From fe9c815e205e34548eab60d5af6ad089907f0fae Mon Sep 17 00:00:00 2001
From: phil <phil@NetBSD.org>
Date: Tue, 26 Apr 1994 20:46:40 +0000
Subject: [PATCH] using the "autoboot rom", the pc532 will now actually reboot
 ... locore.s can now stop mapping and rerun the monitor as if the machine
 just had power applied.

---
 sys/arch/pc532/pc532/locore.s  | 1 -
 sys/arch/pc532/pc532/machdep.c | 8 +-------
 2 files changed, 1 insertion(+), 8 deletions(-)

diff --git a/sys/arch/pc532/pc532/locore.s b/sys/arch/pc532/pc532/locore.s
index bc164f7c0b1c..102faec4f13b 100644
--- a/sys/arch/pc532/pc532/locore.s
+++ b/sys/arch/pc532/pc532/locore.s
@@ -304,7 +304,6 @@ ENTRY(low_level_reboot)
 	addr	xxxlow(pc), r0		/* jump to low memory */
 	andd	~KERNBASE, r0
 	movd	r0, tos
-	lmr	ptb0, _rebootPTD(pc)	/* get the right map */
 	ret	0
 xxxlow:
 	lmr	mcr, 0 			/* Turn off mapping. */
diff --git a/sys/arch/pc532/pc532/machdep.c b/sys/arch/pc532/pc532/machdep.c
index 9da71ac1b4f1..61d09dfffecd 100644
--- a/sys/arch/pc532/pc532/machdep.c
+++ b/sys/arch/pc532/pc532/machdep.c
@@ -115,7 +115,6 @@ int maxmem = 0;
 vm_offset_t KPTphys;
 
 int IdlePTD;
-int rebootPTD;
 int start_page;
 int _istack;
 
@@ -217,11 +216,6 @@ _low_level_init ()
     WR_ADR(int, p2 + ix*4, NS532_PAGE_SIZE * ix + 3);
   }
 
-  /* the PTD for the reboot process */
-  rebootPTD = (int) avail_start;
-  avail_start += NS532_PAGE_SIZE;
-  bcopy ((char *)p0, (char *)rebootPTD, NS532_PAGE_SIZE);
-
   /* Load the ptb0 register and start mapping. */
 
   _mapped = 1;
@@ -1095,7 +1089,7 @@ void reboot_cpu()
   extern void low_level_reboot();
   
   /* Point Low MEMORY to Kernel Memory! */
-  WR_ADR(int, PTD, RD_ADR(int,PTD+4*pdei(KERNBASE)));
+  PTD[0] =  PTD[pdei(KERNBASE)];
   low_level_reboot();
 
 }