diff options
| author | Theo de Raadt <deraadt@cvs.openbsd.org> | 2005-12-28 20:36:00 +0000 |
|---|---|---|
| committer | Theo de Raadt <deraadt@cvs.openbsd.org> | 2005-12-28 20:36:00 +0000 |
| commit | 1603fd8147def67d24a6094904918972b5b83f28 (patch) | |
| tree | 3d2db693c11ea6e79734257f2eef50e999ed788d /sys | |
| parent | 2fda7f6e48644b59da5a2c20518f0a61c10f9f7a (diff) | |
if many regs in a "xeontemp" appear the same, it is not one
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/dev/i2c/i2c_scan.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/sys/dev/i2c/i2c_scan.c b/sys/dev/i2c/i2c_scan.c index 85f8d78b9c3..e3276dbd6b0 100644 --- a/sys/dev/i2c/i2c_scan.c +++ b/sys/dev/i2c/i2c_scan.c @@ -1,4 +1,4 @@ -/* $OpenBSD: i2c_scan.c,v 1.29 2005/12/28 01:02:58 deraadt Exp $ */ +/* $OpenBSD: i2c_scan.c,v 1.30 2005/12/28 20:35:59 deraadt Exp $ */ /* * Copyright (c) 2005 Alexander Yurchenko <grange@openbsd.org> @@ -160,15 +160,18 @@ xeonprobe(u_int8_t addr) if (addr == 0x18 || addr == 0x1a || addr == 0x29 || addr == 0x2b || addr == 0x4c || addr == 0x4e) { u_int8_t reg, val; - int zero = 0; + int zero = 0, copy = 0; + val = probe(0x00); for (reg = 0x00; reg < 0x09; reg++) { if (probe(reg) == 0xff) return (NULL); - if (probe(reg) == 0) + if (probe(reg) == 0x00) zero++; + if (val == probe(reg)) + copy++; } - if (zero > 8) + if (zero > 6 || copy > 6) return (NULL); val = probe(0x09); for (reg = 0x0a; reg < 0xfe; reg++) { |