amiga/trap.c index 3b8ed3b78bb..6ea8e96b9be 100644 --- a/sys/arch/amiga/amiga/trap.c +++ b/sys/arch/amiga/amiga/trap.c @@ -1,4 +1,4 @@ -/* $OpenBSD: trap.c,v 1.12 1997/02/21 08:51:49 niklas Exp $ */ +/* $OpenBSD: trap.c,v 1.13 1997/04/10 08:51:04 niklas Exp $ */ /* $NetBSD: trap.c,v 1.53 1997/01/16 15:30:57 gwr Exp $ */ /* @@ -708,13 +708,14 @@ trap(type, code, v, frame) case T_TRAP15|T_USER: #ifdef COMPAT_SUNOS /* - * XXX This comment/code is not consistent XXX - * SunOS seems to use Trap #2 for some obscure - * fpu operations. So far, just ignore it, but - * DONT trap on it.. + * SunOS uses Trap #2 for a "CPU cache flush" + * Just flush the on-chip caches and return. + * XXX - Too bad m68k BSD uses trap 2... */ if (p->p_emul == &emul_sunos) { - userret(p, frame.f_pc, sticks); + ICIA(); + DCIU(); + /* get out fast */ return; } #endif |