From fecdad38352a753db69502bbfc7afb12f1bcdba0 Mon Sep 17 00:00:00 2001
From: David du Colombier <0intro@gmail.com>
Date: Fri, 30 Mar 2001 00:00:00 +0000
Subject: [PATCH] Plan 9 from Bell Labs 2001-03-30

---
 pc/ether82543gc.c | 65 -----------------------------------------------
 pc/etherelnk3.c   | 59 +++++++++++++++++++++---------------------
 2 files changed, 29 insertions(+), 95 deletions(-)

diff --git a/pc/ether82543gc.c b/pc/ether82543gc.c
index 9a221298ea488a7ec3d93946d36327f7ce95fdcf..9d9234a834f4b19c2ad05c53b9b2385a6f080696 100644
--- a/pc/ether82543gc.c
+++ b/pc/ether82543gc.c
@@ -344,8 +344,6 @@ gc82543attach(Ether* edev)
 	csr32w(ctlr, Rctl, ctl);
 	ctl = csr32r(ctlr, Tctl)|Ten;
 	csr32w(ctlr, Tctl, ctl);
-print("ctrl %8.8uX rctl %8.8uX tclt %8.8uX\n",
-    csr32r(ctlr, Ctrl), csr32r(ctlr, Rctl), csr32r(ctlr, Tctl));
 }
 
 static char* statistics[Nstatistics] = {
@@ -894,65 +892,6 @@ gc82543reset(Ctlr* ctlr)
 	return 0;
 }
 
-static int
-mdir(Ctlr* ctlr, int p, int r)
-{
-	int mdic, timeo;
-
-print("mdir %uX\n", csr32r(ctlr, Mdic));
-	if(!(csr32r(ctlr, Mdic) & MDIready))
-		return -1;
-	csr32w(ctlr, Mdic, MDIrop|(p<<MDIpSHIFT)|(r<<MDIrSHIFT));
-	for(timeo = 0; timeo < 1000; timeo++){
-		microdelay(10);
-		mdic = csr32r(ctlr, Mdic);
-		if(mdic & MDIready)
-{
-print("%d/%d: t %d data %8.8uX\n", p, r, timeo, mdic);
-			return mdic & MDIdMASK;
-}
-	}
-	return -1;
-}
-
-static int
-mdiw(Ctlr* ctlr, int p, int r, int d)
-{
-	int timeo;
-
-	if(!(csr32r(ctlr, Mdic) & MDIready))
-{
-print("mdiw not ready\n");
-		return -1;
-}
-	csr32w(ctlr, Mdic, MDIrop|(p<<MDIpSHIFT)|(r<<MDIrSHIFT)|(d & MDIdMASK));
-	microdelay(1);
-	for(timeo = 0; timeo < 1000; timeo++){
-		if(csr32r(ctlr, Mdic) & MDIready)
-			break;
-		microdelay(1);
-	}
-print("%d/%d: t %d data %8.8uX\n", p, r, timeo, csr32r(ctlr, Mdic));
-	return csr32r(ctlr, Mdic) & MDIready;
-}
-
-static int
-scanphy(Ctlr* ctlr)
-{
-	int oui, p, x;
-
-	for(p = 0; p < 32; p++){
-		if((oui = mdir(ctlr, p, 2)) == -1 || oui == 0 || oui == 0xFFFF)
-			continue;
-		oui <<= 6;
-		x = mdir(ctlr, p, 3);
-		oui |= x>>10;
-		print("phy%d: oui %uX reg1 %uX\n", p, oui, mdir(ctlr, p, 1));
-		return p;
-	}
-	return -1;
-}
-
 static void
 gc82543pci(void)
 {
@@ -987,12 +926,10 @@ gc82543pci(void)
 		ctlr->id = (p->did<<16)|p->vid;
 
 		ctlr->nic = KADDR(ctlr->port);
-print("status0 %8.8uX\n", csr32r(ctlr, Status));
 		if(gc82543reset(ctlr)){
 			free(ctlr);
 			continue;
 		}
-print("status1 %8.8uX\n", csr32r(ctlr, Status));
 
 		if(ctlrhead != nil)
 			ctlrtail->next = ctlr;
@@ -1045,8 +982,6 @@ gc82543pnp(Ether* edev)
 			edev->ea[2*i+1] = ctlr->eeprom[i]>>8;
 		}
 	}
-if(ctlr->pcidev->did == 0x1004)
-    scanphy(ctlr);
 	gc82543init(edev);
 
 	/*
diff --git a/pc/etherelnk3.c b/pc/etherelnk3.c
index e9bd2cc03d6f34fed75df3126d213aef8d87b68b..3461ef53fb3eb8023e22532030b498cc171b9d80 100644
--- a/pc/etherelnk3.c
+++ b/pc/etherelnk3.c
@@ -6,8 +6,7 @@
  *	autoSelect;
  *	PCI latency timer and master enable;
  *	errata list;
- *	rewrite all initialisation;
- *	handle the cyclone adapter.
+ *	rewrite all initialisation.
  *
  * Product ID:
  *	9150 ISA	3C509[B]
@@ -1716,7 +1715,8 @@ eepromdata(int port, int offset)
 int
 etherelnk3reset(Ether* ether)
 {
-	int anar, anlpar, busmaster, did, i, j, phyaddr, port, rxearly, rxstatus9, x, xcvr;
+	int anar, anlpar, phyaddr, phystat, timeo, xcvr;
+	int busmaster, did, i, j, port, rxearly, rxstatus9, x;
 	Block *bp, **bpp;
 	Adapter *ap;
 	uchar ea[Eaddrlen];
@@ -1805,8 +1805,9 @@ etherelnk3reset(Ether* ether)
 
 	/*
 	 * Check if the adapter's station address is to be overridden.
-	 * If not, read it from the EEPROM and set in ether->ea prior to loading the
-	 * station address in Wstation. The EEPROM returns 16-bits at a time.
+	 * If not, read it from the EEPROM and set in ether->ea prior to
+	 * loading the station address in Wstation.
+	 * The EEPROM returns 16-bits at a time.
 	 */
 	memset(ea, 0, Eaddrlen);
 	if(memcmp(ea, ether->ea, Eaddrlen) == 0){
@@ -1840,18 +1841,18 @@ etherelnk3reset(Ether* ether)
 				xcvr = media[j].xcvr;
 	}
 	
-/*
- * forgive me, but i am weak
- */
-if(did == 0x9055 || did == 0x9200){
-   xcvr = xcvrMii;
-   XCVRDEBUG("905[BC] reset ops 0x%uX\n",
-	ins(port+ResetOp905B));
-}
-else
-	if(xcvr & autoSelect)
+	/*
+	 * forgive me, but i am weak
+	 */
+	if(did == 0x9055 || did == 0x9200){
+		xcvr = xcvrMii;
+		txrxreset(port);
+		XCVRDEBUG("905[BC] reset ops 0x%uX\n", ins(port+ResetOp905B));
+	}
+	else if(xcvr & autoSelect)
 		xcvr = autoselect(port, xcvr, rxstatus9);
 	XCVRDEBUG("autoselect returns: xcvr %uX, did 0x%uX\n", xcvr, did);
+
 	switch(xcvr){
 
 	case xcvrMii:
@@ -1860,21 +1861,19 @@ else
 		scanphy(port);
 		 */
 		phyaddr = 24;
-for(i = 0; i < 7; i++)
-    XCVRDEBUG(" %2.2uX", miir(port, phyaddr, i));
-XCVRDEBUG("\n");
-
-{	int phystat, timeo;
-	for(timeo = 0; timeo < 30; timeo++){
-		phystat = miir(port, phyaddr, 0x01);
-		if(phystat & 0x20)
-			break;
-		XCVRDEBUG(" %2.2uX", phystat);
-		delay(100);
-	}
-	XCVRDEBUG(" %2.2uX", miir(port, phyaddr, 0x01));
-	XCVRDEBUG("\n");
-}
+		for(i = 0; i < 7; i++)
+			XCVRDEBUG(" %2.2uX", miir(port, phyaddr, i));
+			XCVRDEBUG("\n");
+
+		for(timeo = 0; timeo < 30; timeo++){
+			phystat = miir(port, phyaddr, 0x01);
+			if(phystat & 0x20)
+				break;
+			XCVRDEBUG(" %2.2uX", phystat);
+			delay(100);
+		}
+		XCVRDEBUG(" %2.2uX", miir(port, phyaddr, 0x01));
+		XCVRDEBUG("\n");
 
 		anar = miir(port, phyaddr, 0x04);
 		anlpar = miir(port, phyaddr, 0x05) & 0x03E0;