Your message dated Fri, 02 Oct 2020 10:04:10 +0000
with message-id <[email protected]>
and subject line Bug#549397: fixed in net-tools 1.60+git20181103.0eebece-1
has caused the Debian Bug report #549397,
regarding mii-tool decodes MII vendor ids wrongly
to be marked as done.

This means that you claim that the problem has been dealt with.
If this is not the case it is now your responsibility to reopen the
Bug report if necessary, and/or fix the problem forthwith.

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-- 
549397: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=549397
Debian Bug Tracking System
Contact [email protected] with problems
--- Begin Message ---
Package: net-tools
Version: 1.60-23
Severity: normal
Tags: patch

The MII specification (IEEE 802.3 clause 22) specifies the PHY id
registers to hold the vendor id (OUI) in reverse bit order.  Many PHYs
have the bytes in reverse order but the bits in normal order, and this
is what mii-tool expects.  However, recent PHYs from at least AMCC,
Broadcom and Solarflare use the specified bit order and mii-tool
should follow this.

This patch changes mii-tool to decode the OUI according to both
interpretations.

--- net-tools-1.60.orig/mii-tool.c
+++ net-tools-1.60/mii-tool.c
@@ -224,6 +224,14 @@
     return buf;
 }
 
+static unsigned char bitreverse_byte(unsigned char byte)
+{
+    byte = (byte << 4) | (byte >> 4);
+    byte = (byte & 0x33) << 2 | (byte & 0xcc) >> 2;
+    byte = (byte & 0x55) << 1 | (byte & 0xaa) >> 1;
+    return byte;
+}
+
 int show_basic_mii(int sock, int phy_id)
 {
     char buf[100];
@@ -297,11 +305,31 @@
                break;
        if (i < NMII)
            printf("%s rev %d\n", mii_id[i].name, mii_val[3]&0x0f);
-       else
-           printf("vendor %02x:%02x:%02x, model %d rev %d\n",
+       else {
+           /* Each OUI consists of 24 bits a-z of which a and b are
+            * always assigned as zero.  The bit assignments in these
+            * registers are specified as:
+            *     2.15-0   c-r
+            *     3.15-10  s-x
+            * This is the opposite of the bit order within each byte
+            * for the written representation specified in section
+            * 9.5.2 of IEEE 802-2001.  However, some vendors mirror
+            * the written representation, using the bit assignments:
+            *     2.15-10  f-a (?)
+            *     2.9-2    p-i
+            *     2.1-0    x-w
+            *     3.15-10  v-q
+            * Therefore we decode the registers under both
+            * interpretations.
+            */
+           printf("vendor %02x:%02x:%02x or %02x:%02x:%02x, model %d rev %d\n",
+                  bitreverse_byte(mii_val[2]>>10),
+                  bitreverse_byte(mii_val[2]>>2),
+                  bitreverse_byte((mii_val[2]<<6)|(mii_val[3]>>10)),
                   mii_val[2]>>10, (mii_val[2]>>2)&0xff,
                   ((mii_val[2]<<6)|(mii_val[3]>>10))&0xff,
                   (mii_val[3]>>4)&0x3f, mii_val[3]&0x0f);
+       }
        printf("  basic mode:   ");
        if (bmcr & MII_BMCR_RESET)
            printf("software reset, ");
--- END ---

-- System Information:
Debian Release: squeeze/sid
  APT prefers unstable
  APT policy: (500, 'unstable'), (500, 'stable'), (1, 'experimental')
Architecture: i386 (x86_64)

Kernel: Linux 2.6.30-2-amd64 (SMP w/2 CPU cores)
Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash

Versions of packages net-tools depends on:
ii  libc6                         2.9-26     GNU C Library: Shared libraries

net-tools recommends no packages.

net-tools suggests no packages.

-- debconf-show failed



--- End Message ---
--- Begin Message ---
Source: net-tools
Source-Version: 1.60+git20181103.0eebece-1
Done: Utkarsh Gupta <[email protected]>

We believe that the bug you reported is fixed in the latest version of
net-tools, which is due to be installed in the Debian FTP archive.

A summary of the changes between this version and the previous one is
attached.

Thank you for reporting the bug, which will now be closed.  If you
have further comments please address them to [email protected],
and the maintainer will reopen the bug report if appropriate.

Debian distribution maintenance software
pp.
Utkarsh Gupta <[email protected]> (supplier of updated net-tools package)

(This message was generated automatically at their request; if you
believe that there is a problem with it please contact the archive
administrators by mailing [email protected])


-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

Format: 1.8
Date: Fri, 02 Oct 2020 15:01:04 +0530
Source: net-tools
Architecture: source
Version: 1.60+git20181103.0eebece-1
Distribution: unstable
Urgency: medium
Maintainer: net-tools Team <[email protected]>
Changed-By: Utkarsh Gupta <[email protected]>
Closes: 549397 621752 653117 812886
Changes:
 net-tools (1.60+git20181103.0eebece-1) unstable; urgency=medium
 .
   * New upstream version 1.60+git20181103.0eebece
     - Fix nstrcmp() to prevent ifconfig from showing
       duplicate interfaces. (Closes: #812886)
   * Fix d/watch to point to upstream git repository
   * Add patch to fix decoding of MII vendor ids. (Closes: #549397)
     - Thanks, Ben Hutchings, for the patch.
   * Add patch to fix Japanese translation which uses a wrong
     Kanji character. (Closes: #621752)
     - Thanks, Takeshi Hamasaki, for the patch.
   * Add patch to fix wrong indentation of "collisions" in  the
     Japanese translation. (Closes: #653117)
     - Thanks, NODA, Kai, for the patch.
   * Fix Uploaders' field.
     - Add myself as an uploader.
     - Fix Tina's details.
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net-tools_1.60+git20181103.0eebece-1_amd64.buildinfo

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