Gentoo Archives: gentoo-ppc-dev

From: Pieter Van den Abeele <pvdabeel@g.o>
To: IsoH <jd@××××××.fi>
Cc: gentoo-ppc-user@l.g.o, Pieter Van den Abeele <pvdabeel@g.o>, gentoo-ppc-dev@l.g.o
Subject: Re: [gentoo-ppc-dev] G5 & missing performance
Date: Thu, 10 Jun 2004 21:06:20
Message-Id: 0126BACC-BB22-11D8-98E0-0003938E7E46@gentoo.org
In Reply to: [gentoo-ppc-dev] G5 & missing performance by IsoH
1 is /proc/cpufreq useable on a G5?
2
3 The only thing I see on a G5 is /proc/cpuinfo, which displays:
4
5 pvdabeel@Dual-G5 proc $ cat cpuinfo
6 processor : 0
7 cpu : PPC970, altivec supported
8 clock : 1800MHz
9 revision : 2.2 (pvr 0039 0202)
10 bogomips : 1200.12
11
12 processor : 1
13 cpu : PPC970, altivec supported
14 clock : 1800MHz
15 revision : 2.2 (pvr 0039 0202)
16 bogomips : 1200.12
17
18 total bogomips : 2400.25
19 machine : PowerMac7,2
20 motherboard : PowerMac7,2 MacRISC4 Power Macintosh
21 detected as : 336 (PowerMac G5)
22 pmac flags : 00000000
23 L2 cache : 512K unified
24 memory : 0MB
25 pmac-generation : NewWorld
26
27 On 10 Jun 2004, at 21:30, IsoH wrote:
28
29 >
30 > I've noticed that there is no /proc/cpufreq anymore
31 > (this is 2.6.7-rc2), so how do I suppose to give a command:
32 > echo "x:yyyy:zzzz:performance" > /proc/cpufreq
33 >
34 > ???
35 >
36 > It is obvious that about 25-35% performance is missing;
37 > it is possible to gain this back if I boot by mac-boot & livecd,
38 > but I want to boot from /dev/sda now with full performance...
39 >
40 >
41 > --
42 >
43 > IsoH
44 >
45 >
46 >
47 > --
48 > gentoo-ppc-dev@g.o mailing list
49 >
50
51
52 --
53 gentoo-ppc-dev@g.o mailing list

Replies

Subject Author
Re: [gentoo-ppc-dev] G5 & missing performance IsoH <jd@××××××.fi>