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hp300 part of the fix for pr 6152

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This commit is contained in:
is 1999-02-25 22:34:41 +00:00
parent fde637530e
commit 75469a775e
4 changed files with 32 additions and 13 deletions
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7
sys/arch/hp300/hp300/locore.s
View File

@ -1,4 +1,4 @@
/* $NetBSD: locore.s,v 1.91 1998/11/11 06:41:25 thorpej Exp $ */
/* $NetBSD: locore.s,v 1.92 1999/02/25 22:34:41 is Exp $ */
/*
* Copyright (c) 1994, 1995 Gordon W. Ross
@ -845,11 +845,12 @@ Ltrap1:
* command in d0, addr in a1, length in d1
*/
ENTRY_NOPROFILE(trap12)
movl _curproc,sp@- | push current proc pointer
movl d1,sp@- | push length
movl a1,sp@- | push addr
movl d0,sp@- | push command
jbsr _C_LABEL(cachectl) | do it
lea sp@(12),sp | pop args
jbsr _C_LABEL(cachectl1) | do it
lea sp@(16),sp | pop args
jra _ASM_LABEL(rei) | all done
/*

17
sys/arch/hp300/hp300/pmap.c
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@ -1,4 +1,4 @@
/* $NetBSD: pmap.c,v 1.64 1999/02/02 21:06:55 thorpej Exp $ */
/* $NetBSD: pmap.c,v 1.65 1999/02/25 22:34:41 is Exp $ */
/*
* Copyright (c) 1991, 1993
@ -318,6 +318,21 @@ pmap_virtual_space(vstartp, vendp)
*vendp = virtual_end;
}
/*
* Routine: pmap_procwr
*
* Function:
* Synchronize caches corresponding to [addr, addr+len) in p.
*/
void
pmap_procwr(p, va, len)
struct proc *p;
vaddr_t va;
u_long len;
{
(void)cachectl1(0x80000004, va, len, p);
}
/*
* pmap_init: [ INTERFACE ]
*

17
sys/arch/hp300/hp300/sys_machdep.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: sys_machdep.c,v 1.23 1999/01/19 18:18:41 thorpej Exp $ */
/* $NetBSD: sys_machdep.c,v 1.24 1999/02/25 22:34:41 is Exp $ */
/*
* Copyright (c) 1982, 1986, 1993
@ -134,10 +134,11 @@ vdoualarm(arg)
*/
/*ARGSUSED1*/
int
cachectl(req, addr, len)
cachectl1(req, addr, len, p)
int req;
caddr_t addr;
vaddr_t addr;
int len;
struct proc *p;
{
int error = 0;
@ -146,7 +147,7 @@ cachectl(req, addr, len)
int inc = 0;
int doall = 0;
paddr_t pa = 0;
caddr_t end = 0;
vaddr_t end = 0;
#ifdef COMPAT_HPUX
extern struct emul emul_hpux;
@ -162,10 +163,10 @@ cachectl(req, addr, len)
if (!doall) {
end = addr + len;
if (len <= 1024) {
addr = (caddr_t)((int)addr & ~0xF);
addr = addr & ~0xF;
inc = 16;
} else {
addr = (caddr_t)((int)addr & ~PGOFSET);
addr = addr & ~PGOFSET;
inc = NBPG;
}
}
@ -177,8 +178,8 @@ cachectl(req, addr, len)
*/
if (!doall &&
(pa == 0 || ((int)addr & PGOFSET) == 0)) {
pa = pmap_extract(curproc->p_vmspace->vm_map.pmap,
(vaddr_t)addr);
pa = pmap_extract(p->p_vmspace->vm_map.pmap,
addr);
if (pa == 0)
doall = 1;
}

4
sys/arch/hp300/include/pmap.h
View File

@ -1,4 +1,4 @@
/* $NetBSD: pmap.h,v 1.24 1999/02/02 21:06:55 thorpej Exp $ */
/* $NetBSD: pmap.h,v 1.25 1999/02/25 22:34:41 is Exp $ */
/*
* Copyright (c) 1987 Carnegie-Mellon University
@ -151,6 +151,8 @@ extern pt_entry_t *Sysmap;
extern char *vmmap; /* map for mem, dumps, etc. */
vaddr_t pmap_map __P((vaddr_t, paddr_t, paddr_t, int));
void pmap_procwr __P((struct proc *, vaddr_t, u_long));
#define PMAP_NEED_PROCWR
#ifdef M68K_MMU_HP
void pmap_prefer __P((vaddr_t, vaddr_t *));