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better 3000/300-series systype recognition.

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remove a while (1); that i added for debugging a while back.
remove support for double-mapping the user area and kernel stack.
This commit is contained in:
cgd 1995-03-24 15:04:14 +00:00
parent 2a6f9d0165
commit 6203812f8d
1 changed files with 19 additions and 17 deletions
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36
sys/arch/alpha/alpha/machdep.c
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@ -1,4 +1,4 @@
/* $NetBSD: machdep.c,v 1.2 1995/03/08 00:38:50 cgd Exp $ */
/* $NetBSD: machdep.c,v 1.3 1995/03/24 15:04:14 cgd Exp $ */
/*
* Copyright (c) 1994, 1995 Carnegie-Mellon University.
@ -333,16 +333,16 @@ systype_flamingo:
cpu_model = "DEC 3000/300 (\"Pelican\")";
break;
case SV_ST_PELICANL:
cpu_model = "DEC 3000/300L (\"???\")";
case SV_ST_PELICA:
cpu_model = "DEC 3000/300L (\"Pelica\")";
break;
case SV_ST_PELICANX:
cpu_model = "DEC 3000/300X (\"???\")";
case SV_ST_PELICANPLUS:
cpu_model = "DEC 3000/300X (\"Pelican+\")";
break;
case SV_ST_PELICANLX:
cpu_model = "DEC 3000/300LX (\"???\")";
case SV_ST_PELICAPLUS:
cpu_model = "DEC 3000/300LX (\"Pelica+\")";
break;
default:
@ -497,15 +497,19 @@ systype_flamingo:
pmap_bootstrap((vm_offset_t)v, phystok0seg(ptb << PGSHIFT));
/*
* Initialize the rest of proc 0's PCB, and init the ptes
* which are cached in its md_proc structure, so we can switch
* to it in locore. Also cache the physical address of the pcb.
* Initialize the rest of proc 0's PCB, and cache its physical
* address.
*/
for (i = 0; i < UPAGES; i++)
proc0.p_md.md_upte[i] = PG_V | PG_KRE | PG_KWE |
(((k0segtophys(proc0paddr) >> PGSHIFT) + i) << PG_SHIFT);
proc0.p_md.md_pcbpaddr = (struct pcb *)k0segtophys(&proc0paddr->u_pcb);
proc0paddr->u_pcb.pcb_ksp = KSTACKTOP; /* set the kernel sp */
proc0.p_md.md_pcbpaddr =
(struct pcb *)k0segtophys(&proc0paddr->u_pcb);
/*
* Set the kernel sp, reserving space for an (empty) trapframe,
* and make proc0's trapframe pointer point to it for sanity.
*/
proc0paddr->u_pcb.pcb_ksp =
(u_int64_t)proc0paddr + USPACE - sizeof(struct trapframe);
proc0.p_md.md_tf = (struct trapframe *)proc0paddr->u_pcb.pcb_ksp;
/*
* Look at arguments and compute bootdev.
@ -706,8 +710,6 @@ boot(howto)
/* If system is cold, just halt. */
if (cold) {
while (1);
howto |= RB_HALT;
goto haltsys;
}