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FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //sys/amd64/compile/hs32/modules/usr/src/sys/modules/dtrace/fbt/@/ia64/include/kdb.h |
/*-
* Copyright (c) 2004 Marcel Moolenaar
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD: release/9.1.0/sys/ia64/include/kdb.h 200207 2009-12-07 06:41:27Z marcel $
*/
#ifndef _MACHINE_KDB_H_
#define _MACHINE_KDB_H_
#include <machine/cpufunc.h>
#include <machine/frame.h>
#include <machine/ia64_cpu.h>
#define KDB_STOPPEDPCB(pc) (&(pc)->pc_md.pcb)
static __inline void
kdb_cpu_clear_singlestep(void)
{
kdb_frame->tf_special.psr &= ~IA64_PSR_SS;
}
static __inline void
kdb_cpu_set_singlestep(void)
{
kdb_frame->tf_special.psr |= IA64_PSR_SS;
}
static __inline void
kdb_cpu_sync_icache(unsigned char *addr, size_t size)
{
vm_offset_t cacheline;
cacheline = (uintptr_t)addr & ~31;
size += (uintptr_t)addr - cacheline;
size = (size + 31) & ~31;
while (size > 0) {
__asm __volatile("fc %0;; sync.i;; srlz.i;;" :: "r"(cacheline));
cacheline += 32;
size -= 32;
}
}
static __inline void
kdb_cpu_trap(int vector, int _)
{
__asm __volatile("flushrs;;");
if (vector == IA64_VEC_BREAK &&
kdb_frame->tf_special.ifa == IA64_FIXED_BREAK)
kdb_frame->tf_special.psr += IA64_PSR_RI_1;
}
#endif /* _MACHINE_KDB_H_ */