mii-diag: add new package

 * Used for debugging MII, needed for fixing NSLU2 LE

1 files changed, 630 insertions, 0 deletions

diff --git a/packages/mii-diag/mii-diag-2.11/libmii.c b/packages/mii-diag/mii-diag-2.11/libmii.c
new file mode 100644
index 0000000000..96f0060509
--- /dev/null
+++ b/packages/mii-diag/mii-diag-2.11/libmii.c
@@ -0,0 +1,630 @@
+/* libmii.c: MII diagnostic and setup library.
+
+	Copyright 1997-2003 by Donald Becker.
+	This version released under the Gnu General Public License,
+	incorporated herein by reference.
+	This source code may be distributed without modification using the
+	existing notice.  Any modification to this source code must include a
+	full notice as described in the GPL
+	Contact the author for use under other terms.
+
+	The author may be reached as becker@scyld.com, or C/O
+	 Scyld Computing Corporation
+	 914 Bay Ridge Road, Suite 220
+	 Annapolis MD 21403
+
+   References
+	http://www.scyld.com/expert/NWay.html
+	http://www.national.com/pf/DP/DP83840A.html
+*/
+
+static const char version_msg[] =
+"libmii.c:v2.11 2/28/2005  Donald Becker (becker@scyld.com)\n"
+" http://www.scyld.com/diag/index.html\n";
+
+/* This library exports the following functions:
+    IOADDR: A token passed to the mdio_read() function.
+    PHY_ID: The MII transceiver address, passed uninterpreted to mdio_read().
+*/
+void show_mii_details(long ioaddr, int phy_id);
+int monitor_mii(long ioaddr, int phy_id);
+
+/* This library expects to be able to call the following functions: */
+extern int mdio_read(long ioaddr, int phy_id, int mii_reg_num);
+
+#include <unistd.h>
+#include <stdio.h>
+#include <time.h>
+#include <sys/time.h>
+
+#include <sys/types.h>
+typedef u_int32_t u32;
+typedef u_int16_t u16;
+typedef u_int8_t u8;
+
+static const char *media_names[] = {
+	"10baseT", "10baseT-FD", "100baseTx", "100baseTx-FD", "100baseT4",
+	"Flow-control", 0,
+};
+
+static void ns83843(long ioaddr, int phy_id);
+static void qs6612(long ioaddr, int phy_id);
+static void smsc83c180(long ioaddr, int phy_id);
+static void tdk78q2120(long ioaddr, int phy_id);
+static void davicom_dm9101(long ioaddr, int phy_id);
+static void intel_i553(long ioaddr, int phy_id);
+static void enablesemi(long ioaddr, int phy_id);
+static void amd_pna(long ioaddr, int phy_id);
+static void amd_tx(long ioaddr, int phy_id);
+static void admtek(long ioaddr, int phy_id);
+static void lu3x31(long ioaddr, int phy_id);
+static void myson981(long ioaddr, int phy_id);
+static void via_tahoe(long ioaddr, int phy_id);
+static void via_vt6103(long ioaddr, int phy_id);
+static void via_vt6105(long ioaddr, int phy_id);
+static void intel(long ioaddr, int phy_id);
+
+struct mii_partnum {
+	const char *vendor;				/* Vendor name. */
+	u16	 phy_id0;				/* Vendor ID (alternate ver. of ieee_oui[]) */
+	u16	 phy_id1;				/* Vendor ID (alternate ver. of ieee_oui[]) */
+	unsigned char ieee_oui[3];	/* IEEE-assigned organizationally unique ID */
+	char flags;
+	void (*(func))(long xcvr_if, int phy_id);/* Function to emit more info. */
+} static oui_map[] = {
+	{"Unknown transceiver type", 0x0000, 0x0000, {0,}, 0, NULL,},
+	{"National Semiconductor 83840A", 0x2000, 0x5c01, {0,}, 0, NULL,},
+	{"National Semiconductor 83843",  0x2000, 0x5c10, {0,}, 0, ns83843, },
+	{"Level One LXT970", 0x7810, 0x0000, {0,}, 0, NULL, },
+	{"Level One LXT971", 0x7810, 0x0001, {0,}, 0, NULL, },
+	{"Level One LXT971A",0x7810, 0x0003, {0,}, 0, NULL, },
+	{"Level One (unknown type)", 0, 0, {0x1e,0x04,0x00}, 0, NULL, },
+	{"Davicom DM9101", 0x0181, 0xB800, {0,}, 0, davicom_dm9101, },
+	{"Davicom (unknown type)", 0, 0, {0x00, 0x60, 0x6e}, 0, davicom_dm9101, },
+	{"Quality Semiconductor QS6612", 0x0181, 0x4410, {0,}, 0, qs6612},
+	{"Quality Semiconductor (unknown type)", 0,0, {0x00, 0x60, 0x51}, 0, NULL},
+	{"SMSC 83c180", 0x0282, 0x1C51, {0}, 0, smsc83c180, },
+	{"TDK Semi 78Q2120 rev. 2", 0x0300, 0xE542, {0,}, 0, tdk78q2120, },
+	{"TDK Semi 78Q2120 rev. 3", 0x0300, 0xE543, {0,}, 0, tdk78q2120, },
+	{"TDK Semi 78Q2120 rev. 11", 0x0300, 0xE54B, {0,}, 0, tdk78q2120, },
+	{"TDK transceiver (unknown type)", 0,0, {0x00, 0xc0, 0x39}, 0, tdk78q2120},
+	{"Intel (unknown type)", 0,0, {0x00, 0xf8, 0x00}, 0, intel_i553},
+	{"Enable Semiconductor EL40-331", 0x0043, 0x7411, {0,}, 0, enablesemi},
+	{"AMD 79c901A.1 HomePNA", 0x0000, 0x6B91, {0,}, 0, amd_pna},
+	{"AMD 79c901A.2 HomePNA", 0x0000, 0x6B92, {0,}, 0, amd_pna},
+	{"AMD 79c901A.3 HomePNA", 0x0000, 0x6B93, {0,}, 0, amd_pna},
+	{"AMD 79c901A.3 10baseT", 0x0000, 0x6B71, {0,}, 0, amd_tx},
+	{"AdHoc Technology AH101LF", 0x0022, 0x561B, {0,}, 0, tdk78q2120},
+	{"Altimata Communications AC101LF", 0x0022, 0x5523, {0,}, 0, tdk78q2120},
+	{"Altimata Comm (unknown type)", 0, 0, {0x00,0x10,0xA9}, 0, tdk78q2120},
+	{"ASIX (unknown type)", 0, 0, {0x00,0xC0,0xB4}, 0, tdk78q2120},
+	{"ADMtek AN983 Comet", 0x0022, 0x5410, {0,}, 0, admtek},
+	{"ADMtek AN985 Comet", 0x0022, 0x5513, {0,}, 0, admtek},
+	{"ADMtek (unknown type)", 0, 0, {0x00,0xe0,0x92}, 0, admtek},
+	{"Lucent LU6612", 0x0180, 0x7641, {0,}, 0, qs6612},
+	{"Lucent LU3X31", 0x0043, 0x7411, {0,}, 0, lu3x31},
+	{"LSI Logic (Seeq) 80225", 0, 0, {0x00,0xA0,0x7D}, 0, NULL},
+	{"Myson MTD981", 0x0302, 0xD000, {0,}, 0, myson981},
+	{"Myson (unknown type)", 0, 0, {0x00,0xC0,0xB4,}, 0, myson981},
+	{"Alta/Kendin Sundance", 0x0022, 0x1720, {0,}, 0, NULL},
+	{"Alta/Kendin Sundance", 0, 0, {0x00,0x08,0x85}, 0, NULL},
+	{"VIA Tahoe VT6103", 0x0101, 0x8f20, {0,}, 0, via_vt6103},
+	{"VIA Tahoe VT6104", 0x0101, 0x8f30, {0,}, 0, via_tahoe},
+	{"VIA Rhine VT6105", 0x0101, 0x8f22, {0,}, 0, via_vt6105},
+	{"Intel 82557 series", 0x02a8, 0x0150, {0,}, 0, intel},
+	{"Intel 82555 rev 1", 0x02a8, 0x0151, {0,}, 0, intel},
+	{"Intel 82559 transceiver", 0x02a8, 0x0154, {0,}, 0, intel},
+	{"Intel 82555 series transceiver", 0,0, {0x00,0xaa,0x00}, 0, intel},
+	{0, },
+};
+
+static u16 mii_val[32];
+
+void show_mii_details(long ioaddr, int phy_id)
+{
+	int mii_reg, i, vendor = 0;
+	u16 bmcr, bmsr, new_bmsr;
+
+	/* This may not be omitted from the output. */
+	printf("%s", version_msg);
+	printf(" MII PHY #%d transceiver registers:", phy_id);
+	for (mii_reg = 0; mii_reg < 32; mii_reg++) {
+		mii_val[mii_reg] = mdio_read(ioaddr, phy_id, mii_reg);
+		printf("%s %4.4x", (mii_reg % 8) == 0 ? "\n  " : "",
+			   mii_val[mii_reg]);
+	}
+	printf(".\n");
+	if (mii_val[0] == 0xffff) {
+		printf("  No MII transceiver present!.\n");
+		return;
+	}
+	bmcr = mii_val[0];
+	bmsr = mii_val[1];
+	printf(" Basic mode control register 0x%4.4x:", bmcr);
+	if (bmcr & 0x1000)
+		printf(" Auto-negotiation enabled.\n");
+	else
+		printf(" Auto-negotiation disabled!\n"
+			   "   Speed fixed at 10%s mbps, %s-duplex.\n",
+			   bmcr & 0x2000 ? "0" : "",
+			   bmcr & 0x0100 ? "full":"half");
+	if (bmcr & 0x8000)
+		printf("  Transceiver currently being reset!\n");
+	if (bmcr & 0x4000)
+		printf("  Transceiver in loopback mode!\n");
+	if (bmcr & 0x0800)
+		printf("  Transceiver powered down!\n");
+	if (bmcr & 0x0400)
+		printf("  Transceiver isolated from the MII!\n");
+	if (bmcr & 0x0200)
+		printf("  Restarted auto-negotiation in progress!\n");
+	if (bmcr & 0x0080)
+		printf("  Internal Collision-Test enabled!\n");
+	
+	new_bmsr = mdio_read(ioaddr, phy_id, 1);
+	printf(" Basic mode status register 0x%4.4x ... %4.4x.\n"
+		   "   Link status: %sestablished.\n"
+		   "   Capable of ",
+		   bmsr, new_bmsr,
+		   bmsr & 0x0004 ? "" :
+		    (new_bmsr & 0x0004) ? "previously broken, but now re" : "not ");
+	if (bmsr & 0xF800) {
+		for (i = 15; i >= 11; i--)
+			if (bmsr & (1<<i))
+				printf(" %s", media_names[i-11]);
+	} else
+		printf("<Warning! No media capabilities>");
+
+	printf(".\n"
+		   "   %s to perform Auto-negotiation, negotiation %scomplete.\n",
+		   bmsr & 0x0008 ? "Able" : "Unable",
+		   bmsr & 0x0020 ? "" : "not ");
+
+	if (bmsr & 0x0010)
+		printf(" Remote fault detected!\n");
+	if (bmsr & 0x0002)
+		printf("   *** Link Jabber! ***\n");
+
+	if (mii_val[2] ^ mii_val[3]) { 		/* Eliminate 0x0000 and 0xffff IDs. */
+		unsigned char oui_0 = mii_val[2] >> 10;
+		unsigned char oui_1 = mii_val[2] >> 2;
+		unsigned char oui_2 = (mii_val[2] << 6) | (mii_val[3] >> 10);
+
+		printf(" Vendor ID is %2.2x:%2.2x:%2.2x:--:--:--, model %d rev. %d.\n",
+			   oui_0, oui_1, oui_2,
+			   ((mii_val[3] >> 4) & 0x3f), mii_val[3] & 0x0f);
+		for ( i = 0; oui_map[i].vendor; i++)
+			/* We match either the Phy ID or the IEEE OUI. */
+			if ((oui_map[i].phy_id0 == mii_val[2] &&
+				 oui_map[i].phy_id1 == mii_val[3]) ||
+				(oui_map[i].ieee_oui[0] == oui_0 &&
+				 oui_map[i].ieee_oui[1] == oui_1 &&
+				 oui_map[i].ieee_oui[2] == oui_2)) {
+				printf("   Vendor/Part: %s.\n", oui_map[i].vendor);
+				vendor = i;
+				break;
+			}
+		if (oui_map[i].vendor == NULL)
+			printf("   No specific information is known about this transceiver"
+				   " type.\n");
+	} else
+		printf(" This transceiver has no vendor identification.\n");
+
+	{
+		int nway_advert = mii_val[4];
+		int lkpar = mii_val[5];
+		printf(" I'm advertising %4.4x:", nway_advert);
+		for (i = 10; i >= 5; i--)
+			if (nway_advert & (1<<i))
+				printf(" %s", media_names[i-5]);
+		printf("\n   Advertising %sadditional info pages.\n",
+			   nway_advert & 0x8000 ? "" : "no ");
+		if ((nway_advert & 31) == 1)
+			printf("   IEEE 802.3 CSMA/CD protocol.\n");
+		else
+			printf("   Using an unknown (non 802.3) encapsulation.\n");
+		printf(" Link partner capability is %4.4x:",
+			   lkpar);
+		for (i = 10; i >= 5; i--)
+			if (lkpar & (1<<i))
+				printf(" %s", media_names[i-5]);
+		printf(".\n   Negotiation %s.\n",
+			   lkpar & 0x4000 ? " completed" : "did not complete");
+	}
+	if (oui_map[vendor].func)
+		oui_map[vendor].func(ioaddr, phy_id);
+
+}
+
+int monitor_mii(long ioaddr, int phy_id)
+{
+	int i, last_event = 0;
+	unsigned short new_1, baseline_1 = mdio_read(ioaddr, phy_id, 1);
+	struct timeval tv, sleepval;
+	time_t cur_time;
+	char timebuf[12];
+
+	if (baseline_1 == 0xffff) {
+		fprintf(stderr, "No MII transceiver present to monitor.\n");
+		return -1;
+	}
+
+	gettimeofday(&tv, NULL);
+	cur_time = tv.tv_sec;
+	strftime(timebuf, sizeof(timebuf), "%H:%M:%S", localtime(&cur_time));
+
+	printf("Monitoring the MII transceiver status.\n"
+		   "%s.%03d  Baseline value of MII BMSR (basic mode status register)"
+		   " is %4.4x.\n", timebuf, (int)tv.tv_usec/1000, baseline_1);
+	while (1) {
+		new_1 = mdio_read(ioaddr, phy_id, 1);
+		if (new_1 == 0xffff) {
+			fprintf(stderr, "The MII transceiver is no longer accessable!\n");
+			return -1;
+		}
+		if (new_1 != baseline_1) {
+			gettimeofday(&tv, NULL);
+			cur_time = tv.tv_sec;
+			strftime(timebuf, sizeof(timebuf), "%H:%M:%S",
+					 localtime(&cur_time));
+			printf("%s.%03d  MII BMSR now %4.4x: %4s link, NWay %s, "
+				   "%3sJabber%s (%4.4x).\n",
+				   timebuf, (int)tv.tv_usec/1000, new_1,
+				   new_1 & 0x04 ? "Good" : "no",
+				   new_1 & 0x20 ? "done" : "busy",
+				   new_1 & 0x02 ? "" : "No ",
+				   new_1 & 0x10 ? ", remote fault" : "",
+				   mdio_read(ioaddr, phy_id, 5)
+				   );
+			if (!(baseline_1 & 0x20)  && (new_1 & 0x20)) {
+				int lkpar = mdio_read(ioaddr, phy_id, 5);
+				printf("   New link partner capability is %4.4x %4.4x:",
+					   lkpar, mdio_read(ioaddr, phy_id, 6));
+				switch (lkpar) {
+				case 0x45e1: printf(" 10/100 switch w/ flow control"); break;
+				case 0x41e1: printf(" 10/100 HD+FD switch"); break;
+				case 0x40a1: printf(" 10/100 bridged repeater"); break;
+				case 0x4081: printf(" 100baseTx repeater w/autonegotation");
+					break;
+				case 0x0081: printf(" 100baseTx (no autonegotation)"); break;
+				case 0x4021: printf(" 10baseT repeater w/autonegotation");
+					break;
+				case 0x0021: printf(" 10baseT (no autonegotation)"); break;
+				default:
+					for (i = 9; i >= 5; i--)
+						if (lkpar & (1<<i))
+							printf(" %s", media_names[i-5]);
+				}
+				printf(".\n");
+			}
+			fflush(stdout);
+			baseline_1 = new_1;
+			last_event = 0;
+		}
+		sleepval.tv_sec = 0;
+		sleepval.tv_usec = last_event++ > 30 ? 200000 : 1000;
+		select(0, 0, 0, 0, &sleepval);			/* Or just sleep(1); */
+	}
+	printf("  Value of MII BMSR (basic mode status register) is %4.4x.\n",
+		   mdio_read(ioaddr, phy_id, 1));
+	return 0;
+}
+
+/* Emit transceiver-specific info. */
+
+struct msg_tbl { int bitmask;  char *msg; };
+
+static void msg_if_set(const int val, const struct msg_tbl msg_tbl[])
+{
+	int i;
+	for (i = 0; msg_tbl[i].bitmask; i++)
+		if (msg_tbl[i].bitmask & val)
+			printf(" %s\n", msg_tbl[i].msg);
+}
+
+static void msg_if_set_fmt(const int val, const struct msg_tbl msg_tbl[],
+						   const char *fmt)
+{
+	int i;
+	for (i = 0; msg_tbl[i].bitmask; i++)
+		if (msg_tbl[i].bitmask & val)
+			printf(fmt, msg_tbl[i].msg);
+}
+
+static void qs6612(long ioaddr, int phy_id)
+{
+	printf("  QS6612 extra registers: Mode %4.4x.\n"
+		   "    Interrupt source %4.4x, mask %4.4x.\n"
+		   "    PHY control %4.4x.\n",
+		   mii_val[17], mii_val[29], mii_val[30], mii_val[31]);
+	return;
+}
+
+static void ns83843(long ioaddr, int phy_id)
+{
+	printf("  NatSemi 83843 extra registers:\n"
+		   "    PHY status %4.4x\n"
+		   "    %s link, %d Mb/sec %s duplex\n"
+		   "    MII interrupts %sabled, %s pending.\n"
+		   "    Events since last read\n"
+		   "     Link disconnects %d\n"
+		   "     False carriers %d\n"
+		   "     Receive errors %d\n"
+		   "    Link beat is currently %sstable\n",
+		   mii_val[0x10],
+		   mii_val[10] & 0x0001 ? "Valid" : "Invalid",
+		   mii_val[10] & 0x0002 ? 10 : 100, 
+		   mii_val[10] & 0x0004 ? "full" : "half", 
+		   mii_val[0x11] & 0x0002 ? "en":"dis",
+		   mii_val[0x10] & 0x0100 ? "interrupt": "none",
+		   mii_val[0x13], mii_val[0x14], mii_val[0x15],
+		   mii_val[0x16] & 0x0010 ? "UN" : "");
+	return;
+}
+static void smsc83c180(long ioaddr, int phy_id)
+{
+	int mii_reg25 = mii_val[25];
+	printf("  SMSC 83c180 extra registers:\n"
+		   "    Auto-negotiation status 0x%4.4x.\n"
+		   "      10baseT polarity is %s.\n"
+		   "      PHY address is %d.\n"
+		   "      Auto-negotiation %scomplete, 1%s0Mbps %s duplex.\n"
+		   "    Rx symbol errors since last read %d.\n",
+		   mii_reg25,
+		   mii_reg25 & 0x2000 ? "normal" : "reversed",
+		   (mii_reg25>>8) & 0x1F,
+		   mii_reg25 & 0x0080 ? "did not " : "",
+		   mii_reg25 & 0x0020 ? "0" : "",
+		   mii_reg25 & 0x0040 ? "full" : "half",
+		   mdio_read(ioaddr, phy_id, 26));
+	return;
+}
+
+static const char *tdk_events[8] = {
+	"Jabber", "Rx error", "Negotiation page received", "Link detection fault",
+	"Link partner acknowledge", "Link status change", "Remote partner fault",
+	"Auto-Negotiation complete"};
+
+static const struct msg_tbl tdk_reg16[] = {
+	{0x8000, " Transceiver is in repeater mode!"},
+	{0x4000, " Interrupt pin set to active high."},
+	{0x2000, " Reserved bit 12 is unexpectedly set."},
+	{0x1000, " Transmit pins are internally disconnected."},
+	{0x0800, " 10baseT signal quality test is disabled."},
+	{0x0400, " 10baseT loopback mode."},
+	{0, 0},
+};
+
+static void tdk78q2120(long ioaddr, int phy_id)
+{
+	int mii_reg16 = mii_val[16];
+	int mii_reg17 = mii_val[17];
+	int mii_reg18 = mii_val[18];
+	int i;
+	printf("  TDK format vendor-specific registers 16..18 are "
+		   "0x%4.4x 0x%4.4x 0x%4.4x\n", mii_reg16, mii_reg17, mii_reg18);
+	printf("      Link polarity is %s %s.\n"
+		   "%s%s"
+		   "      Auto-negotiation %s, 1%s0Mbps %s duplex.\n"
+		   "      Rx link in %s state, PLL %s.\n",
+		   mii_reg16 & 0x0020 ? "OVERRIDDEN to" : "detected as",
+		   mii_reg16 & 0x0010 ? "reversed" : "normal",
+		   mii_reg16 & 0x0002 ?
+		   "     100baseTx Coding and scrambling is disabled!\n":"",
+		   mii_reg16 & 0x0001 ? "     Rx_CLK power-save mode is enabled!\n":"",
+		   mii_reg18 & 0x1000 ? "had no common media" : "complete",
+		   mii_reg18 & 0x0400 ? "0" : "",
+		   mii_reg18 & 0x0800 ? "full" : "half",
+		   mii_reg18 & 0x0200 ? "pass" : "fail",
+		   mii_reg18 & 0x0100 ? "slipped since last read" : "locked");
+
+	msg_if_set(mii_reg16, tdk_reg16);
+	if (mii_reg17 & 0x00ff) {
+		printf("      Events since last read:");
+		for (i = 0; i < 8; i++)
+			if (mii_reg17 & (1 << i))
+				printf("  %s", tdk_events[i]);
+	} else
+		printf("      No new link status events.");
+
+	if (mii_reg17 & 0xff00) {
+		printf("\n      Events that will raise an interrupt:");
+		for (i = 0; i < 8; i++)
+			if (mii_reg17 & (0x100 << i))
+				printf("  %s", tdk_events[i]);
+	}
+	printf("\n");
+	return;
+}
+
+static void davicom_dm9101(long ioaddr, int phy_id)
+{
+	printf("  Davicom vendor specific registers: 0x%4.4x 0x%4.4x 0x%4.4x.\n",
+		   mii_val[16], mii_val[17], mii_val[18]);
+}
+static void intel_i553(long ioaddr, int phy_id)
+{
+	printf("  This transceiver is 100baseT4 only!  Register 16 is %4.4x.\n",
+		   mii_val[16]);
+}
+/* http://www.enablesemi.com/cgi-bin/byteserve/Products/Docs/3VCardBus.pdf */
+static void enablesemi(long ioaddr, int phy_id)
+{
+	printf("  Isolated %d times, %d false carrier events, %d Rx errors.\n",
+		   mii_val[18], mii_val[19], mii_val[21]);
+	printf("  Cable polarity is %s, 100Mb PLL is %slocked.\n",
+		   mii_val[28]&0x8000 ? "reversed" : "normal",
+		   mii_val[27]&0x2000 ? "" : "un");
+}
+/* The amd79c901 contains both PNA and 10/100 management registers.
+   http://www.amd.com/products/npd/techdocs/22304.pdf
+*/
+static void amd_pna(long ioaddr, int phy_id)
+{
+	printf("  HomePNA transceiver in %s speed, %s power mode.\n",
+		   mii_val[16] & 4 ? "high" : "low",
+		   mii_val[16] & 2 ? "high" : "low");
+	printf("  HomePNA noise level %d, peak power %d..\n",
+		   mii_val[25] >> 8, mii_val[25] & 0xff);
+}
+static void amd_tx(long ioaddr, int phy_id)
+{
+	int mii_reg25 = mii_val[25];
+	printf("  AMD vendor specific registers: 0x%4.4x 0x%4.4x 0x%4.4x.\n",
+		   mii_val[16], mii_val[17], mii_val[18]);
+	printf("  The link is %s in 10%s %s duplex mode, autonegotiation state "
+		   "has%s changed.\n",
+		   mii_reg25 & 8 ? "up" : "down",
+		   mii_reg25 & 1 ? "0baseTx" : "baseT",
+		   mii_reg25 & 4 ? "full" : "half",
+		   mii_reg25 & 2 ? "" : " not");
+}
+
+static const struct msg_tbl admtek_reg21[] = {
+	{0x4000, " Link test diabled: Ignoring lack of 10baseT link beat."},
+	{0x2000, " Link forced up."},
+	{0x1000, " Tx jabber check disabled."},
+	{0x0080, " Transmitting 'Far End Fault'!"},
+	{0x0040, " Rx error count full."},
+	{0x0008, " Remote loop back enabled."},
+	{0, 0},
+};
+
+static void admtek(long ioaddr, int phy_id)
+{
+
+	printf("  ADMtek vendor specific registers information:\n"
+		   "   Cable length is approximately %d meters.\n"
+		   "   The receiver has lost lock %d times since last check and "
+		   "had %d error events.\n",
+		   ((mii_val[20] & 0x00f0) >> 4)*10,
+		   mii_val[23], mii_val[23]);
+	msg_if_set(mii_val[21], admtek_reg21);
+	tdk78q2120(ioaddr, phy_id);
+}
+
+static void lu3x31(long ioaddr, int phy_id)
+{
+	printf("  Lucent vendor specific registers 17: 0x%4.4x"
+		   " 29: 0x%4.4x 30: 0x%4.4x 31: 0x%4.4x.\n",
+		   mii_val[17], mii_val[29], mii_val[30], mii_val[31]);
+}
+
+static const struct msg_tbl myson_reg16[] = {
+	{0x0080, " Far end fault enabled."},
+	{0x0040, " Transformer ratio 1.25:1."},
+	{0x0020, " Polarity correction diabled."},
+	{0x0010, " Link is forced up regardless of link beat."},
+	{0x0004, " Bypass Jabber check."},
+	{0x0001, " 100baseFx mode selected."},
+	{0, 0},
+};
+
+static void myson981(long ioaddr, int phy_id)
+{
+	int i, mii_reg17 = mii_val[17];
+
+	printf("  Myson mtd981 extra registers: %4.4x %4.4x %4.4x %4.4x.\n",
+		   mii_val[16], mii_val[17], mii_val[18], mii_val[19]);
+	msg_if_set(mii_val[16] & 0xC800, tdk_reg16);
+	msg_if_set(mii_val[16], myson_reg16);
+
+	if (mii_reg17 & 0x00ff) {
+		printf("      Events since last read:");
+		for (i = 0; i < 8; i++)
+			if (mii_reg17 & (1 << i))
+				printf("  %s", tdk_events[i]);
+	} else
+		printf("      No new link status events.");
+	if (mii_reg17 & 0xff00) {
+		printf("\n      Events that will raise an interrupt:");
+		for (i = 0; i < 8; i++)
+			if (mii_reg17 & (0x100 << i))
+				printf("  %s", tdk_events[i]);
+	}
+	printf("\n");
+
+	return;
+}
+
+/* These are much like the TDK events in reversed order. */
+static const struct msg_tbl via_reg17[] = {
+	{0x0001, "Auto-Negotiation complete"},
+	{0x0002, "Remote fault detected"},
+	{0x0004, "Link failure detected"},
+	{0x0008, "Bad Start Stream detected"},
+	{0x0010, "Parallel detection fault"},
+	{0x0020, "Extended negotiation page received"},
+	{0x0040, "5B/4B code error detected"},
+	{0x0080, "Jabber detected"},
+	{0, 0},
+};
+
+static void via_tahoe(long ioaddr, int phy_id)
+{
+	int mii_reg16 = mii_val[16];
+	int mii_reg17 = mii_val[17];
+	int mii_reg18 = mii_val[18];
+
+	printf("  VIA Tahoe extended registers: 16 %4.4x  #17 %4.4x  #18 %4.4x.\n",
+		   mii_reg16, mii_reg17, mii_reg18);
+	msg_if_set_fmt(mii_reg17, via_reg17, "   %s\n");
+	printf("   Link %s 10%s Mbps %s duplex\n",
+		   mii_reg18 & 0x2000 ? "up" : "down",
+		   mii_reg18 & 0x0400 ? "0" : "",
+		   mii_reg18 & 0x0800 ? "full" : "half");
+}
+
+/* Information from
+   http://www.via.com.tw/en/datasheet/DS6103110.pdf
+*/
+   
+static void via_vt6103(long ioaddr, int phy_id)
+{
+	printf("  VIA vt6103 error counts since the last check:\n"
+		   "   The link has failed %d times.\n"
+		   "   The receiver has lost lock %d times.\n"
+		   "   There have been %d false carrier/SQE error.\n",
+		   mii_val[21], mii_val[22], mii_val[23]);
+}
+
+/* Information from
+   http://www.via.com.tw/en/Networking/DS6105LOM100.pdf
+*/
+
+static void via_vt6105(long ioaddr, int phy_id)
+{
+	printf("  VIA vt6105 PHY status:\n"
+		   "   Duplex %s  speed %s\n",
+		   mii_val[20] & 0x0001 ? "full" : "half",
+		   mii_val[20] & 0x0002 ? "100" : "10");
+}
+
+/* Information from
+   http://www.via.com.tw/en/Networking/DS6105LOM100.pdf
+*/
+static void intel(long ioaddr, int phy_id)
+{
+	printf("  Intel 8255* PHY #%d extended management registers:\n"
+		   "    Error counts, cleared when read:\n"
+		   "     False carriers %d\n"
+		   "     Link disconnects %d\n"
+		   "     Receive errors %d\n"
+		   "     Rx symbol errors %d.\n"
+		   "     Rx 10Mbps Early End-Of-Frame errors %d.\n"
+		   "     Rx 100Mbps Early End-Of-Frame errors %d.\n"
+		   "     Tx jabber errors %d.\n",
+		   mii_val[18],
+		   mii_val[19], mii_val[20], mii_val[21], mii_val[22], mii_val[23],
+		   mii_val[24], mii_val[25]);
+}
+
+
+/*
+ * Local variables:
+ *  compile-command: "cc -O -Wall -c libmii.c"
+ *  c-indent-level: 4
+ *  c-basic-offset: 4
+ *  tab-width: 4
+ * End:
+ */