diff options
| author | Michael Shalayeff <mickey@cvs.openbsd.org> | 2003-01-15 22:07:07 +0000 |
|---|---|---|
| committer | Michael Shalayeff <mickey@cvs.openbsd.org> | 2003-01-15 22:07:07 +0000 |
| commit | 45e8235cfb5c7433fa7550f8bb5a9fad18c39354 (patch) | |
| tree | 0e9902aeed8f81799d0580ca90bc0e68b726bca8 /sys/arch/hppa | |
| parent | 69ad32d58f2a69c992bc9f46023b2fc47eec8d0a (diff) | |
a few missing bits (not all) and force pc into user mode when writing in, allows pmdb use
Diffstat (limited to 'sys/arch/hppa')
| -rw-r--r-- | sys/arch/hppa/hppa/process_machdep.c | 30 |
1 files changed, 16 insertions, 14 deletions
diff --git a/sys/arch/hppa/hppa/process_machdep.c b/sys/arch/hppa/hppa/process_machdep.c index b18afa35759..3c6dec881ee 100644 --- a/sys/arch/hppa/hppa/process_machdep.c +++ b/sys/arch/hppa/hppa/process_machdep.c @@ -1,7 +1,7 @@ -/* $OpenBSD: process_machdep.c,v 1.7 2002/11/08 22:30:48 mickey Exp $ */ +/* $OpenBSD: process_machdep.c,v 1.8 2003/01/15 22:07:06 mickey Exp $ */ /* - * Copyright (c) 1999-2002 Michael Shalayeff + * Copyright (c) 1999-2003 Michael Shalayeff * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -79,7 +79,7 @@ process_read_regs(p, regs) regs->r_pc = p->p_md.md_regs->tf_iioq_head; regs->r_npc = p->p_md.md_regs->tf_iioq_tail; - return 0; + return (0); } int @@ -93,7 +93,7 @@ process_read_fpregs(p, fpregs) fpu_save((vaddr_t)p->p_addr->u_pcb.pcb_fpregs); bcopy(p->p_addr->u_pcb.pcb_fpregs, fpregs, 32*8); - return 0; + return (0); } #ifdef PTRACE @@ -135,10 +135,10 @@ process_write_regs(p, regs) p->p_md.md_regs->tf_ret1 = regs->r_regs[29]; p->p_md.md_regs->tf_sp = regs->r_regs[30]; p->p_md.md_regs->tf_r31 = regs->r_regs[31]; - p->p_md.md_regs->tf_iioq_head = regs->r_pc; - p->p_md.md_regs->tf_iioq_tail = regs->r_npc; + p->p_md.md_regs->tf_iioq_head = regs->r_pc | 3; + p->p_md.md_regs->tf_iioq_tail = regs->r_npc | 3; - return 0; + return (0); } int @@ -155,7 +155,7 @@ process_write_fpregs(p, fpregs) fpu_curpcb = 0; } - return 0; + return (0); } int @@ -163,8 +163,10 @@ process_sstep(p, sstep) struct proc *p; int sstep; { - /* TODO */ - return EINVAL; + if (sstep) + return (EINVAL); + + return (0); } int @@ -172,10 +174,10 @@ process_set_pc(p, addr) struct proc *p; caddr_t addr; { - if (!USERMODE(addr)) /* XXX */ - return EINVAL; - p->p_md.md_regs->tf_iioq_head = (register_t)addr; - return 0; + p->p_md.md_regs->tf_iioq_tail = 4 + + (p->p_md.md_regs->tf_iioq_head = (register_t)addr | 3); + + return (0); } #endif /* PTRACE */ |