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Simplify CRIME rev. calculation (we don't appear to need the low nibble).

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This commit is contained in:
rafal 2003-01-10 20:39:22 +00:00
parent c3e2d898b4
commit 30d29f647c
2 changed files with 4 additions and 8 deletions
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8
sys/arch/sgimips/dev/crime.c
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@ -1,4 +1,4 @@
/* $NetBSD: crime.c,v 1.10 2003/01/06 06:19:40 rafal Exp $ */
/* $NetBSD: crime.c,v 1.11 2003/01/10 20:39:22 rafal Exp $ */
/*
* Copyright (c) 2000 Soren S. Jorvang
@ -93,16 +93,12 @@ crime_attach(parent, self, aux)
{
struct mainbus_attach_args *ma = aux;
u_int64_t crm_id;
int id, rev;
crm_id = bus_space_read_8(ma->ma_iot, ma->ma_ioh, 0);
id = (crm_id & 0xf0) >> 4;
rev = crm_id & 0x0f;
aprint_naive(": system ASIC");
switch (id) {
switch ((crm_id & CRIME_ID_IDBITS) >> CRIME_ID_IDSHIFT) {
case 0x0b:
aprint_normal(": rev 1.5");
break;

4
sys/arch/sgimips/dev/crimereg.h
View File

@ -1,4 +1,4 @@
/* $NetBSD: crimereg.h,v 1.5 2002/12/28 16:40:48 pooka Exp $ */
/* $NetBSD: crimereg.h,v 1.6 2003/01/10 20:39:22 rafal Exp $ */
/*
* Copyright (c) 2000 Soren S. Jorvang
@ -41,7 +41,7 @@
/* Offset 0x00 -- revision register */
#define CRIME_REV (CRIME_BASE+0x000)
#define CRIME_ID_IDBITS 0xf0
#define CRIME_ID_IDVALUE 0xa0
#define CRIME_ID_IDSHIFT 4
#define CRIME_ID_REV 0x0f
#define CRIME_REV_PETTY 0x0
#define CRIME_REV_11 0x11