Subject: Re: port-mips/31915: provide centralized wired_map logic
To: None <,,>
From: SODA Noriyuki <>
List: netbsd-bugs
Date: 11/01/2005 16:07:02
The following reply was made to PR port-mips/31915; it has been noted by GNATS.

From: SODA Noriyuki <>
To: Izumi Tsutsui <>
Subject: Re: port-mips/31915: provide centralized wired_map logic
Date: Wed, 2 Nov 2005 01:06:50 +0900

 >>>>> On Wed, 2 Nov 2005 01:01:49 +0900,
       Izumi Tsutsui <> said:
 >> Or, perhaps make the interface in port-mips/31915 have page size as
 >> its argument, and make arc/wired_map.c use the MI mips interface?
 > As Garrett said, it might cause some complicated situation.
 > What can we do if a requrested VA region is already
 > wired mapped with smaller pagesize than the request
 > and the tailing region is already mapped to another PA
 > with TLB_LO1?
 It's OK that upper layer routine like arc/wired_map.c:arc_map_wired()
 or port-mips/31915:mips3_wire_down() use fixed page size.
 But primitive routine like arc/wired_map.c:arc_enter_wired() or
 port-mips/31915:mips3_wire_down_page() should have page size
 and (pa0 + pa1) as its arguments.